1 2012-06-28 Richard Guenther <rguenther@suse.de>
4 * expr.c (expand_expr_real_1): Verify if the type is complete
5 before inspecting its size.
7 2012-06-27 Nick Clifton <nickc@redhat.com>
9 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
12 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
15 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
17 2012-06-26 Nick Clifton <nickc@redhat.com>
19 * config/rx/rx.md (simple_return): Use the simple_return rtx.
21 2012-06-25 Jakub Jelinek <jakub@redhat.com>
24 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
25 of x x x in the vmovlps load alternative.
27 2012-06-22 Richard Guenther <rguenther@suse.de>
29 * gcov-iov.c: Include bconfig.h and system.h.
31 2012-06-22 Richard Guenther <rguenther@suse.de>
34 * gcov-iov.c (main): Treat "" and "prerelease" the same.
36 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
38 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
39 DECL_IGNORED_P non-reg vars even if they are used.
41 2012-06-19 Jason Merrill <jason@redhat.com>
44 * dwarf2out.c (modified_type_die): Use scope_die_for.
45 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
46 (uses_local_type_r, uses_local_type): New.
47 (scope_die_for): Keep a type that uses a local type in local scope.
48 Use get_context_die for namespace and type scope.
50 2012-06-19 Richard Guenther <rguenther@suse.de>
53 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
54 replace it with the first non-BLOCK context.
56 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
58 PR rtl-optimization/53700
60 Backport from mainline
61 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
63 * ira-color.c (setup_left_conflict_sizes_p): Process all
66 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
68 Backport from mainline
69 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
72 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
73 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
74 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
75 instead of xop_mulv2div2di3_low.
76 (xop_p<macs>dql): Fix vec_select selector.
77 (xop_p<macs>dqh): Ditto.
78 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
79 (xop_mulv2div2di3_high): Ditto.
81 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
83 Backport from mainline:
84 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
88 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
90 Backport from mainline:
91 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
93 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
94 * config/pa/pa.c (pa_attr_length_millicode_call): Use
95 MAX_PCREL17F_OFFSET instead of fixed offset.
96 (pa_attr_length_call): Likewise.
97 (pa_attr_length_indirect_call): Likewise.
99 2012-06-15 Walter Lee <walt@tilera.com>
101 Backport from mainline:
102 2012-06-15 Walter Lee <walt@tilera.com>
104 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
106 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
108 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
110 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
112 Backport from mainline:
114 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
115 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
116 * gimple.h (block_in_transaction): Check for flag_tm.
118 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
120 PR tree-optimization/52558
122 Backport from mainline:
123 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
124 * gimple.h (gimple_set_in_transaction): Remove.
125 (gimple_in_transaction): Look in BB instead.
126 (gimple_statement_base): Remove in_transaction field.
127 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
128 * trans-mem.c (compute_transaction_bits): Place transaction bit
129 information into basic blocks.
131 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
133 PR tree-optimization/52558
134 * cfg.c (alloc_aux_for_edge): Fix comment.
135 (alloc_aux_for_edge): Remove static.
136 * basic-block.h (alloc_aux_for_edge): Protoize.
137 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
138 (execute_sm_if_changed_flag): New.
139 (execute_sm_if_changed_flag_set): New.
140 (execute_sm): Do not generate data races unless requested.
141 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
142 (tree_ssa_lim_finalize): Call free_aux_for_edges.
143 * gimple.h (block_in_transaction): New.
144 (gimple_in_transaction): Use block_in_transaction.
146 2012-06-14 Jakub Jelinek <jakub@redhat.com>
148 Backported from mainline
149 2012-06-12 Jakub Jelinek <jakub@redhat.com>
151 PR rtl-optimization/53589
152 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
153 discovery even when e->dest != target. If any LABEL_REF points
154 to e->dest label, redirect it to target's label.
156 2012-06-07 Jakub Jelinek <jakub@redhat.com>
159 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
160 returns false, replace stmt with GIMPLE_NOP.
161 (check_omp_nesting_restrictions): Instead of issuing warnings,
162 issue errors and return false if any errors were reported.
164 2012-06-14 Richard Guenther <rguenther@suse.de>
166 * BASE-VER: Set to 4.7.2.
167 * DEV-PHASE: Set to prerelease.
169 2012-06-12 Christian Bruel <christian.bruel@st.com>
172 * config/sh/sh.c (sh_option_override): Don't force
173 flag_omit_frame_pointer and maccumulate_outgoing_args.
174 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
176 2012-06-14 Release Manager
178 * GCC 4.7.1 released.
180 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
182 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
184 2012-06-13 Richard Henderson <rth@redhat.com>
186 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
187 iterator instead of INT.
189 2012-06-08 Richard Henderson <rth@redhat.com>
192 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
193 note to a clobber insn when no other insn is available.
195 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
198 * doc/invoke.texi (Wenum-compare): Update documentation.
200 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
203 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
205 (altivec_stvlxl): Ditto.
206 (altivec_stvrx): Ditto.
207 (altivec_stvrxl): Ditto.
209 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
212 * trans-mem.c (expand_block_edges): Do not skip the first
213 statement when resetting the BB.
215 2012-06-04 Richard Guenther <rguenther@suse.de>
218 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
219 create new assembler names.
221 2012-06-04 Richard Guenther <rguenther@suse.de>
223 Backport from mainline
224 2012-04-25 Jakub Jelinek <jakub@redhat.com>
227 * stor-layout.c (get_best_mode): Don't return mode with bitsize
228 larger than maxbits. Don't compute maxbits modulo align.
229 Also check that unit bytes long store at bitpos / unit * unit
230 doesn't affect bits beyond bitregion_end.
231 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
232 would not fit into bitregion_start ... bitregion_end + 1 bit
234 (store_split_bit_field): Decrease unit close to end of bitregion_end
235 if access is restricted in order to avoid mutual recursion.
237 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
239 Backport from 2012-06-04 mainline r188172
242 * config/avr/avr-stdint.h: New file.
243 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
246 2012-06-04 Jakub Jelinek <jakub@redhat.com>
248 PR tree-optimization/53550
249 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
250 is POINTER_TYPE_P, use sizetype as step type instead of type.
252 2012-06-04 Richard Guenther <rguenther@suse.de>
253 Eric Botcazou <ebotcazou@adacore.com>
255 Backport from mainline
256 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
258 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
259 Change type of BITOFFSET to signed. Make sure the lower bound of
260 the computed range is non-negative by adjusting OFFSET and BITPOS.
261 (expand_assignment): Adjust call to get_bit_range.
263 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
265 * expr.c (get_bit_range): Return the null range if the enclosing record
266 is part of a larger bit field.
268 2012-03-20 Richard Guenther <rguenther@suse.de>
270 * stor-layout.c (finish_bitfield_representative): Fallback
271 to conservative maximum size if the padding up to the next
272 field cannot be computed as a constant.
273 (finish_bitfield_layout): If we cannot compute the distance
274 between the start of the bitfield representative and the
275 bitfield member start a new representative.
276 * expr.c (get_bit_range): The distance between the start of
277 the bitfield representative and the bitfield member is zero
278 if the field offsets are not constants.
280 2012-03-16 Richard Guenther <rguenther@suse.de>
282 * stor-layout.c (finish_bitfield_representative): Fall back
283 to the conservative maximum size if we cannot compute the
284 size of the tail padding.
286 2012-03-14 Richard Guenther <rguenther@suse.de>
288 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
289 * stor-layout.c (start_bitfield_representative): New function.
290 (finish_bitfield_representative): Likewise.
291 (finish_bitfield_layout): Likewise.
292 (finish_record_layout): Call finish_bitfield_layout.
293 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
294 for QUAL_UNION_TYPE fields.
295 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
296 Stream DECL_BIT_FIELD_REPRESENTATIVE.
297 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
302 * expr.c (get_bit_range): Unconditionally extract bitrange
303 from DECL_BIT_FIELD_REPRESENTATIVE.
304 (expand_assignment): Adjust call to get_bit_range.
306 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
309 * fold-const.c (fold_binary_loc): Refine previous change.
311 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
313 Backport from mainline
314 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
317 * config/sh/sh.c (find_barrier): Add equality check of last_got to
318 avoid going above orig insn. Update comments.
320 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
322 Backport from mainline
323 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
326 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
327 prologue for unwinder and profiler.
329 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
331 Backport from mainline
332 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
334 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
336 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
338 Backport from mainline
339 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
341 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
344 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
346 Backport from mainline
347 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
349 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
350 operand is CONST_INT. Take COSTS_N_INSNS into account.
351 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
354 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
356 * config/avr/avr.opt (-msp8): Document it.
357 * doc/invoke.texi (AVR Options): Copy from trunk docu.
359 2012-05-31 Richard Guenther <rguenther@suse.de>
362 * expr.c (expand_assignment): Do not use movmisalign on
365 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
368 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
369 (pa_section_type_flags): New.
370 (pa_legitimate_constant_p): Revert previous change.
372 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
374 Backport from mainline
375 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
378 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
380 (ipa_tm_create_version): Same.
382 2012-05-30 Jason Merrill <jason@redhat.com>
385 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
386 about array compound literals.
388 2012-05-30 Richard Guenther <rguenther@suse.de>
391 * fold-const.c (fold_binary_loc): Make sure to call
392 fold_plusminus_mult_expr with the original sign of operands.
394 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
396 * explow.c (probe_stack_range): Restore simple control flow and stop
397 again when the probe cannot be generated if HAVE_check_stack.
399 2012-05-30 Jakub Jelinek <jakub@redhat.com>
401 PR rtl-optimization/53519
402 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
403 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
405 2012-05-29 Richard Guenther <rguenther@suse.de>
407 PR tree-optimization/53516
408 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
410 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
412 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
414 Backport from mainline
415 2012-05-28 Richard Guenther <rguenther@suse.de>
417 PR tree-optimization/53438
418 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
420 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
422 Backport from mainline
423 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
425 PR rtl-optimization/52528
426 * combine.c (can_combine_p): Add setting of subst_low_luid
427 before call to expand_field_assignment().
429 2012-05-26 Martin Jambor <mjambor@suse.cz>
431 Backport from mainline
432 2012-05-23 Martin Jambor <mjambor@suse.cz>
434 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
436 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
439 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
440 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
442 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
445 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
446 (ix86_expand_vec_perm): Use int mode instead of float.
448 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
451 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
452 gnu_ld variables to yes.
453 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
454 (HAVE_GNU_AS): Likewise.
455 * config.in: Regenerate.
456 * configure: Likewise.
458 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
460 Backport from mainline
461 2012-03-12 Richard Guenther <rguenther@suse.de>
462 * config/arm/arm.c (neon_dereference_pointer): Do not call
463 covert during RTL expansion.
465 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
467 Backport from mainline
468 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
471 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
472 relied on signed overflow behavior.
474 2012-05-24 Richard Guenther <rguenther@suse.de>
477 * tree-profile.c (tree_profiling): Cleanup the CFG if
478 execute_fixup_cfg requests it.
480 2012-05-24 Jakub Jelinek <jakub@redhat.com>
482 PR tree-optimization/53465
483 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
484 vr0 into *vr, then vrp_meet that.
485 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
486 have any equivalences.
487 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
490 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
492 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
494 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
495 (iterative_hash_gimple_type): Adjust comment.
496 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
497 domain for an array type instead of the domain type itself.
499 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
501 Backport from 2012-05-23 mainline r187803
504 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
505 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
508 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
510 Backport from 2012-05-03 mainline r187075
512 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
513 has_fma4 for AMD processors with both fma3 and fma4 support.
515 2012-05-22 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/53408
518 * tree-vect-loop.c (vectorizable_induction): Properly check
519 the restriction that we cannot handle induction results from
520 the inner loop outside of the outer loop.
522 2012-05-21 Jakub Jelinek <jakub@redhat.com>
524 PR tree-optimization/53436
525 * omp-low.c (omp_build_component_ref): New function.
526 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
528 PR tree-optimization/53366
529 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
530 tests if complex_numbers == 2, but there are non-complex number loads
533 PR tree-optimization/53409
534 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
535 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
537 PR tree-optimization/53410
538 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
539 instead of build_int_cst (type, 0) where vector types might be
542 2012-05-21 Joseph Myers <joseph@codesourcery.com>
545 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
546 from folded operands before wrapping another around the
547 conditional expression.
549 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
550 Patrick Marlier <patrick.marlier@gmail.com>
552 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
555 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
557 Backport from mainline
558 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
562 (UNSPECV_RDRAND): This.
563 (rdrand<mode>_1): Updated.
565 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
567 Backport from mainline
568 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
570 * config/i386/driver-i386.c (host_detect_local_cpu): Support
571 RDRND, F16C and FSGSBASE.
573 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
575 Backport from mainline
576 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
578 * tree-ssa-pre.c (can_value_number_call): Delete.
579 (compute_avail): Skip all statements with side effects.
580 <GIMPLE_CALL>: Skip calls to internal functions.
582 2012-05-18 David S. Miller <davem@davemloft.net>
584 Backport r185385 from mainline
585 2012-03-14 Richard Guenther <rguenther@suse.de>
588 * tree-vect-generic.c (type_for_widest_vector_mode): Take
589 element type instead of mode, use build_vector_type_for_mode
590 instead of the langhook, build a vector of proper signedness.
591 (expand_vector_operations_1): Adjust.
593 2012-05-18 Olivier Hainque <hainque@adacore.com>
595 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
596 $(libsubdir) as libexecsubdir.
598 2012-05-16 Andrew Pinski <apinski@cavium.com>
600 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
603 2012-05-16 David S. Miller <davem@davemloft.net>
605 * jump.c (delete_related_insns): If we remove a CALL, make sure
606 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
608 2012-05-16 Richard Henderson <rth@redhat.com>
611 * combine-stack-adj.c (prev_active_insn_bb): New.
612 (next_active_insn_bb): New.
613 (force_move_args_size_note): New.
614 (combine_stack_adjustments_for_block): Use it.
616 2012-05-16 Olivier Hainque <hainque@adacore.com>
618 * Makefile.in (install-no-fixedincludes): New target, former toplevel
619 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
620 Add comments and improve stamp preservation across the whole sequence.
621 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
623 2012-05-16 Richard Guenther <rguenther@suse.de>
625 PR tree-optimization/53364
626 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
627 detect a view-conversion of the decl.
629 2012-05-15 Jakub Jelinek <jakub@redhat.com>
632 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
633 that operands[2] is either immediate, or q_regs_operand.
635 2012-05-15 Bin Cheng <bin.cheng@arm.com>
637 Backport r187139 from mainline.
638 2012-05-04 Bin Cheng <bin.cheng@arm.com>
640 PR rtl-optimization/52804
641 * reload1.c (reload_reg_reaches_end_p): Check whether successor
642 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
643 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
644 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
645 RELOAD_FOR_OUTADDR_ADDRESS.
647 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
651 generate target register for "load" class builtins.
654 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
658 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
659 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
660 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
661 (<sse>_movu<ssemodesuffix>): New expander.
662 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
663 (avx_movdqu<avxmodesuffix>): New expander.
664 (*sse2_movdqu): Rename from sse2_movdqu.
665 (sse2_movdqu): New expander.
667 2012-05-14 Jakub Jelinek <jakub@redhat.com>
669 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
670 lineno 1 the same as lineno 0 before first start file directive.
671 (optimize_macinfo_range): Likewise.
673 * dwarf2out.c (have_macinfo): Define.
674 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
675 attribute, don't force empty compilation unit and don't emit any
676 .debug_macinfo/.debug_macro section if macinfo_table is empty.
678 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
680 Backport from mainline
681 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
683 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
684 ORDERED and UNORDERED conditions.
686 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
688 * function.c (requires_stack_frame_p): If the function can throw
689 non-call exceptions, return true if the insn can throw internally.
691 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
693 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
694 DECL_ORIGINAL_TYPE if it is present.
696 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
698 Backport from 2012-05-12 mainline r187342.
701 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
702 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
703 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
704 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
705 (expand_prologue): Move initialization of cfun->machine->is_naked,
706 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
707 (avr_set_current_function): ...this new static function.
708 (TARGET_SET_CURRENT_FUNCTION): New define.
709 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
710 checking attributes of current_function_decl.
711 (avr_regs_to_save): Ditto.
712 (signal_function_p): Rename to avr_signal_function_p.
713 (interrupt_function_p): Rename to avr_interrupt_function_p.
715 * doc/extend.texi (Function Attributes): Better explanation of
716 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
719 2012-05-09 Matthias Klose <doko@ubuntu.com>
721 * gcc-ar.c (main): Don't check for execute bits for the plugin.
723 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
726 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
727 when a constant source operand matches an "I" constraint, the "no
728 CC0 change" applies to a register-destination only, not a
729 strict_low_part-destination.
731 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
733 Backport from mainline:
734 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
736 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
738 2012-05-07 Jakub Jelinek <jakub@redhat.com>
740 PR tree-optimization/53239
741 * tree-vrp.c (get_value_range): Set VR of
742 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
745 2012-05-07 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/53195
748 * tree-inline.c (setup_one_parameter): Properly add referenced
749 vars from the parameters new known value.
751 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
753 Backport from mainline:
754 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
757 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
760 2012-05-04 Ian Lance Taylor <iant@google.com>
762 * tree-vect-patterns.c (vect_single_imm_use): Correct return
763 values from false to NULL.
765 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
767 Backport from mainline
768 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
771 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
772 (TARGET_CMOV): Rename from TARGET_CMOVE.
773 (TARGET_CMOVE): New define.
774 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
775 Do not set TARGET_CMOVE here.
777 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
779 Backport from mainline:
781 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
783 PR tree-optimization/52633
784 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
785 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
786 (vect_recog_over_widening_pattern): Remove handling of code that was
787 already detected as over-widening pattern. Remove special handling
788 of "unsigned" cases. Instead, support general case of conversion
789 of the shift result to another type.
791 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
793 * tree-vect-patterns.c (vect_single_imm_use): New function.
794 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
795 (vect_recog_over_widening_pattern): Likewise.
796 (vect_recog_widen_shift_pattern): Likewise.
798 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
800 PR tree-optimization/52870
801 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
802 presumed pattern statement is within the same loop or basic block.
804 2012-05-04 Richard Guenther <rguenther@suse.de>
806 * common.opt (flto-report): Do not mark as Optimization.
808 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
811 * recog.c (constrain_operands): If extra constraints are present, also
812 accept pseudo-registers with equivalent memory locations during reload.
814 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
816 Backport from the mainline
817 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
820 * config/rs6000/rs6000.md (bswapdi splitters): If
821 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
822 default) is used, generate an alternate sequence that does not
823 depend on using indexed addressing.
825 2012-05-03 David S. Miller <davem@davemloft.net>
828 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
829 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
830 (sparc_emit_float_lib_cmp): Likewise.
832 2012-05-04 Martin Jambor <mjambor@suse.cz>
834 Backport from mainline
835 2012-05-02 Martin Jambor <mjambor@suse.cz>
838 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
839 of a variable when the contect is a function.
841 2012-05-03 Jakub Jelinek <jakub@redhat.com>
844 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
845 append program name to it and pass that as first argument
846 to make_relative_prefix. Always pass standard_libexec_prefix
847 as last argument to make_relative_prefix. If
848 make_relative_prefix returns NULL, fall back to
849 standard_libexec_prefix.
852 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
856 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
857 mode, return that mode.
859 2012-05-03 Richard Guenther <rguenther@suse.de>
861 PR tree-optimization/53144
862 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
864 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
865 with SSA name values.
866 (vn_reference_lookup_3): Adjust callers.
868 2012-05-02 Jakub Jelinek <jakub@redhat.com>
870 PR tree-optimization/53163
871 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
872 return value from compute_all_dependences.
874 PR rtl-optimization/53160
875 * ree.c (combine_reaching_defs): Handle the case where cand->insn
876 has been modified by ree pass already.
878 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
880 Backport from mainline
881 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
884 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
885 calls to cgraph_node_name in xstrdup.
886 (ipa_make_edge_direct_to_target): Ditto.
887 * tree-sra.c (convert_callers_for_node): Ditto.
888 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
889 * ipa-cp.c (perhaps_add_new_callers): Ditto.
890 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
891 (cgraph_materialize_all_clones): Ditto.
892 * ipa-inline.c (report_inline_failed_reason): Ditto.
893 (want_early_inline_function_p): Ditto.
894 (edge_badness): Ditto.
895 (update_edge_key): Ditto.
896 (flatten_function): Ditto.
898 (inline_always_inline_functions): Ditto.
899 (early_inline_small_functions): Ditto.
901 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
903 Backport from mainline
904 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
906 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
907 Introduce emul_name to select the right linker emulation for
908 powerpc64-*-freebsd*.
909 * configure: Regenerate.
910 * config.gcc: Add bits to support powerpc64-*-freebsd*.
911 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
912 * config/rs6000/freebsd64.h: New file.
913 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
915 (rs6000_savres_strategy): Likewise.
916 (rs6000_savres_routine_name): Likewise.
917 (rs6000_elf_file_end): Likewise.
918 * config/rs6000/t-freebsd64: New file.
919 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
920 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
922 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
924 Backport from mainline
925 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
928 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
930 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
932 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
933 predicate to discriminate types.
935 2012-04-27 Richard Guenther <rguenther@suse.de>
938 * convert.c (convert_to_integer): Avoid infinite recursion for
939 target-defined built-in types.
941 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
944 * config/cris/cris.md ("*andhi_lowpart_v32")
945 ("*andqi_lowpart_v32"): Change first input-only operand from
946 a (match_operand ...) to (match_dup 0). Drop alternatives with
947 const_int-matching constraints for redundancy.
948 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
949 three-operand alternative.
951 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
953 Backport from mainline
954 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
956 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
957 (*addsi_2_zext): Ditto.
958 (*add<mode>_3): Ditto.
959 (*addsi_3_zext): Ditto.
960 (*add<mode>_5): Ditto.
962 2012-04-25 Jakub Jelinek <jakub@redhat.com>
965 * c-typeck.c (set_nonincremental_init,
966 set_nonincremental_init_from_string): Pass true instead of false
967 as IMPLICIT to add_pending_init.
969 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
971 Backport from 2012-04-24 mainline r186768.
974 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
976 2012-04-24 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/53085
979 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
982 2012-04-24 Jakub Jelinek <jakub@redhat.com>
985 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
987 (output_addressed_constants): Likewise.
990 * varasm.c (get_section): Don't ICE for section conflicts with
991 built-in section kinds.
993 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
995 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
997 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
999 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1001 2012-04-23 Richard Guenther <rguenther@suse.de>
1004 * c-typeck.c (build_binary_op): Fix typo.
1006 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1008 PR tree-optimizations/52891
1009 * tree-vect-patterns.c (adjust_bool_pattern): Use
1010 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1011 but with non-standard precision.
1013 2012-04-22 Ian Lance Taylor <iant@google.com>
1015 * godump.c (go_output_typedef): Dump size of structs.
1017 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1019 Backport from mainline:
1021 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1022 hints for 'A' operand types.
1024 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1026 Backport from 2012-04-19 mainline r186588.
1029 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1030 the case *(X+const).
1032 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1034 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1036 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1039 * config/i386/sync.md (atomic_<code><mode>): Rename to
1040 atomic_<logic><mode>.
1042 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1044 Backport from mainline
1045 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1049 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1050 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1051 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1052 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1053 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1054 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1055 gen_avx2_permvarv8sf.
1057 2012-04-16 Martin Jambor <mjambor@suse.cz>
1059 Backported from mainline
1061 2012-04-13 Martin Jambor <mjambor@suse.cz>
1064 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1065 fold_ctor_reference returns a zero constant.
1067 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1069 Backported from mainline
1070 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1073 and __ILP32__ for x32.
1075 2012-04-13 Tom de Vries <tom@codesourcery.com>
1077 Backport from mainline r186418.
1079 2012-04-13 Tom de Vries <tom@codesourcery.com>
1081 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1082 parameters vuse and vuse_escaped.
1083 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1084 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1087 2012-04-13 Richard Guenther <rguenther@suse.de>
1089 PR tree-optimization/52969
1090 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1091 the condition for the COND_EXPR and handle predicate negation
1092 by swapping the COND_EXPR arms.
1094 2012-04-13 Richard Guenther <rguenther@suse.de>
1097 * convert.c (convert_to_pointer): Remove special-casing of
1100 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1102 Backport from mainline
1103 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1106 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1107 the list of options to enable the FCFID instruction.
1108 (TARGET_EXTRA_BUILTINS): Adjust comment.
1110 2012-04-12 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/52943
1113 * tree-chrec.h (chrec_is_positive): Remove.
1114 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1115 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1116 Return false for a constant zero instead of negative.
1117 (analyze_siv_subscript_cst_affine): Handle zero difference
1118 in the initial condition explicitely.
1120 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1123 * varasm.c (process_pending_assemble_externals): Set
1124 pending_assemble_externals_processed true.
1125 (assemble_external): Call assemble_external_real if the pending
1126 assemble externals have been processed.
1128 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1131 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1132 the DECL generated for the special GOT helper.
1134 2012-04-06 Walter Lee <walt@tilera.com>
1136 Backport from mainline
1137 2012-03-07 Walter Lee <walt@tilera.com>
1139 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1140 REG_CFA_* notes for the stack pointer.
1141 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1142 EH_RETURN_STACKADJ_RTX.
1143 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1144 generate REG_CFA_* notes for the stack pointer.
1145 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1146 by EH_RETURN_STACKADJ_RTX.
1148 2012-04-06 Matt Turner <mattst88@gmail.com>
1150 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1152 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1154 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1155 of the destination isn't also a FP_REGS register.
1157 2012-04-03 Richard Guenther <rguenther@suse.de>
1159 Backport from mainline
1160 2012-03-02 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/52406
1163 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1164 (struct indices): Add unconstrained_base member.
1165 (struct dr_alias): Remove unused vops member.
1166 (DR_UNCONSTRAINED_BASE): New define.
1167 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1168 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1169 be an artificial access that covers the whole indexed object,
1170 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1171 plain decl base-objects to their MEM_REF variant.
1172 (dr_may_alias_p): When the base-object of either data reference
1173 has unknown size use only points-to information.
1174 (compute_affine_dependence): Make dumps easier to read and
1176 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1177 DR_REF when looking for packed references.
1178 (vect_supportable_dr_alignment): Likewise.
1180 2012-04-03 Richard Guenther <rguenther@suse.de>
1182 Backport from mainline
1183 2012-03-15 Richard Guenther <rguenther@suse.de>
1186 * tree-data-ref.c (subscript_dependence_tester_1): Check
1187 all dimensions for non-conflicting access functions.
1189 2012-04-03 Richard Guenther <rguenther@suse.de>
1191 Backport from mainline
1192 2012-03-06 Richard Guenther <rguenther@suse.de>
1195 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1197 2012-03-23 Richard Guenther <rguenther@suse.de>
1199 PR tree-optimization/52678
1200 * tree-vectorizer.h (struct _stmt_vec_info): Add
1201 loop_phi_evolution_part member.
1202 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1203 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1204 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1205 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1206 Use the cached evolution part and the PHI nodes value from
1207 the loop preheader edge instead of re-analyzing the evolution.
1209 2012-03-26 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/52701
1212 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1213 compute and set the evolution part of PHI nodes.
1215 2012-03-30 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/52754
1218 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1219 propagate arbitrary addresses into really plain dereferences.
1221 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1223 PR tree-optimization/52835
1224 * tree-data-ref.c (build_rdg): Return NULL if
1225 compute_data_dependences_for_loop failed.
1227 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1229 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1230 (stmt_can_make_abnormal_goto): Use it.
1231 (is_ctrl_altering_stmt): Likewise.
1233 2012-03-31 Martin Jambor <mjambor@suse.cz>
1235 Backported from mainline
1236 2012-03-30 Martin Jambor <mjambor@suse.cz>
1238 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1239 is a builtin_stack_save in a dominating BB.
1241 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1244 crossing 128bit lane boundary.
1246 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1248 Backported from mainline
1249 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1254 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1255 * config/i386/i386.c: Include reload.h.
1256 (ix86_legitimize_reload_address): New function.
1258 2012-03-28 Martin Jambor <mjambor@suse.cz>
1260 Backported from mainline
1261 2012-03-27 Martin Jambor <mjambor@suse.cz>
1264 * tree-sra.c (sra_modify_assign): Do not call
1265 load_assign_lhs_subreplacements when working with an unscalarizable
1268 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1271 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1272 __builtin_va_start to __builtin_next_arg if the latter is
1273 builtin_decl_explicit_p rather than when it is not.
1276 * tree-vect-generic.c (vector_element): Perform multiplication
1277 for pos in bitsizetype type instead of idx type.
1279 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1281 Backport from 2012-03-28 mainline r185910.
1284 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1285 (avr_builtin_decl): New static function.
1286 (struct avr_builtin_description, avr_bdesc): Move up.
1287 Add GTY marker. Add field fndecl. Remove redundant field id.
1288 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1289 (avr_expand_builtin): Code cleanup because .id is removed.
1291 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1294 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1297 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1299 Backport from 2012-03-28 mainline r185907.
1302 * config.gcc (tm_file): Remove avr/multilib.h.
1304 * doc/invoke.texi (AVR Options): Adjust
1305 documentation of -mtiny-stack.
1307 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1308 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1309 * config/avr/t-avr: Remove generation of multilib.h.
1310 * config/avr/t-multilib: Regenerate.
1311 * config/avr/multilib.h: Remove.
1312 * config/avr/avr.opt (-msp8): New option.
1313 (avr_sp8): New variable.
1314 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1315 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1316 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1317 (avr_device_to_sp8): New prototype.
1318 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1319 (DRIVER_SELF_SPECS): New define.
1320 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1321 __AVR_SP8__, __AVR_HAVE_SPH__.
1322 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1323 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1324 (avr_file_start): Ditto.
1326 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1329 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1330 instead of 8 in adjust_address.
1332 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1334 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1335 of a unit before computing the offset in units.
1337 2012-03-27 Richard Guenther <rguenther@suse.de>
1340 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1343 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1346 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1348 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1351 * varasm.c: Include pointer-set.h.
1352 (pending_assemble_externals_set): New pointer set.
1353 (process_pending_assemble_externals): Destroy the pointer set.
1354 (assemble_external): See if decl is in pending_assemble_externals_set,
1355 and add it to pending_assemble_externals if necessary.
1356 (init_varasm_once): Allocate pending_assemble_externals_set.
1358 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1360 Backported from mainline
1361 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1364 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1365 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1366 (vector_ltgt<mode>): Likewise.
1367 (vector_ordered<mode>): Likewise.
1368 (vector_unordered<mode>): Likewise.
1369 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1371 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1373 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1376 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1378 Backported from mainline
1379 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1383 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1384 GENERAL_REGS and FP_REGS for SImode.
1386 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1389 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1390 on any new_local_var_chain vars declared during recursing on
1391 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1393 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1395 Backport from 2012-03-22 mainline r185692.
1398 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1399 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1400 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1401 (delay_cycles_1, delay_cycles_2): Ditto.
1402 (delay_cycles_3, delay_cycles_4): Ditto.
1403 (nopv, *nopv): Ditto.
1404 (sleep, *sleep): Ditto.
1407 Backport from 2012-03-21 mainline r185605.
1409 PR rtl-optimization/52543
1411 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1412 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1413 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1414 (avr_load_libgcc_p): Restrict to __flash loads.
1415 (avr_out_lpm): Only handle 1-byte loads from __flash.
1416 (avr_load_lpm): New function.
1417 (avr_find_unused_d_reg): Remove.
1418 (avr_out_lpm_no_lpmx): Remove.
1419 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1420 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1421 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1422 (load_<mode>, load_<mode>_clobber): New insns.
1423 (mov<mode>): For multi-byte move from non-generic
1424 16-bit address spaces: Expand to load_<mode> resp.
1425 load_<mode>_clobber.
1426 (load<mode>_libgcc): Remove expander.
1427 (split-lpmx): Remove split.
1429 Backport from 2012-03-13 mainline r185329.
1432 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1433 offset (size) to a value the insns can deal with.
1434 (expand_epilogue): Ditto.
1436 Backport from 2012-03-12 mainline r185256.
1439 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1440 type from reg_class_t to enum reg_class.
1441 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1443 Backport from 2012-03-12 mainline r185253.
1446 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1447 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1448 r184615 from 2012-02-28.
1450 Backport from 2012-03-08 mainline r185105.
1452 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1453 for constants in [-63,63].
1455 Backport from 2012-03-08 mainline r185100.
1458 * config/avr/avr.c (avr_mem_clobber): New static function.
1459 (avr_expand_delay_cycles): Add memory clobber operand to
1460 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1461 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1462 (enable_interrupt, disable_interrupt): New expander.
1463 (nopv, sleep, wdr): New expanders.
1464 (delay_cycles_1): Add memory clobber.
1465 (delay_cycles_2): Add memory clobber.
1466 (delay_cycles_3): Add memory clobber.
1467 (delay_cycles_4): Add memory clobber.
1468 (cli_sei): New insn from former "enable_interrupt",
1469 "disable_interrupt" with memory clobber.
1470 (*wdt): New insn from former "wdt" with memory clobber.
1471 (*nopv): Similar, but for "nopv".
1472 (*sleep): Similar, but for "sleep".
1474 Backport from 2012-03-07 mainline r185043.
1477 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1479 Backport from 2012-03-07 mainline r185032.
1482 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1483 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1484 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1486 Backport from 2012-03-07 mainline r185031.
1489 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1491 * config/avr/avr.md (xload_8): Adjust insn length.
1493 Backport from 2012-03-07 mainline r185030.
1496 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1497 if RAMPZ affects reading from RAM.
1499 Backport from 2012-03-05 mainline r184919.
1501 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1503 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1505 Backport from mainline r185259.
1508 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1509 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1511 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1513 Backported from mainline
1514 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1517 * c-parser.c (c_parser_postfix_expression)
1518 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1520 * config/i386/smmintrin.h: Avoid /* within a comment.
1521 * config/i386/nmmintrin.h: Likewise.
1523 2012-03-22 Richard Guenther <rguenther@suse.de>
1525 * BASE-VER: Set to 4.7.1.
1526 * DEV-PHASE: Set to prerelease.
1528 2012-03-22 Release Manager
1530 * GCC 4.7.0 released.
1532 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1534 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1536 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1537 Andrew Pinski <apinski@cavium.com>
1540 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1541 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1542 calls instead of __builtin_ir{int,ound}*.
1544 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1547 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1550 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1552 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1553 Refer to GCC 4.7 version of c99status.html.
1555 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1557 Backport from mainline
1558 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1560 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1561 redefine to be NULL if the current bit-size is different from the
1562 configured bit-size.
1564 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1565 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1566 set the default tuning. Add asserts to make sure the cpu and tune
1567 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1568 test whether the index is set, instead of > 0.
1569 (rs6000_file_start): Do not reset the default cpu if the current
1570 bit-size is different from the configured bit-size.
1572 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1574 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1576 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1577 Update binutils references.
1578 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1579 Update binutils reference.
1580 Update Sun as/GNU ld caveat.
1581 Document binutils largefile requirement for LTO plugin.
1582 Remove reference to alternate libpthread.
1584 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1586 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1588 (Specific, mips-sgi-irix6): Likewise.
1590 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1592 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1593 * configure: Regenerate.
1595 2012-03-07 Richard Henderson <rth@redhat.com>
1597 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1598 * config/m68k/sync.md (atomic_test_and_set): Use it.
1599 (atomic_test_and_set_1): Likewise.
1601 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1604 * Makefile.in: Let install-gcc-ar depend on installdirs,
1605 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1606 Don't double canonicalize if cross-compiling.
1608 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1610 * trans-mem.c: New typedef for tm_region_p.
1611 Define vector types for tm_region_p.
1612 (tm_region_init): Replace region_worklist to a vector called
1615 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1618 * trans-mem.c (tm_region_init): Use last_basic_block.
1620 2012-03-05 Richard Henderson <rth@redhat.com>
1623 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1624 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1625 BIGGEST_ALIGNMENT is aligned.
1627 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1629 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1631 2012-03-05 Richard Henderson <rth@redhat.com>
1634 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1635 instead of calling negqi2 directly.
1637 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1639 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1640 (INTMAX_TYPE): Use it.
1641 (UINTMAX_TYPE): Likewise.
1642 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1643 (irix6_c_common_override_options): Declare.
1644 (C_COMMON_OVERRIDE_OPTIONS): Define.
1645 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1646 * config/mips/irix6-c.c: New file.
1647 * config/mips/t-irix6 (irix6-c.o): New target.
1648 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1651 2012-03-02 Richard Henderson <rth@redhat.com>
1653 * optabs.c (expand_atomic_test_and_set): Honor
1654 atomic_test_and_set_trueval even when atomic_test_and_set
1655 optab is not in use.
1657 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1659 Backport from mainline
1660 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1662 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1664 2012-03-02 Richard Guenther <rguenther@suse.de>
1666 * DEV-PHASE: Set to prerelease.
1668 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1670 * config.gcc (obsolete): Add all ARM targets using the FPA.
1671 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1672 * doc/install.texi: Avoid references to obsolete ARM ports.
1674 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1676 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1678 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1679 Joern Rennecke <joern.rennecke@embecosm.com>
1681 * doc/extend.texi: Expand and update information on interrupt
1682 attribute for Epiphany.
1684 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1686 * config/sh/sh-protos.h: Update copyright notice dates.
1687 * config/sh/sh.h: Likewise.
1688 * config/sh/sh.md: Likewise.
1689 * config/sh/constraints.md: Likewise.
1690 * config/sh/predicates.md: Likewise.
1692 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1694 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1695 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1697 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1699 * config/sh/constraints.md: Fix comment typo.
1701 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1704 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1705 unsigned HOST_WIDE_INT.
1706 (zvdep_imm64): Likewise.
1707 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1708 (vdepi_and): Likewise.
1709 Likewise for unamed 64-bit patterns.
1710 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1712 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1715 PR rtl-optimization/52417
1716 * cselib.c (cselib_any_perm_equivs): New variable.
1717 (cselib_reset_table): Check that it's not set when not
1718 preserving constants.
1719 (cselib_add_permanent_equiv): Set it.
1720 (cselib_have_permanent_equivalences): New.
1721 (cselib_init, cselib_finish): Reset it.
1722 * cselib.h (cselib_have_permanent_equivalences): Declare.
1723 * alias.c (get_addr): Restore earlier behavior when there
1724 aren't permanent equivalences.
1726 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1728 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1729 * config/v850/v850-modes.def: Fix copyright notice.
1731 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1733 * doc/extend.texi (AVR Built-in Functions): Document
1734 __builtin_avr_flash_segment.
1736 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1737 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1738 (*split.flash_segment): New insn-and-split.
1739 * config/avr/avr.c (avr_init_builtins): Add local variables:
1740 const_memx_void_node, const_memx_ptr_type_node,
1741 char_ftype_const_memx_ptr.
1743 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1745 PR tree-optimization/52445
1746 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1747 add ssa_name_ver, offset and size fields and change store field
1749 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1750 (add_or_mark_expr): Likewise. Only consider previous stores
1751 with the same size and offset.
1752 (nt_init_block): Only look at gimple_assign_single_p stmts,
1753 doesn't look at rhs2.
1755 2012-03-01 Richard Guenther <rguenther@suse.de>
1758 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1759 conversions from integral types to pointer types.
1761 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1763 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1764 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1765 unintentionally removed in r184616.
1767 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1769 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1772 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1773 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1777 alternatives, add "e" constraint to the new last alternative
1778 and ! to last 3 alternatives.
1780 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1782 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1783 DW_AT_artificial attributes at the end of the processing.
1784 (gen_array_type_die): Likewise.
1785 (gen_enumeration_type_die): Likewise.
1786 (gen_struct_or_union_type_die): Likewise.
1787 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1790 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1793 * expr.c (expand_assignment): If doing misaligned store that doesn't
1794 cover all mode bits, perform a RMW cycle.
1796 PR tree-optimization/52429
1797 * tree-parloops.c (separate_decls_in_region_debug): Return early
1798 if var is LABEL_DECL.
1800 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1802 PR tree-optimization/52424
1803 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1804 calling dom_thread_across_edge.
1806 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1808 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1810 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1812 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1813 * config/avr/avr.c (avr_output_bld): Remove unused function.
1814 (avr_out_sbxx_branch): Use "%T" to print bit position.
1816 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1818 * config/avr/avr.md: Untabify.
1820 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1822 * config/avr/avr.md (eqne): New code iterator.
1823 (*dec-and-branchsi): Use it in text peephole's condition.
1824 (*dec-and-branchhi): Ditto.
1825 (*dec-and-branchqi): Ditto.
1827 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1830 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1831 the device does not have the skip-bug.
1833 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1835 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1836 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1837 -mpretend-cmove): New.
1839 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1842 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1843 doesn't count DEBUG_INSN refs.
1844 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1845 for DEBUG_INSN refs.
1847 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1851 2012-02-20 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/52298
1853 * tree-vect-stmts.c (vectorizable_load): Properly use
1854 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1857 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1860 * gimple.h (gimple_in_transaction): New.
1861 (gimple_set_in_transaction): New.
1862 (struct gimple_statement_base): Add in_transaction field.
1863 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1865 (tree_ssa_lim_initialize): Compute transaction bits.
1866 * tree.h (compute_transaction_bits): Protoize.
1867 * trans-mem.c (tm_region_init): Use the heap to store BB
1869 (compute_transaction_bits): New.
1871 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1873 * gcc.c (display_help): Document --help=common and sort entries
1876 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1878 * doc/install.texi: Document check-$LANG specific shortcuts
1880 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1883 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1885 * config/arm/arm_neon.h: Regenerate.
1886 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1887 (neon_vcgeu): New insn.
1888 (neon_vcgtu): Likewise.
1889 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1890 (ops): Unsigned comparison intrinsics call a different
1893 2012-02-28 Richard Guenther <rguenther@suse.de>
1896 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1897 ordering for the VEC_CONCAT for two element vectors for
1898 V2SFmode, V2SImode and V2DImode.
1900 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1903 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1904 detecting big-endian triplets.
1906 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1908 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1909 mode if there is no type information available.
1911 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1913 PR tree-optimization/53207
1914 * doc/invoke.texi: Document as experimental and relying on graphite.
1916 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1918 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1919 of initializer to changes from r184614.
1921 2012-02-28 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/52395
1924 * tree-sra.c (build_ref_for_offset): Also look at the base
1925 TYPE_ALIGN when figuring out the alignment of the replacement.
1927 2012-02-28 Richard Guenther <rguenther@suse.de>
1929 PR tree-optimization/52402
1930 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1931 mis-aligned types when creating the accesses at the call site.
1933 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1935 * config/avr/builtins.def: New file.
1936 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1937 * config/avr/avr.c (enum avr_builtin_id): Use it.
1938 (avr_init_builtins): Use it. And use avr_bdesc.
1939 (bdesc_1arg): Remove.
1940 (bdesc_2arg): Remove.
1941 (bdesc_3arg): Remove.
1942 (struct avr_builtin_description): Add field n_args.
1943 (avr_bdesc): New static variable using builtins.def.
1944 (avr_expand_builtin): Use it.
1945 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1946 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1947 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1949 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1952 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1953 match only one single hard register with respective hard reg rtx.
1954 (movmemx_<mode>): Ditto.
1955 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1956 insn anatomy of movmem[x]_<mode>.
1957 (avr_out_movmem): Same for printing assembler and operand usage.
1959 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1963 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1964 address spaces located outside of device flash.
1966 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1967 (mcu_type_s): Add field n_flash.
1968 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1969 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1970 (AVR_MCU): Add N_FLASH argument.
1971 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1972 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1973 macro __FLASH<n> if that address space makes sense for the device.
1974 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1975 outside of target flash.
1976 (avr_asm_named_section): Ditto.
1977 (avr_asm_select_section): Ditto.
1978 (avr_addr_space_convert): Ditto.
1979 (avr_emit_movmemhi): Ditto.
1980 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1981 address space is outside of device flash.
1982 (avr_insert_attributes): Ditto.
1983 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1984 avr_current_arch->n_segments.
1986 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1989 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1991 (*movabs<mode>_2): Likewise.
1993 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1996 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1997 s_register_operand in the test instead of REG_P. Don't call
1998 gen_reg_rtx if it won't be used.
2000 PR tree-optimization/52376
2001 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2003 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2005 * ifcvt.c (noce_get_condition): Check condition variable is not
2006 small_register_classes_for_mode_p before accepting.
2008 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2012 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2015 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2016 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2018 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2020 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2022 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2024 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2026 * config/sh/predicates.md: Remove blank lines.
2027 * config/sh/sh.c: Fix typos in comments.
2028 * config/sh/constraints.md: Likewise.
2029 * config/sh/sh.md: Remove blank lines.
2030 Fix typos in comments. Use ;; as comment characters.
2032 2012-02-26 Walter Lee <walt@tilera.com>
2034 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2035 (replace_mov_pcrel_step2): Ditto.
2037 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2040 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2041 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2042 and locs that reference values newer than the non-canonical value
2043 at hand. Return the canonical value as a worst case.
2044 (memrefs_conflict_p): Walk canonical value's locs.
2047 * cselib.c (preserve_only_constants): Rename to...
2048 (preserve_constants_and_equivs): ... this. Split out...
2049 (invariant_or_equiv_p): ... this. Preserve plus expressions
2050 of other preserved expressions too.
2051 (cselib_reset_table): Adjust.
2052 * var-tracking.c (reverse_op): Use canonical value to build
2055 2012-02-23 Kai Tietz <ktietz@redhat.com>
2057 * config/i386/i386.c (ix86_delegitimize_address): Handle
2058 UNSPEC_PCREL plus displacement.
2060 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2063 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2064 to test for unusedness in st X addressing.
2066 2012-02-24 Richard Guenther <rguenther@suse.de>
2069 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2070 (is_gimple_reg_type): Move inline ...
2071 * gimple.h (is_gimple_reg_type): ... here.
2073 2012-02-24 Richard Guenther <rguenther@suse.de>
2076 * passes.c (execute_function_todo): When verifying SSA form
2077 verify gimple form first.
2078 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2080 2012-02-24 Richard Guenther <rguenther@suse.de>
2083 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2084 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2086 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2088 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2090 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2092 * tree-phinodes.c (make_phi_node): Mark static.
2093 * tree-flow.h (make_phi_node): Remove extern decl.
2094 * doc/gimple.texi (make_phi_node): Remove documentation.
2096 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2098 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2099 * tree-ssa-sccvn.c (print_scc): Ditto.
2101 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2103 * doc/passes.texi (Full redundancy elimination): Fix typo.
2105 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2107 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2109 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2112 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2114 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2117 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2119 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2121 * config/avr/avr.md (code_stdname): Add ior, xor.
2122 (xior): New code iterator.
2123 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2124 (*<code_stdname><mode>qi.byte1-3): Ditto.
2126 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2128 PR tree-optimization/52019
2129 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2132 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2134 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2135 HAVE_INITFINI_ARRAY to work around namespace pollution in
2136 certain versions of newlib system headers.
2137 * config.in: Regenerate.
2138 * configure: Regenerate.
2139 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2140 instead of HAVE_INITFINI_ARRAY.
2142 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2146 is not offsettable memory reference.
2148 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2151 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2152 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2154 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2156 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2157 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2159 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2161 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2162 library on Solaris 8 even without TLS support.
2163 * configure: Regenerate.
2165 2012-02-22 Richard Guenther <rguenther@suse.de>
2168 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2169 for GIMPLE_DEBUG stmts.
2171 2012-02-22 Martin Jambor <mjambor@suse.cz>
2174 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2175 according to the base object.
2177 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2179 PR rtl-optimization/50063
2180 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2181 and 2 (8-bit SP) in operand 2.
2182 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2183 setup to use movhi_sp_r instead of vanilla move to write SP.
2184 Adjust REG_CFA notes to superseed unspec.
2185 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2187 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2188 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2189 irq_state 1 (IRQ known to be on) here.
2191 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2193 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2195 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2196 assign_hard_reg): Likewise.
2198 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2200 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2202 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2205 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2206 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2208 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2210 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2211 prototype from here to...
2212 * config/avr/avr.h: ...here.
2214 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2217 * thumb2.md (thumb2_shiftsi3_short): Split register and
2218 immediate shifts. For register shifts tie operands 0 and 1.
2219 (peephole2 for above): Check that register-controlled shifts
2220 have suitably tied operands.
2222 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2225 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2226 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2227 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2228 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2229 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2230 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2231 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2232 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2233 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2234 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2235 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2236 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2237 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2238 bdver1_ssevector_avx256_unaligned_load,
2239 bdver1_ssevector_sse128_unaligned_load,
2240 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2241 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2242 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2243 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2244 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2245 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2246 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2247 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2248 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2249 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2250 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2251 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2252 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2253 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2254 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2255 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2256 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2257 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2258 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2259 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2260 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2261 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2262 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2263 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2264 bdver1_ssediv_double_load, bdver1_ssediv_double,
2265 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2266 Add "bdver2" attribute.
2268 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2270 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2271 default if possible and not specified otherwise.
2273 2012-02-21 Richard Guenther <rguenther@suse.de>
2276 * gimplify.c (create_tmp_from_val): Use the main variant type
2277 for the type of the temporary we create.
2279 2012-02-21 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/52324
2282 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2283 do not gimplify a MEM_REF address operand if it is already
2286 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2288 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2289 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2291 2012-02-21 Richard Guenther <rguenther@suse.de>
2293 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2294 nested_in_vect_loop.
2296 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2298 PR tree-optimization/52318
2299 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2300 vdef also to non-pure/const call stmts in the sequence.
2302 2012-02-20 David S. Miller <davem@davemloft.net>
2304 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2305 don't use the "rd %pc" instruction on v9 for PIC register loads.
2307 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2310 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2311 in a transaction safe function.
2313 2012-02-20 Kai Tietz <ktietz@redhat.com>
2316 * stor-layout.c (place_field): Handle desired_align for
2319 2012-02-20 Richard Guenther <rguenther@suse.de>
2321 PR tree-optimization/52298
2322 * tree-vect-stmts.c (vectorizable_store): Properly use
2323 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2325 (vectorizable_load): Likewise.
2326 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2327 Access DR_STEP after ensuring it is not NULL.
2329 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2331 PR tree-optimization/52286
2332 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2333 optimization use double_int_to_tree instead of build_int_cst_wide,
2334 rewrite to use double_int vars.
2336 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2339 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2341 Remove -e 0 from $gcc_cv_ld invocation.
2342 Only use __GLIBC_PREREQ if defined.
2343 Enable on Solaris since Solaris 8 patch.
2344 (gcc_SUN_LD_VERSION): New macro.
2345 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2346 gcc_SUN_LD_VERSION for version number format.
2347 * configure: Regenerate.
2348 * varasm.c (get_elf_initfini_array_priority_section): Set
2349 SECTION_NOTYPE for non-default priority.
2350 Use get_section instead of get_unnamed_section to emit
2351 .init_array/.fini_array with default priority.
2353 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2355 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2356 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2357 (mips_start_unique_function, mips_output_mips16_rdhwr)
2358 (mips_code_end): New functions.
2359 (TARGET_ASM_CODE_END): Define.
2361 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2363 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2364 to stubs with non-sibling calls.
2366 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2368 * doc/invoke.texi (-fira-* options): Copy-edit.
2369 (ira-* parameters): Copy-edit.
2371 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2373 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2374 GCC coding conventions.
2376 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2378 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2379 when used as adjectives.
2381 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2383 * doc/invoke.texi: Clean up "that"/"which" confusion.
2385 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2387 * system.h: Poison SMALL_REGISTER_CLASSES
2388 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2389 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2391 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2393 PR tree-optimization/52285
2394 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2395 when deciding if a call is a tail call or tail recursion.
2397 2012-02-16 Kai Tietz <ktietz@redhat.com>
2399 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2400 interger-constant displacement for UNSPEC_PCREL.
2402 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2404 PR rtl-optimization/52208
2405 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2406 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2408 PR tree-optimization/52255
2409 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2410 loop->header has virtual PHI, but exit_e->dest doesn't, add
2411 virtual PHI to exit_e->dest and adjust all uses after the loop.
2414 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2415 children with clone_tree_hash, not after it.
2417 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2419 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2420 extended identifiers.
2422 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2425 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2426 a same_body_alias, also test whether e->callee isn't a former
2427 or current clone of the decl this is a same body alias of.
2429 PR translation/52264
2430 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2432 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2434 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2436 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2439 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2440 force_reg instead of copy_to_reg for better optimization. Force
2441 non-register or memory operands into a register.
2443 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2445 * extend.texi: Reserve upper bits of memory model for future use.
2447 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2448 Anatoly Sokolov <aesok@post.ru>
2449 Eric Weddington <eric.weddington@atmel.com>
2452 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2453 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2454 Rewrite initializers for .macro.
2455 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2456 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2457 atxmega32d4, atxmega32x1.
2458 avrxmega4: atxmega64a3, atxmega64d3.
2459 avrxmega5: atxmega64a1, atxmega64a1u.
2460 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2461 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2462 avrxmega7: atxmega128a1, atxmega128a1u.
2463 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2464 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2465 (struct base_arch_s): Rename reserved to xmega_p.
2466 Rename reserved2 to have_rampd.
2467 (AVR_XMEGA): New define.
2468 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2469 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2470 * config/avr/predicates.md (io_address_operand): Take into
2472 (low_io_address_operand): Ditto.
2473 (high_io_address_operand): Ditto.
2474 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2475 (enabled, movhi_sp_r): Use them.
2476 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2477 cpp_define_formatted to built-in define __AVR_ARCH__.
2478 (__AVR_XMEGA__): New built-in define.
2479 (__AVR_HAVE_RAMPD__): New built-in define.
2480 (__AVR_HAVE_RAMPX__): New built-in define.
2481 (__AVR_HAVE_RAMPY__): New built-in define.
2482 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2484 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2485 (avr_option_override): Initialize them.
2486 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2487 (avr_init_expanders): Initialize them. No more block several calls.
2488 (emit_push_sfr): New static function.
2489 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2491 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2492 (avr_print_operand): Print addreeses as symbols for
2493 RAMPX, RAMPY, RAMPD, CCP.
2494 (output_movhi): Handle AVR_XMEGA when writing to SP.
2495 (avr_out_movhi_mr_r_xmega): New static function.
2496 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2497 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2498 __RAMPD__, __CCP__ as needed.
2500 * config/avr/multilib.h: Regenerate.
2501 * config/avr/t-multilib: Regenerate.
2502 * config/avr/avr-tables.opt: Regenerate.
2504 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2506 PR tree-optimization/50561
2507 * graphite-flattening.c (lst_project_loop): Do not
2508 remove old scattering dimensions after flattening.
2509 (lst_do_flatten): Likewise.
2511 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2513 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2514 __builtin_avr_map8, __builtin_avr_map16.
2515 Document __builtin_avr_insert_bits.
2517 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2518 (insert_bits): New insn.
2519 (adjust_len.map_bits): Rename to insert_bits.
2520 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2521 * avr-protos.h (avr_out_map_bits): Remove.
2522 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2523 * config/avr/constraints.md (Cxf,C0f): New.
2524 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2525 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2526 New built-in define __BUILTIN_AVR_INSERT_BITS.
2527 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2528 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2529 (avr_move_bits): Rewrite.
2530 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2532 (avr_map_op_t): New typedef.
2533 (avr_map_op): New static variable.
2534 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2535 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2536 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2537 (bdesc_3arg, avr_expand_triop_builtin): New.
2538 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2539 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2540 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2541 (avr_map_equal_p, avr_map_sig_p): Remove.
2542 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2543 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2544 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2545 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2546 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2547 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2549 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2551 * config/c6x/c6x.md (reserve_cycles): New attribute.
2552 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2553 don't reserve functional units after the branch occurs.
2555 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2558 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2559 functions into non-tm_pure functions.
2561 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2564 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2565 (iterative_hash_canonical_type): Likewise.
2566 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2569 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2571 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2572 sched-group insn, it either remains alone or the entire list is pruned.
2574 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2576 * doc/install.texi (Prerequisites): Fix grammar.
2577 (Configuration): Likewise.
2579 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2581 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2582 MPC as part of GCC before describing configuring with --with-gmp etc.
2583 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2584 sources are present.
2586 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2589 * dwarf2out.c (clone_tree_hash): New function.
2590 (copy_decls_walk): Use it instead of clone_tree.
2592 2012-02-14 Richard Guenther <rguenther@suse.de>
2594 PR tree-optimization/52244
2595 PR tree-optimization/51528
2596 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2597 replacements for integral types.
2599 2012-02-14 Walter Lee <walt@tilera.com>
2601 * config.gcc: Handle tilegx and tilepro.
2602 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2604 Add HAVE_AS_TLS check for tilegx and tilepro.
2605 * configure: Regenerate.
2606 * doc/contrib.texi: Add Mat Hostetter and self.
2607 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2608 Document instruction intrinsics and network accessing intrinsics.
2609 (TILEPro Built-in Functions): New node. Document instruction
2610 intrinsics and network accessing intrinsics.
2611 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2612 (Specific, tilepro-*-linux*): Likewise.
2613 * doc/invoke.texi (TILE-Gx Options): New section.
2614 (TILEPro Options): New section.
2615 * doc/md.texi (TILE-Gx): New section.
2616 (TILEPro): New section.
2617 * common/config/tilegx/tilegx-common.c: New file.
2618 * common/config/tilepro/tilepro-common.c: New file.
2619 * config/tilegx/constraints.md: New file.
2620 * config/tilegx/linux.h: New file.
2621 * config/tilegx/mul-tables.c: New file.
2622 * config/tilegx/predicates.md: New file.
2623 * config/tilegx/sync.md: New file.
2624 * config/tilegx/t-tilegx: New file.
2625 * config/tilegx/tilegx-builtins.h: New file.
2626 * config/tilegx/tilegx-c.c: New file.
2627 * config/tilegx/tilegx-generic.md: New file.
2628 * config/tilegx/tilegx-modes.def: New file.
2629 * config/tilegx/tilegx-multiply.h: New file.
2630 * config/tilegx/tilegx-protos.h: New file.
2631 * config/tilegx/tilegx.c: New file.
2632 * config/tilegx/tilegx.h: New file.
2633 * config/tilegx/tilegx.md: New file.
2634 * config/tilegx/tilegx.opt: New file.
2635 * config/tilepro/constraints.md: New file.
2636 * config/tilepro/gen-mul-tables.cc: New file.
2637 * config/tilepro/linux.h: New file.
2638 * config/tilepro/mul-tables.c: New file.
2639 * config/tilepro/predicates.md: New file.
2640 * config/tilepro/t-tilepro: New file.
2641 * config/tilepro/tilepro-builtins.h: New file.
2642 * config/tilepro/tilepro-c.c: New file.
2643 * config/tilepro/tilepro-generic.md: New file.
2644 * config/tilepro/tilepro-modes.def: New file.
2645 * config/tilepro/tilepro-multiply.h: New file.
2646 * config/tilepro/tilepro-protos.h: New file.
2647 * config/tilepro/tilepro.c: New file.
2648 * config/tilepro/tilepro.h: New file.
2649 * config/tilepro/tilepro.md: New file.
2650 * config/tilepro/tilepro.opt: New file.
2652 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2654 PR tree-optimization/52210
2655 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2656 vect_model_simple_cost with two entry vect_def_type array instead
2657 of an address of dt.
2659 2012-02-14 Richard Guenther <rguenther@suse.de>
2662 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2663 Do not stream DECL_QUALIFIER.
2664 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2665 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2666 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2668 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2671 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2674 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2677 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2678 * cselib.c (cselib_subst_to_values_from_insn): New function.
2679 * sched-deps.c (add_insn_mem_dependence,
2680 sched_analyze_1, sched_analyze_2): Use it.
2682 2012-02-13 Jan Hubicka <jh@suse.cz>
2685 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2687 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2689 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2690 (GTM_SELF_SPECS): Define if not already defined.
2691 (driver_self_specs): Add GTM_SELF_SPECS.
2692 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2693 (GTM_SELF_SPECS): Define.
2694 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2695 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2697 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2699 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2702 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2705 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2706 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2708 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2711 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2713 2012-02-13 Richard Guenther <rguenther@suse.de>
2715 PR translation/52211
2716 * passes.c (enable_disable_pass): Fix typo.
2718 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2721 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2722 XOR for reduce_bit_field if type is unsigned.
2724 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2726 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2727 disallow changes from SFmode to mode with different size in FP regs.
2729 2012-02-12 Robert Millan <rmh@gnu.org>
2730 Gerald Pfeifer <gerald@pfeifer.com>
2732 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2735 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2737 PR rtl-optimization/52175
2738 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2739 to frame-related instructions.
2741 2012-02-10 Jason Merrill <jason@redhat.com>
2744 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2745 (demangle_new_symbols): Fill it.
2746 (scan_linker_output): Walk it.
2747 (start_tweaking): Split out from scan_linker_output.
2748 (maybe_tweak): Update sym->chosen.
2749 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2751 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2754 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2756 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2758 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2759 having the same mode as previous compare.
2761 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2763 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2764 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2765 (nonlocal_goto_internal): Likewise.
2766 (nonlocal_goto): Emit a use and an indirect jump directly.
2768 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2771 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2772 __atomic_{is,always}_lock_free.
2774 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2777 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2778 negative constant address for x32.
2780 2012-02-10 Richard Henderson <rth@redhat.com>
2782 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2783 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2784 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2786 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2787 Ira Rosen <irar@il.ibm.com>
2789 PR tree-optimization/50031
2790 * targhooks.c (default_builtin_vectorization_cost): Handle
2792 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2793 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2794 all types of reduction and pattern statements.
2795 (vect_estimate_min_profitable_iters): Likewise.
2796 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2797 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2798 for explicit realigns.
2799 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2800 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2802 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2803 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2804 vec_perm for VSX and handle vec_promote_demote.
2806 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2809 * builtins.c (fold_builtin_atomic_always_lock_free,
2810 expand_builtin_atomic_always_lock_free,
2811 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2812 Return and/or test boolean_true_node/boolean_false_node instead of
2813 integer_one_node/integer_zero_node.
2815 2012-02-10 Jan Hubicka <jh@suse.cz>
2818 * predict.c (predict_paths_for_bb): Prevent looping.
2819 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2821 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2823 * config/arm/arm.c (output_move_double): In one case properly
2824 count number of instructions that will be emitted.
2826 2012-02-10 Richard Guenther <rguenther@suse.de>
2828 PR translation/52193
2829 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2831 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2834 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2836 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2839 * var-tracking.c (emit_note_insn_var_location): If
2840 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2841 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2842 non-NOTE_DURING_CALL_P insn.
2844 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2847 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2849 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2852 * gcc.c (switch_matches) Support switches with separated form,
2855 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2857 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2859 (RAMPZ_ADDR): Ditto.
2860 * config/avr/avr.c (avr_addr_t): New typedef.
2861 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2862 (avr_init_expanders): Initialize it.
2863 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2865 (expand_epilogue): Ditto.
2866 (avr_print_operand): Ditto.
2867 (avr_file_start): Ditto.
2868 (avr_emit_movmemhi): Ditto.
2870 2012-02-08 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/46886
2873 * tree-flow.h (do_while_loop_p): Declare.
2874 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2875 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2877 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2879 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2880 always succeed for integers larger than a native word.
2882 2012-02-08 Richard Guenther <rguenther@suse.de>
2884 PR rtl-optimization/52170
2885 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2886 properly handle integer vector modes.
2888 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2890 PR gcov-profile/52150
2891 * coverage.c: Include target.h.
2892 (build_var): Call targetm.strip_name_encoding on the assembler name.
2893 Change one _ into . or $ if the target allows it.
2894 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2896 PR rtl-optimization/52139
2897 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2898 is a BARRIER after emit_insn_after_noloc, move BB_END
2899 to the last non-BARRIER insn before it.
2901 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2904 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2905 (mips_gimplify_va_arg_expr): Call it instead of
2906 std_gimplify_va_arg_expr.
2908 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2910 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2911 message for -mno-pointers-to-nested-function.
2913 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2916 * expr.c (get_inner_reference): If there is an offset, add a negative
2917 bit position to it (if any).
2919 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2921 PR rtl-optimization/52060
2922 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2923 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2924 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2925 and/or i0src_copy2 when needed.
2927 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2929 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2930 or LTOPLUGINSONAME if have_c.
2932 * config/freebsd-spec.h: Add comment about what macros can be defined
2934 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2935 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2938 2012-02-07 Richard Guenther <rguenther@suse.de>
2940 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2941 newline in -alias dumps.
2943 2012-02-07 Kai Tietz <ktietz@redhat.com>
2944 Dave Korn <dave.korn.cygwin@gmail.com>
2947 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2948 Take care that typinfo gets dllexport-attribute.
2950 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2953 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2954 if modifier < EXPAND_SUM call force_operand on the result.
2956 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2958 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2959 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2961 (epiphany_function_type): Replace types for specific interrupts with
2962 EPIPHANY_FUNCTION_INTERRUPT.
2963 (EPIPHANY_INTERRUPT_P): Update.
2964 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2965 New static function.
2966 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2967 <disinterrupt>: Affects type identity.
2968 (epiphany_handle_interrupt_attribute): Handle variable number of
2970 (epiphany_compute_function_type): Update for new
2971 epiphany_function_type definition.
2972 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2973 handlers with a longcall forwarder.
2974 (epiphany_start_function): Handle multiple interrupt arguments and/or
2975 forwarder_section attribute.
2977 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2980 2012-02-07 Alan Modra <amodra@gmail.com>
2983 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2986 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2988 PR tree-optimization/50969
2989 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2990 use vec_perm rather than vector_stmt.
2991 (vect_model_load_cost): Likewise.
2992 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2993 vec_perm to be the same as other vector statements.
2994 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2995 cost of vec_perm for TARGET_VSX.
2997 2012-02-06 Richard Guenther <rguenther@suse.de>
2999 PR tree-optimization/52115
3000 * tree-sra.c (access_has_replacements_p): New function.
3001 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3003 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3006 * trans-mem.c (expand_call_tm): Add an assertion.
3007 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3010 2012-02-06 Richard Guenther <rguenther@suse.de>
3012 PR tree-optimization/50955
3013 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3014 raise cost of expressions that replace an address with an
3015 expression based on a different pointer.
3017 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3020 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3021 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3023 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3026 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3027 -Weffc++ and specify guidelines come from second edition.
3029 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3031 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3032 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3033 (call_direct_split, call_value_split, call_value_internal_direct)
3034 (call_value_direct_split, call_value_multiple_split): Use jal and
3035 jal_macro attributes.
3037 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3039 * reload1.c (reload_regs_reach_end_p): Replace with...
3040 (reload_reg_rtx_reaches_end_p): ...this function.
3041 (new_spill_reg_store): Update commentary.
3042 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3043 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3044 before setting new_spill_reg_store.
3045 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3046 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3047 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3048 for non-spill reload registers.
3050 2012-02-05 Ira Rosen <irar@il.ibm.com>
3052 PR tree-optimization/52091
3053 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3054 (vect_is_simple_use_1): Likewise.
3055 * tree-vect-loop.c (vectorizable_reduction): Update calls
3056 to vect_is_simple_use_1 and vect_is_simple_use.
3057 (vectorizable_live_operation): Likewise.
3058 * tree-vect-patterns.c (widened_name_p,
3059 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3060 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3061 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3062 vectorizable_shift,vectorizable_operation, vectorizable_store,
3063 vectorizable_load): Likewise.
3064 (vect_is_simple_cond): Add an argument, pass it to
3065 vect_is_simple_use_1.
3066 (vectorizable_condition): Update calls to vect_is_simple_cond,
3068 (vect_is_simple_use): Add an argument, the statement in which
3069 OPERAND is used. Check that if OPERAND's def stmt is a double
3070 reduction phi node, the use is a phi node too.
3071 (vect_is_simple_use_1): Add an argument, pass it to
3073 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3074 to vect_is_simple_use.
3076 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3078 PR rtl-optimization/52095
3079 * modulo-sched.c (dump_insn_locator): New function.
3080 (loop_canon_p, sms_schedule): Use it.
3082 PR rtl-optimization/52113
3083 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3084 even for decomposable shift/zext insns.
3086 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3087 Zdenek Dvorak <ook@ucw.cz>
3089 PR rtl-optimization/52092
3090 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3091 on get_iv_value result.
3093 2012-02-02 Andrew Pinski <apinski@cavium.com>
3097 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3099 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3102 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3104 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3106 PR rtl-optimization/49800
3107 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3108 (sched_finish): Call regstat_free_n_sets_and_refs.
3110 2012-02-02 Jia Liu <proljc@gmail.com>
3112 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3115 2012-02-02 Jan Hubicka <jh@suse.cz>
3116 Tom de Vries <tom@codesourcery.com>
3119 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3120 * varpool.c (varpool_analyze_pending_decls): Likewise.
3122 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3123 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3125 * config.gcc: Add cr16-* support.
3127 * doc/extend.texi: Document cr16 extensions.
3128 * doc/install.texi: Document cr16 install.
3129 * doc/invoke.texi: Document cr16 options.
3130 * doc/md.texi: Document cr16 constraints.
3132 * common/config/cr16/cr16-common.c: New file.
3133 * config/cr16/cr16.c: New file.
3134 * config/cr16/cr16.h: New file.
3135 * config/cr16/cr16.md: New file.
3136 * config/cr16/cr16.opt: New file.
3137 * config/cr16/cr16-protos.h: New file.
3138 * config/cr16/predicates.md: New file.
3139 * config/cr16/constraints.md: New file.
3140 * config/cr16/t-cr16: New file.
3142 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3145 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3146 that operands[2] is either immediate, or q_regs_operand.
3148 PR tree-optimization/52073
3149 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3150 a pattern stmt for pattern uses, ignore uses outside of the loop.
3152 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3154 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3155 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3156 (OUT_AS1, OUT_AS2): Remove.
3158 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3160 PR rtl-optimization/51374
3161 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3162 to cross other volatile_refs_p insns.
3164 2012-02-01 Richard Guenther <rguenther@suse.de>
3166 * doc/invoke.texi (fno-inline): Clarify documentation.
3167 (finline-small-functions): Likewise.
3168 (finline-functions): Likewise.
3169 * common.opt (finline): Adjust comment and documentation.
3170 (finline-small-functions): Clarify documentation.
3171 (finline-functions): Likewise.
3172 (finline-functions-called-once): Likewise.
3174 2012-02-01 Tristan Gingold <gingold@adacore.com>
3176 * c-typeck.c (composite_type): Keep mode for pointers.
3178 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3180 * function.h (regno_reg_rtx): Adjust comment.
3181 * reginfo.c (init_reg_modes_target): Only use the previous mode
3182 if it fits within one register. Remove MIPS comment.
3184 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3187 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3189 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3191 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3192 to srak instruction.
3194 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3196 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3198 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3203 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3205 2012-01-31 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/51528
3208 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3211 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3216 * ree.c (add_removable_extension): Change def_map argument
3217 to unsigned *, store in def_map 1 + offset into *insn_list vector
3218 instead of pointers into the vector.
3219 (find_removable_extensions): Adjust caller.
3221 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3223 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3224 Transform all "* quoted-c-code" to { c-code }.
3225 Remove redundant test for "optimize" in combine patterns.
3226 Move (include "avr-dimode.md") to end of file.
3228 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3231 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3232 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3234 2012-01-30 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/52028
3237 * tree-loop-distribution.c (ldist_gen): Properly update
3240 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3243 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3244 set_cur_line_info_table if not emitting debug info.
3246 PR tree-optimization/52046
3247 * tree-vect-patterns.c (check_bool_pattern): Give up if
3248 a comparison could throw.
3251 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3253 2012-01-30 Richard Guenther <rguenther@suse.de>
3255 PR tree-optimization/52045
3256 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3257 SSA form if cfgcleanup did anything.
3259 2012-01-30 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/52045
3262 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3263 before computing final todo.
3265 2012-01-30 Richard Guenther <rguenther@suse.de>
3267 PR tree-optimization/51528
3268 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3271 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3273 * df-problems.c (df_kill_notes): Check that the use refers
3274 to the note under examination.
3276 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3279 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3280 parameter and use short-lived pseudos.
3281 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3282 (sparc_expand_vector_init): Const-ify local variables and adjust
3283 calls to above functions.
3285 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3287 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3289 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3291 * doc/invoke.texi: Make usage of "compile time" and
3292 "run time"/"runtime" consistent throughout the file.
3294 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3296 * config/alpha/alpha.c (alpha_option_override): Default to
3297 full IEEE compliance mode for Go language.
3299 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3301 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3302 (LINK_SSP_SPEC): Define.
3304 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3307 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3310 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3312 * doc/invoke.texi: Correct hyphenation of "floating point",
3313 "double precision", and related terminology throughout the file.
3315 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3318 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3319 arm_general_register_operand predicate for operand 2 instead of
3322 2012-01-27 Ian Lance Taylor <iant@google.com>
3325 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3326 * builtins.c (expand_builtin_init_trampoline): Add onstack
3327 parameter. Change caller.
3328 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3329 * tree.c (build_common_builtin_nodes): Declare
3330 __builtin_init_heap_trampoline.
3332 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3334 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3335 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3336 * config/avr/avr.c: Ditto.
3337 (avr_regnames): Remove because unused.
3338 * config/avr/avr.md (*cpse.ne): New peephole.
3339 (*cpse.eq): New peephole from former cpse peepholes.
3341 2012-01-27 Michael Eager <eager@eagercon.com>
3343 * config/microblaze.c (microblaze_emit_compare): Correct
3344 test after pcmp instruction.
3346 2012-01-27 Richard Guenther <rguenther@suse.de>
3348 PR tree-optimization/52020
3349 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3351 2012-01-27 Richard Guenther <rguenther@suse.de>
3353 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3354 function non-const/pure.
3356 2012-01-27 Richard Guenther <rguenther@suse.de>
3358 PR tree-optimization/50444
3359 * tree-sra.c (build_ref_for_offset): Properly adjust the
3360 MEM_REF type for unaligned accesses.
3362 2012-01-27 Richard Guenther <rguenther@suse.de>
3364 PR tree-optimization/50444
3365 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3366 (expand_assignment): Use it. Properly handle misaligned
3367 bases when expanding stores to component references.
3368 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3371 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3374 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3375 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3376 * tree-data-ref.c (find_data_references_in_loop): Make static.
3377 (compute_all_dependences): Change return type to bool. Bail out
3378 for too many datarefs in a loop. Move the hunk resetting the data
3379 dependences vector from ...
3380 (compute_data_dependences_for_loop): ... here. Account for
3381 compute_all_dependences returning false.
3382 (compute_data_dependences_for_bb): Likewise.
3383 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3384 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3386 2012-01-27 Richard Guenther <rguenther@suse.de>
3389 * expr.c (store_field): Use the alias-set of the scratch memory
3392 2012-01-27 Tom de Vries <tom@codesourcery.com>
3394 PR tree-optimization/51990
3395 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3397 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3399 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3402 * var-tracking.c (reverse_op): Don't add any reverse operation
3403 if V already has any constant locations.
3405 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3407 * doc/invoke.texi: Correct usage of "command line" (noun)
3408 vs "command-line" (adjective) throughout.
3410 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3412 * doc/invoke.texi (Language Independent Options): Move
3413 -Wcoverage-mismatch blurb from here....
3414 (Warning Options): ...to here.
3416 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3418 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3419 Set rs6000_always_hint to false for 476.
3421 2012-01-27 Matthias Klose <doko@ubuntu.com>
3423 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3425 * incpath.c (add_standard_paths): Likewise.
3427 2012-01-27 Richard Henderson <rth@redhat.com>
3429 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3430 * config/m68k/sync.md (atomic_test_and_set): Rename from
3431 sync_test_and_setqi and adjust the operands.
3432 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3433 and unconditionally enable.
3435 2012-01-27 Richard Henderson <rth@redhat.com>
3437 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3438 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3439 (ldstub): Rename from ldstubqi.
3440 (ldstub<I24MODE>): Remove.
3442 2012-01-27 Richard Henderson <rth@redhat.com>
3444 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3445 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3446 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3447 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3448 * doc/tm.texi: Rebuild.
3450 2012-01-27 Richard Henderson <rth@redhat.com>
3452 * optabs.c (gen_atomic_test_and_set): Remove default.
3453 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3455 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3457 PR rtl-optimization/51978
3458 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3459 (combine_reaching_defs): Likewise.
3460 (struct re_info): Remove.
3461 (add_removable_extension): Remove x and data arguments,
3462 add insn, insn_list and def_map. Use the arguments directly
3463 instead of using struct re_info.
3464 (find_removable_extensions): Don't call add_removable_extension
3465 through note_stores, instead just call it with single_set
3467 (find_and_remove_re): Pass curr_cand->expr instead of
3468 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3470 2012-01-26 Michael Matz <matz@suse.de>
3472 PR tree-optimization/46590
3473 * cfgexpand.c: Revert last change (r183305).
3474 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3476 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3477 checking for emptiness.
3479 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3482 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3483 non-addressable non-BLKmode base correctly.
3485 2012-01-26 Michael Matz <matz@suse.de>
3487 PR tree-optimization/48794
3488 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3489 regions referenced from RESX/EH_DISPATCH.
3491 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3493 * config/s390/s390.h: Make BRANCH_COST an option.
3494 * config/s390/s390.opt: New option -mbranch-cost.
3496 2012-01-26 Richard Henderson <rth@redhat.com>
3498 Revert 2012-01-24 change:
3499 * trans-mem.c (requires_barrier): Do not instrument thread local
3500 variables and emit save/restore for them.
3502 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3505 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3508 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3510 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3513 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3516 Rename __pgm to __flash.
3517 Rename __pgm1 to __flash1.
3518 Rename __pgm2 to __flash2.
3519 Rename __pgm3 to __flash3.
3520 Rename __pgm4 to __flash4.
3521 Rename __pgm5 to __flash5.
3522 Rename __pgmx to __memx.
3523 * doc/extend.texi (AVR Named Address Spaces)
3524 Rename address space names as indicated above.
3525 * config/avr/avr.c (avr_addrspace): Ditto.
3527 * config/avr/avr-protos.h
3528 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3529 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3530 * config/avr/predicates.md: Ditto.
3531 * config/avr/avr.c Ditto, and
3532 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3533 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3535 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3536 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3537 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3538 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3539 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3540 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3541 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3542 * config/avr/avr.c: Ditto.
3543 * config/avr/avr.md: Ditto.
3545 2012-01-25 Jason Merrill <jason@redhat.com>
3548 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3550 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3552 PR tree-optimization/51987
3553 * tree-data-ref.c (get_references_in_stmt): Handle references in
3554 non-volatile GIMPLE_ASM.
3556 2012-01-25 Richard Guenther <rguenther@suse.de>
3558 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3559 bases are dereferenced.
3561 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3563 PR rtl-optimization/48374
3564 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3566 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3568 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3569 compute_data_dependences_for_loop returns false.
3570 * tree-parloops.c (loop_parallel_p): Likewise.
3572 2012-01-25 Richard Guenther <rguenther@suse.de>
3574 * tree.h (get_pointer_alignment_1): Declare.
3575 * builtins.c (get_pointer_alignment_1): New function.
3576 (get_pointer_alignment): Use it.
3578 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3580 PR rtl-optimization/48308
3581 * combine.c (enum undo_kind): Add UNDO_LINKS.
3582 (struct undo): Add member l to other_contents and where.
3583 (do_SUBST_LINK): New.
3585 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3586 (undo_all): Handle UNDO_LINKS.
3588 2012-01-25 Richard Henderson <rth@redhat.com>
3590 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3593 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3595 * optabs.c (gen_atomic_test_and_set): Use each argument.
3597 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3599 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3600 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3601 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3602 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3603 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3604 TARGET_PAIRED_SINGLE_FLOAT.
3606 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3608 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3609 (in_struct, return_val): Remove MEM documentation.
3610 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3611 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3612 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3614 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3615 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3616 * expr.c (store_field): Likewise.
3617 * function.c (assign_stack_temp_for_type): Likewise.
3618 * ifcvt.c (noce_try_cmove_arith): Likewise.
3619 * reload1.c (reload): Likewise.
3620 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3621 (alpha_set_memflags): Likewise.
3622 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3624 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3626 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3628 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3629 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3630 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3632 * cselib.c (cselib_rtx_varies_p): Delete.
3633 (cselib_invalidate_mem): Update call to canon_true_dependence.
3634 * dse.c (record_store, check_mem_read_rtx): Likewise.
3635 (scan_reads_nospill): Likewise.
3636 * cse.c (check_dependence): Likewise.
3637 (cse_rtx_varies_p): Delete.
3638 * expr.c (safe_from_p): Update call to true_dependence.
3639 * ira.c (validate_equiv_mem_from_store): Likewise.
3640 (memref_referenced_p): Likewise.
3641 * postreload-gcse.c (find_mem_conflicts): Likewise.
3642 * sched-deps.c (sched_analyze_2): Likewise.
3643 * store-motion.c (load_kills_store): Likewise.
3644 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3645 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3646 (compute_transp): Update call to canon_true_dependence.
3648 2012-01-25 Richard Henderson <rth@redhat.com>
3650 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3651 (maybe_emit_atomic_test_and_set): New.
3652 (expand_sync_lock_test_and_set): Use it.
3653 (expand_atomic_test_and_set): Likewise.
3654 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3655 the implementation; clarify implementation defined details.
3656 * doc/md.texi (atomic_test_and_set): Document.
3658 2012-01-25 Richard Henderson <rth@redhat.com>
3660 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3662 2012-01-25 Richard Henderson <rth@redhat.com>
3665 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3666 to effect no-op split.
3668 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3671 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3672 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3673 (BT_FN_VOID_PTR_INT_SIZE): New.
3674 (BT_FN_UINT_UINT_VAR): Remove.
3675 (BT_FN_UINT32_UINT32_VAR): New.
3676 (BT_FN_DOUBLE_VPTR): Remove.
3677 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3679 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3680 (_ITM_changeTransactionMode): Same.
3681 (_ITM_memmoveRtWt): Change return type to void.
3682 (_ITM_memcpyRtWt): Same.
3683 (_ITM_memsetW): Same.
3684 (_ITM_RaRD): Change types to double.
3689 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3691 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3692 Patrick Marlier <patrick.marlier@gmail.com>
3694 * trans-mem.c (requires_barrier): Do not instrument thread local
3695 variables and emit save/restore for them.
3697 2012-01-24 Jason Merrill <jason@redhat.com>
3700 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3701 output static aliases.
3703 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3706 * common.opt (-pie, -shared, pie, shared): Change from Common to
3708 * gcc.c (display_help): Display help for -pie and -shared.
3710 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3713 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3714 Remove note on size/offset limitation.
3715 (AVR Variable Attributes): Add example how to read data located
3716 with progmem. Refer to named address spaces.
3717 * doc/invoke.texi (AVR Options): Fix typo.
3719 2012-01-24 Richard Guenther <rguenther@suse.de>
3721 Forward-port to trunk
3722 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3725 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3726 op0 isn't sufficiently aligned and there is movmisalignM
3727 insn for mode, use it to load op0 into a temporary register.
3729 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3732 * target.def (const_not_ok_for_debug_p): New hook.
3733 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3735 * doc/tm.texi: Regenerated.
3736 * dwarf2out.c (const_ok_for_output_1): If
3737 targetm.const_not_ok_for_debug_p returns true, fail.
3738 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3740 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3742 2012-01-23 Kai Tietz <ktietz@redhat.com>
3745 * config/i386/predicates.md (symbolic_operand): Allow
3746 UNSPEC_PCREL as PIC expression for lea.
3747 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3748 * config/i386/i386.c (ix86_delegitimize_address): Handle
3749 UNSPEC_PCREL for none-MEM, too.
3751 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3753 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3754 (ipa_tm_create_version_alias): Same.
3756 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3759 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3760 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3762 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3763 Patrick Marlier <patrick.marlier@gmail.com>
3764 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3767 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3768 simple_object_start_read.
3770 2012-01-23 Richard Guenther <rguenther@suse.de>
3773 PR tree-optimization/51895
3774 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3775 parameter decomposition into BLKmode components.
3777 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3779 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3780 fake variables for restrict-qualified pointers whose pointed-to type
3781 contains a placeholder.
3783 2012-01-23 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/51949
3786 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3788 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3790 PR rtl-optimization/51933
3791 * ree.c (transform_ifelse): Return true right away if dstreg is
3792 already wider or equal to cand->mode.
3793 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3794 (make_defs_and_copies_lists): Remove defs_list and copies_list
3795 arguments, add state argument, just truncate state->work_list
3796 instead of always allocating and freeing the vector. Assert that
3797 get_defs succeeds instead of returning 2. Changed return type to bool.
3798 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3799 have ext_src_mode, see if it has been modified already with the
3800 right kind of extension and has been extended before from the
3801 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3802 just return true. Remember the original mode in state->modified array.
3803 (combine_reaching_defs): Add state argument. Don't allocate and
3804 free here def_list, copied_list and vec vectors, instead just
3805 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3806 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3807 Add state variable, clear vectors in it, initialize state.modified
3808 if needed. Free all the vectors at the end and state.modified too.
3809 Don't skip a candidate if the extension expression has been modified.
3811 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3814 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3815 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3816 (extra_options) interix.opt -> i386/interix.opt"
3817 (extra_objs):Add winnt-stubs.o
3818 * configure.ac: Add interix to target_os .comm on PE check.
3819 * configure: Regenerate.
3820 * config/interix3.h: Delete and move bits to..
3821 * config/interix.h: Delete and move bits to..
3822 * config/i386/i386-interix3.h: Delete and move bits to..
3823 * config/i386/i386-interix.h: ..here.
3824 (TARGET_CPU_DEFAULT): Remove redefinition.
3825 (TARGET_ASM_CONSTRUCTOR): Undefine.
3826 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3827 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3828 (PTRDIFF_TYPE): Define.
3829 (LONG_DOUBLE_TYPE_SIZE): Define.
3830 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3831 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3832 (TARGET_SECTION_TYPE_FLAGS): Define.
3833 (ASM_DECLARE_FUNCTION_NAME): Define.
3834 (ASM_OUTPUT_EXTERNAL): Define.
3835 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3836 (ASM_OUTPUT_ALIGNED_BSS): Define.
3837 (PCC_BITFIELD_TYPE_MATTERS): Define.
3838 (USE_CONST_SECTION): Define.
3839 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3840 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3841 (SUPPORTS_ONE_ONLY): Remove.
3842 (I386_PE_STRIP_ENCODING): Define.
3843 * config/interix.opt: Delete and move bits to..
3844 * config/i386/interix.opt: ..here. New.
3845 (mpe-aligned-commons): Add.
3846 * config/i386/t-interix: Add copyright header.
3847 (winnt-stubs.o): Add rule.
3849 2012-01-22 Jason Merrill <jason@redhat.com>
3852 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3853 for extra name aliases.
3855 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3857 PR rtl-optimization/51924
3858 * ree.c (combine_set_extension): Improve debugging message.
3859 (combine_reaching_defs): Likewise.
3860 (get_defs): Rename confusingly named variable.
3861 (find_and_remove_re): Skip a candidate if the extension expression has
3864 2012-01-21 Robert Millan <rmh@gnu.org>
3865 Gerald Pfeifer <gerald@pfeifer.com>
3867 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3868 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3870 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3872 PR tree-optimization/51914
3873 * tree-vect-stmts.c (vectorizable_conversion): For
3874 cvt_type && modifier == WIDEN, put temporary with cvt_type
3875 at the beginning of vec_dsts and set vec_dest to temporary
3878 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3880 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3882 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3884 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3885 * config/rs6000/rs6000.c: Likewise.
3887 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3890 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3891 output_move_double on a copy of operands array.
3893 2012-01-20 Cary Coutant <ccoutant@google.com>
3894 Dodji Seketeli <dodji@redhat.com>
3897 * dwarf2out.c (copy_declaration_context): Return ref to parent
3898 of declaration DIE, if necessary.
3899 (remove_child_or_replace_with_skeleton): Add new parameter; update
3900 caller. Place skeleton DIE under parent DIE of original declaration.
3901 Move call to copy_declaration_context to here ...
3902 (break_out_comdat_types): ... from here.
3904 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3906 PR rtl-optimization/51856
3907 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3910 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3913 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3914 hints for neon loads and stores.
3916 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3920 * doc/extend.texi (Named Address Spaces): Split into subsections.
3921 (AVR Named Address Spaces): New subsection.
3922 (M32C Named Address Spaces): New subsection.
3923 (RL78 Named Address Spaces): New subsection.
3924 (SPU Named Address Spaces): New subsection.
3925 (Variable Attributes): New anchor "AVR Variable Attributes".
3926 (AVR Variable Attributes): Rewrite and avoid wording
3927 "address space" in this context.
3928 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3929 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3930 (AVR Built-in Macros): New subsubsection therein.
3931 * doc/md.texi (AVR constraints): Remove "C04", "R".
3933 2012-01-20 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/51903
3936 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3937 when removing stmts.
3939 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3942 * config/arm/arm.c (arm_load_pic_register): Use
3943 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3944 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3945 (arm_pic_static_addr): Likewise.
3946 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3947 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3948 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3949 (pic_load_addr_unified): New.
3951 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3954 * function.c (instantiate_virtual_regs_in_insn): Use
3955 delete_insn_and_edges when removing a wrong asm insn.
3957 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3959 PR rtl-optimization/40761
3960 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3961 Add new member loop_num.
3962 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3963 (ira_build): Remove the parameter.
3965 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3966 (ira.c): Do not build CFG loops for one region allocation. Remove
3967 argument from ira_build call.
3969 * ira-build.c (init_loop_tree_node): New function.
3970 (create_loop_tree_nodes): Use it. Separate the case when CFG
3971 loops are not built.
3972 (more_one_region_p): Check current_loops.
3973 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3975 (add_loop_to_tree): Process loop equal to NULL too.
3976 (form_loop_tree): Separate the case when CFG loops are not built.
3977 Use explicitly number for the root.
3978 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3980 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3981 instead of loop->num.
3982 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3983 (mark_all_loops_for_removal): Ditto.
3984 (remove_unnecessary_regions): Separate the case when CFG loops
3986 (ira_build): Remove the parameter. Use explicit number of regions
3987 when CFG loops are not built.
3989 * ira-color.c (print_loop_title): Separate the case for the root node.
3990 Use loop_num instead of loop->num.
3991 (move_spill_restore): Use loop_num instead of loop->num.
3993 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3994 (change_loop): Ditto.
3995 (change_loop): Use loop_num instead of loop->num.
3997 * ira-lives.c (process_bb_node_lives): Ditto.
3999 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4001 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4003 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4006 * tree-mudflap.c (mf_artificial): New function.
4007 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4008 mx_register_decls, mudflap_enqueue_decl): Use it.
4011 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4012 numbers in the insn pattern.
4014 2012-01-19 Michael Matz <matz@suse.de>
4016 PR tree-optimization/46590
4017 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4018 use it in remembering which conflicts we already created.
4019 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4022 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4025 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4026 (merge_and_complain): Same.
4028 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4031 * config/initfini-array.h: Guard content of the header
4032 with #ifdef HAVE_INITFINI_ARRAY.
4033 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4034 Add initfini-array.h to tm_file here.
4035 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4036 * config.gcc: Don't add initfini-array.h to tm_file here.
4037 * configure: Regenerated.
4039 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4041 PR rtl-optimization/51505
4042 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4043 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4044 (df_note_bb_compute): Update the call to df_kill_notes.
4046 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4048 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4050 2012-01-18 Richard Guenther <rguenther@suse.de>
4052 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4053 of conversions to void *.
4055 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4056 Richard Sandiford <rdsandiford@googlemail.com>
4060 * optabs.h (simplify_expand_binop): Declare.
4061 * optabs.c (simplify_expand_binop): Make global.
4062 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4063 endian targets if the source cannot be exactly covered by word
4066 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4069 * hard-reg-set.h (struct hard_reg_set_container): New type.
4070 * target.h (struct hard_reg_set_container): Forward declare.
4071 * target.def (set_up_by_prologue): New target hook.
4072 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4073 * doc/tm.texi: Regenerated.
4074 * function.c (thread_prologue_and_epilogue_insns): Change
4075 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4076 Call targetm.set_up_by_prologue on it.
4077 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4078 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4080 2012-01-17 Nick Clifton <nickc@redhat.com>
4082 * config/rx/rx.c (rx_can_use_simple_return): New function.
4083 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4084 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4086 2012-01-17 Richard Guenther <rguenther@suse.de>
4089 * expr.c (expand_assignment): Take address-space information
4090 from the address operand of MEM_REF and TARGET_MEM_REF.
4091 (expand_expr_real_1): Likewise.
4093 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4095 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4096 reload dump is requested.
4098 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4101 * trans-mem.c (requires_barrier): Call may_be_aliased.
4103 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4105 PR tree-optimization/51877
4106 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4107 call arguments and fndecls compare equal, instead return false if they
4108 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4109 both SSA_NAMEs that are valueized the same, or they satisfy
4112 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4114 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4116 * configure: Regenerate.
4118 2012-01-16 Jan Hubicka <jh@suse.cz>
4122 * convert.c (convert_to_integer): Use fold_convert for
4123 converting an INTEGER_CST to integer type.
4125 2012-01-16 Jason Merrill <jason@redhat.com>
4128 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4130 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4133 * config/s390/s390.c (s390_chunkify_start): Don't skip
4134 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4135 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4136 If insn is followed by NOTE_INSN_VAR_LOCATION or
4137 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4138 Don't use location of note insns.
4140 PR tree-optimization/51865
4141 * tree-inline.c (tree_function_versioning): Call remap_decl
4142 on DECL_RESULT whenever it has VOID_TYPE_P type.
4144 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4146 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4147 for calls to locally-binding MIPS16 functions if only the return
4148 type uses float regs.
4150 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4151 Richard Sandiford <rdsandiford@googlemail.com>
4153 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4154 (SYMBOL_32_HIGH): Likewise.
4155 (mips_output_tls_reloc_directive): Declare.
4156 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4157 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4158 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4159 (mips_lo_relocs, mips_hi_relocs): Make extern.
4160 (mips16_stub_function): Move up file.
4161 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4162 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4163 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4164 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4165 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4166 (mips_get_tp): Add MIPS16 support.
4167 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4168 Generalize DTPREL and TPREL handling.
4169 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4170 Add MIPS16 TLS support.
4171 (mips_output_tls_reloc_directive): New function.
4172 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4173 * config/mips/predicates.md (symbolic_operand_with_high)
4174 (tls_reloc_operand): New predicates.
4175 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4176 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4177 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4178 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4179 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4180 (*tls_get_tp_mips16_call_<mode>): Likewise.
4182 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4184 PR rtl-optimization/51821
4185 * recog.c (peep2_find_free_register): Determine clobbered registers
4188 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4191 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4192 * config/avr/avr.c: Likewise.
4193 * config/avr/avr.h: Likewise.
4195 2012-01-13 Ian Lance Taylor <iant@google.com>
4198 * tree.h (TYPE_QUALS): Add cast to int.
4199 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4201 2012-01-13 Ian Lance Taylor <iant@google.com>
4203 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4204 comparing param_index to VEC_length result.
4206 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4208 * c-decl.c: Do not include tree-mudflap.h
4209 * tree-optimize.c: Likewise.
4210 * Makefile.in: Update dependencies.
4212 2012-01-13 Richard Guenther <rguenther@suse.de>
4215 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4216 variable-sized result always use RSO.
4218 2012-01-12 DJ Delorie <dj@redhat.com>
4220 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4221 pointer type, not just the default pointer type.
4223 2012-01-09 Richard Henderson <rth@redhat.com>
4224 Denis Chertykov <chertykov@gmail.com>
4227 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4228 * config/avr/avr.c (avr_can_eliminate): Simplify.
4229 (avr_initial_elimination_offset): Likewise.
4230 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4231 (expand_epilogue): Likewise.
4232 (avr_legitimize_address): Gut.
4233 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4234 (avr_hard_regno_nregs): New.
4235 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4236 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4237 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4238 add soft frame pointer.
4239 (CALL_USED_REGISTERS): Likewise.
4240 (REG_CLASS_CONTENTS): Likewise.
4241 (REGISTER_NAMES): Likewise.
4242 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4243 (HARD_FRAME_POINTER_REGNUM): New.
4244 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4245 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4246 remove the HARD_FRAME_POINTER self-elimination.
4248 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4251 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4252 DECL_EXTERNAL when checking for initializers of progmem variables.
4254 2012-01-12 Ira Rosen <irar@il.ibm.com>
4256 PR tree-optimization/51799
4257 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4258 that the last operation is a type demotion.
4260 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4262 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4263 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4265 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4268 * combine.c (distribute_notes): If i3 is a noreturn call,
4269 allow old_size to be equal to args_size and make sure the
4270 noreturn call gets REG_ARGS_SIZE note.
4271 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4272 on noreturn calls even when the delta is 0.
4274 2012-01-11 Nathan Sidwell <nathan@acm.org>
4276 * gcov.c (STRING_SIZE): Remove.
4277 (generate_results): Erase annotations for source files with no
4278 coverage information.
4280 (output_lines): Use it.
4282 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4284 * gimple.h (gimplify_body): Remove first argument.
4285 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4286 pointer set here, instead just pass DATA to walk_tree.
4287 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4288 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4289 (unvisit_body): Likewise, but with unmark_visited.
4290 (gimplify_body): Remove BODY_P argument and adjust.
4291 (gimplify_function_tree): Adjust call to gimplify_body.
4292 * omp-low.c (finalize_task_copyfn): Likewise.
4294 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4296 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4297 (build_function_type_skip_args): Delete.
4298 * tree.c (build_function_type_skip_args): Make static and add
4299 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4300 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4301 pass it to build_function_type_skip_args.
4302 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4303 (tree_function_versioning): Likewise.
4304 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4305 build_function_decl_skip_args.
4306 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4307 and pass it to build_function_decl_skip_args/tree_function_versioning.
4308 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4309 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4310 * trans-mem.c (ipa_tm_create_version): Likewise.
4311 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4312 * tree-inline.c (declare_return_variable): Remove always-true test.
4313 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4314 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4315 * ipa-split.c (split_function): Skip the return value for the split
4316 part if it doesn't return.
4318 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4320 PR tree-optimization/49642
4321 * ipa-split.c (forbidden_dominators): New variable.
4322 (check_forbidden_calls): New function.
4323 (dominated_by_forbidden): Likewise.
4324 (consider_split): Check for forbidden dominators.
4325 (execute_split_functions): Initialize and free forbidden
4326 dominators info; call check_forbidden_calls.
4328 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4330 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4332 2012-01-11 Nick Clifton <nickc@redhat.com>
4334 * config/rx/rx.md (return): Define pattern.
4336 2012-01-11 Richard Guenther <rguenther@suse.de>
4338 * doc/extend.texi (malloc attribute): Adjust according to
4341 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4342 Patrick Marlier <patrick.marlier@gmail.com>
4345 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4346 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4347 (ipa_tm_note_irrevocable): Same.
4348 (ipa_tm_scan_irr_block): Same.
4349 (ipa_tm_decrement_clone_counts): Same.
4350 (ipa_tm_scan_irr_function): Same.
4351 (ipa_tm_create_version_alias): Same.
4352 (ipa_tm_create_version): Same.
4353 (ipa_tm_transform_calls_redirect): Same.
4354 (ipa_tm_transform_calls): Same.
4355 (ipa_tm_transform_transaction): Same.
4356 (ipa_tm_execute): Same.
4358 2012-01-10 Richard Guenther <rguenther@suse.de>
4361 * opts.c (common_handle_option): Handle -Werror.
4363 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4365 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4368 2012-01-10 Jason Merrill <jason@redhat.com>
4370 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4373 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4375 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4376 supports R_386_TLS_GD_PLT reloc.
4377 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4378 supports R_386_TLS_LDM_PLT reloc.
4379 * configure: Regenerate.
4380 * config.in: Regenerate.
4382 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4385 Extend __pgmx semantics to linearize memory.
4386 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4387 determine if code comes inline or from libgcc.
4388 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4389 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4390 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4391 (movmemx_qi, movmemx_hi): New insns.
4392 (xload_<mode>_libgcc): Rewrite to new insn condition.
4393 (xload_<mode>): Remove insns.
4394 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4395 cases that don't satisfy avr_xload_libgcc_p().
4396 (avr_addr_space_convert): Allow converting in any direction.
4397 (avr_addr_space_subset_p): Return always true.
4398 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4399 (avr_emit_movmemhi): Ditto.
4400 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4401 (avr_out_movmem): Ditto.
4402 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4403 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4404 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4405 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4406 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4408 2012-01-10 Richard Guenther <rguenther@suse.de>
4410 PR tree-optimization/50913
4411 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4412 Require data-refs to be representable by Graphite with respect
4415 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4417 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4418 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4420 2012-01-10 Tom de Vries <tom@codesourcery.com>
4422 PR rtl-optimization/51271
4423 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4424 handling annulled branch.
4426 2012-01-10 Richard Henderson <rth@redhat.com>
4428 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4429 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4430 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4431 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4432 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4433 arm_expand_vec_perm_const): New.
4434 * config/arm/arm-protos.h: Update.
4435 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4436 (*neon_vswp<VDQX>): New.
4437 (neon_vcombine<VDX>): Use neon_split_vcombine.
4438 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4439 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4440 (vec_perm<VE>): New.
4442 2012-01-10 Richard Henderson <rth@redhat.com>
4444 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4445 use it if reload_completed.
4446 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4447 arm_output_asm_insn, arm_process_output_memory_barrier,
4448 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4449 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4450 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4451 arm_process_output_sync_insn, arm_output_sync_insn,
4452 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4453 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4454 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4455 (emit_unlikely_jump): New.
4456 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4457 (arm_split_atomic_op): New.
4458 * config/arm/arm-protos.h: Update.
4459 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4460 (struct arm_sync_generator): Remove.
4461 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4462 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4463 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4464 (VUNSPEC_LL, VUNSPEC_SC): New.
4465 (sync_result, sync_memory, sync_required_value, sync_new_value,
4466 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4467 (attr length): Don't use arm_sync_loop_insns.
4468 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4469 (movsfcc, movdfcc): Likewise.
4470 * config/arm/constraints.md (Ua): New.
4471 * config/arm/prediates.md (mem_noofs_operand): New.
4472 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4473 (sync_clobber, sync_t2_reqd): Remove.
4474 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4475 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4476 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4477 (arm_sync_compare_and_swap<SIDI>): Remove.
4478 (arm_sync_compare_and_swap<NARROW>): Remove.
4479 (arm_sync_lock_test_and_set<SIDI>): Remove.
4480 (arm_sync_lock_test_and_set<NARROW>): Remove.
4481 (arm_sync_new_<syncop><SIDI>): Remove.
4482 (arm_sync_new_<syncop><NARROW>): Remove.
4483 (arm_sync_new_nand<SIDI>): Remove.
4484 (arm_sync_new_nand<NARROW>): Remove.
4485 (arm_sync_old_<syncop><SIDI>): Remove.
4486 (arm_sync_old_<syncop><NARROW>): Remove.
4487 (arm_sync_old_nand<SIDI>): Remove.
4488 (arm_sync_old_nand<NARROW>): Remove.
4489 (*memory_barrier): Merge arm_output_memory_barrier.
4490 (atomic_compare_and_swap<QHSD>): New.
4491 (atomic_compare_and_swap<NARROW>_1): New.
4492 (atomic_compare_and_swap<SIDI>_1): New.
4493 (atomic_exchange<QHSD>): New.
4494 (cas_cmp_operand, cas_cmp_str): New.
4495 (atomic_op_operand, atomic_op_str): New.
4496 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4497 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4498 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4499 (arm_load_exclusive<NARROW>): New.
4500 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4501 (arm_store_exclusive<QHSD>): New.
4503 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4505 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4506 reload patterns if -mvsx-scalar-memory.
4508 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4509 generated, even -mno-vsx-scalar-double was used.
4510 (vsx_xscvdpsp_scalar): Likewise.
4511 (vsx_xscvspdp_scalar2): Likewise.
4513 2012-01-09 Tom de Vries <tom@codesourcery.com>
4514 Andrew Pinski <apinski@cavium.com>
4517 * reorg.c (fill_slots_from_thread): Don't speculate
4518 frame-related insns.
4520 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4522 * sched-int.h (bb_note): Move to...
4523 * basic-block.h: ...here.
4524 * haifa-sched.c (bb_note): Move to...
4525 * cfgrtl.c: ...here.
4526 * function.c (next_block_for_reg): New function.
4527 (move_insn_for_shrink_wrap): Likewise.
4528 (prepare_shrink_wrap): Rewrite to use the above.
4530 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4532 * gimple.c (is_gimple_non_addressable): Remove.
4533 * gimple.h: Remove is_gimple_non_addressable.
4534 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4535 is_gimple_non_addressable.
4536 * trans-mem.c (expand_assign_tm): Same.
4538 2012-01-09 Richard Guenther <rguenther@suse.de>
4540 PR tree-optimization/51775
4541 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4542 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4544 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4546 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4548 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4550 2012-01-09 Richard Guenther <rguenther@suse.de>
4552 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4554 2012-01-08 Jan Hubicka <jh@suse.cz>
4556 PR tree-optimize/51680
4557 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4558 on when known_vals needs to be computed; cleanup.
4560 2012-01-08 Jan Hubicka <jh@suse.cz>
4562 PR tree-optimize/51694
4563 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4565 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4567 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4568 for -std=c++98 and -std=c++11 too.
4570 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4572 * cfgloop.c (cancel_loop): Add free() of bbs array.
4574 2012-01-07 Jan Hubicka <jh@suse.cz>
4576 PR tree-optimization/51600
4577 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4578 that benefits small functions.
4580 2012-01-07 Jan Hubicka <jh@suse.cz>
4582 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4584 2012-01-07 Jan Hubicka <jh@suse.cz>
4586 PR tree-optimization/51680
4587 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4588 whose inlining reduce unit size.
4590 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4593 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4594 Add canonical node to containing_mem chain after the non-canonical
4595 one, even if there weren't any locs to propagate.
4596 (remove_useless_values): Keep only canonical values.
4597 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4598 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4599 canonicalize mem_chain elements that are not discarded.
4601 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4604 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4605 before emitting functions.
4607 PR gcov-profile/50127
4608 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4609 clear_aux_for_blocks.
4611 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4614 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4616 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4618 * c-decl.c (ext_block): Moved up.
4619 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4621 2012-01-06 Han Shen <shenhan@google.com>
4623 Translate built-in include paths for sysroot.
4624 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4625 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4627 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4628 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4630 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4631 control whether sysroot should be prepended to gxx include dir.
4633 * configure: Regenerate.
4635 2012-01-06 Torvald Riegel <triegel@redhat.com>
4637 PR rtl-optimization/51771
4638 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4639 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4641 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4643 PR tree-optimization/51315
4644 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4645 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4647 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4650 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4651 for shrp pattern. Correctly handle and fixup shift variable.
4652 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4654 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4657 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4658 note when !ACCUMULATE_OUTGOING_ARGS.
4660 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4662 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4664 (extract_range_from_unary_expr_1): Avoid useless computations.
4666 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4668 PR rtl-optimization/51767
4669 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4670 of jump_block and add an extra edge for degenerated asm gotos.
4673 * stmt.c (check_unique_operand_names): Don't ICE during error
4674 reporting if i is from labels chain.
4677 * profile.c (branch_prob): Split bbs that have exit edge
4678 and need a fake entry edge too.
4680 2012-01-05 Jan Hubicka <jh@suse.cz>
4683 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4686 2012-01-05 Richard Guenther <rguenther@suse.de>
4689 * tree-streamer-out.c (write_ts_optimization): New function.
4690 (streamer_write_tree_body): Call it.
4691 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4692 (streamer_read_tree_body): Call it.
4693 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4695 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4698 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4699 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4700 in_cleanup_point_expr before gimplify_stmt call and restore it
4702 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4703 in_cleanup_point_expr is false.
4705 2012-01-05 Richard Guenther <rguenther@suse.de>
4708 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4710 * toplev.c (process_options): Reject combining mudflap and LTO.
4711 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4713 2012-01-05 Richard Guenther <rguenther@suse.de>
4715 PR tree-optimization/51760
4716 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4718 (bit_value_unop): Handle UNDEFINED operands.
4719 (bit_value_binop): Likewise.
4721 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4723 * config/avr/avr.c (avr_replace_prefix): Remove.
4724 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4725 (avr_asm_function_rodata_section): Ditto.
4726 (avr_asm_select_section): Ditto.
4728 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4730 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4733 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4736 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4737 calls that have any non-fake successor edges.
4740 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4742 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4744 PR tree-optimization/51624
4745 * tree-sra.c (build_ref_for_model): When replicating a chain of
4746 COMPONENT_REFs, stop as soon as the offset would become negative.
4748 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4751 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4752 in .debug_loc on the floor.
4754 2012-01-04 Andrew Pinski <apinski@cavium.com>
4756 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4758 2012-01-04 Andrew Pinski <apinski@cavium.com>
4759 Adam Nemet <anemet@caviumnetworks.com>
4761 * config/mips/mips.md (size): Add SI and DI.
4762 (SIZE): New mode attribute.
4763 (U): New code attribute.
4764 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4765 (mips_lbux_<mode>): Delete.
4766 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4767 (mips_lhx): Use gen_mips_lhx_extsi.
4768 (mips_lhx_<mode>): Delete.
4770 (mips_l<size>x): New expand.
4771 (mips_lwx_<mode>): Delete.
4772 (mips_l<GPR:size>x_<P:mode>): New pattern.
4773 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4774 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4775 * config/mips/mips.c (mips_lx_address_p): New function.
4776 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4777 (dsp64): New availability predicate.
4778 (mips_builtins): Add an entry for __builtin_mips_ldx.
4779 * config/mips/mips.h (ISA_HAS_LBX): New define.
4780 (ISA_HAS_LBUX): Likewise.
4781 (ISA_HAS_LHX): Likewise.
4782 (ISA_HAS_LHUX): Likewise.
4783 (ISA_HAS_LWX): Likewise.
4784 (ISA_HAS_LWUX): Likewise.
4785 (ISA_HAS_LDX): Likewise.
4786 * doc/extend.texi (__builtin_mips_ldx): Document.
4788 2012-01-04 Tristan Gingold <gingold@adacore.com>
4790 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4791 when long pointers are used.
4792 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4793 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4794 (ia64-hp-*vms*): Remove.
4795 * config/vms/xm-vms64.h: Delete.
4797 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4800 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4802 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4804 * opts.c (finish_options): Remove duplicate sorry.
4806 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4809 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4812 2012-01-04 Richard Guenther <rguenther@suse.de>
4815 * tree.c (size_low_cst): New function.
4816 * tree.h (size_low_cst): Declare.
4817 * fold-const.c (fold_comparison): Use it to extract the low
4818 part of the POINTER_PLUS_EXPR offset.
4820 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4822 Fix clearing ZERO_REG
4823 * config/avr/avr.md (cc): Add alternative "ldi".
4824 (movqi_insn): Use it in cc attribute.
4825 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4826 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4827 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4829 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4831 * configure: Regenerate.
4833 2012-01-04 Richard Guenther <rguenther@suse.de>
4835 PR tree-optimization/49651
4836 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4837 (var_can_have_subvars): Use it.
4838 (get_constraint_for_1): Only consider subfields if there can be any.
4840 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4843 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4844 to its new canonical_cselib_val and the cselib_val was in
4845 first_containing_mem chain, but the canonical_cselib_val was not,
4846 add the latter into the chain.
4847 (cselib_invalidate_mem): Compare canonical_cselib_val of
4848 addr_list chain elt with v.
4851 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4852 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4854 (output_macinfo_op): Don't ggc_strdup fd->filename.
4855 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4856 then ggc_strdup it. Don't free inc->info or cur->info.
4857 (output_macinfo): Don't free ref->info or file->info.
4859 2012-01-03 Ira Rosen <irar@il.ibm.com>
4861 PR tree-optimization/51269
4862 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4863 first_niters a pointer.
4864 (slpeel_tree_peel_loop_to_edge): Likewise.
4865 (vect_do_peeling_for_loop_bound): Update call to
4866 slpeel_tree_peel_loop_to_edge.
4867 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4868 here. Remove it from the parameters list.
4869 (vect_do_peeling_for_alignment): Update calls and compute
4872 2012-01-03 Richard Guenther <rguenther@suse.de>
4874 PR tree-optimization/51070
4875 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4876 Properly handle calls.
4878 2012-01-03 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/51692
4881 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4882 the LHS of allocation stmts.
4884 2012-01-03 Olivier Hainque <hainque@adacore.com>
4886 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4888 2012-01-03 Olivier Hainque <hainque@adacore.com>
4890 * collect2.c (main): In AIX specific computations for vector
4891 insertions, use CONST_CAST2 to cast from char ** to const char **.
4893 2012-01-03 Richard Guenther <rguenther@suse.de>
4896 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4897 the context of a limbo DIE when it does not already exist.
4899 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4901 PR tree-optimization/51719
4902 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4903 but direct call is, clear direct call's lhs and don't add fallthrough
4904 edge from dcall_bb to join_bb and PHIs.
4906 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4908 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4909 the instructions emitted by the pattern.
4910 ("*TDC_insn_<mode>"): Add comment.
4912 2012-01-03 Richard Guenther <rguenther@suse.de>
4915 * fold-const.c (fold_comparison): Properly canonicalize
4916 tree offset and HOST_WIDE_INT bit position.
4918 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4920 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4921 operands for extzv pattern.
4923 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4926 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4929 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4931 * doc/invoke.texi (-flto and related options): Copy-edit.
4933 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4935 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4937 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4939 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4942 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4944 * expr.h (move_by_pieces_ninsns): Declare.
4945 * expr.c (move_by_pieces_ninsns): Make external.
4946 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4947 (mips_store_by_pieces_p): Likewise.
4948 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4949 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4950 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4951 (mips_store_by_pieces_p): Likewise.
4953 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4955 * passes.c (register_one_dump_file): Free full_name.
4957 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4958 (calculate_elim_costs_all_insns): Free offsets_at and
4959 offsets_known_at at the end and clear the pointers.
4961 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4963 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4964 this option introduced in r180739.
4966 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4969 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4970 (tmake_file target=avr): Add avr/t-multilib.
4972 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4973 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4974 * config/avr/genmultilib.awk: New file.
4975 * config/avr/t-multilib: New auto-generated file.
4976 * config/avr/multilib.h: New auto-generated file.
4977 * config/avr/t-avr (AVR_MCUS): New variable.
4978 (genopt.sh): Use it.
4979 (s-mlib): Depend on t-multilib.
4980 (t-multilib, multilib.h): New dependencies.
4981 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4982 (MULTILIB_OPTIONS): Remove.
4983 (MULTILIB_MATCHES): Remove.
4984 (MULTILIB_DIRNAMES): Remove.
4985 (MULTILIB_EXCEPTIONS): Remove:
4986 * config/avr/genopt.sh: Don't use hard coded file name;
4987 pass AVR_MCUS from t-avr instead.
4989 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4991 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4993 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4995 Implement light-weight DImode support.
4996 * config/avr/avr-dimode.md: New file.
4997 * config/avr/avr.md: Include it.
4998 (adjust_len): Add plus64, compare64.
4999 (HIDI): Remove code iterator.
5000 (code_stdname): New code attribute.
5001 (rotx, rotsmode): Remove DI.
5002 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5004 * config/avr/avr-protos.h (avr_have_dimode): New.
5005 (avr_out_plus64, avr_out_compare64): New.
5006 * config/avr/avr.c (avr_out_compare): Handle DImode.
5007 (avr_have_dimode): New variable definition and initialization.
5008 (avr_out_compare64, avr_out_plus64): New functions.
5009 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5010 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5011 (avr_compare_pattern): Skip DImode comparisons.
5013 2012-01-02 Revital Eres <revital.eres@linaro.org>
5015 * ddg.c (def_has_ccmode_p): New function.
5016 (add_cross_iteration_register_deps,
5017 create_ddg_dep_from_intra_loop_link): Call it.
5019 2012-01-02 Richard Guenther <rguenther@suse.de>
5022 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5024 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5026 * gcc.c (process_command): Update copyright notice dates.
5027 * gcov.c (print_version): Likewise.
5028 * gcov-dump.c (print_version): Likewise.
5029 * mips-tfile.c (main): Likewise.
5030 * mips-tdump.c (main): Likewise.
5032 2012-01-01 Ira Rosen <irar@il.ibm.com>
5034 PR tree-optimization/51704
5035 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5036 a use is inside the basic block or loop before accessing its vect info.
5038 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5040 PR rtl-optimization/51069
5041 * cfgloopmanip.c (remove_path): Removing path making irreducible
5042 region unconditional makes BB part of the region.
5044 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5046 PR tree-optimization/51683
5047 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5048 calls with side-effects.
5049 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5051 Copyright (C) 2012 Free Software Foundation, Inc.
5053 Copying and distribution of this file, with or without modification,
5054 are permitted in any medium without royalty provided the copyright
5055 notice and this notice are preserved.