1 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3 Backport from mainline:
4 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
6 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
8 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10 Backport from mainline:
11 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
14 * config/pa/pa.c (pa_attr_length_millicode_call): Use
15 MAX_PCREL17F_OFFSET instead of fixed offset.
16 (pa_attr_length_call): Likewise.
17 (pa_attr_length_indirect_call): Likewise.
19 2012-06-15 Walter Lee <walt@tilera.com>
21 Backport from mainline:
22 2012-06-15 Walter Lee <walt@tilera.com>
24 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
26 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
28 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
30 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
32 Backport from mainline:
34 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
35 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
36 * gimple.h (block_in_transaction): Check for flag_tm.
38 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
40 PR tree-optimization/52558
42 Backport from mainline:
43 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
44 * gimple.h (gimple_set_in_transaction): Remove.
45 (gimple_in_transaction): Look in BB instead.
46 (gimple_statement_base): Remove in_transaction field.
47 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
48 * trans-mem.c (compute_transaction_bits): Place transaction bit
49 information into basic blocks.
51 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
53 PR tree-optimization/52558
54 * cfg.c (alloc_aux_for_edge): Fix comment.
55 (alloc_aux_for_edge): Remove static.
56 * basic-block.h (alloc_aux_for_edge): Protoize.
57 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
58 (execute_sm_if_changed_flag): New.
59 (execute_sm_if_changed_flag_set): New.
60 (execute_sm): Do not generate data races unless requested.
61 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
62 (tree_ssa_lim_finalize): Call free_aux_for_edges.
63 * gimple.h (block_in_transaction): New.
64 (gimple_in_transaction): Use block_in_transaction.
66 2012-06-14 Jakub Jelinek <jakub@redhat.com>
68 Backported from mainline
69 2012-06-12 Jakub Jelinek <jakub@redhat.com>
71 PR rtl-optimization/53589
72 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
73 discovery even when e->dest != target. If any LABEL_REF points
74 to e->dest label, redirect it to target's label.
76 2012-06-07 Jakub Jelinek <jakub@redhat.com>
79 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
80 returns false, replace stmt with GIMPLE_NOP.
81 (check_omp_nesting_restrictions): Instead of issuing warnings,
82 issue errors and return false if any errors were reported.
84 2012-06-14 Richard Guenther <rguenther@suse.de>
86 * BASE-VER: Set to 4.7.2.
87 * DEV-PHASE: Set to prerelease.
89 2012-06-12 Christian Bruel <christian.bruel@st.com>
92 * config/sh/sh.c (sh_option_override): Don't force
93 flag_omit_frame_pointer and maccumulate_outgoing_args.
94 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
96 2012-06-14 Release Manager
100 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
102 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
104 2012-06-13 Richard Henderson <rth@redhat.com>
106 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
107 iterator instead of INT.
109 2012-06-08 Richard Henderson <rth@redhat.com>
112 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
113 note to a clobber insn when no other insn is available.
115 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
118 * doc/invoke.texi (Wenum-compare): Update documentation.
120 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
123 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
125 (altivec_stvlxl): Ditto.
126 (altivec_stvrx): Ditto.
127 (altivec_stvrxl): Ditto.
129 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
132 * trans-mem.c (expand_block_edges): Do not skip the first
133 statement when resetting the BB.
135 2012-06-04 Richard Guenther <rguenther@suse.de>
138 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
139 create new assembler names.
141 2012-06-04 Richard Guenther <rguenther@suse.de>
143 Backport from mainline
144 2012-04-25 Jakub Jelinek <jakub@redhat.com>
147 * stor-layout.c (get_best_mode): Don't return mode with bitsize
148 larger than maxbits. Don't compute maxbits modulo align.
149 Also check that unit bytes long store at bitpos / unit * unit
150 doesn't affect bits beyond bitregion_end.
151 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
152 would not fit into bitregion_start ... bitregion_end + 1 bit
154 (store_split_bit_field): Decrease unit close to end of bitregion_end
155 if access is restricted in order to avoid mutual recursion.
157 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
159 Backport from 2012-06-04 mainline r188172
162 * config/avr/avr-stdint.h: New file.
163 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
166 2012-06-04 Jakub Jelinek <jakub@redhat.com>
168 PR tree-optimization/53550
169 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
170 is POINTER_TYPE_P, use sizetype as step type instead of type.
172 2012-06-04 Richard Guenther <rguenther@suse.de>
173 Eric Botcazou <ebotcazou@adacore.com>
175 Backport from mainline
176 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
178 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
179 Change type of BITOFFSET to signed. Make sure the lower bound of
180 the computed range is non-negative by adjusting OFFSET and BITPOS.
181 (expand_assignment): Adjust call to get_bit_range.
183 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
185 * expr.c (get_bit_range): Return the null range if the enclosing record
186 is part of a larger bit field.
188 2012-03-20 Richard Guenther <rguenther@suse.de>
190 * stor-layout.c (finish_bitfield_representative): Fallback
191 to conservative maximum size if the padding up to the next
192 field cannot be computed as a constant.
193 (finish_bitfield_layout): If we cannot compute the distance
194 between the start of the bitfield representative and the
195 bitfield member start a new representative.
196 * expr.c (get_bit_range): The distance between the start of
197 the bitfield representative and the bitfield member is zero
198 if the field offsets are not constants.
200 2012-03-16 Richard Guenther <rguenther@suse.de>
202 * stor-layout.c (finish_bitfield_representative): Fall back
203 to the conservative maximum size if we cannot compute the
204 size of the tail padding.
206 2012-03-14 Richard Guenther <rguenther@suse.de>
208 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
209 * stor-layout.c (start_bitfield_representative): New function.
210 (finish_bitfield_representative): Likewise.
211 (finish_bitfield_layout): Likewise.
212 (finish_record_layout): Call finish_bitfield_layout.
213 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
214 for QUAL_UNION_TYPE fields.
215 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
216 Stream DECL_BIT_FIELD_REPRESENTATIVE.
217 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
222 * expr.c (get_bit_range): Unconditionally extract bitrange
223 from DECL_BIT_FIELD_REPRESENTATIVE.
224 (expand_assignment): Adjust call to get_bit_range.
226 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
229 * fold-const.c (fold_binary_loc): Refine previous change.
231 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
233 Backport from mainline
234 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
237 * config/sh/sh.c (find_barrier): Add equality check of last_got to
238 avoid going above orig insn. Update comments.
240 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
242 Backport from mainline
243 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
246 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
247 prologue for unwinder and profiler.
249 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
251 Backport from mainline
252 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
254 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
256 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
258 Backport from mainline
259 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
261 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
264 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
266 Backport from mainline
267 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
269 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
270 operand is CONST_INT. Take COSTS_N_INSNS into account.
271 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
274 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
276 * config/avr/avr.opt (-msp8): Document it.
277 * doc/invoke.texi (AVR Options): Copy from trunk docu.
279 2012-05-31 Richard Guenther <rguenther@suse.de>
282 * expr.c (expand_assignment): Do not use movmisalign on
285 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
288 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
289 (pa_section_type_flags): New.
290 (pa_legitimate_constant_p): Revert previous change.
292 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
294 Backport from mainline
295 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
298 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
300 (ipa_tm_create_version): Same.
302 2012-05-30 Jason Merrill <jason@redhat.com>
305 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
306 about array compound literals.
308 2012-05-30 Richard Guenther <rguenther@suse.de>
311 * fold-const.c (fold_binary_loc): Make sure to call
312 fold_plusminus_mult_expr with the original sign of operands.
314 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
316 * explow.c (probe_stack_range): Restore simple control flow and stop
317 again when the probe cannot be generated if HAVE_check_stack.
319 2012-05-30 Jakub Jelinek <jakub@redhat.com>
321 PR rtl-optimization/53519
322 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
323 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
325 2012-05-29 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/53516
328 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
330 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
332 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
334 Backport from mainline
335 2012-05-28 Richard Guenther <rguenther@suse.de>
337 PR tree-optimization/53438
338 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
340 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
342 Backport from mainline
343 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
345 PR rtl-optimization/52528
346 * combine.c (can_combine_p): Add setting of subst_low_luid
347 before call to expand_field_assignment().
349 2012-05-26 Martin Jambor <mjambor@suse.cz>
351 Backport from mainline
352 2012-05-23 Martin Jambor <mjambor@suse.cz>
354 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
356 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
359 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
360 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
362 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
365 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
366 (ix86_expand_vec_perm): Use int mode instead of float.
368 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
371 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
372 gnu_ld variables to yes.
373 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
374 (HAVE_GNU_AS): Likewise.
375 * config.in: Regenerate.
376 * configure: Likewise.
378 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
380 Backport from mainline
381 2012-03-12 Richard Guenther <rguenther@suse.de>
382 * config/arm/arm.c (neon_dereference_pointer): Do not call
383 covert during RTL expansion.
385 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
387 Backport from mainline
388 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
391 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
392 relied on signed overflow behavior.
394 2012-05-24 Richard Guenther <rguenther@suse.de>
397 * tree-profile.c (tree_profiling): Cleanup the CFG if
398 execute_fixup_cfg requests it.
400 2012-05-24 Jakub Jelinek <jakub@redhat.com>
402 PR tree-optimization/53465
403 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
404 vr0 into *vr, then vrp_meet that.
405 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
406 have any equivalences.
407 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
410 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
412 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
414 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
415 (iterative_hash_gimple_type): Adjust comment.
416 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
417 domain for an array type instead of the domain type itself.
419 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
421 Backport from 2012-05-23 mainline r187803
424 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
425 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
428 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
430 Backport from 2012-05-03 mainline r187075
432 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
433 has_fma4 for AMD processors with both fma3 and fma4 support.
435 2012-05-22 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/53408
438 * tree-vect-loop.c (vectorizable_induction): Properly check
439 the restriction that we cannot handle induction results from
440 the inner loop outside of the outer loop.
442 2012-05-21 Jakub Jelinek <jakub@redhat.com>
444 PR tree-optimization/53436
445 * omp-low.c (omp_build_component_ref): New function.
446 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
448 PR tree-optimization/53366
449 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
450 tests if complex_numbers == 2, but there are non-complex number loads
453 PR tree-optimization/53409
454 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
455 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
457 PR tree-optimization/53410
458 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
459 instead of build_int_cst (type, 0) where vector types might be
462 2012-05-21 Joseph Myers <joseph@codesourcery.com>
465 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
466 from folded operands before wrapping another around the
467 conditional expression.
469 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
470 Patrick Marlier <patrick.marlier@gmail.com>
472 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
475 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
477 Backport from mainline
478 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
481 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
482 (UNSPECV_RDRAND): This.
483 (rdrand<mode>_1): Updated.
485 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
487 Backport from mainline
488 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
490 * config/i386/driver-i386.c (host_detect_local_cpu): Support
491 RDRND, F16C and FSGSBASE.
493 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
495 Backport from mainline
496 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
498 * tree-ssa-pre.c (can_value_number_call): Delete.
499 (compute_avail): Skip all statements with side effects.
500 <GIMPLE_CALL>: Skip calls to internal functions.
502 2012-05-18 David S. Miller <davem@davemloft.net>
504 Backport r185385 from mainline
505 2012-03-14 Richard Guenther <rguenther@suse.de>
508 * tree-vect-generic.c (type_for_widest_vector_mode): Take
509 element type instead of mode, use build_vector_type_for_mode
510 instead of the langhook, build a vector of proper signedness.
511 (expand_vector_operations_1): Adjust.
513 2012-05-18 Olivier Hainque <hainque@adacore.com>
515 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
516 $(libsubdir) as libexecsubdir.
518 2012-05-16 Andrew Pinski <apinski@cavium.com>
520 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
523 2012-05-16 David S. Miller <davem@davemloft.net>
525 * jump.c (delete_related_insns): If we remove a CALL, make sure
526 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
528 2012-05-16 Richard Henderson <rth@redhat.com>
531 * combine-stack-adj.c (prev_active_insn_bb): New.
532 (next_active_insn_bb): New.
533 (force_move_args_size_note): New.
534 (combine_stack_adjustments_for_block): Use it.
536 2012-05-16 Olivier Hainque <hainque@adacore.com>
538 * Makefile.in (install-no-fixedincludes): New target, former toplevel
539 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
540 Add comments and improve stamp preservation across the whole sequence.
541 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
543 2012-05-16 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/53364
546 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
547 detect a view-conversion of the decl.
549 2012-05-15 Jakub Jelinek <jakub@redhat.com>
552 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
553 that operands[2] is either immediate, or q_regs_operand.
555 2012-05-15 Bin Cheng <bin.cheng@arm.com>
557 Backport r187139 from mainline.
558 2012-05-04 Bin Cheng <bin.cheng@arm.com>
560 PR rtl-optimization/52804
561 * reload1.c (reload_reg_reaches_end_p): Check whether successor
562 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
563 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
564 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
565 RELOAD_FOR_OUTADDR_ADDRESS.
567 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
571 generate target register for "load" class builtins.
574 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
577 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
578 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
579 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
580 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
581 (<sse>_movu<ssemodesuffix>): New expander.
582 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
583 (avx_movdqu<avxmodesuffix>): New expander.
584 (*sse2_movdqu): Rename from sse2_movdqu.
585 (sse2_movdqu): New expander.
587 2012-05-14 Jakub Jelinek <jakub@redhat.com>
589 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
590 lineno 1 the same as lineno 0 before first start file directive.
591 (optimize_macinfo_range): Likewise.
593 * dwarf2out.c (have_macinfo): Define.
594 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
595 attribute, don't force empty compilation unit and don't emit any
596 .debug_macinfo/.debug_macro section if macinfo_table is empty.
598 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
600 Backport from mainline
601 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
603 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
604 ORDERED and UNORDERED conditions.
606 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
608 * function.c (requires_stack_frame_p): If the function can throw
609 non-call exceptions, return true if the insn can throw internally.
611 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
613 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
614 DECL_ORIGINAL_TYPE if it is present.
616 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
618 Backport from 2012-05-12 mainline r187342.
621 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
622 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
623 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
624 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
625 (expand_prologue): Move initialization of cfun->machine->is_naked,
626 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
627 (avr_set_current_function): ...this new static function.
628 (TARGET_SET_CURRENT_FUNCTION): New define.
629 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
630 checking attributes of current_function_decl.
631 (avr_regs_to_save): Ditto.
632 (signal_function_p): Rename to avr_signal_function_p.
633 (interrupt_function_p): Rename to avr_interrupt_function_p.
635 * doc/extend.texi (Function Attributes): Better explanation of
636 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
639 2012-05-09 Matthias Klose <doko@ubuntu.com>
641 * gcc-ar.c (main): Don't check for execute bits for the plugin.
643 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
646 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
647 when a constant source operand matches an "I" constraint, the "no
648 CC0 change" applies to a register-destination only, not a
649 strict_low_part-destination.
651 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
653 Backport from mainline:
654 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
656 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
658 2012-05-07 Jakub Jelinek <jakub@redhat.com>
660 PR tree-optimization/53239
661 * tree-vrp.c (get_value_range): Set VR of
662 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
665 2012-05-07 Richard Guenther <rguenther@suse.de>
667 PR tree-optimization/53195
668 * tree-inline.c (setup_one_parameter): Properly add referenced
669 vars from the parameters new known value.
671 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
673 Backport from mainline:
674 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
677 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
680 2012-05-04 Ian Lance Taylor <iant@google.com>
682 * tree-vect-patterns.c (vect_single_imm_use): Correct return
683 values from false to NULL.
685 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
687 Backport from mainline
688 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
692 (TARGET_CMOV): Rename from TARGET_CMOVE.
693 (TARGET_CMOVE): New define.
694 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
695 Do not set TARGET_CMOVE here.
697 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
699 Backport from mainline:
701 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
703 PR tree-optimization/52633
704 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
705 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
706 (vect_recog_over_widening_pattern): Remove handling of code that was
707 already detected as over-widening pattern. Remove special handling
708 of "unsigned" cases. Instead, support general case of conversion
709 of the shift result to another type.
711 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
713 * tree-vect-patterns.c (vect_single_imm_use): New function.
714 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
715 (vect_recog_over_widening_pattern): Likewise.
716 (vect_recog_widen_shift_pattern): Likewise.
718 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
720 PR tree-optimization/52870
721 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
722 presumed pattern statement is within the same loop or basic block.
724 2012-05-04 Richard Guenther <rguenther@suse.de>
726 * common.opt (flto-report): Do not mark as Optimization.
728 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
731 * recog.c (constrain_operands): If extra constraints are present, also
732 accept pseudo-registers with equivalent memory locations during reload.
734 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
736 Backport from the mainline
737 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
740 * config/rs6000/rs6000.md (bswapdi splitters): If
741 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
742 default) is used, generate an alternate sequence that does not
743 depend on using indexed addressing.
745 2012-05-03 David S. Miller <davem@davemloft.net>
748 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
749 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
750 (sparc_emit_float_lib_cmp): Likewise.
752 2012-05-04 Martin Jambor <mjambor@suse.cz>
754 Backport from mainline
755 2012-05-02 Martin Jambor <mjambor@suse.cz>
758 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
759 of a variable when the contect is a function.
761 2012-05-03 Jakub Jelinek <jakub@redhat.com>
764 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
765 append program name to it and pass that as first argument
766 to make_relative_prefix. Always pass standard_libexec_prefix
767 as last argument to make_relative_prefix. If
768 make_relative_prefix returns NULL, fall back to
769 standard_libexec_prefix.
772 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
776 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
777 mode, return that mode.
779 2012-05-03 Richard Guenther <rguenther@suse.de>
781 PR tree-optimization/53144
782 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
784 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
785 with SSA name values.
786 (vn_reference_lookup_3): Adjust callers.
788 2012-05-02 Jakub Jelinek <jakub@redhat.com>
790 PR tree-optimization/53163
791 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
792 return value from compute_all_dependences.
794 PR rtl-optimization/53160
795 * ree.c (combine_reaching_defs): Handle the case where cand->insn
796 has been modified by ree pass already.
798 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
800 Backport from mainline
801 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
804 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
805 calls to cgraph_node_name in xstrdup.
806 (ipa_make_edge_direct_to_target): Ditto.
807 * tree-sra.c (convert_callers_for_node): Ditto.
808 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
809 * ipa-cp.c (perhaps_add_new_callers): Ditto.
810 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
811 (cgraph_materialize_all_clones): Ditto.
812 * ipa-inline.c (report_inline_failed_reason): Ditto.
813 (want_early_inline_function_p): Ditto.
814 (edge_badness): Ditto.
815 (update_edge_key): Ditto.
816 (flatten_function): Ditto.
818 (inline_always_inline_functions): Ditto.
819 (early_inline_small_functions): Ditto.
821 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
823 Backport from mainline
824 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
826 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
827 Introduce emul_name to select the right linker emulation for
828 powerpc64-*-freebsd*.
829 * configure: Regenerate.
830 * config.gcc: Add bits to support powerpc64-*-freebsd*.
831 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
832 * config/rs6000/freebsd64.h: New file.
833 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
835 (rs6000_savres_strategy): Likewise.
836 (rs6000_savres_routine_name): Likewise.
837 (rs6000_elf_file_end): Likewise.
838 * config/rs6000/t-freebsd64: New file.
839 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
840 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
842 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
844 Backport from mainline
845 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
848 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
850 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
852 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
853 predicate to discriminate types.
855 2012-04-27 Richard Guenther <rguenther@suse.de>
858 * convert.c (convert_to_integer): Avoid infinite recursion for
859 target-defined built-in types.
861 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
864 * config/cris/cris.md ("*andhi_lowpart_v32")
865 ("*andqi_lowpart_v32"): Change first input-only operand from
866 a (match_operand ...) to (match_dup 0). Drop alternatives with
867 const_int-matching constraints for redundancy.
868 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
869 three-operand alternative.
871 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
873 Backport from mainline
874 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
876 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
877 (*addsi_2_zext): Ditto.
878 (*add<mode>_3): Ditto.
879 (*addsi_3_zext): Ditto.
880 (*add<mode>_5): Ditto.
882 2012-04-25 Jakub Jelinek <jakub@redhat.com>
885 * c-typeck.c (set_nonincremental_init,
886 set_nonincremental_init_from_string): Pass true instead of false
887 as IMPLICIT to add_pending_init.
889 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
891 Backport from 2012-04-24 mainline r186768.
894 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
896 2012-04-24 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/53085
899 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
902 2012-04-24 Jakub Jelinek <jakub@redhat.com>
905 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
907 (output_addressed_constants): Likewise.
910 * varasm.c (get_section): Don't ICE for section conflicts with
911 built-in section kinds.
913 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
915 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
917 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
919 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
921 2012-04-23 Richard Guenther <rguenther@suse.de>
924 * c-typeck.c (build_binary_op): Fix typo.
926 2012-04-23 Jakub Jelinek <jakub@redhat.com>
928 PR tree-optimizations/52891
929 * tree-vect-patterns.c (adjust_bool_pattern): Use
930 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
931 but with non-standard precision.
933 2012-04-22 Ian Lance Taylor <iant@google.com>
935 * godump.c (go_output_typedef): Dump size of structs.
937 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
939 Backport from mainline:
941 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
942 hints for 'A' operand types.
944 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
946 Backport from 2012-04-19 mainline r186588.
949 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
952 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
954 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
956 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/sync.md (atomic_<code><mode>): Rename to
960 atomic_<logic><mode>.
962 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
964 Backport from mainline
965 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
968 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
969 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
970 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
971 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
972 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
973 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
974 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
975 gen_avx2_permvarv8sf.
977 2012-04-16 Martin Jambor <mjambor@suse.cz>
979 Backported from mainline
981 2012-04-13 Martin Jambor <mjambor@suse.cz>
984 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
985 fold_ctor_reference returns a zero constant.
987 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
989 Backported from mainline
990 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
992 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
993 and __ILP32__ for x32.
995 2012-04-13 Tom de Vries <tom@codesourcery.com>
997 Backport from mainline r186418.
999 2012-04-13 Tom de Vries <tom@codesourcery.com>
1001 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1002 parameters vuse and vuse_escaped.
1003 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1004 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1007 2012-04-13 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/52969
1010 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1011 the condition for the COND_EXPR and handle predicate negation
1012 by swapping the COND_EXPR arms.
1014 2012-04-13 Richard Guenther <rguenther@suse.de>
1017 * convert.c (convert_to_pointer): Remove special-casing of
1020 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1022 Backport from mainline
1023 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1026 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1027 the list of options to enable the FCFID instruction.
1028 (TARGET_EXTRA_BUILTINS): Adjust comment.
1030 2012-04-12 Richard Guenther <rguenther@suse.de>
1032 PR tree-optimization/52943
1033 * tree-chrec.h (chrec_is_positive): Remove.
1034 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1035 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1036 Return false for a constant zero instead of negative.
1037 (analyze_siv_subscript_cst_affine): Handle zero difference
1038 in the initial condition explicitely.
1040 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1043 * varasm.c (process_pending_assemble_externals): Set
1044 pending_assemble_externals_processed true.
1045 (assemble_external): Call assemble_external_real if the pending
1046 assemble externals have been processed.
1048 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1051 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1052 the DECL generated for the special GOT helper.
1054 2012-04-06 Walter Lee <walt@tilera.com>
1056 Backport from mainline
1057 2012-03-07 Walter Lee <walt@tilera.com>
1059 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1060 REG_CFA_* notes for the stack pointer.
1061 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1062 EH_RETURN_STACKADJ_RTX.
1063 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1064 generate REG_CFA_* notes for the stack pointer.
1065 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1066 by EH_RETURN_STACKADJ_RTX.
1068 2012-04-06 Matt Turner <mattst88@gmail.com>
1070 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1072 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1074 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1075 of the destination isn't also a FP_REGS register.
1077 2012-04-03 Richard Guenther <rguenther@suse.de>
1079 Backport from mainline
1080 2012-03-02 Richard Guenther <rguenther@suse.de>
1082 PR tree-optimization/52406
1083 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1084 (struct indices): Add unconstrained_base member.
1085 (struct dr_alias): Remove unused vops member.
1086 (DR_UNCONSTRAINED_BASE): New define.
1087 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1088 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1089 be an artificial access that covers the whole indexed object,
1090 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1091 plain decl base-objects to their MEM_REF variant.
1092 (dr_may_alias_p): When the base-object of either data reference
1093 has unknown size use only points-to information.
1094 (compute_affine_dependence): Make dumps easier to read and
1096 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1097 DR_REF when looking for packed references.
1098 (vect_supportable_dr_alignment): Likewise.
1100 2012-04-03 Richard Guenther <rguenther@suse.de>
1102 Backport from mainline
1103 2012-03-15 Richard Guenther <rguenther@suse.de>
1106 * tree-data-ref.c (subscript_dependence_tester_1): Check
1107 all dimensions for non-conflicting access functions.
1109 2012-04-03 Richard Guenther <rguenther@suse.de>
1111 Backport from mainline
1112 2012-03-06 Richard Guenther <rguenther@suse.de>
1115 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1117 2012-03-23 Richard Guenther <rguenther@suse.de>
1119 PR tree-optimization/52678
1120 * tree-vectorizer.h (struct _stmt_vec_info): Add
1121 loop_phi_evolution_part member.
1122 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1123 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1124 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1125 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1126 Use the cached evolution part and the PHI nodes value from
1127 the loop preheader edge instead of re-analyzing the evolution.
1129 2012-03-26 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/52701
1132 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1133 compute and set the evolution part of PHI nodes.
1135 2012-03-30 Richard Guenther <rguenther@suse.de>
1137 PR tree-optimization/52754
1138 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1139 propagate arbitrary addresses into really plain dereferences.
1141 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1143 PR tree-optimization/52835
1144 * tree-data-ref.c (build_rdg): Return NULL if
1145 compute_data_dependences_for_loop failed.
1147 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1149 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1150 (stmt_can_make_abnormal_goto): Use it.
1151 (is_ctrl_altering_stmt): Likewise.
1153 2012-03-31 Martin Jambor <mjambor@suse.cz>
1155 Backported from mainline
1156 2012-03-30 Martin Jambor <mjambor@suse.cz>
1158 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1159 is a builtin_stack_save in a dominating BB.
1161 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1164 crossing 128bit lane boundary.
1166 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1168 Backported from mainline
1169 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1172 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1174 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1175 * config/i386/i386.c: Include reload.h.
1176 (ix86_legitimize_reload_address): New function.
1178 2012-03-28 Martin Jambor <mjambor@suse.cz>
1180 Backported from mainline
1181 2012-03-27 Martin Jambor <mjambor@suse.cz>
1184 * tree-sra.c (sra_modify_assign): Do not call
1185 load_assign_lhs_subreplacements when working with an unscalarizable
1188 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1191 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1192 __builtin_va_start to __builtin_next_arg if the latter is
1193 builtin_decl_explicit_p rather than when it is not.
1196 * tree-vect-generic.c (vector_element): Perform multiplication
1197 for pos in bitsizetype type instead of idx type.
1199 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1201 Backport from 2012-03-28 mainline r185910.
1204 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1205 (avr_builtin_decl): New static function.
1206 (struct avr_builtin_description, avr_bdesc): Move up.
1207 Add GTY marker. Add field fndecl. Remove redundant field id.
1208 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1209 (avr_expand_builtin): Code cleanup because .id is removed.
1211 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1214 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1217 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1219 Backport from 2012-03-28 mainline r185907.
1222 * config.gcc (tm_file): Remove avr/multilib.h.
1224 * doc/invoke.texi (AVR Options): Adjust
1225 documentation of -mtiny-stack.
1227 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1228 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1229 * config/avr/t-avr: Remove generation of multilib.h.
1230 * config/avr/t-multilib: Regenerate.
1231 * config/avr/multilib.h: Remove.
1232 * config/avr/avr.opt (-msp8): New option.
1233 (avr_sp8): New variable.
1234 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1235 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1236 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1237 (avr_device_to_sp8): New prototype.
1238 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1239 (DRIVER_SELF_SPECS): New define.
1240 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1241 __AVR_SP8__, __AVR_HAVE_SPH__.
1242 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1243 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1244 (avr_file_start): Ditto.
1246 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1249 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1250 instead of 8 in adjust_address.
1252 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1254 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1255 of a unit before computing the offset in units.
1257 2012-03-27 Richard Guenther <rguenther@suse.de>
1260 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1263 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1266 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1268 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1271 * varasm.c: Include pointer-set.h.
1272 (pending_assemble_externals_set): New pointer set.
1273 (process_pending_assemble_externals): Destroy the pointer set.
1274 (assemble_external): See if decl is in pending_assemble_externals_set,
1275 and add it to pending_assemble_externals if necessary.
1276 (init_varasm_once): Allocate pending_assemble_externals_set.
1278 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1280 Backported from mainline
1281 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1284 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1285 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1286 (vector_ltgt<mode>): Likewise.
1287 (vector_ordered<mode>): Likewise.
1288 (vector_unordered<mode>): Likewise.
1289 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1291 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1293 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1296 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1298 Backported from mainline
1299 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1303 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1304 GENERAL_REGS and FP_REGS for SImode.
1306 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1309 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1310 on any new_local_var_chain vars declared during recursing on
1311 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1313 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1315 Backport from 2012-03-22 mainline r185692.
1318 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1319 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1320 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1321 (delay_cycles_1, delay_cycles_2): Ditto.
1322 (delay_cycles_3, delay_cycles_4): Ditto.
1323 (nopv, *nopv): Ditto.
1324 (sleep, *sleep): Ditto.
1327 Backport from 2012-03-21 mainline r185605.
1329 PR rtl-optimization/52543
1331 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1332 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1333 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1334 (avr_load_libgcc_p): Restrict to __flash loads.
1335 (avr_out_lpm): Only handle 1-byte loads from __flash.
1336 (avr_load_lpm): New function.
1337 (avr_find_unused_d_reg): Remove.
1338 (avr_out_lpm_no_lpmx): Remove.
1339 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1340 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1341 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1342 (load_<mode>, load_<mode>_clobber): New insns.
1343 (mov<mode>): For multi-byte move from non-generic
1344 16-bit address spaces: Expand to load_<mode> resp.
1345 load_<mode>_clobber.
1346 (load<mode>_libgcc): Remove expander.
1347 (split-lpmx): Remove split.
1349 Backport from 2012-03-13 mainline r185329.
1352 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1353 offset (size) to a value the insns can deal with.
1354 (expand_epilogue): Ditto.
1356 Backport from 2012-03-12 mainline r185256.
1359 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1360 type from reg_class_t to enum reg_class.
1361 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1363 Backport from 2012-03-12 mainline r185253.
1366 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1367 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1368 r184615 from 2012-02-28.
1370 Backport from 2012-03-08 mainline r185105.
1372 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1373 for constants in [-63,63].
1375 Backport from 2012-03-08 mainline r185100.
1378 * config/avr/avr.c (avr_mem_clobber): New static function.
1379 (avr_expand_delay_cycles): Add memory clobber operand to
1380 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1381 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1382 (enable_interrupt, disable_interrupt): New expander.
1383 (nopv, sleep, wdr): New expanders.
1384 (delay_cycles_1): Add memory clobber.
1385 (delay_cycles_2): Add memory clobber.
1386 (delay_cycles_3): Add memory clobber.
1387 (delay_cycles_4): Add memory clobber.
1388 (cli_sei): New insn from former "enable_interrupt",
1389 "disable_interrupt" with memory clobber.
1390 (*wdt): New insn from former "wdt" with memory clobber.
1391 (*nopv): Similar, but for "nopv".
1392 (*sleep): Similar, but for "sleep".
1394 Backport from 2012-03-07 mainline r185043.
1397 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1399 Backport from 2012-03-07 mainline r185032.
1402 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1403 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1404 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1406 Backport from 2012-03-07 mainline r185031.
1409 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1411 * config/avr/avr.md (xload_8): Adjust insn length.
1413 Backport from 2012-03-07 mainline r185030.
1416 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1417 if RAMPZ affects reading from RAM.
1419 Backport from 2012-03-05 mainline r184919.
1421 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1423 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1425 Backport from mainline r185259.
1428 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1429 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1431 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1433 Backported from mainline
1434 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1437 * c-parser.c (c_parser_postfix_expression)
1438 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1440 * config/i386/smmintrin.h: Avoid /* within a comment.
1441 * config/i386/nmmintrin.h: Likewise.
1443 2012-03-22 Richard Guenther <rguenther@suse.de>
1445 * BASE-VER: Set to 4.7.1.
1446 * DEV-PHASE: Set to prerelease.
1448 2012-03-22 Release Manager
1450 * GCC 4.7.0 released.
1452 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1454 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1456 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1457 Andrew Pinski <apinski@cavium.com>
1460 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1461 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1462 calls instead of __builtin_ir{int,ound}*.
1464 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1467 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1470 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1472 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1473 Refer to GCC 4.7 version of c99status.html.
1475 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1477 Backport from mainline
1478 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1480 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1481 redefine to be NULL if the current bit-size is different from the
1482 configured bit-size.
1484 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1485 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1486 set the default tuning. Add asserts to make sure the cpu and tune
1487 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1488 test whether the index is set, instead of > 0.
1489 (rs6000_file_start): Do not reset the default cpu if the current
1490 bit-size is different from the configured bit-size.
1492 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1494 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1496 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1497 Update binutils references.
1498 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1499 Update binutils reference.
1500 Update Sun as/GNU ld caveat.
1501 Document binutils largefile requirement for LTO plugin.
1502 Remove reference to alternate libpthread.
1504 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1506 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1508 (Specific, mips-sgi-irix6): Likewise.
1510 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1512 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1513 * configure: Regenerate.
1515 2012-03-07 Richard Henderson <rth@redhat.com>
1517 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1518 * config/m68k/sync.md (atomic_test_and_set): Use it.
1519 (atomic_test_and_set_1): Likewise.
1521 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1524 * Makefile.in: Let install-gcc-ar depend on installdirs,
1525 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1526 Don't double canonicalize if cross-compiling.
1528 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1530 * trans-mem.c: New typedef for tm_region_p.
1531 Define vector types for tm_region_p.
1532 (tm_region_init): Replace region_worklist to a vector called
1535 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1538 * trans-mem.c (tm_region_init): Use last_basic_block.
1540 2012-03-05 Richard Henderson <rth@redhat.com>
1543 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1544 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1545 BIGGEST_ALIGNMENT is aligned.
1547 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1549 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1551 2012-03-05 Richard Henderson <rth@redhat.com>
1554 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1555 instead of calling negqi2 directly.
1557 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1559 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1560 (INTMAX_TYPE): Use it.
1561 (UINTMAX_TYPE): Likewise.
1562 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1563 (irix6_c_common_override_options): Declare.
1564 (C_COMMON_OVERRIDE_OPTIONS): Define.
1565 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1566 * config/mips/irix6-c.c: New file.
1567 * config/mips/t-irix6 (irix6-c.o): New target.
1568 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1571 2012-03-02 Richard Henderson <rth@redhat.com>
1573 * optabs.c (expand_atomic_test_and_set): Honor
1574 atomic_test_and_set_trueval even when atomic_test_and_set
1575 optab is not in use.
1577 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1579 Backport from mainline
1580 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1582 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1584 2012-03-02 Richard Guenther <rguenther@suse.de>
1586 * DEV-PHASE: Set to prerelease.
1588 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1590 * config.gcc (obsolete): Add all ARM targets using the FPA.
1591 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1592 * doc/install.texi: Avoid references to obsolete ARM ports.
1594 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1596 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1598 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1599 Joern Rennecke <joern.rennecke@embecosm.com>
1601 * doc/extend.texi: Expand and update information on interrupt
1602 attribute for Epiphany.
1604 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1606 * config/sh/sh-protos.h: Update copyright notice dates.
1607 * config/sh/sh.h: Likewise.
1608 * config/sh/sh.md: Likewise.
1609 * config/sh/constraints.md: Likewise.
1610 * config/sh/predicates.md: Likewise.
1612 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1614 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1615 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1617 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1619 * config/sh/constraints.md: Fix comment typo.
1621 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1624 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1625 unsigned HOST_WIDE_INT.
1626 (zvdep_imm64): Likewise.
1627 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1628 (vdepi_and): Likewise.
1629 Likewise for unamed 64-bit patterns.
1630 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1632 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1635 PR rtl-optimization/52417
1636 * cselib.c (cselib_any_perm_equivs): New variable.
1637 (cselib_reset_table): Check that it's not set when not
1638 preserving constants.
1639 (cselib_add_permanent_equiv): Set it.
1640 (cselib_have_permanent_equivalences): New.
1641 (cselib_init, cselib_finish): Reset it.
1642 * cselib.h (cselib_have_permanent_equivalences): Declare.
1643 * alias.c (get_addr): Restore earlier behavior when there
1644 aren't permanent equivalences.
1646 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1648 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1649 * config/v850/v850-modes.def: Fix copyright notice.
1651 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1653 * doc/extend.texi (AVR Built-in Functions): Document
1654 __builtin_avr_flash_segment.
1656 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1657 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1658 (*split.flash_segment): New insn-and-split.
1659 * config/avr/avr.c (avr_init_builtins): Add local variables:
1660 const_memx_void_node, const_memx_ptr_type_node,
1661 char_ftype_const_memx_ptr.
1663 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1665 PR tree-optimization/52445
1666 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1667 add ssa_name_ver, offset and size fields and change store field
1669 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1670 (add_or_mark_expr): Likewise. Only consider previous stores
1671 with the same size and offset.
1672 (nt_init_block): Only look at gimple_assign_single_p stmts,
1673 doesn't look at rhs2.
1675 2012-03-01 Richard Guenther <rguenther@suse.de>
1678 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1679 conversions from integral types to pointer types.
1681 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1683 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1684 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1685 unintentionally removed in r184616.
1687 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1689 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1692 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1693 Uros Bizjak <ubizjak@gmail.com>
1696 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1697 alternatives, add "e" constraint to the new last alternative
1698 and ! to last 3 alternatives.
1700 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1702 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1703 DW_AT_artificial attributes at the end of the processing.
1704 (gen_array_type_die): Likewise.
1705 (gen_enumeration_type_die): Likewise.
1706 (gen_struct_or_union_type_die): Likewise.
1707 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1710 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1713 * expr.c (expand_assignment): If doing misaligned store that doesn't
1714 cover all mode bits, perform a RMW cycle.
1716 PR tree-optimization/52429
1717 * tree-parloops.c (separate_decls_in_region_debug): Return early
1718 if var is LABEL_DECL.
1720 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1722 PR tree-optimization/52424
1723 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1724 calling dom_thread_across_edge.
1726 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1728 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1730 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1732 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1733 * config/avr/avr.c (avr_output_bld): Remove unused function.
1734 (avr_out_sbxx_branch): Use "%T" to print bit position.
1736 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1738 * config/avr/avr.md: Untabify.
1740 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1742 * config/avr/avr.md (eqne): New code iterator.
1743 (*dec-and-branchsi): Use it in text peephole's condition.
1744 (*dec-and-branchhi): Ditto.
1745 (*dec-and-branchqi): Ditto.
1747 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1750 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1751 the device does not have the skip-bug.
1753 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1755 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1756 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1757 -mpretend-cmove): New.
1759 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1762 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1763 doesn't count DEBUG_INSN refs.
1764 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1765 for DEBUG_INSN refs.
1767 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1771 2012-02-20 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/52298
1773 * tree-vect-stmts.c (vectorizable_load): Properly use
1774 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1777 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1780 * gimple.h (gimple_in_transaction): New.
1781 (gimple_set_in_transaction): New.
1782 (struct gimple_statement_base): Add in_transaction field.
1783 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1785 (tree_ssa_lim_initialize): Compute transaction bits.
1786 * tree.h (compute_transaction_bits): Protoize.
1787 * trans-mem.c (tm_region_init): Use the heap to store BB
1789 (compute_transaction_bits): New.
1791 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1793 * gcc.c (display_help): Document --help=common and sort entries
1796 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1798 * doc/install.texi: Document check-$LANG specific shortcuts
1800 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1803 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1805 * config/arm/arm_neon.h: Regenerate.
1806 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1807 (neon_vcgeu): New insn.
1808 (neon_vcgtu): Likewise.
1809 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1810 (ops): Unsigned comparison intrinsics call a different
1813 2012-02-28 Richard Guenther <rguenther@suse.de>
1816 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1817 ordering for the VEC_CONCAT for two element vectors for
1818 V2SFmode, V2SImode and V2DImode.
1820 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1823 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1824 detecting big-endian triplets.
1826 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1828 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1829 mode if there is no type information available.
1831 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1833 PR tree-optimization/53207
1834 * doc/invoke.texi: Document as experimental and relying on graphite.
1836 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1838 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1839 of initializer to changes from r184614.
1841 2012-02-28 Richard Guenther <rguenther@suse.de>
1843 PR tree-optimization/52395
1844 * tree-sra.c (build_ref_for_offset): Also look at the base
1845 TYPE_ALIGN when figuring out the alignment of the replacement.
1847 2012-02-28 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/52402
1850 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1851 mis-aligned types when creating the accesses at the call site.
1853 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1855 * config/avr/builtins.def: New file.
1856 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1857 * config/avr/avr.c (enum avr_builtin_id): Use it.
1858 (avr_init_builtins): Use it. And use avr_bdesc.
1859 (bdesc_1arg): Remove.
1860 (bdesc_2arg): Remove.
1861 (bdesc_3arg): Remove.
1862 (struct avr_builtin_description): Add field n_args.
1863 (avr_bdesc): New static variable using builtins.def.
1864 (avr_expand_builtin): Use it.
1865 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1866 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1867 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1869 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1872 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1873 match only one single hard register with respective hard reg rtx.
1874 (movmemx_<mode>): Ditto.
1875 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1876 insn anatomy of movmem[x]_<mode>.
1877 (avr_out_movmem): Same for printing assembler and operand usage.
1879 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1883 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1884 address spaces located outside of device flash.
1886 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1887 (mcu_type_s): Add field n_flash.
1888 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1889 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1890 (AVR_MCU): Add N_FLASH argument.
1891 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1892 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1893 macro __FLASH<n> if that address space makes sense for the device.
1894 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1895 outside of target flash.
1896 (avr_asm_named_section): Ditto.
1897 (avr_asm_select_section): Ditto.
1898 (avr_addr_space_convert): Ditto.
1899 (avr_emit_movmemhi): Ditto.
1900 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1901 address space is outside of device flash.
1902 (avr_insert_attributes): Ditto.
1903 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1904 avr_current_arch->n_segments.
1906 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1909 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1911 (*movabs<mode>_2): Likewise.
1913 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1916 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1917 s_register_operand in the test instead of REG_P. Don't call
1918 gen_reg_rtx if it won't be used.
1920 PR tree-optimization/52376
1921 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1923 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1925 * ifcvt.c (noce_get_condition): Check condition variable is not
1926 small_register_classes_for_mode_p before accepting.
1928 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1930 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1932 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1935 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1936 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1938 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1940 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1942 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1944 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1946 * config/sh/predicates.md: Remove blank lines.
1947 * config/sh/sh.c: Fix typos in comments.
1948 * config/sh/constraints.md: Likewise.
1949 * config/sh/sh.md: Remove blank lines.
1950 Fix typos in comments. Use ;; as comment characters.
1952 2012-02-26 Walter Lee <walt@tilera.com>
1954 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1955 (replace_mov_pcrel_step2): Ditto.
1957 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1960 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1961 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1962 and locs that reference values newer than the non-canonical value
1963 at hand. Return the canonical value as a worst case.
1964 (memrefs_conflict_p): Walk canonical value's locs.
1967 * cselib.c (preserve_only_constants): Rename to...
1968 (preserve_constants_and_equivs): ... this. Split out...
1969 (invariant_or_equiv_p): ... this. Preserve plus expressions
1970 of other preserved expressions too.
1971 (cselib_reset_table): Adjust.
1972 * var-tracking.c (reverse_op): Use canonical value to build
1975 2012-02-23 Kai Tietz <ktietz@redhat.com>
1977 * config/i386/i386.c (ix86_delegitimize_address): Handle
1978 UNSPEC_PCREL plus displacement.
1980 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1983 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1984 to test for unusedness in st X addressing.
1986 2012-02-24 Richard Guenther <rguenther@suse.de>
1989 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1990 (is_gimple_reg_type): Move inline ...
1991 * gimple.h (is_gimple_reg_type): ... here.
1993 2012-02-24 Richard Guenther <rguenther@suse.de>
1996 * passes.c (execute_function_todo): When verifying SSA form
1997 verify gimple form first.
1998 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2000 2012-02-24 Richard Guenther <rguenther@suse.de>
2003 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2004 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2006 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2008 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2010 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2012 * tree-phinodes.c (make_phi_node): Mark static.
2013 * tree-flow.h (make_phi_node): Remove extern decl.
2014 * doc/gimple.texi (make_phi_node): Remove documentation.
2016 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2018 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2019 * tree-ssa-sccvn.c (print_scc): Ditto.
2021 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2023 * doc/passes.texi (Full redundancy elimination): Fix typo.
2025 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2027 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2029 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2032 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2034 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2037 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2039 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2041 * config/avr/avr.md (code_stdname): Add ior, xor.
2042 (xior): New code iterator.
2043 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2044 (*<code_stdname><mode>qi.byte1-3): Ditto.
2046 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2048 PR tree-optimization/52019
2049 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2052 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2054 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2055 HAVE_INITFINI_ARRAY to work around namespace pollution in
2056 certain versions of newlib system headers.
2057 * config.in: Regenerate.
2058 * configure: Regenerate.
2059 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2060 instead of HAVE_INITFINI_ARRAY.
2062 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2065 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2066 is not offsettable memory reference.
2068 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2071 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2072 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2074 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2076 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2077 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2079 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2081 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2082 library on Solaris 8 even without TLS support.
2083 * configure: Regenerate.
2085 2012-02-22 Richard Guenther <rguenther@suse.de>
2088 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2089 for GIMPLE_DEBUG stmts.
2091 2012-02-22 Martin Jambor <mjambor@suse.cz>
2094 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2095 according to the base object.
2097 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2099 PR rtl-optimization/50063
2100 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2101 and 2 (8-bit SP) in operand 2.
2102 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2103 setup to use movhi_sp_r instead of vanilla move to write SP.
2104 Adjust REG_CFA notes to superseed unspec.
2105 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2107 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2108 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2109 irq_state 1 (IRQ known to be on) here.
2111 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2113 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2115 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2116 assign_hard_reg): Likewise.
2118 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2120 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2122 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2125 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2126 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2128 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2130 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2131 prototype from here to...
2132 * config/avr/avr.h: ...here.
2134 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2137 * thumb2.md (thumb2_shiftsi3_short): Split register and
2138 immediate shifts. For register shifts tie operands 0 and 1.
2139 (peephole2 for above): Check that register-controlled shifts
2140 have suitably tied operands.
2142 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2145 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2146 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2147 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2148 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2149 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2150 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2151 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2152 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2153 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2154 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2155 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2156 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2157 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2158 bdver1_ssevector_avx256_unaligned_load,
2159 bdver1_ssevector_sse128_unaligned_load,
2160 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2161 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2162 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2163 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2164 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2165 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2166 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2167 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2168 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2169 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2170 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2171 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2172 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2173 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2174 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2175 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2176 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2177 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2178 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2179 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2180 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2181 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2182 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2183 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2184 bdver1_ssediv_double_load, bdver1_ssediv_double,
2185 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2186 Add "bdver2" attribute.
2188 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2190 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2191 default if possible and not specified otherwise.
2193 2012-02-21 Richard Guenther <rguenther@suse.de>
2196 * gimplify.c (create_tmp_from_val): Use the main variant type
2197 for the type of the temporary we create.
2199 2012-02-21 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/52324
2202 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2203 do not gimplify a MEM_REF address operand if it is already
2206 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2208 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2209 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2211 2012-02-21 Richard Guenther <rguenther@suse.de>
2213 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2214 nested_in_vect_loop.
2216 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2218 PR tree-optimization/52318
2219 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2220 vdef also to non-pure/const call stmts in the sequence.
2222 2012-02-20 David S. Miller <davem@davemloft.net>
2224 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2225 don't use the "rd %pc" instruction on v9 for PIC register loads.
2227 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2230 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2231 in a transaction safe function.
2233 2012-02-20 Kai Tietz <ktietz@redhat.com>
2236 * stor-layout.c (place_field): Handle desired_align for
2239 2012-02-20 Richard Guenther <rguenther@suse.de>
2241 PR tree-optimization/52298
2242 * tree-vect-stmts.c (vectorizable_store): Properly use
2243 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2245 (vectorizable_load): Likewise.
2246 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2247 Access DR_STEP after ensuring it is not NULL.
2249 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2251 PR tree-optimization/52286
2252 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2253 optimization use double_int_to_tree instead of build_int_cst_wide,
2254 rewrite to use double_int vars.
2256 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2259 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2261 Remove -e 0 from $gcc_cv_ld invocation.
2262 Only use __GLIBC_PREREQ if defined.
2263 Enable on Solaris since Solaris 8 patch.
2264 (gcc_SUN_LD_VERSION): New macro.
2265 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2266 gcc_SUN_LD_VERSION for version number format.
2267 * configure: Regenerate.
2268 * varasm.c (get_elf_initfini_array_priority_section): Set
2269 SECTION_NOTYPE for non-default priority.
2270 Use get_section instead of get_unnamed_section to emit
2271 .init_array/.fini_array with default priority.
2273 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2275 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2276 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2277 (mips_start_unique_function, mips_output_mips16_rdhwr)
2278 (mips_code_end): New functions.
2279 (TARGET_ASM_CODE_END): Define.
2281 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2283 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2284 to stubs with non-sibling calls.
2286 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2288 * doc/invoke.texi (-fira-* options): Copy-edit.
2289 (ira-* parameters): Copy-edit.
2291 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2293 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2294 GCC coding conventions.
2296 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2298 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2299 when used as adjectives.
2301 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2303 * doc/invoke.texi: Clean up "that"/"which" confusion.
2305 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2307 * system.h: Poison SMALL_REGISTER_CLASSES
2308 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2309 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2311 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2313 PR tree-optimization/52285
2314 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2315 when deciding if a call is a tail call or tail recursion.
2317 2012-02-16 Kai Tietz <ktietz@redhat.com>
2319 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2320 interger-constant displacement for UNSPEC_PCREL.
2322 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2324 PR rtl-optimization/52208
2325 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2326 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2328 PR tree-optimization/52255
2329 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2330 loop->header has virtual PHI, but exit_e->dest doesn't, add
2331 virtual PHI to exit_e->dest and adjust all uses after the loop.
2334 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2335 children with clone_tree_hash, not after it.
2337 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2339 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2340 extended identifiers.
2342 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2345 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2346 a same_body_alias, also test whether e->callee isn't a former
2347 or current clone of the decl this is a same body alias of.
2349 PR translation/52264
2350 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2352 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2354 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2356 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2359 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2360 force_reg instead of copy_to_reg for better optimization. Force
2361 non-register or memory operands into a register.
2363 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2365 * extend.texi: Reserve upper bits of memory model for future use.
2367 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2368 Anatoly Sokolov <aesok@post.ru>
2369 Eric Weddington <eric.weddington@atmel.com>
2372 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2373 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2374 Rewrite initializers for .macro.
2375 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2376 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2377 atxmega32d4, atxmega32x1.
2378 avrxmega4: atxmega64a3, atxmega64d3.
2379 avrxmega5: atxmega64a1, atxmega64a1u.
2380 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2381 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2382 avrxmega7: atxmega128a1, atxmega128a1u.
2383 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2384 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2385 (struct base_arch_s): Rename reserved to xmega_p.
2386 Rename reserved2 to have_rampd.
2387 (AVR_XMEGA): New define.
2388 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2389 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2390 * config/avr/predicates.md (io_address_operand): Take into
2392 (low_io_address_operand): Ditto.
2393 (high_io_address_operand): Ditto.
2394 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2395 (enabled, movhi_sp_r): Use them.
2396 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2397 cpp_define_formatted to built-in define __AVR_ARCH__.
2398 (__AVR_XMEGA__): New built-in define.
2399 (__AVR_HAVE_RAMPD__): New built-in define.
2400 (__AVR_HAVE_RAMPX__): New built-in define.
2401 (__AVR_HAVE_RAMPY__): New built-in define.
2402 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2404 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2405 (avr_option_override): Initialize them.
2406 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2407 (avr_init_expanders): Initialize them. No more block several calls.
2408 (emit_push_sfr): New static function.
2409 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2411 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2412 (avr_print_operand): Print addreeses as symbols for
2413 RAMPX, RAMPY, RAMPD, CCP.
2414 (output_movhi): Handle AVR_XMEGA when writing to SP.
2415 (avr_out_movhi_mr_r_xmega): New static function.
2416 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2417 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2418 __RAMPD__, __CCP__ as needed.
2420 * config/avr/multilib.h: Regenerate.
2421 * config/avr/t-multilib: Regenerate.
2422 * config/avr/avr-tables.opt: Regenerate.
2424 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2426 PR tree-optimization/50561
2427 * graphite-flattening.c (lst_project_loop): Do not
2428 remove old scattering dimensions after flattening.
2429 (lst_do_flatten): Likewise.
2431 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2433 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2434 __builtin_avr_map8, __builtin_avr_map16.
2435 Document __builtin_avr_insert_bits.
2437 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2438 (insert_bits): New insn.
2439 (adjust_len.map_bits): Rename to insert_bits.
2440 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2441 * avr-protos.h (avr_out_map_bits): Remove.
2442 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2443 * config/avr/constraints.md (Cxf,C0f): New.
2444 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2445 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2446 New built-in define __BUILTIN_AVR_INSERT_BITS.
2447 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2448 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2449 (avr_move_bits): Rewrite.
2450 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2452 (avr_map_op_t): New typedef.
2453 (avr_map_op): New static variable.
2454 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2455 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2456 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2457 (bdesc_3arg, avr_expand_triop_builtin): New.
2458 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2459 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2460 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2461 (avr_map_equal_p, avr_map_sig_p): Remove.
2462 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2463 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2464 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2465 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2466 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2467 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2469 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2471 * config/c6x/c6x.md (reserve_cycles): New attribute.
2472 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2473 don't reserve functional units after the branch occurs.
2475 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2478 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2479 functions into non-tm_pure functions.
2481 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2484 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2485 (iterative_hash_canonical_type): Likewise.
2486 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2489 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2491 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2492 sched-group insn, it either remains alone or the entire list is pruned.
2494 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2496 * doc/install.texi (Prerequisites): Fix grammar.
2497 (Configuration): Likewise.
2499 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2501 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2502 MPC as part of GCC before describing configuring with --with-gmp etc.
2503 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2504 sources are present.
2506 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2509 * dwarf2out.c (clone_tree_hash): New function.
2510 (copy_decls_walk): Use it instead of clone_tree.
2512 2012-02-14 Richard Guenther <rguenther@suse.de>
2514 PR tree-optimization/52244
2515 PR tree-optimization/51528
2516 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2517 replacements for integral types.
2519 2012-02-14 Walter Lee <walt@tilera.com>
2521 * config.gcc: Handle tilegx and tilepro.
2522 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2524 Add HAVE_AS_TLS check for tilegx and tilepro.
2525 * configure: Regenerate.
2526 * doc/contrib.texi: Add Mat Hostetter and self.
2527 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2528 Document instruction intrinsics and network accessing intrinsics.
2529 (TILEPro Built-in Functions): New node. Document instruction
2530 intrinsics and network accessing intrinsics.
2531 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2532 (Specific, tilepro-*-linux*): Likewise.
2533 * doc/invoke.texi (TILE-Gx Options): New section.
2534 (TILEPro Options): New section.
2535 * doc/md.texi (TILE-Gx): New section.
2536 (TILEPro): New section.
2537 * common/config/tilegx/tilegx-common.c: New file.
2538 * common/config/tilepro/tilepro-common.c: New file.
2539 * config/tilegx/constraints.md: New file.
2540 * config/tilegx/linux.h: New file.
2541 * config/tilegx/mul-tables.c: New file.
2542 * config/tilegx/predicates.md: New file.
2543 * config/tilegx/sync.md: New file.
2544 * config/tilegx/t-tilegx: New file.
2545 * config/tilegx/tilegx-builtins.h: New file.
2546 * config/tilegx/tilegx-c.c: New file.
2547 * config/tilegx/tilegx-generic.md: New file.
2548 * config/tilegx/tilegx-modes.def: New file.
2549 * config/tilegx/tilegx-multiply.h: New file.
2550 * config/tilegx/tilegx-protos.h: New file.
2551 * config/tilegx/tilegx.c: New file.
2552 * config/tilegx/tilegx.h: New file.
2553 * config/tilegx/tilegx.md: New file.
2554 * config/tilegx/tilegx.opt: New file.
2555 * config/tilepro/constraints.md: New file.
2556 * config/tilepro/gen-mul-tables.cc: New file.
2557 * config/tilepro/linux.h: New file.
2558 * config/tilepro/mul-tables.c: New file.
2559 * config/tilepro/predicates.md: New file.
2560 * config/tilepro/t-tilepro: New file.
2561 * config/tilepro/tilepro-builtins.h: New file.
2562 * config/tilepro/tilepro-c.c: New file.
2563 * config/tilepro/tilepro-generic.md: New file.
2564 * config/tilepro/tilepro-modes.def: New file.
2565 * config/tilepro/tilepro-multiply.h: New file.
2566 * config/tilepro/tilepro-protos.h: New file.
2567 * config/tilepro/tilepro.c: New file.
2568 * config/tilepro/tilepro.h: New file.
2569 * config/tilepro/tilepro.md: New file.
2570 * config/tilepro/tilepro.opt: New file.
2572 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2574 PR tree-optimization/52210
2575 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2576 vect_model_simple_cost with two entry vect_def_type array instead
2577 of an address of dt.
2579 2012-02-14 Richard Guenther <rguenther@suse.de>
2582 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2583 Do not stream DECL_QUALIFIER.
2584 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2585 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2586 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2588 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2591 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2594 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2597 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2598 * cselib.c (cselib_subst_to_values_from_insn): New function.
2599 * sched-deps.c (add_insn_mem_dependence,
2600 sched_analyze_1, sched_analyze_2): Use it.
2602 2012-02-13 Jan Hubicka <jh@suse.cz>
2605 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2607 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2609 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2610 (GTM_SELF_SPECS): Define if not already defined.
2611 (driver_self_specs): Add GTM_SELF_SPECS.
2612 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2613 (GTM_SELF_SPECS): Define.
2614 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2615 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2617 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2619 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2622 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2625 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2626 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2628 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2631 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2633 2012-02-13 Richard Guenther <rguenther@suse.de>
2635 PR translation/52211
2636 * passes.c (enable_disable_pass): Fix typo.
2638 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2641 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2642 XOR for reduce_bit_field if type is unsigned.
2644 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2646 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2647 disallow changes from SFmode to mode with different size in FP regs.
2649 2012-02-12 Robert Millan <rmh@gnu.org>
2650 Gerald Pfeifer <gerald@pfeifer.com>
2652 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2655 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2657 PR rtl-optimization/52175
2658 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2659 to frame-related instructions.
2661 2012-02-10 Jason Merrill <jason@redhat.com>
2664 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2665 (demangle_new_symbols): Fill it.
2666 (scan_linker_output): Walk it.
2667 (start_tweaking): Split out from scan_linker_output.
2668 (maybe_tweak): Update sym->chosen.
2669 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2671 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2674 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2676 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2678 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2679 having the same mode as previous compare.
2681 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2683 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2684 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2685 (nonlocal_goto_internal): Likewise.
2686 (nonlocal_goto): Emit a use and an indirect jump directly.
2688 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2691 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2692 __atomic_{is,always}_lock_free.
2694 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2697 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2698 negative constant address for x32.
2700 2012-02-10 Richard Henderson <rth@redhat.com>
2702 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2703 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2704 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2706 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2707 Ira Rosen <irar@il.ibm.com>
2709 PR tree-optimization/50031
2710 * targhooks.c (default_builtin_vectorization_cost): Handle
2712 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2713 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2714 all types of reduction and pattern statements.
2715 (vect_estimate_min_profitable_iters): Likewise.
2716 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2717 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2718 for explicit realigns.
2719 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2720 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2722 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2723 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2724 vec_perm for VSX and handle vec_promote_demote.
2726 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2729 * builtins.c (fold_builtin_atomic_always_lock_free,
2730 expand_builtin_atomic_always_lock_free,
2731 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2732 Return and/or test boolean_true_node/boolean_false_node instead of
2733 integer_one_node/integer_zero_node.
2735 2012-02-10 Jan Hubicka <jh@suse.cz>
2738 * predict.c (predict_paths_for_bb): Prevent looping.
2739 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2741 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2743 * config/arm/arm.c (output_move_double): In one case properly
2744 count number of instructions that will be emitted.
2746 2012-02-10 Richard Guenther <rguenther@suse.de>
2748 PR translation/52193
2749 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2751 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2754 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2756 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2759 * var-tracking.c (emit_note_insn_var_location): If
2760 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2761 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2762 non-NOTE_DURING_CALL_P insn.
2764 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2767 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2769 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2772 * gcc.c (switch_matches) Support switches with separated form,
2775 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2777 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2779 (RAMPZ_ADDR): Ditto.
2780 * config/avr/avr.c (avr_addr_t): New typedef.
2781 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2782 (avr_init_expanders): Initialize it.
2783 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2785 (expand_epilogue): Ditto.
2786 (avr_print_operand): Ditto.
2787 (avr_file_start): Ditto.
2788 (avr_emit_movmemhi): Ditto.
2790 2012-02-08 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/46886
2793 * tree-flow.h (do_while_loop_p): Declare.
2794 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2795 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2797 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2799 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2800 always succeed for integers larger than a native word.
2802 2012-02-08 Richard Guenther <rguenther@suse.de>
2804 PR rtl-optimization/52170
2805 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2806 properly handle integer vector modes.
2808 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2810 PR gcov-profile/52150
2811 * coverage.c: Include target.h.
2812 (build_var): Call targetm.strip_name_encoding on the assembler name.
2813 Change one _ into . or $ if the target allows it.
2814 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2816 PR rtl-optimization/52139
2817 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2818 is a BARRIER after emit_insn_after_noloc, move BB_END
2819 to the last non-BARRIER insn before it.
2821 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2824 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2825 (mips_gimplify_va_arg_expr): Call it instead of
2826 std_gimplify_va_arg_expr.
2828 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2830 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2831 message for -mno-pointers-to-nested-function.
2833 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2836 * expr.c (get_inner_reference): If there is an offset, add a negative
2837 bit position to it (if any).
2839 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2841 PR rtl-optimization/52060
2842 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2843 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2844 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2845 and/or i0src_copy2 when needed.
2847 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2849 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2850 or LTOPLUGINSONAME if have_c.
2852 * config/freebsd-spec.h: Add comment about what macros can be defined
2854 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2855 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2858 2012-02-07 Richard Guenther <rguenther@suse.de>
2860 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2861 newline in -alias dumps.
2863 2012-02-07 Kai Tietz <ktietz@redhat.com>
2864 Dave Korn <dave.korn.cygwin@gmail.com>
2867 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2868 Take care that typinfo gets dllexport-attribute.
2870 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2873 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2874 if modifier < EXPAND_SUM call force_operand on the result.
2876 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2878 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2879 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2881 (epiphany_function_type): Replace types for specific interrupts with
2882 EPIPHANY_FUNCTION_INTERRUPT.
2883 (EPIPHANY_INTERRUPT_P): Update.
2884 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2885 New static function.
2886 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2887 <disinterrupt>: Affects type identity.
2888 (epiphany_handle_interrupt_attribute): Handle variable number of
2890 (epiphany_compute_function_type): Update for new
2891 epiphany_function_type definition.
2892 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2893 handlers with a longcall forwarder.
2894 (epiphany_start_function): Handle multiple interrupt arguments and/or
2895 forwarder_section attribute.
2897 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2900 2012-02-07 Alan Modra <amodra@gmail.com>
2903 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2906 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2908 PR tree-optimization/50969
2909 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2910 use vec_perm rather than vector_stmt.
2911 (vect_model_load_cost): Likewise.
2912 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2913 vec_perm to be the same as other vector statements.
2914 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2915 cost of vec_perm for TARGET_VSX.
2917 2012-02-06 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/52115
2920 * tree-sra.c (access_has_replacements_p): New function.
2921 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2923 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2926 * trans-mem.c (expand_call_tm): Add an assertion.
2927 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2930 2012-02-06 Richard Guenther <rguenther@suse.de>
2932 PR tree-optimization/50955
2933 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2934 raise cost of expressions that replace an address with an
2935 expression based on a different pointer.
2937 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2940 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2941 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2943 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2946 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2947 -Weffc++ and specify guidelines come from second edition.
2949 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2951 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2952 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2953 (call_direct_split, call_value_split, call_value_internal_direct)
2954 (call_value_direct_split, call_value_multiple_split): Use jal and
2955 jal_macro attributes.
2957 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2959 * reload1.c (reload_regs_reach_end_p): Replace with...
2960 (reload_reg_rtx_reaches_end_p): ...this function.
2961 (new_spill_reg_store): Update commentary.
2962 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2963 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2964 before setting new_spill_reg_store.
2965 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2966 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2967 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2968 for non-spill reload registers.
2970 2012-02-05 Ira Rosen <irar@il.ibm.com>
2972 PR tree-optimization/52091
2973 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2974 (vect_is_simple_use_1): Likewise.
2975 * tree-vect-loop.c (vectorizable_reduction): Update calls
2976 to vect_is_simple_use_1 and vect_is_simple_use.
2977 (vectorizable_live_operation): Likewise.
2978 * tree-vect-patterns.c (widened_name_p,
2979 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2980 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2981 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2982 vectorizable_shift,vectorizable_operation, vectorizable_store,
2983 vectorizable_load): Likewise.
2984 (vect_is_simple_cond): Add an argument, pass it to
2985 vect_is_simple_use_1.
2986 (vectorizable_condition): Update calls to vect_is_simple_cond,
2988 (vect_is_simple_use): Add an argument, the statement in which
2989 OPERAND is used. Check that if OPERAND's def stmt is a double
2990 reduction phi node, the use is a phi node too.
2991 (vect_is_simple_use_1): Add an argument, pass it to
2993 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2994 to vect_is_simple_use.
2996 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2998 PR rtl-optimization/52095
2999 * modulo-sched.c (dump_insn_locator): New function.
3000 (loop_canon_p, sms_schedule): Use it.
3002 PR rtl-optimization/52113
3003 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3004 even for decomposable shift/zext insns.
3006 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3007 Zdenek Dvorak <ook@ucw.cz>
3009 PR rtl-optimization/52092
3010 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3011 on get_iv_value result.
3013 2012-02-02 Andrew Pinski <apinski@cavium.com>
3017 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3019 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3022 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3024 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3026 PR rtl-optimization/49800
3027 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3028 (sched_finish): Call regstat_free_n_sets_and_refs.
3030 2012-02-02 Jia Liu <proljc@gmail.com>
3032 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3035 2012-02-02 Jan Hubicka <jh@suse.cz>
3036 Tom de Vries <tom@codesourcery.com>
3039 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3040 * varpool.c (varpool_analyze_pending_decls): Likewise.
3042 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3043 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3045 * config.gcc: Add cr16-* support.
3047 * doc/extend.texi: Document cr16 extensions.
3048 * doc/install.texi: Document cr16 install.
3049 * doc/invoke.texi: Document cr16 options.
3050 * doc/md.texi: Document cr16 constraints.
3052 * common/config/cr16/cr16-common.c: New file.
3053 * config/cr16/cr16.c: New file.
3054 * config/cr16/cr16.h: New file.
3055 * config/cr16/cr16.md: New file.
3056 * config/cr16/cr16.opt: New file.
3057 * config/cr16/cr16-protos.h: New file.
3058 * config/cr16/predicates.md: New file.
3059 * config/cr16/constraints.md: New file.
3060 * config/cr16/t-cr16: New file.
3062 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3065 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3066 that operands[2] is either immediate, or q_regs_operand.
3068 PR tree-optimization/52073
3069 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3070 a pattern stmt for pattern uses, ignore uses outside of the loop.
3072 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3074 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3075 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3076 (OUT_AS1, OUT_AS2): Remove.
3078 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3080 PR rtl-optimization/51374
3081 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3082 to cross other volatile_refs_p insns.
3084 2012-02-01 Richard Guenther <rguenther@suse.de>
3086 * doc/invoke.texi (fno-inline): Clarify documentation.
3087 (finline-small-functions): Likewise.
3088 (finline-functions): Likewise.
3089 * common.opt (finline): Adjust comment and documentation.
3090 (finline-small-functions): Clarify documentation.
3091 (finline-functions): Likewise.
3092 (finline-functions-called-once): Likewise.
3094 2012-02-01 Tristan Gingold <gingold@adacore.com>
3096 * c-typeck.c (composite_type): Keep mode for pointers.
3098 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3100 * function.h (regno_reg_rtx): Adjust comment.
3101 * reginfo.c (init_reg_modes_target): Only use the previous mode
3102 if it fits within one register. Remove MIPS comment.
3104 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3107 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3109 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3111 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3112 to srak instruction.
3114 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3116 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3118 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3123 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3125 2012-01-31 Richard Guenther <rguenther@suse.de>
3127 PR tree-optimization/51528
3128 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3131 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3136 * ree.c (add_removable_extension): Change def_map argument
3137 to unsigned *, store in def_map 1 + offset into *insn_list vector
3138 instead of pointers into the vector.
3139 (find_removable_extensions): Adjust caller.
3141 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3143 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3144 Transform all "* quoted-c-code" to { c-code }.
3145 Remove redundant test for "optimize" in combine patterns.
3146 Move (include "avr-dimode.md") to end of file.
3148 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3151 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3152 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3154 2012-01-30 Richard Guenther <rguenther@suse.de>
3156 PR tree-optimization/52028
3157 * tree-loop-distribution.c (ldist_gen): Properly update
3160 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3163 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3164 set_cur_line_info_table if not emitting debug info.
3166 PR tree-optimization/52046
3167 * tree-vect-patterns.c (check_bool_pattern): Give up if
3168 a comparison could throw.
3171 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3173 2012-01-30 Richard Guenther <rguenther@suse.de>
3175 PR tree-optimization/52045
3176 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3177 SSA form if cfgcleanup did anything.
3179 2012-01-30 Richard Guenther <rguenther@suse.de>
3181 PR tree-optimization/52045
3182 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3183 before computing final todo.
3185 2012-01-30 Richard Guenther <rguenther@suse.de>
3187 PR tree-optimization/51528
3188 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3191 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3193 * df-problems.c (df_kill_notes): Check that the use refers
3194 to the note under examination.
3196 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3199 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3200 parameter and use short-lived pseudos.
3201 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3202 (sparc_expand_vector_init): Const-ify local variables and adjust
3203 calls to above functions.
3205 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3207 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3209 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3211 * doc/invoke.texi: Make usage of "compile time" and
3212 "run time"/"runtime" consistent throughout the file.
3214 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3216 * config/alpha/alpha.c (alpha_option_override): Default to
3217 full IEEE compliance mode for Go language.
3219 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3221 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3222 (LINK_SSP_SPEC): Define.
3224 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3227 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3230 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3232 * doc/invoke.texi: Correct hyphenation of "floating point",
3233 "double precision", and related terminology throughout the file.
3235 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3238 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3239 arm_general_register_operand predicate for operand 2 instead of
3242 2012-01-27 Ian Lance Taylor <iant@google.com>
3245 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3246 * builtins.c (expand_builtin_init_trampoline): Add onstack
3247 parameter. Change caller.
3248 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3249 * tree.c (build_common_builtin_nodes): Declare
3250 __builtin_init_heap_trampoline.
3252 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3254 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3255 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3256 * config/avr/avr.c: Ditto.
3257 (avr_regnames): Remove because unused.
3258 * config/avr/avr.md (*cpse.ne): New peephole.
3259 (*cpse.eq): New peephole from former cpse peepholes.
3261 2012-01-27 Michael Eager <eager@eagercon.com>
3263 * config/microblaze.c (microblaze_emit_compare): Correct
3264 test after pcmp instruction.
3266 2012-01-27 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/52020
3269 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3271 2012-01-27 Richard Guenther <rguenther@suse.de>
3273 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3274 function non-const/pure.
3276 2012-01-27 Richard Guenther <rguenther@suse.de>
3278 PR tree-optimization/50444
3279 * tree-sra.c (build_ref_for_offset): Properly adjust the
3280 MEM_REF type for unaligned accesses.
3282 2012-01-27 Richard Guenther <rguenther@suse.de>
3284 PR tree-optimization/50444
3285 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3286 (expand_assignment): Use it. Properly handle misaligned
3287 bases when expanding stores to component references.
3288 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3291 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3294 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3295 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3296 * tree-data-ref.c (find_data_references_in_loop): Make static.
3297 (compute_all_dependences): Change return type to bool. Bail out
3298 for too many datarefs in a loop. Move the hunk resetting the data
3299 dependences vector from ...
3300 (compute_data_dependences_for_loop): ... here. Account for
3301 compute_all_dependences returning false.
3302 (compute_data_dependences_for_bb): Likewise.
3303 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3304 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3306 2012-01-27 Richard Guenther <rguenther@suse.de>
3309 * expr.c (store_field): Use the alias-set of the scratch memory
3312 2012-01-27 Tom de Vries <tom@codesourcery.com>
3314 PR tree-optimization/51990
3315 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3317 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3319 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3322 * var-tracking.c (reverse_op): Don't add any reverse operation
3323 if V already has any constant locations.
3325 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3327 * doc/invoke.texi: Correct usage of "command line" (noun)
3328 vs "command-line" (adjective) throughout.
3330 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3332 * doc/invoke.texi (Language Independent Options): Move
3333 -Wcoverage-mismatch blurb from here....
3334 (Warning Options): ...to here.
3336 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3338 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3339 Set rs6000_always_hint to false for 476.
3341 2012-01-27 Matthias Klose <doko@ubuntu.com>
3343 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3345 * incpath.c (add_standard_paths): Likewise.
3347 2012-01-27 Richard Henderson <rth@redhat.com>
3349 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3350 * config/m68k/sync.md (atomic_test_and_set): Rename from
3351 sync_test_and_setqi and adjust the operands.
3352 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3353 and unconditionally enable.
3355 2012-01-27 Richard Henderson <rth@redhat.com>
3357 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3358 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3359 (ldstub): Rename from ldstubqi.
3360 (ldstub<I24MODE>): Remove.
3362 2012-01-27 Richard Henderson <rth@redhat.com>
3364 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3365 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3366 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3367 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3368 * doc/tm.texi: Rebuild.
3370 2012-01-27 Richard Henderson <rth@redhat.com>
3372 * optabs.c (gen_atomic_test_and_set): Remove default.
3373 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3375 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3377 PR rtl-optimization/51978
3378 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3379 (combine_reaching_defs): Likewise.
3380 (struct re_info): Remove.
3381 (add_removable_extension): Remove x and data arguments,
3382 add insn, insn_list and def_map. Use the arguments directly
3383 instead of using struct re_info.
3384 (find_removable_extensions): Don't call add_removable_extension
3385 through note_stores, instead just call it with single_set
3387 (find_and_remove_re): Pass curr_cand->expr instead of
3388 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3390 2012-01-26 Michael Matz <matz@suse.de>
3392 PR tree-optimization/46590
3393 * cfgexpand.c: Revert last change (r183305).
3394 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3396 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3397 checking for emptiness.
3399 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3402 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3403 non-addressable non-BLKmode base correctly.
3405 2012-01-26 Michael Matz <matz@suse.de>
3407 PR tree-optimization/48794
3408 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3409 regions referenced from RESX/EH_DISPATCH.
3411 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3413 * config/s390/s390.h: Make BRANCH_COST an option.
3414 * config/s390/s390.opt: New option -mbranch-cost.
3416 2012-01-26 Richard Henderson <rth@redhat.com>
3418 Revert 2012-01-24 change:
3419 * trans-mem.c (requires_barrier): Do not instrument thread local
3420 variables and emit save/restore for them.
3422 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3425 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3428 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3430 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3433 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3436 Rename __pgm to __flash.
3437 Rename __pgm1 to __flash1.
3438 Rename __pgm2 to __flash2.
3439 Rename __pgm3 to __flash3.
3440 Rename __pgm4 to __flash4.
3441 Rename __pgm5 to __flash5.
3442 Rename __pgmx to __memx.
3443 * doc/extend.texi (AVR Named Address Spaces)
3444 Rename address space names as indicated above.
3445 * config/avr/avr.c (avr_addrspace): Ditto.
3447 * config/avr/avr-protos.h
3448 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3449 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3450 * config/avr/predicates.md: Ditto.
3451 * config/avr/avr.c Ditto, and
3452 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3453 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3455 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3456 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3457 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3458 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3459 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3460 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3461 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3462 * config/avr/avr.c: Ditto.
3463 * config/avr/avr.md: Ditto.
3465 2012-01-25 Jason Merrill <jason@redhat.com>
3468 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3470 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3472 PR tree-optimization/51987
3473 * tree-data-ref.c (get_references_in_stmt): Handle references in
3474 non-volatile GIMPLE_ASM.
3476 2012-01-25 Richard Guenther <rguenther@suse.de>
3478 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3479 bases are dereferenced.
3481 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3483 PR rtl-optimization/48374
3484 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3486 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3488 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3489 compute_data_dependences_for_loop returns false.
3490 * tree-parloops.c (loop_parallel_p): Likewise.
3492 2012-01-25 Richard Guenther <rguenther@suse.de>
3494 * tree.h (get_pointer_alignment_1): Declare.
3495 * builtins.c (get_pointer_alignment_1): New function.
3496 (get_pointer_alignment): Use it.
3498 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3500 PR rtl-optimization/48308
3501 * combine.c (enum undo_kind): Add UNDO_LINKS.
3502 (struct undo): Add member l to other_contents and where.
3503 (do_SUBST_LINK): New.
3505 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3506 (undo_all): Handle UNDO_LINKS.
3508 2012-01-25 Richard Henderson <rth@redhat.com>
3510 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3513 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3515 * optabs.c (gen_atomic_test_and_set): Use each argument.
3517 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3519 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3520 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3521 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3522 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3523 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3524 TARGET_PAIRED_SINGLE_FLOAT.
3526 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3528 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3529 (in_struct, return_val): Remove MEM documentation.
3530 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3531 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3532 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3534 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3535 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3536 * expr.c (store_field): Likewise.
3537 * function.c (assign_stack_temp_for_type): Likewise.
3538 * ifcvt.c (noce_try_cmove_arith): Likewise.
3539 * reload1.c (reload): Likewise.
3540 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3541 (alpha_set_memflags): Likewise.
3542 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3544 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3546 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3548 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3549 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3550 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3552 * cselib.c (cselib_rtx_varies_p): Delete.
3553 (cselib_invalidate_mem): Update call to canon_true_dependence.
3554 * dse.c (record_store, check_mem_read_rtx): Likewise.
3555 (scan_reads_nospill): Likewise.
3556 * cse.c (check_dependence): Likewise.
3557 (cse_rtx_varies_p): Delete.
3558 * expr.c (safe_from_p): Update call to true_dependence.
3559 * ira.c (validate_equiv_mem_from_store): Likewise.
3560 (memref_referenced_p): Likewise.
3561 * postreload-gcse.c (find_mem_conflicts): Likewise.
3562 * sched-deps.c (sched_analyze_2): Likewise.
3563 * store-motion.c (load_kills_store): Likewise.
3564 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3565 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3566 (compute_transp): Update call to canon_true_dependence.
3568 2012-01-25 Richard Henderson <rth@redhat.com>
3570 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3571 (maybe_emit_atomic_test_and_set): New.
3572 (expand_sync_lock_test_and_set): Use it.
3573 (expand_atomic_test_and_set): Likewise.
3574 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3575 the implementation; clarify implementation defined details.
3576 * doc/md.texi (atomic_test_and_set): Document.
3578 2012-01-25 Richard Henderson <rth@redhat.com>
3580 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3582 2012-01-25 Richard Henderson <rth@redhat.com>
3585 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3586 to effect no-op split.
3588 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3591 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3592 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3593 (BT_FN_VOID_PTR_INT_SIZE): New.
3594 (BT_FN_UINT_UINT_VAR): Remove.
3595 (BT_FN_UINT32_UINT32_VAR): New.
3596 (BT_FN_DOUBLE_VPTR): Remove.
3597 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3599 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3600 (_ITM_changeTransactionMode): Same.
3601 (_ITM_memmoveRtWt): Change return type to void.
3602 (_ITM_memcpyRtWt): Same.
3603 (_ITM_memsetW): Same.
3604 (_ITM_RaRD): Change types to double.
3609 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3611 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3612 Patrick Marlier <patrick.marlier@gmail.com>
3614 * trans-mem.c (requires_barrier): Do not instrument thread local
3615 variables and emit save/restore for them.
3617 2012-01-24 Jason Merrill <jason@redhat.com>
3620 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3621 output static aliases.
3623 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3626 * common.opt (-pie, -shared, pie, shared): Change from Common to
3628 * gcc.c (display_help): Display help for -pie and -shared.
3630 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3633 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3634 Remove note on size/offset limitation.
3635 (AVR Variable Attributes): Add example how to read data located
3636 with progmem. Refer to named address spaces.
3637 * doc/invoke.texi (AVR Options): Fix typo.
3639 2012-01-24 Richard Guenther <rguenther@suse.de>
3641 Forward-port to trunk
3642 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3645 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3646 op0 isn't sufficiently aligned and there is movmisalignM
3647 insn for mode, use it to load op0 into a temporary register.
3649 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3652 * target.def (const_not_ok_for_debug_p): New hook.
3653 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3655 * doc/tm.texi: Regenerated.
3656 * dwarf2out.c (const_ok_for_output_1): If
3657 targetm.const_not_ok_for_debug_p returns true, fail.
3658 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3660 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3662 2012-01-23 Kai Tietz <ktietz@redhat.com>
3665 * config/i386/predicates.md (symbolic_operand): Allow
3666 UNSPEC_PCREL as PIC expression for lea.
3667 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3668 * config/i386/i386.c (ix86_delegitimize_address): Handle
3669 UNSPEC_PCREL for none-MEM, too.
3671 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3673 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3674 (ipa_tm_create_version_alias): Same.
3676 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3679 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3680 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3682 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3683 Patrick Marlier <patrick.marlier@gmail.com>
3684 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3687 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3688 simple_object_start_read.
3690 2012-01-23 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/51895
3694 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3695 parameter decomposition into BLKmode components.
3697 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3699 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3700 fake variables for restrict-qualified pointers whose pointed-to type
3701 contains a placeholder.
3703 2012-01-23 Richard Guenther <rguenther@suse.de>
3705 PR tree-optimization/51949
3706 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3708 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3710 PR rtl-optimization/51933
3711 * ree.c (transform_ifelse): Return true right away if dstreg is
3712 already wider or equal to cand->mode.
3713 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3714 (make_defs_and_copies_lists): Remove defs_list and copies_list
3715 arguments, add state argument, just truncate state->work_list
3716 instead of always allocating and freeing the vector. Assert that
3717 get_defs succeeds instead of returning 2. Changed return type to bool.
3718 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3719 have ext_src_mode, see if it has been modified already with the
3720 right kind of extension and has been extended before from the
3721 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3722 just return true. Remember the original mode in state->modified array.
3723 (combine_reaching_defs): Add state argument. Don't allocate and
3724 free here def_list, copied_list and vec vectors, instead just
3725 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3726 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3727 Add state variable, clear vectors in it, initialize state.modified
3728 if needed. Free all the vectors at the end and state.modified too.
3729 Don't skip a candidate if the extension expression has been modified.
3731 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3734 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3735 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3736 (extra_options) interix.opt -> i386/interix.opt"
3737 (extra_objs):Add winnt-stubs.o
3738 * configure.ac: Add interix to target_os .comm on PE check.
3739 * configure: Regenerate.
3740 * config/interix3.h: Delete and move bits to..
3741 * config/interix.h: Delete and move bits to..
3742 * config/i386/i386-interix3.h: Delete and move bits to..
3743 * config/i386/i386-interix.h: ..here.
3744 (TARGET_CPU_DEFAULT): Remove redefinition.
3745 (TARGET_ASM_CONSTRUCTOR): Undefine.
3746 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3747 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3748 (PTRDIFF_TYPE): Define.
3749 (LONG_DOUBLE_TYPE_SIZE): Define.
3750 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3751 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3752 (TARGET_SECTION_TYPE_FLAGS): Define.
3753 (ASM_DECLARE_FUNCTION_NAME): Define.
3754 (ASM_OUTPUT_EXTERNAL): Define.
3755 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3756 (ASM_OUTPUT_ALIGNED_BSS): Define.
3757 (PCC_BITFIELD_TYPE_MATTERS): Define.
3758 (USE_CONST_SECTION): Define.
3759 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3760 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3761 (SUPPORTS_ONE_ONLY): Remove.
3762 (I386_PE_STRIP_ENCODING): Define.
3763 * config/interix.opt: Delete and move bits to..
3764 * config/i386/interix.opt: ..here. New.
3765 (mpe-aligned-commons): Add.
3766 * config/i386/t-interix: Add copyright header.
3767 (winnt-stubs.o): Add rule.
3769 2012-01-22 Jason Merrill <jason@redhat.com>
3772 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3773 for extra name aliases.
3775 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3777 PR rtl-optimization/51924
3778 * ree.c (combine_set_extension): Improve debugging message.
3779 (combine_reaching_defs): Likewise.
3780 (get_defs): Rename confusingly named variable.
3781 (find_and_remove_re): Skip a candidate if the extension expression has
3784 2012-01-21 Robert Millan <rmh@gnu.org>
3785 Gerald Pfeifer <gerald@pfeifer.com>
3787 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3788 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3790 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3792 PR tree-optimization/51914
3793 * tree-vect-stmts.c (vectorizable_conversion): For
3794 cvt_type && modifier == WIDEN, put temporary with cvt_type
3795 at the beginning of vec_dsts and set vec_dest to temporary
3798 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3800 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3802 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3804 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3805 * config/rs6000/rs6000.c: Likewise.
3807 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3810 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3811 output_move_double on a copy of operands array.
3813 2012-01-20 Cary Coutant <ccoutant@google.com>
3814 Dodji Seketeli <dodji@redhat.com>
3817 * dwarf2out.c (copy_declaration_context): Return ref to parent
3818 of declaration DIE, if necessary.
3819 (remove_child_or_replace_with_skeleton): Add new parameter; update
3820 caller. Place skeleton DIE under parent DIE of original declaration.
3821 Move call to copy_declaration_context to here ...
3822 (break_out_comdat_types): ... from here.
3824 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3826 PR rtl-optimization/51856
3827 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3830 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3833 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3834 hints for neon loads and stores.
3836 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3840 * doc/extend.texi (Named Address Spaces): Split into subsections.
3841 (AVR Named Address Spaces): New subsection.
3842 (M32C Named Address Spaces): New subsection.
3843 (RL78 Named Address Spaces): New subsection.
3844 (SPU Named Address Spaces): New subsection.
3845 (Variable Attributes): New anchor "AVR Variable Attributes".
3846 (AVR Variable Attributes): Rewrite and avoid wording
3847 "address space" in this context.
3848 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3849 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3850 (AVR Built-in Macros): New subsubsection therein.
3851 * doc/md.texi (AVR constraints): Remove "C04", "R".
3853 2012-01-20 Richard Guenther <rguenther@suse.de>
3855 PR tree-optimization/51903
3856 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3857 when removing stmts.
3859 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3862 * config/arm/arm.c (arm_load_pic_register): Use
3863 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3864 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3865 (arm_pic_static_addr): Likewise.
3866 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3867 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3868 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3869 (pic_load_addr_unified): New.
3871 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3874 * function.c (instantiate_virtual_regs_in_insn): Use
3875 delete_insn_and_edges when removing a wrong asm insn.
3877 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3879 PR rtl-optimization/40761
3880 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3881 Add new member loop_num.
3882 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3883 (ira_build): Remove the parameter.
3885 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3886 (ira.c): Do not build CFG loops for one region allocation. Remove
3887 argument from ira_build call.
3889 * ira-build.c (init_loop_tree_node): New function.
3890 (create_loop_tree_nodes): Use it. Separate the case when CFG
3891 loops are not built.
3892 (more_one_region_p): Check current_loops.
3893 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3895 (add_loop_to_tree): Process loop equal to NULL too.
3896 (form_loop_tree): Separate the case when CFG loops are not built.
3897 Use explicitly number for the root.
3898 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3900 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3901 instead of loop->num.
3902 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3903 (mark_all_loops_for_removal): Ditto.
3904 (remove_unnecessary_regions): Separate the case when CFG loops
3906 (ira_build): Remove the parameter. Use explicit number of regions
3907 when CFG loops are not built.
3909 * ira-color.c (print_loop_title): Separate the case for the root node.
3910 Use loop_num instead of loop->num.
3911 (move_spill_restore): Use loop_num instead of loop->num.
3913 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3914 (change_loop): Ditto.
3915 (change_loop): Use loop_num instead of loop->num.
3917 * ira-lives.c (process_bb_node_lives): Ditto.
3919 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3921 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3923 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3926 * tree-mudflap.c (mf_artificial): New function.
3927 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3928 mx_register_decls, mudflap_enqueue_decl): Use it.
3931 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3932 numbers in the insn pattern.
3934 2012-01-19 Michael Matz <matz@suse.de>
3936 PR tree-optimization/46590
3937 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3938 use it in remembering which conflicts we already created.
3939 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3942 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3945 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3946 (merge_and_complain): Same.
3948 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3951 * config/initfini-array.h: Guard content of the header
3952 with #ifdef HAVE_INITFINI_ARRAY.
3953 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3954 Add initfini-array.h to tm_file here.
3955 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3956 * config.gcc: Don't add initfini-array.h to tm_file here.
3957 * configure: Regenerated.
3959 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3961 PR rtl-optimization/51505
3962 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3963 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3964 (df_note_bb_compute): Update the call to df_kill_notes.
3966 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3968 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3970 2012-01-18 Richard Guenther <rguenther@suse.de>
3972 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3973 of conversions to void *.
3975 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3976 Richard Sandiford <rdsandiford@googlemail.com>
3980 * optabs.h (simplify_expand_binop): Declare.
3981 * optabs.c (simplify_expand_binop): Make global.
3982 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3983 endian targets if the source cannot be exactly covered by word
3986 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3989 * hard-reg-set.h (struct hard_reg_set_container): New type.
3990 * target.h (struct hard_reg_set_container): Forward declare.
3991 * target.def (set_up_by_prologue): New target hook.
3992 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3993 * doc/tm.texi: Regenerated.
3994 * function.c (thread_prologue_and_epilogue_insns): Change
3995 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3996 Call targetm.set_up_by_prologue on it.
3997 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3998 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4000 2012-01-17 Nick Clifton <nickc@redhat.com>
4002 * config/rx/rx.c (rx_can_use_simple_return): New function.
4003 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4004 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4006 2012-01-17 Richard Guenther <rguenther@suse.de>
4009 * expr.c (expand_assignment): Take address-space information
4010 from the address operand of MEM_REF and TARGET_MEM_REF.
4011 (expand_expr_real_1): Likewise.
4013 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4015 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4016 reload dump is requested.
4018 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4021 * trans-mem.c (requires_barrier): Call may_be_aliased.
4023 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4025 PR tree-optimization/51877
4026 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4027 call arguments and fndecls compare equal, instead return false if they
4028 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4029 both SSA_NAMEs that are valueized the same, or they satisfy
4032 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4034 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4036 * configure: Regenerate.
4038 2012-01-16 Jan Hubicka <jh@suse.cz>
4042 * convert.c (convert_to_integer): Use fold_convert for
4043 converting an INTEGER_CST to integer type.
4045 2012-01-16 Jason Merrill <jason@redhat.com>
4048 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4050 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4053 * config/s390/s390.c (s390_chunkify_start): Don't skip
4054 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4055 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4056 If insn is followed by NOTE_INSN_VAR_LOCATION or
4057 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4058 Don't use location of note insns.
4060 PR tree-optimization/51865
4061 * tree-inline.c (tree_function_versioning): Call remap_decl
4062 on DECL_RESULT whenever it has VOID_TYPE_P type.
4064 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4066 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4067 for calls to locally-binding MIPS16 functions if only the return
4068 type uses float regs.
4070 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4071 Richard Sandiford <rdsandiford@googlemail.com>
4073 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4074 (SYMBOL_32_HIGH): Likewise.
4075 (mips_output_tls_reloc_directive): Declare.
4076 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4077 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4078 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4079 (mips_lo_relocs, mips_hi_relocs): Make extern.
4080 (mips16_stub_function): Move up file.
4081 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4082 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4083 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4084 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4085 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4086 (mips_get_tp): Add MIPS16 support.
4087 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4088 Generalize DTPREL and TPREL handling.
4089 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4090 Add MIPS16 TLS support.
4091 (mips_output_tls_reloc_directive): New function.
4092 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4093 * config/mips/predicates.md (symbolic_operand_with_high)
4094 (tls_reloc_operand): New predicates.
4095 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4096 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4097 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4098 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4099 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4100 (*tls_get_tp_mips16_call_<mode>): Likewise.
4102 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4104 PR rtl-optimization/51821
4105 * recog.c (peep2_find_free_register): Determine clobbered registers
4108 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4111 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4112 * config/avr/avr.c: Likewise.
4113 * config/avr/avr.h: Likewise.
4115 2012-01-13 Ian Lance Taylor <iant@google.com>
4118 * tree.h (TYPE_QUALS): Add cast to int.
4119 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4121 2012-01-13 Ian Lance Taylor <iant@google.com>
4123 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4124 comparing param_index to VEC_length result.
4126 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4128 * c-decl.c: Do not include tree-mudflap.h
4129 * tree-optimize.c: Likewise.
4130 * Makefile.in: Update dependencies.
4132 2012-01-13 Richard Guenther <rguenther@suse.de>
4135 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4136 variable-sized result always use RSO.
4138 2012-01-12 DJ Delorie <dj@redhat.com>
4140 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4141 pointer type, not just the default pointer type.
4143 2012-01-09 Richard Henderson <rth@redhat.com>
4144 Denis Chertykov <chertykov@gmail.com>
4147 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4148 * config/avr/avr.c (avr_can_eliminate): Simplify.
4149 (avr_initial_elimination_offset): Likewise.
4150 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4151 (expand_epilogue): Likewise.
4152 (avr_legitimize_address): Gut.
4153 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4154 (avr_hard_regno_nregs): New.
4155 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4156 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4157 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4158 add soft frame pointer.
4159 (CALL_USED_REGISTERS): Likewise.
4160 (REG_CLASS_CONTENTS): Likewise.
4161 (REGISTER_NAMES): Likewise.
4162 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4163 (HARD_FRAME_POINTER_REGNUM): New.
4164 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4165 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4166 remove the HARD_FRAME_POINTER self-elimination.
4168 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4171 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4172 DECL_EXTERNAL when checking for initializers of progmem variables.
4174 2012-01-12 Ira Rosen <irar@il.ibm.com>
4176 PR tree-optimization/51799
4177 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4178 that the last operation is a type demotion.
4180 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4182 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4183 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4185 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4188 * combine.c (distribute_notes): If i3 is a noreturn call,
4189 allow old_size to be equal to args_size and make sure the
4190 noreturn call gets REG_ARGS_SIZE note.
4191 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4192 on noreturn calls even when the delta is 0.
4194 2012-01-11 Nathan Sidwell <nathan@acm.org>
4196 * gcov.c (STRING_SIZE): Remove.
4197 (generate_results): Erase annotations for source files with no
4198 coverage information.
4200 (output_lines): Use it.
4202 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4204 * gimple.h (gimplify_body): Remove first argument.
4205 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4206 pointer set here, instead just pass DATA to walk_tree.
4207 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4208 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4209 (unvisit_body): Likewise, but with unmark_visited.
4210 (gimplify_body): Remove BODY_P argument and adjust.
4211 (gimplify_function_tree): Adjust call to gimplify_body.
4212 * omp-low.c (finalize_task_copyfn): Likewise.
4214 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4216 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4217 (build_function_type_skip_args): Delete.
4218 * tree.c (build_function_type_skip_args): Make static and add
4219 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4220 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4221 pass it to build_function_type_skip_args.
4222 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4223 (tree_function_versioning): Likewise.
4224 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4225 build_function_decl_skip_args.
4226 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4227 and pass it to build_function_decl_skip_args/tree_function_versioning.
4228 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4229 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4230 * trans-mem.c (ipa_tm_create_version): Likewise.
4231 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4232 * tree-inline.c (declare_return_variable): Remove always-true test.
4233 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4234 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4235 * ipa-split.c (split_function): Skip the return value for the split
4236 part if it doesn't return.
4238 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4240 PR tree-optimization/49642
4241 * ipa-split.c (forbidden_dominators): New variable.
4242 (check_forbidden_calls): New function.
4243 (dominated_by_forbidden): Likewise.
4244 (consider_split): Check for forbidden dominators.
4245 (execute_split_functions): Initialize and free forbidden
4246 dominators info; call check_forbidden_calls.
4248 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4250 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4252 2012-01-11 Nick Clifton <nickc@redhat.com>
4254 * config/rx/rx.md (return): Define pattern.
4256 2012-01-11 Richard Guenther <rguenther@suse.de>
4258 * doc/extend.texi (malloc attribute): Adjust according to
4261 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4262 Patrick Marlier <patrick.marlier@gmail.com>
4265 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4266 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4267 (ipa_tm_note_irrevocable): Same.
4268 (ipa_tm_scan_irr_block): Same.
4269 (ipa_tm_decrement_clone_counts): Same.
4270 (ipa_tm_scan_irr_function): Same.
4271 (ipa_tm_create_version_alias): Same.
4272 (ipa_tm_create_version): Same.
4273 (ipa_tm_transform_calls_redirect): Same.
4274 (ipa_tm_transform_calls): Same.
4275 (ipa_tm_transform_transaction): Same.
4276 (ipa_tm_execute): Same.
4278 2012-01-10 Richard Guenther <rguenther@suse.de>
4281 * opts.c (common_handle_option): Handle -Werror.
4283 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4285 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4288 2012-01-10 Jason Merrill <jason@redhat.com>
4290 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4293 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4295 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4296 supports R_386_TLS_GD_PLT reloc.
4297 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4298 supports R_386_TLS_LDM_PLT reloc.
4299 * configure: Regenerate.
4300 * config.in: Regenerate.
4302 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4305 Extend __pgmx semantics to linearize memory.
4306 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4307 determine if code comes inline or from libgcc.
4308 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4309 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4310 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4311 (movmemx_qi, movmemx_hi): New insns.
4312 (xload_<mode>_libgcc): Rewrite to new insn condition.
4313 (xload_<mode>): Remove insns.
4314 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4315 cases that don't satisfy avr_xload_libgcc_p().
4316 (avr_addr_space_convert): Allow converting in any direction.
4317 (avr_addr_space_subset_p): Return always true.
4318 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4319 (avr_emit_movmemhi): Ditto.
4320 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4321 (avr_out_movmem): Ditto.
4322 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4323 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4324 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4325 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4326 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4328 2012-01-10 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/50913
4331 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4332 Require data-refs to be representable by Graphite with respect
4335 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4337 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4338 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4340 2012-01-10 Tom de Vries <tom@codesourcery.com>
4342 PR rtl-optimization/51271
4343 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4344 handling annulled branch.
4346 2012-01-10 Richard Henderson <rth@redhat.com>
4348 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4349 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4350 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4351 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4352 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4353 arm_expand_vec_perm_const): New.
4354 * config/arm/arm-protos.h: Update.
4355 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4356 (*neon_vswp<VDQX>): New.
4357 (neon_vcombine<VDX>): Use neon_split_vcombine.
4358 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4359 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4360 (vec_perm<VE>): New.
4362 2012-01-10 Richard Henderson <rth@redhat.com>
4364 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4365 use it if reload_completed.
4366 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4367 arm_output_asm_insn, arm_process_output_memory_barrier,
4368 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4369 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4370 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4371 arm_process_output_sync_insn, arm_output_sync_insn,
4372 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4373 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4374 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4375 (emit_unlikely_jump): New.
4376 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4377 (arm_split_atomic_op): New.
4378 * config/arm/arm-protos.h: Update.
4379 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4380 (struct arm_sync_generator): Remove.
4381 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4382 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4383 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4384 (VUNSPEC_LL, VUNSPEC_SC): New.
4385 (sync_result, sync_memory, sync_required_value, sync_new_value,
4386 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4387 (attr length): Don't use arm_sync_loop_insns.
4388 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4389 (movsfcc, movdfcc): Likewise.
4390 * config/arm/constraints.md (Ua): New.
4391 * config/arm/prediates.md (mem_noofs_operand): New.
4392 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4393 (sync_clobber, sync_t2_reqd): Remove.
4394 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4395 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4396 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4397 (arm_sync_compare_and_swap<SIDI>): Remove.
4398 (arm_sync_compare_and_swap<NARROW>): Remove.
4399 (arm_sync_lock_test_and_set<SIDI>): Remove.
4400 (arm_sync_lock_test_and_set<NARROW>): Remove.
4401 (arm_sync_new_<syncop><SIDI>): Remove.
4402 (arm_sync_new_<syncop><NARROW>): Remove.
4403 (arm_sync_new_nand<SIDI>): Remove.
4404 (arm_sync_new_nand<NARROW>): Remove.
4405 (arm_sync_old_<syncop><SIDI>): Remove.
4406 (arm_sync_old_<syncop><NARROW>): Remove.
4407 (arm_sync_old_nand<SIDI>): Remove.
4408 (arm_sync_old_nand<NARROW>): Remove.
4409 (*memory_barrier): Merge arm_output_memory_barrier.
4410 (atomic_compare_and_swap<QHSD>): New.
4411 (atomic_compare_and_swap<NARROW>_1): New.
4412 (atomic_compare_and_swap<SIDI>_1): New.
4413 (atomic_exchange<QHSD>): New.
4414 (cas_cmp_operand, cas_cmp_str): New.
4415 (atomic_op_operand, atomic_op_str): New.
4416 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4417 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4418 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4419 (arm_load_exclusive<NARROW>): New.
4420 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4421 (arm_store_exclusive<QHSD>): New.
4423 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4425 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4426 reload patterns if -mvsx-scalar-memory.
4428 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4429 generated, even -mno-vsx-scalar-double was used.
4430 (vsx_xscvdpsp_scalar): Likewise.
4431 (vsx_xscvspdp_scalar2): Likewise.
4433 2012-01-09 Tom de Vries <tom@codesourcery.com>
4434 Andrew Pinski <apinski@cavium.com>
4437 * reorg.c (fill_slots_from_thread): Don't speculate
4438 frame-related insns.
4440 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4442 * sched-int.h (bb_note): Move to...
4443 * basic-block.h: ...here.
4444 * haifa-sched.c (bb_note): Move to...
4445 * cfgrtl.c: ...here.
4446 * function.c (next_block_for_reg): New function.
4447 (move_insn_for_shrink_wrap): Likewise.
4448 (prepare_shrink_wrap): Rewrite to use the above.
4450 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4452 * gimple.c (is_gimple_non_addressable): Remove.
4453 * gimple.h: Remove is_gimple_non_addressable.
4454 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4455 is_gimple_non_addressable.
4456 * trans-mem.c (expand_assign_tm): Same.
4458 2012-01-09 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/51775
4461 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4462 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4464 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4466 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4468 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4470 2012-01-09 Richard Guenther <rguenther@suse.de>
4472 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4474 2012-01-08 Jan Hubicka <jh@suse.cz>
4476 PR tree-optimize/51680
4477 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4478 on when known_vals needs to be computed; cleanup.
4480 2012-01-08 Jan Hubicka <jh@suse.cz>
4482 PR tree-optimize/51694
4483 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4485 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4487 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4488 for -std=c++98 and -std=c++11 too.
4490 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4492 * cfgloop.c (cancel_loop): Add free() of bbs array.
4494 2012-01-07 Jan Hubicka <jh@suse.cz>
4496 PR tree-optimization/51600
4497 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4498 that benefits small functions.
4500 2012-01-07 Jan Hubicka <jh@suse.cz>
4502 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4504 2012-01-07 Jan Hubicka <jh@suse.cz>
4506 PR tree-optimization/51680
4507 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4508 whose inlining reduce unit size.
4510 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4513 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4514 Add canonical node to containing_mem chain after the non-canonical
4515 one, even if there weren't any locs to propagate.
4516 (remove_useless_values): Keep only canonical values.
4517 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4518 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4519 canonicalize mem_chain elements that are not discarded.
4521 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4524 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4525 before emitting functions.
4527 PR gcov-profile/50127
4528 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4529 clear_aux_for_blocks.
4531 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4534 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4536 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4538 * c-decl.c (ext_block): Moved up.
4539 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4541 2012-01-06 Han Shen <shenhan@google.com>
4543 Translate built-in include paths for sysroot.
4544 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4545 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4547 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4548 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4550 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4551 control whether sysroot should be prepended to gxx include dir.
4553 * configure: Regenerate.
4555 2012-01-06 Torvald Riegel <triegel@redhat.com>
4557 PR rtl-optimization/51771
4558 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4559 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4561 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4563 PR tree-optimization/51315
4564 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4565 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4567 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4570 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4571 for shrp pattern. Correctly handle and fixup shift variable.
4572 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4574 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4577 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4578 note when !ACCUMULATE_OUTGOING_ARGS.
4580 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4582 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4584 (extract_range_from_unary_expr_1): Avoid useless computations.
4586 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4588 PR rtl-optimization/51767
4589 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4590 of jump_block and add an extra edge for degenerated asm gotos.
4593 * stmt.c (check_unique_operand_names): Don't ICE during error
4594 reporting if i is from labels chain.
4597 * profile.c (branch_prob): Split bbs that have exit edge
4598 and need a fake entry edge too.
4600 2012-01-05 Jan Hubicka <jh@suse.cz>
4603 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4606 2012-01-05 Richard Guenther <rguenther@suse.de>
4609 * tree-streamer-out.c (write_ts_optimization): New function.
4610 (streamer_write_tree_body): Call it.
4611 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4612 (streamer_read_tree_body): Call it.
4613 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4615 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4618 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4619 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4620 in_cleanup_point_expr before gimplify_stmt call and restore it
4622 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4623 in_cleanup_point_expr is false.
4625 2012-01-05 Richard Guenther <rguenther@suse.de>
4628 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4630 * toplev.c (process_options): Reject combining mudflap and LTO.
4631 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4633 2012-01-05 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/51760
4636 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4638 (bit_value_unop): Handle UNDEFINED operands.
4639 (bit_value_binop): Likewise.
4641 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4643 * config/avr/avr.c (avr_replace_prefix): Remove.
4644 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4645 (avr_asm_function_rodata_section): Ditto.
4646 (avr_asm_select_section): Ditto.
4648 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4650 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4653 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4656 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4657 calls that have any non-fake successor edges.
4660 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4662 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4664 PR tree-optimization/51624
4665 * tree-sra.c (build_ref_for_model): When replicating a chain of
4666 COMPONENT_REFs, stop as soon as the offset would become negative.
4668 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4671 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4672 in .debug_loc on the floor.
4674 2012-01-04 Andrew Pinski <apinski@cavium.com>
4676 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4678 2012-01-04 Andrew Pinski <apinski@cavium.com>
4679 Adam Nemet <anemet@caviumnetworks.com>
4681 * config/mips/mips.md (size): Add SI and DI.
4682 (SIZE): New mode attribute.
4683 (U): New code attribute.
4684 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4685 (mips_lbux_<mode>): Delete.
4686 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4687 (mips_lhx): Use gen_mips_lhx_extsi.
4688 (mips_lhx_<mode>): Delete.
4690 (mips_l<size>x): New expand.
4691 (mips_lwx_<mode>): Delete.
4692 (mips_l<GPR:size>x_<P:mode>): New pattern.
4693 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4694 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4695 * config/mips/mips.c (mips_lx_address_p): New function.
4696 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4697 (dsp64): New availability predicate.
4698 (mips_builtins): Add an entry for __builtin_mips_ldx.
4699 * config/mips/mips.h (ISA_HAS_LBX): New define.
4700 (ISA_HAS_LBUX): Likewise.
4701 (ISA_HAS_LHX): Likewise.
4702 (ISA_HAS_LHUX): Likewise.
4703 (ISA_HAS_LWX): Likewise.
4704 (ISA_HAS_LWUX): Likewise.
4705 (ISA_HAS_LDX): Likewise.
4706 * doc/extend.texi (__builtin_mips_ldx): Document.
4708 2012-01-04 Tristan Gingold <gingold@adacore.com>
4710 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4711 when long pointers are used.
4712 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4713 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4714 (ia64-hp-*vms*): Remove.
4715 * config/vms/xm-vms64.h: Delete.
4717 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4720 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4722 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4724 * opts.c (finish_options): Remove duplicate sorry.
4726 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4729 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4732 2012-01-04 Richard Guenther <rguenther@suse.de>
4735 * tree.c (size_low_cst): New function.
4736 * tree.h (size_low_cst): Declare.
4737 * fold-const.c (fold_comparison): Use it to extract the low
4738 part of the POINTER_PLUS_EXPR offset.
4740 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4742 Fix clearing ZERO_REG
4743 * config/avr/avr.md (cc): Add alternative "ldi".
4744 (movqi_insn): Use it in cc attribute.
4745 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4746 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4747 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4749 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4751 * configure: Regenerate.
4753 2012-01-04 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/49651
4756 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4757 (var_can_have_subvars): Use it.
4758 (get_constraint_for_1): Only consider subfields if there can be any.
4760 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4763 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4764 to its new canonical_cselib_val and the cselib_val was in
4765 first_containing_mem chain, but the canonical_cselib_val was not,
4766 add the latter into the chain.
4767 (cselib_invalidate_mem): Compare canonical_cselib_val of
4768 addr_list chain elt with v.
4771 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4772 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4774 (output_macinfo_op): Don't ggc_strdup fd->filename.
4775 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4776 then ggc_strdup it. Don't free inc->info or cur->info.
4777 (output_macinfo): Don't free ref->info or file->info.
4779 2012-01-03 Ira Rosen <irar@il.ibm.com>
4781 PR tree-optimization/51269
4782 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4783 first_niters a pointer.
4784 (slpeel_tree_peel_loop_to_edge): Likewise.
4785 (vect_do_peeling_for_loop_bound): Update call to
4786 slpeel_tree_peel_loop_to_edge.
4787 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4788 here. Remove it from the parameters list.
4789 (vect_do_peeling_for_alignment): Update calls and compute
4792 2012-01-03 Richard Guenther <rguenther@suse.de>
4794 PR tree-optimization/51070
4795 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4796 Properly handle calls.
4798 2012-01-03 Richard Guenther <rguenther@suse.de>
4800 PR tree-optimization/51692
4801 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4802 the LHS of allocation stmts.
4804 2012-01-03 Olivier Hainque <hainque@adacore.com>
4806 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4808 2012-01-03 Olivier Hainque <hainque@adacore.com>
4810 * collect2.c (main): In AIX specific computations for vector
4811 insertions, use CONST_CAST2 to cast from char ** to const char **.
4813 2012-01-03 Richard Guenther <rguenther@suse.de>
4816 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4817 the context of a limbo DIE when it does not already exist.
4819 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4821 PR tree-optimization/51719
4822 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4823 but direct call is, clear direct call's lhs and don't add fallthrough
4824 edge from dcall_bb to join_bb and PHIs.
4826 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4828 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4829 the instructions emitted by the pattern.
4830 ("*TDC_insn_<mode>"): Add comment.
4832 2012-01-03 Richard Guenther <rguenther@suse.de>
4835 * fold-const.c (fold_comparison): Properly canonicalize
4836 tree offset and HOST_WIDE_INT bit position.
4838 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4840 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4841 operands for extzv pattern.
4843 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4846 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4849 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4851 * doc/invoke.texi (-flto and related options): Copy-edit.
4853 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4855 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4857 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4859 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4862 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4864 * expr.h (move_by_pieces_ninsns): Declare.
4865 * expr.c (move_by_pieces_ninsns): Make external.
4866 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4867 (mips_store_by_pieces_p): Likewise.
4868 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4869 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4870 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4871 (mips_store_by_pieces_p): Likewise.
4873 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4875 * passes.c (register_one_dump_file): Free full_name.
4877 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4878 (calculate_elim_costs_all_insns): Free offsets_at and
4879 offsets_known_at at the end and clear the pointers.
4881 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4883 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4884 this option introduced in r180739.
4886 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4889 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4890 (tmake_file target=avr): Add avr/t-multilib.
4892 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4893 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4894 * config/avr/genmultilib.awk: New file.
4895 * config/avr/t-multilib: New auto-generated file.
4896 * config/avr/multilib.h: New auto-generated file.
4897 * config/avr/t-avr (AVR_MCUS): New variable.
4898 (genopt.sh): Use it.
4899 (s-mlib): Depend on t-multilib.
4900 (t-multilib, multilib.h): New dependencies.
4901 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4902 (MULTILIB_OPTIONS): Remove.
4903 (MULTILIB_MATCHES): Remove.
4904 (MULTILIB_DIRNAMES): Remove.
4905 (MULTILIB_EXCEPTIONS): Remove:
4906 * config/avr/genopt.sh: Don't use hard coded file name;
4907 pass AVR_MCUS from t-avr instead.
4909 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4911 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4913 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4915 Implement light-weight DImode support.
4916 * config/avr/avr-dimode.md: New file.
4917 * config/avr/avr.md: Include it.
4918 (adjust_len): Add plus64, compare64.
4919 (HIDI): Remove code iterator.
4920 (code_stdname): New code attribute.
4921 (rotx, rotsmode): Remove DI.
4922 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4924 * config/avr/avr-protos.h (avr_have_dimode): New.
4925 (avr_out_plus64, avr_out_compare64): New.
4926 * config/avr/avr.c (avr_out_compare): Handle DImode.
4927 (avr_have_dimode): New variable definition and initialization.
4928 (avr_out_compare64, avr_out_plus64): New functions.
4929 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4930 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4931 (avr_compare_pattern): Skip DImode comparisons.
4933 2012-01-02 Revital Eres <revital.eres@linaro.org>
4935 * ddg.c (def_has_ccmode_p): New function.
4936 (add_cross_iteration_register_deps,
4937 create_ddg_dep_from_intra_loop_link): Call it.
4939 2012-01-02 Richard Guenther <rguenther@suse.de>
4942 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4944 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4946 * gcc.c (process_command): Update copyright notice dates.
4947 * gcov.c (print_version): Likewise.
4948 * gcov-dump.c (print_version): Likewise.
4949 * mips-tfile.c (main): Likewise.
4950 * mips-tdump.c (main): Likewise.
4952 2012-01-01 Ira Rosen <irar@il.ibm.com>
4954 PR tree-optimization/51704
4955 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4956 a use is inside the basic block or loop before accessing its vect info.
4958 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4960 PR rtl-optimization/51069
4961 * cfgloopmanip.c (remove_path): Removing path making irreducible
4962 region unconditional makes BB part of the region.
4964 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4966 PR tree-optimization/51683
4967 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4968 calls with side-effects.
4969 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4971 Copyright (C) 2012 Free Software Foundation, Inc.
4973 Copying and distribution of this file, with or without modification,
4974 are permitted in any medium without royalty provided the copyright
4975 notice and this notice are preserved.