1 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
4 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
6 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
7 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
8 (adjacent_mem_locations): Move some code to and call...
9 (get_memref_parts): ...new function.
10 (mem_locations_overlap): New function.
11 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
12 (is_mem_ref): Rename to...
13 (find_mem_ref): ...this. Return MEM rtx.
14 (get_store_dest): Remove function.
15 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
16 new parameter and adjust calls.
17 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
18 mem refs overlap for true_store_to_load_dep_costly.
19 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
20 passed to adjacent_mem_locations.
21 (is_costly_group): Walk resolved dependency list.
22 (force_new_group): Emit group ending nop for Power6/Power7.
23 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
24 (group_ending_nop): New define_insn.
26 2012-07-04 Richard Guenther <rguenther@suse.de>
28 * gimple-fold.c (get_base_constructor): Do not return an
29 error_mark_node DECL_INITIAL.
31 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
33 Backport from mainline
34 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
37 code model string in the error message.
39 2012-07-04 Tristan Gingold <gingold@adacore.com>
41 Backport from mainline.
42 2012-06-25 Tristan Gingold <gingold@adacore.com>
44 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
45 (seh_cfa_adjust_cfa): ... that function.
46 (seh_emit_stackalloc): Do not emit out of range values.
47 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
48 UNSPEC_DEF_CFA constants.
49 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
50 * config/i386/i386.c (ix86_frame_pointer_required): Required
51 for very large frames on SEH target.
52 (ix86_compute_frame_layout): Save area is before frame pointer
53 on SEH target. Handle very large frames.
54 (ix86_expand_prologue): Likewise.
56 2012-07-04 Richard Guenther <rguenther@suse.de>
58 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
59 as in free_lang_data_in_type.
61 2012-07-02 Martin Jambor <mjambor@suse.cz>
63 Backport from mainline.
64 2012-07-02 Martin Jambor <mjambor@suse.cz>
67 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
68 dynamic type change check.
70 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
72 * tree-eh.c (lower_try_finally_switch): Really put the location of the
73 last statement of the finally block onto the switch.
75 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
77 * configure: Regenerate.
78 Backport from mainline.
79 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
80 * config.gcc (target_type_format_char): New. Document it. Set it for
82 * configure.ac (gnu_unique_option): Use target_type_format_char
83 in test. Comment rationale.
85 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
87 Backport from mainline.
88 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
89 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
91 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
93 Backport from 2012-06-28 mainline r189049
96 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
97 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
98 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
99 avr_hard_regno_call_part_clobbered.
101 2012-06-28 Richard Guenther <rguenther@suse.de>
104 * expr.c (expand_expr_real_1): Verify if the type is complete
105 before inspecting its size.
107 2012-06-27 Nick Clifton <nickc@redhat.com>
109 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
112 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
115 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
117 2012-06-26 Nick Clifton <nickc@redhat.com>
119 * config/rx/rx.md (simple_return): Use the simple_return rtx.
121 2012-06-25 Jakub Jelinek <jakub@redhat.com>
124 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
125 of x x x in the vmovlps load alternative.
127 2012-06-22 Richard Guenther <rguenther@suse.de>
129 * gcov-iov.c: Include bconfig.h and system.h.
131 2012-06-22 Richard Guenther <rguenther@suse.de>
133 PR gcov-profile/53744
134 * gcov-iov.c (main): Treat "" and "prerelease" the same.
136 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
138 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
139 DECL_IGNORED_P non-reg vars even if they are used.
141 2012-06-19 Jason Merrill <jason@redhat.com>
144 * dwarf2out.c (modified_type_die): Use scope_die_for.
145 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
146 (uses_local_type_r, uses_local_type): New.
147 (scope_die_for): Keep a type that uses a local type in local scope.
148 Use get_context_die for namespace and type scope.
150 2012-06-19 Richard Guenther <rguenther@suse.de>
153 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
154 replace it with the first non-BLOCK context.
156 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
158 PR rtl-optimization/53700
160 Backport from mainline
161 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
163 * ira-color.c (setup_left_conflict_sizes_p): Process all
166 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
168 Backport from mainline
169 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
172 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
173 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
174 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
175 instead of xop_mulv2div2di3_low.
176 (xop_p<macs>dql): Fix vec_select selector.
177 (xop_p<macs>dqh): Ditto.
178 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
179 (xop_mulv2div2di3_high): Ditto.
181 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
183 Backport from mainline:
184 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
186 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
188 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
190 Backport from mainline:
191 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
193 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
194 * config/pa/pa.c (pa_attr_length_millicode_call): Use
195 MAX_PCREL17F_OFFSET instead of fixed offset.
196 (pa_attr_length_call): Likewise.
197 (pa_attr_length_indirect_call): Likewise.
199 2012-06-15 Walter Lee <walt@tilera.com>
201 Backport from mainline:
202 2012-06-15 Walter Lee <walt@tilera.com>
204 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
206 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
208 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
210 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
212 Backport from mainline:
214 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
215 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
216 * gimple.h (block_in_transaction): Check for flag_tm.
218 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
220 PR tree-optimization/52558
222 Backport from mainline:
223 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
224 * gimple.h (gimple_set_in_transaction): Remove.
225 (gimple_in_transaction): Look in BB instead.
226 (gimple_statement_base): Remove in_transaction field.
227 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
228 * trans-mem.c (compute_transaction_bits): Place transaction bit
229 information into basic blocks.
231 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
233 PR tree-optimization/52558
234 * cfg.c (alloc_aux_for_edge): Fix comment.
235 (alloc_aux_for_edge): Remove static.
236 * basic-block.h (alloc_aux_for_edge): Protoize.
237 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
238 (execute_sm_if_changed_flag): New.
239 (execute_sm_if_changed_flag_set): New.
240 (execute_sm): Do not generate data races unless requested.
241 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
242 (tree_ssa_lim_finalize): Call free_aux_for_edges.
243 * gimple.h (block_in_transaction): New.
244 (gimple_in_transaction): Use block_in_transaction.
246 2012-06-14 Jakub Jelinek <jakub@redhat.com>
248 Backported from mainline
249 2012-06-12 Jakub Jelinek <jakub@redhat.com>
251 PR rtl-optimization/53589
252 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
253 discovery even when e->dest != target. If any LABEL_REF points
254 to e->dest label, redirect it to target's label.
256 2012-06-07 Jakub Jelinek <jakub@redhat.com>
259 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
260 returns false, replace stmt with GIMPLE_NOP.
261 (check_omp_nesting_restrictions): Instead of issuing warnings,
262 issue errors and return false if any errors were reported.
264 2012-06-14 Richard Guenther <rguenther@suse.de>
266 * BASE-VER: Set to 4.7.2.
267 * DEV-PHASE: Set to prerelease.
269 2012-06-12 Christian Bruel <christian.bruel@st.com>
272 * config/sh/sh.c (sh_option_override): Don't force
273 flag_omit_frame_pointer and maccumulate_outgoing_args.
274 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
276 2012-06-14 Release Manager
278 * GCC 4.7.1 released.
280 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
282 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
284 2012-06-13 Richard Henderson <rth@redhat.com>
286 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
287 iterator instead of INT.
289 2012-06-08 Richard Henderson <rth@redhat.com>
292 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
293 note to a clobber insn when no other insn is available.
295 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
298 * doc/invoke.texi (Wenum-compare): Update documentation.
300 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
303 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
305 (altivec_stvlxl): Ditto.
306 (altivec_stvrx): Ditto.
307 (altivec_stvrxl): Ditto.
309 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
312 * trans-mem.c (expand_block_edges): Do not skip the first
313 statement when resetting the BB.
315 2012-06-04 Richard Guenther <rguenther@suse.de>
318 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
319 create new assembler names.
321 2012-06-04 Richard Guenther <rguenther@suse.de>
323 Backport from mainline
324 2012-04-25 Jakub Jelinek <jakub@redhat.com>
327 * stor-layout.c (get_best_mode): Don't return mode with bitsize
328 larger than maxbits. Don't compute maxbits modulo align.
329 Also check that unit bytes long store at bitpos / unit * unit
330 doesn't affect bits beyond bitregion_end.
331 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
332 would not fit into bitregion_start ... bitregion_end + 1 bit
334 (store_split_bit_field): Decrease unit close to end of bitregion_end
335 if access is restricted in order to avoid mutual recursion.
337 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
339 Backport from 2012-06-04 mainline r188172
342 * config/avr/avr-stdint.h: New file.
343 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
346 2012-06-04 Jakub Jelinek <jakub@redhat.com>
348 PR tree-optimization/53550
349 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
350 is POINTER_TYPE_P, use sizetype as step type instead of type.
352 2012-06-04 Richard Guenther <rguenther@suse.de>
353 Eric Botcazou <ebotcazou@adacore.com>
355 Backport from mainline
356 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
358 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
359 Change type of BITOFFSET to signed. Make sure the lower bound of
360 the computed range is non-negative by adjusting OFFSET and BITPOS.
361 (expand_assignment): Adjust call to get_bit_range.
363 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
365 * expr.c (get_bit_range): Return the null range if the enclosing record
366 is part of a larger bit field.
368 2012-03-20 Richard Guenther <rguenther@suse.de>
370 * stor-layout.c (finish_bitfield_representative): Fallback
371 to conservative maximum size if the padding up to the next
372 field cannot be computed as a constant.
373 (finish_bitfield_layout): If we cannot compute the distance
374 between the start of the bitfield representative and the
375 bitfield member start a new representative.
376 * expr.c (get_bit_range): The distance between the start of
377 the bitfield representative and the bitfield member is zero
378 if the field offsets are not constants.
380 2012-03-16 Richard Guenther <rguenther@suse.de>
382 * stor-layout.c (finish_bitfield_representative): Fall back
383 to the conservative maximum size if we cannot compute the
384 size of the tail padding.
386 2012-03-14 Richard Guenther <rguenther@suse.de>
388 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
389 * stor-layout.c (start_bitfield_representative): New function.
390 (finish_bitfield_representative): Likewise.
391 (finish_bitfield_layout): Likewise.
392 (finish_record_layout): Call finish_bitfield_layout.
393 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
394 for QUAL_UNION_TYPE fields.
395 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
396 Stream DECL_BIT_FIELD_REPRESENTATIVE.
397 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
402 * expr.c (get_bit_range): Unconditionally extract bitrange
403 from DECL_BIT_FIELD_REPRESENTATIVE.
404 (expand_assignment): Adjust call to get_bit_range.
406 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
409 * fold-const.c (fold_binary_loc): Refine previous change.
411 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
413 Backport from mainline
414 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
417 * config/sh/sh.c (find_barrier): Add equality check of last_got to
418 avoid going above orig insn. Update comments.
420 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
422 Backport from mainline
423 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
426 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
427 prologue for unwinder and profiler.
429 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
431 Backport from mainline
432 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
434 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
436 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
438 Backport from mainline
439 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
441 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
444 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
446 Backport from mainline
447 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
449 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
450 operand is CONST_INT. Take COSTS_N_INSNS into account.
451 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
454 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
456 * config/avr/avr.opt (-msp8): Document it.
457 * doc/invoke.texi (AVR Options): Copy from trunk docu.
459 2012-05-31 Richard Guenther <rguenther@suse.de>
462 * expr.c (expand_assignment): Do not use movmisalign on
465 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
468 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
469 (pa_section_type_flags): New.
470 (pa_legitimate_constant_p): Revert previous change.
472 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
474 Backport from mainline
475 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
478 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
480 (ipa_tm_create_version): Same.
482 2012-05-30 Jason Merrill <jason@redhat.com>
485 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
486 about array compound literals.
488 2012-05-30 Richard Guenther <rguenther@suse.de>
491 * fold-const.c (fold_binary_loc): Make sure to call
492 fold_plusminus_mult_expr with the original sign of operands.
494 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
496 * explow.c (probe_stack_range): Restore simple control flow and stop
497 again when the probe cannot be generated if HAVE_check_stack.
499 2012-05-30 Jakub Jelinek <jakub@redhat.com>
501 PR rtl-optimization/53519
502 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
503 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
505 2012-05-29 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/53516
508 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
510 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
512 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
514 Backport from mainline
515 2012-05-28 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/53438
518 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
520 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
522 Backport from mainline
523 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
525 PR rtl-optimization/52528
526 * combine.c (can_combine_p): Add setting of subst_low_luid
527 before call to expand_field_assignment().
529 2012-05-26 Martin Jambor <mjambor@suse.cz>
531 Backport from mainline
532 2012-05-23 Martin Jambor <mjambor@suse.cz>
534 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
536 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
539 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
540 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
542 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
545 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
546 (ix86_expand_vec_perm): Use int mode instead of float.
548 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
551 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
552 gnu_ld variables to yes.
553 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
554 (HAVE_GNU_AS): Likewise.
555 * config.in: Regenerate.
556 * configure: Likewise.
558 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
560 Backport from mainline
561 2012-03-12 Richard Guenther <rguenther@suse.de>
562 * config/arm/arm.c (neon_dereference_pointer): Do not call
563 covert during RTL expansion.
565 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
567 Backport from mainline
568 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
571 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
572 relied on signed overflow behavior.
574 2012-05-24 Richard Guenther <rguenther@suse.de>
577 * tree-profile.c (tree_profiling): Cleanup the CFG if
578 execute_fixup_cfg requests it.
580 2012-05-24 Jakub Jelinek <jakub@redhat.com>
582 PR tree-optimization/53465
583 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
584 vr0 into *vr, then vrp_meet that.
585 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
586 have any equivalences.
587 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
590 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
592 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
594 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
595 (iterative_hash_gimple_type): Adjust comment.
596 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
597 domain for an array type instead of the domain type itself.
599 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
601 Backport from 2012-05-23 mainline r187803
604 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
605 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
608 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
610 Backport from 2012-05-03 mainline r187075
612 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
613 has_fma4 for AMD processors with both fma3 and fma4 support.
615 2012-05-22 Richard Guenther <rguenther@suse.de>
617 PR tree-optimization/53408
618 * tree-vect-loop.c (vectorizable_induction): Properly check
619 the restriction that we cannot handle induction results from
620 the inner loop outside of the outer loop.
622 2012-05-21 Jakub Jelinek <jakub@redhat.com>
624 PR tree-optimization/53436
625 * omp-low.c (omp_build_component_ref): New function.
626 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
628 PR tree-optimization/53366
629 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
630 tests if complex_numbers == 2, but there are non-complex number loads
633 PR tree-optimization/53409
634 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
635 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
637 PR tree-optimization/53410
638 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
639 instead of build_int_cst (type, 0) where vector types might be
642 2012-05-21 Joseph Myers <joseph@codesourcery.com>
645 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
646 from folded operands before wrapping another around the
647 conditional expression.
649 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
650 Patrick Marlier <patrick.marlier@gmail.com>
652 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
655 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
657 Backport from mainline
658 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
661 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
662 (UNSPECV_RDRAND): This.
663 (rdrand<mode>_1): Updated.
665 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
667 Backport from mainline
668 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
670 * config/i386/driver-i386.c (host_detect_local_cpu): Support
671 RDRND, F16C and FSGSBASE.
673 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
675 Backport from mainline
676 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
678 * tree-ssa-pre.c (can_value_number_call): Delete.
679 (compute_avail): Skip all statements with side effects.
680 <GIMPLE_CALL>: Skip calls to internal functions.
682 2012-05-18 David S. Miller <davem@davemloft.net>
684 Backport r185385 from mainline
685 2012-03-14 Richard Guenther <rguenther@suse.de>
688 * tree-vect-generic.c (type_for_widest_vector_mode): Take
689 element type instead of mode, use build_vector_type_for_mode
690 instead of the langhook, build a vector of proper signedness.
691 (expand_vector_operations_1): Adjust.
693 2012-05-18 Olivier Hainque <hainque@adacore.com>
695 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
696 $(libsubdir) as libexecsubdir.
698 2012-05-16 Andrew Pinski <apinski@cavium.com>
700 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
703 2012-05-16 David S. Miller <davem@davemloft.net>
705 * jump.c (delete_related_insns): If we remove a CALL, make sure
706 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
708 2012-05-16 Richard Henderson <rth@redhat.com>
711 * combine-stack-adj.c (prev_active_insn_bb): New.
712 (next_active_insn_bb): New.
713 (force_move_args_size_note): New.
714 (combine_stack_adjustments_for_block): Use it.
716 2012-05-16 Olivier Hainque <hainque@adacore.com>
718 * Makefile.in (install-no-fixedincludes): New target, former toplevel
719 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
720 Add comments and improve stamp preservation across the whole sequence.
721 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
723 2012-05-16 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/53364
726 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
727 detect a view-conversion of the decl.
729 2012-05-15 Jakub Jelinek <jakub@redhat.com>
732 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
733 that operands[2] is either immediate, or q_regs_operand.
735 2012-05-15 Bin Cheng <bin.cheng@arm.com>
737 Backport r187139 from mainline.
738 2012-05-04 Bin Cheng <bin.cheng@arm.com>
740 PR rtl-optimization/52804
741 * reload1.c (reload_reg_reaches_end_p): Check whether successor
742 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
743 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
744 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
745 RELOAD_FOR_OUTADDR_ADDRESS.
747 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
751 generate target register for "load" class builtins.
754 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
758 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
759 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
760 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
761 (<sse>_movu<ssemodesuffix>): New expander.
762 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
763 (avx_movdqu<avxmodesuffix>): New expander.
764 (*sse2_movdqu): Rename from sse2_movdqu.
765 (sse2_movdqu): New expander.
767 2012-05-14 Jakub Jelinek <jakub@redhat.com>
769 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
770 lineno 1 the same as lineno 0 before first start file directive.
771 (optimize_macinfo_range): Likewise.
773 * dwarf2out.c (have_macinfo): Define.
774 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
775 attribute, don't force empty compilation unit and don't emit any
776 .debug_macinfo/.debug_macro section if macinfo_table is empty.
778 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
780 Backport from mainline
781 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
783 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
784 ORDERED and UNORDERED conditions.
786 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
788 * function.c (requires_stack_frame_p): If the function can throw
789 non-call exceptions, return true if the insn can throw internally.
791 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
793 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
794 DECL_ORIGINAL_TYPE if it is present.
796 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
798 Backport from 2012-05-12 mainline r187342.
801 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
802 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
803 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
804 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
805 (expand_prologue): Move initialization of cfun->machine->is_naked,
806 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
807 (avr_set_current_function): ...this new static function.
808 (TARGET_SET_CURRENT_FUNCTION): New define.
809 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
810 checking attributes of current_function_decl.
811 (avr_regs_to_save): Ditto.
812 (signal_function_p): Rename to avr_signal_function_p.
813 (interrupt_function_p): Rename to avr_interrupt_function_p.
815 * doc/extend.texi (Function Attributes): Better explanation of
816 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
819 2012-05-09 Matthias Klose <doko@ubuntu.com>
821 * gcc-ar.c (main): Don't check for execute bits for the plugin.
823 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
826 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
827 when a constant source operand matches an "I" constraint, the "no
828 CC0 change" applies to a register-destination only, not a
829 strict_low_part-destination.
831 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
833 Backport from mainline:
834 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
836 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
838 2012-05-07 Jakub Jelinek <jakub@redhat.com>
840 PR tree-optimization/53239
841 * tree-vrp.c (get_value_range): Set VR of
842 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
845 2012-05-07 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/53195
848 * tree-inline.c (setup_one_parameter): Properly add referenced
849 vars from the parameters new known value.
851 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
853 Backport from mainline:
854 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
857 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
860 2012-05-04 Ian Lance Taylor <iant@google.com>
862 * tree-vect-patterns.c (vect_single_imm_use): Correct return
863 values from false to NULL.
865 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
867 Backport from mainline
868 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
872 (TARGET_CMOV): Rename from TARGET_CMOVE.
873 (TARGET_CMOVE): New define.
874 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
875 Do not set TARGET_CMOVE here.
877 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
879 Backport from mainline:
881 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
883 PR tree-optimization/52633
884 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
885 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
886 (vect_recog_over_widening_pattern): Remove handling of code that was
887 already detected as over-widening pattern. Remove special handling
888 of "unsigned" cases. Instead, support general case of conversion
889 of the shift result to another type.
891 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
893 * tree-vect-patterns.c (vect_single_imm_use): New function.
894 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
895 (vect_recog_over_widening_pattern): Likewise.
896 (vect_recog_widen_shift_pattern): Likewise.
898 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
900 PR tree-optimization/52870
901 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
902 presumed pattern statement is within the same loop or basic block.
904 2012-05-04 Richard Guenther <rguenther@suse.de>
906 * common.opt (flto-report): Do not mark as Optimization.
908 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
911 * recog.c (constrain_operands): If extra constraints are present, also
912 accept pseudo-registers with equivalent memory locations during reload.
914 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
916 Backport from the mainline
917 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
920 * config/rs6000/rs6000.md (bswapdi splitters): If
921 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
922 default) is used, generate an alternate sequence that does not
923 depend on using indexed addressing.
925 2012-05-03 David S. Miller <davem@davemloft.net>
928 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
929 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
930 (sparc_emit_float_lib_cmp): Likewise.
932 2012-05-04 Martin Jambor <mjambor@suse.cz>
934 Backport from mainline
935 2012-05-02 Martin Jambor <mjambor@suse.cz>
938 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
939 of a variable when the contect is a function.
941 2012-05-03 Jakub Jelinek <jakub@redhat.com>
944 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
945 append program name to it and pass that as first argument
946 to make_relative_prefix. Always pass standard_libexec_prefix
947 as last argument to make_relative_prefix. If
948 make_relative_prefix returns NULL, fall back to
949 standard_libexec_prefix.
952 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
956 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
957 mode, return that mode.
959 2012-05-03 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/53144
962 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
964 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
965 with SSA name values.
966 (vn_reference_lookup_3): Adjust callers.
968 2012-05-02 Jakub Jelinek <jakub@redhat.com>
970 PR tree-optimization/53163
971 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
972 return value from compute_all_dependences.
974 PR rtl-optimization/53160
975 * ree.c (combine_reaching_defs): Handle the case where cand->insn
976 has been modified by ree pass already.
978 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
980 Backport from mainline
981 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
984 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
985 calls to cgraph_node_name in xstrdup.
986 (ipa_make_edge_direct_to_target): Ditto.
987 * tree-sra.c (convert_callers_for_node): Ditto.
988 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
989 * ipa-cp.c (perhaps_add_new_callers): Ditto.
990 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
991 (cgraph_materialize_all_clones): Ditto.
992 * ipa-inline.c (report_inline_failed_reason): Ditto.
993 (want_early_inline_function_p): Ditto.
994 (edge_badness): Ditto.
995 (update_edge_key): Ditto.
996 (flatten_function): Ditto.
998 (inline_always_inline_functions): Ditto.
999 (early_inline_small_functions): Ditto.
1001 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1003 Backport from mainline
1004 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1006 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1007 Introduce emul_name to select the right linker emulation for
1008 powerpc64-*-freebsd*.
1009 * configure: Regenerate.
1010 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1011 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1012 * config/rs6000/freebsd64.h: New file.
1013 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1015 (rs6000_savres_strategy): Likewise.
1016 (rs6000_savres_routine_name): Likewise.
1017 (rs6000_elf_file_end): Likewise.
1018 * config/rs6000/t-freebsd64: New file.
1019 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1020 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1022 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1024 Backport from mainline
1025 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1028 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1030 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1032 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1033 predicate to discriminate types.
1035 2012-04-27 Richard Guenther <rguenther@suse.de>
1038 * convert.c (convert_to_integer): Avoid infinite recursion for
1039 target-defined built-in types.
1041 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1044 * config/cris/cris.md ("*andhi_lowpart_v32")
1045 ("*andqi_lowpart_v32"): Change first input-only operand from
1046 a (match_operand ...) to (match_dup 0). Drop alternatives with
1047 const_int-matching constraints for redundancy.
1048 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1049 three-operand alternative.
1051 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1053 Backport from mainline
1054 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1057 (*addsi_2_zext): Ditto.
1058 (*add<mode>_3): Ditto.
1059 (*addsi_3_zext): Ditto.
1060 (*add<mode>_5): Ditto.
1062 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1065 * c-typeck.c (set_nonincremental_init,
1066 set_nonincremental_init_from_string): Pass true instead of false
1067 as IMPLICIT to add_pending_init.
1069 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1071 Backport from 2012-04-24 mainline r186768.
1074 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1076 2012-04-24 Richard Guenther <rguenther@suse.de>
1078 PR tree-optimization/53085
1079 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1082 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1085 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1087 (output_addressed_constants): Likewise.
1090 * varasm.c (get_section): Don't ICE for section conflicts with
1091 built-in section kinds.
1093 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1095 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1097 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1099 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1101 2012-04-23 Richard Guenther <rguenther@suse.de>
1104 * c-typeck.c (build_binary_op): Fix typo.
1106 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1108 PR tree-optimizations/52891
1109 * tree-vect-patterns.c (adjust_bool_pattern): Use
1110 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1111 but with non-standard precision.
1113 2012-04-22 Ian Lance Taylor <iant@google.com>
1115 * godump.c (go_output_typedef): Dump size of structs.
1117 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1119 Backport from mainline:
1121 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1122 hints for 'A' operand types.
1124 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1126 Backport from 2012-04-19 mainline r186588.
1129 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1130 the case *(X+const).
1132 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1134 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1136 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/sync.md (atomic_<code><mode>): Rename to
1140 atomic_<logic><mode>.
1142 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1144 Backport from mainline
1145 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1149 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1150 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1151 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1152 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1153 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1154 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1155 gen_avx2_permvarv8sf.
1157 2012-04-16 Martin Jambor <mjambor@suse.cz>
1159 Backported from mainline
1161 2012-04-13 Martin Jambor <mjambor@suse.cz>
1164 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1165 fold_ctor_reference returns a zero constant.
1167 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1169 Backported from mainline
1170 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1172 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1173 and __ILP32__ for x32.
1175 2012-04-13 Tom de Vries <tom@codesourcery.com>
1177 Backport from mainline r186418.
1179 2012-04-13 Tom de Vries <tom@codesourcery.com>
1181 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1182 parameters vuse and vuse_escaped.
1183 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1184 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1187 2012-04-13 Richard Guenther <rguenther@suse.de>
1189 PR tree-optimization/52969
1190 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1191 the condition for the COND_EXPR and handle predicate negation
1192 by swapping the COND_EXPR arms.
1194 2012-04-13 Richard Guenther <rguenther@suse.de>
1197 * convert.c (convert_to_pointer): Remove special-casing of
1200 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1202 Backport from mainline
1203 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1206 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1207 the list of options to enable the FCFID instruction.
1208 (TARGET_EXTRA_BUILTINS): Adjust comment.
1210 2012-04-12 Richard Guenther <rguenther@suse.de>
1212 PR tree-optimization/52943
1213 * tree-chrec.h (chrec_is_positive): Remove.
1214 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1215 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1216 Return false for a constant zero instead of negative.
1217 (analyze_siv_subscript_cst_affine): Handle zero difference
1218 in the initial condition explicitely.
1220 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1223 * varasm.c (process_pending_assemble_externals): Set
1224 pending_assemble_externals_processed true.
1225 (assemble_external): Call assemble_external_real if the pending
1226 assemble externals have been processed.
1228 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1231 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1232 the DECL generated for the special GOT helper.
1234 2012-04-06 Walter Lee <walt@tilera.com>
1236 Backport from mainline
1237 2012-03-07 Walter Lee <walt@tilera.com>
1239 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1240 REG_CFA_* notes for the stack pointer.
1241 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1242 EH_RETURN_STACKADJ_RTX.
1243 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1244 generate REG_CFA_* notes for the stack pointer.
1245 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1246 by EH_RETURN_STACKADJ_RTX.
1248 2012-04-06 Matt Turner <mattst88@gmail.com>
1250 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1252 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1254 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1255 of the destination isn't also a FP_REGS register.
1257 2012-04-03 Richard Guenther <rguenther@suse.de>
1259 Backport from mainline
1260 2012-03-02 Richard Guenther <rguenther@suse.de>
1262 PR tree-optimization/52406
1263 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1264 (struct indices): Add unconstrained_base member.
1265 (struct dr_alias): Remove unused vops member.
1266 (DR_UNCONSTRAINED_BASE): New define.
1267 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1268 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1269 be an artificial access that covers the whole indexed object,
1270 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1271 plain decl base-objects to their MEM_REF variant.
1272 (dr_may_alias_p): When the base-object of either data reference
1273 has unknown size use only points-to information.
1274 (compute_affine_dependence): Make dumps easier to read and
1276 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1277 DR_REF when looking for packed references.
1278 (vect_supportable_dr_alignment): Likewise.
1280 2012-04-03 Richard Guenther <rguenther@suse.de>
1282 Backport from mainline
1283 2012-03-15 Richard Guenther <rguenther@suse.de>
1286 * tree-data-ref.c (subscript_dependence_tester_1): Check
1287 all dimensions for non-conflicting access functions.
1289 2012-04-03 Richard Guenther <rguenther@suse.de>
1291 Backport from mainline
1292 2012-03-06 Richard Guenther <rguenther@suse.de>
1295 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1297 2012-03-23 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/52678
1300 * tree-vectorizer.h (struct _stmt_vec_info): Add
1301 loop_phi_evolution_part member.
1302 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1303 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1304 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1305 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1306 Use the cached evolution part and the PHI nodes value from
1307 the loop preheader edge instead of re-analyzing the evolution.
1309 2012-03-26 Richard Guenther <rguenther@suse.de>
1311 PR tree-optimization/52701
1312 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1313 compute and set the evolution part of PHI nodes.
1315 2012-03-30 Richard Guenther <rguenther@suse.de>
1317 PR tree-optimization/52754
1318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1319 propagate arbitrary addresses into really plain dereferences.
1321 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1323 PR tree-optimization/52835
1324 * tree-data-ref.c (build_rdg): Return NULL if
1325 compute_data_dependences_for_loop failed.
1327 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1329 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1330 (stmt_can_make_abnormal_goto): Use it.
1331 (is_ctrl_altering_stmt): Likewise.
1333 2012-03-31 Martin Jambor <mjambor@suse.cz>
1335 Backported from mainline
1336 2012-03-30 Martin Jambor <mjambor@suse.cz>
1338 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1339 is a builtin_stack_save in a dominating BB.
1341 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1344 crossing 128bit lane boundary.
1346 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1348 Backported from mainline
1349 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1354 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1355 * config/i386/i386.c: Include reload.h.
1356 (ix86_legitimize_reload_address): New function.
1358 2012-03-28 Martin Jambor <mjambor@suse.cz>
1360 Backported from mainline
1361 2012-03-27 Martin Jambor <mjambor@suse.cz>
1364 * tree-sra.c (sra_modify_assign): Do not call
1365 load_assign_lhs_subreplacements when working with an unscalarizable
1368 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1371 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1372 __builtin_va_start to __builtin_next_arg if the latter is
1373 builtin_decl_explicit_p rather than when it is not.
1376 * tree-vect-generic.c (vector_element): Perform multiplication
1377 for pos in bitsizetype type instead of idx type.
1379 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1381 Backport from 2012-03-28 mainline r185910.
1384 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1385 (avr_builtin_decl): New static function.
1386 (struct avr_builtin_description, avr_bdesc): Move up.
1387 Add GTY marker. Add field fndecl. Remove redundant field id.
1388 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1389 (avr_expand_builtin): Code cleanup because .id is removed.
1391 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1394 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1397 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1399 Backport from 2012-03-28 mainline r185907.
1402 * config.gcc (tm_file): Remove avr/multilib.h.
1404 * doc/invoke.texi (AVR Options): Adjust
1405 documentation of -mtiny-stack.
1407 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1408 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1409 * config/avr/t-avr: Remove generation of multilib.h.
1410 * config/avr/t-multilib: Regenerate.
1411 * config/avr/multilib.h: Remove.
1412 * config/avr/avr.opt (-msp8): New option.
1413 (avr_sp8): New variable.
1414 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1415 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1416 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1417 (avr_device_to_sp8): New prototype.
1418 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1419 (DRIVER_SELF_SPECS): New define.
1420 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1421 __AVR_SP8__, __AVR_HAVE_SPH__.
1422 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1423 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1424 (avr_file_start): Ditto.
1426 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1429 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1430 instead of 8 in adjust_address.
1432 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1434 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1435 of a unit before computing the offset in units.
1437 2012-03-27 Richard Guenther <rguenther@suse.de>
1440 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1443 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1446 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1448 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1451 * varasm.c: Include pointer-set.h.
1452 (pending_assemble_externals_set): New pointer set.
1453 (process_pending_assemble_externals): Destroy the pointer set.
1454 (assemble_external): See if decl is in pending_assemble_externals_set,
1455 and add it to pending_assemble_externals if necessary.
1456 (init_varasm_once): Allocate pending_assemble_externals_set.
1458 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1460 Backported from mainline
1461 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1464 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1465 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1466 (vector_ltgt<mode>): Likewise.
1467 (vector_ordered<mode>): Likewise.
1468 (vector_unordered<mode>): Likewise.
1469 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1471 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1473 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1476 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1478 Backported from mainline
1479 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1483 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1484 GENERAL_REGS and FP_REGS for SImode.
1486 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1489 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1490 on any new_local_var_chain vars declared during recursing on
1491 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1493 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1495 Backport from 2012-03-22 mainline r185692.
1498 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1499 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1500 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1501 (delay_cycles_1, delay_cycles_2): Ditto.
1502 (delay_cycles_3, delay_cycles_4): Ditto.
1503 (nopv, *nopv): Ditto.
1504 (sleep, *sleep): Ditto.
1507 Backport from 2012-03-21 mainline r185605.
1509 PR rtl-optimization/52543
1511 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1512 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1513 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1514 (avr_load_libgcc_p): Restrict to __flash loads.
1515 (avr_out_lpm): Only handle 1-byte loads from __flash.
1516 (avr_load_lpm): New function.
1517 (avr_find_unused_d_reg): Remove.
1518 (avr_out_lpm_no_lpmx): Remove.
1519 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1520 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1521 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1522 (load_<mode>, load_<mode>_clobber): New insns.
1523 (mov<mode>): For multi-byte move from non-generic
1524 16-bit address spaces: Expand to load_<mode> resp.
1525 load_<mode>_clobber.
1526 (load<mode>_libgcc): Remove expander.
1527 (split-lpmx): Remove split.
1529 Backport from 2012-03-13 mainline r185329.
1532 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1533 offset (size) to a value the insns can deal with.
1534 (expand_epilogue): Ditto.
1536 Backport from 2012-03-12 mainline r185256.
1539 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1540 type from reg_class_t to enum reg_class.
1541 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1543 Backport from 2012-03-12 mainline r185253.
1546 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1547 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1548 r184615 from 2012-02-28.
1550 Backport from 2012-03-08 mainline r185105.
1552 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1553 for constants in [-63,63].
1555 Backport from 2012-03-08 mainline r185100.
1558 * config/avr/avr.c (avr_mem_clobber): New static function.
1559 (avr_expand_delay_cycles): Add memory clobber operand to
1560 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1561 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1562 (enable_interrupt, disable_interrupt): New expander.
1563 (nopv, sleep, wdr): New expanders.
1564 (delay_cycles_1): Add memory clobber.
1565 (delay_cycles_2): Add memory clobber.
1566 (delay_cycles_3): Add memory clobber.
1567 (delay_cycles_4): Add memory clobber.
1568 (cli_sei): New insn from former "enable_interrupt",
1569 "disable_interrupt" with memory clobber.
1570 (*wdt): New insn from former "wdt" with memory clobber.
1571 (*nopv): Similar, but for "nopv".
1572 (*sleep): Similar, but for "sleep".
1574 Backport from 2012-03-07 mainline r185043.
1577 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1579 Backport from 2012-03-07 mainline r185032.
1582 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1583 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1584 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1586 Backport from 2012-03-07 mainline r185031.
1589 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1591 * config/avr/avr.md (xload_8): Adjust insn length.
1593 Backport from 2012-03-07 mainline r185030.
1596 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1597 if RAMPZ affects reading from RAM.
1599 Backport from 2012-03-05 mainline r184919.
1601 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1603 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1605 Backport from mainline r185259.
1608 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1609 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1611 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1613 Backported from mainline
1614 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1617 * c-parser.c (c_parser_postfix_expression)
1618 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1620 * config/i386/smmintrin.h: Avoid /* within a comment.
1621 * config/i386/nmmintrin.h: Likewise.
1623 2012-03-22 Richard Guenther <rguenther@suse.de>
1625 * BASE-VER: Set to 4.7.1.
1626 * DEV-PHASE: Set to prerelease.
1628 2012-03-22 Release Manager
1630 * GCC 4.7.0 released.
1632 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1634 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1636 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1637 Andrew Pinski <apinski@cavium.com>
1640 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1641 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1642 calls instead of __builtin_ir{int,ound}*.
1644 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1647 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1650 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1652 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1653 Refer to GCC 4.7 version of c99status.html.
1655 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1657 Backport from mainline
1658 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1660 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1661 redefine to be NULL if the current bit-size is different from the
1662 configured bit-size.
1664 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1665 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1666 set the default tuning. Add asserts to make sure the cpu and tune
1667 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1668 test whether the index is set, instead of > 0.
1669 (rs6000_file_start): Do not reset the default cpu if the current
1670 bit-size is different from the configured bit-size.
1672 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1674 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1676 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1677 Update binutils references.
1678 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1679 Update binutils reference.
1680 Update Sun as/GNU ld caveat.
1681 Document binutils largefile requirement for LTO plugin.
1682 Remove reference to alternate libpthread.
1684 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1686 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1688 (Specific, mips-sgi-irix6): Likewise.
1690 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1692 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1693 * configure: Regenerate.
1695 2012-03-07 Richard Henderson <rth@redhat.com>
1697 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1698 * config/m68k/sync.md (atomic_test_and_set): Use it.
1699 (atomic_test_and_set_1): Likewise.
1701 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1704 * Makefile.in: Let install-gcc-ar depend on installdirs,
1705 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1706 Don't double canonicalize if cross-compiling.
1708 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1710 * trans-mem.c: New typedef for tm_region_p.
1711 Define vector types for tm_region_p.
1712 (tm_region_init): Replace region_worklist to a vector called
1715 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1718 * trans-mem.c (tm_region_init): Use last_basic_block.
1720 2012-03-05 Richard Henderson <rth@redhat.com>
1723 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1724 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1725 BIGGEST_ALIGNMENT is aligned.
1727 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1729 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1731 2012-03-05 Richard Henderson <rth@redhat.com>
1734 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1735 instead of calling negqi2 directly.
1737 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1739 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1740 (INTMAX_TYPE): Use it.
1741 (UINTMAX_TYPE): Likewise.
1742 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1743 (irix6_c_common_override_options): Declare.
1744 (C_COMMON_OVERRIDE_OPTIONS): Define.
1745 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1746 * config/mips/irix6-c.c: New file.
1747 * config/mips/t-irix6 (irix6-c.o): New target.
1748 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1751 2012-03-02 Richard Henderson <rth@redhat.com>
1753 * optabs.c (expand_atomic_test_and_set): Honor
1754 atomic_test_and_set_trueval even when atomic_test_and_set
1755 optab is not in use.
1757 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1759 Backport from mainline
1760 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1762 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1764 2012-03-02 Richard Guenther <rguenther@suse.de>
1766 * DEV-PHASE: Set to prerelease.
1768 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1770 * config.gcc (obsolete): Add all ARM targets using the FPA.
1771 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1772 * doc/install.texi: Avoid references to obsolete ARM ports.
1774 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1776 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1778 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1779 Joern Rennecke <joern.rennecke@embecosm.com>
1781 * doc/extend.texi: Expand and update information on interrupt
1782 attribute for Epiphany.
1784 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1786 * config/sh/sh-protos.h: Update copyright notice dates.
1787 * config/sh/sh.h: Likewise.
1788 * config/sh/sh.md: Likewise.
1789 * config/sh/constraints.md: Likewise.
1790 * config/sh/predicates.md: Likewise.
1792 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1794 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1795 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1797 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1799 * config/sh/constraints.md: Fix comment typo.
1801 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1804 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1805 unsigned HOST_WIDE_INT.
1806 (zvdep_imm64): Likewise.
1807 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1808 (vdepi_and): Likewise.
1809 Likewise for unamed 64-bit patterns.
1810 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1812 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1815 PR rtl-optimization/52417
1816 * cselib.c (cselib_any_perm_equivs): New variable.
1817 (cselib_reset_table): Check that it's not set when not
1818 preserving constants.
1819 (cselib_add_permanent_equiv): Set it.
1820 (cselib_have_permanent_equivalences): New.
1821 (cselib_init, cselib_finish): Reset it.
1822 * cselib.h (cselib_have_permanent_equivalences): Declare.
1823 * alias.c (get_addr): Restore earlier behavior when there
1824 aren't permanent equivalences.
1826 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1828 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1829 * config/v850/v850-modes.def: Fix copyright notice.
1831 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1833 * doc/extend.texi (AVR Built-in Functions): Document
1834 __builtin_avr_flash_segment.
1836 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1837 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1838 (*split.flash_segment): New insn-and-split.
1839 * config/avr/avr.c (avr_init_builtins): Add local variables:
1840 const_memx_void_node, const_memx_ptr_type_node,
1841 char_ftype_const_memx_ptr.
1843 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1845 PR tree-optimization/52445
1846 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1847 add ssa_name_ver, offset and size fields and change store field
1849 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1850 (add_or_mark_expr): Likewise. Only consider previous stores
1851 with the same size and offset.
1852 (nt_init_block): Only look at gimple_assign_single_p stmts,
1853 doesn't look at rhs2.
1855 2012-03-01 Richard Guenther <rguenther@suse.de>
1858 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1859 conversions from integral types to pointer types.
1861 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1863 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1864 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1865 unintentionally removed in r184616.
1867 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1869 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1872 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1873 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1877 alternatives, add "e" constraint to the new last alternative
1878 and ! to last 3 alternatives.
1880 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1882 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1883 DW_AT_artificial attributes at the end of the processing.
1884 (gen_array_type_die): Likewise.
1885 (gen_enumeration_type_die): Likewise.
1886 (gen_struct_or_union_type_die): Likewise.
1887 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1890 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1893 * expr.c (expand_assignment): If doing misaligned store that doesn't
1894 cover all mode bits, perform a RMW cycle.
1896 PR tree-optimization/52429
1897 * tree-parloops.c (separate_decls_in_region_debug): Return early
1898 if var is LABEL_DECL.
1900 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1902 PR tree-optimization/52424
1903 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1904 calling dom_thread_across_edge.
1906 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1908 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1910 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1912 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1913 * config/avr/avr.c (avr_output_bld): Remove unused function.
1914 (avr_out_sbxx_branch): Use "%T" to print bit position.
1916 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1918 * config/avr/avr.md: Untabify.
1920 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1922 * config/avr/avr.md (eqne): New code iterator.
1923 (*dec-and-branchsi): Use it in text peephole's condition.
1924 (*dec-and-branchhi): Ditto.
1925 (*dec-and-branchqi): Ditto.
1927 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1930 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1931 the device does not have the skip-bug.
1933 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1935 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1936 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1937 -mpretend-cmove): New.
1939 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1942 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1943 doesn't count DEBUG_INSN refs.
1944 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1945 for DEBUG_INSN refs.
1947 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1951 2012-02-20 Richard Guenther <rguenther@suse.de>
1952 PR tree-optimization/52298
1953 * tree-vect-stmts.c (vectorizable_load): Properly use
1954 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1957 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1960 * gimple.h (gimple_in_transaction): New.
1961 (gimple_set_in_transaction): New.
1962 (struct gimple_statement_base): Add in_transaction field.
1963 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1965 (tree_ssa_lim_initialize): Compute transaction bits.
1966 * tree.h (compute_transaction_bits): Protoize.
1967 * trans-mem.c (tm_region_init): Use the heap to store BB
1969 (compute_transaction_bits): New.
1971 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1973 * gcc.c (display_help): Document --help=common and sort entries
1976 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1978 * doc/install.texi: Document check-$LANG specific shortcuts
1980 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1983 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1985 * config/arm/arm_neon.h: Regenerate.
1986 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1987 (neon_vcgeu): New insn.
1988 (neon_vcgtu): Likewise.
1989 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1990 (ops): Unsigned comparison intrinsics call a different
1993 2012-02-28 Richard Guenther <rguenther@suse.de>
1996 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1997 ordering for the VEC_CONCAT for two element vectors for
1998 V2SFmode, V2SImode and V2DImode.
2000 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2003 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2004 detecting big-endian triplets.
2006 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2008 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2009 mode if there is no type information available.
2011 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2013 PR tree-optimization/53207
2014 * doc/invoke.texi: Document as experimental and relying on graphite.
2016 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2018 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2019 of initializer to changes from r184614.
2021 2012-02-28 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/52395
2024 * tree-sra.c (build_ref_for_offset): Also look at the base
2025 TYPE_ALIGN when figuring out the alignment of the replacement.
2027 2012-02-28 Richard Guenther <rguenther@suse.de>
2029 PR tree-optimization/52402
2030 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2031 mis-aligned types when creating the accesses at the call site.
2033 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2035 * config/avr/builtins.def: New file.
2036 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2037 * config/avr/avr.c (enum avr_builtin_id): Use it.
2038 (avr_init_builtins): Use it. And use avr_bdesc.
2039 (bdesc_1arg): Remove.
2040 (bdesc_2arg): Remove.
2041 (bdesc_3arg): Remove.
2042 (struct avr_builtin_description): Add field n_args.
2043 (avr_bdesc): New static variable using builtins.def.
2044 (avr_expand_builtin): Use it.
2045 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2046 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2047 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2049 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2052 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2053 match only one single hard register with respective hard reg rtx.
2054 (movmemx_<mode>): Ditto.
2055 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2056 insn anatomy of movmem[x]_<mode>.
2057 (avr_out_movmem): Same for printing assembler and operand usage.
2059 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2063 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2064 address spaces located outside of device flash.
2066 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2067 (mcu_type_s): Add field n_flash.
2068 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2069 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2070 (AVR_MCU): Add N_FLASH argument.
2071 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2072 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2073 macro __FLASH<n> if that address space makes sense for the device.
2074 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2075 outside of target flash.
2076 (avr_asm_named_section): Ditto.
2077 (avr_asm_select_section): Ditto.
2078 (avr_addr_space_convert): Ditto.
2079 (avr_emit_movmemhi): Ditto.
2080 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2081 address space is outside of device flash.
2082 (avr_insert_attributes): Ditto.
2083 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2084 avr_current_arch->n_segments.
2086 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2089 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2091 (*movabs<mode>_2): Likewise.
2093 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2096 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2097 s_register_operand in the test instead of REG_P. Don't call
2098 gen_reg_rtx if it won't be used.
2100 PR tree-optimization/52376
2101 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2103 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2105 * ifcvt.c (noce_get_condition): Check condition variable is not
2106 small_register_classes_for_mode_p before accepting.
2108 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2112 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2115 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2116 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2118 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2120 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2122 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2124 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2126 * config/sh/predicates.md: Remove blank lines.
2127 * config/sh/sh.c: Fix typos in comments.
2128 * config/sh/constraints.md: Likewise.
2129 * config/sh/sh.md: Remove blank lines.
2130 Fix typos in comments. Use ;; as comment characters.
2132 2012-02-26 Walter Lee <walt@tilera.com>
2134 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2135 (replace_mov_pcrel_step2): Ditto.
2137 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2140 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2141 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2142 and locs that reference values newer than the non-canonical value
2143 at hand. Return the canonical value as a worst case.
2144 (memrefs_conflict_p): Walk canonical value's locs.
2147 * cselib.c (preserve_only_constants): Rename to...
2148 (preserve_constants_and_equivs): ... this. Split out...
2149 (invariant_or_equiv_p): ... this. Preserve plus expressions
2150 of other preserved expressions too.
2151 (cselib_reset_table): Adjust.
2152 * var-tracking.c (reverse_op): Use canonical value to build
2155 2012-02-23 Kai Tietz <ktietz@redhat.com>
2157 * config/i386/i386.c (ix86_delegitimize_address): Handle
2158 UNSPEC_PCREL plus displacement.
2160 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2163 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2164 to test for unusedness in st X addressing.
2166 2012-02-24 Richard Guenther <rguenther@suse.de>
2169 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2170 (is_gimple_reg_type): Move inline ...
2171 * gimple.h (is_gimple_reg_type): ... here.
2173 2012-02-24 Richard Guenther <rguenther@suse.de>
2176 * passes.c (execute_function_todo): When verifying SSA form
2177 verify gimple form first.
2178 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2180 2012-02-24 Richard Guenther <rguenther@suse.de>
2183 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2184 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2186 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2188 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2190 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2192 * tree-phinodes.c (make_phi_node): Mark static.
2193 * tree-flow.h (make_phi_node): Remove extern decl.
2194 * doc/gimple.texi (make_phi_node): Remove documentation.
2196 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2198 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2199 * tree-ssa-sccvn.c (print_scc): Ditto.
2201 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2203 * doc/passes.texi (Full redundancy elimination): Fix typo.
2205 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2207 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2209 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2212 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2214 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2217 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2219 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2221 * config/avr/avr.md (code_stdname): Add ior, xor.
2222 (xior): New code iterator.
2223 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2224 (*<code_stdname><mode>qi.byte1-3): Ditto.
2226 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2228 PR tree-optimization/52019
2229 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2232 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2234 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2235 HAVE_INITFINI_ARRAY to work around namespace pollution in
2236 certain versions of newlib system headers.
2237 * config.in: Regenerate.
2238 * configure: Regenerate.
2239 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2240 instead of HAVE_INITFINI_ARRAY.
2242 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2246 is not offsettable memory reference.
2248 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2251 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2252 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2254 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2256 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2257 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2259 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2261 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2262 library on Solaris 8 even without TLS support.
2263 * configure: Regenerate.
2265 2012-02-22 Richard Guenther <rguenther@suse.de>
2268 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2269 for GIMPLE_DEBUG stmts.
2271 2012-02-22 Martin Jambor <mjambor@suse.cz>
2274 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2275 according to the base object.
2277 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2279 PR rtl-optimization/50063
2280 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2281 and 2 (8-bit SP) in operand 2.
2282 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2283 setup to use movhi_sp_r instead of vanilla move to write SP.
2284 Adjust REG_CFA notes to superseed unspec.
2285 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2287 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2288 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2289 irq_state 1 (IRQ known to be on) here.
2291 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2293 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2295 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2296 assign_hard_reg): Likewise.
2298 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2300 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2302 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2305 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2306 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2308 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2310 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2311 prototype from here to...
2312 * config/avr/avr.h: ...here.
2314 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2317 * thumb2.md (thumb2_shiftsi3_short): Split register and
2318 immediate shifts. For register shifts tie operands 0 and 1.
2319 (peephole2 for above): Check that register-controlled shifts
2320 have suitably tied operands.
2322 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2325 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2326 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2327 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2328 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2329 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2330 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2331 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2332 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2333 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2334 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2335 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2336 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2337 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2338 bdver1_ssevector_avx256_unaligned_load,
2339 bdver1_ssevector_sse128_unaligned_load,
2340 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2341 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2342 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2343 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2344 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2345 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2346 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2347 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2348 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2349 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2350 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2351 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2352 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2353 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2354 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2355 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2356 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2357 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2358 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2359 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2360 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2361 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2362 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2363 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2364 bdver1_ssediv_double_load, bdver1_ssediv_double,
2365 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2366 Add "bdver2" attribute.
2368 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2370 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2371 default if possible and not specified otherwise.
2373 2012-02-21 Richard Guenther <rguenther@suse.de>
2376 * gimplify.c (create_tmp_from_val): Use the main variant type
2377 for the type of the temporary we create.
2379 2012-02-21 Richard Guenther <rguenther@suse.de>
2381 PR tree-optimization/52324
2382 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2383 do not gimplify a MEM_REF address operand if it is already
2386 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2388 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2389 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2391 2012-02-21 Richard Guenther <rguenther@suse.de>
2393 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2394 nested_in_vect_loop.
2396 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2398 PR tree-optimization/52318
2399 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2400 vdef also to non-pure/const call stmts in the sequence.
2402 2012-02-20 David S. Miller <davem@davemloft.net>
2404 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2405 don't use the "rd %pc" instruction on v9 for PIC register loads.
2407 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2410 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2411 in a transaction safe function.
2413 2012-02-20 Kai Tietz <ktietz@redhat.com>
2416 * stor-layout.c (place_field): Handle desired_align for
2419 2012-02-20 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/52298
2422 * tree-vect-stmts.c (vectorizable_store): Properly use
2423 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2425 (vectorizable_load): Likewise.
2426 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2427 Access DR_STEP after ensuring it is not NULL.
2429 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2431 PR tree-optimization/52286
2432 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2433 optimization use double_int_to_tree instead of build_int_cst_wide,
2434 rewrite to use double_int vars.
2436 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2439 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2441 Remove -e 0 from $gcc_cv_ld invocation.
2442 Only use __GLIBC_PREREQ if defined.
2443 Enable on Solaris since Solaris 8 patch.
2444 (gcc_SUN_LD_VERSION): New macro.
2445 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2446 gcc_SUN_LD_VERSION for version number format.
2447 * configure: Regenerate.
2448 * varasm.c (get_elf_initfini_array_priority_section): Set
2449 SECTION_NOTYPE for non-default priority.
2450 Use get_section instead of get_unnamed_section to emit
2451 .init_array/.fini_array with default priority.
2453 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2455 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2456 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2457 (mips_start_unique_function, mips_output_mips16_rdhwr)
2458 (mips_code_end): New functions.
2459 (TARGET_ASM_CODE_END): Define.
2461 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2463 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2464 to stubs with non-sibling calls.
2466 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2468 * doc/invoke.texi (-fira-* options): Copy-edit.
2469 (ira-* parameters): Copy-edit.
2471 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2473 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2474 GCC coding conventions.
2476 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2478 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2479 when used as adjectives.
2481 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2483 * doc/invoke.texi: Clean up "that"/"which" confusion.
2485 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2487 * system.h: Poison SMALL_REGISTER_CLASSES
2488 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2489 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2491 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2493 PR tree-optimization/52285
2494 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2495 when deciding if a call is a tail call or tail recursion.
2497 2012-02-16 Kai Tietz <ktietz@redhat.com>
2499 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2500 interger-constant displacement for UNSPEC_PCREL.
2502 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2504 PR rtl-optimization/52208
2505 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2506 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2508 PR tree-optimization/52255
2509 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2510 loop->header has virtual PHI, but exit_e->dest doesn't, add
2511 virtual PHI to exit_e->dest and adjust all uses after the loop.
2514 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2515 children with clone_tree_hash, not after it.
2517 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2519 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2520 extended identifiers.
2522 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2525 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2526 a same_body_alias, also test whether e->callee isn't a former
2527 or current clone of the decl this is a same body alias of.
2529 PR translation/52264
2530 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2532 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2534 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2536 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2539 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2540 force_reg instead of copy_to_reg for better optimization. Force
2541 non-register or memory operands into a register.
2543 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2545 * extend.texi: Reserve upper bits of memory model for future use.
2547 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2548 Anatoly Sokolov <aesok@post.ru>
2549 Eric Weddington <eric.weddington@atmel.com>
2552 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2553 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2554 Rewrite initializers for .macro.
2555 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2556 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2557 atxmega32d4, atxmega32x1.
2558 avrxmega4: atxmega64a3, atxmega64d3.
2559 avrxmega5: atxmega64a1, atxmega64a1u.
2560 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2561 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2562 avrxmega7: atxmega128a1, atxmega128a1u.
2563 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2564 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2565 (struct base_arch_s): Rename reserved to xmega_p.
2566 Rename reserved2 to have_rampd.
2567 (AVR_XMEGA): New define.
2568 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2569 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2570 * config/avr/predicates.md (io_address_operand): Take into
2572 (low_io_address_operand): Ditto.
2573 (high_io_address_operand): Ditto.
2574 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2575 (enabled, movhi_sp_r): Use them.
2576 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2577 cpp_define_formatted to built-in define __AVR_ARCH__.
2578 (__AVR_XMEGA__): New built-in define.
2579 (__AVR_HAVE_RAMPD__): New built-in define.
2580 (__AVR_HAVE_RAMPX__): New built-in define.
2581 (__AVR_HAVE_RAMPY__): New built-in define.
2582 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2584 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2585 (avr_option_override): Initialize them.
2586 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2587 (avr_init_expanders): Initialize them. No more block several calls.
2588 (emit_push_sfr): New static function.
2589 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2591 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2592 (avr_print_operand): Print addreeses as symbols for
2593 RAMPX, RAMPY, RAMPD, CCP.
2594 (output_movhi): Handle AVR_XMEGA when writing to SP.
2595 (avr_out_movhi_mr_r_xmega): New static function.
2596 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2597 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2598 __RAMPD__, __CCP__ as needed.
2600 * config/avr/multilib.h: Regenerate.
2601 * config/avr/t-multilib: Regenerate.
2602 * config/avr/avr-tables.opt: Regenerate.
2604 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2606 PR tree-optimization/50561
2607 * graphite-flattening.c (lst_project_loop): Do not
2608 remove old scattering dimensions after flattening.
2609 (lst_do_flatten): Likewise.
2611 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2613 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2614 __builtin_avr_map8, __builtin_avr_map16.
2615 Document __builtin_avr_insert_bits.
2617 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2618 (insert_bits): New insn.
2619 (adjust_len.map_bits): Rename to insert_bits.
2620 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2621 * avr-protos.h (avr_out_map_bits): Remove.
2622 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2623 * config/avr/constraints.md (Cxf,C0f): New.
2624 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2625 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2626 New built-in define __BUILTIN_AVR_INSERT_BITS.
2627 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2628 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2629 (avr_move_bits): Rewrite.
2630 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2632 (avr_map_op_t): New typedef.
2633 (avr_map_op): New static variable.
2634 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2635 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2636 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2637 (bdesc_3arg, avr_expand_triop_builtin): New.
2638 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2639 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2640 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2641 (avr_map_equal_p, avr_map_sig_p): Remove.
2642 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2643 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2644 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2645 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2646 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2647 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2649 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2651 * config/c6x/c6x.md (reserve_cycles): New attribute.
2652 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2653 don't reserve functional units after the branch occurs.
2655 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2658 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2659 functions into non-tm_pure functions.
2661 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2664 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2665 (iterative_hash_canonical_type): Likewise.
2666 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2669 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2671 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2672 sched-group insn, it either remains alone or the entire list is pruned.
2674 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2676 * doc/install.texi (Prerequisites): Fix grammar.
2677 (Configuration): Likewise.
2679 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2681 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2682 MPC as part of GCC before describing configuring with --with-gmp etc.
2683 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2684 sources are present.
2686 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2689 * dwarf2out.c (clone_tree_hash): New function.
2690 (copy_decls_walk): Use it instead of clone_tree.
2692 2012-02-14 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/52244
2695 PR tree-optimization/51528
2696 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2697 replacements for integral types.
2699 2012-02-14 Walter Lee <walt@tilera.com>
2701 * config.gcc: Handle tilegx and tilepro.
2702 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2704 Add HAVE_AS_TLS check for tilegx and tilepro.
2705 * configure: Regenerate.
2706 * doc/contrib.texi: Add Mat Hostetter and self.
2707 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2708 Document instruction intrinsics and network accessing intrinsics.
2709 (TILEPro Built-in Functions): New node. Document instruction
2710 intrinsics and network accessing intrinsics.
2711 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2712 (Specific, tilepro-*-linux*): Likewise.
2713 * doc/invoke.texi (TILE-Gx Options): New section.
2714 (TILEPro Options): New section.
2715 * doc/md.texi (TILE-Gx): New section.
2716 (TILEPro): New section.
2717 * common/config/tilegx/tilegx-common.c: New file.
2718 * common/config/tilepro/tilepro-common.c: New file.
2719 * config/tilegx/constraints.md: New file.
2720 * config/tilegx/linux.h: New file.
2721 * config/tilegx/mul-tables.c: New file.
2722 * config/tilegx/predicates.md: New file.
2723 * config/tilegx/sync.md: New file.
2724 * config/tilegx/t-tilegx: New file.
2725 * config/tilegx/tilegx-builtins.h: New file.
2726 * config/tilegx/tilegx-c.c: New file.
2727 * config/tilegx/tilegx-generic.md: New file.
2728 * config/tilegx/tilegx-modes.def: New file.
2729 * config/tilegx/tilegx-multiply.h: New file.
2730 * config/tilegx/tilegx-protos.h: New file.
2731 * config/tilegx/tilegx.c: New file.
2732 * config/tilegx/tilegx.h: New file.
2733 * config/tilegx/tilegx.md: New file.
2734 * config/tilegx/tilegx.opt: New file.
2735 * config/tilepro/constraints.md: New file.
2736 * config/tilepro/gen-mul-tables.cc: New file.
2737 * config/tilepro/linux.h: New file.
2738 * config/tilepro/mul-tables.c: New file.
2739 * config/tilepro/predicates.md: New file.
2740 * config/tilepro/t-tilepro: New file.
2741 * config/tilepro/tilepro-builtins.h: New file.
2742 * config/tilepro/tilepro-c.c: New file.
2743 * config/tilepro/tilepro-generic.md: New file.
2744 * config/tilepro/tilepro-modes.def: New file.
2745 * config/tilepro/tilepro-multiply.h: New file.
2746 * config/tilepro/tilepro-protos.h: New file.
2747 * config/tilepro/tilepro.c: New file.
2748 * config/tilepro/tilepro.h: New file.
2749 * config/tilepro/tilepro.md: New file.
2750 * config/tilepro/tilepro.opt: New file.
2752 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2754 PR tree-optimization/52210
2755 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2756 vect_model_simple_cost with two entry vect_def_type array instead
2757 of an address of dt.
2759 2012-02-14 Richard Guenther <rguenther@suse.de>
2762 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2763 Do not stream DECL_QUALIFIER.
2764 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2765 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2766 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2768 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2771 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2774 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2777 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2778 * cselib.c (cselib_subst_to_values_from_insn): New function.
2779 * sched-deps.c (add_insn_mem_dependence,
2780 sched_analyze_1, sched_analyze_2): Use it.
2782 2012-02-13 Jan Hubicka <jh@suse.cz>
2785 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2787 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2789 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2790 (GTM_SELF_SPECS): Define if not already defined.
2791 (driver_self_specs): Add GTM_SELF_SPECS.
2792 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2793 (GTM_SELF_SPECS): Define.
2794 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2795 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2797 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2799 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2802 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2805 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2806 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2808 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2811 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2813 2012-02-13 Richard Guenther <rguenther@suse.de>
2815 PR translation/52211
2816 * passes.c (enable_disable_pass): Fix typo.
2818 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2821 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2822 XOR for reduce_bit_field if type is unsigned.
2824 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2826 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2827 disallow changes from SFmode to mode with different size in FP regs.
2829 2012-02-12 Robert Millan <rmh@gnu.org>
2830 Gerald Pfeifer <gerald@pfeifer.com>
2832 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2835 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2837 PR rtl-optimization/52175
2838 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2839 to frame-related instructions.
2841 2012-02-10 Jason Merrill <jason@redhat.com>
2844 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2845 (demangle_new_symbols): Fill it.
2846 (scan_linker_output): Walk it.
2847 (start_tweaking): Split out from scan_linker_output.
2848 (maybe_tweak): Update sym->chosen.
2849 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2851 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2854 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2856 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2858 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2859 having the same mode as previous compare.
2861 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2863 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2864 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2865 (nonlocal_goto_internal): Likewise.
2866 (nonlocal_goto): Emit a use and an indirect jump directly.
2868 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2871 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2872 __atomic_{is,always}_lock_free.
2874 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2878 negative constant address for x32.
2880 2012-02-10 Richard Henderson <rth@redhat.com>
2882 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2883 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2884 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2886 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2887 Ira Rosen <irar@il.ibm.com>
2889 PR tree-optimization/50031
2890 * targhooks.c (default_builtin_vectorization_cost): Handle
2892 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2893 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2894 all types of reduction and pattern statements.
2895 (vect_estimate_min_profitable_iters): Likewise.
2896 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2897 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2898 for explicit realigns.
2899 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2900 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2902 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2903 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2904 vec_perm for VSX and handle vec_promote_demote.
2906 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2909 * builtins.c (fold_builtin_atomic_always_lock_free,
2910 expand_builtin_atomic_always_lock_free,
2911 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2912 Return and/or test boolean_true_node/boolean_false_node instead of
2913 integer_one_node/integer_zero_node.
2915 2012-02-10 Jan Hubicka <jh@suse.cz>
2918 * predict.c (predict_paths_for_bb): Prevent looping.
2919 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2921 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2923 * config/arm/arm.c (output_move_double): In one case properly
2924 count number of instructions that will be emitted.
2926 2012-02-10 Richard Guenther <rguenther@suse.de>
2928 PR translation/52193
2929 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2931 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2934 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2936 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2939 * var-tracking.c (emit_note_insn_var_location): If
2940 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2941 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2942 non-NOTE_DURING_CALL_P insn.
2944 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2947 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2949 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2952 * gcc.c (switch_matches) Support switches with separated form,
2955 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2957 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2959 (RAMPZ_ADDR): Ditto.
2960 * config/avr/avr.c (avr_addr_t): New typedef.
2961 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2962 (avr_init_expanders): Initialize it.
2963 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2965 (expand_epilogue): Ditto.
2966 (avr_print_operand): Ditto.
2967 (avr_file_start): Ditto.
2968 (avr_emit_movmemhi): Ditto.
2970 2012-02-08 Richard Guenther <rguenther@suse.de>
2972 PR tree-optimization/46886
2973 * tree-flow.h (do_while_loop_p): Declare.
2974 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2975 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2977 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2979 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2980 always succeed for integers larger than a native word.
2982 2012-02-08 Richard Guenther <rguenther@suse.de>
2984 PR rtl-optimization/52170
2985 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2986 properly handle integer vector modes.
2988 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2990 PR gcov-profile/52150
2991 * coverage.c: Include target.h.
2992 (build_var): Call targetm.strip_name_encoding on the assembler name.
2993 Change one _ into . or $ if the target allows it.
2994 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2996 PR rtl-optimization/52139
2997 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2998 is a BARRIER after emit_insn_after_noloc, move BB_END
2999 to the last non-BARRIER insn before it.
3001 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3004 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3005 (mips_gimplify_va_arg_expr): Call it instead of
3006 std_gimplify_va_arg_expr.
3008 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3010 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3011 message for -mno-pointers-to-nested-function.
3013 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3016 * expr.c (get_inner_reference): If there is an offset, add a negative
3017 bit position to it (if any).
3019 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3021 PR rtl-optimization/52060
3022 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3023 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3024 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3025 and/or i0src_copy2 when needed.
3027 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3029 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3030 or LTOPLUGINSONAME if have_c.
3032 * config/freebsd-spec.h: Add comment about what macros can be defined
3034 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3035 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3038 2012-02-07 Richard Guenther <rguenther@suse.de>
3040 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3041 newline in -alias dumps.
3043 2012-02-07 Kai Tietz <ktietz@redhat.com>
3044 Dave Korn <dave.korn.cygwin@gmail.com>
3047 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3048 Take care that typinfo gets dllexport-attribute.
3050 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3053 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3054 if modifier < EXPAND_SUM call force_operand on the result.
3056 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3058 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3059 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3061 (epiphany_function_type): Replace types for specific interrupts with
3062 EPIPHANY_FUNCTION_INTERRUPT.
3063 (EPIPHANY_INTERRUPT_P): Update.
3064 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3065 New static function.
3066 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3067 <disinterrupt>: Affects type identity.
3068 (epiphany_handle_interrupt_attribute): Handle variable number of
3070 (epiphany_compute_function_type): Update for new
3071 epiphany_function_type definition.
3072 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3073 handlers with a longcall forwarder.
3074 (epiphany_start_function): Handle multiple interrupt arguments and/or
3075 forwarder_section attribute.
3077 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3080 2012-02-07 Alan Modra <amodra@gmail.com>
3083 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3086 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3088 PR tree-optimization/50969
3089 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3090 use vec_perm rather than vector_stmt.
3091 (vect_model_load_cost): Likewise.
3092 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3093 vec_perm to be the same as other vector statements.
3094 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3095 cost of vec_perm for TARGET_VSX.
3097 2012-02-06 Richard Guenther <rguenther@suse.de>
3099 PR tree-optimization/52115
3100 * tree-sra.c (access_has_replacements_p): New function.
3101 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3103 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3106 * trans-mem.c (expand_call_tm): Add an assertion.
3107 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3110 2012-02-06 Richard Guenther <rguenther@suse.de>
3112 PR tree-optimization/50955
3113 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3114 raise cost of expressions that replace an address with an
3115 expression based on a different pointer.
3117 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3120 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3121 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3123 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3126 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3127 -Weffc++ and specify guidelines come from second edition.
3129 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3131 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3132 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3133 (call_direct_split, call_value_split, call_value_internal_direct)
3134 (call_value_direct_split, call_value_multiple_split): Use jal and
3135 jal_macro attributes.
3137 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3139 * reload1.c (reload_regs_reach_end_p): Replace with...
3140 (reload_reg_rtx_reaches_end_p): ...this function.
3141 (new_spill_reg_store): Update commentary.
3142 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3143 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3144 before setting new_spill_reg_store.
3145 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3146 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3147 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3148 for non-spill reload registers.
3150 2012-02-05 Ira Rosen <irar@il.ibm.com>
3152 PR tree-optimization/52091
3153 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3154 (vect_is_simple_use_1): Likewise.
3155 * tree-vect-loop.c (vectorizable_reduction): Update calls
3156 to vect_is_simple_use_1 and vect_is_simple_use.
3157 (vectorizable_live_operation): Likewise.
3158 * tree-vect-patterns.c (widened_name_p,
3159 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3160 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3161 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3162 vectorizable_shift,vectorizable_operation, vectorizable_store,
3163 vectorizable_load): Likewise.
3164 (vect_is_simple_cond): Add an argument, pass it to
3165 vect_is_simple_use_1.
3166 (vectorizable_condition): Update calls to vect_is_simple_cond,
3168 (vect_is_simple_use): Add an argument, the statement in which
3169 OPERAND is used. Check that if OPERAND's def stmt is a double
3170 reduction phi node, the use is a phi node too.
3171 (vect_is_simple_use_1): Add an argument, pass it to
3173 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3174 to vect_is_simple_use.
3176 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3178 PR rtl-optimization/52095
3179 * modulo-sched.c (dump_insn_locator): New function.
3180 (loop_canon_p, sms_schedule): Use it.
3182 PR rtl-optimization/52113
3183 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3184 even for decomposable shift/zext insns.
3186 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3187 Zdenek Dvorak <ook@ucw.cz>
3189 PR rtl-optimization/52092
3190 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3191 on get_iv_value result.
3193 2012-02-02 Andrew Pinski <apinski@cavium.com>
3197 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3199 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3202 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3204 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3206 PR rtl-optimization/49800
3207 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3208 (sched_finish): Call regstat_free_n_sets_and_refs.
3210 2012-02-02 Jia Liu <proljc@gmail.com>
3212 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3215 2012-02-02 Jan Hubicka <jh@suse.cz>
3216 Tom de Vries <tom@codesourcery.com>
3219 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3220 * varpool.c (varpool_analyze_pending_decls): Likewise.
3222 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3223 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3225 * config.gcc: Add cr16-* support.
3227 * doc/extend.texi: Document cr16 extensions.
3228 * doc/install.texi: Document cr16 install.
3229 * doc/invoke.texi: Document cr16 options.
3230 * doc/md.texi: Document cr16 constraints.
3232 * common/config/cr16/cr16-common.c: New file.
3233 * config/cr16/cr16.c: New file.
3234 * config/cr16/cr16.h: New file.
3235 * config/cr16/cr16.md: New file.
3236 * config/cr16/cr16.opt: New file.
3237 * config/cr16/cr16-protos.h: New file.
3238 * config/cr16/predicates.md: New file.
3239 * config/cr16/constraints.md: New file.
3240 * config/cr16/t-cr16: New file.
3242 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3245 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3246 that operands[2] is either immediate, or q_regs_operand.
3248 PR tree-optimization/52073
3249 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3250 a pattern stmt for pattern uses, ignore uses outside of the loop.
3252 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3254 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3255 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3256 (OUT_AS1, OUT_AS2): Remove.
3258 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3260 PR rtl-optimization/51374
3261 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3262 to cross other volatile_refs_p insns.
3264 2012-02-01 Richard Guenther <rguenther@suse.de>
3266 * doc/invoke.texi (fno-inline): Clarify documentation.
3267 (finline-small-functions): Likewise.
3268 (finline-functions): Likewise.
3269 * common.opt (finline): Adjust comment and documentation.
3270 (finline-small-functions): Clarify documentation.
3271 (finline-functions): Likewise.
3272 (finline-functions-called-once): Likewise.
3274 2012-02-01 Tristan Gingold <gingold@adacore.com>
3276 * c-typeck.c (composite_type): Keep mode for pointers.
3278 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3280 * function.h (regno_reg_rtx): Adjust comment.
3281 * reginfo.c (init_reg_modes_target): Only use the previous mode
3282 if it fits within one register. Remove MIPS comment.
3284 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3287 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3289 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3291 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3292 to srak instruction.
3294 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3296 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3298 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3303 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3305 2012-01-31 Richard Guenther <rguenther@suse.de>
3307 PR tree-optimization/51528
3308 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3311 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3316 * ree.c (add_removable_extension): Change def_map argument
3317 to unsigned *, store in def_map 1 + offset into *insn_list vector
3318 instead of pointers into the vector.
3319 (find_removable_extensions): Adjust caller.
3321 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3323 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3324 Transform all "* quoted-c-code" to { c-code }.
3325 Remove redundant test for "optimize" in combine patterns.
3326 Move (include "avr-dimode.md") to end of file.
3328 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3331 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3332 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3334 2012-01-30 Richard Guenther <rguenther@suse.de>
3336 PR tree-optimization/52028
3337 * tree-loop-distribution.c (ldist_gen): Properly update
3340 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3343 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3344 set_cur_line_info_table if not emitting debug info.
3346 PR tree-optimization/52046
3347 * tree-vect-patterns.c (check_bool_pattern): Give up if
3348 a comparison could throw.
3351 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3353 2012-01-30 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/52045
3356 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3357 SSA form if cfgcleanup did anything.
3359 2012-01-30 Richard Guenther <rguenther@suse.de>
3361 PR tree-optimization/52045
3362 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3363 before computing final todo.
3365 2012-01-30 Richard Guenther <rguenther@suse.de>
3367 PR tree-optimization/51528
3368 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3371 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3373 * df-problems.c (df_kill_notes): Check that the use refers
3374 to the note under examination.
3376 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3379 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3380 parameter and use short-lived pseudos.
3381 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3382 (sparc_expand_vector_init): Const-ify local variables and adjust
3383 calls to above functions.
3385 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3387 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3389 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3391 * doc/invoke.texi: Make usage of "compile time" and
3392 "run time"/"runtime" consistent throughout the file.
3394 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3396 * config/alpha/alpha.c (alpha_option_override): Default to
3397 full IEEE compliance mode for Go language.
3399 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3401 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3402 (LINK_SSP_SPEC): Define.
3404 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3407 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3410 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3412 * doc/invoke.texi: Correct hyphenation of "floating point",
3413 "double precision", and related terminology throughout the file.
3415 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3418 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3419 arm_general_register_operand predicate for operand 2 instead of
3422 2012-01-27 Ian Lance Taylor <iant@google.com>
3425 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3426 * builtins.c (expand_builtin_init_trampoline): Add onstack
3427 parameter. Change caller.
3428 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3429 * tree.c (build_common_builtin_nodes): Declare
3430 __builtin_init_heap_trampoline.
3432 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3434 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3435 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3436 * config/avr/avr.c: Ditto.
3437 (avr_regnames): Remove because unused.
3438 * config/avr/avr.md (*cpse.ne): New peephole.
3439 (*cpse.eq): New peephole from former cpse peepholes.
3441 2012-01-27 Michael Eager <eager@eagercon.com>
3443 * config/microblaze.c (microblaze_emit_compare): Correct
3444 test after pcmp instruction.
3446 2012-01-27 Richard Guenther <rguenther@suse.de>
3448 PR tree-optimization/52020
3449 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3451 2012-01-27 Richard Guenther <rguenther@suse.de>
3453 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3454 function non-const/pure.
3456 2012-01-27 Richard Guenther <rguenther@suse.de>
3458 PR tree-optimization/50444
3459 * tree-sra.c (build_ref_for_offset): Properly adjust the
3460 MEM_REF type for unaligned accesses.
3462 2012-01-27 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/50444
3465 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3466 (expand_assignment): Use it. Properly handle misaligned
3467 bases when expanding stores to component references.
3468 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3471 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3474 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3475 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3476 * tree-data-ref.c (find_data_references_in_loop): Make static.
3477 (compute_all_dependences): Change return type to bool. Bail out
3478 for too many datarefs in a loop. Move the hunk resetting the data
3479 dependences vector from ...
3480 (compute_data_dependences_for_loop): ... here. Account for
3481 compute_all_dependences returning false.
3482 (compute_data_dependences_for_bb): Likewise.
3483 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3484 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3486 2012-01-27 Richard Guenther <rguenther@suse.de>
3489 * expr.c (store_field): Use the alias-set of the scratch memory
3492 2012-01-27 Tom de Vries <tom@codesourcery.com>
3494 PR tree-optimization/51990
3495 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3497 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3499 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3502 * var-tracking.c (reverse_op): Don't add any reverse operation
3503 if V already has any constant locations.
3505 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3507 * doc/invoke.texi: Correct usage of "command line" (noun)
3508 vs "command-line" (adjective) throughout.
3510 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3512 * doc/invoke.texi (Language Independent Options): Move
3513 -Wcoverage-mismatch blurb from here....
3514 (Warning Options): ...to here.
3516 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3518 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3519 Set rs6000_always_hint to false for 476.
3521 2012-01-27 Matthias Klose <doko@ubuntu.com>
3523 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3525 * incpath.c (add_standard_paths): Likewise.
3527 2012-01-27 Richard Henderson <rth@redhat.com>
3529 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3530 * config/m68k/sync.md (atomic_test_and_set): Rename from
3531 sync_test_and_setqi and adjust the operands.
3532 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3533 and unconditionally enable.
3535 2012-01-27 Richard Henderson <rth@redhat.com>
3537 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3538 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3539 (ldstub): Rename from ldstubqi.
3540 (ldstub<I24MODE>): Remove.
3542 2012-01-27 Richard Henderson <rth@redhat.com>
3544 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3545 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3546 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3547 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3548 * doc/tm.texi: Rebuild.
3550 2012-01-27 Richard Henderson <rth@redhat.com>
3552 * optabs.c (gen_atomic_test_and_set): Remove default.
3553 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3555 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3557 PR rtl-optimization/51978
3558 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3559 (combine_reaching_defs): Likewise.
3560 (struct re_info): Remove.
3561 (add_removable_extension): Remove x and data arguments,
3562 add insn, insn_list and def_map. Use the arguments directly
3563 instead of using struct re_info.
3564 (find_removable_extensions): Don't call add_removable_extension
3565 through note_stores, instead just call it with single_set
3567 (find_and_remove_re): Pass curr_cand->expr instead of
3568 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3570 2012-01-26 Michael Matz <matz@suse.de>
3572 PR tree-optimization/46590
3573 * cfgexpand.c: Revert last change (r183305).
3574 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3576 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3577 checking for emptiness.
3579 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3582 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3583 non-addressable non-BLKmode base correctly.
3585 2012-01-26 Michael Matz <matz@suse.de>
3587 PR tree-optimization/48794
3588 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3589 regions referenced from RESX/EH_DISPATCH.
3591 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3593 * config/s390/s390.h: Make BRANCH_COST an option.
3594 * config/s390/s390.opt: New option -mbranch-cost.
3596 2012-01-26 Richard Henderson <rth@redhat.com>
3598 Revert 2012-01-24 change:
3599 * trans-mem.c (requires_barrier): Do not instrument thread local
3600 variables and emit save/restore for them.
3602 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3605 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3608 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3610 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3613 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3616 Rename __pgm to __flash.
3617 Rename __pgm1 to __flash1.
3618 Rename __pgm2 to __flash2.
3619 Rename __pgm3 to __flash3.
3620 Rename __pgm4 to __flash4.
3621 Rename __pgm5 to __flash5.
3622 Rename __pgmx to __memx.
3623 * doc/extend.texi (AVR Named Address Spaces)
3624 Rename address space names as indicated above.
3625 * config/avr/avr.c (avr_addrspace): Ditto.
3627 * config/avr/avr-protos.h
3628 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3629 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3630 * config/avr/predicates.md: Ditto.
3631 * config/avr/avr.c Ditto, and
3632 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3633 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3635 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3636 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3637 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3638 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3639 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3640 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3641 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3642 * config/avr/avr.c: Ditto.
3643 * config/avr/avr.md: Ditto.
3645 2012-01-25 Jason Merrill <jason@redhat.com>
3648 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3650 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3652 PR tree-optimization/51987
3653 * tree-data-ref.c (get_references_in_stmt): Handle references in
3654 non-volatile GIMPLE_ASM.
3656 2012-01-25 Richard Guenther <rguenther@suse.de>
3658 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3659 bases are dereferenced.
3661 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3663 PR rtl-optimization/48374
3664 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3666 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3668 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3669 compute_data_dependences_for_loop returns false.
3670 * tree-parloops.c (loop_parallel_p): Likewise.
3672 2012-01-25 Richard Guenther <rguenther@suse.de>
3674 * tree.h (get_pointer_alignment_1): Declare.
3675 * builtins.c (get_pointer_alignment_1): New function.
3676 (get_pointer_alignment): Use it.
3678 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3680 PR rtl-optimization/48308
3681 * combine.c (enum undo_kind): Add UNDO_LINKS.
3682 (struct undo): Add member l to other_contents and where.
3683 (do_SUBST_LINK): New.
3685 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3686 (undo_all): Handle UNDO_LINKS.
3688 2012-01-25 Richard Henderson <rth@redhat.com>
3690 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3693 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3695 * optabs.c (gen_atomic_test_and_set): Use each argument.
3697 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3699 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3700 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3701 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3702 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3703 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3704 TARGET_PAIRED_SINGLE_FLOAT.
3706 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3708 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3709 (in_struct, return_val): Remove MEM documentation.
3710 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3711 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3712 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3714 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3715 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3716 * expr.c (store_field): Likewise.
3717 * function.c (assign_stack_temp_for_type): Likewise.
3718 * ifcvt.c (noce_try_cmove_arith): Likewise.
3719 * reload1.c (reload): Likewise.
3720 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3721 (alpha_set_memflags): Likewise.
3722 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3724 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3726 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3728 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3729 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3730 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3732 * cselib.c (cselib_rtx_varies_p): Delete.
3733 (cselib_invalidate_mem): Update call to canon_true_dependence.
3734 * dse.c (record_store, check_mem_read_rtx): Likewise.
3735 (scan_reads_nospill): Likewise.
3736 * cse.c (check_dependence): Likewise.
3737 (cse_rtx_varies_p): Delete.
3738 * expr.c (safe_from_p): Update call to true_dependence.
3739 * ira.c (validate_equiv_mem_from_store): Likewise.
3740 (memref_referenced_p): Likewise.
3741 * postreload-gcse.c (find_mem_conflicts): Likewise.
3742 * sched-deps.c (sched_analyze_2): Likewise.
3743 * store-motion.c (load_kills_store): Likewise.
3744 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3745 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3746 (compute_transp): Update call to canon_true_dependence.
3748 2012-01-25 Richard Henderson <rth@redhat.com>
3750 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3751 (maybe_emit_atomic_test_and_set): New.
3752 (expand_sync_lock_test_and_set): Use it.
3753 (expand_atomic_test_and_set): Likewise.
3754 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3755 the implementation; clarify implementation defined details.
3756 * doc/md.texi (atomic_test_and_set): Document.
3758 2012-01-25 Richard Henderson <rth@redhat.com>
3760 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3762 2012-01-25 Richard Henderson <rth@redhat.com>
3765 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3766 to effect no-op split.
3768 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3771 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3772 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3773 (BT_FN_VOID_PTR_INT_SIZE): New.
3774 (BT_FN_UINT_UINT_VAR): Remove.
3775 (BT_FN_UINT32_UINT32_VAR): New.
3776 (BT_FN_DOUBLE_VPTR): Remove.
3777 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3779 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3780 (_ITM_changeTransactionMode): Same.
3781 (_ITM_memmoveRtWt): Change return type to void.
3782 (_ITM_memcpyRtWt): Same.
3783 (_ITM_memsetW): Same.
3784 (_ITM_RaRD): Change types to double.
3789 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3791 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3792 Patrick Marlier <patrick.marlier@gmail.com>
3794 * trans-mem.c (requires_barrier): Do not instrument thread local
3795 variables and emit save/restore for them.
3797 2012-01-24 Jason Merrill <jason@redhat.com>
3800 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3801 output static aliases.
3803 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3806 * common.opt (-pie, -shared, pie, shared): Change from Common to
3808 * gcc.c (display_help): Display help for -pie and -shared.
3810 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3813 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3814 Remove note on size/offset limitation.
3815 (AVR Variable Attributes): Add example how to read data located
3816 with progmem. Refer to named address spaces.
3817 * doc/invoke.texi (AVR Options): Fix typo.
3819 2012-01-24 Richard Guenther <rguenther@suse.de>
3821 Forward-port to trunk
3822 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3825 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3826 op0 isn't sufficiently aligned and there is movmisalignM
3827 insn for mode, use it to load op0 into a temporary register.
3829 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3832 * target.def (const_not_ok_for_debug_p): New hook.
3833 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3835 * doc/tm.texi: Regenerated.
3836 * dwarf2out.c (const_ok_for_output_1): If
3837 targetm.const_not_ok_for_debug_p returns true, fail.
3838 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3840 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3842 2012-01-23 Kai Tietz <ktietz@redhat.com>
3845 * config/i386/predicates.md (symbolic_operand): Allow
3846 UNSPEC_PCREL as PIC expression for lea.
3847 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3848 * config/i386/i386.c (ix86_delegitimize_address): Handle
3849 UNSPEC_PCREL for none-MEM, too.
3851 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3853 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3854 (ipa_tm_create_version_alias): Same.
3856 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3859 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3860 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3862 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3863 Patrick Marlier <patrick.marlier@gmail.com>
3864 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3867 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3868 simple_object_start_read.
3870 2012-01-23 Richard Guenther <rguenther@suse.de>
3873 PR tree-optimization/51895
3874 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3875 parameter decomposition into BLKmode components.
3877 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3879 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3880 fake variables for restrict-qualified pointers whose pointed-to type
3881 contains a placeholder.
3883 2012-01-23 Richard Guenther <rguenther@suse.de>
3885 PR tree-optimization/51949
3886 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3888 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3890 PR rtl-optimization/51933
3891 * ree.c (transform_ifelse): Return true right away if dstreg is
3892 already wider or equal to cand->mode.
3893 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3894 (make_defs_and_copies_lists): Remove defs_list and copies_list
3895 arguments, add state argument, just truncate state->work_list
3896 instead of always allocating and freeing the vector. Assert that
3897 get_defs succeeds instead of returning 2. Changed return type to bool.
3898 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3899 have ext_src_mode, see if it has been modified already with the
3900 right kind of extension and has been extended before from the
3901 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3902 just return true. Remember the original mode in state->modified array.
3903 (combine_reaching_defs): Add state argument. Don't allocate and
3904 free here def_list, copied_list and vec vectors, instead just
3905 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3906 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3907 Add state variable, clear vectors in it, initialize state.modified
3908 if needed. Free all the vectors at the end and state.modified too.
3909 Don't skip a candidate if the extension expression has been modified.
3911 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3914 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3915 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3916 (extra_options) interix.opt -> i386/interix.opt"
3917 (extra_objs):Add winnt-stubs.o
3918 * configure.ac: Add interix to target_os .comm on PE check.
3919 * configure: Regenerate.
3920 * config/interix3.h: Delete and move bits to..
3921 * config/interix.h: Delete and move bits to..
3922 * config/i386/i386-interix3.h: Delete and move bits to..
3923 * config/i386/i386-interix.h: ..here.
3924 (TARGET_CPU_DEFAULT): Remove redefinition.
3925 (TARGET_ASM_CONSTRUCTOR): Undefine.
3926 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3927 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3928 (PTRDIFF_TYPE): Define.
3929 (LONG_DOUBLE_TYPE_SIZE): Define.
3930 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3931 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3932 (TARGET_SECTION_TYPE_FLAGS): Define.
3933 (ASM_DECLARE_FUNCTION_NAME): Define.
3934 (ASM_OUTPUT_EXTERNAL): Define.
3935 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3936 (ASM_OUTPUT_ALIGNED_BSS): Define.
3937 (PCC_BITFIELD_TYPE_MATTERS): Define.
3938 (USE_CONST_SECTION): Define.
3939 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3940 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3941 (SUPPORTS_ONE_ONLY): Remove.
3942 (I386_PE_STRIP_ENCODING): Define.
3943 * config/interix.opt: Delete and move bits to..
3944 * config/i386/interix.opt: ..here. New.
3945 (mpe-aligned-commons): Add.
3946 * config/i386/t-interix: Add copyright header.
3947 (winnt-stubs.o): Add rule.
3949 2012-01-22 Jason Merrill <jason@redhat.com>
3952 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3953 for extra name aliases.
3955 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3957 PR rtl-optimization/51924
3958 * ree.c (combine_set_extension): Improve debugging message.
3959 (combine_reaching_defs): Likewise.
3960 (get_defs): Rename confusingly named variable.
3961 (find_and_remove_re): Skip a candidate if the extension expression has
3964 2012-01-21 Robert Millan <rmh@gnu.org>
3965 Gerald Pfeifer <gerald@pfeifer.com>
3967 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3968 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3970 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3972 PR tree-optimization/51914
3973 * tree-vect-stmts.c (vectorizable_conversion): For
3974 cvt_type && modifier == WIDEN, put temporary with cvt_type
3975 at the beginning of vec_dsts and set vec_dest to temporary
3978 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3980 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3982 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3984 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3985 * config/rs6000/rs6000.c: Likewise.
3987 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3990 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3991 output_move_double on a copy of operands array.
3993 2012-01-20 Cary Coutant <ccoutant@google.com>
3994 Dodji Seketeli <dodji@redhat.com>
3997 * dwarf2out.c (copy_declaration_context): Return ref to parent
3998 of declaration DIE, if necessary.
3999 (remove_child_or_replace_with_skeleton): Add new parameter; update
4000 caller. Place skeleton DIE under parent DIE of original declaration.
4001 Move call to copy_declaration_context to here ...
4002 (break_out_comdat_types): ... from here.
4004 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4006 PR rtl-optimization/51856
4007 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4010 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4013 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4014 hints for neon loads and stores.
4016 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4020 * doc/extend.texi (Named Address Spaces): Split into subsections.
4021 (AVR Named Address Spaces): New subsection.
4022 (M32C Named Address Spaces): New subsection.
4023 (RL78 Named Address Spaces): New subsection.
4024 (SPU Named Address Spaces): New subsection.
4025 (Variable Attributes): New anchor "AVR Variable Attributes".
4026 (AVR Variable Attributes): Rewrite and avoid wording
4027 "address space" in this context.
4028 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4029 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4030 (AVR Built-in Macros): New subsubsection therein.
4031 * doc/md.texi (AVR constraints): Remove "C04", "R".
4033 2012-01-20 Richard Guenther <rguenther@suse.de>
4035 PR tree-optimization/51903
4036 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4037 when removing stmts.
4039 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4042 * config/arm/arm.c (arm_load_pic_register): Use
4043 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4044 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4045 (arm_pic_static_addr): Likewise.
4046 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4047 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4048 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4049 (pic_load_addr_unified): New.
4051 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4054 * function.c (instantiate_virtual_regs_in_insn): Use
4055 delete_insn_and_edges when removing a wrong asm insn.
4057 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4059 PR rtl-optimization/40761
4060 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4061 Add new member loop_num.
4062 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4063 (ira_build): Remove the parameter.
4065 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4066 (ira.c): Do not build CFG loops for one region allocation. Remove
4067 argument from ira_build call.
4069 * ira-build.c (init_loop_tree_node): New function.
4070 (create_loop_tree_nodes): Use it. Separate the case when CFG
4071 loops are not built.
4072 (more_one_region_p): Check current_loops.
4073 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4075 (add_loop_to_tree): Process loop equal to NULL too.
4076 (form_loop_tree): Separate the case when CFG loops are not built.
4077 Use explicitly number for the root.
4078 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4080 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4081 instead of loop->num.
4082 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4083 (mark_all_loops_for_removal): Ditto.
4084 (remove_unnecessary_regions): Separate the case when CFG loops
4086 (ira_build): Remove the parameter. Use explicit number of regions
4087 when CFG loops are not built.
4089 * ira-color.c (print_loop_title): Separate the case for the root node.
4090 Use loop_num instead of loop->num.
4091 (move_spill_restore): Use loop_num instead of loop->num.
4093 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4094 (change_loop): Ditto.
4095 (change_loop): Use loop_num instead of loop->num.
4097 * ira-lives.c (process_bb_node_lives): Ditto.
4099 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4101 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4103 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4106 * tree-mudflap.c (mf_artificial): New function.
4107 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4108 mx_register_decls, mudflap_enqueue_decl): Use it.
4111 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4112 numbers in the insn pattern.
4114 2012-01-19 Michael Matz <matz@suse.de>
4116 PR tree-optimization/46590
4117 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4118 use it in remembering which conflicts we already created.
4119 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4122 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4125 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4126 (merge_and_complain): Same.
4128 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4131 * config/initfini-array.h: Guard content of the header
4132 with #ifdef HAVE_INITFINI_ARRAY.
4133 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4134 Add initfini-array.h to tm_file here.
4135 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4136 * config.gcc: Don't add initfini-array.h to tm_file here.
4137 * configure: Regenerated.
4139 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4141 PR rtl-optimization/51505
4142 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4143 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4144 (df_note_bb_compute): Update the call to df_kill_notes.
4146 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4148 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4150 2012-01-18 Richard Guenther <rguenther@suse.de>
4152 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4153 of conversions to void *.
4155 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4156 Richard Sandiford <rdsandiford@googlemail.com>
4160 * optabs.h (simplify_expand_binop): Declare.
4161 * optabs.c (simplify_expand_binop): Make global.
4162 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4163 endian targets if the source cannot be exactly covered by word
4166 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4169 * hard-reg-set.h (struct hard_reg_set_container): New type.
4170 * target.h (struct hard_reg_set_container): Forward declare.
4171 * target.def (set_up_by_prologue): New target hook.
4172 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4173 * doc/tm.texi: Regenerated.
4174 * function.c (thread_prologue_and_epilogue_insns): Change
4175 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4176 Call targetm.set_up_by_prologue on it.
4177 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4178 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4180 2012-01-17 Nick Clifton <nickc@redhat.com>
4182 * config/rx/rx.c (rx_can_use_simple_return): New function.
4183 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4184 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4186 2012-01-17 Richard Guenther <rguenther@suse.de>
4189 * expr.c (expand_assignment): Take address-space information
4190 from the address operand of MEM_REF and TARGET_MEM_REF.
4191 (expand_expr_real_1): Likewise.
4193 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4195 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4196 reload dump is requested.
4198 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4201 * trans-mem.c (requires_barrier): Call may_be_aliased.
4203 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4205 PR tree-optimization/51877
4206 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4207 call arguments and fndecls compare equal, instead return false if they
4208 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4209 both SSA_NAMEs that are valueized the same, or they satisfy
4212 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4214 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4216 * configure: Regenerate.
4218 2012-01-16 Jan Hubicka <jh@suse.cz>
4222 * convert.c (convert_to_integer): Use fold_convert for
4223 converting an INTEGER_CST to integer type.
4225 2012-01-16 Jason Merrill <jason@redhat.com>
4228 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4230 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4233 * config/s390/s390.c (s390_chunkify_start): Don't skip
4234 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4235 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4236 If insn is followed by NOTE_INSN_VAR_LOCATION or
4237 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4238 Don't use location of note insns.
4240 PR tree-optimization/51865
4241 * tree-inline.c (tree_function_versioning): Call remap_decl
4242 on DECL_RESULT whenever it has VOID_TYPE_P type.
4244 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4246 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4247 for calls to locally-binding MIPS16 functions if only the return
4248 type uses float regs.
4250 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4251 Richard Sandiford <rdsandiford@googlemail.com>
4253 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4254 (SYMBOL_32_HIGH): Likewise.
4255 (mips_output_tls_reloc_directive): Declare.
4256 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4257 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4258 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4259 (mips_lo_relocs, mips_hi_relocs): Make extern.
4260 (mips16_stub_function): Move up file.
4261 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4262 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4263 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4264 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4265 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4266 (mips_get_tp): Add MIPS16 support.
4267 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4268 Generalize DTPREL and TPREL handling.
4269 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4270 Add MIPS16 TLS support.
4271 (mips_output_tls_reloc_directive): New function.
4272 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4273 * config/mips/predicates.md (symbolic_operand_with_high)
4274 (tls_reloc_operand): New predicates.
4275 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4276 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4277 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4278 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4279 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4280 (*tls_get_tp_mips16_call_<mode>): Likewise.
4282 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4284 PR rtl-optimization/51821
4285 * recog.c (peep2_find_free_register): Determine clobbered registers
4288 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4291 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4292 * config/avr/avr.c: Likewise.
4293 * config/avr/avr.h: Likewise.
4295 2012-01-13 Ian Lance Taylor <iant@google.com>
4298 * tree.h (TYPE_QUALS): Add cast to int.
4299 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4301 2012-01-13 Ian Lance Taylor <iant@google.com>
4303 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4304 comparing param_index to VEC_length result.
4306 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4308 * c-decl.c: Do not include tree-mudflap.h
4309 * tree-optimize.c: Likewise.
4310 * Makefile.in: Update dependencies.
4312 2012-01-13 Richard Guenther <rguenther@suse.de>
4315 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4316 variable-sized result always use RSO.
4318 2012-01-12 DJ Delorie <dj@redhat.com>
4320 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4321 pointer type, not just the default pointer type.
4323 2012-01-09 Richard Henderson <rth@redhat.com>
4324 Denis Chertykov <chertykov@gmail.com>
4327 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4328 * config/avr/avr.c (avr_can_eliminate): Simplify.
4329 (avr_initial_elimination_offset): Likewise.
4330 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4331 (expand_epilogue): Likewise.
4332 (avr_legitimize_address): Gut.
4333 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4334 (avr_hard_regno_nregs): New.
4335 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4336 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4337 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4338 add soft frame pointer.
4339 (CALL_USED_REGISTERS): Likewise.
4340 (REG_CLASS_CONTENTS): Likewise.
4341 (REGISTER_NAMES): Likewise.
4342 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4343 (HARD_FRAME_POINTER_REGNUM): New.
4344 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4345 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4346 remove the HARD_FRAME_POINTER self-elimination.
4348 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4351 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4352 DECL_EXTERNAL when checking for initializers of progmem variables.
4354 2012-01-12 Ira Rosen <irar@il.ibm.com>
4356 PR tree-optimization/51799
4357 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4358 that the last operation is a type demotion.
4360 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4362 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4363 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4365 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4368 * combine.c (distribute_notes): If i3 is a noreturn call,
4369 allow old_size to be equal to args_size and make sure the
4370 noreturn call gets REG_ARGS_SIZE note.
4371 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4372 on noreturn calls even when the delta is 0.
4374 2012-01-11 Nathan Sidwell <nathan@acm.org>
4376 * gcov.c (STRING_SIZE): Remove.
4377 (generate_results): Erase annotations for source files with no
4378 coverage information.
4380 (output_lines): Use it.
4382 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4384 * gimple.h (gimplify_body): Remove first argument.
4385 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4386 pointer set here, instead just pass DATA to walk_tree.
4387 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4388 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4389 (unvisit_body): Likewise, but with unmark_visited.
4390 (gimplify_body): Remove BODY_P argument and adjust.
4391 (gimplify_function_tree): Adjust call to gimplify_body.
4392 * omp-low.c (finalize_task_copyfn): Likewise.
4394 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4396 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4397 (build_function_type_skip_args): Delete.
4398 * tree.c (build_function_type_skip_args): Make static and add
4399 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4400 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4401 pass it to build_function_type_skip_args.
4402 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4403 (tree_function_versioning): Likewise.
4404 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4405 build_function_decl_skip_args.
4406 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4407 and pass it to build_function_decl_skip_args/tree_function_versioning.
4408 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4409 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4410 * trans-mem.c (ipa_tm_create_version): Likewise.
4411 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4412 * tree-inline.c (declare_return_variable): Remove always-true test.
4413 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4414 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4415 * ipa-split.c (split_function): Skip the return value for the split
4416 part if it doesn't return.
4418 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4420 PR tree-optimization/49642
4421 * ipa-split.c (forbidden_dominators): New variable.
4422 (check_forbidden_calls): New function.
4423 (dominated_by_forbidden): Likewise.
4424 (consider_split): Check for forbidden dominators.
4425 (execute_split_functions): Initialize and free forbidden
4426 dominators info; call check_forbidden_calls.
4428 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4430 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4432 2012-01-11 Nick Clifton <nickc@redhat.com>
4434 * config/rx/rx.md (return): Define pattern.
4436 2012-01-11 Richard Guenther <rguenther@suse.de>
4438 * doc/extend.texi (malloc attribute): Adjust according to
4441 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4442 Patrick Marlier <patrick.marlier@gmail.com>
4445 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4446 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4447 (ipa_tm_note_irrevocable): Same.
4448 (ipa_tm_scan_irr_block): Same.
4449 (ipa_tm_decrement_clone_counts): Same.
4450 (ipa_tm_scan_irr_function): Same.
4451 (ipa_tm_create_version_alias): Same.
4452 (ipa_tm_create_version): Same.
4453 (ipa_tm_transform_calls_redirect): Same.
4454 (ipa_tm_transform_calls): Same.
4455 (ipa_tm_transform_transaction): Same.
4456 (ipa_tm_execute): Same.
4458 2012-01-10 Richard Guenther <rguenther@suse.de>
4461 * opts.c (common_handle_option): Handle -Werror.
4463 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4465 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4468 2012-01-10 Jason Merrill <jason@redhat.com>
4470 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4473 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4475 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4476 supports R_386_TLS_GD_PLT reloc.
4477 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4478 supports R_386_TLS_LDM_PLT reloc.
4479 * configure: Regenerate.
4480 * config.in: Regenerate.
4482 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4485 Extend __pgmx semantics to linearize memory.
4486 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4487 determine if code comes inline or from libgcc.
4488 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4489 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4490 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4491 (movmemx_qi, movmemx_hi): New insns.
4492 (xload_<mode>_libgcc): Rewrite to new insn condition.
4493 (xload_<mode>): Remove insns.
4494 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4495 cases that don't satisfy avr_xload_libgcc_p().
4496 (avr_addr_space_convert): Allow converting in any direction.
4497 (avr_addr_space_subset_p): Return always true.
4498 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4499 (avr_emit_movmemhi): Ditto.
4500 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4501 (avr_out_movmem): Ditto.
4502 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4503 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4504 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4505 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4506 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4508 2012-01-10 Richard Guenther <rguenther@suse.de>
4510 PR tree-optimization/50913
4511 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4512 Require data-refs to be representable by Graphite with respect
4515 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4518 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4520 2012-01-10 Tom de Vries <tom@codesourcery.com>
4522 PR rtl-optimization/51271
4523 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4524 handling annulled branch.
4526 2012-01-10 Richard Henderson <rth@redhat.com>
4528 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4529 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4530 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4531 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4532 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4533 arm_expand_vec_perm_const): New.
4534 * config/arm/arm-protos.h: Update.
4535 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4536 (*neon_vswp<VDQX>): New.
4537 (neon_vcombine<VDX>): Use neon_split_vcombine.
4538 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4539 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4540 (vec_perm<VE>): New.
4542 2012-01-10 Richard Henderson <rth@redhat.com>
4544 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4545 use it if reload_completed.
4546 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4547 arm_output_asm_insn, arm_process_output_memory_barrier,
4548 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4549 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4550 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4551 arm_process_output_sync_insn, arm_output_sync_insn,
4552 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4553 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4554 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4555 (emit_unlikely_jump): New.
4556 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4557 (arm_split_atomic_op): New.
4558 * config/arm/arm-protos.h: Update.
4559 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4560 (struct arm_sync_generator): Remove.
4561 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4562 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4563 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4564 (VUNSPEC_LL, VUNSPEC_SC): New.
4565 (sync_result, sync_memory, sync_required_value, sync_new_value,
4566 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4567 (attr length): Don't use arm_sync_loop_insns.
4568 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4569 (movsfcc, movdfcc): Likewise.
4570 * config/arm/constraints.md (Ua): New.
4571 * config/arm/prediates.md (mem_noofs_operand): New.
4572 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4573 (sync_clobber, sync_t2_reqd): Remove.
4574 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4575 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4576 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4577 (arm_sync_compare_and_swap<SIDI>): Remove.
4578 (arm_sync_compare_and_swap<NARROW>): Remove.
4579 (arm_sync_lock_test_and_set<SIDI>): Remove.
4580 (arm_sync_lock_test_and_set<NARROW>): Remove.
4581 (arm_sync_new_<syncop><SIDI>): Remove.
4582 (arm_sync_new_<syncop><NARROW>): Remove.
4583 (arm_sync_new_nand<SIDI>): Remove.
4584 (arm_sync_new_nand<NARROW>): Remove.
4585 (arm_sync_old_<syncop><SIDI>): Remove.
4586 (arm_sync_old_<syncop><NARROW>): Remove.
4587 (arm_sync_old_nand<SIDI>): Remove.
4588 (arm_sync_old_nand<NARROW>): Remove.
4589 (*memory_barrier): Merge arm_output_memory_barrier.
4590 (atomic_compare_and_swap<QHSD>): New.
4591 (atomic_compare_and_swap<NARROW>_1): New.
4592 (atomic_compare_and_swap<SIDI>_1): New.
4593 (atomic_exchange<QHSD>): New.
4594 (cas_cmp_operand, cas_cmp_str): New.
4595 (atomic_op_operand, atomic_op_str): New.
4596 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4597 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4598 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4599 (arm_load_exclusive<NARROW>): New.
4600 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4601 (arm_store_exclusive<QHSD>): New.
4603 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4605 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4606 reload patterns if -mvsx-scalar-memory.
4608 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4609 generated, even -mno-vsx-scalar-double was used.
4610 (vsx_xscvdpsp_scalar): Likewise.
4611 (vsx_xscvspdp_scalar2): Likewise.
4613 2012-01-09 Tom de Vries <tom@codesourcery.com>
4614 Andrew Pinski <apinski@cavium.com>
4617 * reorg.c (fill_slots_from_thread): Don't speculate
4618 frame-related insns.
4620 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4622 * sched-int.h (bb_note): Move to...
4623 * basic-block.h: ...here.
4624 * haifa-sched.c (bb_note): Move to...
4625 * cfgrtl.c: ...here.
4626 * function.c (next_block_for_reg): New function.
4627 (move_insn_for_shrink_wrap): Likewise.
4628 (prepare_shrink_wrap): Rewrite to use the above.
4630 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4632 * gimple.c (is_gimple_non_addressable): Remove.
4633 * gimple.h: Remove is_gimple_non_addressable.
4634 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4635 is_gimple_non_addressable.
4636 * trans-mem.c (expand_assign_tm): Same.
4638 2012-01-09 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/51775
4641 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4642 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4644 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4646 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4648 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4650 2012-01-09 Richard Guenther <rguenther@suse.de>
4652 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4654 2012-01-08 Jan Hubicka <jh@suse.cz>
4656 PR tree-optimize/51680
4657 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4658 on when known_vals needs to be computed; cleanup.
4660 2012-01-08 Jan Hubicka <jh@suse.cz>
4662 PR tree-optimize/51694
4663 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4665 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4667 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4668 for -std=c++98 and -std=c++11 too.
4670 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4672 * cfgloop.c (cancel_loop): Add free() of bbs array.
4674 2012-01-07 Jan Hubicka <jh@suse.cz>
4676 PR tree-optimization/51600
4677 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4678 that benefits small functions.
4680 2012-01-07 Jan Hubicka <jh@suse.cz>
4682 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4684 2012-01-07 Jan Hubicka <jh@suse.cz>
4686 PR tree-optimization/51680
4687 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4688 whose inlining reduce unit size.
4690 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4693 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4694 Add canonical node to containing_mem chain after the non-canonical
4695 one, even if there weren't any locs to propagate.
4696 (remove_useless_values): Keep only canonical values.
4697 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4698 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4699 canonicalize mem_chain elements that are not discarded.
4701 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4704 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4705 before emitting functions.
4707 PR gcov-profile/50127
4708 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4709 clear_aux_for_blocks.
4711 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4714 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4716 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4718 * c-decl.c (ext_block): Moved up.
4719 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4721 2012-01-06 Han Shen <shenhan@google.com>
4723 Translate built-in include paths for sysroot.
4724 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4725 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4727 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4728 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4730 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4731 control whether sysroot should be prepended to gxx include dir.
4733 * configure: Regenerate.
4735 2012-01-06 Torvald Riegel <triegel@redhat.com>
4737 PR rtl-optimization/51771
4738 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4739 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4741 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4743 PR tree-optimization/51315
4744 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4745 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4747 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4750 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4751 for shrp pattern. Correctly handle and fixup shift variable.
4752 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4754 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4757 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4758 note when !ACCUMULATE_OUTGOING_ARGS.
4760 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4762 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4764 (extract_range_from_unary_expr_1): Avoid useless computations.
4766 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4768 PR rtl-optimization/51767
4769 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4770 of jump_block and add an extra edge for degenerated asm gotos.
4773 * stmt.c (check_unique_operand_names): Don't ICE during error
4774 reporting if i is from labels chain.
4777 * profile.c (branch_prob): Split bbs that have exit edge
4778 and need a fake entry edge too.
4780 2012-01-05 Jan Hubicka <jh@suse.cz>
4783 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4786 2012-01-05 Richard Guenther <rguenther@suse.de>
4789 * tree-streamer-out.c (write_ts_optimization): New function.
4790 (streamer_write_tree_body): Call it.
4791 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4792 (streamer_read_tree_body): Call it.
4793 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4795 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4798 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4799 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4800 in_cleanup_point_expr before gimplify_stmt call and restore it
4802 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4803 in_cleanup_point_expr is false.
4805 2012-01-05 Richard Guenther <rguenther@suse.de>
4808 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4810 * toplev.c (process_options): Reject combining mudflap and LTO.
4811 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4813 2012-01-05 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/51760
4816 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4818 (bit_value_unop): Handle UNDEFINED operands.
4819 (bit_value_binop): Likewise.
4821 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4823 * config/avr/avr.c (avr_replace_prefix): Remove.
4824 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4825 (avr_asm_function_rodata_section): Ditto.
4826 (avr_asm_select_section): Ditto.
4828 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4830 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4833 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4836 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4837 calls that have any non-fake successor edges.
4840 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4842 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4844 PR tree-optimization/51624
4845 * tree-sra.c (build_ref_for_model): When replicating a chain of
4846 COMPONENT_REFs, stop as soon as the offset would become negative.
4848 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4851 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4852 in .debug_loc on the floor.
4854 2012-01-04 Andrew Pinski <apinski@cavium.com>
4856 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4858 2012-01-04 Andrew Pinski <apinski@cavium.com>
4859 Adam Nemet <anemet@caviumnetworks.com>
4861 * config/mips/mips.md (size): Add SI and DI.
4862 (SIZE): New mode attribute.
4863 (U): New code attribute.
4864 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4865 (mips_lbux_<mode>): Delete.
4866 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4867 (mips_lhx): Use gen_mips_lhx_extsi.
4868 (mips_lhx_<mode>): Delete.
4870 (mips_l<size>x): New expand.
4871 (mips_lwx_<mode>): Delete.
4872 (mips_l<GPR:size>x_<P:mode>): New pattern.
4873 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4874 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4875 * config/mips/mips.c (mips_lx_address_p): New function.
4876 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4877 (dsp64): New availability predicate.
4878 (mips_builtins): Add an entry for __builtin_mips_ldx.
4879 * config/mips/mips.h (ISA_HAS_LBX): New define.
4880 (ISA_HAS_LBUX): Likewise.
4881 (ISA_HAS_LHX): Likewise.
4882 (ISA_HAS_LHUX): Likewise.
4883 (ISA_HAS_LWX): Likewise.
4884 (ISA_HAS_LWUX): Likewise.
4885 (ISA_HAS_LDX): Likewise.
4886 * doc/extend.texi (__builtin_mips_ldx): Document.
4888 2012-01-04 Tristan Gingold <gingold@adacore.com>
4890 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4891 when long pointers are used.
4892 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4893 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4894 (ia64-hp-*vms*): Remove.
4895 * config/vms/xm-vms64.h: Delete.
4897 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4900 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4902 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4904 * opts.c (finish_options): Remove duplicate sorry.
4906 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4909 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4912 2012-01-04 Richard Guenther <rguenther@suse.de>
4915 * tree.c (size_low_cst): New function.
4916 * tree.h (size_low_cst): Declare.
4917 * fold-const.c (fold_comparison): Use it to extract the low
4918 part of the POINTER_PLUS_EXPR offset.
4920 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4922 Fix clearing ZERO_REG
4923 * config/avr/avr.md (cc): Add alternative "ldi".
4924 (movqi_insn): Use it in cc attribute.
4925 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4926 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4927 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4929 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4931 * configure: Regenerate.
4933 2012-01-04 Richard Guenther <rguenther@suse.de>
4935 PR tree-optimization/49651
4936 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4937 (var_can_have_subvars): Use it.
4938 (get_constraint_for_1): Only consider subfields if there can be any.
4940 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4943 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4944 to its new canonical_cselib_val and the cselib_val was in
4945 first_containing_mem chain, but the canonical_cselib_val was not,
4946 add the latter into the chain.
4947 (cselib_invalidate_mem): Compare canonical_cselib_val of
4948 addr_list chain elt with v.
4951 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4952 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4954 (output_macinfo_op): Don't ggc_strdup fd->filename.
4955 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4956 then ggc_strdup it. Don't free inc->info or cur->info.
4957 (output_macinfo): Don't free ref->info or file->info.
4959 2012-01-03 Ira Rosen <irar@il.ibm.com>
4961 PR tree-optimization/51269
4962 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4963 first_niters a pointer.
4964 (slpeel_tree_peel_loop_to_edge): Likewise.
4965 (vect_do_peeling_for_loop_bound): Update call to
4966 slpeel_tree_peel_loop_to_edge.
4967 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4968 here. Remove it from the parameters list.
4969 (vect_do_peeling_for_alignment): Update calls and compute
4972 2012-01-03 Richard Guenther <rguenther@suse.de>
4974 PR tree-optimization/51070
4975 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4976 Properly handle calls.
4978 2012-01-03 Richard Guenther <rguenther@suse.de>
4980 PR tree-optimization/51692
4981 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4982 the LHS of allocation stmts.
4984 2012-01-03 Olivier Hainque <hainque@adacore.com>
4986 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4988 2012-01-03 Olivier Hainque <hainque@adacore.com>
4990 * collect2.c (main): In AIX specific computations for vector
4991 insertions, use CONST_CAST2 to cast from char ** to const char **.
4993 2012-01-03 Richard Guenther <rguenther@suse.de>
4996 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4997 the context of a limbo DIE when it does not already exist.
4999 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5001 PR tree-optimization/51719
5002 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5003 but direct call is, clear direct call's lhs and don't add fallthrough
5004 edge from dcall_bb to join_bb and PHIs.
5006 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5008 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5009 the instructions emitted by the pattern.
5010 ("*TDC_insn_<mode>"): Add comment.
5012 2012-01-03 Richard Guenther <rguenther@suse.de>
5015 * fold-const.c (fold_comparison): Properly canonicalize
5016 tree offset and HOST_WIDE_INT bit position.
5018 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5020 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5021 operands for extzv pattern.
5023 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5026 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5029 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5031 * doc/invoke.texi (-flto and related options): Copy-edit.
5033 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5035 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5037 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5039 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5042 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5044 * expr.h (move_by_pieces_ninsns): Declare.
5045 * expr.c (move_by_pieces_ninsns): Make external.
5046 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5047 (mips_store_by_pieces_p): Likewise.
5048 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5049 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5050 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5051 (mips_store_by_pieces_p): Likewise.
5053 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5055 * passes.c (register_one_dump_file): Free full_name.
5057 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5058 (calculate_elim_costs_all_insns): Free offsets_at and
5059 offsets_known_at at the end and clear the pointers.
5061 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5063 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5064 this option introduced in r180739.
5066 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5069 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5070 (tmake_file target=avr): Add avr/t-multilib.
5072 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5073 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5074 * config/avr/genmultilib.awk: New file.
5075 * config/avr/t-multilib: New auto-generated file.
5076 * config/avr/multilib.h: New auto-generated file.
5077 * config/avr/t-avr (AVR_MCUS): New variable.
5078 (genopt.sh): Use it.
5079 (s-mlib): Depend on t-multilib.
5080 (t-multilib, multilib.h): New dependencies.
5081 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5082 (MULTILIB_OPTIONS): Remove.
5083 (MULTILIB_MATCHES): Remove.
5084 (MULTILIB_DIRNAMES): Remove.
5085 (MULTILIB_EXCEPTIONS): Remove:
5086 * config/avr/genopt.sh: Don't use hard coded file name;
5087 pass AVR_MCUS from t-avr instead.
5089 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5091 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5093 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5095 Implement light-weight DImode support.
5096 * config/avr/avr-dimode.md: New file.
5097 * config/avr/avr.md: Include it.
5098 (adjust_len): Add plus64, compare64.
5099 (HIDI): Remove code iterator.
5100 (code_stdname): New code attribute.
5101 (rotx, rotsmode): Remove DI.
5102 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5104 * config/avr/avr-protos.h (avr_have_dimode): New.
5105 (avr_out_plus64, avr_out_compare64): New.
5106 * config/avr/avr.c (avr_out_compare): Handle DImode.
5107 (avr_have_dimode): New variable definition and initialization.
5108 (avr_out_compare64, avr_out_plus64): New functions.
5109 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5110 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5111 (avr_compare_pattern): Skip DImode comparisons.
5113 2012-01-02 Revital Eres <revital.eres@linaro.org>
5115 * ddg.c (def_has_ccmode_p): New function.
5116 (add_cross_iteration_register_deps,
5117 create_ddg_dep_from_intra_loop_link): Call it.
5119 2012-01-02 Richard Guenther <rguenther@suse.de>
5122 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5124 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5126 * gcc.c (process_command): Update copyright notice dates.
5127 * gcov.c (print_version): Likewise.
5128 * gcov-dump.c (print_version): Likewise.
5129 * mips-tfile.c (main): Likewise.
5130 * mips-tdump.c (main): Likewise.
5132 2012-01-01 Ira Rosen <irar@il.ibm.com>
5134 PR tree-optimization/51704
5135 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5136 a use is inside the basic block or loop before accessing its vect info.
5138 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5140 PR rtl-optimization/51069
5141 * cfgloopmanip.c (remove_path): Removing path making irreducible
5142 region unconditional makes BB part of the region.
5144 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5146 PR tree-optimization/51683
5147 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5148 calls with side-effects.
5149 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5151 Copyright (C) 2012 Free Software Foundation, Inc.
5153 Copying and distribution of this file, with or without modification,
5154 are permitted in any medium without royalty provided the copyright
5155 notice and this notice are preserved.