1 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3 PR rtl-optimization/53700
6 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
8 * ira-color.c (setup_left_conflict_sizes_p): Process all
11 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13 Backport from mainline
14 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
18 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
19 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
20 instead of xop_mulv2div2di3_low.
21 (xop_p<macs>dql): Fix vec_select selector.
22 (xop_p<macs>dqh): Ditto.
23 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
24 (xop_mulv2div2di3_high): Ditto.
26 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
28 Backport from mainline:
29 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
33 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
35 Backport from mainline:
36 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
38 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
39 * config/pa/pa.c (pa_attr_length_millicode_call): Use
40 MAX_PCREL17F_OFFSET instead of fixed offset.
41 (pa_attr_length_call): Likewise.
42 (pa_attr_length_indirect_call): Likewise.
44 2012-06-15 Walter Lee <walt@tilera.com>
46 Backport from mainline:
47 2012-06-15 Walter Lee <walt@tilera.com>
49 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
51 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
53 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
55 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
57 Backport from mainline:
59 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
60 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
61 * gimple.h (block_in_transaction): Check for flag_tm.
63 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
65 PR tree-optimization/52558
67 Backport from mainline:
68 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
69 * gimple.h (gimple_set_in_transaction): Remove.
70 (gimple_in_transaction): Look in BB instead.
71 (gimple_statement_base): Remove in_transaction field.
72 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
73 * trans-mem.c (compute_transaction_bits): Place transaction bit
74 information into basic blocks.
76 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
78 PR tree-optimization/52558
79 * cfg.c (alloc_aux_for_edge): Fix comment.
80 (alloc_aux_for_edge): Remove static.
81 * basic-block.h (alloc_aux_for_edge): Protoize.
82 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
83 (execute_sm_if_changed_flag): New.
84 (execute_sm_if_changed_flag_set): New.
85 (execute_sm): Do not generate data races unless requested.
86 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
87 (tree_ssa_lim_finalize): Call free_aux_for_edges.
88 * gimple.h (block_in_transaction): New.
89 (gimple_in_transaction): Use block_in_transaction.
91 2012-06-14 Jakub Jelinek <jakub@redhat.com>
93 Backported from mainline
94 2012-06-12 Jakub Jelinek <jakub@redhat.com>
96 PR rtl-optimization/53589
97 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
98 discovery even when e->dest != target. If any LABEL_REF points
99 to e->dest label, redirect it to target's label.
101 2012-06-07 Jakub Jelinek <jakub@redhat.com>
104 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
105 returns false, replace stmt with GIMPLE_NOP.
106 (check_omp_nesting_restrictions): Instead of issuing warnings,
107 issue errors and return false if any errors were reported.
109 2012-06-14 Richard Guenther <rguenther@suse.de>
111 * BASE-VER: Set to 4.7.2.
112 * DEV-PHASE: Set to prerelease.
114 2012-06-12 Christian Bruel <christian.bruel@st.com>
117 * config/sh/sh.c (sh_option_override): Don't force
118 flag_omit_frame_pointer and maccumulate_outgoing_args.
119 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
121 2012-06-14 Release Manager
123 * GCC 4.7.1 released.
125 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
127 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
129 2012-06-13 Richard Henderson <rth@redhat.com>
131 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
132 iterator instead of INT.
134 2012-06-08 Richard Henderson <rth@redhat.com>
137 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
138 note to a clobber insn when no other insn is available.
140 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
143 * doc/invoke.texi (Wenum-compare): Update documentation.
145 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
148 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
150 (altivec_stvlxl): Ditto.
151 (altivec_stvrx): Ditto.
152 (altivec_stvrxl): Ditto.
154 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
157 * trans-mem.c (expand_block_edges): Do not skip the first
158 statement when resetting the BB.
160 2012-06-04 Richard Guenther <rguenther@suse.de>
163 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
164 create new assembler names.
166 2012-06-04 Richard Guenther <rguenther@suse.de>
168 Backport from mainline
169 2012-04-25 Jakub Jelinek <jakub@redhat.com>
172 * stor-layout.c (get_best_mode): Don't return mode with bitsize
173 larger than maxbits. Don't compute maxbits modulo align.
174 Also check that unit bytes long store at bitpos / unit * unit
175 doesn't affect bits beyond bitregion_end.
176 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
177 would not fit into bitregion_start ... bitregion_end + 1 bit
179 (store_split_bit_field): Decrease unit close to end of bitregion_end
180 if access is restricted in order to avoid mutual recursion.
182 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
184 Backport from 2012-06-04 mainline r188172
187 * config/avr/avr-stdint.h: New file.
188 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
191 2012-06-04 Jakub Jelinek <jakub@redhat.com>
193 PR tree-optimization/53550
194 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
195 is POINTER_TYPE_P, use sizetype as step type instead of type.
197 2012-06-04 Richard Guenther <rguenther@suse.de>
198 Eric Botcazou <ebotcazou@adacore.com>
200 Backport from mainline
201 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
203 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
204 Change type of BITOFFSET to signed. Make sure the lower bound of
205 the computed range is non-negative by adjusting OFFSET and BITPOS.
206 (expand_assignment): Adjust call to get_bit_range.
208 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
210 * expr.c (get_bit_range): Return the null range if the enclosing record
211 is part of a larger bit field.
213 2012-03-20 Richard Guenther <rguenther@suse.de>
215 * stor-layout.c (finish_bitfield_representative): Fallback
216 to conservative maximum size if the padding up to the next
217 field cannot be computed as a constant.
218 (finish_bitfield_layout): If we cannot compute the distance
219 between the start of the bitfield representative and the
220 bitfield member start a new representative.
221 * expr.c (get_bit_range): The distance between the start of
222 the bitfield representative and the bitfield member is zero
223 if the field offsets are not constants.
225 2012-03-16 Richard Guenther <rguenther@suse.de>
227 * stor-layout.c (finish_bitfield_representative): Fall back
228 to the conservative maximum size if we cannot compute the
229 size of the tail padding.
231 2012-03-14 Richard Guenther <rguenther@suse.de>
233 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
234 * stor-layout.c (start_bitfield_representative): New function.
235 (finish_bitfield_representative): Likewise.
236 (finish_bitfield_layout): Likewise.
237 (finish_record_layout): Call finish_bitfield_layout.
238 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
239 for QUAL_UNION_TYPE fields.
240 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
241 Stream DECL_BIT_FIELD_REPRESENTATIVE.
242 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
247 * expr.c (get_bit_range): Unconditionally extract bitrange
248 from DECL_BIT_FIELD_REPRESENTATIVE.
249 (expand_assignment): Adjust call to get_bit_range.
251 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
254 * fold-const.c (fold_binary_loc): Refine previous change.
256 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
258 Backport from mainline
259 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
262 * config/sh/sh.c (find_barrier): Add equality check of last_got to
263 avoid going above orig insn. Update comments.
265 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
267 Backport from mainline
268 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
271 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
272 prologue for unwinder and profiler.
274 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
276 Backport from mainline
277 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
279 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
281 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
283 Backport from mainline
284 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
286 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
289 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
291 Backport from mainline
292 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
294 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
295 operand is CONST_INT. Take COSTS_N_INSNS into account.
296 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
299 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
301 * config/avr/avr.opt (-msp8): Document it.
302 * doc/invoke.texi (AVR Options): Copy from trunk docu.
304 2012-05-31 Richard Guenther <rguenther@suse.de>
307 * expr.c (expand_assignment): Do not use movmisalign on
310 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
313 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
314 (pa_section_type_flags): New.
315 (pa_legitimate_constant_p): Revert previous change.
317 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
319 Backport from mainline
320 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
323 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
325 (ipa_tm_create_version): Same.
327 2012-05-30 Jason Merrill <jason@redhat.com>
330 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
331 about array compound literals.
333 2012-05-30 Richard Guenther <rguenther@suse.de>
336 * fold-const.c (fold_binary_loc): Make sure to call
337 fold_plusminus_mult_expr with the original sign of operands.
339 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
341 * explow.c (probe_stack_range): Restore simple control flow and stop
342 again when the probe cannot be generated if HAVE_check_stack.
344 2012-05-30 Jakub Jelinek <jakub@redhat.com>
346 PR rtl-optimization/53519
347 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
348 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
350 2012-05-29 Richard Guenther <rguenther@suse.de>
352 PR tree-optimization/53516
353 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
355 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
357 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
359 Backport from mainline
360 2012-05-28 Richard Guenther <rguenther@suse.de>
362 PR tree-optimization/53438
363 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
365 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
367 Backport from mainline
368 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
370 PR rtl-optimization/52528
371 * combine.c (can_combine_p): Add setting of subst_low_luid
372 before call to expand_field_assignment().
374 2012-05-26 Martin Jambor <mjambor@suse.cz>
376 Backport from mainline
377 2012-05-23 Martin Jambor <mjambor@suse.cz>
379 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
381 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
384 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
385 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
387 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
390 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
391 (ix86_expand_vec_perm): Use int mode instead of float.
393 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
396 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
397 gnu_ld variables to yes.
398 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
399 (HAVE_GNU_AS): Likewise.
400 * config.in: Regenerate.
401 * configure: Likewise.
403 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
405 Backport from mainline
406 2012-03-12 Richard Guenther <rguenther@suse.de>
407 * config/arm/arm.c (neon_dereference_pointer): Do not call
408 covert during RTL expansion.
410 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
412 Backport from mainline
413 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
416 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
417 relied on signed overflow behavior.
419 2012-05-24 Richard Guenther <rguenther@suse.de>
422 * tree-profile.c (tree_profiling): Cleanup the CFG if
423 execute_fixup_cfg requests it.
425 2012-05-24 Jakub Jelinek <jakub@redhat.com>
427 PR tree-optimization/53465
428 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
429 vr0 into *vr, then vrp_meet that.
430 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
431 have any equivalences.
432 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
435 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
437 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
439 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
440 (iterative_hash_gimple_type): Adjust comment.
441 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
442 domain for an array type instead of the domain type itself.
444 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
446 Backport from 2012-05-23 mainline r187803
449 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
450 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
453 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
455 Backport from 2012-05-03 mainline r187075
457 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
458 has_fma4 for AMD processors with both fma3 and fma4 support.
460 2012-05-22 Richard Guenther <rguenther@suse.de>
462 PR tree-optimization/53408
463 * tree-vect-loop.c (vectorizable_induction): Properly check
464 the restriction that we cannot handle induction results from
465 the inner loop outside of the outer loop.
467 2012-05-21 Jakub Jelinek <jakub@redhat.com>
469 PR tree-optimization/53436
470 * omp-low.c (omp_build_component_ref): New function.
471 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
473 PR tree-optimization/53366
474 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
475 tests if complex_numbers == 2, but there are non-complex number loads
478 PR tree-optimization/53409
479 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
480 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
482 PR tree-optimization/53410
483 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
484 instead of build_int_cst (type, 0) where vector types might be
487 2012-05-21 Joseph Myers <joseph@codesourcery.com>
490 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
491 from folded operands before wrapping another around the
492 conditional expression.
494 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
495 Patrick Marlier <patrick.marlier@gmail.com>
497 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
500 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
502 Backport from mainline
503 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
506 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
507 (UNSPECV_RDRAND): This.
508 (rdrand<mode>_1): Updated.
510 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
512 Backport from mainline
513 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
515 * config/i386/driver-i386.c (host_detect_local_cpu): Support
516 RDRND, F16C and FSGSBASE.
518 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
520 Backport from mainline
521 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
523 * tree-ssa-pre.c (can_value_number_call): Delete.
524 (compute_avail): Skip all statements with side effects.
525 <GIMPLE_CALL>: Skip calls to internal functions.
527 2012-05-18 David S. Miller <davem@davemloft.net>
529 Backport r185385 from mainline
530 2012-03-14 Richard Guenther <rguenther@suse.de>
533 * tree-vect-generic.c (type_for_widest_vector_mode): Take
534 element type instead of mode, use build_vector_type_for_mode
535 instead of the langhook, build a vector of proper signedness.
536 (expand_vector_operations_1): Adjust.
538 2012-05-18 Olivier Hainque <hainque@adacore.com>
540 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
541 $(libsubdir) as libexecsubdir.
543 2012-05-16 Andrew Pinski <apinski@cavium.com>
545 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
548 2012-05-16 David S. Miller <davem@davemloft.net>
550 * jump.c (delete_related_insns): If we remove a CALL, make sure
551 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
553 2012-05-16 Richard Henderson <rth@redhat.com>
556 * combine-stack-adj.c (prev_active_insn_bb): New.
557 (next_active_insn_bb): New.
558 (force_move_args_size_note): New.
559 (combine_stack_adjustments_for_block): Use it.
561 2012-05-16 Olivier Hainque <hainque@adacore.com>
563 * Makefile.in (install-no-fixedincludes): New target, former toplevel
564 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
565 Add comments and improve stamp preservation across the whole sequence.
566 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
568 2012-05-16 Richard Guenther <rguenther@suse.de>
570 PR tree-optimization/53364
571 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
572 detect a view-conversion of the decl.
574 2012-05-15 Jakub Jelinek <jakub@redhat.com>
577 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
578 that operands[2] is either immediate, or q_regs_operand.
580 2012-05-15 Bin Cheng <bin.cheng@arm.com>
582 Backport r187139 from mainline.
583 2012-05-04 Bin Cheng <bin.cheng@arm.com>
585 PR rtl-optimization/52804
586 * reload1.c (reload_reg_reaches_end_p): Check whether successor
587 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
588 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
589 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
590 RELOAD_FOR_OUTADDR_ADDRESS.
592 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
595 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
596 generate target register for "load" class builtins.
599 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
603 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
604 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
605 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
606 (<sse>_movu<ssemodesuffix>): New expander.
607 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
608 (avx_movdqu<avxmodesuffix>): New expander.
609 (*sse2_movdqu): Rename from sse2_movdqu.
610 (sse2_movdqu): New expander.
612 2012-05-14 Jakub Jelinek <jakub@redhat.com>
614 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
615 lineno 1 the same as lineno 0 before first start file directive.
616 (optimize_macinfo_range): Likewise.
618 * dwarf2out.c (have_macinfo): Define.
619 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
620 attribute, don't force empty compilation unit and don't emit any
621 .debug_macinfo/.debug_macro section if macinfo_table is empty.
623 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
625 Backport from mainline
626 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
628 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
629 ORDERED and UNORDERED conditions.
631 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
633 * function.c (requires_stack_frame_p): If the function can throw
634 non-call exceptions, return true if the insn can throw internally.
636 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
638 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
639 DECL_ORIGINAL_TYPE if it is present.
641 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
643 Backport from 2012-05-12 mainline r187342.
646 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
647 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
648 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
649 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
650 (expand_prologue): Move initialization of cfun->machine->is_naked,
651 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
652 (avr_set_current_function): ...this new static function.
653 (TARGET_SET_CURRENT_FUNCTION): New define.
654 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
655 checking attributes of current_function_decl.
656 (avr_regs_to_save): Ditto.
657 (signal_function_p): Rename to avr_signal_function_p.
658 (interrupt_function_p): Rename to avr_interrupt_function_p.
660 * doc/extend.texi (Function Attributes): Better explanation of
661 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
664 2012-05-09 Matthias Klose <doko@ubuntu.com>
666 * gcc-ar.c (main): Don't check for execute bits for the plugin.
668 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
671 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
672 when a constant source operand matches an "I" constraint, the "no
673 CC0 change" applies to a register-destination only, not a
674 strict_low_part-destination.
676 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
678 Backport from mainline:
679 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
681 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
683 2012-05-07 Jakub Jelinek <jakub@redhat.com>
685 PR tree-optimization/53239
686 * tree-vrp.c (get_value_range): Set VR of
687 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
690 2012-05-07 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/53195
693 * tree-inline.c (setup_one_parameter): Properly add referenced
694 vars from the parameters new known value.
696 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
698 Backport from mainline:
699 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
702 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
705 2012-05-04 Ian Lance Taylor <iant@google.com>
707 * tree-vect-patterns.c (vect_single_imm_use): Correct return
708 values from false to NULL.
710 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
712 Backport from mainline
713 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
716 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
717 (TARGET_CMOV): Rename from TARGET_CMOVE.
718 (TARGET_CMOVE): New define.
719 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
720 Do not set TARGET_CMOVE here.
722 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
724 Backport from mainline:
726 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
728 PR tree-optimization/52633
729 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
730 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
731 (vect_recog_over_widening_pattern): Remove handling of code that was
732 already detected as over-widening pattern. Remove special handling
733 of "unsigned" cases. Instead, support general case of conversion
734 of the shift result to another type.
736 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
738 * tree-vect-patterns.c (vect_single_imm_use): New function.
739 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
740 (vect_recog_over_widening_pattern): Likewise.
741 (vect_recog_widen_shift_pattern): Likewise.
743 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
745 PR tree-optimization/52870
746 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
747 presumed pattern statement is within the same loop or basic block.
749 2012-05-04 Richard Guenther <rguenther@suse.de>
751 * common.opt (flto-report): Do not mark as Optimization.
753 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
756 * recog.c (constrain_operands): If extra constraints are present, also
757 accept pseudo-registers with equivalent memory locations during reload.
759 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
761 Backport from the mainline
762 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
765 * config/rs6000/rs6000.md (bswapdi splitters): If
766 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
767 default) is used, generate an alternate sequence that does not
768 depend on using indexed addressing.
770 2012-05-03 David S. Miller <davem@davemloft.net>
773 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
774 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
775 (sparc_emit_float_lib_cmp): Likewise.
777 2012-05-04 Martin Jambor <mjambor@suse.cz>
779 Backport from mainline
780 2012-05-02 Martin Jambor <mjambor@suse.cz>
783 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
784 of a variable when the contect is a function.
786 2012-05-03 Jakub Jelinek <jakub@redhat.com>
789 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
790 append program name to it and pass that as first argument
791 to make_relative_prefix. Always pass standard_libexec_prefix
792 as last argument to make_relative_prefix. If
793 make_relative_prefix returns NULL, fall back to
794 standard_libexec_prefix.
797 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
801 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
802 mode, return that mode.
804 2012-05-03 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/53144
807 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
809 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
810 with SSA name values.
811 (vn_reference_lookup_3): Adjust callers.
813 2012-05-02 Jakub Jelinek <jakub@redhat.com>
815 PR tree-optimization/53163
816 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
817 return value from compute_all_dependences.
819 PR rtl-optimization/53160
820 * ree.c (combine_reaching_defs): Handle the case where cand->insn
821 has been modified by ree pass already.
823 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
825 Backport from mainline
826 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
829 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
830 calls to cgraph_node_name in xstrdup.
831 (ipa_make_edge_direct_to_target): Ditto.
832 * tree-sra.c (convert_callers_for_node): Ditto.
833 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
834 * ipa-cp.c (perhaps_add_new_callers): Ditto.
835 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
836 (cgraph_materialize_all_clones): Ditto.
837 * ipa-inline.c (report_inline_failed_reason): Ditto.
838 (want_early_inline_function_p): Ditto.
839 (edge_badness): Ditto.
840 (update_edge_key): Ditto.
841 (flatten_function): Ditto.
843 (inline_always_inline_functions): Ditto.
844 (early_inline_small_functions): Ditto.
846 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
848 Backport from mainline
849 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
851 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
852 Introduce emul_name to select the right linker emulation for
853 powerpc64-*-freebsd*.
854 * configure: Regenerate.
855 * config.gcc: Add bits to support powerpc64-*-freebsd*.
856 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
857 * config/rs6000/freebsd64.h: New file.
858 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
860 (rs6000_savres_strategy): Likewise.
861 (rs6000_savres_routine_name): Likewise.
862 (rs6000_elf_file_end): Likewise.
863 * config/rs6000/t-freebsd64: New file.
864 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
865 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
867 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
869 Backport from mainline
870 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
873 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
875 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
877 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
878 predicate to discriminate types.
880 2012-04-27 Richard Guenther <rguenther@suse.de>
883 * convert.c (convert_to_integer): Avoid infinite recursion for
884 target-defined built-in types.
886 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
889 * config/cris/cris.md ("*andhi_lowpart_v32")
890 ("*andqi_lowpart_v32"): Change first input-only operand from
891 a (match_operand ...) to (match_dup 0). Drop alternatives with
892 const_int-matching constraints for redundancy.
893 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
894 three-operand alternative.
896 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
898 Backport from mainline
899 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
902 (*addsi_2_zext): Ditto.
903 (*add<mode>_3): Ditto.
904 (*addsi_3_zext): Ditto.
905 (*add<mode>_5): Ditto.
907 2012-04-25 Jakub Jelinek <jakub@redhat.com>
910 * c-typeck.c (set_nonincremental_init,
911 set_nonincremental_init_from_string): Pass true instead of false
912 as IMPLICIT to add_pending_init.
914 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
916 Backport from 2012-04-24 mainline r186768.
919 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
921 2012-04-24 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/53085
924 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
927 2012-04-24 Jakub Jelinek <jakub@redhat.com>
930 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
932 (output_addressed_constants): Likewise.
935 * varasm.c (get_section): Don't ICE for section conflicts with
936 built-in section kinds.
938 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
940 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
942 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
944 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
946 2012-04-23 Richard Guenther <rguenther@suse.de>
949 * c-typeck.c (build_binary_op): Fix typo.
951 2012-04-23 Jakub Jelinek <jakub@redhat.com>
953 PR tree-optimizations/52891
954 * tree-vect-patterns.c (adjust_bool_pattern): Use
955 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
956 but with non-standard precision.
958 2012-04-22 Ian Lance Taylor <iant@google.com>
960 * godump.c (go_output_typedef): Dump size of structs.
962 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
964 Backport from mainline:
966 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
967 hints for 'A' operand types.
969 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
971 Backport from 2012-04-19 mainline r186588.
974 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
977 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
979 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
981 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
984 * config/i386/sync.md (atomic_<code><mode>): Rename to
985 atomic_<logic><mode>.
987 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
989 Backport from mainline
990 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
993 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
994 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
995 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
996 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
997 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
998 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
999 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1000 gen_avx2_permvarv8sf.
1002 2012-04-16 Martin Jambor <mjambor@suse.cz>
1004 Backported from mainline
1006 2012-04-13 Martin Jambor <mjambor@suse.cz>
1009 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1010 fold_ctor_reference returns a zero constant.
1012 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1014 Backported from mainline
1015 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1017 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1018 and __ILP32__ for x32.
1020 2012-04-13 Tom de Vries <tom@codesourcery.com>
1022 Backport from mainline r186418.
1024 2012-04-13 Tom de Vries <tom@codesourcery.com>
1026 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1027 parameters vuse and vuse_escaped.
1028 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1029 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1032 2012-04-13 Richard Guenther <rguenther@suse.de>
1034 PR tree-optimization/52969
1035 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1036 the condition for the COND_EXPR and handle predicate negation
1037 by swapping the COND_EXPR arms.
1039 2012-04-13 Richard Guenther <rguenther@suse.de>
1042 * convert.c (convert_to_pointer): Remove special-casing of
1045 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1047 Backport from mainline
1048 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1051 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1052 the list of options to enable the FCFID instruction.
1053 (TARGET_EXTRA_BUILTINS): Adjust comment.
1055 2012-04-12 Richard Guenther <rguenther@suse.de>
1057 PR tree-optimization/52943
1058 * tree-chrec.h (chrec_is_positive): Remove.
1059 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1060 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1061 Return false for a constant zero instead of negative.
1062 (analyze_siv_subscript_cst_affine): Handle zero difference
1063 in the initial condition explicitely.
1065 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1068 * varasm.c (process_pending_assemble_externals): Set
1069 pending_assemble_externals_processed true.
1070 (assemble_external): Call assemble_external_real if the pending
1071 assemble externals have been processed.
1073 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1076 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1077 the DECL generated for the special GOT helper.
1079 2012-04-06 Walter Lee <walt@tilera.com>
1081 Backport from mainline
1082 2012-03-07 Walter Lee <walt@tilera.com>
1084 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1085 REG_CFA_* notes for the stack pointer.
1086 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1087 EH_RETURN_STACKADJ_RTX.
1088 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1089 generate REG_CFA_* notes for the stack pointer.
1090 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1091 by EH_RETURN_STACKADJ_RTX.
1093 2012-04-06 Matt Turner <mattst88@gmail.com>
1095 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1097 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1099 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1100 of the destination isn't also a FP_REGS register.
1102 2012-04-03 Richard Guenther <rguenther@suse.de>
1104 Backport from mainline
1105 2012-03-02 Richard Guenther <rguenther@suse.de>
1107 PR tree-optimization/52406
1108 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1109 (struct indices): Add unconstrained_base member.
1110 (struct dr_alias): Remove unused vops member.
1111 (DR_UNCONSTRAINED_BASE): New define.
1112 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1113 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1114 be an artificial access that covers the whole indexed object,
1115 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1116 plain decl base-objects to their MEM_REF variant.
1117 (dr_may_alias_p): When the base-object of either data reference
1118 has unknown size use only points-to information.
1119 (compute_affine_dependence): Make dumps easier to read and
1121 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1122 DR_REF when looking for packed references.
1123 (vect_supportable_dr_alignment): Likewise.
1125 2012-04-03 Richard Guenther <rguenther@suse.de>
1127 Backport from mainline
1128 2012-03-15 Richard Guenther <rguenther@suse.de>
1131 * tree-data-ref.c (subscript_dependence_tester_1): Check
1132 all dimensions for non-conflicting access functions.
1134 2012-04-03 Richard Guenther <rguenther@suse.de>
1136 Backport from mainline
1137 2012-03-06 Richard Guenther <rguenther@suse.de>
1140 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1142 2012-03-23 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/52678
1145 * tree-vectorizer.h (struct _stmt_vec_info): Add
1146 loop_phi_evolution_part member.
1147 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1148 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1149 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1150 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1151 Use the cached evolution part and the PHI nodes value from
1152 the loop preheader edge instead of re-analyzing the evolution.
1154 2012-03-26 Richard Guenther <rguenther@suse.de>
1156 PR tree-optimization/52701
1157 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1158 compute and set the evolution part of PHI nodes.
1160 2012-03-30 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/52754
1163 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1164 propagate arbitrary addresses into really plain dereferences.
1166 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1168 PR tree-optimization/52835
1169 * tree-data-ref.c (build_rdg): Return NULL if
1170 compute_data_dependences_for_loop failed.
1172 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1174 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1175 (stmt_can_make_abnormal_goto): Use it.
1176 (is_ctrl_altering_stmt): Likewise.
1178 2012-03-31 Martin Jambor <mjambor@suse.cz>
1180 Backported from mainline
1181 2012-03-30 Martin Jambor <mjambor@suse.cz>
1183 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1184 is a builtin_stack_save in a dominating BB.
1186 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1189 crossing 128bit lane boundary.
1191 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1193 Backported from mainline
1194 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1199 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1200 * config/i386/i386.c: Include reload.h.
1201 (ix86_legitimize_reload_address): New function.
1203 2012-03-28 Martin Jambor <mjambor@suse.cz>
1205 Backported from mainline
1206 2012-03-27 Martin Jambor <mjambor@suse.cz>
1209 * tree-sra.c (sra_modify_assign): Do not call
1210 load_assign_lhs_subreplacements when working with an unscalarizable
1213 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1216 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1217 __builtin_va_start to __builtin_next_arg if the latter is
1218 builtin_decl_explicit_p rather than when it is not.
1221 * tree-vect-generic.c (vector_element): Perform multiplication
1222 for pos in bitsizetype type instead of idx type.
1224 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1226 Backport from 2012-03-28 mainline r185910.
1229 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1230 (avr_builtin_decl): New static function.
1231 (struct avr_builtin_description, avr_bdesc): Move up.
1232 Add GTY marker. Add field fndecl. Remove redundant field id.
1233 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1234 (avr_expand_builtin): Code cleanup because .id is removed.
1236 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1239 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1242 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1244 Backport from 2012-03-28 mainline r185907.
1247 * config.gcc (tm_file): Remove avr/multilib.h.
1249 * doc/invoke.texi (AVR Options): Adjust
1250 documentation of -mtiny-stack.
1252 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1253 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1254 * config/avr/t-avr: Remove generation of multilib.h.
1255 * config/avr/t-multilib: Regenerate.
1256 * config/avr/multilib.h: Remove.
1257 * config/avr/avr.opt (-msp8): New option.
1258 (avr_sp8): New variable.
1259 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1260 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1261 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1262 (avr_device_to_sp8): New prototype.
1263 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1264 (DRIVER_SELF_SPECS): New define.
1265 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1266 __AVR_SP8__, __AVR_HAVE_SPH__.
1267 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1268 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1269 (avr_file_start): Ditto.
1271 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1274 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1275 instead of 8 in adjust_address.
1277 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1279 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1280 of a unit before computing the offset in units.
1282 2012-03-27 Richard Guenther <rguenther@suse.de>
1285 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1288 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1291 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1293 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1296 * varasm.c: Include pointer-set.h.
1297 (pending_assemble_externals_set): New pointer set.
1298 (process_pending_assemble_externals): Destroy the pointer set.
1299 (assemble_external): See if decl is in pending_assemble_externals_set,
1300 and add it to pending_assemble_externals if necessary.
1301 (init_varasm_once): Allocate pending_assemble_externals_set.
1303 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1305 Backported from mainline
1306 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1309 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1310 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1311 (vector_ltgt<mode>): Likewise.
1312 (vector_ordered<mode>): Likewise.
1313 (vector_unordered<mode>): Likewise.
1314 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1316 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1318 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1321 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1323 Backported from mainline
1324 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1328 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1329 GENERAL_REGS and FP_REGS for SImode.
1331 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1334 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1335 on any new_local_var_chain vars declared during recursing on
1336 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1338 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1340 Backport from 2012-03-22 mainline r185692.
1343 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1344 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1345 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1346 (delay_cycles_1, delay_cycles_2): Ditto.
1347 (delay_cycles_3, delay_cycles_4): Ditto.
1348 (nopv, *nopv): Ditto.
1349 (sleep, *sleep): Ditto.
1352 Backport from 2012-03-21 mainline r185605.
1354 PR rtl-optimization/52543
1356 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1357 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1358 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1359 (avr_load_libgcc_p): Restrict to __flash loads.
1360 (avr_out_lpm): Only handle 1-byte loads from __flash.
1361 (avr_load_lpm): New function.
1362 (avr_find_unused_d_reg): Remove.
1363 (avr_out_lpm_no_lpmx): Remove.
1364 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1365 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1366 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1367 (load_<mode>, load_<mode>_clobber): New insns.
1368 (mov<mode>): For multi-byte move from non-generic
1369 16-bit address spaces: Expand to load_<mode> resp.
1370 load_<mode>_clobber.
1371 (load<mode>_libgcc): Remove expander.
1372 (split-lpmx): Remove split.
1374 Backport from 2012-03-13 mainline r185329.
1377 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1378 offset (size) to a value the insns can deal with.
1379 (expand_epilogue): Ditto.
1381 Backport from 2012-03-12 mainline r185256.
1384 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1385 type from reg_class_t to enum reg_class.
1386 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1388 Backport from 2012-03-12 mainline r185253.
1391 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1392 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1393 r184615 from 2012-02-28.
1395 Backport from 2012-03-08 mainline r185105.
1397 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1398 for constants in [-63,63].
1400 Backport from 2012-03-08 mainline r185100.
1403 * config/avr/avr.c (avr_mem_clobber): New static function.
1404 (avr_expand_delay_cycles): Add memory clobber operand to
1405 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1406 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1407 (enable_interrupt, disable_interrupt): New expander.
1408 (nopv, sleep, wdr): New expanders.
1409 (delay_cycles_1): Add memory clobber.
1410 (delay_cycles_2): Add memory clobber.
1411 (delay_cycles_3): Add memory clobber.
1412 (delay_cycles_4): Add memory clobber.
1413 (cli_sei): New insn from former "enable_interrupt",
1414 "disable_interrupt" with memory clobber.
1415 (*wdt): New insn from former "wdt" with memory clobber.
1416 (*nopv): Similar, but for "nopv".
1417 (*sleep): Similar, but for "sleep".
1419 Backport from 2012-03-07 mainline r185043.
1422 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1424 Backport from 2012-03-07 mainline r185032.
1427 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1428 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1429 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1431 Backport from 2012-03-07 mainline r185031.
1434 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1436 * config/avr/avr.md (xload_8): Adjust insn length.
1438 Backport from 2012-03-07 mainline r185030.
1441 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1442 if RAMPZ affects reading from RAM.
1444 Backport from 2012-03-05 mainline r184919.
1446 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1448 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1450 Backport from mainline r185259.
1453 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1454 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1456 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1458 Backported from mainline
1459 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1462 * c-parser.c (c_parser_postfix_expression)
1463 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1465 * config/i386/smmintrin.h: Avoid /* within a comment.
1466 * config/i386/nmmintrin.h: Likewise.
1468 2012-03-22 Richard Guenther <rguenther@suse.de>
1470 * BASE-VER: Set to 4.7.1.
1471 * DEV-PHASE: Set to prerelease.
1473 2012-03-22 Release Manager
1475 * GCC 4.7.0 released.
1477 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1479 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1481 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1482 Andrew Pinski <apinski@cavium.com>
1485 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1486 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1487 calls instead of __builtin_ir{int,ound}*.
1489 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1492 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1495 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1497 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1498 Refer to GCC 4.7 version of c99status.html.
1500 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1502 Backport from mainline
1503 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1505 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1506 redefine to be NULL if the current bit-size is different from the
1507 configured bit-size.
1509 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1510 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1511 set the default tuning. Add asserts to make sure the cpu and tune
1512 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1513 test whether the index is set, instead of > 0.
1514 (rs6000_file_start): Do not reset the default cpu if the current
1515 bit-size is different from the configured bit-size.
1517 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1519 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1521 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1522 Update binutils references.
1523 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1524 Update binutils reference.
1525 Update Sun as/GNU ld caveat.
1526 Document binutils largefile requirement for LTO plugin.
1527 Remove reference to alternate libpthread.
1529 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1531 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1533 (Specific, mips-sgi-irix6): Likewise.
1535 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1537 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1538 * configure: Regenerate.
1540 2012-03-07 Richard Henderson <rth@redhat.com>
1542 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1543 * config/m68k/sync.md (atomic_test_and_set): Use it.
1544 (atomic_test_and_set_1): Likewise.
1546 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1549 * Makefile.in: Let install-gcc-ar depend on installdirs,
1550 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1551 Don't double canonicalize if cross-compiling.
1553 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1555 * trans-mem.c: New typedef for tm_region_p.
1556 Define vector types for tm_region_p.
1557 (tm_region_init): Replace region_worklist to a vector called
1560 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1563 * trans-mem.c (tm_region_init): Use last_basic_block.
1565 2012-03-05 Richard Henderson <rth@redhat.com>
1568 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1569 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1570 BIGGEST_ALIGNMENT is aligned.
1572 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1574 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1576 2012-03-05 Richard Henderson <rth@redhat.com>
1579 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1580 instead of calling negqi2 directly.
1582 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1584 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1585 (INTMAX_TYPE): Use it.
1586 (UINTMAX_TYPE): Likewise.
1587 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1588 (irix6_c_common_override_options): Declare.
1589 (C_COMMON_OVERRIDE_OPTIONS): Define.
1590 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1591 * config/mips/irix6-c.c: New file.
1592 * config/mips/t-irix6 (irix6-c.o): New target.
1593 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1596 2012-03-02 Richard Henderson <rth@redhat.com>
1598 * optabs.c (expand_atomic_test_and_set): Honor
1599 atomic_test_and_set_trueval even when atomic_test_and_set
1600 optab is not in use.
1602 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1604 Backport from mainline
1605 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1607 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1609 2012-03-02 Richard Guenther <rguenther@suse.de>
1611 * DEV-PHASE: Set to prerelease.
1613 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1615 * config.gcc (obsolete): Add all ARM targets using the FPA.
1616 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1617 * doc/install.texi: Avoid references to obsolete ARM ports.
1619 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1621 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1623 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1624 Joern Rennecke <joern.rennecke@embecosm.com>
1626 * doc/extend.texi: Expand and update information on interrupt
1627 attribute for Epiphany.
1629 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1631 * config/sh/sh-protos.h: Update copyright notice dates.
1632 * config/sh/sh.h: Likewise.
1633 * config/sh/sh.md: Likewise.
1634 * config/sh/constraints.md: Likewise.
1635 * config/sh/predicates.md: Likewise.
1637 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1639 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1640 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1642 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1644 * config/sh/constraints.md: Fix comment typo.
1646 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1649 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1650 unsigned HOST_WIDE_INT.
1651 (zvdep_imm64): Likewise.
1652 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1653 (vdepi_and): Likewise.
1654 Likewise for unamed 64-bit patterns.
1655 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1657 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1660 PR rtl-optimization/52417
1661 * cselib.c (cselib_any_perm_equivs): New variable.
1662 (cselib_reset_table): Check that it's not set when not
1663 preserving constants.
1664 (cselib_add_permanent_equiv): Set it.
1665 (cselib_have_permanent_equivalences): New.
1666 (cselib_init, cselib_finish): Reset it.
1667 * cselib.h (cselib_have_permanent_equivalences): Declare.
1668 * alias.c (get_addr): Restore earlier behavior when there
1669 aren't permanent equivalences.
1671 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1673 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1674 * config/v850/v850-modes.def: Fix copyright notice.
1676 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1678 * doc/extend.texi (AVR Built-in Functions): Document
1679 __builtin_avr_flash_segment.
1681 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1682 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1683 (*split.flash_segment): New insn-and-split.
1684 * config/avr/avr.c (avr_init_builtins): Add local variables:
1685 const_memx_void_node, const_memx_ptr_type_node,
1686 char_ftype_const_memx_ptr.
1688 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1690 PR tree-optimization/52445
1691 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1692 add ssa_name_ver, offset and size fields and change store field
1694 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1695 (add_or_mark_expr): Likewise. Only consider previous stores
1696 with the same size and offset.
1697 (nt_init_block): Only look at gimple_assign_single_p stmts,
1698 doesn't look at rhs2.
1700 2012-03-01 Richard Guenther <rguenther@suse.de>
1703 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1704 conversions from integral types to pointer types.
1706 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1708 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1709 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1710 unintentionally removed in r184616.
1712 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1714 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1717 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1718 Uros Bizjak <ubizjak@gmail.com>
1721 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1722 alternatives, add "e" constraint to the new last alternative
1723 and ! to last 3 alternatives.
1725 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1727 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1728 DW_AT_artificial attributes at the end of the processing.
1729 (gen_array_type_die): Likewise.
1730 (gen_enumeration_type_die): Likewise.
1731 (gen_struct_or_union_type_die): Likewise.
1732 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1735 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1738 * expr.c (expand_assignment): If doing misaligned store that doesn't
1739 cover all mode bits, perform a RMW cycle.
1741 PR tree-optimization/52429
1742 * tree-parloops.c (separate_decls_in_region_debug): Return early
1743 if var is LABEL_DECL.
1745 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1747 PR tree-optimization/52424
1748 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1749 calling dom_thread_across_edge.
1751 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1753 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1755 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1757 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1758 * config/avr/avr.c (avr_output_bld): Remove unused function.
1759 (avr_out_sbxx_branch): Use "%T" to print bit position.
1761 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1763 * config/avr/avr.md: Untabify.
1765 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1767 * config/avr/avr.md (eqne): New code iterator.
1768 (*dec-and-branchsi): Use it in text peephole's condition.
1769 (*dec-and-branchhi): Ditto.
1770 (*dec-and-branchqi): Ditto.
1772 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1775 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1776 the device does not have the skip-bug.
1778 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1780 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1781 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1782 -mpretend-cmove): New.
1784 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1787 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1788 doesn't count DEBUG_INSN refs.
1789 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1790 for DEBUG_INSN refs.
1792 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1796 2012-02-20 Richard Guenther <rguenther@suse.de>
1797 PR tree-optimization/52298
1798 * tree-vect-stmts.c (vectorizable_load): Properly use
1799 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1802 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1805 * gimple.h (gimple_in_transaction): New.
1806 (gimple_set_in_transaction): New.
1807 (struct gimple_statement_base): Add in_transaction field.
1808 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1810 (tree_ssa_lim_initialize): Compute transaction bits.
1811 * tree.h (compute_transaction_bits): Protoize.
1812 * trans-mem.c (tm_region_init): Use the heap to store BB
1814 (compute_transaction_bits): New.
1816 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1818 * gcc.c (display_help): Document --help=common and sort entries
1821 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1823 * doc/install.texi: Document check-$LANG specific shortcuts
1825 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1828 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1830 * config/arm/arm_neon.h: Regenerate.
1831 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1832 (neon_vcgeu): New insn.
1833 (neon_vcgtu): Likewise.
1834 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1835 (ops): Unsigned comparison intrinsics call a different
1838 2012-02-28 Richard Guenther <rguenther@suse.de>
1841 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1842 ordering for the VEC_CONCAT for two element vectors for
1843 V2SFmode, V2SImode and V2DImode.
1845 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1848 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1849 detecting big-endian triplets.
1851 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1853 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1854 mode if there is no type information available.
1856 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1858 PR tree-optimization/53207
1859 * doc/invoke.texi: Document as experimental and relying on graphite.
1861 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1863 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1864 of initializer to changes from r184614.
1866 2012-02-28 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/52395
1869 * tree-sra.c (build_ref_for_offset): Also look at the base
1870 TYPE_ALIGN when figuring out the alignment of the replacement.
1872 2012-02-28 Richard Guenther <rguenther@suse.de>
1874 PR tree-optimization/52402
1875 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1876 mis-aligned types when creating the accesses at the call site.
1878 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1880 * config/avr/builtins.def: New file.
1881 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1882 * config/avr/avr.c (enum avr_builtin_id): Use it.
1883 (avr_init_builtins): Use it. And use avr_bdesc.
1884 (bdesc_1arg): Remove.
1885 (bdesc_2arg): Remove.
1886 (bdesc_3arg): Remove.
1887 (struct avr_builtin_description): Add field n_args.
1888 (avr_bdesc): New static variable using builtins.def.
1889 (avr_expand_builtin): Use it.
1890 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1891 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1892 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1894 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1897 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1898 match only one single hard register with respective hard reg rtx.
1899 (movmemx_<mode>): Ditto.
1900 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1901 insn anatomy of movmem[x]_<mode>.
1902 (avr_out_movmem): Same for printing assembler and operand usage.
1904 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1908 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1909 address spaces located outside of device flash.
1911 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1912 (mcu_type_s): Add field n_flash.
1913 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1914 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1915 (AVR_MCU): Add N_FLASH argument.
1916 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1917 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1918 macro __FLASH<n> if that address space makes sense for the device.
1919 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1920 outside of target flash.
1921 (avr_asm_named_section): Ditto.
1922 (avr_asm_select_section): Ditto.
1923 (avr_addr_space_convert): Ditto.
1924 (avr_emit_movmemhi): Ditto.
1925 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1926 address space is outside of device flash.
1927 (avr_insert_attributes): Ditto.
1928 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1929 avr_current_arch->n_segments.
1931 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1934 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1936 (*movabs<mode>_2): Likewise.
1938 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1941 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1942 s_register_operand in the test instead of REG_P. Don't call
1943 gen_reg_rtx if it won't be used.
1945 PR tree-optimization/52376
1946 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1948 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1950 * ifcvt.c (noce_get_condition): Check condition variable is not
1951 small_register_classes_for_mode_p before accepting.
1953 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1957 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1960 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1961 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1963 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1965 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1967 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1969 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1971 * config/sh/predicates.md: Remove blank lines.
1972 * config/sh/sh.c: Fix typos in comments.
1973 * config/sh/constraints.md: Likewise.
1974 * config/sh/sh.md: Remove blank lines.
1975 Fix typos in comments. Use ;; as comment characters.
1977 2012-02-26 Walter Lee <walt@tilera.com>
1979 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1980 (replace_mov_pcrel_step2): Ditto.
1982 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1985 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1986 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1987 and locs that reference values newer than the non-canonical value
1988 at hand. Return the canonical value as a worst case.
1989 (memrefs_conflict_p): Walk canonical value's locs.
1992 * cselib.c (preserve_only_constants): Rename to...
1993 (preserve_constants_and_equivs): ... this. Split out...
1994 (invariant_or_equiv_p): ... this. Preserve plus expressions
1995 of other preserved expressions too.
1996 (cselib_reset_table): Adjust.
1997 * var-tracking.c (reverse_op): Use canonical value to build
2000 2012-02-23 Kai Tietz <ktietz@redhat.com>
2002 * config/i386/i386.c (ix86_delegitimize_address): Handle
2003 UNSPEC_PCREL plus displacement.
2005 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2008 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2009 to test for unusedness in st X addressing.
2011 2012-02-24 Richard Guenther <rguenther@suse.de>
2014 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2015 (is_gimple_reg_type): Move inline ...
2016 * gimple.h (is_gimple_reg_type): ... here.
2018 2012-02-24 Richard Guenther <rguenther@suse.de>
2021 * passes.c (execute_function_todo): When verifying SSA form
2022 verify gimple form first.
2023 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2025 2012-02-24 Richard Guenther <rguenther@suse.de>
2028 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2029 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2031 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2033 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2035 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2037 * tree-phinodes.c (make_phi_node): Mark static.
2038 * tree-flow.h (make_phi_node): Remove extern decl.
2039 * doc/gimple.texi (make_phi_node): Remove documentation.
2041 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2043 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2044 * tree-ssa-sccvn.c (print_scc): Ditto.
2046 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2048 * doc/passes.texi (Full redundancy elimination): Fix typo.
2050 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2052 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2054 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2057 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2059 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2062 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2064 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2066 * config/avr/avr.md (code_stdname): Add ior, xor.
2067 (xior): New code iterator.
2068 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2069 (*<code_stdname><mode>qi.byte1-3): Ditto.
2071 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2073 PR tree-optimization/52019
2074 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2077 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2079 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2080 HAVE_INITFINI_ARRAY to work around namespace pollution in
2081 certain versions of newlib system headers.
2082 * config.in: Regenerate.
2083 * configure: Regenerate.
2084 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2085 instead of HAVE_INITFINI_ARRAY.
2087 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2091 is not offsettable memory reference.
2093 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2096 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2097 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2099 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2101 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2102 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2104 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2106 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2107 library on Solaris 8 even without TLS support.
2108 * configure: Regenerate.
2110 2012-02-22 Richard Guenther <rguenther@suse.de>
2113 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2114 for GIMPLE_DEBUG stmts.
2116 2012-02-22 Martin Jambor <mjambor@suse.cz>
2119 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2120 according to the base object.
2122 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2124 PR rtl-optimization/50063
2125 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2126 and 2 (8-bit SP) in operand 2.
2127 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2128 setup to use movhi_sp_r instead of vanilla move to write SP.
2129 Adjust REG_CFA notes to superseed unspec.
2130 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2132 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2133 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2134 irq_state 1 (IRQ known to be on) here.
2136 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2138 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2140 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2141 assign_hard_reg): Likewise.
2143 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2145 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2147 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2150 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2151 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2153 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2155 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2156 prototype from here to...
2157 * config/avr/avr.h: ...here.
2159 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2162 * thumb2.md (thumb2_shiftsi3_short): Split register and
2163 immediate shifts. For register shifts tie operands 0 and 1.
2164 (peephole2 for above): Check that register-controlled shifts
2165 have suitably tied operands.
2167 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2170 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2171 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2172 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2173 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2174 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2175 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2176 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2177 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2178 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2179 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2180 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2181 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2182 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2183 bdver1_ssevector_avx256_unaligned_load,
2184 bdver1_ssevector_sse128_unaligned_load,
2185 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2186 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2187 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2188 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2189 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2190 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2191 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2192 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2193 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2194 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2195 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2196 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2197 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2198 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2199 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2200 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2201 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2202 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2203 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2204 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2205 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2206 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2207 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2208 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2209 bdver1_ssediv_double_load, bdver1_ssediv_double,
2210 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2211 Add "bdver2" attribute.
2213 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2215 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2216 default if possible and not specified otherwise.
2218 2012-02-21 Richard Guenther <rguenther@suse.de>
2221 * gimplify.c (create_tmp_from_val): Use the main variant type
2222 for the type of the temporary we create.
2224 2012-02-21 Richard Guenther <rguenther@suse.de>
2226 PR tree-optimization/52324
2227 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2228 do not gimplify a MEM_REF address operand if it is already
2231 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2233 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2234 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2236 2012-02-21 Richard Guenther <rguenther@suse.de>
2238 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2239 nested_in_vect_loop.
2241 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2243 PR tree-optimization/52318
2244 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2245 vdef also to non-pure/const call stmts in the sequence.
2247 2012-02-20 David S. Miller <davem@davemloft.net>
2249 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2250 don't use the "rd %pc" instruction on v9 for PIC register loads.
2252 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2255 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2256 in a transaction safe function.
2258 2012-02-20 Kai Tietz <ktietz@redhat.com>
2261 * stor-layout.c (place_field): Handle desired_align for
2264 2012-02-20 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/52298
2267 * tree-vect-stmts.c (vectorizable_store): Properly use
2268 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2270 (vectorizable_load): Likewise.
2271 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2272 Access DR_STEP after ensuring it is not NULL.
2274 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2276 PR tree-optimization/52286
2277 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2278 optimization use double_int_to_tree instead of build_int_cst_wide,
2279 rewrite to use double_int vars.
2281 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2284 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2286 Remove -e 0 from $gcc_cv_ld invocation.
2287 Only use __GLIBC_PREREQ if defined.
2288 Enable on Solaris since Solaris 8 patch.
2289 (gcc_SUN_LD_VERSION): New macro.
2290 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2291 gcc_SUN_LD_VERSION for version number format.
2292 * configure: Regenerate.
2293 * varasm.c (get_elf_initfini_array_priority_section): Set
2294 SECTION_NOTYPE for non-default priority.
2295 Use get_section instead of get_unnamed_section to emit
2296 .init_array/.fini_array with default priority.
2298 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2300 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2301 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2302 (mips_start_unique_function, mips_output_mips16_rdhwr)
2303 (mips_code_end): New functions.
2304 (TARGET_ASM_CODE_END): Define.
2306 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2308 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2309 to stubs with non-sibling calls.
2311 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2313 * doc/invoke.texi (-fira-* options): Copy-edit.
2314 (ira-* parameters): Copy-edit.
2316 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2318 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2319 GCC coding conventions.
2321 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2323 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2324 when used as adjectives.
2326 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2328 * doc/invoke.texi: Clean up "that"/"which" confusion.
2330 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2332 * system.h: Poison SMALL_REGISTER_CLASSES
2333 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2334 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2336 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2338 PR tree-optimization/52285
2339 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2340 when deciding if a call is a tail call or tail recursion.
2342 2012-02-16 Kai Tietz <ktietz@redhat.com>
2344 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2345 interger-constant displacement for UNSPEC_PCREL.
2347 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2349 PR rtl-optimization/52208
2350 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2351 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2353 PR tree-optimization/52255
2354 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2355 loop->header has virtual PHI, but exit_e->dest doesn't, add
2356 virtual PHI to exit_e->dest and adjust all uses after the loop.
2359 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2360 children with clone_tree_hash, not after it.
2362 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2364 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2365 extended identifiers.
2367 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2370 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2371 a same_body_alias, also test whether e->callee isn't a former
2372 or current clone of the decl this is a same body alias of.
2374 PR translation/52264
2375 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2377 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2379 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2381 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2384 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2385 force_reg instead of copy_to_reg for better optimization. Force
2386 non-register or memory operands into a register.
2388 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2390 * extend.texi: Reserve upper bits of memory model for future use.
2392 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2393 Anatoly Sokolov <aesok@post.ru>
2394 Eric Weddington <eric.weddington@atmel.com>
2397 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2398 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2399 Rewrite initializers for .macro.
2400 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2401 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2402 atxmega32d4, atxmega32x1.
2403 avrxmega4: atxmega64a3, atxmega64d3.
2404 avrxmega5: atxmega64a1, atxmega64a1u.
2405 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2406 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2407 avrxmega7: atxmega128a1, atxmega128a1u.
2408 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2409 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2410 (struct base_arch_s): Rename reserved to xmega_p.
2411 Rename reserved2 to have_rampd.
2412 (AVR_XMEGA): New define.
2413 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2414 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2415 * config/avr/predicates.md (io_address_operand): Take into
2417 (low_io_address_operand): Ditto.
2418 (high_io_address_operand): Ditto.
2419 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2420 (enabled, movhi_sp_r): Use them.
2421 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2422 cpp_define_formatted to built-in define __AVR_ARCH__.
2423 (__AVR_XMEGA__): New built-in define.
2424 (__AVR_HAVE_RAMPD__): New built-in define.
2425 (__AVR_HAVE_RAMPX__): New built-in define.
2426 (__AVR_HAVE_RAMPY__): New built-in define.
2427 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2429 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2430 (avr_option_override): Initialize them.
2431 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2432 (avr_init_expanders): Initialize them. No more block several calls.
2433 (emit_push_sfr): New static function.
2434 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2436 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2437 (avr_print_operand): Print addreeses as symbols for
2438 RAMPX, RAMPY, RAMPD, CCP.
2439 (output_movhi): Handle AVR_XMEGA when writing to SP.
2440 (avr_out_movhi_mr_r_xmega): New static function.
2441 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2442 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2443 __RAMPD__, __CCP__ as needed.
2445 * config/avr/multilib.h: Regenerate.
2446 * config/avr/t-multilib: Regenerate.
2447 * config/avr/avr-tables.opt: Regenerate.
2449 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2451 PR tree-optimization/50561
2452 * graphite-flattening.c (lst_project_loop): Do not
2453 remove old scattering dimensions after flattening.
2454 (lst_do_flatten): Likewise.
2456 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2458 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2459 __builtin_avr_map8, __builtin_avr_map16.
2460 Document __builtin_avr_insert_bits.
2462 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2463 (insert_bits): New insn.
2464 (adjust_len.map_bits): Rename to insert_bits.
2465 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2466 * avr-protos.h (avr_out_map_bits): Remove.
2467 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2468 * config/avr/constraints.md (Cxf,C0f): New.
2469 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2470 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2471 New built-in define __BUILTIN_AVR_INSERT_BITS.
2472 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2473 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2474 (avr_move_bits): Rewrite.
2475 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2477 (avr_map_op_t): New typedef.
2478 (avr_map_op): New static variable.
2479 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2480 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2481 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2482 (bdesc_3arg, avr_expand_triop_builtin): New.
2483 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2484 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2485 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2486 (avr_map_equal_p, avr_map_sig_p): Remove.
2487 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2488 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2489 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2490 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2491 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2492 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2494 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2496 * config/c6x/c6x.md (reserve_cycles): New attribute.
2497 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2498 don't reserve functional units after the branch occurs.
2500 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2503 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2504 functions into non-tm_pure functions.
2506 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2509 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2510 (iterative_hash_canonical_type): Likewise.
2511 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2514 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2516 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2517 sched-group insn, it either remains alone or the entire list is pruned.
2519 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2521 * doc/install.texi (Prerequisites): Fix grammar.
2522 (Configuration): Likewise.
2524 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2526 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2527 MPC as part of GCC before describing configuring with --with-gmp etc.
2528 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2529 sources are present.
2531 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2534 * dwarf2out.c (clone_tree_hash): New function.
2535 (copy_decls_walk): Use it instead of clone_tree.
2537 2012-02-14 Richard Guenther <rguenther@suse.de>
2539 PR tree-optimization/52244
2540 PR tree-optimization/51528
2541 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2542 replacements for integral types.
2544 2012-02-14 Walter Lee <walt@tilera.com>
2546 * config.gcc: Handle tilegx and tilepro.
2547 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2549 Add HAVE_AS_TLS check for tilegx and tilepro.
2550 * configure: Regenerate.
2551 * doc/contrib.texi: Add Mat Hostetter and self.
2552 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2553 Document instruction intrinsics and network accessing intrinsics.
2554 (TILEPro Built-in Functions): New node. Document instruction
2555 intrinsics and network accessing intrinsics.
2556 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2557 (Specific, tilepro-*-linux*): Likewise.
2558 * doc/invoke.texi (TILE-Gx Options): New section.
2559 (TILEPro Options): New section.
2560 * doc/md.texi (TILE-Gx): New section.
2561 (TILEPro): New section.
2562 * common/config/tilegx/tilegx-common.c: New file.
2563 * common/config/tilepro/tilepro-common.c: New file.
2564 * config/tilegx/constraints.md: New file.
2565 * config/tilegx/linux.h: New file.
2566 * config/tilegx/mul-tables.c: New file.
2567 * config/tilegx/predicates.md: New file.
2568 * config/tilegx/sync.md: New file.
2569 * config/tilegx/t-tilegx: New file.
2570 * config/tilegx/tilegx-builtins.h: New file.
2571 * config/tilegx/tilegx-c.c: New file.
2572 * config/tilegx/tilegx-generic.md: New file.
2573 * config/tilegx/tilegx-modes.def: New file.
2574 * config/tilegx/tilegx-multiply.h: New file.
2575 * config/tilegx/tilegx-protos.h: New file.
2576 * config/tilegx/tilegx.c: New file.
2577 * config/tilegx/tilegx.h: New file.
2578 * config/tilegx/tilegx.md: New file.
2579 * config/tilegx/tilegx.opt: New file.
2580 * config/tilepro/constraints.md: New file.
2581 * config/tilepro/gen-mul-tables.cc: New file.
2582 * config/tilepro/linux.h: New file.
2583 * config/tilepro/mul-tables.c: New file.
2584 * config/tilepro/predicates.md: New file.
2585 * config/tilepro/t-tilepro: New file.
2586 * config/tilepro/tilepro-builtins.h: New file.
2587 * config/tilepro/tilepro-c.c: New file.
2588 * config/tilepro/tilepro-generic.md: New file.
2589 * config/tilepro/tilepro-modes.def: New file.
2590 * config/tilepro/tilepro-multiply.h: New file.
2591 * config/tilepro/tilepro-protos.h: New file.
2592 * config/tilepro/tilepro.c: New file.
2593 * config/tilepro/tilepro.h: New file.
2594 * config/tilepro/tilepro.md: New file.
2595 * config/tilepro/tilepro.opt: New file.
2597 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2599 PR tree-optimization/52210
2600 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2601 vect_model_simple_cost with two entry vect_def_type array instead
2602 of an address of dt.
2604 2012-02-14 Richard Guenther <rguenther@suse.de>
2607 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2608 Do not stream DECL_QUALIFIER.
2609 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2610 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2611 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2613 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2616 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2619 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2622 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2623 * cselib.c (cselib_subst_to_values_from_insn): New function.
2624 * sched-deps.c (add_insn_mem_dependence,
2625 sched_analyze_1, sched_analyze_2): Use it.
2627 2012-02-13 Jan Hubicka <jh@suse.cz>
2630 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2632 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2634 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2635 (GTM_SELF_SPECS): Define if not already defined.
2636 (driver_self_specs): Add GTM_SELF_SPECS.
2637 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2638 (GTM_SELF_SPECS): Define.
2639 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2640 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2642 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2644 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2647 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2650 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2651 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2653 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2656 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2658 2012-02-13 Richard Guenther <rguenther@suse.de>
2660 PR translation/52211
2661 * passes.c (enable_disable_pass): Fix typo.
2663 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2666 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2667 XOR for reduce_bit_field if type is unsigned.
2669 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2671 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2672 disallow changes from SFmode to mode with different size in FP regs.
2674 2012-02-12 Robert Millan <rmh@gnu.org>
2675 Gerald Pfeifer <gerald@pfeifer.com>
2677 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2680 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2682 PR rtl-optimization/52175
2683 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2684 to frame-related instructions.
2686 2012-02-10 Jason Merrill <jason@redhat.com>
2689 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2690 (demangle_new_symbols): Fill it.
2691 (scan_linker_output): Walk it.
2692 (start_tweaking): Split out from scan_linker_output.
2693 (maybe_tweak): Update sym->chosen.
2694 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2696 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2699 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2701 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2703 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2704 having the same mode as previous compare.
2706 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2708 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2709 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2710 (nonlocal_goto_internal): Likewise.
2711 (nonlocal_goto): Emit a use and an indirect jump directly.
2713 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2716 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2717 __atomic_{is,always}_lock_free.
2719 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2722 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2723 negative constant address for x32.
2725 2012-02-10 Richard Henderson <rth@redhat.com>
2727 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2728 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2729 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2731 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2732 Ira Rosen <irar@il.ibm.com>
2734 PR tree-optimization/50031
2735 * targhooks.c (default_builtin_vectorization_cost): Handle
2737 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2738 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2739 all types of reduction and pattern statements.
2740 (vect_estimate_min_profitable_iters): Likewise.
2741 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2742 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2743 for explicit realigns.
2744 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2745 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2747 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2748 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2749 vec_perm for VSX and handle vec_promote_demote.
2751 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2754 * builtins.c (fold_builtin_atomic_always_lock_free,
2755 expand_builtin_atomic_always_lock_free,
2756 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2757 Return and/or test boolean_true_node/boolean_false_node instead of
2758 integer_one_node/integer_zero_node.
2760 2012-02-10 Jan Hubicka <jh@suse.cz>
2763 * predict.c (predict_paths_for_bb): Prevent looping.
2764 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2766 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2768 * config/arm/arm.c (output_move_double): In one case properly
2769 count number of instructions that will be emitted.
2771 2012-02-10 Richard Guenther <rguenther@suse.de>
2773 PR translation/52193
2774 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2776 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2779 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2781 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2784 * var-tracking.c (emit_note_insn_var_location): If
2785 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2786 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2787 non-NOTE_DURING_CALL_P insn.
2789 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2792 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2794 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2797 * gcc.c (switch_matches) Support switches with separated form,
2800 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2802 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2804 (RAMPZ_ADDR): Ditto.
2805 * config/avr/avr.c (avr_addr_t): New typedef.
2806 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2807 (avr_init_expanders): Initialize it.
2808 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2810 (expand_epilogue): Ditto.
2811 (avr_print_operand): Ditto.
2812 (avr_file_start): Ditto.
2813 (avr_emit_movmemhi): Ditto.
2815 2012-02-08 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/46886
2818 * tree-flow.h (do_while_loop_p): Declare.
2819 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2820 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2822 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2824 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2825 always succeed for integers larger than a native word.
2827 2012-02-08 Richard Guenther <rguenther@suse.de>
2829 PR rtl-optimization/52170
2830 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2831 properly handle integer vector modes.
2833 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2835 PR gcov-profile/52150
2836 * coverage.c: Include target.h.
2837 (build_var): Call targetm.strip_name_encoding on the assembler name.
2838 Change one _ into . or $ if the target allows it.
2839 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2841 PR rtl-optimization/52139
2842 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2843 is a BARRIER after emit_insn_after_noloc, move BB_END
2844 to the last non-BARRIER insn before it.
2846 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2849 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2850 (mips_gimplify_va_arg_expr): Call it instead of
2851 std_gimplify_va_arg_expr.
2853 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2855 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2856 message for -mno-pointers-to-nested-function.
2858 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2861 * expr.c (get_inner_reference): If there is an offset, add a negative
2862 bit position to it (if any).
2864 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2866 PR rtl-optimization/52060
2867 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2868 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2869 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2870 and/or i0src_copy2 when needed.
2872 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2874 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2875 or LTOPLUGINSONAME if have_c.
2877 * config/freebsd-spec.h: Add comment about what macros can be defined
2879 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2880 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2883 2012-02-07 Richard Guenther <rguenther@suse.de>
2885 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2886 newline in -alias dumps.
2888 2012-02-07 Kai Tietz <ktietz@redhat.com>
2889 Dave Korn <dave.korn.cygwin@gmail.com>
2892 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2893 Take care that typinfo gets dllexport-attribute.
2895 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2898 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2899 if modifier < EXPAND_SUM call force_operand on the result.
2901 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2903 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2904 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2906 (epiphany_function_type): Replace types for specific interrupts with
2907 EPIPHANY_FUNCTION_INTERRUPT.
2908 (EPIPHANY_INTERRUPT_P): Update.
2909 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2910 New static function.
2911 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2912 <disinterrupt>: Affects type identity.
2913 (epiphany_handle_interrupt_attribute): Handle variable number of
2915 (epiphany_compute_function_type): Update for new
2916 epiphany_function_type definition.
2917 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2918 handlers with a longcall forwarder.
2919 (epiphany_start_function): Handle multiple interrupt arguments and/or
2920 forwarder_section attribute.
2922 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2925 2012-02-07 Alan Modra <amodra@gmail.com>
2928 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2931 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2933 PR tree-optimization/50969
2934 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2935 use vec_perm rather than vector_stmt.
2936 (vect_model_load_cost): Likewise.
2937 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2938 vec_perm to be the same as other vector statements.
2939 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2940 cost of vec_perm for TARGET_VSX.
2942 2012-02-06 Richard Guenther <rguenther@suse.de>
2944 PR tree-optimization/52115
2945 * tree-sra.c (access_has_replacements_p): New function.
2946 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2948 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2951 * trans-mem.c (expand_call_tm): Add an assertion.
2952 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2955 2012-02-06 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/50955
2958 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2959 raise cost of expressions that replace an address with an
2960 expression based on a different pointer.
2962 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2965 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2966 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2968 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2971 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2972 -Weffc++ and specify guidelines come from second edition.
2974 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2976 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2977 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2978 (call_direct_split, call_value_split, call_value_internal_direct)
2979 (call_value_direct_split, call_value_multiple_split): Use jal and
2980 jal_macro attributes.
2982 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2984 * reload1.c (reload_regs_reach_end_p): Replace with...
2985 (reload_reg_rtx_reaches_end_p): ...this function.
2986 (new_spill_reg_store): Update commentary.
2987 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2988 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2989 before setting new_spill_reg_store.
2990 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2991 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2992 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2993 for non-spill reload registers.
2995 2012-02-05 Ira Rosen <irar@il.ibm.com>
2997 PR tree-optimization/52091
2998 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2999 (vect_is_simple_use_1): Likewise.
3000 * tree-vect-loop.c (vectorizable_reduction): Update calls
3001 to vect_is_simple_use_1 and vect_is_simple_use.
3002 (vectorizable_live_operation): Likewise.
3003 * tree-vect-patterns.c (widened_name_p,
3004 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3005 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3006 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3007 vectorizable_shift,vectorizable_operation, vectorizable_store,
3008 vectorizable_load): Likewise.
3009 (vect_is_simple_cond): Add an argument, pass it to
3010 vect_is_simple_use_1.
3011 (vectorizable_condition): Update calls to vect_is_simple_cond,
3013 (vect_is_simple_use): Add an argument, the statement in which
3014 OPERAND is used. Check that if OPERAND's def stmt is a double
3015 reduction phi node, the use is a phi node too.
3016 (vect_is_simple_use_1): Add an argument, pass it to
3018 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3019 to vect_is_simple_use.
3021 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3023 PR rtl-optimization/52095
3024 * modulo-sched.c (dump_insn_locator): New function.
3025 (loop_canon_p, sms_schedule): Use it.
3027 PR rtl-optimization/52113
3028 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3029 even for decomposable shift/zext insns.
3031 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3032 Zdenek Dvorak <ook@ucw.cz>
3034 PR rtl-optimization/52092
3035 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3036 on get_iv_value result.
3038 2012-02-02 Andrew Pinski <apinski@cavium.com>
3042 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3044 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3047 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3049 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3051 PR rtl-optimization/49800
3052 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3053 (sched_finish): Call regstat_free_n_sets_and_refs.
3055 2012-02-02 Jia Liu <proljc@gmail.com>
3057 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3060 2012-02-02 Jan Hubicka <jh@suse.cz>
3061 Tom de Vries <tom@codesourcery.com>
3064 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3065 * varpool.c (varpool_analyze_pending_decls): Likewise.
3067 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3068 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3070 * config.gcc: Add cr16-* support.
3072 * doc/extend.texi: Document cr16 extensions.
3073 * doc/install.texi: Document cr16 install.
3074 * doc/invoke.texi: Document cr16 options.
3075 * doc/md.texi: Document cr16 constraints.
3077 * common/config/cr16/cr16-common.c: New file.
3078 * config/cr16/cr16.c: New file.
3079 * config/cr16/cr16.h: New file.
3080 * config/cr16/cr16.md: New file.
3081 * config/cr16/cr16.opt: New file.
3082 * config/cr16/cr16-protos.h: New file.
3083 * config/cr16/predicates.md: New file.
3084 * config/cr16/constraints.md: New file.
3085 * config/cr16/t-cr16: New file.
3087 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3090 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3091 that operands[2] is either immediate, or q_regs_operand.
3093 PR tree-optimization/52073
3094 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3095 a pattern stmt for pattern uses, ignore uses outside of the loop.
3097 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3099 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3100 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3101 (OUT_AS1, OUT_AS2): Remove.
3103 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3105 PR rtl-optimization/51374
3106 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3107 to cross other volatile_refs_p insns.
3109 2012-02-01 Richard Guenther <rguenther@suse.de>
3111 * doc/invoke.texi (fno-inline): Clarify documentation.
3112 (finline-small-functions): Likewise.
3113 (finline-functions): Likewise.
3114 * common.opt (finline): Adjust comment and documentation.
3115 (finline-small-functions): Clarify documentation.
3116 (finline-functions): Likewise.
3117 (finline-functions-called-once): Likewise.
3119 2012-02-01 Tristan Gingold <gingold@adacore.com>
3121 * c-typeck.c (composite_type): Keep mode for pointers.
3123 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3125 * function.h (regno_reg_rtx): Adjust comment.
3126 * reginfo.c (init_reg_modes_target): Only use the previous mode
3127 if it fits within one register. Remove MIPS comment.
3129 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3132 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3134 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3136 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3137 to srak instruction.
3139 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3141 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3143 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3148 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3150 2012-01-31 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/51528
3153 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3156 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3161 * ree.c (add_removable_extension): Change def_map argument
3162 to unsigned *, store in def_map 1 + offset into *insn_list vector
3163 instead of pointers into the vector.
3164 (find_removable_extensions): Adjust caller.
3166 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3168 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3169 Transform all "* quoted-c-code" to { c-code }.
3170 Remove redundant test for "optimize" in combine patterns.
3171 Move (include "avr-dimode.md") to end of file.
3173 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3176 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3177 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3179 2012-01-30 Richard Guenther <rguenther@suse.de>
3181 PR tree-optimization/52028
3182 * tree-loop-distribution.c (ldist_gen): Properly update
3185 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3188 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3189 set_cur_line_info_table if not emitting debug info.
3191 PR tree-optimization/52046
3192 * tree-vect-patterns.c (check_bool_pattern): Give up if
3193 a comparison could throw.
3196 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3198 2012-01-30 Richard Guenther <rguenther@suse.de>
3200 PR tree-optimization/52045
3201 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3202 SSA form if cfgcleanup did anything.
3204 2012-01-30 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/52045
3207 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3208 before computing final todo.
3210 2012-01-30 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/51528
3213 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3216 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3218 * df-problems.c (df_kill_notes): Check that the use refers
3219 to the note under examination.
3221 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3224 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3225 parameter and use short-lived pseudos.
3226 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3227 (sparc_expand_vector_init): Const-ify local variables and adjust
3228 calls to above functions.
3230 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3232 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3234 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3236 * doc/invoke.texi: Make usage of "compile time" and
3237 "run time"/"runtime" consistent throughout the file.
3239 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3241 * config/alpha/alpha.c (alpha_option_override): Default to
3242 full IEEE compliance mode for Go language.
3244 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3246 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3247 (LINK_SSP_SPEC): Define.
3249 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3252 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3255 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3257 * doc/invoke.texi: Correct hyphenation of "floating point",
3258 "double precision", and related terminology throughout the file.
3260 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3263 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3264 arm_general_register_operand predicate for operand 2 instead of
3267 2012-01-27 Ian Lance Taylor <iant@google.com>
3270 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3271 * builtins.c (expand_builtin_init_trampoline): Add onstack
3272 parameter. Change caller.
3273 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3274 * tree.c (build_common_builtin_nodes): Declare
3275 __builtin_init_heap_trampoline.
3277 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3279 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3280 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3281 * config/avr/avr.c: Ditto.
3282 (avr_regnames): Remove because unused.
3283 * config/avr/avr.md (*cpse.ne): New peephole.
3284 (*cpse.eq): New peephole from former cpse peepholes.
3286 2012-01-27 Michael Eager <eager@eagercon.com>
3288 * config/microblaze.c (microblaze_emit_compare): Correct
3289 test after pcmp instruction.
3291 2012-01-27 Richard Guenther <rguenther@suse.de>
3293 PR tree-optimization/52020
3294 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3296 2012-01-27 Richard Guenther <rguenther@suse.de>
3298 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3299 function non-const/pure.
3301 2012-01-27 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/50444
3304 * tree-sra.c (build_ref_for_offset): Properly adjust the
3305 MEM_REF type for unaligned accesses.
3307 2012-01-27 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/50444
3310 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3311 (expand_assignment): Use it. Properly handle misaligned
3312 bases when expanding stores to component references.
3313 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3316 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3319 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3320 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3321 * tree-data-ref.c (find_data_references_in_loop): Make static.
3322 (compute_all_dependences): Change return type to bool. Bail out
3323 for too many datarefs in a loop. Move the hunk resetting the data
3324 dependences vector from ...
3325 (compute_data_dependences_for_loop): ... here. Account for
3326 compute_all_dependences returning false.
3327 (compute_data_dependences_for_bb): Likewise.
3328 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3329 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3331 2012-01-27 Richard Guenther <rguenther@suse.de>
3334 * expr.c (store_field): Use the alias-set of the scratch memory
3337 2012-01-27 Tom de Vries <tom@codesourcery.com>
3339 PR tree-optimization/51990
3340 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3342 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3344 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3347 * var-tracking.c (reverse_op): Don't add any reverse operation
3348 if V already has any constant locations.
3350 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3352 * doc/invoke.texi: Correct usage of "command line" (noun)
3353 vs "command-line" (adjective) throughout.
3355 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3357 * doc/invoke.texi (Language Independent Options): Move
3358 -Wcoverage-mismatch blurb from here....
3359 (Warning Options): ...to here.
3361 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3363 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3364 Set rs6000_always_hint to false for 476.
3366 2012-01-27 Matthias Klose <doko@ubuntu.com>
3368 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3370 * incpath.c (add_standard_paths): Likewise.
3372 2012-01-27 Richard Henderson <rth@redhat.com>
3374 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3375 * config/m68k/sync.md (atomic_test_and_set): Rename from
3376 sync_test_and_setqi and adjust the operands.
3377 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3378 and unconditionally enable.
3380 2012-01-27 Richard Henderson <rth@redhat.com>
3382 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3383 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3384 (ldstub): Rename from ldstubqi.
3385 (ldstub<I24MODE>): Remove.
3387 2012-01-27 Richard Henderson <rth@redhat.com>
3389 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3390 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3391 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3392 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3393 * doc/tm.texi: Rebuild.
3395 2012-01-27 Richard Henderson <rth@redhat.com>
3397 * optabs.c (gen_atomic_test_and_set): Remove default.
3398 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3400 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3402 PR rtl-optimization/51978
3403 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3404 (combine_reaching_defs): Likewise.
3405 (struct re_info): Remove.
3406 (add_removable_extension): Remove x and data arguments,
3407 add insn, insn_list and def_map. Use the arguments directly
3408 instead of using struct re_info.
3409 (find_removable_extensions): Don't call add_removable_extension
3410 through note_stores, instead just call it with single_set
3412 (find_and_remove_re): Pass curr_cand->expr instead of
3413 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3415 2012-01-26 Michael Matz <matz@suse.de>
3417 PR tree-optimization/46590
3418 * cfgexpand.c: Revert last change (r183305).
3419 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3421 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3422 checking for emptiness.
3424 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3427 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3428 non-addressable non-BLKmode base correctly.
3430 2012-01-26 Michael Matz <matz@suse.de>
3432 PR tree-optimization/48794
3433 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3434 regions referenced from RESX/EH_DISPATCH.
3436 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3438 * config/s390/s390.h: Make BRANCH_COST an option.
3439 * config/s390/s390.opt: New option -mbranch-cost.
3441 2012-01-26 Richard Henderson <rth@redhat.com>
3443 Revert 2012-01-24 change:
3444 * trans-mem.c (requires_barrier): Do not instrument thread local
3445 variables and emit save/restore for them.
3447 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3450 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3453 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3455 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3458 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3461 Rename __pgm to __flash.
3462 Rename __pgm1 to __flash1.
3463 Rename __pgm2 to __flash2.
3464 Rename __pgm3 to __flash3.
3465 Rename __pgm4 to __flash4.
3466 Rename __pgm5 to __flash5.
3467 Rename __pgmx to __memx.
3468 * doc/extend.texi (AVR Named Address Spaces)
3469 Rename address space names as indicated above.
3470 * config/avr/avr.c (avr_addrspace): Ditto.
3472 * config/avr/avr-protos.h
3473 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3474 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3475 * config/avr/predicates.md: Ditto.
3476 * config/avr/avr.c Ditto, and
3477 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3478 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3480 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3481 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3482 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3483 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3484 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3485 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3486 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3487 * config/avr/avr.c: Ditto.
3488 * config/avr/avr.md: Ditto.
3490 2012-01-25 Jason Merrill <jason@redhat.com>
3493 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3495 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3497 PR tree-optimization/51987
3498 * tree-data-ref.c (get_references_in_stmt): Handle references in
3499 non-volatile GIMPLE_ASM.
3501 2012-01-25 Richard Guenther <rguenther@suse.de>
3503 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3504 bases are dereferenced.
3506 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3508 PR rtl-optimization/48374
3509 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3511 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3513 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3514 compute_data_dependences_for_loop returns false.
3515 * tree-parloops.c (loop_parallel_p): Likewise.
3517 2012-01-25 Richard Guenther <rguenther@suse.de>
3519 * tree.h (get_pointer_alignment_1): Declare.
3520 * builtins.c (get_pointer_alignment_1): New function.
3521 (get_pointer_alignment): Use it.
3523 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3525 PR rtl-optimization/48308
3526 * combine.c (enum undo_kind): Add UNDO_LINKS.
3527 (struct undo): Add member l to other_contents and where.
3528 (do_SUBST_LINK): New.
3530 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3531 (undo_all): Handle UNDO_LINKS.
3533 2012-01-25 Richard Henderson <rth@redhat.com>
3535 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode