1 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3 Backport from mainline.
4 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
7 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
9 Backport from 2012-06-28 mainline r189049
12 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
13 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
14 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
15 avr_hard_regno_call_part_clobbered.
17 2012-06-28 Richard Guenther <rguenther@suse.de>
20 * expr.c (expand_expr_real_1): Verify if the type is complete
21 before inspecting its size.
23 2012-06-27 Nick Clifton <nickc@redhat.com>
25 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
28 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
31 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
33 2012-06-26 Nick Clifton <nickc@redhat.com>
35 * config/rx/rx.md (simple_return): Use the simple_return rtx.
37 2012-06-25 Jakub Jelinek <jakub@redhat.com>
40 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
41 of x x x in the vmovlps load alternative.
43 2012-06-22 Richard Guenther <rguenther@suse.de>
45 * gcov-iov.c: Include bconfig.h and system.h.
47 2012-06-22 Richard Guenther <rguenther@suse.de>
50 * gcov-iov.c (main): Treat "" and "prerelease" the same.
52 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
54 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
55 DECL_IGNORED_P non-reg vars even if they are used.
57 2012-06-19 Jason Merrill <jason@redhat.com>
60 * dwarf2out.c (modified_type_die): Use scope_die_for.
61 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
62 (uses_local_type_r, uses_local_type): New.
63 (scope_die_for): Keep a type that uses a local type in local scope.
64 Use get_context_die for namespace and type scope.
66 2012-06-19 Richard Guenther <rguenther@suse.de>
69 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
70 replace it with the first non-BLOCK context.
72 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
74 PR rtl-optimization/53700
76 Backport from mainline
77 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
79 * ira-color.c (setup_left_conflict_sizes_p): Process all
82 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
84 Backport from mainline
85 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
88 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
89 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
90 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
91 instead of xop_mulv2div2di3_low.
92 (xop_p<macs>dql): Fix vec_select selector.
93 (xop_p<macs>dqh): Ditto.
94 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
95 (xop_mulv2div2di3_high): Ditto.
97 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
99 Backport from mainline:
100 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
104 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
106 Backport from mainline:
107 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
109 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
110 * config/pa/pa.c (pa_attr_length_millicode_call): Use
111 MAX_PCREL17F_OFFSET instead of fixed offset.
112 (pa_attr_length_call): Likewise.
113 (pa_attr_length_indirect_call): Likewise.
115 2012-06-15 Walter Lee <walt@tilera.com>
117 Backport from mainline:
118 2012-06-15 Walter Lee <walt@tilera.com>
120 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
122 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
124 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
126 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
128 Backport from mainline:
130 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
131 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
132 * gimple.h (block_in_transaction): Check for flag_tm.
134 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
136 PR tree-optimization/52558
138 Backport from mainline:
139 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
140 * gimple.h (gimple_set_in_transaction): Remove.
141 (gimple_in_transaction): Look in BB instead.
142 (gimple_statement_base): Remove in_transaction field.
143 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
144 * trans-mem.c (compute_transaction_bits): Place transaction bit
145 information into basic blocks.
147 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
149 PR tree-optimization/52558
150 * cfg.c (alloc_aux_for_edge): Fix comment.
151 (alloc_aux_for_edge): Remove static.
152 * basic-block.h (alloc_aux_for_edge): Protoize.
153 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
154 (execute_sm_if_changed_flag): New.
155 (execute_sm_if_changed_flag_set): New.
156 (execute_sm): Do not generate data races unless requested.
157 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
158 (tree_ssa_lim_finalize): Call free_aux_for_edges.
159 * gimple.h (block_in_transaction): New.
160 (gimple_in_transaction): Use block_in_transaction.
162 2012-06-14 Jakub Jelinek <jakub@redhat.com>
164 Backported from mainline
165 2012-06-12 Jakub Jelinek <jakub@redhat.com>
167 PR rtl-optimization/53589
168 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
169 discovery even when e->dest != target. If any LABEL_REF points
170 to e->dest label, redirect it to target's label.
172 2012-06-07 Jakub Jelinek <jakub@redhat.com>
175 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
176 returns false, replace stmt with GIMPLE_NOP.
177 (check_omp_nesting_restrictions): Instead of issuing warnings,
178 issue errors and return false if any errors were reported.
180 2012-06-14 Richard Guenther <rguenther@suse.de>
182 * BASE-VER: Set to 4.7.2.
183 * DEV-PHASE: Set to prerelease.
185 2012-06-12 Christian Bruel <christian.bruel@st.com>
188 * config/sh/sh.c (sh_option_override): Don't force
189 flag_omit_frame_pointer and maccumulate_outgoing_args.
190 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
192 2012-06-14 Release Manager
194 * GCC 4.7.1 released.
196 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
198 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
200 2012-06-13 Richard Henderson <rth@redhat.com>
202 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
203 iterator instead of INT.
205 2012-06-08 Richard Henderson <rth@redhat.com>
208 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
209 note to a clobber insn when no other insn is available.
211 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
214 * doc/invoke.texi (Wenum-compare): Update documentation.
216 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
219 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
221 (altivec_stvlxl): Ditto.
222 (altivec_stvrx): Ditto.
223 (altivec_stvrxl): Ditto.
225 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
228 * trans-mem.c (expand_block_edges): Do not skip the first
229 statement when resetting the BB.
231 2012-06-04 Richard Guenther <rguenther@suse.de>
234 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
235 create new assembler names.
237 2012-06-04 Richard Guenther <rguenther@suse.de>
239 Backport from mainline
240 2012-04-25 Jakub Jelinek <jakub@redhat.com>
243 * stor-layout.c (get_best_mode): Don't return mode with bitsize
244 larger than maxbits. Don't compute maxbits modulo align.
245 Also check that unit bytes long store at bitpos / unit * unit
246 doesn't affect bits beyond bitregion_end.
247 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
248 would not fit into bitregion_start ... bitregion_end + 1 bit
250 (store_split_bit_field): Decrease unit close to end of bitregion_end
251 if access is restricted in order to avoid mutual recursion.
253 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
255 Backport from 2012-06-04 mainline r188172
258 * config/avr/avr-stdint.h: New file.
259 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
262 2012-06-04 Jakub Jelinek <jakub@redhat.com>
264 PR tree-optimization/53550
265 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
266 is POINTER_TYPE_P, use sizetype as step type instead of type.
268 2012-06-04 Richard Guenther <rguenther@suse.de>
269 Eric Botcazou <ebotcazou@adacore.com>
271 Backport from mainline
272 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
274 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
275 Change type of BITOFFSET to signed. Make sure the lower bound of
276 the computed range is non-negative by adjusting OFFSET and BITPOS.
277 (expand_assignment): Adjust call to get_bit_range.
279 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
281 * expr.c (get_bit_range): Return the null range if the enclosing record
282 is part of a larger bit field.
284 2012-03-20 Richard Guenther <rguenther@suse.de>
286 * stor-layout.c (finish_bitfield_representative): Fallback
287 to conservative maximum size if the padding up to the next
288 field cannot be computed as a constant.
289 (finish_bitfield_layout): If we cannot compute the distance
290 between the start of the bitfield representative and the
291 bitfield member start a new representative.
292 * expr.c (get_bit_range): The distance between the start of
293 the bitfield representative and the bitfield member is zero
294 if the field offsets are not constants.
296 2012-03-16 Richard Guenther <rguenther@suse.de>
298 * stor-layout.c (finish_bitfield_representative): Fall back
299 to the conservative maximum size if we cannot compute the
300 size of the tail padding.
302 2012-03-14 Richard Guenther <rguenther@suse.de>
304 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
305 * stor-layout.c (start_bitfield_representative): New function.
306 (finish_bitfield_representative): Likewise.
307 (finish_bitfield_layout): Likewise.
308 (finish_record_layout): Call finish_bitfield_layout.
309 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
310 for QUAL_UNION_TYPE fields.
311 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
312 Stream DECL_BIT_FIELD_REPRESENTATIVE.
313 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
318 * expr.c (get_bit_range): Unconditionally extract bitrange
319 from DECL_BIT_FIELD_REPRESENTATIVE.
320 (expand_assignment): Adjust call to get_bit_range.
322 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
325 * fold-const.c (fold_binary_loc): Refine previous change.
327 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
329 Backport from mainline
330 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
333 * config/sh/sh.c (find_barrier): Add equality check of last_got to
334 avoid going above orig insn. Update comments.
336 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
338 Backport from mainline
339 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
343 prologue for unwinder and profiler.
345 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
347 Backport from mainline
348 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
350 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
352 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
354 Backport from mainline
355 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
357 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
360 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
362 Backport from mainline
363 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
365 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
366 operand is CONST_INT. Take COSTS_N_INSNS into account.
367 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
370 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
372 * config/avr/avr.opt (-msp8): Document it.
373 * doc/invoke.texi (AVR Options): Copy from trunk docu.
375 2012-05-31 Richard Guenther <rguenther@suse.de>
378 * expr.c (expand_assignment): Do not use movmisalign on
381 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
384 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
385 (pa_section_type_flags): New.
386 (pa_legitimate_constant_p): Revert previous change.
388 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
390 Backport from mainline
391 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
394 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
396 (ipa_tm_create_version): Same.
398 2012-05-30 Jason Merrill <jason@redhat.com>
401 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
402 about array compound literals.
404 2012-05-30 Richard Guenther <rguenther@suse.de>
407 * fold-const.c (fold_binary_loc): Make sure to call
408 fold_plusminus_mult_expr with the original sign of operands.
410 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
412 * explow.c (probe_stack_range): Restore simple control flow and stop
413 again when the probe cannot be generated if HAVE_check_stack.
415 2012-05-30 Jakub Jelinek <jakub@redhat.com>
417 PR rtl-optimization/53519
418 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
419 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
421 2012-05-29 Richard Guenther <rguenther@suse.de>
423 PR tree-optimization/53516
424 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
426 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
428 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
430 Backport from mainline
431 2012-05-28 Richard Guenther <rguenther@suse.de>
433 PR tree-optimization/53438
434 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
436 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
438 Backport from mainline
439 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
441 PR rtl-optimization/52528
442 * combine.c (can_combine_p): Add setting of subst_low_luid
443 before call to expand_field_assignment().
445 2012-05-26 Martin Jambor <mjambor@suse.cz>
447 Backport from mainline
448 2012-05-23 Martin Jambor <mjambor@suse.cz>
450 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
452 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
455 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
456 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
458 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
461 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
462 (ix86_expand_vec_perm): Use int mode instead of float.
464 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
467 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
468 gnu_ld variables to yes.
469 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
470 (HAVE_GNU_AS): Likewise.
471 * config.in: Regenerate.
472 * configure: Likewise.
474 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
476 Backport from mainline
477 2012-03-12 Richard Guenther <rguenther@suse.de>
478 * config/arm/arm.c (neon_dereference_pointer): Do not call
479 covert during RTL expansion.
481 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
483 Backport from mainline
484 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
487 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
488 relied on signed overflow behavior.
490 2012-05-24 Richard Guenther <rguenther@suse.de>
493 * tree-profile.c (tree_profiling): Cleanup the CFG if
494 execute_fixup_cfg requests it.
496 2012-05-24 Jakub Jelinek <jakub@redhat.com>
498 PR tree-optimization/53465
499 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
500 vr0 into *vr, then vrp_meet that.
501 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
502 have any equivalences.
503 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
506 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
508 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
510 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
511 (iterative_hash_gimple_type): Adjust comment.
512 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
513 domain for an array type instead of the domain type itself.
515 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
517 Backport from 2012-05-23 mainline r187803
520 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
521 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
524 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
526 Backport from 2012-05-03 mainline r187075
528 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
529 has_fma4 for AMD processors with both fma3 and fma4 support.
531 2012-05-22 Richard Guenther <rguenther@suse.de>
533 PR tree-optimization/53408
534 * tree-vect-loop.c (vectorizable_induction): Properly check
535 the restriction that we cannot handle induction results from
536 the inner loop outside of the outer loop.
538 2012-05-21 Jakub Jelinek <jakub@redhat.com>
540 PR tree-optimization/53436
541 * omp-low.c (omp_build_component_ref): New function.
542 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
544 PR tree-optimization/53366
545 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
546 tests if complex_numbers == 2, but there are non-complex number loads
549 PR tree-optimization/53409
550 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
551 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
553 PR tree-optimization/53410
554 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
555 instead of build_int_cst (type, 0) where vector types might be
558 2012-05-21 Joseph Myers <joseph@codesourcery.com>
561 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
562 from folded operands before wrapping another around the
563 conditional expression.
565 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
566 Patrick Marlier <patrick.marlier@gmail.com>
568 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
571 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
573 Backport from mainline
574 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
577 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
578 (UNSPECV_RDRAND): This.
579 (rdrand<mode>_1): Updated.
581 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
583 Backport from mainline
584 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
586 * config/i386/driver-i386.c (host_detect_local_cpu): Support
587 RDRND, F16C and FSGSBASE.
589 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
591 Backport from mainline
592 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
594 * tree-ssa-pre.c (can_value_number_call): Delete.
595 (compute_avail): Skip all statements with side effects.
596 <GIMPLE_CALL>: Skip calls to internal functions.
598 2012-05-18 David S. Miller <davem@davemloft.net>
600 Backport r185385 from mainline
601 2012-03-14 Richard Guenther <rguenther@suse.de>
604 * tree-vect-generic.c (type_for_widest_vector_mode): Take
605 element type instead of mode, use build_vector_type_for_mode
606 instead of the langhook, build a vector of proper signedness.
607 (expand_vector_operations_1): Adjust.
609 2012-05-18 Olivier Hainque <hainque@adacore.com>
611 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
612 $(libsubdir) as libexecsubdir.
614 2012-05-16 Andrew Pinski <apinski@cavium.com>
616 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
619 2012-05-16 David S. Miller <davem@davemloft.net>
621 * jump.c (delete_related_insns): If we remove a CALL, make sure
622 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
624 2012-05-16 Richard Henderson <rth@redhat.com>
627 * combine-stack-adj.c (prev_active_insn_bb): New.
628 (next_active_insn_bb): New.
629 (force_move_args_size_note): New.
630 (combine_stack_adjustments_for_block): Use it.
632 2012-05-16 Olivier Hainque <hainque@adacore.com>
634 * Makefile.in (install-no-fixedincludes): New target, former toplevel
635 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
636 Add comments and improve stamp preservation across the whole sequence.
637 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
639 2012-05-16 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/53364
642 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
643 detect a view-conversion of the decl.
645 2012-05-15 Jakub Jelinek <jakub@redhat.com>
648 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
649 that operands[2] is either immediate, or q_regs_operand.
651 2012-05-15 Bin Cheng <bin.cheng@arm.com>
653 Backport r187139 from mainline.
654 2012-05-04 Bin Cheng <bin.cheng@arm.com>
656 PR rtl-optimization/52804
657 * reload1.c (reload_reg_reaches_end_p): Check whether successor
658 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
659 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
660 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
661 RELOAD_FOR_OUTADDR_ADDRESS.
663 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
666 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
667 generate target register for "load" class builtins.
670 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
673 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
674 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
675 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
676 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
677 (<sse>_movu<ssemodesuffix>): New expander.
678 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
679 (avx_movdqu<avxmodesuffix>): New expander.
680 (*sse2_movdqu): Rename from sse2_movdqu.
681 (sse2_movdqu): New expander.
683 2012-05-14 Jakub Jelinek <jakub@redhat.com>
685 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
686 lineno 1 the same as lineno 0 before first start file directive.
687 (optimize_macinfo_range): Likewise.
689 * dwarf2out.c (have_macinfo): Define.
690 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
691 attribute, don't force empty compilation unit and don't emit any
692 .debug_macinfo/.debug_macro section if macinfo_table is empty.
694 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
696 Backport from mainline
697 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
699 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
700 ORDERED and UNORDERED conditions.
702 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
704 * function.c (requires_stack_frame_p): If the function can throw
705 non-call exceptions, return true if the insn can throw internally.
707 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
709 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
710 DECL_ORIGINAL_TYPE if it is present.
712 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
714 Backport from 2012-05-12 mainline r187342.
717 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
718 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
719 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
720 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
721 (expand_prologue): Move initialization of cfun->machine->is_naked,
722 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
723 (avr_set_current_function): ...this new static function.
724 (TARGET_SET_CURRENT_FUNCTION): New define.
725 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
726 checking attributes of current_function_decl.
727 (avr_regs_to_save): Ditto.
728 (signal_function_p): Rename to avr_signal_function_p.
729 (interrupt_function_p): Rename to avr_interrupt_function_p.
731 * doc/extend.texi (Function Attributes): Better explanation of
732 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
735 2012-05-09 Matthias Klose <doko@ubuntu.com>
737 * gcc-ar.c (main): Don't check for execute bits for the plugin.
739 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
742 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
743 when a constant source operand matches an "I" constraint, the "no
744 CC0 change" applies to a register-destination only, not a
745 strict_low_part-destination.
747 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
749 Backport from mainline:
750 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
752 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
754 2012-05-07 Jakub Jelinek <jakub@redhat.com>
756 PR tree-optimization/53239
757 * tree-vrp.c (get_value_range): Set VR of
758 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
761 2012-05-07 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/53195
764 * tree-inline.c (setup_one_parameter): Properly add referenced
765 vars from the parameters new known value.
767 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
769 Backport from mainline:
770 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
773 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
776 2012-05-04 Ian Lance Taylor <iant@google.com>
778 * tree-vect-patterns.c (vect_single_imm_use): Correct return
779 values from false to NULL.
781 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
783 Backport from mainline
784 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
788 (TARGET_CMOV): Rename from TARGET_CMOVE.
789 (TARGET_CMOVE): New define.
790 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
791 Do not set TARGET_CMOVE here.
793 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
795 Backport from mainline:
797 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
799 PR tree-optimization/52633
800 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
801 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
802 (vect_recog_over_widening_pattern): Remove handling of code that was
803 already detected as over-widening pattern. Remove special handling
804 of "unsigned" cases. Instead, support general case of conversion
805 of the shift result to another type.
807 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
809 * tree-vect-patterns.c (vect_single_imm_use): New function.
810 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
811 (vect_recog_over_widening_pattern): Likewise.
812 (vect_recog_widen_shift_pattern): Likewise.
814 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
816 PR tree-optimization/52870
817 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
818 presumed pattern statement is within the same loop or basic block.
820 2012-05-04 Richard Guenther <rguenther@suse.de>
822 * common.opt (flto-report): Do not mark as Optimization.
824 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
827 * recog.c (constrain_operands): If extra constraints are present, also
828 accept pseudo-registers with equivalent memory locations during reload.
830 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
832 Backport from the mainline
833 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
836 * config/rs6000/rs6000.md (bswapdi splitters): If
837 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
838 default) is used, generate an alternate sequence that does not
839 depend on using indexed addressing.
841 2012-05-03 David S. Miller <davem@davemloft.net>
844 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
845 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
846 (sparc_emit_float_lib_cmp): Likewise.
848 2012-05-04 Martin Jambor <mjambor@suse.cz>
850 Backport from mainline
851 2012-05-02 Martin Jambor <mjambor@suse.cz>
854 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
855 of a variable when the contect is a function.
857 2012-05-03 Jakub Jelinek <jakub@redhat.com>
860 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
861 append program name to it and pass that as first argument
862 to make_relative_prefix. Always pass standard_libexec_prefix
863 as last argument to make_relative_prefix. If
864 make_relative_prefix returns NULL, fall back to
865 standard_libexec_prefix.
868 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
872 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
873 mode, return that mode.
875 2012-05-03 Richard Guenther <rguenther@suse.de>
877 PR tree-optimization/53144
878 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
880 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
881 with SSA name values.
882 (vn_reference_lookup_3): Adjust callers.
884 2012-05-02 Jakub Jelinek <jakub@redhat.com>
886 PR tree-optimization/53163
887 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
888 return value from compute_all_dependences.
890 PR rtl-optimization/53160
891 * ree.c (combine_reaching_defs): Handle the case where cand->insn
892 has been modified by ree pass already.
894 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
896 Backport from mainline
897 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
900 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
901 calls to cgraph_node_name in xstrdup.
902 (ipa_make_edge_direct_to_target): Ditto.
903 * tree-sra.c (convert_callers_for_node): Ditto.
904 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
905 * ipa-cp.c (perhaps_add_new_callers): Ditto.
906 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
907 (cgraph_materialize_all_clones): Ditto.
908 * ipa-inline.c (report_inline_failed_reason): Ditto.
909 (want_early_inline_function_p): Ditto.
910 (edge_badness): Ditto.
911 (update_edge_key): Ditto.
912 (flatten_function): Ditto.
914 (inline_always_inline_functions): Ditto.
915 (early_inline_small_functions): Ditto.
917 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
919 Backport from mainline
920 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
922 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
923 Introduce emul_name to select the right linker emulation for
924 powerpc64-*-freebsd*.
925 * configure: Regenerate.
926 * config.gcc: Add bits to support powerpc64-*-freebsd*.
927 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
928 * config/rs6000/freebsd64.h: New file.
929 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
931 (rs6000_savres_strategy): Likewise.
932 (rs6000_savres_routine_name): Likewise.
933 (rs6000_elf_file_end): Likewise.
934 * config/rs6000/t-freebsd64: New file.
935 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
936 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
938 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
940 Backport from mainline
941 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
944 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
946 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
948 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
949 predicate to discriminate types.
951 2012-04-27 Richard Guenther <rguenther@suse.de>
954 * convert.c (convert_to_integer): Avoid infinite recursion for
955 target-defined built-in types.
957 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
960 * config/cris/cris.md ("*andhi_lowpart_v32")
961 ("*andqi_lowpart_v32"): Change first input-only operand from
962 a (match_operand ...) to (match_dup 0). Drop alternatives with
963 const_int-matching constraints for redundancy.
964 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
965 three-operand alternative.
967 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
969 Backport from mainline
970 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
973 (*addsi_2_zext): Ditto.
974 (*add<mode>_3): Ditto.
975 (*addsi_3_zext): Ditto.
976 (*add<mode>_5): Ditto.
978 2012-04-25 Jakub Jelinek <jakub@redhat.com>
981 * c-typeck.c (set_nonincremental_init,
982 set_nonincremental_init_from_string): Pass true instead of false
983 as IMPLICIT to add_pending_init.
985 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
987 Backport from 2012-04-24 mainline r186768.
990 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
992 2012-04-24 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/53085
995 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
998 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1001 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1003 (output_addressed_constants): Likewise.
1006 * varasm.c (get_section): Don't ICE for section conflicts with
1007 built-in section kinds.
1009 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1011 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1013 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1015 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1017 2012-04-23 Richard Guenther <rguenther@suse.de>
1020 * c-typeck.c (build_binary_op): Fix typo.
1022 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1024 PR tree-optimizations/52891
1025 * tree-vect-patterns.c (adjust_bool_pattern): Use
1026 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1027 but with non-standard precision.
1029 2012-04-22 Ian Lance Taylor <iant@google.com>
1031 * godump.c (go_output_typedef): Dump size of structs.
1033 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1035 Backport from mainline:
1037 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1038 hints for 'A' operand types.
1040 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1042 Backport from 2012-04-19 mainline r186588.
1045 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1046 the case *(X+const).
1048 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1050 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1052 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1055 * config/i386/sync.md (atomic_<code><mode>): Rename to
1056 atomic_<logic><mode>.
1058 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1060 Backport from mainline
1061 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1065 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1066 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1067 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1068 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1069 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1070 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1071 gen_avx2_permvarv8sf.
1073 2012-04-16 Martin Jambor <mjambor@suse.cz>
1075 Backported from mainline
1077 2012-04-13 Martin Jambor <mjambor@suse.cz>
1080 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1081 fold_ctor_reference returns a zero constant.
1083 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1085 Backported from mainline
1086 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1089 and __ILP32__ for x32.
1091 2012-04-13 Tom de Vries <tom@codesourcery.com>
1093 Backport from mainline r186418.
1095 2012-04-13 Tom de Vries <tom@codesourcery.com>
1097 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1098 parameters vuse and vuse_escaped.
1099 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1100 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1103 2012-04-13 Richard Guenther <rguenther@suse.de>
1105 PR tree-optimization/52969
1106 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1107 the condition for the COND_EXPR and handle predicate negation
1108 by swapping the COND_EXPR arms.
1110 2012-04-13 Richard Guenther <rguenther@suse.de>
1113 * convert.c (convert_to_pointer): Remove special-casing of
1116 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1118 Backport from mainline
1119 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1122 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1123 the list of options to enable the FCFID instruction.
1124 (TARGET_EXTRA_BUILTINS): Adjust comment.
1126 2012-04-12 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/52943
1129 * tree-chrec.h (chrec_is_positive): Remove.
1130 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1131 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1132 Return false for a constant zero instead of negative.
1133 (analyze_siv_subscript_cst_affine): Handle zero difference
1134 in the initial condition explicitely.
1136 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1139 * varasm.c (process_pending_assemble_externals): Set
1140 pending_assemble_externals_processed true.
1141 (assemble_external): Call assemble_external_real if the pending
1142 assemble externals have been processed.
1144 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1147 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1148 the DECL generated for the special GOT helper.
1150 2012-04-06 Walter Lee <walt@tilera.com>
1152 Backport from mainline
1153 2012-03-07 Walter Lee <walt@tilera.com>
1155 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1156 REG_CFA_* notes for the stack pointer.
1157 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1158 EH_RETURN_STACKADJ_RTX.
1159 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1160 generate REG_CFA_* notes for the stack pointer.
1161 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1162 by EH_RETURN_STACKADJ_RTX.
1164 2012-04-06 Matt Turner <mattst88@gmail.com>
1166 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1168 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1170 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1171 of the destination isn't also a FP_REGS register.
1173 2012-04-03 Richard Guenther <rguenther@suse.de>
1175 Backport from mainline
1176 2012-03-02 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/52406
1179 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1180 (struct indices): Add unconstrained_base member.
1181 (struct dr_alias): Remove unused vops member.
1182 (DR_UNCONSTRAINED_BASE): New define.
1183 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1184 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1185 be an artificial access that covers the whole indexed object,
1186 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1187 plain decl base-objects to their MEM_REF variant.
1188 (dr_may_alias_p): When the base-object of either data reference
1189 has unknown size use only points-to information.
1190 (compute_affine_dependence): Make dumps easier to read and
1192 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1193 DR_REF when looking for packed references.
1194 (vect_supportable_dr_alignment): Likewise.
1196 2012-04-03 Richard Guenther <rguenther@suse.de>
1198 Backport from mainline
1199 2012-03-15 Richard Guenther <rguenther@suse.de>
1202 * tree-data-ref.c (subscript_dependence_tester_1): Check
1203 all dimensions for non-conflicting access functions.
1205 2012-04-03 Richard Guenther <rguenther@suse.de>
1207 Backport from mainline
1208 2012-03-06 Richard Guenther <rguenther@suse.de>
1211 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1213 2012-03-23 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/52678
1216 * tree-vectorizer.h (struct _stmt_vec_info): Add
1217 loop_phi_evolution_part member.
1218 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1219 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1220 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1221 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1222 Use the cached evolution part and the PHI nodes value from
1223 the loop preheader edge instead of re-analyzing the evolution.
1225 2012-03-26 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/52701
1228 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1229 compute and set the evolution part of PHI nodes.
1231 2012-03-30 Richard Guenther <rguenther@suse.de>
1233 PR tree-optimization/52754
1234 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1235 propagate arbitrary addresses into really plain dereferences.
1237 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1239 PR tree-optimization/52835
1240 * tree-data-ref.c (build_rdg): Return NULL if
1241 compute_data_dependences_for_loop failed.
1243 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1245 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1246 (stmt_can_make_abnormal_goto): Use it.
1247 (is_ctrl_altering_stmt): Likewise.
1249 2012-03-31 Martin Jambor <mjambor@suse.cz>
1251 Backported from mainline
1252 2012-03-30 Martin Jambor <mjambor@suse.cz>
1254 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1255 is a builtin_stack_save in a dominating BB.
1257 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1259 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1260 crossing 128bit lane boundary.
1262 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1264 Backported from mainline
1265 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1270 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1271 * config/i386/i386.c: Include reload.h.
1272 (ix86_legitimize_reload_address): New function.
1274 2012-03-28 Martin Jambor <mjambor@suse.cz>
1276 Backported from mainline
1277 2012-03-27 Martin Jambor <mjambor@suse.cz>
1280 * tree-sra.c (sra_modify_assign): Do not call
1281 load_assign_lhs_subreplacements when working with an unscalarizable
1284 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1287 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1288 __builtin_va_start to __builtin_next_arg if the latter is
1289 builtin_decl_explicit_p rather than when it is not.
1292 * tree-vect-generic.c (vector_element): Perform multiplication
1293 for pos in bitsizetype type instead of idx type.
1295 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1297 Backport from 2012-03-28 mainline r185910.
1300 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1301 (avr_builtin_decl): New static function.
1302 (struct avr_builtin_description, avr_bdesc): Move up.
1303 Add GTY marker. Add field fndecl. Remove redundant field id.
1304 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1305 (avr_expand_builtin): Code cleanup because .id is removed.
1307 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1310 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1313 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1315 Backport from 2012-03-28 mainline r185907.
1318 * config.gcc (tm_file): Remove avr/multilib.h.
1320 * doc/invoke.texi (AVR Options): Adjust
1321 documentation of -mtiny-stack.
1323 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1324 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1325 * config/avr/t-avr: Remove generation of multilib.h.
1326 * config/avr/t-multilib: Regenerate.
1327 * config/avr/multilib.h: Remove.
1328 * config/avr/avr.opt (-msp8): New option.
1329 (avr_sp8): New variable.
1330 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1331 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1332 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1333 (avr_device_to_sp8): New prototype.
1334 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1335 (DRIVER_SELF_SPECS): New define.
1336 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1337 __AVR_SP8__, __AVR_HAVE_SPH__.
1338 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1339 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1340 (avr_file_start): Ditto.
1342 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1345 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1346 instead of 8 in adjust_address.
1348 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1350 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1351 of a unit before computing the offset in units.
1353 2012-03-27 Richard Guenther <rguenther@suse.de>
1356 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1359 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1362 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1364 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1367 * varasm.c: Include pointer-set.h.
1368 (pending_assemble_externals_set): New pointer set.
1369 (process_pending_assemble_externals): Destroy the pointer set.
1370 (assemble_external): See if decl is in pending_assemble_externals_set,
1371 and add it to pending_assemble_externals if necessary.
1372 (init_varasm_once): Allocate pending_assemble_externals_set.
1374 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1376 Backported from mainline
1377 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1380 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1381 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1382 (vector_ltgt<mode>): Likewise.
1383 (vector_ordered<mode>): Likewise.
1384 (vector_unordered<mode>): Likewise.
1385 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1387 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1389 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1392 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1394 Backported from mainline
1395 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1399 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1400 GENERAL_REGS and FP_REGS for SImode.
1402 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1405 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1406 on any new_local_var_chain vars declared during recursing on
1407 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1409 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1411 Backport from 2012-03-22 mainline r185692.
1414 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1415 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1416 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1417 (delay_cycles_1, delay_cycles_2): Ditto.
1418 (delay_cycles_3, delay_cycles_4): Ditto.
1419 (nopv, *nopv): Ditto.
1420 (sleep, *sleep): Ditto.
1423 Backport from 2012-03-21 mainline r185605.
1425 PR rtl-optimization/52543
1427 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1428 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1429 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1430 (avr_load_libgcc_p): Restrict to __flash loads.
1431 (avr_out_lpm): Only handle 1-byte loads from __flash.
1432 (avr_load_lpm): New function.
1433 (avr_find_unused_d_reg): Remove.
1434 (avr_out_lpm_no_lpmx): Remove.
1435 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1436 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1437 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1438 (load_<mode>, load_<mode>_clobber): New insns.
1439 (mov<mode>): For multi-byte move from non-generic
1440 16-bit address spaces: Expand to load_<mode> resp.
1441 load_<mode>_clobber.
1442 (load<mode>_libgcc): Remove expander.
1443 (split-lpmx): Remove split.
1445 Backport from 2012-03-13 mainline r185329.
1448 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1449 offset (size) to a value the insns can deal with.
1450 (expand_epilogue): Ditto.
1452 Backport from 2012-03-12 mainline r185256.
1455 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1456 type from reg_class_t to enum reg_class.
1457 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1459 Backport from 2012-03-12 mainline r185253.
1462 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1463 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1464 r184615 from 2012-02-28.
1466 Backport from 2012-03-08 mainline r185105.
1468 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1469 for constants in [-63,63].
1471 Backport from 2012-03-08 mainline r185100.
1474 * config/avr/avr.c (avr_mem_clobber): New static function.
1475 (avr_expand_delay_cycles): Add memory clobber operand to
1476 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1477 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1478 (enable_interrupt, disable_interrupt): New expander.
1479 (nopv, sleep, wdr): New expanders.
1480 (delay_cycles_1): Add memory clobber.
1481 (delay_cycles_2): Add memory clobber.
1482 (delay_cycles_3): Add memory clobber.
1483 (delay_cycles_4): Add memory clobber.
1484 (cli_sei): New insn from former "enable_interrupt",
1485 "disable_interrupt" with memory clobber.
1486 (*wdt): New insn from former "wdt" with memory clobber.
1487 (*nopv): Similar, but for "nopv".
1488 (*sleep): Similar, but for "sleep".
1490 Backport from 2012-03-07 mainline r185043.
1493 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1495 Backport from 2012-03-07 mainline r185032.
1498 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1499 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1500 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1502 Backport from 2012-03-07 mainline r185031.
1505 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1507 * config/avr/avr.md (xload_8): Adjust insn length.
1509 Backport from 2012-03-07 mainline r185030.
1512 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1513 if RAMPZ affects reading from RAM.
1515 Backport from 2012-03-05 mainline r184919.
1517 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1519 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1521 Backport from mainline r185259.
1524 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1525 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1527 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1529 Backported from mainline
1530 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1533 * c-parser.c (c_parser_postfix_expression)
1534 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1536 * config/i386/smmintrin.h: Avoid /* within a comment.
1537 * config/i386/nmmintrin.h: Likewise.
1539 2012-03-22 Richard Guenther <rguenther@suse.de>
1541 * BASE-VER: Set to 4.7.1.
1542 * DEV-PHASE: Set to prerelease.
1544 2012-03-22 Release Manager
1546 * GCC 4.7.0 released.
1548 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1550 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1552 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1553 Andrew Pinski <apinski@cavium.com>
1556 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1557 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1558 calls instead of __builtin_ir{int,ound}*.
1560 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1563 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1566 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1568 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1569 Refer to GCC 4.7 version of c99status.html.
1571 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1573 Backport from mainline
1574 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1576 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1577 redefine to be NULL if the current bit-size is different from the
1578 configured bit-size.
1580 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1581 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1582 set the default tuning. Add asserts to make sure the cpu and tune
1583 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1584 test whether the index is set, instead of > 0.
1585 (rs6000_file_start): Do not reset the default cpu if the current
1586 bit-size is different from the configured bit-size.
1588 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1590 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1592 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1593 Update binutils references.
1594 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1595 Update binutils reference.
1596 Update Sun as/GNU ld caveat.
1597 Document binutils largefile requirement for LTO plugin.
1598 Remove reference to alternate libpthread.
1600 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1602 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1604 (Specific, mips-sgi-irix6): Likewise.
1606 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1608 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1609 * configure: Regenerate.
1611 2012-03-07 Richard Henderson <rth@redhat.com>
1613 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1614 * config/m68k/sync.md (atomic_test_and_set): Use it.
1615 (atomic_test_and_set_1): Likewise.
1617 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1620 * Makefile.in: Let install-gcc-ar depend on installdirs,
1621 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1622 Don't double canonicalize if cross-compiling.
1624 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1626 * trans-mem.c: New typedef for tm_region_p.
1627 Define vector types for tm_region_p.
1628 (tm_region_init): Replace region_worklist to a vector called
1631 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1634 * trans-mem.c (tm_region_init): Use last_basic_block.
1636 2012-03-05 Richard Henderson <rth@redhat.com>
1639 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1640 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1641 BIGGEST_ALIGNMENT is aligned.
1643 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1645 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1647 2012-03-05 Richard Henderson <rth@redhat.com>
1650 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1651 instead of calling negqi2 directly.
1653 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1655 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1656 (INTMAX_TYPE): Use it.
1657 (UINTMAX_TYPE): Likewise.
1658 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1659 (irix6_c_common_override_options): Declare.
1660 (C_COMMON_OVERRIDE_OPTIONS): Define.
1661 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1662 * config/mips/irix6-c.c: New file.
1663 * config/mips/t-irix6 (irix6-c.o): New target.
1664 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1667 2012-03-02 Richard Henderson <rth@redhat.com>
1669 * optabs.c (expand_atomic_test_and_set): Honor
1670 atomic_test_and_set_trueval even when atomic_test_and_set
1671 optab is not in use.
1673 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1675 Backport from mainline
1676 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1678 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1680 2012-03-02 Richard Guenther <rguenther@suse.de>
1682 * DEV-PHASE: Set to prerelease.
1684 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1686 * config.gcc (obsolete): Add all ARM targets using the FPA.
1687 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1688 * doc/install.texi: Avoid references to obsolete ARM ports.
1690 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1692 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1694 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1695 Joern Rennecke <joern.rennecke@embecosm.com>
1697 * doc/extend.texi: Expand and update information on interrupt
1698 attribute for Epiphany.
1700 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1702 * config/sh/sh-protos.h: Update copyright notice dates.
1703 * config/sh/sh.h: Likewise.
1704 * config/sh/sh.md: Likewise.
1705 * config/sh/constraints.md: Likewise.
1706 * config/sh/predicates.md: Likewise.
1708 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1710 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1711 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1713 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1715 * config/sh/constraints.md: Fix comment typo.
1717 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1720 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1721 unsigned HOST_WIDE_INT.
1722 (zvdep_imm64): Likewise.
1723 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1724 (vdepi_and): Likewise.
1725 Likewise for unamed 64-bit patterns.
1726 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1728 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1731 PR rtl-optimization/52417
1732 * cselib.c (cselib_any_perm_equivs): New variable.
1733 (cselib_reset_table): Check that it's not set when not
1734 preserving constants.
1735 (cselib_add_permanent_equiv): Set it.
1736 (cselib_have_permanent_equivalences): New.
1737 (cselib_init, cselib_finish): Reset it.
1738 * cselib.h (cselib_have_permanent_equivalences): Declare.
1739 * alias.c (get_addr): Restore earlier behavior when there
1740 aren't permanent equivalences.
1742 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1744 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1745 * config/v850/v850-modes.def: Fix copyright notice.
1747 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1749 * doc/extend.texi (AVR Built-in Functions): Document
1750 __builtin_avr_flash_segment.
1752 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1753 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1754 (*split.flash_segment): New insn-and-split.
1755 * config/avr/avr.c (avr_init_builtins): Add local variables:
1756 const_memx_void_node, const_memx_ptr_type_node,
1757 char_ftype_const_memx_ptr.
1759 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1761 PR tree-optimization/52445
1762 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1763 add ssa_name_ver, offset and size fields and change store field
1765 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1766 (add_or_mark_expr): Likewise. Only consider previous stores
1767 with the same size and offset.
1768 (nt_init_block): Only look at gimple_assign_single_p stmts,
1769 doesn't look at rhs2.
1771 2012-03-01 Richard Guenther <rguenther@suse.de>
1774 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1775 conversions from integral types to pointer types.
1777 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1779 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1780 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1781 unintentionally removed in r184616.
1783 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1785 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1788 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1789 Uros Bizjak <ubizjak@gmail.com>
1792 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1793 alternatives, add "e" constraint to the new last alternative
1794 and ! to last 3 alternatives.
1796 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1798 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1799 DW_AT_artificial attributes at the end of the processing.
1800 (gen_array_type_die): Likewise.
1801 (gen_enumeration_type_die): Likewise.
1802 (gen_struct_or_union_type_die): Likewise.
1803 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1806 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1809 * expr.c (expand_assignment): If doing misaligned store that doesn't
1810 cover all mode bits, perform a RMW cycle.
1812 PR tree-optimization/52429
1813 * tree-parloops.c (separate_decls_in_region_debug): Return early
1814 if var is LABEL_DECL.
1816 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1818 PR tree-optimization/52424
1819 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1820 calling dom_thread_across_edge.
1822 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1824 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1826 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1828 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1829 * config/avr/avr.c (avr_output_bld): Remove unused function.
1830 (avr_out_sbxx_branch): Use "%T" to print bit position.
1832 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1834 * config/avr/avr.md: Untabify.
1836 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1838 * config/avr/avr.md (eqne): New code iterator.
1839 (*dec-and-branchsi): Use it in text peephole's condition.
1840 (*dec-and-branchhi): Ditto.
1841 (*dec-and-branchqi): Ditto.
1843 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1846 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1847 the device does not have the skip-bug.
1849 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1851 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1852 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1853 -mpretend-cmove): New.
1855 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1858 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1859 doesn't count DEBUG_INSN refs.
1860 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1861 for DEBUG_INSN refs.
1863 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1867 2012-02-20 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/52298
1869 * tree-vect-stmts.c (vectorizable_load): Properly use
1870 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1873 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1876 * gimple.h (gimple_in_transaction): New.
1877 (gimple_set_in_transaction): New.
1878 (struct gimple_statement_base): Add in_transaction field.
1879 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1881 (tree_ssa_lim_initialize): Compute transaction bits.
1882 * tree.h (compute_transaction_bits): Protoize.
1883 * trans-mem.c (tm_region_init): Use the heap to store BB
1885 (compute_transaction_bits): New.
1887 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1889 * gcc.c (display_help): Document --help=common and sort entries
1892 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1894 * doc/install.texi: Document check-$LANG specific shortcuts
1896 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1899 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1901 * config/arm/arm_neon.h: Regenerate.
1902 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1903 (neon_vcgeu): New insn.
1904 (neon_vcgtu): Likewise.
1905 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1906 (ops): Unsigned comparison intrinsics call a different
1909 2012-02-28 Richard Guenther <rguenther@suse.de>
1912 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1913 ordering for the VEC_CONCAT for two element vectors for
1914 V2SFmode, V2SImode and V2DImode.
1916 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1919 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1920 detecting big-endian triplets.
1922 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1924 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1925 mode if there is no type information available.
1927 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1929 PR tree-optimization/53207
1930 * doc/invoke.texi: Document as experimental and relying on graphite.
1932 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1934 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1935 of initializer to changes from r184614.
1937 2012-02-28 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/52395
1940 * tree-sra.c (build_ref_for_offset): Also look at the base
1941 TYPE_ALIGN when figuring out the alignment of the replacement.
1943 2012-02-28 Richard Guenther <rguenther@suse.de>
1945 PR tree-optimization/52402
1946 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1947 mis-aligned types when creating the accesses at the call site.
1949 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1951 * config/avr/builtins.def: New file.
1952 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1953 * config/avr/avr.c (enum avr_builtin_id): Use it.
1954 (avr_init_builtins): Use it. And use avr_bdesc.
1955 (bdesc_1arg): Remove.
1956 (bdesc_2arg): Remove.
1957 (bdesc_3arg): Remove.
1958 (struct avr_builtin_description): Add field n_args.
1959 (avr_bdesc): New static variable using builtins.def.
1960 (avr_expand_builtin): Use it.
1961 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1962 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1963 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1965 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1968 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1969 match only one single hard register with respective hard reg rtx.
1970 (movmemx_<mode>): Ditto.
1971 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1972 insn anatomy of movmem[x]_<mode>.
1973 (avr_out_movmem): Same for printing assembler and operand usage.
1975 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1979 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1980 address spaces located outside of device flash.
1982 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1983 (mcu_type_s): Add field n_flash.
1984 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1985 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1986 (AVR_MCU): Add N_FLASH argument.
1987 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1988 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1989 macro __FLASH<n> if that address space makes sense for the device.
1990 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1991 outside of target flash.
1992 (avr_asm_named_section): Ditto.
1993 (avr_asm_select_section): Ditto.
1994 (avr_addr_space_convert): Ditto.
1995 (avr_emit_movmemhi): Ditto.
1996 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1997 address space is outside of device flash.
1998 (avr_insert_attributes): Ditto.
1999 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2000 avr_current_arch->n_segments.
2002 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2007 (*movabs<mode>_2): Likewise.
2009 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2012 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2013 s_register_operand in the test instead of REG_P. Don't call
2014 gen_reg_rtx if it won't be used.
2016 PR tree-optimization/52376
2017 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2019 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2021 * ifcvt.c (noce_get_condition): Check condition variable is not
2022 small_register_classes_for_mode_p before accepting.
2024 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2026 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2028 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2031 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2032 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2034 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2036 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2038 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2040 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2042 * config/sh/predicates.md: Remove blank lines.
2043 * config/sh/sh.c: Fix typos in comments.
2044 * config/sh/constraints.md: Likewise.
2045 * config/sh/sh.md: Remove blank lines.
2046 Fix typos in comments. Use ;; as comment characters.
2048 2012-02-26 Walter Lee <walt@tilera.com>
2050 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2051 (replace_mov_pcrel_step2): Ditto.
2053 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2056 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2057 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2058 and locs that reference values newer than the non-canonical value
2059 at hand. Return the canonical value as a worst case.
2060 (memrefs_conflict_p): Walk canonical value's locs.
2063 * cselib.c (preserve_only_constants): Rename to...
2064 (preserve_constants_and_equivs): ... this. Split out...
2065 (invariant_or_equiv_p): ... this. Preserve plus expressions
2066 of other preserved expressions too.
2067 (cselib_reset_table): Adjust.
2068 * var-tracking.c (reverse_op): Use canonical value to build
2071 2012-02-23 Kai Tietz <ktietz@redhat.com>
2073 * config/i386/i386.c (ix86_delegitimize_address): Handle
2074 UNSPEC_PCREL plus displacement.
2076 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2079 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2080 to test for unusedness in st X addressing.
2082 2012-02-24 Richard Guenther <rguenther@suse.de>
2085 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2086 (is_gimple_reg_type): Move inline ...
2087 * gimple.h (is_gimple_reg_type): ... here.
2089 2012-02-24 Richard Guenther <rguenther@suse.de>
2092 * passes.c (execute_function_todo): When verifying SSA form
2093 verify gimple form first.
2094 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2096 2012-02-24 Richard Guenther <rguenther@suse.de>
2099 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2100 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2102 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2104 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2106 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2108 * tree-phinodes.c (make_phi_node): Mark static.
2109 * tree-flow.h (make_phi_node): Remove extern decl.
2110 * doc/gimple.texi (make_phi_node): Remove documentation.
2112 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2114 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2115 * tree-ssa-sccvn.c (print_scc): Ditto.
2117 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2119 * doc/passes.texi (Full redundancy elimination): Fix typo.
2121 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2123 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2125 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2128 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2130 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2133 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2135 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2137 * config/avr/avr.md (code_stdname): Add ior, xor.
2138 (xior): New code iterator.
2139 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2140 (*<code_stdname><mode>qi.byte1-3): Ditto.
2142 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2144 PR tree-optimization/52019
2145 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2148 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2150 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2151 HAVE_INITFINI_ARRAY to work around namespace pollution in
2152 certain versions of newlib system headers.
2153 * config.in: Regenerate.
2154 * configure: Regenerate.
2155 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2156 instead of HAVE_INITFINI_ARRAY.
2158 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2162 is not offsettable memory reference.
2164 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2167 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2168 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2170 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2172 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2173 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2175 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2177 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2178 library on Solaris 8 even without TLS support.
2179 * configure: Regenerate.
2181 2012-02-22 Richard Guenther <rguenther@suse.de>
2184 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2185 for GIMPLE_DEBUG stmts.
2187 2012-02-22 Martin Jambor <mjambor@suse.cz>
2190 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2191 according to the base object.
2193 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2195 PR rtl-optimization/50063
2196 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2197 and 2 (8-bit SP) in operand 2.
2198 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2199 setup to use movhi_sp_r instead of vanilla move to write SP.
2200 Adjust REG_CFA notes to superseed unspec.
2201 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2203 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2204 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2205 irq_state 1 (IRQ known to be on) here.
2207 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2209 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2211 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2212 assign_hard_reg): Likewise.
2214 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2216 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2218 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2221 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2222 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2224 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2226 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2227 prototype from here to...
2228 * config/avr/avr.h: ...here.
2230 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2233 * thumb2.md (thumb2_shiftsi3_short): Split register and
2234 immediate shifts. For register shifts tie operands 0 and 1.
2235 (peephole2 for above): Check that register-controlled shifts
2236 have suitably tied operands.
2238 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2241 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2242 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2243 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2244 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2245 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2246 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2247 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2248 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2249 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2250 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2251 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2252 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2253 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2254 bdver1_ssevector_avx256_unaligned_load,
2255 bdver1_ssevector_sse128_unaligned_load,
2256 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2257 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2258 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2259 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2260 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2261 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2262 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2263 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2264 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2265 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2266 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2267 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2268 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2269 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2270 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2271 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2272 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2273 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2274 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2275 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2276 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2277 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2278 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2279 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2280 bdver1_ssediv_double_load, bdver1_ssediv_double,
2281 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2282 Add "bdver2" attribute.
2284 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2286 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2287 default if possible and not specified otherwise.
2289 2012-02-21 Richard Guenther <rguenther@suse.de>
2292 * gimplify.c (create_tmp_from_val): Use the main variant type
2293 for the type of the temporary we create.
2295 2012-02-21 Richard Guenther <rguenther@suse.de>
2297 PR tree-optimization/52324
2298 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2299 do not gimplify a MEM_REF address operand if it is already
2302 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2304 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2305 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2307 2012-02-21 Richard Guenther <rguenther@suse.de>
2309 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2310 nested_in_vect_loop.
2312 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2314 PR tree-optimization/52318
2315 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2316 vdef also to non-pure/const call stmts in the sequence.
2318 2012-02-20 David S. Miller <davem@davemloft.net>
2320 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2321 don't use the "rd %pc" instruction on v9 for PIC register loads.
2323 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2326 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2327 in a transaction safe function.
2329 2012-02-20 Kai Tietz <ktietz@redhat.com>
2332 * stor-layout.c (place_field): Handle desired_align for
2335 2012-02-20 Richard Guenther <rguenther@suse.de>
2337 PR tree-optimization/52298
2338 * tree-vect-stmts.c (vectorizable_store): Properly use
2339 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2341 (vectorizable_load): Likewise.
2342 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2343 Access DR_STEP after ensuring it is not NULL.
2345 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2347 PR tree-optimization/52286
2348 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2349 optimization use double_int_to_tree instead of build_int_cst_wide,
2350 rewrite to use double_int vars.
2352 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2355 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2357 Remove -e 0 from $gcc_cv_ld invocation.
2358 Only use __GLIBC_PREREQ if defined.
2359 Enable on Solaris since Solaris 8 patch.
2360 (gcc_SUN_LD_VERSION): New macro.
2361 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2362 gcc_SUN_LD_VERSION for version number format.
2363 * configure: Regenerate.
2364 * varasm.c (get_elf_initfini_array_priority_section): Set
2365 SECTION_NOTYPE for non-default priority.
2366 Use get_section instead of get_unnamed_section to emit
2367 .init_array/.fini_array with default priority.
2369 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2371 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2372 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2373 (mips_start_unique_function, mips_output_mips16_rdhwr)
2374 (mips_code_end): New functions.
2375 (TARGET_ASM_CODE_END): Define.
2377 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2379 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2380 to stubs with non-sibling calls.
2382 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2384 * doc/invoke.texi (-fira-* options): Copy-edit.
2385 (ira-* parameters): Copy-edit.
2387 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2389 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2390 GCC coding conventions.
2392 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2394 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2395 when used as adjectives.
2397 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2399 * doc/invoke.texi: Clean up "that"/"which" confusion.
2401 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2403 * system.h: Poison SMALL_REGISTER_CLASSES
2404 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2405 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2407 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2409 PR tree-optimization/52285
2410 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2411 when deciding if a call is a tail call or tail recursion.
2413 2012-02-16 Kai Tietz <ktietz@redhat.com>
2415 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2416 interger-constant displacement for UNSPEC_PCREL.
2418 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2420 PR rtl-optimization/52208
2421 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2422 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2424 PR tree-optimization/52255
2425 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2426 loop->header has virtual PHI, but exit_e->dest doesn't, add
2427 virtual PHI to exit_e->dest and adjust all uses after the loop.
2430 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2431 children with clone_tree_hash, not after it.
2433 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2435 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2436 extended identifiers.
2438 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2441 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2442 a same_body_alias, also test whether e->callee isn't a former
2443 or current clone of the decl this is a same body alias of.
2445 PR translation/52264
2446 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2448 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2450 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2452 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2455 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2456 force_reg instead of copy_to_reg for better optimization. Force
2457 non-register or memory operands into a register.
2459 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2461 * extend.texi: Reserve upper bits of memory model for future use.
2463 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2464 Anatoly Sokolov <aesok@post.ru>
2465 Eric Weddington <eric.weddington@atmel.com>
2468 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2469 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2470 Rewrite initializers for .macro.
2471 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2472 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2473 atxmega32d4, atxmega32x1.
2474 avrxmega4: atxmega64a3, atxmega64d3.
2475 avrxmega5: atxmega64a1, atxmega64a1u.
2476 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2477 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2478 avrxmega7: atxmega128a1, atxmega128a1u.
2479 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2480 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2481 (struct base_arch_s): Rename reserved to xmega_p.
2482 Rename reserved2 to have_rampd.
2483 (AVR_XMEGA): New define.
2484 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2485 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2486 * config/avr/predicates.md (io_address_operand): Take into
2488 (low_io_address_operand): Ditto.
2489 (high_io_address_operand): Ditto.
2490 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2491 (enabled, movhi_sp_r): Use them.
2492 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2493 cpp_define_formatted to built-in define __AVR_ARCH__.
2494 (__AVR_XMEGA__): New built-in define.
2495 (__AVR_HAVE_RAMPD__): New built-in define.
2496 (__AVR_HAVE_RAMPX__): New built-in define.
2497 (__AVR_HAVE_RAMPY__): New built-in define.
2498 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2500 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2501 (avr_option_override): Initialize them.
2502 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2503 (avr_init_expanders): Initialize them. No more block several calls.
2504 (emit_push_sfr): New static function.
2505 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2507 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2508 (avr_print_operand): Print addreeses as symbols for
2509 RAMPX, RAMPY, RAMPD, CCP.
2510 (output_movhi): Handle AVR_XMEGA when writing to SP.
2511 (avr_out_movhi_mr_r_xmega): New static function.
2512 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2513 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2514 __RAMPD__, __CCP__ as needed.
2516 * config/avr/multilib.h: Regenerate.
2517 * config/avr/t-multilib: Regenerate.
2518 * config/avr/avr-tables.opt: Regenerate.
2520 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2522 PR tree-optimization/50561
2523 * graphite-flattening.c (lst_project_loop): Do not
2524 remove old scattering dimensions after flattening.
2525 (lst_do_flatten): Likewise.
2527 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2529 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2530 __builtin_avr_map8, __builtin_avr_map16.
2531 Document __builtin_avr_insert_bits.
2533 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2534 (insert_bits): New insn.
2535 (adjust_len.map_bits): Rename to insert_bits.
2536 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2537 * avr-protos.h (avr_out_map_bits): Remove.
2538 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2539 * config/avr/constraints.md (Cxf,C0f): New.
2540 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2541 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2542 New built-in define __BUILTIN_AVR_INSERT_BITS.
2543 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2544 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2545 (avr_move_bits): Rewrite.
2546 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2548 (avr_map_op_t): New typedef.
2549 (avr_map_op): New static variable.
2550 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2551 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2552 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2553 (bdesc_3arg, avr_expand_triop_builtin): New.
2554 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2555 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2556 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2557 (avr_map_equal_p, avr_map_sig_p): Remove.
2558 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2559 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2560 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2561 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2562 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2563 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2565 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2567 * config/c6x/c6x.md (reserve_cycles): New attribute.
2568 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2569 don't reserve functional units after the branch occurs.
2571 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2574 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2575 functions into non-tm_pure functions.
2577 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2580 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2581 (iterative_hash_canonical_type): Likewise.
2582 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2585 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2587 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2588 sched-group insn, it either remains alone or the entire list is pruned.
2590 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2592 * doc/install.texi (Prerequisites): Fix grammar.
2593 (Configuration): Likewise.
2595 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2597 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2598 MPC as part of GCC before describing configuring with --with-gmp etc.
2599 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2600 sources are present.
2602 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2605 * dwarf2out.c (clone_tree_hash): New function.
2606 (copy_decls_walk): Use it instead of clone_tree.
2608 2012-02-14 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/52244
2611 PR tree-optimization/51528
2612 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2613 replacements for integral types.
2615 2012-02-14 Walter Lee <walt@tilera.com>
2617 * config.gcc: Handle tilegx and tilepro.
2618 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2620 Add HAVE_AS_TLS check for tilegx and tilepro.
2621 * configure: Regenerate.
2622 * doc/contrib.texi: Add Mat Hostetter and self.
2623 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2624 Document instruction intrinsics and network accessing intrinsics.
2625 (TILEPro Built-in Functions): New node. Document instruction
2626 intrinsics and network accessing intrinsics.
2627 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2628 (Specific, tilepro-*-linux*): Likewise.
2629 * doc/invoke.texi (TILE-Gx Options): New section.
2630 (TILEPro Options): New section.
2631 * doc/md.texi (TILE-Gx): New section.
2632 (TILEPro): New section.
2633 * common/config/tilegx/tilegx-common.c: New file.
2634 * common/config/tilepro/tilepro-common.c: New file.
2635 * config/tilegx/constraints.md: New file.
2636 * config/tilegx/linux.h: New file.
2637 * config/tilegx/mul-tables.c: New file.
2638 * config/tilegx/predicates.md: New file.
2639 * config/tilegx/sync.md: New file.
2640 * config/tilegx/t-tilegx: New file.
2641 * config/tilegx/tilegx-builtins.h: New file.
2642 * config/tilegx/tilegx-c.c: New file.
2643 * config/tilegx/tilegx-generic.md: New file.
2644 * config/tilegx/tilegx-modes.def: New file.
2645 * config/tilegx/tilegx-multiply.h: New file.
2646 * config/tilegx/tilegx-protos.h: New file.
2647 * config/tilegx/tilegx.c: New file.
2648 * config/tilegx/tilegx.h: New file.
2649 * config/tilegx/tilegx.md: New file.
2650 * config/tilegx/tilegx.opt: New file.
2651 * config/tilepro/constraints.md: New file.
2652 * config/tilepro/gen-mul-tables.cc: New file.
2653 * config/tilepro/linux.h: New file.
2654 * config/tilepro/mul-tables.c: New file.
2655 * config/tilepro/predicates.md: New file.
2656 * config/tilepro/t-tilepro: New file.
2657 * config/tilepro/tilepro-builtins.h: New file.
2658 * config/tilepro/tilepro-c.c: New file.
2659 * config/tilepro/tilepro-generic.md: New file.
2660 * config/tilepro/tilepro-modes.def: New file.
2661 * config/tilepro/tilepro-multiply.h: New file.
2662 * config/tilepro/tilepro-protos.h: New file.
2663 * config/tilepro/tilepro.c: New file.
2664 * config/tilepro/tilepro.h: New file.
2665 * config/tilepro/tilepro.md: New file.
2666 * config/tilepro/tilepro.opt: New file.
2668 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2670 PR tree-optimization/52210
2671 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2672 vect_model_simple_cost with two entry vect_def_type array instead
2673 of an address of dt.
2675 2012-02-14 Richard Guenther <rguenther@suse.de>
2678 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2679 Do not stream DECL_QUALIFIER.
2680 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2681 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2682 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2684 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2687 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2690 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2693 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2694 * cselib.c (cselib_subst_to_values_from_insn): New function.
2695 * sched-deps.c (add_insn_mem_dependence,
2696 sched_analyze_1, sched_analyze_2): Use it.
2698 2012-02-13 Jan Hubicka <jh@suse.cz>
2701 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2703 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2705 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2706 (GTM_SELF_SPECS): Define if not already defined.
2707 (driver_self_specs): Add GTM_SELF_SPECS.
2708 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2709 (GTM_SELF_SPECS): Define.
2710 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2711 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2713 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2715 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2718 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2721 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2722 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2724 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2727 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2729 2012-02-13 Richard Guenther <rguenther@suse.de>
2731 PR translation/52211
2732 * passes.c (enable_disable_pass): Fix typo.
2734 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2737 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2738 XOR for reduce_bit_field if type is unsigned.
2740 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2742 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2743 disallow changes from SFmode to mode with different size in FP regs.
2745 2012-02-12 Robert Millan <rmh@gnu.org>
2746 Gerald Pfeifer <gerald@pfeifer.com>
2748 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2751 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2753 PR rtl-optimization/52175
2754 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2755 to frame-related instructions.
2757 2012-02-10 Jason Merrill <jason@redhat.com>
2760 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2761 (demangle_new_symbols): Fill it.
2762 (scan_linker_output): Walk it.
2763 (start_tweaking): Split out from scan_linker_output.
2764 (maybe_tweak): Update sym->chosen.
2765 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2767 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2770 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2772 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2774 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2775 having the same mode as previous compare.
2777 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2779 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2780 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2781 (nonlocal_goto_internal): Likewise.
2782 (nonlocal_goto): Emit a use and an indirect jump directly.
2784 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2787 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2788 __atomic_{is,always}_lock_free.
2790 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2794 negative constant address for x32.
2796 2012-02-10 Richard Henderson <rth@redhat.com>
2798 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2799 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2800 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2802 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2803 Ira Rosen <irar@il.ibm.com>
2805 PR tree-optimization/50031
2806 * targhooks.c (default_builtin_vectorization_cost): Handle
2808 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2809 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2810 all types of reduction and pattern statements.
2811 (vect_estimate_min_profitable_iters): Likewise.
2812 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2813 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2814 for explicit realigns.
2815 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2816 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2818 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2819 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2820 vec_perm for VSX and handle vec_promote_demote.
2822 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2825 * builtins.c (fold_builtin_atomic_always_lock_free,
2826 expand_builtin_atomic_always_lock_free,
2827 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2828 Return and/or test boolean_true_node/boolean_false_node instead of
2829 integer_one_node/integer_zero_node.
2831 2012-02-10 Jan Hubicka <jh@suse.cz>
2834 * predict.c (predict_paths_for_bb): Prevent looping.
2835 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2837 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2839 * config/arm/arm.c (output_move_double): In one case properly
2840 count number of instructions that will be emitted.
2842 2012-02-10 Richard Guenther <rguenther@suse.de>
2844 PR translation/52193
2845 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2847 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2850 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2852 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2855 * var-tracking.c (emit_note_insn_var_location): If
2856 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2857 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2858 non-NOTE_DURING_CALL_P insn.
2860 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2863 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2865 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2868 * gcc.c (switch_matches) Support switches with separated form,
2871 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2873 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2875 (RAMPZ_ADDR): Ditto.
2876 * config/avr/avr.c (avr_addr_t): New typedef.
2877 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2878 (avr_init_expanders): Initialize it.
2879 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2881 (expand_epilogue): Ditto.
2882 (avr_print_operand): Ditto.
2883 (avr_file_start): Ditto.
2884 (avr_emit_movmemhi): Ditto.
2886 2012-02-08 Richard Guenther <rguenther@suse.de>
2888 PR tree-optimization/46886
2889 * tree-flow.h (do_while_loop_p): Declare.
2890 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2891 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2893 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2895 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2896 always succeed for integers larger than a native word.
2898 2012-02-08 Richard Guenther <rguenther@suse.de>
2900 PR rtl-optimization/52170
2901 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2902 properly handle integer vector modes.
2904 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2906 PR gcov-profile/52150
2907 * coverage.c: Include target.h.
2908 (build_var): Call targetm.strip_name_encoding on the assembler name.
2909 Change one _ into . or $ if the target allows it.
2910 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2912 PR rtl-optimization/52139
2913 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2914 is a BARRIER after emit_insn_after_noloc, move BB_END
2915 to the last non-BARRIER insn before it.
2917 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2920 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2921 (mips_gimplify_va_arg_expr): Call it instead of
2922 std_gimplify_va_arg_expr.
2924 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2926 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2927 message for -mno-pointers-to-nested-function.
2929 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2932 * expr.c (get_inner_reference): If there is an offset, add a negative
2933 bit position to it (if any).
2935 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2937 PR rtl-optimization/52060
2938 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2939 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2940 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2941 and/or i0src_copy2 when needed.
2943 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2945 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2946 or LTOPLUGINSONAME if have_c.
2948 * config/freebsd-spec.h: Add comment about what macros can be defined
2950 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2951 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2954 2012-02-07 Richard Guenther <rguenther@suse.de>
2956 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2957 newline in -alias dumps.
2959 2012-02-07 Kai Tietz <ktietz@redhat.com>
2960 Dave Korn <dave.korn.cygwin@gmail.com>
2963 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2964 Take care that typinfo gets dllexport-attribute.
2966 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2969 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2970 if modifier < EXPAND_SUM call force_operand on the result.
2972 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2974 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2975 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2977 (epiphany_function_type): Replace types for specific interrupts with
2978 EPIPHANY_FUNCTION_INTERRUPT.
2979 (EPIPHANY_INTERRUPT_P): Update.
2980 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2981 New static function.
2982 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2983 <disinterrupt>: Affects type identity.
2984 (epiphany_handle_interrupt_attribute): Handle variable number of
2986 (epiphany_compute_function_type): Update for new
2987 epiphany_function_type definition.
2988 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2989 handlers with a longcall forwarder.
2990 (epiphany_start_function): Handle multiple interrupt arguments and/or
2991 forwarder_section attribute.
2993 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2996 2012-02-07 Alan Modra <amodra@gmail.com>
2999 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3002 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3004 PR tree-optimization/50969
3005 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3006 use vec_perm rather than vector_stmt.
3007 (vect_model_load_cost): Likewise.
3008 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3009 vec_perm to be the same as other vector statements.
3010 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3011 cost of vec_perm for TARGET_VSX.
3013 2012-02-06 Richard Guenther <rguenther@suse.de>
3015 PR tree-optimization/52115
3016 * tree-sra.c (access_has_replacements_p): New function.
3017 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3019 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3022 * trans-mem.c (expand_call_tm): Add an assertion.
3023 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3026 2012-02-06 Richard Guenther <rguenther@suse.de>
3028 PR tree-optimization/50955
3029 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3030 raise cost of expressions that replace an address with an
3031 expression based on a different pointer.
3033 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3036 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3037 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3039 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3042 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3043 -Weffc++ and specify guidelines come from second edition.
3045 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3047 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3048 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3049 (call_direct_split, call_value_split, call_value_internal_direct)
3050 (call_value_direct_split, call_value_multiple_split): Use jal and
3051 jal_macro attributes.
3053 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3055 * reload1.c (reload_regs_reach_end_p): Replace with...
3056 (reload_reg_rtx_reaches_end_p): ...this function.
3057 (new_spill_reg_store): Update commentary.
3058 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3059 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3060 before setting new_spill_reg_store.
3061 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3062 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3063 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3064 for non-spill reload registers.
3066 2012-02-05 Ira Rosen <irar@il.ibm.com>
3068 PR tree-optimization/52091
3069 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3070 (vect_is_simple_use_1): Likewise.
3071 * tree-vect-loop.c (vectorizable_reduction): Update calls
3072 to vect_is_simple_use_1 and vect_is_simple_use.
3073 (vectorizable_live_operation): Likewise.
3074 * tree-vect-patterns.c (widened_name_p,
3075 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3076 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3077 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3078 vectorizable_shift,vectorizable_operation, vectorizable_store,
3079 vectorizable_load): Likewise.
3080 (vect_is_simple_cond): Add an argument, pass it to
3081 vect_is_simple_use_1.
3082 (vectorizable_condition): Update calls to vect_is_simple_cond,
3084 (vect_is_simple_use): Add an argument, the statement in which
3085 OPERAND is used. Check that if OPERAND's def stmt is a double
3086 reduction phi node, the use is a phi node too.
3087 (vect_is_simple_use_1): Add an argument, pass it to
3089 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3090 to vect_is_simple_use.
3092 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3094 PR rtl-optimization/52095
3095 * modulo-sched.c (dump_insn_locator): New function.
3096 (loop_canon_p, sms_schedule): Use it.
3098 PR rtl-optimization/52113
3099 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3100 even for decomposable shift/zext insns.
3102 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3103 Zdenek Dvorak <ook@ucw.cz>
3105 PR rtl-optimization/52092
3106 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3107 on get_iv_value result.
3109 2012-02-02 Andrew Pinski <apinski@cavium.com>
3113 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3115 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3118 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3120 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3122 PR rtl-optimization/49800
3123 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3124 (sched_finish): Call regstat_free_n_sets_and_refs.
3126 2012-02-02 Jia Liu <proljc@gmail.com>
3128 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3131 2012-02-02 Jan Hubicka <jh@suse.cz>
3132 Tom de Vries <tom@codesourcery.com>
3135 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3136 * varpool.c (varpool_analyze_pending_decls): Likewise.
3138 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3139 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3141 * config.gcc: Add cr16-* support.
3143 * doc/extend.texi: Document cr16 extensions.
3144 * doc/install.texi: Document cr16 install.
3145 * doc/invoke.texi: Document cr16 options.
3146 * doc/md.texi: Document cr16 constraints.
3148 * common/config/cr16/cr16-common.c: New file.
3149 * config/cr16/cr16.c: New file.
3150 * config/cr16/cr16.h: New file.
3151 * config/cr16/cr16.md: New file.
3152 * config/cr16/cr16.opt: New file.
3153 * config/cr16/cr16-protos.h: New file.
3154 * config/cr16/predicates.md: New file.
3155 * config/cr16/constraints.md: New file.
3156 * config/cr16/t-cr16: New file.
3158 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3161 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3162 that operands[2] is either immediate, or q_regs_operand.
3164 PR tree-optimization/52073
3165 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3166 a pattern stmt for pattern uses, ignore uses outside of the loop.
3168 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3170 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3171 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3172 (OUT_AS1, OUT_AS2): Remove.
3174 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3176 PR rtl-optimization/51374
3177 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3178 to cross other volatile_refs_p insns.
3180 2012-02-01 Richard Guenther <rguenther@suse.de>
3182 * doc/invoke.texi (fno-inline): Clarify documentation.
3183 (finline-small-functions): Likewise.
3184 (finline-functions): Likewise.
3185 * common.opt (finline): Adjust comment and documentation.
3186 (finline-small-functions): Clarify documentation.
3187 (finline-functions): Likewise.
3188 (finline-functions-called-once): Likewise.
3190 2012-02-01 Tristan Gingold <gingold@adacore.com>
3192 * c-typeck.c (composite_type): Keep mode for pointers.
3194 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3196 * function.h (regno_reg_rtx): Adjust comment.
3197 * reginfo.c (init_reg_modes_target): Only use the previous mode
3198 if it fits within one register. Remove MIPS comment.
3200 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3203 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3205 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3207 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3208 to srak instruction.
3210 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3212 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3214 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3219 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3221 2012-01-31 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/51528
3224 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3227 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3232 * ree.c (add_removable_extension): Change def_map argument
3233 to unsigned *, store in def_map 1 + offset into *insn_list vector
3234 instead of pointers into the vector.
3235 (find_removable_extensions): Adjust caller.
3237 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3239 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3240 Transform all "* quoted-c-code" to { c-code }.
3241 Remove redundant test for "optimize" in combine patterns.
3242 Move (include "avr-dimode.md") to end of file.
3244 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3247 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3248 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3250 2012-01-30 Richard Guenther <rguenther@suse.de>
3252 PR tree-optimization/52028
3253 * tree-loop-distribution.c (ldist_gen): Properly update
3256 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3259 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3260 set_cur_line_info_table if not emitting debug info.
3262 PR tree-optimization/52046
3263 * tree-vect-patterns.c (check_bool_pattern): Give up if
3264 a comparison could throw.
3267 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3269 2012-01-30 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/52045
3272 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3273 SSA form if cfgcleanup did anything.
3275 2012-01-30 Richard Guenther <rguenther@suse.de>
3277 PR tree-optimization/52045
3278 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3279 before computing final todo.
3281 2012-01-30 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/51528
3284 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3287 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3289 * df-problems.c (df_kill_notes): Check that the use refers
3290 to the note under examination.
3292 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3295 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3296 parameter and use short-lived pseudos.
3297 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3298 (sparc_expand_vector_init): Const-ify local variables and adjust
3299 calls to above functions.
3301 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3303 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3305 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3307 * doc/invoke.texi: Make usage of "compile time" and
3308 "run time"/"runtime" consistent throughout the file.
3310 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3312 * config/alpha/alpha.c (alpha_option_override): Default to
3313 full IEEE compliance mode for Go language.
3315 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3317 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3318 (LINK_SSP_SPEC): Define.
3320 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3323 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3326 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3328 * doc/invoke.texi: Correct hyphenation of "floating point",
3329 "double precision", and related terminology throughout the file.
3331 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3334 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3335 arm_general_register_operand predicate for operand 2 instead of
3338 2012-01-27 Ian Lance Taylor <iant@google.com>
3341 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3342 * builtins.c (expand_builtin_init_trampoline): Add onstack
3343 parameter. Change caller.
3344 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3345 * tree.c (build_common_builtin_nodes): Declare
3346 __builtin_init_heap_trampoline.
3348 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3350 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3351 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3352 * config/avr/avr.c: Ditto.
3353 (avr_regnames): Remove because unused.
3354 * config/avr/avr.md (*cpse.ne): New peephole.
3355 (*cpse.eq): New peephole from former cpse peepholes.
3357 2012-01-27 Michael Eager <eager@eagercon.com>
3359 * config/microblaze.c (microblaze_emit_compare): Correct
3360 test after pcmp instruction.
3362 2012-01-27 Richard Guenther <rguenther@suse.de>
3364 PR tree-optimization/52020
3365 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3367 2012-01-27 Richard Guenther <rguenther@suse.de>
3369 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3370 function non-const/pure.
3372 2012-01-27 Richard Guenther <rguenther@suse.de>
3374 PR tree-optimization/50444
3375 * tree-sra.c (build_ref_for_offset): Properly adjust the
3376 MEM_REF type for unaligned accesses.
3378 2012-01-27 Richard Guenther <rguenther@suse.de>
3380 PR tree-optimization/50444
3381 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3382 (expand_assignment): Use it. Properly handle misaligned
3383 bases when expanding stores to component references.
3384 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3387 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3390 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3391 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3392 * tree-data-ref.c (find_data_references_in_loop): Make static.
3393 (compute_all_dependences): Change return type to bool. Bail out
3394 for too many datarefs in a loop. Move the hunk resetting the data
3395 dependences vector from ...
3396 (compute_data_dependences_for_loop): ... here. Account for
3397 compute_all_dependences returning false.
3398 (compute_data_dependences_for_bb): Likewise.
3399 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3400 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3402 2012-01-27 Richard Guenther <rguenther@suse.de>
3405 * expr.c (store_field): Use the alias-set of the scratch memory
3408 2012-01-27 Tom de Vries <tom@codesourcery.com>
3410 PR tree-optimization/51990
3411 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3413 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3415 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3418 * var-tracking.c (reverse_op): Don't add any reverse operation
3419 if V already has any constant locations.
3421 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3423 * doc/invoke.texi: Correct usage of "command line" (noun)
3424 vs "command-line" (adjective) throughout.
3426 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3428 * doc/invoke.texi (Language Independent Options): Move
3429 -Wcoverage-mismatch blurb from here....
3430 (Warning Options): ...to here.
3432 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3434 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3435 Set rs6000_always_hint to false for 476.
3437 2012-01-27 Matthias Klose <doko@ubuntu.com>
3439 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3441 * incpath.c (add_standard_paths): Likewise.
3443 2012-01-27 Richard Henderson <rth@redhat.com>
3445 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3446 * config/m68k/sync.md (atomic_test_and_set): Rename from
3447 sync_test_and_setqi and adjust the operands.
3448 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3449 and unconditionally enable.
3451 2012-01-27 Richard Henderson <rth@redhat.com>
3453 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3454 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3455 (ldstub): Rename from ldstubqi.
3456 (ldstub<I24MODE>): Remove.
3458 2012-01-27 Richard Henderson <rth@redhat.com>
3460 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3461 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3462 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3463 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3464 * doc/tm.texi: Rebuild.
3466 2012-01-27 Richard Henderson <rth@redhat.com>
3468 * optabs.c (gen_atomic_test_and_set): Remove default.
3469 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3471 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3473 PR rtl-optimization/51978
3474 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3475 (combine_reaching_defs): Likewise.
3476 (struct re_info): Remove.
3477 (add_removable_extension): Remove x and data arguments,
3478 add insn, insn_list and def_map. Use the arguments directly
3479 instead of using struct re_info.
3480 (find_removable_extensions): Don't call add_removable_extension
3481 through note_stores, instead just call it with single_set
3483 (find_and_remove_re): Pass curr_cand->expr instead of
3484 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3486 2012-01-26 Michael Matz <matz@suse.de>
3488 PR tree-optimization/46590
3489 * cfgexpand.c: Revert last change (r183305).
3490 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3492 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3493 checking for emptiness.
3495 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3498 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3499 non-addressable non-BLKmode base correctly.
3501 2012-01-26 Michael Matz <matz@suse.de>
3503 PR tree-optimization/48794
3504 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3505 regions referenced from RESX/EH_DISPATCH.
3507 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3509 * config/s390/s390.h: Make BRANCH_COST an option.
3510 * config/s390/s390.opt: New option -mbranch-cost.
3512 2012-01-26 Richard Henderson <rth@redhat.com>
3514 Revert 2012-01-24 change:
3515 * trans-mem.c (requires_barrier): Do not instrument thread local
3516 variables and emit save/restore for them.
3518 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3521 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3524 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3526 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3529 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3532 Rename __pgm to __flash.
3533 Rename __pgm1 to __flash1.
3534 Rename __pgm2 to __flash2.
3535 Rename __pgm3 to __flash3.
3536 Rename __pgm4 to __flash4.
3537 Rename __pgm5 to __flash5.
3538 Rename __pgmx to __memx.
3539 * doc/extend.texi (AVR Named Address Spaces)
3540 Rename address space names as indicated above.
3541 * config/avr/avr.c (avr_addrspace): Ditto.
3543 * config/avr/avr-protos.h
3544 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3545 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3546 * config/avr/predicates.md: Ditto.
3547 * config/avr/avr.c Ditto, and
3548 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3549 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3551 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3552 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3553 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3554 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3555 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3556 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3557 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3558 * config/avr/avr.c: Ditto.
3559 * config/avr/avr.md: Ditto.
3561 2012-01-25 Jason Merrill <jason@redhat.com>
3564 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3566 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3568 PR tree-optimization/51987
3569 * tree-data-ref.c (get_references_in_stmt): Handle references in
3570 non-volatile GIMPLE_ASM.
3572 2012-01-25 Richard Guenther <rguenther@suse.de>
3574 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3575 bases are dereferenced.
3577 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3579 PR rtl-optimization/48374
3580 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3582 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3584 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3585 compute_data_dependences_for_loop returns false.
3586 * tree-parloops.c (loop_parallel_p): Likewise.
3588 2012-01-25 Richard Guenther <rguenther@suse.de>
3590 * tree.h (get_pointer_alignment_1): Declare.
3591 * builtins.c (get_pointer_alignment_1): New function.
3592 (get_pointer_alignment): Use it.
3594 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3596 PR rtl-optimization/48308
3597 * combine.c (enum undo_kind): Add UNDO_LINKS.
3598 (struct undo): Add member l to other_contents and where.
3599 (do_SUBST_LINK): New.
3601 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3602 (undo_all): Handle UNDO_LINKS.
3604 2012-01-25 Richard Henderson <rth@redhat.com>
3606 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3609 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3611 * optabs.c (gen_atomic_test_and_set): Use each argument.
3613 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3615 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3616 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3617 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3618 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3619 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3620 TARGET_PAIRED_SINGLE_FLOAT.
3622 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3624 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3625 (in_struct, return_val): Remove MEM documentation.
3626 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3627 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3628 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3630 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3631 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3632 * expr.c (store_field): Likewise.
3633 * function.c (assign_stack_temp_for_type): Likewise.
3634 * ifcvt.c (noce_try_cmove_arith): Likewise.
3635 * reload1.c (reload): Likewise.
3636 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3637 (alpha_set_memflags): Likewise.
3638 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3640 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3642 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3644 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3645 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3646 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3648 * cselib.c (cselib_rtx_varies_p): Delete.
3649 (cselib_invalidate_mem): Update call to canon_true_dependence.
3650 * dse.c (record_store, check_mem_read_rtx): Likewise.
3651 (scan_reads_nospill): Likewise.
3652 * cse.c (check_dependence): Likewise.
3653 (cse_rtx_varies_p): Delete.
3654 * expr.c (safe_from_p): Update call to true_dependence.
3655 * ira.c (validate_equiv_mem_from_store): Likewise.
3656 (memref_referenced_p): Likewise.
3657 * postreload-gcse.c (find_mem_conflicts): Likewise.
3658 * sched-deps.c (sched_analyze_2): Likewise.
3659 * store-motion.c (load_kills_store): Likewise.
3660 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3661 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3662 (compute_transp): Update call to canon_true_dependence.
3664 2012-01-25 Richard Henderson <rth@redhat.com>
3666 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3667 (maybe_emit_atomic_test_and_set): New.
3668 (expand_sync_lock_test_and_set): Use it.
3669 (expand_atomic_test_and_set): Likewise.
3670 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3671 the implementation; clarify implementation defined details.
3672 * doc/md.texi (atomic_test_and_set): Document.
3674 2012-01-25 Richard Henderson <rth@redhat.com>
3676 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3678 2012-01-25 Richard Henderson <rth@redhat.com>
3681 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3682 to effect no-op split.
3684 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3687 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3688 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3689 (BT_FN_VOID_PTR_INT_SIZE): New.
3690 (BT_FN_UINT_UINT_VAR): Remove.
3691 (BT_FN_UINT32_UINT32_VAR): New.
3692 (BT_FN_DOUBLE_VPTR): Remove.
3693 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3695 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3696 (_ITM_changeTransactionMode): Same.
3697 (_ITM_memmoveRtWt): Change return type to void.
3698 (_ITM_memcpyRtWt): Same.
3699 (_ITM_memsetW): Same.
3700 (_ITM_RaRD): Change types to double.
3705 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3707 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3708 Patrick Marlier <patrick.marlier@gmail.com>
3710 * trans-mem.c (requires_barrier): Do not instrument thread local
3711 variables and emit save/restore for them.
3713 2012-01-24 Jason Merrill <jason@redhat.com>
3716 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3717 output static aliases.
3719 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3722 * common.opt (-pie, -shared, pie, shared): Change from Common to
3724 * gcc.c (display_help): Display help for -pie and -shared.
3726 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3729 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3730 Remove note on size/offset limitation.
3731 (AVR Variable Attributes): Add example how to read data located
3732 with progmem. Refer to named address spaces.
3733 * doc/invoke.texi (AVR Options): Fix typo.
3735 2012-01-24 Richard Guenther <rguenther@suse.de>
3737 Forward-port to trunk
3738 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3741 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3742 op0 isn't sufficiently aligned and there is movmisalignM
3743 insn for mode, use it to load op0 into a temporary register.
3745 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3748 * target.def (const_not_ok_for_debug_p): New hook.
3749 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3751 * doc/tm.texi: Regenerated.
3752 * dwarf2out.c (const_ok_for_output_1): If
3753 targetm.const_not_ok_for_debug_p returns true, fail.
3754 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3756 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3758 2012-01-23 Kai Tietz <ktietz@redhat.com>
3761 * config/i386/predicates.md (symbolic_operand): Allow
3762 UNSPEC_PCREL as PIC expression for lea.
3763 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3764 * config/i386/i386.c (ix86_delegitimize_address): Handle
3765 UNSPEC_PCREL for none-MEM, too.
3767 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3769 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3770 (ipa_tm_create_version_alias): Same.
3772 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3775 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3776 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3778 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3779 Patrick Marlier <patrick.marlier@gmail.com>
3780 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3783 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3784 simple_object_start_read.
3786 2012-01-23 Richard Guenther <rguenther@suse.de>
3789 PR tree-optimization/51895
3790 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3791 parameter decomposition into BLKmode components.
3793 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3795 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3796 fake variables for restrict-qualified pointers whose pointed-to type
3797 contains a placeholder.
3799 2012-01-23 Richard Guenther <rguenther@suse.de>
3801 PR tree-optimization/51949
3802 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3804 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3806 PR rtl-optimization/51933
3807 * ree.c (transform_ifelse): Return true right away if dstreg is
3808 already wider or equal to cand->mode.
3809 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3810 (make_defs_and_copies_lists): Remove defs_list and copies_list
3811 arguments, add state argument, just truncate state->work_list
3812 instead of always allocating and freeing the vector. Assert that
3813 get_defs succeeds instead of returning 2. Changed return type to bool.
3814 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3815 have ext_src_mode, see if it has been modified already with the
3816 right kind of extension and has been extended before from the
3817 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3818 just return true. Remember the original mode in state->modified array.
3819 (combine_reaching_defs): Add state argument. Don't allocate and
3820 free here def_list, copied_list and vec vectors, instead just
3821 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3822 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3823 Add state variable, clear vectors in it, initialize state.modified
3824 if needed. Free all the vectors at the end and state.modified too.
3825 Don't skip a candidate if the extension expression has been modified.
3827 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3830 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3831 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3832 (extra_options) interix.opt -> i386/interix.opt"
3833 (extra_objs):Add winnt-stubs.o
3834 * configure.ac: Add interix to target_os .comm on PE check.
3835 * configure: Regenerate.
3836 * config/interix3.h: Delete and move bits to..
3837 * config/interix.h: Delete and move bits to..
3838 * config/i386/i386-interix3.h: Delete and move bits to..
3839 * config/i386/i386-interix.h: ..here.
3840 (TARGET_CPU_DEFAULT): Remove redefinition.
3841 (TARGET_ASM_CONSTRUCTOR): Undefine.
3842 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3843 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3844 (PTRDIFF_TYPE): Define.
3845 (LONG_DOUBLE_TYPE_SIZE): Define.
3846 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3847 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3848 (TARGET_SECTION_TYPE_FLAGS): Define.
3849 (ASM_DECLARE_FUNCTION_NAME): Define.
3850 (ASM_OUTPUT_EXTERNAL): Define.
3851 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3852 (ASM_OUTPUT_ALIGNED_BSS): Define.
3853 (PCC_BITFIELD_TYPE_MATTERS): Define.
3854 (USE_CONST_SECTION): Define.
3855 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3856 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3857 (SUPPORTS_ONE_ONLY): Remove.
3858 (I386_PE_STRIP_ENCODING): Define.
3859 * config/interix.opt: Delete and move bits to..
3860 * config/i386/interix.opt: ..here. New.
3861 (mpe-aligned-commons): Add.
3862 * config/i386/t-interix: Add copyright header.
3863 (winnt-stubs.o): Add rule.
3865 2012-01-22 Jason Merrill <jason@redhat.com>
3868 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3869 for extra name aliases.
3871 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3873 PR rtl-optimization/51924
3874 * ree.c (combine_set_extension): Improve debugging message.
3875 (combine_reaching_defs): Likewise.
3876 (get_defs): Rename confusingly named variable.
3877 (find_and_remove_re): Skip a candidate if the extension expression has
3880 2012-01-21 Robert Millan <rmh@gnu.org>
3881 Gerald Pfeifer <gerald@pfeifer.com>
3883 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3884 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3886 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3888 PR tree-optimization/51914
3889 * tree-vect-stmts.c (vectorizable_conversion): For
3890 cvt_type && modifier == WIDEN, put temporary with cvt_type
3891 at the beginning of vec_dsts and set vec_dest to temporary
3894 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3896 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3898 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3900 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3901 * config/rs6000/rs6000.c: Likewise.
3903 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3906 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3907 output_move_double on a copy of operands array.
3909 2012-01-20 Cary Coutant <ccoutant@google.com>
3910 Dodji Seketeli <dodji@redhat.com>
3913 * dwarf2out.c (copy_declaration_context): Return ref to parent
3914 of declaration DIE, if necessary.
3915 (remove_child_or_replace_with_skeleton): Add new parameter; update
3916 caller. Place skeleton DIE under parent DIE of original declaration.
3917 Move call to copy_declaration_context to here ...
3918 (break_out_comdat_types): ... from here.
3920 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3922 PR rtl-optimization/51856
3923 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3926 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3929 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3930 hints for neon loads and stores.
3932 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3936 * doc/extend.texi (Named Address Spaces): Split into subsections.
3937 (AVR Named Address Spaces): New subsection.
3938 (M32C Named Address Spaces): New subsection.
3939 (RL78 Named Address Spaces): New subsection.
3940 (SPU Named Address Spaces): New subsection.
3941 (Variable Attributes): New anchor "AVR Variable Attributes".
3942 (AVR Variable Attributes): Rewrite and avoid wording
3943 "address space" in this context.
3944 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3945 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3946 (AVR Built-in Macros): New subsubsection therein.
3947 * doc/md.texi (AVR constraints): Remove "C04", "R".
3949 2012-01-20 Richard Guenther <rguenther@suse.de>
3951 PR tree-optimization/51903
3952 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3953 when removing stmts.
3955 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3958 * config/arm/arm.c (arm_load_pic_register): Use
3959 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3960 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3961 (arm_pic_static_addr): Likewise.
3962 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3963 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3964 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3965 (pic_load_addr_unified): New.
3967 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3970 * function.c (instantiate_virtual_regs_in_insn): Use
3971 delete_insn_and_edges when removing a wrong asm insn.
3973 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3975 PR rtl-optimization/40761
3976 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3977 Add new member loop_num.
3978 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3979 (ira_build): Remove the parameter.
3981 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3982 (ira.c): Do not build CFG loops for one region allocation. Remove
3983 argument from ira_build call.
3985 * ira-build.c (init_loop_tree_node): New function.
3986 (create_loop_tree_nodes): Use it. Separate the case when CFG
3987 loops are not built.
3988 (more_one_region_p): Check current_loops.
3989 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3991 (add_loop_to_tree): Process loop equal to NULL too.
3992 (form_loop_tree): Separate the case when CFG loops are not built.
3993 Use explicitly number for the root.
3994 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3996 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3997 instead of loop->num.
3998 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3999 (mark_all_loops_for_removal): Ditto.
4000 (remove_unnecessary_regions): Separate the case when CFG loops
4002 (ira_build): Remove the parameter. Use explicit number of regions
4003 when CFG loops are not built.
4005 * ira-color.c (print_loop_title): Separate the case for the root node.
4006 Use loop_num instead of loop->num.
4007 (move_spill_restore): Use loop_num instead of loop->num.
4009 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4010 (change_loop): Ditto.
4011 (change_loop): Use loop_num instead of loop->num.
4013 * ira-lives.c (process_bb_node_lives): Ditto.
4015 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4017 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4019 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4022 * tree-mudflap.c (mf_artificial): New function.
4023 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4024 mx_register_decls, mudflap_enqueue_decl): Use it.
4027 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4028 numbers in the insn pattern.
4030 2012-01-19 Michael Matz <matz@suse.de>
4032 PR tree-optimization/46590
4033 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4034 use it in remembering which conflicts we already created.
4035 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4038 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4041 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4042 (merge_and_complain): Same.
4044 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4047 * config/initfini-array.h: Guard content of the header
4048 with #ifdef HAVE_INITFINI_ARRAY.
4049 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4050 Add initfini-array.h to tm_file here.
4051 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4052 * config.gcc: Don't add initfini-array.h to tm_file here.
4053 * configure: Regenerated.
4055 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4057 PR rtl-optimization/51505
4058 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4059 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4060 (df_note_bb_compute): Update the call to df_kill_notes.
4062 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4064 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4066 2012-01-18 Richard Guenther <rguenther@suse.de>
4068 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4069 of conversions to void *.
4071 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4072 Richard Sandiford <rdsandiford@googlemail.com>
4076 * optabs.h (simplify_expand_binop): Declare.
4077 * optabs.c (simplify_expand_binop): Make global.
4078 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4079 endian targets if the source cannot be exactly covered by word
4082 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4085 * hard-reg-set.h (struct hard_reg_set_container): New type.
4086 * target.h (struct hard_reg_set_container): Forward declare.
4087 * target.def (set_up_by_prologue): New target hook.
4088 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4089 * doc/tm.texi: Regenerated.
4090 * function.c (thread_prologue_and_epilogue_insns): Change
4091 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4092 Call targetm.set_up_by_prologue on it.
4093 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4094 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4096 2012-01-17 Nick Clifton <nickc@redhat.com>
4098 * config/rx/rx.c (rx_can_use_simple_return): New function.
4099 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4100 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4102 2012-01-17 Richard Guenther <rguenther@suse.de>
4105 * expr.c (expand_assignment): Take address-space information
4106 from the address operand of MEM_REF and TARGET_MEM_REF.
4107 (expand_expr_real_1): Likewise.
4109 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4111 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4112 reload dump is requested.
4114 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4117 * trans-mem.c (requires_barrier): Call may_be_aliased.
4119 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4121 PR tree-optimization/51877
4122 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4123 call arguments and fndecls compare equal, instead return false if they
4124 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4125 both SSA_NAMEs that are valueized the same, or they satisfy
4128 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4130 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4132 * configure: Regenerate.
4134 2012-01-16 Jan Hubicka <jh@suse.cz>
4138 * convert.c (convert_to_integer): Use fold_convert for
4139 converting an INTEGER_CST to integer type.
4141 2012-01-16 Jason Merrill <jason@redhat.com>
4144 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4146 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4149 * config/s390/s390.c (s390_chunkify_start): Don't skip
4150 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4151 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4152 If insn is followed by NOTE_INSN_VAR_LOCATION or
4153 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4154 Don't use location of note insns.
4156 PR tree-optimization/51865
4157 * tree-inline.c (tree_function_versioning): Call remap_decl
4158 on DECL_RESULT whenever it has VOID_TYPE_P type.
4160 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4162 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4163 for calls to locally-binding MIPS16 functions if only the return
4164 type uses float regs.
4166 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4167 Richard Sandiford <rdsandiford@googlemail.com>
4169 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4170 (SYMBOL_32_HIGH): Likewise.
4171 (mips_output_tls_reloc_directive): Declare.
4172 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4173 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4174 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4175 (mips_lo_relocs, mips_hi_relocs): Make extern.
4176 (mips16_stub_function): Move up file.
4177 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4178 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4179 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4180 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4181 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4182 (mips_get_tp): Add MIPS16 support.
4183 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4184 Generalize DTPREL and TPREL handling.
4185 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4186 Add MIPS16 TLS support.
4187 (mips_output_tls_reloc_directive): New function.
4188 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4189 * config/mips/predicates.md (symbolic_operand_with_high)
4190 (tls_reloc_operand): New predicates.
4191 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4192 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4193 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4194 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4195 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4196 (*tls_get_tp_mips16_call_<mode>): Likewise.
4198 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4200 PR rtl-optimization/51821
4201 * recog.c (peep2_find_free_register): Determine clobbered registers
4204 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4207 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4208 * config/avr/avr.c: Likewise.
4209 * config/avr/avr.h: Likewise.
4211 2012-01-13 Ian Lance Taylor <iant@google.com>
4214 * tree.h (TYPE_QUALS): Add cast to int.
4215 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4217 2012-01-13 Ian Lance Taylor <iant@google.com>
4219 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4220 comparing param_index to VEC_length result.
4222 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4224 * c-decl.c: Do not include tree-mudflap.h
4225 * tree-optimize.c: Likewise.
4226 * Makefile.in: Update dependencies.
4228 2012-01-13 Richard Guenther <rguenther@suse.de>
4231 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4232 variable-sized result always use RSO.
4234 2012-01-12 DJ Delorie <dj@redhat.com>
4236 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4237 pointer type, not just the default pointer type.
4239 2012-01-09 Richard Henderson <rth@redhat.com>
4240 Denis Chertykov <chertykov@gmail.com>
4243 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4244 * config/avr/avr.c (avr_can_eliminate): Simplify.
4245 (avr_initial_elimination_offset): Likewise.
4246 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4247 (expand_epilogue): Likewise.
4248 (avr_legitimize_address): Gut.
4249 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4250 (avr_hard_regno_nregs): New.
4251 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4252 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4253 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4254 add soft frame pointer.
4255 (CALL_USED_REGISTERS): Likewise.
4256 (REG_CLASS_CONTENTS): Likewise.
4257 (REGISTER_NAMES): Likewise.
4258 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4259 (HARD_FRAME_POINTER_REGNUM): New.
4260 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4261 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4262 remove the HARD_FRAME_POINTER self-elimination.
4264 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4267 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4268 DECL_EXTERNAL when checking for initializers of progmem variables.
4270 2012-01-12 Ira Rosen <irar@il.ibm.com>
4272 PR tree-optimization/51799
4273 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4274 that the last operation is a type demotion.
4276 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4278 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4279 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4281 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4284 * combine.c (distribute_notes): If i3 is a noreturn call,
4285 allow old_size to be equal to args_size and make sure the
4286 noreturn call gets REG_ARGS_SIZE note.
4287 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4288 on noreturn calls even when the delta is 0.
4290 2012-01-11 Nathan Sidwell <nathan@acm.org>
4292 * gcov.c (STRING_SIZE): Remove.
4293 (generate_results): Erase annotations for source files with no
4294 coverage information.
4296 (output_lines): Use it.
4298 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4300 * gimple.h (gimplify_body): Remove first argument.
4301 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4302 pointer set here, instead just pass DATA to walk_tree.
4303 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4304 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4305 (unvisit_body): Likewise, but with unmark_visited.
4306 (gimplify_body): Remove BODY_P argument and adjust.
4307 (gimplify_function_tree): Adjust call to gimplify_body.
4308 * omp-low.c (finalize_task_copyfn): Likewise.
4310 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4312 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4313 (build_function_type_skip_args): Delete.
4314 * tree.c (build_function_type_skip_args): Make static and add
4315 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4316 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4317 pass it to build_function_type_skip_args.
4318 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4319 (tree_function_versioning): Likewise.
4320 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4321 build_function_decl_skip_args.
4322 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4323 and pass it to build_function_decl_skip_args/tree_function_versioning.
4324 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4325 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4326 * trans-mem.c (ipa_tm_create_version): Likewise.
4327 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4328 * tree-inline.c (declare_return_variable): Remove always-true test.
4329 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4330 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4331 * ipa-split.c (split_function): Skip the return value for the split
4332 part if it doesn't return.
4334 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4336 PR tree-optimization/49642
4337 * ipa-split.c (forbidden_dominators): New variable.
4338 (check_forbidden_calls): New function.
4339 (dominated_by_forbidden): Likewise.
4340 (consider_split): Check for forbidden dominators.
4341 (execute_split_functions): Initialize and free forbidden
4342 dominators info; call check_forbidden_calls.
4344 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4346 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4348 2012-01-11 Nick Clifton <nickc@redhat.com>
4350 * config/rx/rx.md (return): Define pattern.
4352 2012-01-11 Richard Guenther <rguenther@suse.de>
4354 * doc/extend.texi (malloc attribute): Adjust according to
4357 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4358 Patrick Marlier <patrick.marlier@gmail.com>
4361 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4362 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4363 (ipa_tm_note_irrevocable): Same.
4364 (ipa_tm_scan_irr_block): Same.
4365 (ipa_tm_decrement_clone_counts): Same.
4366 (ipa_tm_scan_irr_function): Same.
4367 (ipa_tm_create_version_alias): Same.
4368 (ipa_tm_create_version): Same.
4369 (ipa_tm_transform_calls_redirect): Same.
4370 (ipa_tm_transform_calls): Same.
4371 (ipa_tm_transform_transaction): Same.
4372 (ipa_tm_execute): Same.
4374 2012-01-10 Richard Guenther <rguenther@suse.de>
4377 * opts.c (common_handle_option): Handle -Werror.
4379 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4381 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4384 2012-01-10 Jason Merrill <jason@redhat.com>
4386 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4389 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4391 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4392 supports R_386_TLS_GD_PLT reloc.
4393 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4394 supports R_386_TLS_LDM_PLT reloc.
4395 * configure: Regenerate.
4396 * config.in: Regenerate.
4398 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4401 Extend __pgmx semantics to linearize memory.
4402 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4403 determine if code comes inline or from libgcc.
4404 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4405 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4406 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4407 (movmemx_qi, movmemx_hi): New insns.
4408 (xload_<mode>_libgcc): Rewrite to new insn condition.
4409 (xload_<mode>): Remove insns.
4410 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4411 cases that don't satisfy avr_xload_libgcc_p().
4412 (avr_addr_space_convert): Allow converting in any direction.
4413 (avr_addr_space_subset_p): Return always true.
4414 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4415 (avr_emit_movmemhi): Ditto.
4416 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4417 (avr_out_movmem): Ditto.
4418 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4419 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4420 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4421 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4422 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4424 2012-01-10 Richard Guenther <rguenther@suse.de>
4426 PR tree-optimization/50913
4427 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4428 Require data-refs to be representable by Graphite with respect
4431 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4434 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4436 2012-01-10 Tom de Vries <tom@codesourcery.com>
4438 PR rtl-optimization/51271
4439 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4440 handling annulled branch.
4442 2012-01-10 Richard Henderson <rth@redhat.com>
4444 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4445 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4446 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4447 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4448 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4449 arm_expand_vec_perm_const): New.
4450 * config/arm/arm-protos.h: Update.
4451 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4452 (*neon_vswp<VDQX>): New.
4453 (neon_vcombine<VDX>): Use neon_split_vcombine.
4454 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4455 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4456 (vec_perm<VE>): New.
4458 2012-01-10 Richard Henderson <rth@redhat.com>
4460 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4461 use it if reload_completed.
4462 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4463 arm_output_asm_insn, arm_process_output_memory_barrier,
4464 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4465 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4466 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4467 arm_process_output_sync_insn, arm_output_sync_insn,
4468 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4469 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4470 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4471 (emit_unlikely_jump): New.
4472 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4473 (arm_split_atomic_op): New.
4474 * config/arm/arm-protos.h: Update.
4475 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4476 (struct arm_sync_generator): Remove.
4477 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4478 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4479 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4480 (VUNSPEC_LL, VUNSPEC_SC): New.
4481 (sync_result, sync_memory, sync_required_value, sync_new_value,
4482 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4483 (attr length): Don't use arm_sync_loop_insns.
4484 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4485 (movsfcc, movdfcc): Likewise.
4486 * config/arm/constraints.md (Ua): New.
4487 * config/arm/prediates.md (mem_noofs_operand): New.
4488 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4489 (sync_clobber, sync_t2_reqd): Remove.
4490 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4491 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4492 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4493 (arm_sync_compare_and_swap<SIDI>): Remove.
4494 (arm_sync_compare_and_swap<NARROW>): Remove.
4495 (arm_sync_lock_test_and_set<SIDI>): Remove.
4496 (arm_sync_lock_test_and_set<NARROW>): Remove.
4497 (arm_sync_new_<syncop><SIDI>): Remove.
4498 (arm_sync_new_<syncop><NARROW>): Remove.
4499 (arm_sync_new_nand<SIDI>): Remove.
4500 (arm_sync_new_nand<NARROW>): Remove.
4501 (arm_sync_old_<syncop><SIDI>): Remove.
4502 (arm_sync_old_<syncop><NARROW>): Remove.
4503 (arm_sync_old_nand<SIDI>): Remove.
4504 (arm_sync_old_nand<NARROW>): Remove.
4505 (*memory_barrier): Merge arm_output_memory_barrier.
4506 (atomic_compare_and_swap<QHSD>): New.
4507 (atomic_compare_and_swap<NARROW>_1): New.
4508 (atomic_compare_and_swap<SIDI>_1): New.
4509 (atomic_exchange<QHSD>): New.
4510 (cas_cmp_operand, cas_cmp_str): New.
4511 (atomic_op_operand, atomic_op_str): New.
4512 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4513 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4514 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4515 (arm_load_exclusive<NARROW>): New.
4516 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4517 (arm_store_exclusive<QHSD>): New.
4519 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4521 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4522 reload patterns if -mvsx-scalar-memory.
4524 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4525 generated, even -mno-vsx-scalar-double was used.
4526 (vsx_xscvdpsp_scalar): Likewise.
4527 (vsx_xscvspdp_scalar2): Likewise.
4529 2012-01-09 Tom de Vries <tom@codesourcery.com>
4530 Andrew Pinski <apinski@cavium.com>
4533 * reorg.c (fill_slots_from_thread): Don't speculate
4534 frame-related insns.
4536 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4538 * sched-int.h (bb_note): Move to...
4539 * basic-block.h: ...here.
4540 * haifa-sched.c (bb_note): Move to...
4541 * cfgrtl.c: ...here.
4542 * function.c (next_block_for_reg): New function.
4543 (move_insn_for_shrink_wrap): Likewise.
4544 (prepare_shrink_wrap): Rewrite to use the above.
4546 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4548 * gimple.c (is_gimple_non_addressable): Remove.
4549 * gimple.h: Remove is_gimple_non_addressable.
4550 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4551 is_gimple_non_addressable.
4552 * trans-mem.c (expand_assign_tm): Same.
4554 2012-01-09 Richard Guenther <rguenther@suse.de>
4556 PR tree-optimization/51775
4557 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4558 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4560 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4562 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4564 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4566 2012-01-09 Richard Guenther <rguenther@suse.de>
4568 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4570 2012-01-08 Jan Hubicka <jh@suse.cz>
4572 PR tree-optimize/51680
4573 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4574 on when known_vals needs to be computed; cleanup.
4576 2012-01-08 Jan Hubicka <jh@suse.cz>
4578 PR tree-optimize/51694
4579 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4581 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4583 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4584 for -std=c++98 and -std=c++11 too.
4586 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4588 * cfgloop.c (cancel_loop): Add free() of bbs array.
4590 2012-01-07 Jan Hubicka <jh@suse.cz>
4592 PR tree-optimization/51600
4593 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4594 that benefits small functions.
4596 2012-01-07 Jan Hubicka <jh@suse.cz>
4598 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4600 2012-01-07 Jan Hubicka <jh@suse.cz>
4602 PR tree-optimization/51680
4603 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4604 whose inlining reduce unit size.
4606 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4609 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4610 Add canonical node to containing_mem chain after the non-canonical
4611 one, even if there weren't any locs to propagate.
4612 (remove_useless_values): Keep only canonical values.
4613 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4614 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4615 canonicalize mem_chain elements that are not discarded.
4617 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4620 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4621 before emitting functions.
4623 PR gcov-profile/50127
4624 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4625 clear_aux_for_blocks.
4627 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4630 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4632 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4634 * c-decl.c (ext_block): Moved up.
4635 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4637 2012-01-06 Han Shen <shenhan@google.com>
4639 Translate built-in include paths for sysroot.
4640 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4641 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4643 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4644 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4646 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4647 control whether sysroot should be prepended to gxx include dir.
4649 * configure: Regenerate.
4651 2012-01-06 Torvald Riegel <triegel@redhat.com>
4653 PR rtl-optimization/51771
4654 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4655 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4657 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4659 PR tree-optimization/51315
4660 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4661 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4663 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4666 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4667 for shrp pattern. Correctly handle and fixup shift variable.
4668 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4670 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4673 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4674 note when !ACCUMULATE_OUTGOING_ARGS.
4676 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4678 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4680 (extract_range_from_unary_expr_1): Avoid useless computations.
4682 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4684 PR rtl-optimization/51767
4685 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4686 of jump_block and add an extra edge for degenerated asm gotos.
4689 * stmt.c (check_unique_operand_names): Don't ICE during error
4690 reporting if i is from labels chain.
4693 * profile.c (branch_prob): Split bbs that have exit edge
4694 and need a fake entry edge too.
4696 2012-01-05 Jan Hubicka <jh@suse.cz>
4699 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4702 2012-01-05 Richard Guenther <rguenther@suse.de>
4705 * tree-streamer-out.c (write_ts_optimization): New function.
4706 (streamer_write_tree_body): Call it.
4707 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4708 (streamer_read_tree_body): Call it.
4709 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4711 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4714 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4715 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4716 in_cleanup_point_expr before gimplify_stmt call and restore it
4718 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4719 in_cleanup_point_expr is false.
4721 2012-01-05 Richard Guenther <rguenther@suse.de>
4724 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4726 * toplev.c (process_options): Reject combining mudflap and LTO.
4727 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4729 2012-01-05 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/51760
4732 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4734 (bit_value_unop): Handle UNDEFINED operands.
4735 (bit_value_binop): Likewise.
4737 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4739 * config/avr/avr.c (avr_replace_prefix): Remove.
4740 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4741 (avr_asm_function_rodata_section): Ditto.
4742 (avr_asm_select_section): Ditto.
4744 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4746 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4749 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4752 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4753 calls that have any non-fake successor edges.
4756 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4758 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4760 PR tree-optimization/51624
4761 * tree-sra.c (build_ref_for_model): When replicating a chain of
4762 COMPONENT_REFs, stop as soon as the offset would become negative.
4764 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4767 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4768 in .debug_loc on the floor.
4770 2012-01-04 Andrew Pinski <apinski@cavium.com>
4772 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4774 2012-01-04 Andrew Pinski <apinski@cavium.com>
4775 Adam Nemet <anemet@caviumnetworks.com>
4777 * config/mips/mips.md (size): Add SI and DI.
4778 (SIZE): New mode attribute.
4779 (U): New code attribute.
4780 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4781 (mips_lbux_<mode>): Delete.
4782 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4783 (mips_lhx): Use gen_mips_lhx_extsi.
4784 (mips_lhx_<mode>): Delete.
4786 (mips_l<size>x): New expand.
4787 (mips_lwx_<mode>): Delete.
4788 (mips_l<GPR:size>x_<P:mode>): New pattern.
4789 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4790 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4791 * config/mips/mips.c (mips_lx_address_p): New function.
4792 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4793 (dsp64): New availability predicate.
4794 (mips_builtins): Add an entry for __builtin_mips_ldx.
4795 * config/mips/mips.h (ISA_HAS_LBX): New define.
4796 (ISA_HAS_LBUX): Likewise.
4797 (ISA_HAS_LHX): Likewise.
4798 (ISA_HAS_LHUX): Likewise.
4799 (ISA_HAS_LWX): Likewise.
4800 (ISA_HAS_LWUX): Likewise.
4801 (ISA_HAS_LDX): Likewise.
4802 * doc/extend.texi (__builtin_mips_ldx): Document.
4804 2012-01-04 Tristan Gingold <gingold@adacore.com>
4806 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4807 when long pointers are used.
4808 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4809 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4810 (ia64-hp-*vms*): Remove.
4811 * config/vms/xm-vms64.h: Delete.
4813 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4816 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4818 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4820 * opts.c (finish_options): Remove duplicate sorry.
4822 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4825 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4828 2012-01-04 Richard Guenther <rguenther@suse.de>
4831 * tree.c (size_low_cst): New function.
4832 * tree.h (size_low_cst): Declare.
4833 * fold-const.c (fold_comparison): Use it to extract the low
4834 part of the POINTER_PLUS_EXPR offset.
4836 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4838 Fix clearing ZERO_REG
4839 * config/avr/avr.md (cc): Add alternative "ldi".
4840 (movqi_insn): Use it in cc attribute.
4841 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4842 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4843 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4845 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4847 * configure: Regenerate.
4849 2012-01-04 Richard Guenther <rguenther@suse.de>
4851 PR tree-optimization/49651
4852 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4853 (var_can_have_subvars): Use it.
4854 (get_constraint_for_1): Only consider subfields if there can be any.
4856 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4859 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4860 to its new canonical_cselib_val and the cselib_val was in
4861 first_containing_mem chain, but the canonical_cselib_val was not,
4862 add the latter into the chain.
4863 (cselib_invalidate_mem): Compare canonical_cselib_val of
4864 addr_list chain elt with v.
4867 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4868 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4870 (output_macinfo_op): Don't ggc_strdup fd->filename.
4871 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4872 then ggc_strdup it. Don't free inc->info or cur->info.
4873 (output_macinfo): Don't free ref->info or file->info.
4875 2012-01-03 Ira Rosen <irar@il.ibm.com>
4877 PR tree-optimization/51269
4878 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4879 first_niters a pointer.
4880 (slpeel_tree_peel_loop_to_edge): Likewise.
4881 (vect_do_peeling_for_loop_bound): Update call to
4882 slpeel_tree_peel_loop_to_edge.
4883 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4884 here. Remove it from the parameters list.
4885 (vect_do_peeling_for_alignment): Update calls and compute
4888 2012-01-03 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/51070
4891 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4892 Properly handle calls.
4894 2012-01-03 Richard Guenther <rguenther@suse.de>
4896 PR tree-optimization/51692
4897 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4898 the LHS of allocation stmts.
4900 2012-01-03 Olivier Hainque <hainque@adacore.com>
4902 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4904 2012-01-03 Olivier Hainque <hainque@adacore.com>
4906 * collect2.c (main): In AIX specific computations for vector
4907 insertions, use CONST_CAST2 to cast from char ** to const char **.
4909 2012-01-03 Richard Guenther <rguenther@suse.de>
4912 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4913 the context of a limbo DIE when it does not already exist.
4915 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4917 PR tree-optimization/51719
4918 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4919 but direct call is, clear direct call's lhs and don't add fallthrough
4920 edge from dcall_bb to join_bb and PHIs.
4922 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4924 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4925 the instructions emitted by the pattern.
4926 ("*TDC_insn_<mode>"): Add comment.
4928 2012-01-03 Richard Guenther <rguenther@suse.de>
4931 * fold-const.c (fold_comparison): Properly canonicalize
4932 tree offset and HOST_WIDE_INT bit position.
4934 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4936 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4937 operands for extzv pattern.
4939 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4942 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4945 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4947 * doc/invoke.texi (-flto and related options): Copy-edit.
4949 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4951 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4953 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4955 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4958 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4960 * expr.h (move_by_pieces_ninsns): Declare.
4961 * expr.c (move_by_pieces_ninsns): Make external.
4962 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4963 (mips_store_by_pieces_p): Likewise.
4964 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4965 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4966 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4967 (mips_store_by_pieces_p): Likewise.
4969 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4971 * passes.c (register_one_dump_file): Free full_name.
4973 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4974 (calculate_elim_costs_all_insns): Free offsets_at and
4975 offsets_known_at at the end and clear the pointers.
4977 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4979 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4980 this option introduced in r180739.
4982 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4985 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4986 (tmake_file target=avr): Add avr/t-multilib.
4988 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4989 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4990 * config/avr/genmultilib.awk: New file.
4991 * config/avr/t-multilib: New auto-generated file.
4992 * config/avr/multilib.h: New auto-generated file.
4993 * config/avr/t-avr (AVR_MCUS): New variable.
4994 (genopt.sh): Use it.
4995 (s-mlib): Depend on t-multilib.
4996 (t-multilib, multilib.h): New dependencies.
4997 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4998 (MULTILIB_OPTIONS): Remove.
4999 (MULTILIB_MATCHES): Remove.
5000 (MULTILIB_DIRNAMES): Remove.
5001 (MULTILIB_EXCEPTIONS): Remove:
5002 * config/avr/genopt.sh: Don't use hard coded file name;
5003 pass AVR_MCUS from t-avr instead.
5005 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5007 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5009 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5011 Implement light-weight DImode support.
5012 * config/avr/avr-dimode.md: New file.
5013 * config/avr/avr.md: Include it.
5014 (adjust_len): Add plus64, compare64.
5015 (HIDI): Remove code iterator.
5016 (code_stdname): New code attribute.
5017 (rotx, rotsmode): Remove DI.
5018 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5020 * config/avr/avr-protos.h (avr_have_dimode): New.
5021 (avr_out_plus64, avr_out_compare64): New.
5022 * config/avr/avr.c (avr_out_compare): Handle DImode.
5023 (avr_have_dimode): New variable definition and initialization.
5024 (avr_out_compare64, avr_out_plus64): New functions.
5025 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5026 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5027 (avr_compare_pattern): Skip DImode comparisons.
5029 2012-01-02 Revital Eres <revital.eres@linaro.org>
5031 * ddg.c (def_has_ccmode_p): New function.
5032 (add_cross_iteration_register_deps,
5033 create_ddg_dep_from_intra_loop_link): Call it.
5035 2012-01-02 Richard Guenther <rguenther@suse.de>
5038 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5040 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5042 * gcc.c (process_command): Update copyright notice dates.
5043 * gcov.c (print_version): Likewise.
5044 * gcov-dump.c (print_version): Likewise.
5045 * mips-tfile.c (main): Likewise.
5046 * mips-tdump.c (main): Likewise.
5048 2012-01-01 Ira Rosen <irar@il.ibm.com>
5050 PR tree-optimization/51704
5051 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5052 a use is inside the basic block or loop before accessing its vect info.
5054 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5056 PR rtl-optimization/51069
5057 * cfgloopmanip.c (remove_path): Removing path making irreducible
5058 region unconditional makes BB part of the region.
5060 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5062 PR tree-optimization/51683
5063 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5064 calls with side-effects.
5065 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5067 Copyright (C) 2012 Free Software Foundation, Inc.
5069 Copying and distribution of this file, with or without modification,
5070 are permitted in any medium without royalty provided the copyright
5071 notice and this notice are preserved.