1 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3 Backport from 2012-06-28 mainline r189049
6 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
7 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
8 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
9 avr_hard_regno_call_part_clobbered.
11 2012-06-28 Richard Guenther <rguenther@suse.de>
14 * expr.c (expand_expr_real_1): Verify if the type is complete
15 before inspecting its size.
17 2012-06-27 Nick Clifton <nickc@redhat.com>
19 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
22 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
25 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
27 2012-06-26 Nick Clifton <nickc@redhat.com>
29 * config/rx/rx.md (simple_return): Use the simple_return rtx.
31 2012-06-25 Jakub Jelinek <jakub@redhat.com>
34 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
35 of x x x in the vmovlps load alternative.
37 2012-06-22 Richard Guenther <rguenther@suse.de>
39 * gcov-iov.c: Include bconfig.h and system.h.
41 2012-06-22 Richard Guenther <rguenther@suse.de>
44 * gcov-iov.c (main): Treat "" and "prerelease" the same.
46 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
48 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
49 DECL_IGNORED_P non-reg vars even if they are used.
51 2012-06-19 Jason Merrill <jason@redhat.com>
54 * dwarf2out.c (modified_type_die): Use scope_die_for.
55 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
56 (uses_local_type_r, uses_local_type): New.
57 (scope_die_for): Keep a type that uses a local type in local scope.
58 Use get_context_die for namespace and type scope.
60 2012-06-19 Richard Guenther <rguenther@suse.de>
63 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
64 replace it with the first non-BLOCK context.
66 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
68 PR rtl-optimization/53700
70 Backport from mainline
71 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
73 * ira-color.c (setup_left_conflict_sizes_p): Process all
76 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
78 Backport from mainline
79 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
83 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
84 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
85 instead of xop_mulv2div2di3_low.
86 (xop_p<macs>dql): Fix vec_select selector.
87 (xop_p<macs>dqh): Ditto.
88 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
89 (xop_mulv2div2di3_high): Ditto.
91 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
93 Backport from mainline:
94 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
98 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
100 Backport from mainline:
101 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
103 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
104 * config/pa/pa.c (pa_attr_length_millicode_call): Use
105 MAX_PCREL17F_OFFSET instead of fixed offset.
106 (pa_attr_length_call): Likewise.
107 (pa_attr_length_indirect_call): Likewise.
109 2012-06-15 Walter Lee <walt@tilera.com>
111 Backport from mainline:
112 2012-06-15 Walter Lee <walt@tilera.com>
114 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
116 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
118 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
120 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
122 Backport from mainline:
124 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
125 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
126 * gimple.h (block_in_transaction): Check for flag_tm.
128 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
130 PR tree-optimization/52558
132 Backport from mainline:
133 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
134 * gimple.h (gimple_set_in_transaction): Remove.
135 (gimple_in_transaction): Look in BB instead.
136 (gimple_statement_base): Remove in_transaction field.
137 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
138 * trans-mem.c (compute_transaction_bits): Place transaction bit
139 information into basic blocks.
141 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
143 PR tree-optimization/52558
144 * cfg.c (alloc_aux_for_edge): Fix comment.
145 (alloc_aux_for_edge): Remove static.
146 * basic-block.h (alloc_aux_for_edge): Protoize.
147 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
148 (execute_sm_if_changed_flag): New.
149 (execute_sm_if_changed_flag_set): New.
150 (execute_sm): Do not generate data races unless requested.
151 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
152 (tree_ssa_lim_finalize): Call free_aux_for_edges.
153 * gimple.h (block_in_transaction): New.
154 (gimple_in_transaction): Use block_in_transaction.
156 2012-06-14 Jakub Jelinek <jakub@redhat.com>
158 Backported from mainline
159 2012-06-12 Jakub Jelinek <jakub@redhat.com>
161 PR rtl-optimization/53589
162 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
163 discovery even when e->dest != target. If any LABEL_REF points
164 to e->dest label, redirect it to target's label.
166 2012-06-07 Jakub Jelinek <jakub@redhat.com>
169 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
170 returns false, replace stmt with GIMPLE_NOP.
171 (check_omp_nesting_restrictions): Instead of issuing warnings,
172 issue errors and return false if any errors were reported.
174 2012-06-14 Richard Guenther <rguenther@suse.de>
176 * BASE-VER: Set to 4.7.2.
177 * DEV-PHASE: Set to prerelease.
179 2012-06-12 Christian Bruel <christian.bruel@st.com>
182 * config/sh/sh.c (sh_option_override): Don't force
183 flag_omit_frame_pointer and maccumulate_outgoing_args.
184 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
186 2012-06-14 Release Manager
188 * GCC 4.7.1 released.
190 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
192 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
194 2012-06-13 Richard Henderson <rth@redhat.com>
196 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
197 iterator instead of INT.
199 2012-06-08 Richard Henderson <rth@redhat.com>
202 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
203 note to a clobber insn when no other insn is available.
205 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
208 * doc/invoke.texi (Wenum-compare): Update documentation.
210 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
213 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
215 (altivec_stvlxl): Ditto.
216 (altivec_stvrx): Ditto.
217 (altivec_stvrxl): Ditto.
219 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
222 * trans-mem.c (expand_block_edges): Do not skip the first
223 statement when resetting the BB.
225 2012-06-04 Richard Guenther <rguenther@suse.de>
228 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
229 create new assembler names.
231 2012-06-04 Richard Guenther <rguenther@suse.de>
233 Backport from mainline
234 2012-04-25 Jakub Jelinek <jakub@redhat.com>
237 * stor-layout.c (get_best_mode): Don't return mode with bitsize
238 larger than maxbits. Don't compute maxbits modulo align.
239 Also check that unit bytes long store at bitpos / unit * unit
240 doesn't affect bits beyond bitregion_end.
241 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
242 would not fit into bitregion_start ... bitregion_end + 1 bit
244 (store_split_bit_field): Decrease unit close to end of bitregion_end
245 if access is restricted in order to avoid mutual recursion.
247 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
249 Backport from 2012-06-04 mainline r188172
252 * config/avr/avr-stdint.h: New file.
253 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
256 2012-06-04 Jakub Jelinek <jakub@redhat.com>
258 PR tree-optimization/53550
259 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
260 is POINTER_TYPE_P, use sizetype as step type instead of type.
262 2012-06-04 Richard Guenther <rguenther@suse.de>
263 Eric Botcazou <ebotcazou@adacore.com>
265 Backport from mainline
266 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
268 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
269 Change type of BITOFFSET to signed. Make sure the lower bound of
270 the computed range is non-negative by adjusting OFFSET and BITPOS.
271 (expand_assignment): Adjust call to get_bit_range.
273 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
275 * expr.c (get_bit_range): Return the null range if the enclosing record
276 is part of a larger bit field.
278 2012-03-20 Richard Guenther <rguenther@suse.de>
280 * stor-layout.c (finish_bitfield_representative): Fallback
281 to conservative maximum size if the padding up to the next
282 field cannot be computed as a constant.
283 (finish_bitfield_layout): If we cannot compute the distance
284 between the start of the bitfield representative and the
285 bitfield member start a new representative.
286 * expr.c (get_bit_range): The distance between the start of
287 the bitfield representative and the bitfield member is zero
288 if the field offsets are not constants.
290 2012-03-16 Richard Guenther <rguenther@suse.de>
292 * stor-layout.c (finish_bitfield_representative): Fall back
293 to the conservative maximum size if we cannot compute the
294 size of the tail padding.
296 2012-03-14 Richard Guenther <rguenther@suse.de>
298 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
299 * stor-layout.c (start_bitfield_representative): New function.
300 (finish_bitfield_representative): Likewise.
301 (finish_bitfield_layout): Likewise.
302 (finish_record_layout): Call finish_bitfield_layout.
303 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
304 for QUAL_UNION_TYPE fields.
305 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
306 Stream DECL_BIT_FIELD_REPRESENTATIVE.
307 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
312 * expr.c (get_bit_range): Unconditionally extract bitrange
313 from DECL_BIT_FIELD_REPRESENTATIVE.
314 (expand_assignment): Adjust call to get_bit_range.
316 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
319 * fold-const.c (fold_binary_loc): Refine previous change.
321 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
323 Backport from mainline
324 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
327 * config/sh/sh.c (find_barrier): Add equality check of last_got to
328 avoid going above orig insn. Update comments.
330 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
332 Backport from mainline
333 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
336 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
337 prologue for unwinder and profiler.
339 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
341 Backport from mainline
342 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
344 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
346 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
348 Backport from mainline
349 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
351 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
354 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
356 Backport from mainline
357 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
359 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
360 operand is CONST_INT. Take COSTS_N_INSNS into account.
361 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
364 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
366 * config/avr/avr.opt (-msp8): Document it.
367 * doc/invoke.texi (AVR Options): Copy from trunk docu.
369 2012-05-31 Richard Guenther <rguenther@suse.de>
372 * expr.c (expand_assignment): Do not use movmisalign on
375 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
378 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
379 (pa_section_type_flags): New.
380 (pa_legitimate_constant_p): Revert previous change.
382 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
384 Backport from mainline
385 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
388 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
390 (ipa_tm_create_version): Same.
392 2012-05-30 Jason Merrill <jason@redhat.com>
395 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
396 about array compound literals.
398 2012-05-30 Richard Guenther <rguenther@suse.de>
401 * fold-const.c (fold_binary_loc): Make sure to call
402 fold_plusminus_mult_expr with the original sign of operands.
404 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
406 * explow.c (probe_stack_range): Restore simple control flow and stop
407 again when the probe cannot be generated if HAVE_check_stack.
409 2012-05-30 Jakub Jelinek <jakub@redhat.com>
411 PR rtl-optimization/53519
412 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
413 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
415 2012-05-29 Richard Guenther <rguenther@suse.de>
417 PR tree-optimization/53516
418 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
420 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
422 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
424 Backport from mainline
425 2012-05-28 Richard Guenther <rguenther@suse.de>
427 PR tree-optimization/53438
428 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
430 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
432 Backport from mainline
433 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
435 PR rtl-optimization/52528
436 * combine.c (can_combine_p): Add setting of subst_low_luid
437 before call to expand_field_assignment().
439 2012-05-26 Martin Jambor <mjambor@suse.cz>
441 Backport from mainline
442 2012-05-23 Martin Jambor <mjambor@suse.cz>
444 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
446 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
449 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
450 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
452 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
455 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
456 (ix86_expand_vec_perm): Use int mode instead of float.
458 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
461 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
462 gnu_ld variables to yes.
463 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
464 (HAVE_GNU_AS): Likewise.
465 * config.in: Regenerate.
466 * configure: Likewise.
468 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
470 Backport from mainline
471 2012-03-12 Richard Guenther <rguenther@suse.de>
472 * config/arm/arm.c (neon_dereference_pointer): Do not call
473 covert during RTL expansion.
475 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
477 Backport from mainline
478 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
481 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
482 relied on signed overflow behavior.
484 2012-05-24 Richard Guenther <rguenther@suse.de>
487 * tree-profile.c (tree_profiling): Cleanup the CFG if
488 execute_fixup_cfg requests it.
490 2012-05-24 Jakub Jelinek <jakub@redhat.com>
492 PR tree-optimization/53465
493 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
494 vr0 into *vr, then vrp_meet that.
495 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
496 have any equivalences.
497 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
500 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
502 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
504 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
505 (iterative_hash_gimple_type): Adjust comment.
506 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
507 domain for an array type instead of the domain type itself.
509 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
511 Backport from 2012-05-23 mainline r187803
514 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
515 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
518 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
520 Backport from 2012-05-03 mainline r187075
522 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
523 has_fma4 for AMD processors with both fma3 and fma4 support.
525 2012-05-22 Richard Guenther <rguenther@suse.de>
527 PR tree-optimization/53408
528 * tree-vect-loop.c (vectorizable_induction): Properly check
529 the restriction that we cannot handle induction results from
530 the inner loop outside of the outer loop.
532 2012-05-21 Jakub Jelinek <jakub@redhat.com>
534 PR tree-optimization/53436
535 * omp-low.c (omp_build_component_ref): New function.
536 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
538 PR tree-optimization/53366
539 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
540 tests if complex_numbers == 2, but there are non-complex number loads
543 PR tree-optimization/53409
544 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
545 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
547 PR tree-optimization/53410
548 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
549 instead of build_int_cst (type, 0) where vector types might be
552 2012-05-21 Joseph Myers <joseph@codesourcery.com>
555 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
556 from folded operands before wrapping another around the
557 conditional expression.
559 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
560 Patrick Marlier <patrick.marlier@gmail.com>
562 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
565 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
567 Backport from mainline
568 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
571 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
572 (UNSPECV_RDRAND): This.
573 (rdrand<mode>_1): Updated.
575 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
577 Backport from mainline
578 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
580 * config/i386/driver-i386.c (host_detect_local_cpu): Support
581 RDRND, F16C and FSGSBASE.
583 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
585 Backport from mainline
586 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
588 * tree-ssa-pre.c (can_value_number_call): Delete.
589 (compute_avail): Skip all statements with side effects.
590 <GIMPLE_CALL>: Skip calls to internal functions.
592 2012-05-18 David S. Miller <davem@davemloft.net>
594 Backport r185385 from mainline
595 2012-03-14 Richard Guenther <rguenther@suse.de>
598 * tree-vect-generic.c (type_for_widest_vector_mode): Take
599 element type instead of mode, use build_vector_type_for_mode
600 instead of the langhook, build a vector of proper signedness.
601 (expand_vector_operations_1): Adjust.
603 2012-05-18 Olivier Hainque <hainque@adacore.com>
605 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
606 $(libsubdir) as libexecsubdir.
608 2012-05-16 Andrew Pinski <apinski@cavium.com>
610 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
613 2012-05-16 David S. Miller <davem@davemloft.net>
615 * jump.c (delete_related_insns): If we remove a CALL, make sure
616 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
618 2012-05-16 Richard Henderson <rth@redhat.com>
621 * combine-stack-adj.c (prev_active_insn_bb): New.
622 (next_active_insn_bb): New.
623 (force_move_args_size_note): New.
624 (combine_stack_adjustments_for_block): Use it.
626 2012-05-16 Olivier Hainque <hainque@adacore.com>
628 * Makefile.in (install-no-fixedincludes): New target, former toplevel
629 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
630 Add comments and improve stamp preservation across the whole sequence.
631 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
633 2012-05-16 Richard Guenther <rguenther@suse.de>
635 PR tree-optimization/53364
636 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
637 detect a view-conversion of the decl.
639 2012-05-15 Jakub Jelinek <jakub@redhat.com>
642 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
643 that operands[2] is either immediate, or q_regs_operand.
645 2012-05-15 Bin Cheng <bin.cheng@arm.com>
647 Backport r187139 from mainline.
648 2012-05-04 Bin Cheng <bin.cheng@arm.com>
650 PR rtl-optimization/52804
651 * reload1.c (reload_reg_reaches_end_p): Check whether successor
652 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
653 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
654 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
655 RELOAD_FOR_OUTADDR_ADDRESS.
657 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
661 generate target register for "load" class builtins.
664 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
667 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
668 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
669 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
670 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
671 (<sse>_movu<ssemodesuffix>): New expander.
672 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
673 (avx_movdqu<avxmodesuffix>): New expander.
674 (*sse2_movdqu): Rename from sse2_movdqu.
675 (sse2_movdqu): New expander.
677 2012-05-14 Jakub Jelinek <jakub@redhat.com>
679 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
680 lineno 1 the same as lineno 0 before first start file directive.
681 (optimize_macinfo_range): Likewise.
683 * dwarf2out.c (have_macinfo): Define.
684 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
685 attribute, don't force empty compilation unit and don't emit any
686 .debug_macinfo/.debug_macro section if macinfo_table is empty.
688 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
690 Backport from mainline
691 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
693 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
694 ORDERED and UNORDERED conditions.
696 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
698 * function.c (requires_stack_frame_p): If the function can throw
699 non-call exceptions, return true if the insn can throw internally.
701 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
703 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
704 DECL_ORIGINAL_TYPE if it is present.
706 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
708 Backport from 2012-05-12 mainline r187342.
711 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
712 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
713 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
714 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
715 (expand_prologue): Move initialization of cfun->machine->is_naked,
716 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
717 (avr_set_current_function): ...this new static function.
718 (TARGET_SET_CURRENT_FUNCTION): New define.
719 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
720 checking attributes of current_function_decl.
721 (avr_regs_to_save): Ditto.
722 (signal_function_p): Rename to avr_signal_function_p.
723 (interrupt_function_p): Rename to avr_interrupt_function_p.
725 * doc/extend.texi (Function Attributes): Better explanation of
726 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
729 2012-05-09 Matthias Klose <doko@ubuntu.com>
731 * gcc-ar.c (main): Don't check for execute bits for the plugin.
733 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
736 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
737 when a constant source operand matches an "I" constraint, the "no
738 CC0 change" applies to a register-destination only, not a
739 strict_low_part-destination.
741 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
743 Backport from mainline:
744 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
746 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
748 2012-05-07 Jakub Jelinek <jakub@redhat.com>
750 PR tree-optimization/53239
751 * tree-vrp.c (get_value_range): Set VR of
752 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
755 2012-05-07 Richard Guenther <rguenther@suse.de>
757 PR tree-optimization/53195
758 * tree-inline.c (setup_one_parameter): Properly add referenced
759 vars from the parameters new known value.
761 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
763 Backport from mainline:
764 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
767 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
770 2012-05-04 Ian Lance Taylor <iant@google.com>
772 * tree-vect-patterns.c (vect_single_imm_use): Correct return
773 values from false to NULL.
775 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
777 Backport from mainline
778 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
781 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
782 (TARGET_CMOV): Rename from TARGET_CMOVE.
783 (TARGET_CMOVE): New define.
784 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
785 Do not set TARGET_CMOVE here.
787 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
789 Backport from mainline:
791 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
793 PR tree-optimization/52633
794 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
795 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
796 (vect_recog_over_widening_pattern): Remove handling of code that was
797 already detected as over-widening pattern. Remove special handling
798 of "unsigned" cases. Instead, support general case of conversion
799 of the shift result to another type.
801 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
803 * tree-vect-patterns.c (vect_single_imm_use): New function.
804 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
805 (vect_recog_over_widening_pattern): Likewise.
806 (vect_recog_widen_shift_pattern): Likewise.
808 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
810 PR tree-optimization/52870
811 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
812 presumed pattern statement is within the same loop or basic block.
814 2012-05-04 Richard Guenther <rguenther@suse.de>
816 * common.opt (flto-report): Do not mark as Optimization.
818 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
821 * recog.c (constrain_operands): If extra constraints are present, also
822 accept pseudo-registers with equivalent memory locations during reload.
824 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
826 Backport from the mainline
827 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
830 * config/rs6000/rs6000.md (bswapdi splitters): If
831 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
832 default) is used, generate an alternate sequence that does not
833 depend on using indexed addressing.
835 2012-05-03 David S. Miller <davem@davemloft.net>
838 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
839 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
840 (sparc_emit_float_lib_cmp): Likewise.
842 2012-05-04 Martin Jambor <mjambor@suse.cz>
844 Backport from mainline
845 2012-05-02 Martin Jambor <mjambor@suse.cz>
848 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
849 of a variable when the contect is a function.
851 2012-05-03 Jakub Jelinek <jakub@redhat.com>
854 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
855 append program name to it and pass that as first argument
856 to make_relative_prefix. Always pass standard_libexec_prefix
857 as last argument to make_relative_prefix. If
858 make_relative_prefix returns NULL, fall back to
859 standard_libexec_prefix.
862 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
866 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
867 mode, return that mode.
869 2012-05-03 Richard Guenther <rguenther@suse.de>
871 PR tree-optimization/53144
872 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
874 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
875 with SSA name values.
876 (vn_reference_lookup_3): Adjust callers.
878 2012-05-02 Jakub Jelinek <jakub@redhat.com>
880 PR tree-optimization/53163
881 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
882 return value from compute_all_dependences.
884 PR rtl-optimization/53160
885 * ree.c (combine_reaching_defs): Handle the case where cand->insn
886 has been modified by ree pass already.
888 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
890 Backport from mainline
891 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
894 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
895 calls to cgraph_node_name in xstrdup.
896 (ipa_make_edge_direct_to_target): Ditto.
897 * tree-sra.c (convert_callers_for_node): Ditto.
898 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
899 * ipa-cp.c (perhaps_add_new_callers): Ditto.
900 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
901 (cgraph_materialize_all_clones): Ditto.
902 * ipa-inline.c (report_inline_failed_reason): Ditto.
903 (want_early_inline_function_p): Ditto.
904 (edge_badness): Ditto.
905 (update_edge_key): Ditto.
906 (flatten_function): Ditto.
908 (inline_always_inline_functions): Ditto.
909 (early_inline_small_functions): Ditto.
911 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
913 Backport from mainline
914 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
916 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
917 Introduce emul_name to select the right linker emulation for
918 powerpc64-*-freebsd*.
919 * configure: Regenerate.
920 * config.gcc: Add bits to support powerpc64-*-freebsd*.
921 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
922 * config/rs6000/freebsd64.h: New file.
923 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
925 (rs6000_savres_strategy): Likewise.
926 (rs6000_savres_routine_name): Likewise.
927 (rs6000_elf_file_end): Likewise.
928 * config/rs6000/t-freebsd64: New file.
929 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
930 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
932 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
934 Backport from mainline
935 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
938 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
940 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
942 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
943 predicate to discriminate types.
945 2012-04-27 Richard Guenther <rguenther@suse.de>
948 * convert.c (convert_to_integer): Avoid infinite recursion for
949 target-defined built-in types.
951 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
954 * config/cris/cris.md ("*andhi_lowpart_v32")
955 ("*andqi_lowpart_v32"): Change first input-only operand from
956 a (match_operand ...) to (match_dup 0). Drop alternatives with
957 const_int-matching constraints for redundancy.
958 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
959 three-operand alternative.
961 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
963 Backport from mainline
964 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
967 (*addsi_2_zext): Ditto.
968 (*add<mode>_3): Ditto.
969 (*addsi_3_zext): Ditto.
970 (*add<mode>_5): Ditto.
972 2012-04-25 Jakub Jelinek <jakub@redhat.com>
975 * c-typeck.c (set_nonincremental_init,
976 set_nonincremental_init_from_string): Pass true instead of false
977 as IMPLICIT to add_pending_init.
979 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
981 Backport from 2012-04-24 mainline r186768.
984 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
986 2012-04-24 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/53085
989 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
992 2012-04-24 Jakub Jelinek <jakub@redhat.com>
995 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
997 (output_addressed_constants): Likewise.
1000 * varasm.c (get_section): Don't ICE for section conflicts with
1001 built-in section kinds.
1003 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1005 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1007 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1009 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1011 2012-04-23 Richard Guenther <rguenther@suse.de>
1014 * c-typeck.c (build_binary_op): Fix typo.
1016 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1018 PR tree-optimizations/52891
1019 * tree-vect-patterns.c (adjust_bool_pattern): Use
1020 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1021 but with non-standard precision.
1023 2012-04-22 Ian Lance Taylor <iant@google.com>
1025 * godump.c (go_output_typedef): Dump size of structs.
1027 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1029 Backport from mainline:
1031 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1032 hints for 'A' operand types.
1034 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1036 Backport from 2012-04-19 mainline r186588.
1039 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1040 the case *(X+const).
1042 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1044 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1046 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1049 * config/i386/sync.md (atomic_<code><mode>): Rename to
1050 atomic_<logic><mode>.
1052 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1054 Backport from mainline
1055 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1059 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1060 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1061 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1062 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1063 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1064 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1065 gen_avx2_permvarv8sf.
1067 2012-04-16 Martin Jambor <mjambor@suse.cz>
1069 Backported from mainline
1071 2012-04-13 Martin Jambor <mjambor@suse.cz>
1074 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1075 fold_ctor_reference returns a zero constant.
1077 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1079 Backported from mainline
1080 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1082 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1083 and __ILP32__ for x32.
1085 2012-04-13 Tom de Vries <tom@codesourcery.com>
1087 Backport from mainline r186418.
1089 2012-04-13 Tom de Vries <tom@codesourcery.com>
1091 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1092 parameters vuse and vuse_escaped.
1093 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1094 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1097 2012-04-13 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/52969
1100 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1101 the condition for the COND_EXPR and handle predicate negation
1102 by swapping the COND_EXPR arms.
1104 2012-04-13 Richard Guenther <rguenther@suse.de>
1107 * convert.c (convert_to_pointer): Remove special-casing of
1110 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1112 Backport from mainline
1113 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1116 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1117 the list of options to enable the FCFID instruction.
1118 (TARGET_EXTRA_BUILTINS): Adjust comment.
1120 2012-04-12 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/52943
1123 * tree-chrec.h (chrec_is_positive): Remove.
1124 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1125 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1126 Return false for a constant zero instead of negative.
1127 (analyze_siv_subscript_cst_affine): Handle zero difference
1128 in the initial condition explicitely.
1130 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1133 * varasm.c (process_pending_assemble_externals): Set
1134 pending_assemble_externals_processed true.
1135 (assemble_external): Call assemble_external_real if the pending
1136 assemble externals have been processed.
1138 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1141 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1142 the DECL generated for the special GOT helper.
1144 2012-04-06 Walter Lee <walt@tilera.com>
1146 Backport from mainline
1147 2012-03-07 Walter Lee <walt@tilera.com>
1149 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1150 REG_CFA_* notes for the stack pointer.
1151 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1152 EH_RETURN_STACKADJ_RTX.
1153 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1154 generate REG_CFA_* notes for the stack pointer.
1155 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1156 by EH_RETURN_STACKADJ_RTX.
1158 2012-04-06 Matt Turner <mattst88@gmail.com>
1160 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1162 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1164 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1165 of the destination isn't also a FP_REGS register.
1167 2012-04-03 Richard Guenther <rguenther@suse.de>
1169 Backport from mainline
1170 2012-03-02 Richard Guenther <rguenther@suse.de>
1172 PR tree-optimization/52406
1173 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1174 (struct indices): Add unconstrained_base member.
1175 (struct dr_alias): Remove unused vops member.
1176 (DR_UNCONSTRAINED_BASE): New define.
1177 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1178 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1179 be an artificial access that covers the whole indexed object,
1180 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1181 plain decl base-objects to their MEM_REF variant.
1182 (dr_may_alias_p): When the base-object of either data reference
1183 has unknown size use only points-to information.
1184 (compute_affine_dependence): Make dumps easier to read and
1186 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1187 DR_REF when looking for packed references.
1188 (vect_supportable_dr_alignment): Likewise.
1190 2012-04-03 Richard Guenther <rguenther@suse.de>
1192 Backport from mainline
1193 2012-03-15 Richard Guenther <rguenther@suse.de>
1196 * tree-data-ref.c (subscript_dependence_tester_1): Check
1197 all dimensions for non-conflicting access functions.
1199 2012-04-03 Richard Guenther <rguenther@suse.de>
1201 Backport from mainline
1202 2012-03-06 Richard Guenther <rguenther@suse.de>
1205 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1207 2012-03-23 Richard Guenther <rguenther@suse.de>
1209 PR tree-optimization/52678
1210 * tree-vectorizer.h (struct _stmt_vec_info): Add
1211 loop_phi_evolution_part member.
1212 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1213 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1214 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1215 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1216 Use the cached evolution part and the PHI nodes value from
1217 the loop preheader edge instead of re-analyzing the evolution.
1219 2012-03-26 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/52701
1222 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1223 compute and set the evolution part of PHI nodes.
1225 2012-03-30 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/52754
1228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1229 propagate arbitrary addresses into really plain dereferences.
1231 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1233 PR tree-optimization/52835
1234 * tree-data-ref.c (build_rdg): Return NULL if
1235 compute_data_dependences_for_loop failed.
1237 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1239 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1240 (stmt_can_make_abnormal_goto): Use it.
1241 (is_ctrl_altering_stmt): Likewise.
1243 2012-03-31 Martin Jambor <mjambor@suse.cz>
1245 Backported from mainline
1246 2012-03-30 Martin Jambor <mjambor@suse.cz>
1248 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1249 is a builtin_stack_save in a dominating BB.
1251 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1254 crossing 128bit lane boundary.
1256 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1258 Backported from mainline
1259 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1264 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1265 * config/i386/i386.c: Include reload.h.
1266 (ix86_legitimize_reload_address): New function.
1268 2012-03-28 Martin Jambor <mjambor@suse.cz>
1270 Backported from mainline
1271 2012-03-27 Martin Jambor <mjambor@suse.cz>
1274 * tree-sra.c (sra_modify_assign): Do not call
1275 load_assign_lhs_subreplacements when working with an unscalarizable
1278 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1281 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1282 __builtin_va_start to __builtin_next_arg if the latter is
1283 builtin_decl_explicit_p rather than when it is not.
1286 * tree-vect-generic.c (vector_element): Perform multiplication
1287 for pos in bitsizetype type instead of idx type.
1289 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1291 Backport from 2012-03-28 mainline r185910.
1294 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1295 (avr_builtin_decl): New static function.
1296 (struct avr_builtin_description, avr_bdesc): Move up.
1297 Add GTY marker. Add field fndecl. Remove redundant field id.
1298 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1299 (avr_expand_builtin): Code cleanup because .id is removed.
1301 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1304 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1307 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1309 Backport from 2012-03-28 mainline r185907.
1312 * config.gcc (tm_file): Remove avr/multilib.h.
1314 * doc/invoke.texi (AVR Options): Adjust
1315 documentation of -mtiny-stack.
1317 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1318 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1319 * config/avr/t-avr: Remove generation of multilib.h.
1320 * config/avr/t-multilib: Regenerate.
1321 * config/avr/multilib.h: Remove.
1322 * config/avr/avr.opt (-msp8): New option.
1323 (avr_sp8): New variable.
1324 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1325 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1326 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1327 (avr_device_to_sp8): New prototype.
1328 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1329 (DRIVER_SELF_SPECS): New define.
1330 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1331 __AVR_SP8__, __AVR_HAVE_SPH__.
1332 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1333 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1334 (avr_file_start): Ditto.
1336 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1339 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1340 instead of 8 in adjust_address.
1342 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1344 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1345 of a unit before computing the offset in units.
1347 2012-03-27 Richard Guenther <rguenther@suse.de>
1350 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1353 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1356 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1358 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1361 * varasm.c: Include pointer-set.h.
1362 (pending_assemble_externals_set): New pointer set.
1363 (process_pending_assemble_externals): Destroy the pointer set.
1364 (assemble_external): See if decl is in pending_assemble_externals_set,
1365 and add it to pending_assemble_externals if necessary.
1366 (init_varasm_once): Allocate pending_assemble_externals_set.
1368 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1370 Backported from mainline
1371 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1374 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1375 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1376 (vector_ltgt<mode>): Likewise.
1377 (vector_ordered<mode>): Likewise.
1378 (vector_unordered<mode>): Likewise.
1379 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1381 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1383 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1386 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1388 Backported from mainline
1389 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1393 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1394 GENERAL_REGS and FP_REGS for SImode.
1396 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1399 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1400 on any new_local_var_chain vars declared during recursing on
1401 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1403 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1405 Backport from 2012-03-22 mainline r185692.
1408 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1409 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1410 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1411 (delay_cycles_1, delay_cycles_2): Ditto.
1412 (delay_cycles_3, delay_cycles_4): Ditto.
1413 (nopv, *nopv): Ditto.
1414 (sleep, *sleep): Ditto.
1417 Backport from 2012-03-21 mainline r185605.
1419 PR rtl-optimization/52543
1421 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1422 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1423 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1424 (avr_load_libgcc_p): Restrict to __flash loads.
1425 (avr_out_lpm): Only handle 1-byte loads from __flash.
1426 (avr_load_lpm): New function.
1427 (avr_find_unused_d_reg): Remove.
1428 (avr_out_lpm_no_lpmx): Remove.
1429 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1430 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1431 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1432 (load_<mode>, load_<mode>_clobber): New insns.
1433 (mov<mode>): For multi-byte move from non-generic
1434 16-bit address spaces: Expand to load_<mode> resp.
1435 load_<mode>_clobber.
1436 (load<mode>_libgcc): Remove expander.
1437 (split-lpmx): Remove split.
1439 Backport from 2012-03-13 mainline r185329.
1442 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1443 offset (size) to a value the insns can deal with.
1444 (expand_epilogue): Ditto.
1446 Backport from 2012-03-12 mainline r185256.
1449 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1450 type from reg_class_t to enum reg_class.
1451 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1453 Backport from 2012-03-12 mainline r185253.
1456 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1457 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1458 r184615 from 2012-02-28.
1460 Backport from 2012-03-08 mainline r185105.
1462 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1463 for constants in [-63,63].
1465 Backport from 2012-03-08 mainline r185100.
1468 * config/avr/avr.c (avr_mem_clobber): New static function.
1469 (avr_expand_delay_cycles): Add memory clobber operand to
1470 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1471 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1472 (enable_interrupt, disable_interrupt): New expander.
1473 (nopv, sleep, wdr): New expanders.
1474 (delay_cycles_1): Add memory clobber.
1475 (delay_cycles_2): Add memory clobber.
1476 (delay_cycles_3): Add memory clobber.
1477 (delay_cycles_4): Add memory clobber.
1478 (cli_sei): New insn from former "enable_interrupt",
1479 "disable_interrupt" with memory clobber.
1480 (*wdt): New insn from former "wdt" with memory clobber.
1481 (*nopv): Similar, but for "nopv".
1482 (*sleep): Similar, but for "sleep".
1484 Backport from 2012-03-07 mainline r185043.
1487 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1489 Backport from 2012-03-07 mainline r185032.
1492 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1493 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1494 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1496 Backport from 2012-03-07 mainline r185031.
1499 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1501 * config/avr/avr.md (xload_8): Adjust insn length.
1503 Backport from 2012-03-07 mainline r185030.
1506 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1507 if RAMPZ affects reading from RAM.
1509 Backport from 2012-03-05 mainline r184919.
1511 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1513 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1515 Backport from mainline r185259.
1518 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1519 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1521 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1523 Backported from mainline
1524 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1527 * c-parser.c (c_parser_postfix_expression)
1528 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1530 * config/i386/smmintrin.h: Avoid /* within a comment.
1531 * config/i386/nmmintrin.h: Likewise.
1533 2012-03-22 Richard Guenther <rguenther@suse.de>
1535 * BASE-VER: Set to 4.7.1.
1536 * DEV-PHASE: Set to prerelease.
1538 2012-03-22 Release Manager
1540 * GCC 4.7.0 released.
1542 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1544 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1546 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1547 Andrew Pinski <apinski@cavium.com>
1550 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1551 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1552 calls instead of __builtin_ir{int,ound}*.
1554 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1557 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1560 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1562 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1563 Refer to GCC 4.7 version of c99status.html.
1565 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1567 Backport from mainline
1568 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1570 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1571 redefine to be NULL if the current bit-size is different from the
1572 configured bit-size.
1574 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1575 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1576 set the default tuning. Add asserts to make sure the cpu and tune
1577 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1578 test whether the index is set, instead of > 0.
1579 (rs6000_file_start): Do not reset the default cpu if the current
1580 bit-size is different from the configured bit-size.
1582 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1584 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1586 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1587 Update binutils references.
1588 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1589 Update binutils reference.
1590 Update Sun as/GNU ld caveat.
1591 Document binutils largefile requirement for LTO plugin.
1592 Remove reference to alternate libpthread.
1594 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1596 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1598 (Specific, mips-sgi-irix6): Likewise.
1600 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1602 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1603 * configure: Regenerate.
1605 2012-03-07 Richard Henderson <rth@redhat.com>
1607 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1608 * config/m68k/sync.md (atomic_test_and_set): Use it.
1609 (atomic_test_and_set_1): Likewise.
1611 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1614 * Makefile.in: Let install-gcc-ar depend on installdirs,
1615 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1616 Don't double canonicalize if cross-compiling.
1618 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1620 * trans-mem.c: New typedef for tm_region_p.
1621 Define vector types for tm_region_p.
1622 (tm_region_init): Replace region_worklist to a vector called
1625 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1628 * trans-mem.c (tm_region_init): Use last_basic_block.
1630 2012-03-05 Richard Henderson <rth@redhat.com>
1633 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1634 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1635 BIGGEST_ALIGNMENT is aligned.
1637 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1639 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1641 2012-03-05 Richard Henderson <rth@redhat.com>
1644 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1645 instead of calling negqi2 directly.
1647 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1649 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1650 (INTMAX_TYPE): Use it.
1651 (UINTMAX_TYPE): Likewise.
1652 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1653 (irix6_c_common_override_options): Declare.
1654 (C_COMMON_OVERRIDE_OPTIONS): Define.
1655 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1656 * config/mips/irix6-c.c: New file.
1657 * config/mips/t-irix6 (irix6-c.o): New target.
1658 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1661 2012-03-02 Richard Henderson <rth@redhat.com>
1663 * optabs.c (expand_atomic_test_and_set): Honor
1664 atomic_test_and_set_trueval even when atomic_test_and_set
1665 optab is not in use.
1667 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1669 Backport from mainline
1670 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1672 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1674 2012-03-02 Richard Guenther <rguenther@suse.de>
1676 * DEV-PHASE: Set to prerelease.
1678 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1680 * config.gcc (obsolete): Add all ARM targets using the FPA.
1681 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1682 * doc/install.texi: Avoid references to obsolete ARM ports.
1684 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1686 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1688 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1689 Joern Rennecke <joern.rennecke@embecosm.com>
1691 * doc/extend.texi: Expand and update information on interrupt
1692 attribute for Epiphany.
1694 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1696 * config/sh/sh-protos.h: Update copyright notice dates.
1697 * config/sh/sh.h: Likewise.
1698 * config/sh/sh.md: Likewise.
1699 * config/sh/constraints.md: Likewise.
1700 * config/sh/predicates.md: Likewise.
1702 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1704 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1705 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1707 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1709 * config/sh/constraints.md: Fix comment typo.
1711 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1714 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1715 unsigned HOST_WIDE_INT.
1716 (zvdep_imm64): Likewise.
1717 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1718 (vdepi_and): Likewise.
1719 Likewise for unamed 64-bit patterns.
1720 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1722 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1725 PR rtl-optimization/52417
1726 * cselib.c (cselib_any_perm_equivs): New variable.
1727 (cselib_reset_table): Check that it's not set when not
1728 preserving constants.
1729 (cselib_add_permanent_equiv): Set it.
1730 (cselib_have_permanent_equivalences): New.
1731 (cselib_init, cselib_finish): Reset it.
1732 * cselib.h (cselib_have_permanent_equivalences): Declare.
1733 * alias.c (get_addr): Restore earlier behavior when there
1734 aren't permanent equivalences.
1736 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1738 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1739 * config/v850/v850-modes.def: Fix copyright notice.
1741 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1743 * doc/extend.texi (AVR Built-in Functions): Document
1744 __builtin_avr_flash_segment.
1746 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1747 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1748 (*split.flash_segment): New insn-and-split.
1749 * config/avr/avr.c (avr_init_builtins): Add local variables:
1750 const_memx_void_node, const_memx_ptr_type_node,
1751 char_ftype_const_memx_ptr.
1753 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1755 PR tree-optimization/52445
1756 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1757 add ssa_name_ver, offset and size fields and change store field
1759 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1760 (add_or_mark_expr): Likewise. Only consider previous stores
1761 with the same size and offset.
1762 (nt_init_block): Only look at gimple_assign_single_p stmts,
1763 doesn't look at rhs2.
1765 2012-03-01 Richard Guenther <rguenther@suse.de>
1768 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1769 conversions from integral types to pointer types.
1771 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1773 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1774 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1775 unintentionally removed in r184616.
1777 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1779 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1782 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1783 Uros Bizjak <ubizjak@gmail.com>
1786 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1787 alternatives, add "e" constraint to the new last alternative
1788 and ! to last 3 alternatives.
1790 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1792 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1793 DW_AT_artificial attributes at the end of the processing.
1794 (gen_array_type_die): Likewise.
1795 (gen_enumeration_type_die): Likewise.
1796 (gen_struct_or_union_type_die): Likewise.
1797 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1800 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1803 * expr.c (expand_assignment): If doing misaligned store that doesn't
1804 cover all mode bits, perform a RMW cycle.
1806 PR tree-optimization/52429
1807 * tree-parloops.c (separate_decls_in_region_debug): Return early
1808 if var is LABEL_DECL.
1810 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1812 PR tree-optimization/52424
1813 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1814 calling dom_thread_across_edge.
1816 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1818 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1820 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1822 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1823 * config/avr/avr.c (avr_output_bld): Remove unused function.
1824 (avr_out_sbxx_branch): Use "%T" to print bit position.
1826 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1828 * config/avr/avr.md: Untabify.
1830 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1832 * config/avr/avr.md (eqne): New code iterator.
1833 (*dec-and-branchsi): Use it in text peephole's condition.
1834 (*dec-and-branchhi): Ditto.
1835 (*dec-and-branchqi): Ditto.
1837 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1840 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1841 the device does not have the skip-bug.
1843 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1845 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1846 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1847 -mpretend-cmove): New.
1849 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1852 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1853 doesn't count DEBUG_INSN refs.
1854 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1855 for DEBUG_INSN refs.
1857 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1861 2012-02-20 Richard Guenther <rguenther@suse.de>
1862 PR tree-optimization/52298
1863 * tree-vect-stmts.c (vectorizable_load): Properly use
1864 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1867 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1870 * gimple.h (gimple_in_transaction): New.
1871 (gimple_set_in_transaction): New.
1872 (struct gimple_statement_base): Add in_transaction field.
1873 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1875 (tree_ssa_lim_initialize): Compute transaction bits.
1876 * tree.h (compute_transaction_bits): Protoize.
1877 * trans-mem.c (tm_region_init): Use the heap to store BB
1879 (compute_transaction_bits): New.
1881 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1883 * gcc.c (display_help): Document --help=common and sort entries
1886 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1888 * doc/install.texi: Document check-$LANG specific shortcuts
1890 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1893 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1895 * config/arm/arm_neon.h: Regenerate.
1896 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1897 (neon_vcgeu): New insn.
1898 (neon_vcgtu): Likewise.
1899 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1900 (ops): Unsigned comparison intrinsics call a different
1903 2012-02-28 Richard Guenther <rguenther@suse.de>
1906 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1907 ordering for the VEC_CONCAT for two element vectors for
1908 V2SFmode, V2SImode and V2DImode.
1910 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1913 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1914 detecting big-endian triplets.
1916 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1918 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1919 mode if there is no type information available.
1921 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1923 PR tree-optimization/53207
1924 * doc/invoke.texi: Document as experimental and relying on graphite.
1926 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1928 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1929 of initializer to changes from r184614.
1931 2012-02-28 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/52395
1934 * tree-sra.c (build_ref_for_offset): Also look at the base
1935 TYPE_ALIGN when figuring out the alignment of the replacement.
1937 2012-02-28 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/52402
1940 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1941 mis-aligned types when creating the accesses at the call site.
1943 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1945 * config/avr/builtins.def: New file.
1946 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1947 * config/avr/avr.c (enum avr_builtin_id): Use it.
1948 (avr_init_builtins): Use it. And use avr_bdesc.
1949 (bdesc_1arg): Remove.
1950 (bdesc_2arg): Remove.
1951 (bdesc_3arg): Remove.
1952 (struct avr_builtin_description): Add field n_args.
1953 (avr_bdesc): New static variable using builtins.def.
1954 (avr_expand_builtin): Use it.
1955 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1956 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1957 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1959 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1962 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1963 match only one single hard register with respective hard reg rtx.
1964 (movmemx_<mode>): Ditto.
1965 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1966 insn anatomy of movmem[x]_<mode>.
1967 (avr_out_movmem): Same for printing assembler and operand usage.
1969 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1973 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1974 address spaces located outside of device flash.
1976 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1977 (mcu_type_s): Add field n_flash.
1978 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1979 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1980 (AVR_MCU): Add N_FLASH argument.
1981 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1982 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1983 macro __FLASH<n> if that address space makes sense for the device.
1984 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1985 outside of target flash.
1986 (avr_asm_named_section): Ditto.
1987 (avr_asm_select_section): Ditto.
1988 (avr_addr_space_convert): Ditto.
1989 (avr_emit_movmemhi): Ditto.
1990 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1991 address space is outside of device flash.
1992 (avr_insert_attributes): Ditto.
1993 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1994 avr_current_arch->n_segments.
1996 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1999 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2001 (*movabs<mode>_2): Likewise.
2003 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2006 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2007 s_register_operand in the test instead of REG_P. Don't call
2008 gen_reg_rtx if it won't be used.
2010 PR tree-optimization/52376
2011 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2013 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2015 * ifcvt.c (noce_get_condition): Check condition variable is not
2016 small_register_classes_for_mode_p before accepting.
2018 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2022 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2025 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2026 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2028 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2030 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2032 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2034 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2036 * config/sh/predicates.md: Remove blank lines.
2037 * config/sh/sh.c: Fix typos in comments.
2038 * config/sh/constraints.md: Likewise.
2039 * config/sh/sh.md: Remove blank lines.
2040 Fix typos in comments. Use ;; as comment characters.
2042 2012-02-26 Walter Lee <walt@tilera.com>
2044 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2045 (replace_mov_pcrel_step2): Ditto.
2047 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2050 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2051 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2052 and locs that reference values newer than the non-canonical value
2053 at hand. Return the canonical value as a worst case.
2054 (memrefs_conflict_p): Walk canonical value's locs.
2057 * cselib.c (preserve_only_constants): Rename to...
2058 (preserve_constants_and_equivs): ... this. Split out...
2059 (invariant_or_equiv_p): ... this. Preserve plus expressions
2060 of other preserved expressions too.
2061 (cselib_reset_table): Adjust.
2062 * var-tracking.c (reverse_op): Use canonical value to build
2065 2012-02-23 Kai Tietz <ktietz@redhat.com>
2067 * config/i386/i386.c (ix86_delegitimize_address): Handle
2068 UNSPEC_PCREL plus displacement.
2070 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2073 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2074 to test for unusedness in st X addressing.
2076 2012-02-24 Richard Guenther <rguenther@suse.de>
2079 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2080 (is_gimple_reg_type): Move inline ...
2081 * gimple.h (is_gimple_reg_type): ... here.
2083 2012-02-24 Richard Guenther <rguenther@suse.de>
2086 * passes.c (execute_function_todo): When verifying SSA form
2087 verify gimple form first.
2088 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2090 2012-02-24 Richard Guenther <rguenther@suse.de>
2093 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2094 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2096 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2098 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2100 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2102 * tree-phinodes.c (make_phi_node): Mark static.
2103 * tree-flow.h (make_phi_node): Remove extern decl.
2104 * doc/gimple.texi (make_phi_node): Remove documentation.
2106 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2108 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2109 * tree-ssa-sccvn.c (print_scc): Ditto.
2111 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2113 * doc/passes.texi (Full redundancy elimination): Fix typo.
2115 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2117 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2119 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2122 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2124 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2127 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2129 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2131 * config/avr/avr.md (code_stdname): Add ior, xor.
2132 (xior): New code iterator.
2133 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2134 (*<code_stdname><mode>qi.byte1-3): Ditto.
2136 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2138 PR tree-optimization/52019
2139 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2142 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2144 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2145 HAVE_INITFINI_ARRAY to work around namespace pollution in
2146 certain versions of newlib system headers.
2147 * config.in: Regenerate.
2148 * configure: Regenerate.
2149 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2150 instead of HAVE_INITFINI_ARRAY.
2152 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2156 is not offsettable memory reference.
2158 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2161 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2162 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2164 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2166 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2167 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2169 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2171 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2172 library on Solaris 8 even without TLS support.
2173 * configure: Regenerate.
2175 2012-02-22 Richard Guenther <rguenther@suse.de>
2178 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2179 for GIMPLE_DEBUG stmts.
2181 2012-02-22 Martin Jambor <mjambor@suse.cz>
2184 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2185 according to the base object.
2187 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2189 PR rtl-optimization/50063
2190 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2191 and 2 (8-bit SP) in operand 2.
2192 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2193 setup to use movhi_sp_r instead of vanilla move to write SP.
2194 Adjust REG_CFA notes to superseed unspec.
2195 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2197 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2198 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2199 irq_state 1 (IRQ known to be on) here.
2201 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2203 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2205 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2206 assign_hard_reg): Likewise.
2208 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2210 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2212 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2215 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2216 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2218 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2220 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2221 prototype from here to...
2222 * config/avr/avr.h: ...here.
2224 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2227 * thumb2.md (thumb2_shiftsi3_short): Split register and
2228 immediate shifts. For register shifts tie operands 0 and 1.
2229 (peephole2 for above): Check that register-controlled shifts
2230 have suitably tied operands.
2232 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2235 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2236 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2237 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2238 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2239 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2240 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2241 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2242 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2243 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2244 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2245 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2246 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2247 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2248 bdver1_ssevector_avx256_unaligned_load,
2249 bdver1_ssevector_sse128_unaligned_load,
2250 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2251 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2252 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2253 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2254 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2255 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2256 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2257 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2258 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2259 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2260 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2261 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2262 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2263 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2264 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2265 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2266 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2267 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2268 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2269 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2270 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2271 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2272 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2273 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2274 bdver1_ssediv_double_load, bdver1_ssediv_double,
2275 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2276 Add "bdver2" attribute.
2278 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2280 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2281 default if possible and not specified otherwise.
2283 2012-02-21 Richard Guenther <rguenther@suse.de>
2286 * gimplify.c (create_tmp_from_val): Use the main variant type
2287 for the type of the temporary we create.
2289 2012-02-21 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/52324
2292 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2293 do not gimplify a MEM_REF address operand if it is already
2296 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2298 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2299 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2301 2012-02-21 Richard Guenther <rguenther@suse.de>
2303 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2304 nested_in_vect_loop.
2306 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2308 PR tree-optimization/52318
2309 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2310 vdef also to non-pure/const call stmts in the sequence.
2312 2012-02-20 David S. Miller <davem@davemloft.net>
2314 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2315 don't use the "rd %pc" instruction on v9 for PIC register loads.
2317 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2320 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2321 in a transaction safe function.
2323 2012-02-20 Kai Tietz <ktietz@redhat.com>
2326 * stor-layout.c (place_field): Handle desired_align for
2329 2012-02-20 Richard Guenther <rguenther@suse.de>
2331 PR tree-optimization/52298
2332 * tree-vect-stmts.c (vectorizable_store): Properly use
2333 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2335 (vectorizable_load): Likewise.
2336 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2337 Access DR_STEP after ensuring it is not NULL.
2339 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2341 PR tree-optimization/52286
2342 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2343 optimization use double_int_to_tree instead of build_int_cst_wide,
2344 rewrite to use double_int vars.
2346 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2349 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2351 Remove -e 0 from $gcc_cv_ld invocation.
2352 Only use __GLIBC_PREREQ if defined.
2353 Enable on Solaris since Solaris 8 patch.
2354 (gcc_SUN_LD_VERSION): New macro.
2355 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2356 gcc_SUN_LD_VERSION for version number format.
2357 * configure: Regenerate.
2358 * varasm.c (get_elf_initfini_array_priority_section): Set
2359 SECTION_NOTYPE for non-default priority.
2360 Use get_section instead of get_unnamed_section to emit
2361 .init_array/.fini_array with default priority.
2363 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2365 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2366 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2367 (mips_start_unique_function, mips_output_mips16_rdhwr)
2368 (mips_code_end): New functions.
2369 (TARGET_ASM_CODE_END): Define.
2371 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2373 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2374 to stubs with non-sibling calls.
2376 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2378 * doc/invoke.texi (-fira-* options): Copy-edit.
2379 (ira-* parameters): Copy-edit.
2381 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2383 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2384 GCC coding conventions.
2386 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2388 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2389 when used as adjectives.
2391 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2393 * doc/invoke.texi: Clean up "that"/"which" confusion.
2395 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2397 * system.h: Poison SMALL_REGISTER_CLASSES
2398 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2399 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2401 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2403 PR tree-optimization/52285
2404 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2405 when deciding if a call is a tail call or tail recursion.
2407 2012-02-16 Kai Tietz <ktietz@redhat.com>
2409 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2410 interger-constant displacement for UNSPEC_PCREL.
2412 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2414 PR rtl-optimization/52208
2415 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2416 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2418 PR tree-optimization/52255
2419 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2420 loop->header has virtual PHI, but exit_e->dest doesn't, add
2421 virtual PHI to exit_e->dest and adjust all uses after the loop.
2424 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2425 children with clone_tree_hash, not after it.
2427 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2429 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2430 extended identifiers.
2432 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2435 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2436 a same_body_alias, also test whether e->callee isn't a former
2437 or current clone of the decl this is a same body alias of.
2439 PR translation/52264
2440 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2442 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2444 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2446 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2449 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2450 force_reg instead of copy_to_reg for better optimization. Force
2451 non-register or memory operands into a register.
2453 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2455 * extend.texi: Reserve upper bits of memory model for future use.
2457 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2458 Anatoly Sokolov <aesok@post.ru>
2459 Eric Weddington <eric.weddington@atmel.com>
2462 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2463 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2464 Rewrite initializers for .macro.
2465 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2466 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2467 atxmega32d4, atxmega32x1.
2468 avrxmega4: atxmega64a3, atxmega64d3.
2469 avrxmega5: atxmega64a1, atxmega64a1u.
2470 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2471 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2472 avrxmega7: atxmega128a1, atxmega128a1u.
2473 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2474 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2475 (struct base_arch_s): Rename reserved to xmega_p.
2476 Rename reserved2 to have_rampd.
2477 (AVR_XMEGA): New define.
2478 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2479 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2480 * config/avr/predicates.md (io_address_operand): Take into
2482 (low_io_address_operand): Ditto.
2483 (high_io_address_operand): Ditto.
2484 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2485 (enabled, movhi_sp_r): Use them.
2486 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2487 cpp_define_formatted to built-in define __AVR_ARCH__.
2488 (__AVR_XMEGA__): New built-in define.
2489 (__AVR_HAVE_RAMPD__): New built-in define.
2490 (__AVR_HAVE_RAMPX__): New built-in define.
2491 (__AVR_HAVE_RAMPY__): New built-in define.
2492 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2494 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2495 (avr_option_override): Initialize them.
2496 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2497 (avr_init_expanders): Initialize them. No more block several calls.
2498 (emit_push_sfr): New static function.
2499 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2501 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2502 (avr_print_operand): Print addreeses as symbols for
2503 RAMPX, RAMPY, RAMPD, CCP.
2504 (output_movhi): Handle AVR_XMEGA when writing to SP.
2505 (avr_out_movhi_mr_r_xmega): New static function.
2506 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2507 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2508 __RAMPD__, __CCP__ as needed.
2510 * config/avr/multilib.h: Regenerate.
2511 * config/avr/t-multilib: Regenerate.
2512 * config/avr/avr-tables.opt: Regenerate.
2514 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2516 PR tree-optimization/50561
2517 * graphite-flattening.c (lst_project_loop): Do not
2518 remove old scattering dimensions after flattening.
2519 (lst_do_flatten): Likewise.
2521 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2523 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2524 __builtin_avr_map8, __builtin_avr_map16.
2525 Document __builtin_avr_insert_bits.
2527 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2528 (insert_bits): New insn.
2529 (adjust_len.map_bits): Rename to insert_bits.
2530 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2531 * avr-protos.h (avr_out_map_bits): Remove.
2532 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2533 * config/avr/constraints.md (Cxf,C0f): New.
2534 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2535 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2536 New built-in define __BUILTIN_AVR_INSERT_BITS.
2537 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2538 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2539 (avr_move_bits): Rewrite.
2540 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2542 (avr_map_op_t): New typedef.
2543 (avr_map_op): New static variable.
2544 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2545 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2546 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2547 (bdesc_3arg, avr_expand_triop_builtin): New.
2548 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2549 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2550 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2551 (avr_map_equal_p, avr_map_sig_p): Remove.
2552 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2553 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2554 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2555 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2556 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2557 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2559 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2561 * config/c6x/c6x.md (reserve_cycles): New attribute.
2562 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2563 don't reserve functional units after the branch occurs.
2565 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2568 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2569 functions into non-tm_pure functions.
2571 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2574 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2575 (iterative_hash_canonical_type): Likewise.
2576 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2579 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2581 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2582 sched-group insn, it either remains alone or the entire list is pruned.
2584 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2586 * doc/install.texi (Prerequisites): Fix grammar.
2587 (Configuration): Likewise.
2589 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2591 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2592 MPC as part of GCC before describing configuring with --with-gmp etc.
2593 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2594 sources are present.
2596 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2599 * dwarf2out.c (clone_tree_hash): New function.
2600 (copy_decls_walk): Use it instead of clone_tree.
2602 2012-02-14 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/52244
2605 PR tree-optimization/51528
2606 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2607 replacements for integral types.
2609 2012-02-14 Walter Lee <walt@tilera.com>
2611 * config.gcc: Handle tilegx and tilepro.
2612 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2614 Add HAVE_AS_TLS check for tilegx and tilepro.
2615 * configure: Regenerate.
2616 * doc/contrib.texi: Add Mat Hostetter and self.
2617 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2618 Document instruction intrinsics and network accessing intrinsics.
2619 (TILEPro Built-in Functions): New node. Document instruction
2620 intrinsics and network accessing intrinsics.
2621 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2622 (Specific, tilepro-*-linux*): Likewise.
2623 * doc/invoke.texi (TILE-Gx Options): New section.
2624 (TILEPro Options): New section.
2625 * doc/md.texi (TILE-Gx): New section.
2626 (TILEPro): New section.
2627 * common/config/tilegx/tilegx-common.c: New file.
2628 * common/config/tilepro/tilepro-common.c: New file.
2629 * config/tilegx/constraints.md: New file.
2630 * config/tilegx/linux.h: New file.
2631 * config/tilegx/mul-tables.c: New file.
2632 * config/tilegx/predicates.md: New file.
2633 * config/tilegx/sync.md: New file.
2634 * config/tilegx/t-tilegx: New file.
2635 * config/tilegx/tilegx-builtins.h: New file.
2636 * config/tilegx/tilegx-c.c: New file.
2637 * config/tilegx/tilegx-generic.md: New file.
2638 * config/tilegx/tilegx-modes.def: New file.
2639 * config/tilegx/tilegx-multiply.h: New file.
2640 * config/tilegx/tilegx-protos.h: New file.
2641 * config/tilegx/tilegx.c: New file.
2642 * config/tilegx/tilegx.h: New file.
2643 * config/tilegx/tilegx.md: New file.
2644 * config/tilegx/tilegx.opt: New file.
2645 * config/tilepro/constraints.md: New file.
2646 * config/tilepro/gen-mul-tables.cc: New file.
2647 * config/tilepro/linux.h: New file.
2648 * config/tilepro/mul-tables.c: New file.
2649 * config/tilepro/predicates.md: New file.
2650 * config/tilepro/t-tilepro: New file.
2651 * config/tilepro/tilepro-builtins.h: New file.
2652 * config/tilepro/tilepro-c.c: New file.
2653 * config/tilepro/tilepro-generic.md: New file.
2654 * config/tilepro/tilepro-modes.def: New file.
2655 * config/tilepro/tilepro-multiply.h: New file.
2656 * config/tilepro/tilepro-protos.h: New file.
2657 * config/tilepro/tilepro.c: New file.
2658 * config/tilepro/tilepro.h: New file.
2659 * config/tilepro/tilepro.md: New file.
2660 * config/tilepro/tilepro.opt: New file.
2662 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2664 PR tree-optimization/52210
2665 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2666 vect_model_simple_cost with two entry vect_def_type array instead
2667 of an address of dt.
2669 2012-02-14 Richard Guenther <rguenther@suse.de>
2672 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2673 Do not stream DECL_QUALIFIER.
2674 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2675 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2676 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2678 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2681 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2684 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2687 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2688 * cselib.c (cselib_subst_to_values_from_insn): New function.
2689 * sched-deps.c (add_insn_mem_dependence,
2690 sched_analyze_1, sched_analyze_2): Use it.
2692 2012-02-13 Jan Hubicka <jh@suse.cz>
2695 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2697 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2699 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2700 (GTM_SELF_SPECS): Define if not already defined.
2701 (driver_self_specs): Add GTM_SELF_SPECS.
2702 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2703 (GTM_SELF_SPECS): Define.
2704 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2705 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2707 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2709 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2712 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2715 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2716 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2718 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2721 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2723 2012-02-13 Richard Guenther <rguenther@suse.de>
2725 PR translation/52211
2726 * passes.c (enable_disable_pass): Fix typo.
2728 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2731 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2732 XOR for reduce_bit_field if type is unsigned.
2734 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2736 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2737 disallow changes from SFmode to mode with different size in FP regs.
2739 2012-02-12 Robert Millan <rmh@gnu.org>
2740 Gerald Pfeifer <gerald@pfeifer.com>
2742 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2745 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2747 PR rtl-optimization/52175
2748 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2749 to frame-related instructions.
2751 2012-02-10 Jason Merrill <jason@redhat.com>
2754 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2755 (demangle_new_symbols): Fill it.
2756 (scan_linker_output): Walk it.
2757 (start_tweaking): Split out from scan_linker_output.
2758 (maybe_tweak): Update sym->chosen.
2759 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2761 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2764 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2766 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2768 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2769 having the same mode as previous compare.
2771 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2773 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2774 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2775 (nonlocal_goto_internal): Likewise.
2776 (nonlocal_goto): Emit a use and an indirect jump directly.
2778 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2781 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2782 __atomic_{is,always}_lock_free.
2784 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2788 negative constant address for x32.
2790 2012-02-10 Richard Henderson <rth@redhat.com>
2792 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2793 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2794 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2796 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2797 Ira Rosen <irar@il.ibm.com>
2799 PR tree-optimization/50031
2800 * targhooks.c (default_builtin_vectorization_cost): Handle
2802 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2803 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2804 all types of reduction and pattern statements.
2805 (vect_estimate_min_profitable_iters): Likewise.
2806 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2807 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2808 for explicit realigns.
2809 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2810 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2812 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2813 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2814 vec_perm for VSX and handle vec_promote_demote.
2816 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2819 * builtins.c (fold_builtin_atomic_always_lock_free,
2820 expand_builtin_atomic_always_lock_free,
2821 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2822 Return and/or test boolean_true_node/boolean_false_node instead of
2823 integer_one_node/integer_zero_node.
2825 2012-02-10 Jan Hubicka <jh@suse.cz>
2828 * predict.c (predict_paths_for_bb): Prevent looping.
2829 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2831 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2833 * config/arm/arm.c (output_move_double): In one case properly
2834 count number of instructions that will be emitted.
2836 2012-02-10 Richard Guenther <rguenther@suse.de>
2838 PR translation/52193
2839 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2841 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2844 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2846 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2849 * var-tracking.c (emit_note_insn_var_location): If
2850 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2851 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2852 non-NOTE_DURING_CALL_P insn.
2854 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2857 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2859 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2862 * gcc.c (switch_matches) Support switches with separated form,
2865 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2867 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2869 (RAMPZ_ADDR): Ditto.
2870 * config/avr/avr.c (avr_addr_t): New typedef.
2871 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2872 (avr_init_expanders): Initialize it.
2873 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2875 (expand_epilogue): Ditto.
2876 (avr_print_operand): Ditto.
2877 (avr_file_start): Ditto.
2878 (avr_emit_movmemhi): Ditto.
2880 2012-02-08 Richard Guenther <rguenther@suse.de>
2882 PR tree-optimization/46886
2883 * tree-flow.h (do_while_loop_p): Declare.
2884 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2885 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2887 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2889 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2890 always succeed for integers larger than a native word.
2892 2012-02-08 Richard Guenther <rguenther@suse.de>
2894 PR rtl-optimization/52170
2895 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2896 properly handle integer vector modes.
2898 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2900 PR gcov-profile/52150
2901 * coverage.c: Include target.h.
2902 (build_var): Call targetm.strip_name_encoding on the assembler name.
2903 Change one _ into . or $ if the target allows it.
2904 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2906 PR rtl-optimization/52139
2907 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2908 is a BARRIER after emit_insn_after_noloc, move BB_END
2909 to the last non-BARRIER insn before it.
2911 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2914 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2915 (mips_gimplify_va_arg_expr): Call it instead of
2916 std_gimplify_va_arg_expr.
2918 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2920 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2921 message for -mno-pointers-to-nested-function.
2923 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2926 * expr.c (get_inner_reference): If there is an offset, add a negative
2927 bit position to it (if any).
2929 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2931 PR rtl-optimization/52060
2932 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2933 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2934 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2935 and/or i0src_copy2 when needed.
2937 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2939 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2940 or LTOPLUGINSONAME if have_c.
2942 * config/freebsd-spec.h: Add comment about what macros can be defined
2944 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2945 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2948 2012-02-07 Richard Guenther <rguenther@suse.de>
2950 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2951 newline in -alias dumps.
2953 2012-02-07 Kai Tietz <ktietz@redhat.com>
2954 Dave Korn <dave.korn.cygwin@gmail.com>
2957 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2958 Take care that typinfo gets dllexport-attribute.
2960 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2963 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2964 if modifier < EXPAND_SUM call force_operand on the result.
2966 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2968 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2969 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2971 (epiphany_function_type): Replace types for specific interrupts with
2972 EPIPHANY_FUNCTION_INTERRUPT.
2973 (EPIPHANY_INTERRUPT_P): Update.
2974 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2975 New static function.
2976 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2977 <disinterrupt>: Affects type identity.
2978 (epiphany_handle_interrupt_attribute): Handle variable number of
2980 (epiphany_compute_function_type): Update for new
2981 epiphany_function_type definition.
2982 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2983 handlers with a longcall forwarder.
2984 (epiphany_start_function): Handle multiple interrupt arguments and/or
2985 forwarder_section attribute.
2987 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2990 2012-02-07 Alan Modra <amodra@gmail.com>
2993 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2996 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2998 PR tree-optimization/50969
2999 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3000 use vec_perm rather than vector_stmt.
3001 (vect_model_load_cost): Likewise.
3002 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3003 vec_perm to be the same as other vector statements.
3004 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3005 cost of vec_perm for TARGET_VSX.
3007 2012-02-06 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/52115
3010 * tree-sra.c (access_has_replacements_p): New function.
3011 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3013 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3016 * trans-mem.c (expand_call_tm): Add an assertion.
3017 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3020 2012-02-06 Richard Guenther <rguenther@suse.de>
3022 PR tree-optimization/50955
3023 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3024 raise cost of expressions that replace an address with an
3025 expression based on a different pointer.
3027 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3030 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3031 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3033 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3036 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3037 -Weffc++ and specify guidelines come from second edition.
3039 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3041 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3042 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3043 (call_direct_split, call_value_split, call_value_internal_direct)
3044 (call_value_direct_split, call_value_multiple_split): Use jal and
3045 jal_macro attributes.
3047 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3049 * reload1.c (reload_regs_reach_end_p): Replace with...
3050 (reload_reg_rtx_reaches_end_p): ...this function.
3051 (new_spill_reg_store): Update commentary.
3052 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3053 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3054 before setting new_spill_reg_store.
3055 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3056 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3057 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3058 for non-spill reload registers.
3060 2012-02-05 Ira Rosen <irar@il.ibm.com>
3062 PR tree-optimization/52091
3063 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3064 (vect_is_simple_use_1): Likewise.
3065 * tree-vect-loop.c (vectorizable_reduction): Update calls
3066 to vect_is_simple_use_1 and vect_is_simple_use.
3067 (vectorizable_live_operation): Likewise.
3068 * tree-vect-patterns.c (widened_name_p,
3069 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3070 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3071 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3072 vectorizable_shift,vectorizable_operation, vectorizable_store,
3073 vectorizable_load): Likewise.
3074 (vect_is_simple_cond): Add an argument, pass it to
3075 vect_is_simple_use_1.
3076 (vectorizable_condition): Update calls to vect_is_simple_cond,
3078 (vect_is_simple_use): Add an argument, the statement in which
3079 OPERAND is used. Check that if OPERAND's def stmt is a double
3080 reduction phi node, the use is a phi node too.
3081 (vect_is_simple_use_1): Add an argument, pass it to
3083 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3084 to vect_is_simple_use.
3086 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3088 PR rtl-optimization/52095
3089 * modulo-sched.c (dump_insn_locator): New function.
3090 (loop_canon_p, sms_schedule): Use it.
3092 PR rtl-optimization/52113
3093 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3094 even for decomposable shift/zext insns.
3096 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3097 Zdenek Dvorak <ook@ucw.cz>
3099 PR rtl-optimization/52092
3100 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3101 on get_iv_value result.
3103 2012-02-02 Andrew Pinski <apinski@cavium.com>
3107 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3109 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3112 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3114 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3116 PR rtl-optimization/49800
3117 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3118 (sched_finish): Call regstat_free_n_sets_and_refs.
3120 2012-02-02 Jia Liu <proljc@gmail.com>
3122 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3125 2012-02-02 Jan Hubicka <jh@suse.cz>
3126 Tom de Vries <tom@codesourcery.com>
3129 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3130 * varpool.c (varpool_analyze_pending_decls): Likewise.
3132 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3133 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3135 * config.gcc: Add cr16-* support.
3137 * doc/extend.texi: Document cr16 extensions.
3138 * doc/install.texi: Document cr16 install.
3139 * doc/invoke.texi: Document cr16 options.
3140 * doc/md.texi: Document cr16 constraints.
3142 * common/config/cr16/cr16-common.c: New file.
3143 * config/cr16/cr16.c: New file.
3144 * config/cr16/cr16.h: New file.
3145 * config/cr16/cr16.md: New file.
3146 * config/cr16/cr16.opt: New file.
3147 * config/cr16/cr16-protos.h: New file.
3148 * config/cr16/predicates.md: New file.
3149 * config/cr16/constraints.md: New file.
3150 * config/cr16/t-cr16: New file.
3152 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3155 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3156 that operands[2] is either immediate, or q_regs_operand.
3158 PR tree-optimization/52073
3159 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3160 a pattern stmt for pattern uses, ignore uses outside of the loop.
3162 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3164 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3165 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3166 (OUT_AS1, OUT_AS2): Remove.
3168 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3170 PR rtl-optimization/51374
3171 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3172 to cross other volatile_refs_p insns.
3174 2012-02-01 Richard Guenther <rguenther@suse.de>
3176 * doc/invoke.texi (fno-inline): Clarify documentation.
3177 (finline-small-functions): Likewise.
3178 (finline-functions): Likewise.
3179 * common.opt (finline): Adjust comment and documentation.
3180 (finline-small-functions): Clarify documentation.
3181 (finline-functions): Likewise.
3182 (finline-functions-called-once): Likewise.
3184 2012-02-01 Tristan Gingold <gingold@adacore.com>
3186 * c-typeck.c (composite_type): Keep mode for pointers.
3188 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3190 * function.h (regno_reg_rtx): Adjust comment.
3191 * reginfo.c (init_reg_modes_target): Only use the previous mode
3192 if it fits within one register. Remove MIPS comment.
3194 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3197 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3199 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3201 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3202 to srak instruction.
3204 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3206 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3208 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3213 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3215 2012-01-31 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/51528
3218 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3221 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3226 * ree.c (add_removable_extension): Change def_map argument
3227 to unsigned *, store in def_map 1 + offset into *insn_list vector
3228 instead of pointers into the vector.
3229 (find_removable_extensions): Adjust caller.
3231 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3233 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3234 Transform all "* quoted-c-code" to { c-code }.
3235 Remove redundant test for "optimize" in combine patterns.
3236 Move (include "avr-dimode.md") to end of file.
3238 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3241 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3242 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3244 2012-01-30 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/52028
3247 * tree-loop-distribution.c (ldist_gen): Properly update
3250 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3253 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3254 set_cur_line_info_table if not emitting debug info.
3256 PR tree-optimization/52046
3257 * tree-vect-patterns.c (check_bool_pattern): Give up if
3258 a comparison could throw.
3261 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3263 2012-01-30 Richard Guenther <rguenther@suse.de>
3265 PR tree-optimization/52045
3266 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3267 SSA form if cfgcleanup did anything.
3269 2012-01-30 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/52045
3272 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3273 before computing final todo.
3275 2012-01-30 Richard Guenther <rguenther@suse.de>
3277 PR tree-optimization/51528
3278 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3281 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3283 * df-problems.c (df_kill_notes): Check that the use refers
3284 to the note under examination.
3286 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3289 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3290 parameter and use short-lived pseudos.
3291 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3292 (sparc_expand_vector_init): Const-ify local variables and adjust
3293 calls to above functions.
3295 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3297 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3299 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3301 * doc/invoke.texi: Make usage of "compile time" and
3302 "run time"/"runtime" consistent throughout the file.
3304 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3306 * config/alpha/alpha.c (alpha_option_override): Default to
3307 full IEEE compliance mode for Go language.
3309 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3311 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3312 (LINK_SSP_SPEC): Define.
3314 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3317 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3320 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3322 * doc/invoke.texi: Correct hyphenation of "floating point",
3323 "double precision", and related terminology throughout the file.
3325 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3328 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3329 arm_general_register_operand predicate for operand 2 instead of
3332 2012-01-27 Ian Lance Taylor <iant@google.com>
3335 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3336 * builtins.c (expand_builtin_init_trampoline): Add onstack
3337 parameter. Change caller.
3338 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3339 * tree.c (build_common_builtin_nodes): Declare
3340 __builtin_init_heap_trampoline.
3342 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3344 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3345 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3346 * config/avr/avr.c: Ditto.
3347 (avr_regnames): Remove because unused.
3348 * config/avr/avr.md (*cpse.ne): New peephole.
3349 (*cpse.eq): New peephole from former cpse peepholes.
3351 2012-01-27 Michael Eager <eager@eagercon.com>
3353 * config/microblaze.c (microblaze_emit_compare): Correct
3354 test after pcmp instruction.
3356 2012-01-27 Richard Guenther <rguenther@suse.de>
3358 PR tree-optimization/52020
3359 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3361 2012-01-27 Richard Guenther <rguenther@suse.de>
3363 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3364 function non-const/pure.
3366 2012-01-27 Richard Guenther <rguenther@suse.de>
3368 PR tree-optimization/50444
3369 * tree-sra.c (build_ref_for_offset): Properly adjust the
3370 MEM_REF type for unaligned accesses.
3372 2012-01-27 Richard Guenther <rguenther@suse.de>
3374 PR tree-optimization/50444
3375 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3376 (expand_assignment): Use it. Properly handle misaligned
3377 bases when expanding stores to component references.
3378 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3381 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3384 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3385 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3386 * tree-data-ref.c (find_data_references_in_loop): Make static.
3387 (compute_all_dependences): Change return type to bool. Bail out
3388 for too many datarefs in a loop. Move the hunk resetting the data
3389 dependences vector from ...
3390 (compute_data_dependences_for_loop): ... here. Account for
3391 compute_all_dependences returning false.
3392 (compute_data_dependences_for_bb): Likewise.
3393 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3394 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3396 2012-01-27 Richard Guenther <rguenther@suse.de>
3399 * expr.c (store_field): Use the alias-set of the scratch memory
3402 2012-01-27 Tom de Vries <tom@codesourcery.com>
3404 PR tree-optimization/51990
3405 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3407 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3409 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3412 * var-tracking.c (reverse_op): Don't add any reverse operation
3413 if V already has any constant locations.
3415 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3417 * doc/invoke.texi: Correct usage of "command line" (noun)
3418 vs "command-line" (adjective) throughout.
3420 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3422 * doc/invoke.texi (Language Independent Options): Move
3423 -Wcoverage-mismatch blurb from here....
3424 (Warning Options): ...to here.
3426 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3428 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3429 Set rs6000_always_hint to false for 476.
3431 2012-01-27 Matthias Klose <doko@ubuntu.com>
3433 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3435 * incpath.c (add_standard_paths): Likewise.
3437 2012-01-27 Richard Henderson <rth@redhat.com>
3439 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3440 * config/m68k/sync.md (atomic_test_and_set): Rename from
3441 sync_test_and_setqi and adjust the operands.
3442 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3443 and unconditionally enable.
3445 2012-01-27 Richard Henderson <rth@redhat.com>
3447 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3448 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3449 (ldstub): Rename from ldstubqi.
3450 (ldstub<I24MODE>): Remove.
3452 2012-01-27 Richard Henderson <rth@redhat.com>
3454 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3455 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3456 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3457 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3458 * doc/tm.texi: Rebuild.
3460 2012-01-27 Richard Henderson <rth@redhat.com>
3462 * optabs.c (gen_atomic_test_and_set): Remove default.
3463 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3465 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3467 PR rtl-optimization/51978
3468 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3469 (combine_reaching_defs): Likewise.
3470 (struct re_info): Remove.
3471 (add_removable_extension): Remove x and data arguments,
3472 add insn, insn_list and def_map. Use the arguments directly
3473 instead of using struct re_info.
3474 (find_removable_extensions): Don't call add_removable_extension
3475 through note_stores, instead just call it with single_set
3477 (find_and_remove_re): Pass curr_cand->expr instead of
3478 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3480 2012-01-26 Michael Matz <matz@suse.de>
3482 PR tree-optimization/46590
3483 * cfgexpand.c: Revert last change (r183305).
3484 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3486 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3487 checking for emptiness.
3489 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3492 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3493 non-addressable non-BLKmode base correctly.
3495 2012-01-26 Michael Matz <matz@suse.de>
3497 PR tree-optimization/48794
3498 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3499 regions referenced from RESX/EH_DISPATCH.
3501 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3503 * config/s390/s390.h: Make BRANCH_COST an option.
3504 * config/s390/s390.opt: New option -mbranch-cost.
3506 2012-01-26 Richard Henderson <rth@redhat.com>
3508 Revert 2012-01-24 change:
3509 * trans-mem.c (requires_barrier): Do not instrument thread local
3510 variables and emit save/restore for them.
3512 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3515 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3518 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3520 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3523 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3526 Rename __pgm to __flash.
3527 Rename __pgm1 to __flash1.
3528 Rename __pgm2 to __flash2.
3529 Rename __pgm3 to __flash3.
3530 Rename __pgm4 to __flash4.
3531 Rename __pgm5 to __flash5.
3532 Rename __pgmx to __memx.
3533 * doc/extend.texi (AVR Named Address Spaces)
3534 Rename address space names as indicated above.
3535 * config/avr/avr.c (avr_addrspace): Ditto.
3537 * config/avr/avr-protos.h
3538 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3539 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3540 * config/avr/predicates.md: Ditto.
3541 * config/avr/avr.c Ditto, and
3542 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3543 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3545 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3546 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3547 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3548 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3549 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3550 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3551 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3552 * config/avr/avr.c: Ditto.
3553 * config/avr/avr.md: Ditto.
3555 2012-01-25 Jason Merrill <jason@redhat.com>
3558 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3560 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3562 PR tree-optimization/51987
3563 * tree-data-ref.c (get_references_in_stmt): Handle references in
3564 non-volatile GIMPLE_ASM.
3566 2012-01-25 Richard Guenther <rguenther@suse.de>
3568 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3569 bases are dereferenced.
3571 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3573 PR rtl-optimization/48374
3574 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3576 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3578 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3579 compute_data_dependences_for_loop returns false.
3580 * tree-parloops.c (loop_parallel_p): Likewise.
3582 2012-01-25 Richard Guenther <rguenther@suse.de>
3584 * tree.h (get_pointer_alignment_1): Declare.
3585 * builtins.c (get_pointer_alignment_1): New function.
3586 (get_pointer_alignment): Use it.
3588 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3590 PR rtl-optimization/48308
3591 * combine.c (enum undo_kind): Add UNDO_LINKS.
3592 (struct undo): Add member l to other_contents and where.
3593 (do_SUBST_LINK): New.
3595 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3596 (undo_all): Handle UNDO_LINKS.
3598 2012-01-25 Richard Henderson <rth@redhat.com>
3600 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3603 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3605 * optabs.c (gen_atomic_test_and_set): Use each argument.
3607 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3609 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3610 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3611 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3612 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3613 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3614 TARGET_PAIRED_SINGLE_FLOAT.
3616 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3618 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3619 (in_struct, return_val): Remove MEM documentation.
3620 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3621 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3622 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3624 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3625 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3626 * expr.c (store_field): Likewise.
3627 * function.c (assign_stack_temp_for_type): Likewise.
3628 * ifcvt.c (noce_try_cmove_arith): Likewise.
3629 * reload1.c (reload): Likewise.
3630 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3631 (alpha_set_memflags): Likewise.
3632 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3634 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3636 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3638 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3639 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3640 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3642 * cselib.c (cselib_rtx_varies_p): Delete.
3643 (cselib_invalidate_mem): Update call to canon_true_dependence.
3644 * dse.c (record_store, check_mem_read_rtx): Likewise.
3645 (scan_reads_nospill): Likewise.
3646 * cse.c (check_dependence): Likewise.
3647 (cse_rtx_varies_p): Delete.
3648 * expr.c (safe_from_p): Update call to true_dependence.
3649 * ira.c (validate_equiv_mem_from_store): Likewise.
3650 (memref_referenced_p): Likewise.
3651 * postreload-gcse.c (find_mem_conflicts): Likewise.
3652 * sched-deps.c (sched_analyze_2): Likewise.
3653 * store-motion.c (load_kills_store): Likewise.
3654 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3655 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3656 (compute_transp): Update call to canon_true_dependence.
3658 2012-01-25 Richard Henderson <rth@redhat.com>
3660 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3661 (maybe_emit_atomic_test_and_set): New.
3662 (expand_sync_lock_test_and_set): Use it.
3663 (expand_atomic_test_and_set): Likewise.
3664 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3665 the implementation; clarify implementation defined details.
3666 * doc/md.texi (atomic_test_and_set): Document.
3668 2012-01-25 Richard Henderson <rth@redhat.com>
3670 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3672 2012-01-25 Richard Henderson <rth@redhat.com>
3675 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3676 to effect no-op split.
3678 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3681 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3682 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3683 (BT_FN_VOID_PTR_INT_SIZE): New.
3684 (BT_FN_UINT_UINT_VAR): Remove.
3685 (BT_FN_UINT32_UINT32_VAR): New.
3686 (BT_FN_DOUBLE_VPTR): Remove.
3687 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3689 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3690 (_ITM_changeTransactionMode): Same.
3691 (_ITM_memmoveRtWt): Change return type to void.
3692 (_ITM_memcpyRtWt): Same.
3693 (_ITM_memsetW): Same.
3694 (_ITM_RaRD): Change types to double.
3699 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3701 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3702 Patrick Marlier <patrick.marlier@gmail.com>
3704 * trans-mem.c (requires_barrier): Do not instrument thread local
3705 variables and emit save/restore for them.
3707 2012-01-24 Jason Merrill <jason@redhat.com>
3710 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3711 output static aliases.
3713 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3716 * common.opt (-pie, -shared, pie, shared): Change from Common to
3718 * gcc.c (display_help): Display help for -pie and -shared.
3720 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3723 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3724 Remove note on size/offset limitation.
3725 (AVR Variable Attributes): Add example how to read data located
3726 with progmem. Refer to named address spaces.
3727 * doc/invoke.texi (AVR Options): Fix typo.
3729 2012-01-24 Richard Guenther <rguenther@suse.de>
3731 Forward-port to trunk
3732 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3735 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3736 op0 isn't sufficiently aligned and there is movmisalignM
3737 insn for mode, use it to load op0 into a temporary register.
3739 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3742 * target.def (const_not_ok_for_debug_p): New hook.
3743 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3745 * doc/tm.texi: Regenerated.
3746 * dwarf2out.c (const_ok_for_output_1): If
3747 targetm.const_not_ok_for_debug_p returns true, fail.
3748 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3750 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3752 2012-01-23 Kai Tietz <ktietz@redhat.com>
3755 * config/i386/predicates.md (symbolic_operand): Allow
3756 UNSPEC_PCREL as PIC expression for lea.
3757 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3758 * config/i386/i386.c (ix86_delegitimize_address): Handle
3759 UNSPEC_PCREL for none-MEM, too.
3761 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3763 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3764 (ipa_tm_create_version_alias): Same.
3766 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3769 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3770 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3772 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3773 Patrick Marlier <patrick.marlier@gmail.com>
3774 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3777 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3778 simple_object_start_read.
3780 2012-01-23 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/51895
3784 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3785 parameter decomposition into BLKmode components.
3787 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3789 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3790 fake variables for restrict-qualified pointers whose pointed-to type
3791 contains a placeholder.
3793 2012-01-23 Richard Guenther <rguenther@suse.de>
3795 PR tree-optimization/51949
3796 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3798 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3800 PR rtl-optimization/51933
3801 * ree.c (transform_ifelse): Return true right away if dstreg is
3802 already wider or equal to cand->mode.
3803 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3804 (make_defs_and_copies_lists): Remove defs_list and copies_list
3805 arguments, add state argument, just truncate state->work_list
3806 instead of always allocating and freeing the vector. Assert that
3807 get_defs succeeds instead of returning 2. Changed return type to bool.
3808 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3809 have ext_src_mode, see if it has been modified already with the
3810 right kind of extension and has been extended before from the
3811 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3812 just return true. Remember the original mode in state->modified array.
3813 (combine_reaching_defs): Add state argument. Don't allocate and
3814 free here def_list, copied_list and vec vectors, instead just
3815 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3816 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3817 Add state variable, clear vectors in it, initialize state.modified
3818 if needed. Free all the vectors at the end and state.modified too.
3819 Don't skip a candidate if the extension expression has been modified.
3821 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3824 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3825 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3826 (extra_options) interix.opt -> i386/interix.opt"
3827 (extra_objs):Add winnt-stubs.o
3828 * configure.ac: Add interix to target_os .comm on PE check.
3829 * configure: Regenerate.
3830 * config/interix3.h: Delete and move bits to..
3831 * config/interix.h: Delete and move bits to..
3832 * config/i386/i386-interix3.h: Delete and move bits to..
3833 * config/i386/i386-interix.h: ..here.
3834 (TARGET_CPU_DEFAULT): Remove redefinition.
3835 (TARGET_ASM_CONSTRUCTOR): Undefine.
3836 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3837 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3838 (PTRDIFF_TYPE): Define.
3839 (LONG_DOUBLE_TYPE_SIZE): Define.
3840 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3841 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3842 (TARGET_SECTION_TYPE_FLAGS): Define.
3843 (ASM_DECLARE_FUNCTION_NAME): Define.
3844 (ASM_OUTPUT_EXTERNAL): Define.
3845 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3846 (ASM_OUTPUT_ALIGNED_BSS): Define.
3847 (PCC_BITFIELD_TYPE_MATTERS): Define.
3848 (USE_CONST_SECTION): Define.
3849 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3850 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3851 (SUPPORTS_ONE_ONLY): Remove.
3852 (I386_PE_STRIP_ENCODING): Define.
3853 * config/interix.opt: Delete and move bits to..
3854 * config/i386/interix.opt: ..here. New.
3855 (mpe-aligned-commons): Add.
3856 * config/i386/t-interix: Add copyright header.
3857 (winnt-stubs.o): Add rule.
3859 2012-01-22 Jason Merrill <jason@redhat.com>
3862 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3863 for extra name aliases.
3865 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3867 PR rtl-optimization/51924
3868 * ree.c (combine_set_extension): Improve debugging message.
3869 (combine_reaching_defs): Likewise.
3870 (get_defs): Rename confusingly named variable.
3871 (find_and_remove_re): Skip a candidate if the extension expression has
3874 2012-01-21 Robert Millan <rmh@gnu.org>
3875 Gerald Pfeifer <gerald@pfeifer.com>
3877 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3878 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3880 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3882 PR tree-optimization/51914
3883 * tree-vect-stmts.c (vectorizable_conversion): For
3884 cvt_type && modifier == WIDEN, put temporary with cvt_type
3885 at the beginning of vec_dsts and set vec_dest to temporary
3888 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3890 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3892 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3894 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3895 * config/rs6000/rs6000.c: Likewise.
3897 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3900 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3901 output_move_double on a copy of operands array.
3903 2012-01-20 Cary Coutant <ccoutant@google.com>
3904 Dodji Seketeli <dodji@redhat.com>
3907 * dwarf2out.c (copy_declaration_context): Return ref to parent
3908 of declaration DIE, if necessary.
3909 (remove_child_or_replace_with_skeleton): Add new parameter; update
3910 caller. Place skeleton DIE under parent DIE of original declaration.
3911 Move call to copy_declaration_context to here ...
3912 (break_out_comdat_types): ... from here.
3914 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3916 PR rtl-optimization/51856
3917 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3920 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3923 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3924 hints for neon loads and stores.
3926 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3930 * doc/extend.texi (Named Address Spaces): Split into subsections.
3931 (AVR Named Address Spaces): New subsection.
3932 (M32C Named Address Spaces): New subsection.
3933 (RL78 Named Address Spaces): New subsection.
3934 (SPU Named Address Spaces): New subsection.
3935 (Variable Attributes): New anchor "AVR Variable Attributes".
3936 (AVR Variable Attributes): Rewrite and avoid wording
3937 "address space" in this context.
3938 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3939 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3940 (AVR Built-in Macros): New subsubsection therein.
3941 * doc/md.texi (AVR constraints): Remove "C04", "R".
3943 2012-01-20 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/51903
3946 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3947 when removing stmts.
3949 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3952 * config/arm/arm.c (arm_load_pic_register): Use
3953 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3954 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3955 (arm_pic_static_addr): Likewise.
3956 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3957 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3958 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3959 (pic_load_addr_unified): New.
3961 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3964 * function.c (instantiate_virtual_regs_in_insn): Use
3965 delete_insn_and_edges when removing a wrong asm insn.
3967 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3969 PR rtl-optimization/40761
3970 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3971 Add new member loop_num.
3972 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3973 (ira_build): Remove the parameter.
3975 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3976 (ira.c): Do not build CFG loops for one region allocation. Remove
3977 argument from ira_build call.
3979 * ira-build.c (init_loop_tree_node): New function.
3980 (create_loop_tree_nodes): Use it. Separate the case when CFG
3981 loops are not built.
3982 (more_one_region_p): Check current_loops.
3983 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3985 (add_loop_to_tree): Process loop equal to NULL too.
3986 (form_loop_tree): Separate the case when CFG loops are not built.
3987 Use explicitly number for the root.
3988 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3990 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3991 instead of loop->num.
3992 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3993 (mark_all_loops_for_removal): Ditto.
3994 (remove_unnecessary_regions): Separate the case when CFG loops
3996 (ira_build): Remove the parameter. Use explicit number of regions
3997 when CFG loops are not built.
3999 * ira-color.c (print_loop_title): Separate the case for the root node.
4000 Use loop_num instead of loop->num.
4001 (move_spill_restore): Use loop_num instead of loop->num.
4003 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4004 (change_loop): Ditto.
4005 (change_loop): Use loop_num instead of loop->num.
4007 * ira-lives.c (process_bb_node_lives): Ditto.
4009 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4011 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4013 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4016 * tree-mudflap.c (mf_artificial): New function.
4017 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4018 mx_register_decls, mudflap_enqueue_decl): Use it.
4021 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4022 numbers in the insn pattern.
4024 2012-01-19 Michael Matz <matz@suse.de>
4026 PR tree-optimization/46590
4027 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4028 use it in remembering which conflicts we already created.
4029 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4032 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4035 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4036 (merge_and_complain): Same.
4038 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4041 * config/initfini-array.h: Guard content of the header
4042 with #ifdef HAVE_INITFINI_ARRAY.
4043 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4044 Add initfini-array.h to tm_file here.
4045 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4046 * config.gcc: Don't add initfini-array.h to tm_file here.
4047 * configure: Regenerated.
4049 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4051 PR rtl-optimization/51505
4052 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4053 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4054 (df_note_bb_compute): Update the call to df_kill_notes.
4056 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4058 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4060 2012-01-18 Richard Guenther <rguenther@suse.de>
4062 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4063 of conversions to void *.
4065 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4066 Richard Sandiford <rdsandiford@googlemail.com>
4070 * optabs.h (simplify_expand_binop): Declare.
4071 * optabs.c (simplify_expand_binop): Make global.
4072 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4073 endian targets if the source cannot be exactly covered by word
4076 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4079 * hard-reg-set.h (struct hard_reg_set_container): New type.
4080 * target.h (struct hard_reg_set_container): Forward declare.
4081 * target.def (set_up_by_prologue): New target hook.
4082 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4083 * doc/tm.texi: Regenerated.
4084 * function.c (thread_prologue_and_epilogue_insns): Change
4085 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4086 Call targetm.set_up_by_prologue on it.
4087 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4088 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4090 2012-01-17 Nick Clifton <nickc@redhat.com>
4092 * config/rx/rx.c (rx_can_use_simple_return): New function.
4093 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4094 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4096 2012-01-17 Richard Guenther <rguenther@suse.de>
4099 * expr.c (expand_assignment): Take address-space information
4100 from the address operand of MEM_REF and TARGET_MEM_REF.
4101 (expand_expr_real_1): Likewise.
4103 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4105 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4106 reload dump is requested.
4108 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4111 * trans-mem.c (requires_barrier): Call may_be_aliased.
4113 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4115 PR tree-optimization/51877
4116 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4117 call arguments and fndecls compare equal, instead return false if they
4118 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4119 both SSA_NAMEs that are valueized the same, or they satisfy
4122 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4124 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4126 * configure: Regenerate.
4128 2012-01-16 Jan Hubicka <jh@suse.cz>
4132 * convert.c (convert_to_integer): Use fold_convert for
4133 converting an INTEGER_CST to integer type.
4135 2012-01-16 Jason Merrill <jason@redhat.com>
4138 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4140 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4143 * config/s390/s390.c (s390_chunkify_start): Don't skip
4144 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4145 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4146 If insn is followed by NOTE_INSN_VAR_LOCATION or
4147 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4148 Don't use location of note insns.
4150 PR tree-optimization/51865
4151 * tree-inline.c (tree_function_versioning): Call remap_decl
4152 on DECL_RESULT whenever it has VOID_TYPE_P type.
4154 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4156 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4157 for calls to locally-binding MIPS16 functions if only the return
4158 type uses float regs.
4160 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4161 Richard Sandiford <rdsandiford@googlemail.com>
4163 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4164 (SYMBOL_32_HIGH): Likewise.
4165 (mips_output_tls_reloc_directive): Declare.
4166 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4167 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4168 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4169 (mips_lo_relocs, mips_hi_relocs): Make extern.
4170 (mips16_stub_function): Move up file.
4171 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4172 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4173 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4174 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4175 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4176 (mips_get_tp): Add MIPS16 support.
4177 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4178 Generalize DTPREL and TPREL handling.
4179 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4180 Add MIPS16 TLS support.
4181 (mips_output_tls_reloc_directive): New function.
4182 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4183 * config/mips/predicates.md (symbolic_operand_with_high)
4184 (tls_reloc_operand): New predicates.
4185 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4186 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4187 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4188 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4189 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4190 (*tls_get_tp_mips16_call_<mode>): Likewise.
4192 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4194 PR rtl-optimization/51821
4195 * recog.c (peep2_find_free_register): Determine clobbered registers
4198 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4201 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4202 * config/avr/avr.c: Likewise.
4203 * config/avr/avr.h: Likewise.
4205 2012-01-13 Ian Lance Taylor <iant@google.com>
4208 * tree.h (TYPE_QUALS): Add cast to int.
4209 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4211 2012-01-13 Ian Lance Taylor <iant@google.com>
4213 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4214 comparing param_index to VEC_length result.
4216 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4218 * c-decl.c: Do not include tree-mudflap.h
4219 * tree-optimize.c: Likewise.
4220 * Makefile.in: Update dependencies.
4222 2012-01-13 Richard Guenther <rguenther@suse.de>
4225 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4226 variable-sized result always use RSO.
4228 2012-01-12 DJ Delorie <dj@redhat.com>
4230 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4231 pointer type, not just the default pointer type.
4233 2012-01-09 Richard Henderson <rth@redhat.com>
4234 Denis Chertykov <chertykov@gmail.com>
4237 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4238 * config/avr/avr.c (avr_can_eliminate): Simplify.
4239 (avr_initial_elimination_offset): Likewise.
4240 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4241 (expand_epilogue): Likewise.
4242 (avr_legitimize_address): Gut.
4243 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4244 (avr_hard_regno_nregs): New.
4245 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4246 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4247 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4248 add soft frame pointer.
4249 (CALL_USED_REGISTERS): Likewise.
4250 (REG_CLASS_CONTENTS): Likewise.
4251 (REGISTER_NAMES): Likewise.
4252 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4253 (HARD_FRAME_POINTER_REGNUM): New.
4254 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4255 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4256 remove the HARD_FRAME_POINTER self-elimination.
4258 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4261 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4262 DECL_EXTERNAL when checking for initializers of progmem variables.
4264 2012-01-12 Ira Rosen <irar@il.ibm.com>
4266 PR tree-optimization/51799
4267 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4268 that the last operation is a type demotion.
4270 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4272 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4273 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4275 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4278 * combine.c (distribute_notes): If i3 is a noreturn call,
4279 allow old_size to be equal to args_size and make sure the
4280 noreturn call gets REG_ARGS_SIZE note.
4281 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4282 on noreturn calls even when the delta is 0.
4284 2012-01-11 Nathan Sidwell <nathan@acm.org>
4286 * gcov.c (STRING_SIZE): Remove.
4287 (generate_results): Erase annotations for source files with no
4288 coverage information.
4290 (output_lines): Use it.
4292 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4294 * gimple.h (gimplify_body): Remove first argument.
4295 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4296 pointer set here, instead just pass DATA to walk_tree.
4297 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4298 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4299 (unvisit_body): Likewise, but with unmark_visited.
4300 (gimplify_body): Remove BODY_P argument and adjust.
4301 (gimplify_function_tree): Adjust call to gimplify_body.
4302 * omp-low.c (finalize_task_copyfn): Likewise.
4304 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4306 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4307 (build_function_type_skip_args): Delete.
4308 * tree.c (build_function_type_skip_args): Make static and add
4309 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4310 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4311 pass it to build_function_type_skip_args.
4312 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4313 (tree_function_versioning): Likewise.
4314 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4315 build_function_decl_skip_args.
4316 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4317 and pass it to build_function_decl_skip_args/tree_function_versioning.
4318 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4319 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4320 * trans-mem.c (ipa_tm_create_version): Likewise.
4321 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4322 * tree-inline.c (declare_return_variable): Remove always-true test.
4323 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4324 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4325 * ipa-split.c (split_function): Skip the return value for the split
4326 part if it doesn't return.
4328 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4330 PR tree-optimization/49642
4331 * ipa-split.c (forbidden_dominators): New variable.
4332 (check_forbidden_calls): New function.
4333 (dominated_by_forbidden): Likewise.
4334 (consider_split): Check for forbidden dominators.
4335 (execute_split_functions): Initialize and free forbidden
4336 dominators info; call check_forbidden_calls.
4338 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4340 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4342 2012-01-11 Nick Clifton <nickc@redhat.com>
4344 * config/rx/rx.md (return): Define pattern.
4346 2012-01-11 Richard Guenther <rguenther@suse.de>
4348 * doc/extend.texi (malloc attribute): Adjust according to
4351 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4352 Patrick Marlier <patrick.marlier@gmail.com>
4355 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4356 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4357 (ipa_tm_note_irrevocable): Same.
4358 (ipa_tm_scan_irr_block): Same.
4359 (ipa_tm_decrement_clone_counts): Same.
4360 (ipa_tm_scan_irr_function): Same.
4361 (ipa_tm_create_version_alias): Same.
4362 (ipa_tm_create_version): Same.
4363 (ipa_tm_transform_calls_redirect): Same.
4364 (ipa_tm_transform_calls): Same.
4365 (ipa_tm_transform_transaction): Same.
4366 (ipa_tm_execute): Same.
4368 2012-01-10 Richard Guenther <rguenther@suse.de>
4371 * opts.c (common_handle_option): Handle -Werror.
4373 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4375 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4378 2012-01-10 Jason Merrill <jason@redhat.com>
4380 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4383 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4385 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4386 supports R_386_TLS_GD_PLT reloc.
4387 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4388 supports R_386_TLS_LDM_PLT reloc.
4389 * configure: Regenerate.
4390 * config.in: Regenerate.
4392 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4395 Extend __pgmx semantics to linearize memory.
4396 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4397 determine if code comes inline or from libgcc.
4398 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4399 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4400 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4401 (movmemx_qi, movmemx_hi): New insns.
4402 (xload_<mode>_libgcc): Rewrite to new insn condition.
4403 (xload_<mode>): Remove insns.
4404 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4405 cases that don't satisfy avr_xload_libgcc_p().
4406 (avr_addr_space_convert): Allow converting in any direction.
4407 (avr_addr_space_subset_p): Return always true.
4408 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4409 (avr_emit_movmemhi): Ditto.
4410 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4411 (avr_out_movmem): Ditto.
4412 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4413 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4414 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4415 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4416 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4418 2012-01-10 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/50913
4421 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4422 Require data-refs to be representable by Graphite with respect
4425 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4427 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4428 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4430 2012-01-10 Tom de Vries <tom@codesourcery.com>
4432 PR rtl-optimization/51271
4433 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4434 handling annulled branch.
4436 2012-01-10 Richard Henderson <rth@redhat.com>
4438 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4439 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4440 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4441 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4442 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4443 arm_expand_vec_perm_const): New.
4444 * config/arm/arm-protos.h: Update.
4445 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4446 (*neon_vswp<VDQX>): New.
4447 (neon_vcombine<VDX>): Use neon_split_vcombine.
4448 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4449 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4450 (vec_perm<VE>): New.
4452 2012-01-10 Richard Henderson <rth@redhat.com>
4454 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4455 use it if reload_completed.
4456 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4457 arm_output_asm_insn, arm_process_output_memory_barrier,
4458 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4459 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4460 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4461 arm_process_output_sync_insn, arm_output_sync_insn,
4462 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4463 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4464 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4465 (emit_unlikely_jump): New.
4466 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4467 (arm_split_atomic_op): New.
4468 * config/arm/arm-protos.h: Update.
4469 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4470 (struct arm_sync_generator): Remove.
4471 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4472 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4473 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4474 (VUNSPEC_LL, VUNSPEC_SC): New.
4475 (sync_result, sync_memory, sync_required_value, sync_new_value,
4476 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4477 (attr length): Don't use arm_sync_loop_insns.
4478 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4479 (movsfcc, movdfcc): Likewise.
4480 * config/arm/constraints.md (Ua): New.
4481 * config/arm/prediates.md (mem_noofs_operand): New.
4482 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4483 (sync_clobber, sync_t2_reqd): Remove.
4484 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4485 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4486 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4487 (arm_sync_compare_and_swap<SIDI>): Remove.
4488 (arm_sync_compare_and_swap<NARROW>): Remove.
4489 (arm_sync_lock_test_and_set<SIDI>): Remove.
4490 (arm_sync_lock_test_and_set<NARROW>): Remove.
4491 (arm_sync_new_<syncop><SIDI>): Remove.
4492 (arm_sync_new_<syncop><NARROW>): Remove.
4493 (arm_sync_new_nand<SIDI>): Remove.
4494 (arm_sync_new_nand<NARROW>): Remove.
4495 (arm_sync_old_<syncop><SIDI>): Remove.
4496 (arm_sync_old_<syncop><NARROW>): Remove.
4497 (arm_sync_old_nand<SIDI>): Remove.
4498 (arm_sync_old_nand<NARROW>): Remove.
4499 (*memory_barrier): Merge arm_output_memory_barrier.
4500 (atomic_compare_and_swap<QHSD>): New.
4501 (atomic_compare_and_swap<NARROW>_1): New.
4502 (atomic_compare_and_swap<SIDI>_1): New.
4503 (atomic_exchange<QHSD>): New.
4504 (cas_cmp_operand, cas_cmp_str): New.
4505 (atomic_op_operand, atomic_op_str): New.
4506 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4507 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4508 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4509 (arm_load_exclusive<NARROW>): New.
4510 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4511 (arm_store_exclusive<QHSD>): New.
4513 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4515 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4516 reload patterns if -mvsx-scalar-memory.
4518 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4519 generated, even -mno-vsx-scalar-double was used.
4520 (vsx_xscvdpsp_scalar): Likewise.
4521 (vsx_xscvspdp_scalar2): Likewise.
4523 2012-01-09 Tom de Vries <tom@codesourcery.com>
4524 Andrew Pinski <apinski@cavium.com>
4527 * reorg.c (fill_slots_from_thread): Don't speculate
4528 frame-related insns.
4530 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4532 * sched-int.h (bb_note): Move to...
4533 * basic-block.h: ...here.
4534 * haifa-sched.c (bb_note): Move to...
4535 * cfgrtl.c: ...here.
4536 * function.c (next_block_for_reg): New function.
4537 (move_insn_for_shrink_wrap): Likewise.
4538 (prepare_shrink_wrap): Rewrite to use the above.
4540 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4542 * gimple.c (is_gimple_non_addressable): Remove.
4543 * gimple.h: Remove is_gimple_non_addressable.
4544 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4545 is_gimple_non_addressable.
4546 * trans-mem.c (expand_assign_tm): Same.
4548 2012-01-09 Richard Guenther <rguenther@suse.de>
4550 PR tree-optimization/51775
4551 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4552 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4554 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4556 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4558 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4560 2012-01-09 Richard Guenther <rguenther@suse.de>
4562 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4564 2012-01-08 Jan Hubicka <jh@suse.cz>
4566 PR tree-optimize/51680
4567 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4568 on when known_vals needs to be computed; cleanup.
4570 2012-01-08 Jan Hubicka <jh@suse.cz>
4572 PR tree-optimize/51694
4573 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4575 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4577 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4578 for -std=c++98 and -std=c++11 too.
4580 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4582 * cfgloop.c (cancel_loop): Add free() of bbs array.
4584 2012-01-07 Jan Hubicka <jh@suse.cz>
4586 PR tree-optimization/51600
4587 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4588 that benefits small functions.
4590 2012-01-07 Jan Hubicka <jh@suse.cz>
4592 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4594 2012-01-07 Jan Hubicka <jh@suse.cz>
4596 PR tree-optimization/51680
4597 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4598 whose inlining reduce unit size.
4600 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4603 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4604 Add canonical node to containing_mem chain after the non-canonical
4605 one, even if there weren't any locs to propagate.
4606 (remove_useless_values): Keep only canonical values.
4607 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4608 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4609 canonicalize mem_chain elements that are not discarded.
4611 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4614 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4615 before emitting functions.
4617 PR gcov-profile/50127
4618 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4619 clear_aux_for_blocks.
4621 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4624 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4626 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4628 * c-decl.c (ext_block): Moved up.
4629 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4631 2012-01-06 Han Shen <shenhan@google.com>
4633 Translate built-in include paths for sysroot.
4634 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4635 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4637 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4638 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4640 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4641 control whether sysroot should be prepended to gxx include dir.
4643 * configure: Regenerate.
4645 2012-01-06 Torvald Riegel <triegel@redhat.com>
4647 PR rtl-optimization/51771
4648 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4649 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4651 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4653 PR tree-optimization/51315
4654 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4655 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4657 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4660 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4661 for shrp pattern. Correctly handle and fixup shift variable.
4662 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4664 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4667 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4668 note when !ACCUMULATE_OUTGOING_ARGS.
4670 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4672 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4674 (extract_range_from_unary_expr_1): Avoid useless computations.
4676 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4678 PR rtl-optimization/51767
4679 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4680 of jump_block and add an extra edge for degenerated asm gotos.
4683 * stmt.c (check_unique_operand_names): Don't ICE during error
4684 reporting if i is from labels chain.
4687 * profile.c (branch_prob): Split bbs that have exit edge
4688 and need a fake entry edge too.
4690 2012-01-05 Jan Hubicka <jh@suse.cz>
4693 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4696 2012-01-05 Richard Guenther <rguenther@suse.de>
4699 * tree-streamer-out.c (write_ts_optimization): New function.
4700 (streamer_write_tree_body): Call it.
4701 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4702 (streamer_read_tree_body): Call it.
4703 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4705 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4708 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4709 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4710 in_cleanup_point_expr before gimplify_stmt call and restore it
4712 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4713 in_cleanup_point_expr is false.
4715 2012-01-05 Richard Guenther <rguenther@suse.de>
4718 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4720 * toplev.c (process_options): Reject combining mudflap and LTO.
4721 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4723 2012-01-05 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/51760
4726 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4728 (bit_value_unop): Handle UNDEFINED operands.
4729 (bit_value_binop): Likewise.
4731 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4733 * config/avr/avr.c (avr_replace_prefix): Remove.
4734 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4735 (avr_asm_function_rodata_section): Ditto.
4736 (avr_asm_select_section): Ditto.
4738 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4740 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4743 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4746 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4747 calls that have any non-fake successor edges.
4750 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4752 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4754 PR tree-optimization/51624
4755 * tree-sra.c (build_ref_for_model): When replicating a chain of
4756 COMPONENT_REFs, stop as soon as the offset would become negative.
4758 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4761 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4762 in .debug_loc on the floor.
4764 2012-01-04 Andrew Pinski <apinski@cavium.com>
4766 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4768 2012-01-04 Andrew Pinski <apinski@cavium.com>
4769 Adam Nemet <anemet@caviumnetworks.com>
4771 * config/mips/mips.md (size): Add SI and DI.
4772 (SIZE): New mode attribute.
4773 (U): New code attribute.
4774 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4775 (mips_lbux_<mode>): Delete.
4776 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4777 (mips_lhx): Use gen_mips_lhx_extsi.
4778 (mips_lhx_<mode>): Delete.
4780 (mips_l<size>x): New expand.
4781 (mips_lwx_<mode>): Delete.
4782 (mips_l<GPR:size>x_<P:mode>): New pattern.
4783 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4784 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4785 * config/mips/mips.c (mips_lx_address_p): New function.
4786 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4787 (dsp64): New availability predicate.
4788 (mips_builtins): Add an entry for __builtin_mips_ldx.
4789 * config/mips/mips.h (ISA_HAS_LBX): New define.
4790 (ISA_HAS_LBUX): Likewise.
4791 (ISA_HAS_LHX): Likewise.
4792 (ISA_HAS_LHUX): Likewise.
4793 (ISA_HAS_LWX): Likewise.
4794 (ISA_HAS_LWUX): Likewise.
4795 (ISA_HAS_LDX): Likewise.
4796 * doc/extend.texi (__builtin_mips_ldx): Document.
4798 2012-01-04 Tristan Gingold <gingold@adacore.com>
4800 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4801 when long pointers are used.
4802 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4803 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4804 (ia64-hp-*vms*): Remove.
4805 * config/vms/xm-vms64.h: Delete.
4807 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4810 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4812 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4814 * opts.c (finish_options): Remove duplicate sorry.
4816 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4819 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4822 2012-01-04 Richard Guenther <rguenther@suse.de>
4825 * tree.c (size_low_cst): New function.
4826 * tree.h (size_low_cst): Declare.
4827 * fold-const.c (fold_comparison): Use it to extract the low
4828 part of the POINTER_PLUS_EXPR offset.
4830 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4832 Fix clearing ZERO_REG
4833 * config/avr/avr.md (cc): Add alternative "ldi".
4834 (movqi_insn): Use it in cc attribute.
4835 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4836 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4837 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4839 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4841 * configure: Regenerate.
4843 2012-01-04 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/49651
4846 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4847 (var_can_have_subvars): Use it.
4848 (get_constraint_for_1): Only consider subfields if there can be any.
4850 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4853 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4854 to its new canonical_cselib_val and the cselib_val was in
4855 first_containing_mem chain, but the canonical_cselib_val was not,
4856 add the latter into the chain.
4857 (cselib_invalidate_mem): Compare canonical_cselib_val of
4858 addr_list chain elt with v.
4861 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4862 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4864 (output_macinfo_op): Don't ggc_strdup fd->filename.
4865 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4866 then ggc_strdup it. Don't free inc->info or cur->info.
4867 (output_macinfo): Don't free ref->info or file->info.
4869 2012-01-03 Ira Rosen <irar@il.ibm.com>
4871 PR tree-optimization/51269
4872 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4873 first_niters a pointer.
4874 (slpeel_tree_peel_loop_to_edge): Likewise.
4875 (vect_do_peeling_for_loop_bound): Update call to
4876 slpeel_tree_peel_loop_to_edge.
4877 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4878 here. Remove it from the parameters list.
4879 (vect_do_peeling_for_alignment): Update calls and compute
4882 2012-01-03 Richard Guenther <rguenther@suse.de>
4884 PR tree-optimization/51070
4885 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4886 Properly handle calls.
4888 2012-01-03 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/51692
4891 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4892 the LHS of allocation stmts.
4894 2012-01-03 Olivier Hainque <hainque@adacore.com>
4896 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4898 2012-01-03 Olivier Hainque <hainque@adacore.com>
4900 * collect2.c (main): In AIX specific computations for vector
4901 insertions, use CONST_CAST2 to cast from char ** to const char **.
4903 2012-01-03 Richard Guenther <rguenther@suse.de>
4906 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4907 the context of a limbo DIE when it does not already exist.
4909 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4911 PR tree-optimization/51719
4912 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4913 but direct call is, clear direct call's lhs and don't add fallthrough
4914 edge from dcall_bb to join_bb and PHIs.
4916 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4918 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4919 the instructions emitted by the pattern.
4920 ("*TDC_insn_<mode>"): Add comment.
4922 2012-01-03 Richard Guenther <rguenther@suse.de>
4925 * fold-const.c (fold_comparison): Properly canonicalize
4926 tree offset and HOST_WIDE_INT bit position.
4928 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4930 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4931 operands for extzv pattern.
4933 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4936 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4939 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4941 * doc/invoke.texi (-flto and related options): Copy-edit.
4943 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4945 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4947 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4949 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4952 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4954 * expr.h (move_by_pieces_ninsns): Declare.
4955 * expr.c (move_by_pieces_ninsns): Make external.
4956 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4957 (mips_store_by_pieces_p): Likewise.
4958 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4959 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4960 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4961 (mips_store_by_pieces_p): Likewise.
4963 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4965 * passes.c (register_one_dump_file): Free full_name.
4967 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4968 (calculate_elim_costs_all_insns): Free offsets_at and
4969 offsets_known_at at the end and clear the pointers.
4971 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4973 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4974 this option introduced in r180739.
4976 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4979 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4980 (tmake_file target=avr): Add avr/t-multilib.
4982 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4983 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4984 * config/avr/genmultilib.awk: New file.
4985 * config/avr/t-multilib: New auto-generated file.
4986 * config/avr/multilib.h: New auto-generated file.
4987 * config/avr/t-avr (AVR_MCUS): New variable.
4988 (genopt.sh): Use it.
4989 (s-mlib): Depend on t-multilib.
4990 (t-multilib, multilib.h): New dependencies.
4991 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4992 (MULTILIB_OPTIONS): Remove.
4993 (MULTILIB_MATCHES): Remove.
4994 (MULTILIB_DIRNAMES): Remove.
4995 (MULTILIB_EXCEPTIONS): Remove:
4996 * config/avr/genopt.sh: Don't use hard coded file name;
4997 pass AVR_MCUS from t-avr instead.
4999 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5001 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5003 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5005 Implement light-weight DImode support.
5006 * config/avr/avr-dimode.md: New file.
5007 * config/avr/avr.md: Include it.
5008 (adjust_len): Add plus64, compare64.
5009 (HIDI): Remove code iterator.
5010 (code_stdname): New code attribute.
5011 (rotx, rotsmode): Remove DI.
5012 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5014 * config/avr/avr-protos.h (avr_have_dimode): New.
5015 (avr_out_plus64, avr_out_compare64): New.
5016 * config/avr/avr.c (avr_out_compare): Handle DImode.
5017 (avr_have_dimode): New variable definition and initialization.
5018 (avr_out_compare64, avr_out_plus64): New functions.
5019 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5020 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5021 (avr_compare_pattern): Skip DImode comparisons.
5023 2012-01-02 Revital Eres <revital.eres@linaro.org>
5025 * ddg.c (def_has_ccmode_p): New function.
5026 (add_cross_iteration_register_deps,
5027 create_ddg_dep_from_intra_loop_link): Call it.
5029 2012-01-02 Richard Guenther <rguenther@suse.de>
5032 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5034 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5036 * gcc.c (process_command): Update copyright notice dates.
5037 * gcov.c (print_version): Likewise.
5038 * gcov-dump.c (print_version): Likewise.
5039 * mips-tfile.c (main): Likewise.
5040 * mips-tdump.c (main): Likewise.
5042 2012-01-01 Ira Rosen <irar@il.ibm.com>
5044 PR tree-optimization/51704
5045 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5046 a use is inside the basic block or loop before accessing its vect info.
5048 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5050 PR rtl-optimization/51069
5051 * cfgloopmanip.c (remove_path): Removing path making irreducible
5052 region unconditional makes BB part of the region.
5054 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5056 PR tree-optimization/51683
5057 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5058 calls with side-effects.
5059 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5061 Copyright (C) 2012 Free Software Foundation, Inc.
5063 Copying and distribution of this file, with or without modification,
5064 are permitted in any medium without royalty provided the copyright
5065 notice and this notice are preserved.