1 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 Backport from mainline:
4 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
7 * config/pa/pa.c (pa_attr_length_millicode_call): Use
8 MAX_PCREL17F_OFFSET instead of fixed offset.
9 (pa_attr_length_call): Likewise.
10 (pa_attr_length_indirect_call): Likewise.
12 2012-06-15 Walter Lee <walt@tilera.com>
14 Backport from mainline:
15 2012-06-15 Walter Lee <walt@tilera.com>
16 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>):
18 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
19 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
21 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
23 Backport from mainline:
25 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
26 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
27 * gimple.h (block_in_transaction): Check for flag_tm.
29 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
31 PR tree-optimization/52558
33 Backport from mainline:
34 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
35 * gimple.h (gimple_set_in_transaction): Remove.
36 (gimple_in_transaction): Look in BB instead.
37 (gimple_statement_base): Remove in_transaction field.
38 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
39 * trans-mem.c (compute_transaction_bits): Place transaction bit
40 information into basic blocks.
42 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
44 PR tree-optimization/52558
45 * cfg.c (alloc_aux_for_edge): Fix comment.
46 (alloc_aux_for_edge): Remove static.
47 * basic-block.h (alloc_aux_for_edge): Protoize.
48 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
49 (execute_sm_if_changed_flag): New.
50 (execute_sm_if_changed_flag_set): New.
51 (execute_sm): Do not generate data races unless requested.
52 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
53 (tree_ssa_lim_finalize): Call free_aux_for_edges.
54 * gimple.h (block_in_transaction): New.
55 (gimple_in_transaction): Use block_in_transaction.
57 2012-06-14 Jakub Jelinek <jakub@redhat.com>
59 Backported from mainline
60 2012-06-12 Jakub Jelinek <jakub@redhat.com>
62 PR rtl-optimization/53589
63 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
64 discovery even when e->dest != target. If any LABEL_REF points
65 to e->dest label, redirect it to target's label.
67 2012-06-07 Jakub Jelinek <jakub@redhat.com>
70 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
71 returns false, replace stmt with GIMPLE_NOP.
72 (check_omp_nesting_restrictions): Instead of issuing warnings,
73 issue errors and return false if any errors were reported.
75 2012-06-14 Richard Guenther <rguenther@suse.de>
77 * BASE-VER: Set to 4.7.2.
78 * DEV-PHASE: Set to prerelease.
80 2012-06-12 Christian Bruel <christian.bruel@st.com>
83 * config/sh/sh.c (sh_option_override): Don't force
84 flag_omit_frame_pointer and maccumulate_outgoing_args.
85 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
87 2012-06-14 Release Manager
91 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
93 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
95 2012-06-13 Richard Henderson <rth@redhat.com>
97 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
98 iterator instead of INT.
100 2012-06-08 Richard Henderson <rth@redhat.com>
103 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
104 note to a clobber insn when no other insn is available.
106 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
109 * doc/invoke.texi (Wenum-compare): Update documentation.
111 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
114 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
116 (altivec_stvlxl): Ditto.
117 (altivec_stvrx): Ditto.
118 (altivec_stvrxl): Ditto.
120 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
123 * trans-mem.c (expand_block_edges): Do not skip the first
124 statement when resetting the BB.
126 2012-06-04 Richard Guenther <rguenther@suse.de>
129 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
130 create new assembler names.
132 2012-06-04 Richard Guenther <rguenther@suse.de>
134 Backport from mainline
135 2012-04-25 Jakub Jelinek <jakub@redhat.com>
138 * stor-layout.c (get_best_mode): Don't return mode with bitsize
139 larger than maxbits. Don't compute maxbits modulo align.
140 Also check that unit bytes long store at bitpos / unit * unit
141 doesn't affect bits beyond bitregion_end.
142 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
143 would not fit into bitregion_start ... bitregion_end + 1 bit
145 (store_split_bit_field): Decrease unit close to end of bitregion_end
146 if access is restricted in order to avoid mutual recursion.
148 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
150 Backport from 2012-06-04 mainline r188172
153 * config/avr/avr-stdint.h: New file.
154 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
157 2012-06-04 Jakub Jelinek <jakub@redhat.com>
159 PR tree-optimization/53550
160 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
161 is POINTER_TYPE_P, use sizetype as step type instead of type.
163 2012-06-04 Richard Guenther <rguenther@suse.de>
164 Eric Botcazou <ebotcazou@adacore.com>
166 Backport from mainline
167 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
169 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
170 Change type of BITOFFSET to signed. Make sure the lower bound of
171 the computed range is non-negative by adjusting OFFSET and BITPOS.
172 (expand_assignment): Adjust call to get_bit_range.
174 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
176 * expr.c (get_bit_range): Return the null range if the enclosing record
177 is part of a larger bit field.
179 2012-03-20 Richard Guenther <rguenther@suse.de>
181 * stor-layout.c (finish_bitfield_representative): Fallback
182 to conservative maximum size if the padding up to the next
183 field cannot be computed as a constant.
184 (finish_bitfield_layout): If we cannot compute the distance
185 between the start of the bitfield representative and the
186 bitfield member start a new representative.
187 * expr.c (get_bit_range): The distance between the start of
188 the bitfield representative and the bitfield member is zero
189 if the field offsets are not constants.
191 2012-03-16 Richard Guenther <rguenther@suse.de>
193 * stor-layout.c (finish_bitfield_representative): Fall back
194 to the conservative maximum size if we cannot compute the
195 size of the tail padding.
197 2012-03-14 Richard Guenther <rguenther@suse.de>
199 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
200 * stor-layout.c (start_bitfield_representative): New function.
201 (finish_bitfield_representative): Likewise.
202 (finish_bitfield_layout): Likewise.
203 (finish_record_layout): Call finish_bitfield_layout.
204 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
205 for QUAL_UNION_TYPE fields.
206 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
207 Stream DECL_BIT_FIELD_REPRESENTATIVE.
208 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
213 * expr.c (get_bit_range): Unconditionally extract bitrange
214 from DECL_BIT_FIELD_REPRESENTATIVE.
215 (expand_assignment): Adjust call to get_bit_range.
217 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
220 * fold-const.c (fold_binary_loc): Refine previous change.
222 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
224 Backport from mainline
225 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
228 * config/sh/sh.c (find_barrier): Add equality check of last_got to
229 avoid going above orig insn. Update comments.
231 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
233 Backport from mainline
234 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
237 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
238 prologue for unwinder and profiler.
240 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
242 Backport from mainline
243 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
245 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
247 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
249 Backport from mainline
250 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
252 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
255 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
257 Backport from mainline
258 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
260 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
261 operand is CONST_INT. Take COSTS_N_INSNS into account.
262 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
265 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
267 * config/avr/avr.opt (-msp8): Document it.
268 * doc/invoke.texi (AVR Options): Copy from trunk docu.
270 2012-05-31 Richard Guenther <rguenther@suse.de>
273 * expr.c (expand_assignment): Do not use movmisalign on
276 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
279 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
280 (pa_section_type_flags): New.
281 (pa_legitimate_constant_p): Revert previous change.
283 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
285 Backport from mainline
286 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
289 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
291 (ipa_tm_create_version): Same.
293 2012-05-30 Jason Merrill <jason@redhat.com>
296 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
297 about array compound literals.
299 2012-05-30 Richard Guenther <rguenther@suse.de>
302 * fold-const.c (fold_binary_loc): Make sure to call
303 fold_plusminus_mult_expr with the original sign of operands.
305 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
307 * explow.c (probe_stack_range): Restore simple control flow and stop
308 again when the probe cannot be generated if HAVE_check_stack.
310 2012-05-30 Jakub Jelinek <jakub@redhat.com>
312 PR rtl-optimization/53519
313 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
314 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
316 2012-05-29 Richard Guenther <rguenther@suse.de>
318 PR tree-optimization/53516
319 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
321 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
323 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
325 Backport from mainline
326 2012-05-28 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/53438
329 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
331 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
333 Backport from mainline
334 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
336 PR rtl-optimization/52528
337 * combine.c (can_combine_p): Add setting of subst_low_luid
338 before call to expand_field_assignment().
340 2012-05-26 Martin Jambor <mjambor@suse.cz>
342 Backport from mainline
343 2012-05-23 Martin Jambor <mjambor@suse.cz>
345 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
347 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
350 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
351 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
353 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
356 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
357 (ix86_expand_vec_perm): Use int mode instead of float.
359 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
362 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
363 gnu_ld variables to yes.
364 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
365 (HAVE_GNU_AS): Likewise.
366 * config.in: Regenerate.
367 * configure: Likewise.
369 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
371 Backport from mainline
372 2012-03-12 Richard Guenther <rguenther@suse.de>
373 * config/arm/arm.c (neon_dereference_pointer): Do not call
374 covert during RTL expansion.
376 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
378 Backport from mainline
379 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
382 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
383 relied on signed overflow behavior.
385 2012-05-24 Richard Guenther <rguenther@suse.de>
388 * tree-profile.c (tree_profiling): Cleanup the CFG if
389 execute_fixup_cfg requests it.
391 2012-05-24 Jakub Jelinek <jakub@redhat.com>
393 PR tree-optimization/53465
394 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
395 vr0 into *vr, then vrp_meet that.
396 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
397 have any equivalences.
398 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
401 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
403 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
405 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
406 (iterative_hash_gimple_type): Adjust comment.
407 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
408 domain for an array type instead of the domain type itself.
410 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
412 Backport from 2012-05-23 mainline r187803
415 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
416 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
419 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
421 Backport from 2012-05-03 mainline r187075
423 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
424 has_fma4 for AMD processors with both fma3 and fma4 support.
426 2012-05-22 Richard Guenther <rguenther@suse.de>
428 PR tree-optimization/53408
429 * tree-vect-loop.c (vectorizable_induction): Properly check
430 the restriction that we cannot handle induction results from
431 the inner loop outside of the outer loop.
433 2012-05-21 Jakub Jelinek <jakub@redhat.com>
435 PR tree-optimization/53436
436 * omp-low.c (omp_build_component_ref): New function.
437 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
439 PR tree-optimization/53366
440 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
441 tests if complex_numbers == 2, but there are non-complex number loads
444 PR tree-optimization/53409
445 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
446 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
448 PR tree-optimization/53410
449 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
450 instead of build_int_cst (type, 0) where vector types might be
453 2012-05-21 Joseph Myers <joseph@codesourcery.com>
456 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
457 from folded operands before wrapping another around the
458 conditional expression.
460 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
461 Patrick Marlier <patrick.marlier@gmail.com>
463 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
466 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
468 Backport from mainline
469 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
472 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
473 (UNSPECV_RDRAND): This.
474 (rdrand<mode>_1): Updated.
476 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
478 Backport from mainline
479 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
481 * config/i386/driver-i386.c (host_detect_local_cpu): Support
482 RDRND, F16C and FSGSBASE.
484 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
486 Backport from mainline
487 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
489 * tree-ssa-pre.c (can_value_number_call): Delete.
490 (compute_avail): Skip all statements with side effects.
491 <GIMPLE_CALL>: Skip calls to internal functions.
493 2012-05-18 David S. Miller <davem@davemloft.net>
495 Backport r185385 from mainline
496 2012-03-14 Richard Guenther <rguenther@suse.de>
499 * tree-vect-generic.c (type_for_widest_vector_mode): Take
500 element type instead of mode, use build_vector_type_for_mode
501 instead of the langhook, build a vector of proper signedness.
502 (expand_vector_operations_1): Adjust.
504 2012-05-18 Olivier Hainque <hainque@adacore.com>
506 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
507 $(libsubdir) as libexecsubdir.
509 2012-05-16 Andrew Pinski <apinski@cavium.com>
511 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
514 2012-05-16 David S. Miller <davem@davemloft.net>
516 * jump.c (delete_related_insns): If we remove a CALL, make sure
517 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
519 2012-05-16 Richard Henderson <rth@redhat.com>
522 * combine-stack-adj.c (prev_active_insn_bb): New.
523 (next_active_insn_bb): New.
524 (force_move_args_size_note): New.
525 (combine_stack_adjustments_for_block): Use it.
527 2012-05-16 Olivier Hainque <hainque@adacore.com>
529 * Makefile.in (install-no-fixedincludes): New target, former toplevel
530 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
531 Add comments and improve stamp preservation across the whole sequence.
532 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
534 2012-05-16 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/53364
537 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
538 detect a view-conversion of the decl.
540 2012-05-15 Jakub Jelinek <jakub@redhat.com>
543 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
544 that operands[2] is either immediate, or q_regs_operand.
546 2012-05-15 Bin Cheng <bin.cheng@arm.com>
548 Backport r187139 from mainline.
549 2012-05-04 Bin Cheng <bin.cheng@arm.com>
551 PR rtl-optimization/52804
552 * reload1.c (reload_reg_reaches_end_p): Check whether successor
553 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
554 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
555 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
556 RELOAD_FOR_OUTADDR_ADDRESS.
558 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
561 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
562 generate target register for "load" class builtins.
565 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
569 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
570 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
571 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
572 (<sse>_movu<ssemodesuffix>): New expander.
573 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
574 (avx_movdqu<avxmodesuffix>): New expander.
575 (*sse2_movdqu): Rename from sse2_movdqu.
576 (sse2_movdqu): New expander.
578 2012-05-14 Jakub Jelinek <jakub@redhat.com>
580 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
581 lineno 1 the same as lineno 0 before first start file directive.
582 (optimize_macinfo_range): Likewise.
584 * dwarf2out.c (have_macinfo): Define.
585 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
586 attribute, don't force empty compilation unit and don't emit any
587 .debug_macinfo/.debug_macro section if macinfo_table is empty.
589 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
591 Backport from mainline
592 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
594 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
595 ORDERED and UNORDERED conditions.
597 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
599 * function.c (requires_stack_frame_p): If the function can throw
600 non-call exceptions, return true if the insn can throw internally.
602 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
604 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
605 DECL_ORIGINAL_TYPE if it is present.
607 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
609 Backport from 2012-05-12 mainline r187342.
612 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
613 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
614 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
615 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
616 (expand_prologue): Move initialization of cfun->machine->is_naked,
617 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
618 (avr_set_current_function): ...this new static function.
619 (TARGET_SET_CURRENT_FUNCTION): New define.
620 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
621 checking attributes of current_function_decl.
622 (avr_regs_to_save): Ditto.
623 (signal_function_p): Rename to avr_signal_function_p.
624 (interrupt_function_p): Rename to avr_interrupt_function_p.
626 * doc/extend.texi (Function Attributes): Better explanation of
627 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
630 2012-05-09 Matthias Klose <doko@ubuntu.com>
632 * gcc-ar.c (main): Don't check for execute bits for the plugin.
634 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
637 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
638 when a constant source operand matches an "I" constraint, the "no
639 CC0 change" applies to a register-destination only, not a
640 strict_low_part-destination.
642 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
644 Backport from mainline:
645 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
647 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
649 2012-05-07 Jakub Jelinek <jakub@redhat.com>
651 PR tree-optimization/53239
652 * tree-vrp.c (get_value_range): Set VR of
653 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
656 2012-05-07 Richard Guenther <rguenther@suse.de>
658 PR tree-optimization/53195
659 * tree-inline.c (setup_one_parameter): Properly add referenced
660 vars from the parameters new known value.
662 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
664 Backport from mainline:
665 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
668 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
671 2012-05-04 Ian Lance Taylor <iant@google.com>
673 * tree-vect-patterns.c (vect_single_imm_use): Correct return
674 values from false to NULL.
676 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
678 Backport from mainline
679 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
683 (TARGET_CMOV): Rename from TARGET_CMOVE.
684 (TARGET_CMOVE): New define.
685 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
686 Do not set TARGET_CMOVE here.
688 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
690 Backport from mainline:
692 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
694 PR tree-optimization/52633
695 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
696 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
697 (vect_recog_over_widening_pattern): Remove handling of code that was
698 already detected as over-widening pattern. Remove special handling
699 of "unsigned" cases. Instead, support general case of conversion
700 of the shift result to another type.
702 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
704 * tree-vect-patterns.c (vect_single_imm_use): New function.
705 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
706 (vect_recog_over_widening_pattern): Likewise.
707 (vect_recog_widen_shift_pattern): Likewise.
709 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
711 PR tree-optimization/52870
712 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
713 presumed pattern statement is within the same loop or basic block.
715 2012-05-04 Richard Guenther <rguenther@suse.de>
717 * common.opt (flto-report): Do not mark as Optimization.
719 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
722 * recog.c (constrain_operands): If extra constraints are present, also
723 accept pseudo-registers with equivalent memory locations during reload.
725 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
727 Backport from the mainline
728 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
731 * config/rs6000/rs6000.md (bswapdi splitters): If
732 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
733 default) is used, generate an alternate sequence that does not
734 depend on using indexed addressing.
736 2012-05-03 David S. Miller <davem@davemloft.net>
739 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
740 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
741 (sparc_emit_float_lib_cmp): Likewise.
743 2012-05-04 Martin Jambor <mjambor@suse.cz>
745 Backport from mainline
746 2012-05-02 Martin Jambor <mjambor@suse.cz>
749 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
750 of a variable when the contect is a function.
752 2012-05-03 Jakub Jelinek <jakub@redhat.com>
755 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
756 append program name to it and pass that as first argument
757 to make_relative_prefix. Always pass standard_libexec_prefix
758 as last argument to make_relative_prefix. If
759 make_relative_prefix returns NULL, fall back to
760 standard_libexec_prefix.
763 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
767 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
768 mode, return that mode.
770 2012-05-03 Richard Guenther <rguenther@suse.de>
772 PR tree-optimization/53144
773 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
775 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
776 with SSA name values.
777 (vn_reference_lookup_3): Adjust callers.
779 2012-05-02 Jakub Jelinek <jakub@redhat.com>
781 PR tree-optimization/53163
782 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
783 return value from compute_all_dependences.
785 PR rtl-optimization/53160
786 * ree.c (combine_reaching_defs): Handle the case where cand->insn
787 has been modified by ree pass already.
789 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
791 Backport from mainline
792 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
795 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
796 calls to cgraph_node_name in xstrdup.
797 (ipa_make_edge_direct_to_target): Ditto.
798 * tree-sra.c (convert_callers_for_node): Ditto.
799 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
800 * ipa-cp.c (perhaps_add_new_callers): Ditto.
801 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
802 (cgraph_materialize_all_clones): Ditto.
803 * ipa-inline.c (report_inline_failed_reason): Ditto.
804 (want_early_inline_function_p): Ditto.
805 (edge_badness): Ditto.
806 (update_edge_key): Ditto.
807 (flatten_function): Ditto.
809 (inline_always_inline_functions): Ditto.
810 (early_inline_small_functions): Ditto.
812 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
814 Backport from mainline
815 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
817 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
818 Introduce emul_name to select the right linker emulation for
819 powerpc64-*-freebsd*.
820 * configure: Regenerate.
821 * config.gcc: Add bits to support powerpc64-*-freebsd*.
822 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
823 * config/rs6000/freebsd64.h: New file.
824 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
826 (rs6000_savres_strategy): Likewise.
827 (rs6000_savres_routine_name): Likewise.
828 (rs6000_elf_file_end): Likewise.
829 * config/rs6000/t-freebsd64: New file.
830 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
831 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
833 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
835 Backport from mainline
836 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
839 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
841 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
843 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
844 predicate to discriminate types.
846 2012-04-27 Richard Guenther <rguenther@suse.de>
849 * convert.c (convert_to_integer): Avoid infinite recursion for
850 target-defined built-in types.
852 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
855 * config/cris/cris.md ("*andhi_lowpart_v32")
856 ("*andqi_lowpart_v32"): Change first input-only operand from
857 a (match_operand ...) to (match_dup 0). Drop alternatives with
858 const_int-matching constraints for redundancy.
859 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
860 three-operand alternative.
862 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
864 Backport from mainline
865 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
868 (*addsi_2_zext): Ditto.
869 (*add<mode>_3): Ditto.
870 (*addsi_3_zext): Ditto.
871 (*add<mode>_5): Ditto.
873 2012-04-25 Jakub Jelinek <jakub@redhat.com>
876 * c-typeck.c (set_nonincremental_init,
877 set_nonincremental_init_from_string): Pass true instead of false
878 as IMPLICIT to add_pending_init.
880 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
882 Backport from 2012-04-24 mainline r186768.
885 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
887 2012-04-24 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/53085
890 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
893 2012-04-24 Jakub Jelinek <jakub@redhat.com>
896 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
898 (output_addressed_constants): Likewise.
901 * varasm.c (get_section): Don't ICE for section conflicts with
902 built-in section kinds.
904 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
906 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
908 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
910 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
912 2012-04-23 Richard Guenther <rguenther@suse.de>
915 * c-typeck.c (build_binary_op): Fix typo.
917 2012-04-23 Jakub Jelinek <jakub@redhat.com>
919 PR tree-optimizations/52891
920 * tree-vect-patterns.c (adjust_bool_pattern): Use
921 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
922 but with non-standard precision.
924 2012-04-22 Ian Lance Taylor <iant@google.com>
926 * godump.c (go_output_typedef): Dump size of structs.
928 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
930 Backport from mainline:
932 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
933 hints for 'A' operand types.
935 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
937 Backport from 2012-04-19 mainline r186588.
940 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
943 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
945 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
947 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/sync.md (atomic_<code><mode>): Rename to
951 atomic_<logic><mode>.
953 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
955 Backport from mainline
956 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
960 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
961 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
962 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
963 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
964 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
965 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
966 gen_avx2_permvarv8sf.
968 2012-04-16 Martin Jambor <mjambor@suse.cz>
970 Backported from mainline
972 2012-04-13 Martin Jambor <mjambor@suse.cz>
975 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
976 fold_ctor_reference returns a zero constant.
978 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
980 Backported from mainline
981 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
983 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
984 and __ILP32__ for x32.
986 2012-04-13 Tom de Vries <tom@codesourcery.com>
988 Backport from mainline r186418.
990 2012-04-13 Tom de Vries <tom@codesourcery.com>
992 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
993 parameters vuse and vuse_escaped.
994 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
995 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
998 2012-04-13 Richard Guenther <rguenther@suse.de>
1000 PR tree-optimization/52969
1001 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1002 the condition for the COND_EXPR and handle predicate negation
1003 by swapping the COND_EXPR arms.
1005 2012-04-13 Richard Guenther <rguenther@suse.de>
1008 * convert.c (convert_to_pointer): Remove special-casing of
1011 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1013 Backport from mainline
1014 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1017 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1018 the list of options to enable the FCFID instruction.
1019 (TARGET_EXTRA_BUILTINS): Adjust comment.
1021 2012-04-12 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/52943
1024 * tree-chrec.h (chrec_is_positive): Remove.
1025 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1026 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1027 Return false for a constant zero instead of negative.
1028 (analyze_siv_subscript_cst_affine): Handle zero difference
1029 in the initial condition explicitely.
1031 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1034 * varasm.c (process_pending_assemble_externals): Set
1035 pending_assemble_externals_processed true.
1036 (assemble_external): Call assemble_external_real if the pending
1037 assemble externals have been processed.
1039 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1042 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1043 the DECL generated for the special GOT helper.
1045 2012-04-06 Walter Lee <walt@tilera.com>
1047 Backport from mainline
1048 2012-03-07 Walter Lee <walt@tilera.com>
1050 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1051 REG_CFA_* notes for the stack pointer.
1052 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1053 EH_RETURN_STACKADJ_RTX.
1054 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1055 generate REG_CFA_* notes for the stack pointer.
1056 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1057 by EH_RETURN_STACKADJ_RTX.
1059 2012-04-06 Matt Turner <mattst88@gmail.com>
1061 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1063 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1065 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1066 of the destination isn't also a FP_REGS register.
1068 2012-04-03 Richard Guenther <rguenther@suse.de>
1070 Backport from mainline
1071 2012-03-02 Richard Guenther <rguenther@suse.de>
1073 PR tree-optimization/52406
1074 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1075 (struct indices): Add unconstrained_base member.
1076 (struct dr_alias): Remove unused vops member.
1077 (DR_UNCONSTRAINED_BASE): New define.
1078 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1079 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1080 be an artificial access that covers the whole indexed object,
1081 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1082 plain decl base-objects to their MEM_REF variant.
1083 (dr_may_alias_p): When the base-object of either data reference
1084 has unknown size use only points-to information.
1085 (compute_affine_dependence): Make dumps easier to read and
1087 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1088 DR_REF when looking for packed references.
1089 (vect_supportable_dr_alignment): Likewise.
1091 2012-04-03 Richard Guenther <rguenther@suse.de>
1093 Backport from mainline
1094 2012-03-15 Richard Guenther <rguenther@suse.de>
1097 * tree-data-ref.c (subscript_dependence_tester_1): Check
1098 all dimensions for non-conflicting access functions.
1100 2012-04-03 Richard Guenther <rguenther@suse.de>
1102 Backport from mainline
1103 2012-03-06 Richard Guenther <rguenther@suse.de>
1106 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1108 2012-03-23 Richard Guenther <rguenther@suse.de>
1110 PR tree-optimization/52678
1111 * tree-vectorizer.h (struct _stmt_vec_info): Add
1112 loop_phi_evolution_part member.
1113 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1114 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1115 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1116 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1117 Use the cached evolution part and the PHI nodes value from
1118 the loop preheader edge instead of re-analyzing the evolution.
1120 2012-03-26 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/52701
1123 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1124 compute and set the evolution part of PHI nodes.
1126 2012-03-30 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/52754
1129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1130 propagate arbitrary addresses into really plain dereferences.
1132 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1134 PR tree-optimization/52835
1135 * tree-data-ref.c (build_rdg): Return NULL if
1136 compute_data_dependences_for_loop failed.
1138 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1140 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1141 (stmt_can_make_abnormal_goto): Use it.
1142 (is_ctrl_altering_stmt): Likewise.
1144 2012-03-31 Martin Jambor <mjambor@suse.cz>
1146 Backported from mainline
1147 2012-03-30 Martin Jambor <mjambor@suse.cz>
1149 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1150 is a builtin_stack_save in a dominating BB.
1152 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1155 crossing 128bit lane boundary.
1157 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1159 Backported from mainline
1160 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1165 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1166 * config/i386/i386.c: Include reload.h.
1167 (ix86_legitimize_reload_address): New function.
1169 2012-03-28 Martin Jambor <mjambor@suse.cz>
1171 Backported from mainline
1172 2012-03-27 Martin Jambor <mjambor@suse.cz>
1175 * tree-sra.c (sra_modify_assign): Do not call
1176 load_assign_lhs_subreplacements when working with an unscalarizable
1179 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1182 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1183 __builtin_va_start to __builtin_next_arg if the latter is
1184 builtin_decl_explicit_p rather than when it is not.
1187 * tree-vect-generic.c (vector_element): Perform multiplication
1188 for pos in bitsizetype type instead of idx type.
1190 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1192 Backport from 2012-03-28 mainline r185910.
1195 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1196 (avr_builtin_decl): New static function.
1197 (struct avr_builtin_description, avr_bdesc): Move up.
1198 Add GTY marker. Add field fndecl. Remove redundant field id.
1199 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1200 (avr_expand_builtin): Code cleanup because .id is removed.
1202 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1205 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1208 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1210 Backport from 2012-03-28 mainline r185907.
1213 * config.gcc (tm_file): Remove avr/multilib.h.
1215 * doc/invoke.texi (AVR Options): Adjust
1216 documentation of -mtiny-stack.
1218 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1219 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1220 * config/avr/t-avr: Remove generation of multilib.h.
1221 * config/avr/t-multilib: Regenerate.
1222 * config/avr/multilib.h: Remove.
1223 * config/avr/avr.opt (-msp8): New option.
1224 (avr_sp8): New variable.
1225 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1226 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1227 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1228 (avr_device_to_sp8): New prototype.
1229 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1230 (DRIVER_SELF_SPECS): New define.
1231 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1232 __AVR_SP8__, __AVR_HAVE_SPH__.
1233 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1234 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1235 (avr_file_start): Ditto.
1237 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1240 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1241 instead of 8 in adjust_address.
1243 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1245 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1246 of a unit before computing the offset in units.
1248 2012-03-27 Richard Guenther <rguenther@suse.de>
1251 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1254 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1257 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1259 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1262 * varasm.c: Include pointer-set.h.
1263 (pending_assemble_externals_set): New pointer set.
1264 (process_pending_assemble_externals): Destroy the pointer set.
1265 (assemble_external): See if decl is in pending_assemble_externals_set,
1266 and add it to pending_assemble_externals if necessary.
1267 (init_varasm_once): Allocate pending_assemble_externals_set.
1269 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1271 Backported from mainline
1272 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1275 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1276 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1277 (vector_ltgt<mode>): Likewise.
1278 (vector_ordered<mode>): Likewise.
1279 (vector_unordered<mode>): Likewise.
1280 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1282 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1284 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1287 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1289 Backported from mainline
1290 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1294 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1295 GENERAL_REGS and FP_REGS for SImode.
1297 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1300 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1301 on any new_local_var_chain vars declared during recursing on
1302 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1304 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1306 Backport from 2012-03-22 mainline r185692.
1309 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1310 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1311 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1312 (delay_cycles_1, delay_cycles_2): Ditto.
1313 (delay_cycles_3, delay_cycles_4): Ditto.
1314 (nopv, *nopv): Ditto.
1315 (sleep, *sleep): Ditto.
1318 Backport from 2012-03-21 mainline r185605.
1320 PR rtl-optimization/52543
1322 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1323 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1324 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1325 (avr_load_libgcc_p): Restrict to __flash loads.
1326 (avr_out_lpm): Only handle 1-byte loads from __flash.
1327 (avr_load_lpm): New function.
1328 (avr_find_unused_d_reg): Remove.
1329 (avr_out_lpm_no_lpmx): Remove.
1330 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1331 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1332 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1333 (load_<mode>, load_<mode>_clobber): New insns.
1334 (mov<mode>): For multi-byte move from non-generic
1335 16-bit address spaces: Expand to load_<mode> resp.
1336 load_<mode>_clobber.
1337 (load<mode>_libgcc): Remove expander.
1338 (split-lpmx): Remove split.
1340 Backport from 2012-03-13 mainline r185329.
1343 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1344 offset (size) to a value the insns can deal with.
1345 (expand_epilogue): Ditto.
1347 Backport from 2012-03-12 mainline r185256.
1350 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1351 type from reg_class_t to enum reg_class.
1352 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1354 Backport from 2012-03-12 mainline r185253.
1357 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1358 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1359 r184615 from 2012-02-28.
1361 Backport from 2012-03-08 mainline r185105.
1363 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1364 for constants in [-63,63].
1366 Backport from 2012-03-08 mainline r185100.
1369 * config/avr/avr.c (avr_mem_clobber): New static function.
1370 (avr_expand_delay_cycles): Add memory clobber operand to
1371 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1372 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1373 (enable_interrupt, disable_interrupt): New expander.
1374 (nopv, sleep, wdr): New expanders.
1375 (delay_cycles_1): Add memory clobber.
1376 (delay_cycles_2): Add memory clobber.
1377 (delay_cycles_3): Add memory clobber.
1378 (delay_cycles_4): Add memory clobber.
1379 (cli_sei): New insn from former "enable_interrupt",
1380 "disable_interrupt" with memory clobber.
1381 (*wdt): New insn from former "wdt" with memory clobber.
1382 (*nopv): Similar, but for "nopv".
1383 (*sleep): Similar, but for "sleep".
1385 Backport from 2012-03-07 mainline r185043.
1388 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1390 Backport from 2012-03-07 mainline r185032.
1393 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1394 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1395 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1397 Backport from 2012-03-07 mainline r185031.
1400 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1402 * config/avr/avr.md (xload_8): Adjust insn length.
1404 Backport from 2012-03-07 mainline r185030.
1407 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1408 if RAMPZ affects reading from RAM.
1410 Backport from 2012-03-05 mainline r184919.
1412 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1414 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1416 Backport from mainline r185259.
1419 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1420 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1422 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1424 Backported from mainline
1425 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1428 * c-parser.c (c_parser_postfix_expression)
1429 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1431 * config/i386/smmintrin.h: Avoid /* within a comment.
1432 * config/i386/nmmintrin.h: Likewise.
1434 2012-03-22 Richard Guenther <rguenther@suse.de>
1436 * BASE-VER: Set to 4.7.1.
1437 * DEV-PHASE: Set to prerelease.
1439 2012-03-22 Release Manager
1441 * GCC 4.7.0 released.
1443 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1445 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1447 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1448 Andrew Pinski <apinski@cavium.com>
1451 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1452 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1453 calls instead of __builtin_ir{int,ound}*.
1455 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1458 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1461 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1463 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1464 Refer to GCC 4.7 version of c99status.html.
1466 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1468 Backport from mainline
1469 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1471 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1472 redefine to be NULL if the current bit-size is different from the
1473 configured bit-size.
1475 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1476 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1477 set the default tuning. Add asserts to make sure the cpu and tune
1478 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1479 test whether the index is set, instead of > 0.
1480 (rs6000_file_start): Do not reset the default cpu if the current
1481 bit-size is different from the configured bit-size.
1483 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1485 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1487 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1488 Update binutils references.
1489 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1490 Update binutils reference.
1491 Update Sun as/GNU ld caveat.
1492 Document binutils largefile requirement for LTO plugin.
1493 Remove reference to alternate libpthread.
1495 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1497 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1499 (Specific, mips-sgi-irix6): Likewise.
1501 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1503 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1504 * configure: Regenerate.
1506 2012-03-07 Richard Henderson <rth@redhat.com>
1508 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1509 * config/m68k/sync.md (atomic_test_and_set): Use it.
1510 (atomic_test_and_set_1): Likewise.
1512 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1515 * Makefile.in: Let install-gcc-ar depend on installdirs,
1516 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1517 Don't double canonicalize if cross-compiling.
1519 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1521 * trans-mem.c: New typedef for tm_region_p.
1522 Define vector types for tm_region_p.
1523 (tm_region_init): Replace region_worklist to a vector called
1526 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1529 * trans-mem.c (tm_region_init): Use last_basic_block.
1531 2012-03-05 Richard Henderson <rth@redhat.com>
1534 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1535 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1536 BIGGEST_ALIGNMENT is aligned.
1538 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1540 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1542 2012-03-05 Richard Henderson <rth@redhat.com>
1545 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1546 instead of calling negqi2 directly.
1548 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1550 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1551 (INTMAX_TYPE): Use it.
1552 (UINTMAX_TYPE): Likewise.
1553 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1554 (irix6_c_common_override_options): Declare.
1555 (C_COMMON_OVERRIDE_OPTIONS): Define.
1556 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1557 * config/mips/irix6-c.c: New file.
1558 * config/mips/t-irix6 (irix6-c.o): New target.
1559 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1562 2012-03-02 Richard Henderson <rth@redhat.com>
1564 * optabs.c (expand_atomic_test_and_set): Honor
1565 atomic_test_and_set_trueval even when atomic_test_and_set
1566 optab is not in use.
1568 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1570 Backport from mainline
1571 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1573 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1575 2012-03-02 Richard Guenther <rguenther@suse.de>
1577 * DEV-PHASE: Set to prerelease.
1579 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1581 * config.gcc (obsolete): Add all ARM targets using the FPA.
1582 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1583 * doc/install.texi: Avoid references to obsolete ARM ports.
1585 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1587 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1589 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1590 Joern Rennecke <joern.rennecke@embecosm.com>
1592 * doc/extend.texi: Expand and update information on interrupt
1593 attribute for Epiphany.
1595 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1597 * config/sh/sh-protos.h: Update copyright notice dates.
1598 * config/sh/sh.h: Likewise.
1599 * config/sh/sh.md: Likewise.
1600 * config/sh/constraints.md: Likewise.
1601 * config/sh/predicates.md: Likewise.
1603 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1605 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1606 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1608 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1610 * config/sh/constraints.md: Fix comment typo.
1612 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1615 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1616 unsigned HOST_WIDE_INT.
1617 (zvdep_imm64): Likewise.
1618 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1619 (vdepi_and): Likewise.
1620 Likewise for unamed 64-bit patterns.
1621 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1623 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1626 PR rtl-optimization/52417
1627 * cselib.c (cselib_any_perm_equivs): New variable.
1628 (cselib_reset_table): Check that it's not set when not
1629 preserving constants.
1630 (cselib_add_permanent_equiv): Set it.
1631 (cselib_have_permanent_equivalences): New.
1632 (cselib_init, cselib_finish): Reset it.
1633 * cselib.h (cselib_have_permanent_equivalences): Declare.
1634 * alias.c (get_addr): Restore earlier behavior when there
1635 aren't permanent equivalences.
1637 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1639 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1640 * config/v850/v850-modes.def: Fix copyright notice.
1642 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1644 * doc/extend.texi (AVR Built-in Functions): Document
1645 __builtin_avr_flash_segment.
1647 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1648 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1649 (*split.flash_segment): New insn-and-split.
1650 * config/avr/avr.c (avr_init_builtins): Add local variables:
1651 const_memx_void_node, const_memx_ptr_type_node,
1652 char_ftype_const_memx_ptr.
1654 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1656 PR tree-optimization/52445
1657 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1658 add ssa_name_ver, offset and size fields and change store field
1660 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1661 (add_or_mark_expr): Likewise. Only consider previous stores
1662 with the same size and offset.
1663 (nt_init_block): Only look at gimple_assign_single_p stmts,
1664 doesn't look at rhs2.
1666 2012-03-01 Richard Guenther <rguenther@suse.de>
1669 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1670 conversions from integral types to pointer types.
1672 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1674 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1675 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1676 unintentionally removed in r184616.
1678 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1680 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1683 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1684 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1688 alternatives, add "e" constraint to the new last alternative
1689 and ! to last 3 alternatives.
1691 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1693 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1694 DW_AT_artificial attributes at the end of the processing.
1695 (gen_array_type_die): Likewise.
1696 (gen_enumeration_type_die): Likewise.
1697 (gen_struct_or_union_type_die): Likewise.
1698 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1701 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1704 * expr.c (expand_assignment): If doing misaligned store that doesn't
1705 cover all mode bits, perform a RMW cycle.
1707 PR tree-optimization/52429
1708 * tree-parloops.c (separate_decls_in_region_debug): Return early
1709 if var is LABEL_DECL.
1711 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1713 PR tree-optimization/52424
1714 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1715 calling dom_thread_across_edge.
1717 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1719 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1721 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1723 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1724 * config/avr/avr.c (avr_output_bld): Remove unused function.
1725 (avr_out_sbxx_branch): Use "%T" to print bit position.
1727 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1729 * config/avr/avr.md: Untabify.
1731 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1733 * config/avr/avr.md (eqne): New code iterator.
1734 (*dec-and-branchsi): Use it in text peephole's condition.
1735 (*dec-and-branchhi): Ditto.
1736 (*dec-and-branchqi): Ditto.
1738 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1741 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1742 the device does not have the skip-bug.
1744 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1746 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1747 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1748 -mpretend-cmove): New.
1750 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1753 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1754 doesn't count DEBUG_INSN refs.
1755 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1756 for DEBUG_INSN refs.
1758 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1762 2012-02-20 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/52298
1764 * tree-vect-stmts.c (vectorizable_load): Properly use
1765 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1768 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1771 * gimple.h (gimple_in_transaction): New.
1772 (gimple_set_in_transaction): New.
1773 (struct gimple_statement_base): Add in_transaction field.
1774 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1776 (tree_ssa_lim_initialize): Compute transaction bits.
1777 * tree.h (compute_transaction_bits): Protoize.
1778 * trans-mem.c (tm_region_init): Use the heap to store BB
1780 (compute_transaction_bits): New.
1782 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1784 * gcc.c (display_help): Document --help=common and sort entries
1787 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1789 * doc/install.texi: Document check-$LANG specific shortcuts
1791 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1794 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1796 * config/arm/arm_neon.h: Regenerate.
1797 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1798 (neon_vcgeu): New insn.
1799 (neon_vcgtu): Likewise.
1800 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1801 (ops): Unsigned comparison intrinsics call a different
1804 2012-02-28 Richard Guenther <rguenther@suse.de>
1807 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1808 ordering for the VEC_CONCAT for two element vectors for
1809 V2SFmode, V2SImode and V2DImode.
1811 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1814 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1815 detecting big-endian triplets.
1817 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1819 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1820 mode if there is no type information available.
1822 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1824 PR tree-optimization/53207
1825 * doc/invoke.texi: Document as experimental and relying on graphite.
1827 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1829 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1830 of initializer to changes from r184614.
1832 2012-02-28 Richard Guenther <rguenther@suse.de>
1834 PR tree-optimization/52395
1835 * tree-sra.c (build_ref_for_offset): Also look at the base
1836 TYPE_ALIGN when figuring out the alignment of the replacement.
1838 2012-02-28 Richard Guenther <rguenther@suse.de>
1840 PR tree-optimization/52402
1841 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1842 mis-aligned types when creating the accesses at the call site.
1844 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1846 * config/avr/builtins.def: New file.
1847 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1848 * config/avr/avr.c (enum avr_builtin_id): Use it.
1849 (avr_init_builtins): Use it. And use avr_bdesc.
1850 (bdesc_1arg): Remove.
1851 (bdesc_2arg): Remove.
1852 (bdesc_3arg): Remove.
1853 (struct avr_builtin_description): Add field n_args.
1854 (avr_bdesc): New static variable using builtins.def.
1855 (avr_expand_builtin): Use it.
1856 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1857 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1858 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1860 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1863 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1864 match only one single hard register with respective hard reg rtx.
1865 (movmemx_<mode>): Ditto.
1866 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1867 insn anatomy of movmem[x]_<mode>.
1868 (avr_out_movmem): Same for printing assembler and operand usage.
1870 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1874 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1875 address spaces located outside of device flash.
1877 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1878 (mcu_type_s): Add field n_flash.
1879 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1880 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1881 (AVR_MCU): Add N_FLASH argument.
1882 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1883 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1884 macro __FLASH<n> if that address space makes sense for the device.
1885 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1886 outside of target flash.
1887 (avr_asm_named_section): Ditto.
1888 (avr_asm_select_section): Ditto.
1889 (avr_addr_space_convert): Ditto.
1890 (avr_emit_movmemhi): Ditto.
1891 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1892 address space is outside of device flash.
1893 (avr_insert_attributes): Ditto.
1894 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1895 avr_current_arch->n_segments.
1897 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1900 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1902 (*movabs<mode>_2): Likewise.
1904 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1907 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1908 s_register_operand in the test instead of REG_P. Don't call
1909 gen_reg_rtx if it won't be used.
1911 PR tree-optimization/52376
1912 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1914 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1916 * ifcvt.c (noce_get_condition): Check condition variable is not
1917 small_register_classes_for_mode_p before accepting.
1919 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1921 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1923 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1926 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1927 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1929 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1931 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1933 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1935 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1937 * config/sh/predicates.md: Remove blank lines.
1938 * config/sh/sh.c: Fix typos in comments.
1939 * config/sh/constraints.md: Likewise.
1940 * config/sh/sh.md: Remove blank lines.
1941 Fix typos in comments. Use ;; as comment characters.
1943 2012-02-26 Walter Lee <walt@tilera.com>
1945 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1946 (replace_mov_pcrel_step2): Ditto.
1948 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1951 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1952 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1953 and locs that reference values newer than the non-canonical value
1954 at hand. Return the canonical value as a worst case.
1955 (memrefs_conflict_p): Walk canonical value's locs.
1958 * cselib.c (preserve_only_constants): Rename to...
1959 (preserve_constants_and_equivs): ... this. Split out...
1960 (invariant_or_equiv_p): ... this. Preserve plus expressions
1961 of other preserved expressions too.
1962 (cselib_reset_table): Adjust.
1963 * var-tracking.c (reverse_op): Use canonical value to build
1966 2012-02-23 Kai Tietz <ktietz@redhat.com>
1968 * config/i386/i386.c (ix86_delegitimize_address): Handle
1969 UNSPEC_PCREL plus displacement.
1971 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1974 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1975 to test for unusedness in st X addressing.
1977 2012-02-24 Richard Guenther <rguenther@suse.de>
1980 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1981 (is_gimple_reg_type): Move inline ...
1982 * gimple.h (is_gimple_reg_type): ... here.
1984 2012-02-24 Richard Guenther <rguenther@suse.de>
1987 * passes.c (execute_function_todo): When verifying SSA form
1988 verify gimple form first.
1989 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1991 2012-02-24 Richard Guenther <rguenther@suse.de>
1994 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1995 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1997 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1999 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2001 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2003 * tree-phinodes.c (make_phi_node): Mark static.
2004 * tree-flow.h (make_phi_node): Remove extern decl.
2005 * doc/gimple.texi (make_phi_node): Remove documentation.
2007 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2009 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2010 * tree-ssa-sccvn.c (print_scc): Ditto.
2012 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2014 * doc/passes.texi (Full redundancy elimination): Fix typo.
2016 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2018 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2020 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2023 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2025 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2028 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2030 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2032 * config/avr/avr.md (code_stdname): Add ior, xor.
2033 (xior): New code iterator.
2034 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2035 (*<code_stdname><mode>qi.byte1-3): Ditto.
2037 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2039 PR tree-optimization/52019
2040 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2043 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2045 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2046 HAVE_INITFINI_ARRAY to work around namespace pollution in
2047 certain versions of newlib system headers.
2048 * config.in: Regenerate.
2049 * configure: Regenerate.
2050 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2051 instead of HAVE_INITFINI_ARRAY.
2053 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2057 is not offsettable memory reference.
2059 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2062 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2063 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2065 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2067 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2068 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2070 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2072 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2073 library on Solaris 8 even without TLS support.
2074 * configure: Regenerate.
2076 2012-02-22 Richard Guenther <rguenther@suse.de>
2079 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2080 for GIMPLE_DEBUG stmts.
2082 2012-02-22 Martin Jambor <mjambor@suse.cz>
2085 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2086 according to the base object.
2088 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2090 PR rtl-optimization/50063
2091 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2092 and 2 (8-bit SP) in operand 2.
2093 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2094 setup to use movhi_sp_r instead of vanilla move to write SP.
2095 Adjust REG_CFA notes to superseed unspec.
2096 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2098 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2099 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2100 irq_state 1 (IRQ known to be on) here.
2102 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2104 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2106 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2107 assign_hard_reg): Likewise.
2109 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2111 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2113 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2116 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2117 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2119 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2121 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2122 prototype from here to...
2123 * config/avr/avr.h: ...here.
2125 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2128 * thumb2.md (thumb2_shiftsi3_short): Split register and
2129 immediate shifts. For register shifts tie operands 0 and 1.
2130 (peephole2 for above): Check that register-controlled shifts
2131 have suitably tied operands.
2133 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2136 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2137 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2138 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2139 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2140 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2141 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2142 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2143 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2144 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2145 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2146 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2147 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2148 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2149 bdver1_ssevector_avx256_unaligned_load,
2150 bdver1_ssevector_sse128_unaligned_load,
2151 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2152 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2153 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2154 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2155 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2156 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2157 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2158 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2159 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2160 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2161 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2162 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2163 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2164 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2165 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2166 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2167 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2168 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2169 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2170 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2171 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2172 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2173 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2174 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2175 bdver1_ssediv_double_load, bdver1_ssediv_double,
2176 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2177 Add "bdver2" attribute.
2179 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2181 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2182 default if possible and not specified otherwise.
2184 2012-02-21 Richard Guenther <rguenther@suse.de>
2187 * gimplify.c (create_tmp_from_val): Use the main variant type
2188 for the type of the temporary we create.
2190 2012-02-21 Richard Guenther <rguenther@suse.de>
2192 PR tree-optimization/52324
2193 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2194 do not gimplify a MEM_REF address operand if it is already
2197 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2199 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2200 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2202 2012-02-21 Richard Guenther <rguenther@suse.de>
2204 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2205 nested_in_vect_loop.
2207 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2209 PR tree-optimization/52318
2210 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2211 vdef also to non-pure/const call stmts in the sequence.
2213 2012-02-20 David S. Miller <davem@davemloft.net>
2215 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2216 don't use the "rd %pc" instruction on v9 for PIC register loads.
2218 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2221 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2222 in a transaction safe function.
2224 2012-02-20 Kai Tietz <ktietz@redhat.com>
2227 * stor-layout.c (place_field): Handle desired_align for
2230 2012-02-20 Richard Guenther <rguenther@suse.de>
2232 PR tree-optimization/52298
2233 * tree-vect-stmts.c (vectorizable_store): Properly use
2234 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2236 (vectorizable_load): Likewise.
2237 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2238 Access DR_STEP after ensuring it is not NULL.
2240 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2242 PR tree-optimization/52286
2243 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2244 optimization use double_int_to_tree instead of build_int_cst_wide,
2245 rewrite to use double_int vars.
2247 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2250 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2252 Remove -e 0 from $gcc_cv_ld invocation.
2253 Only use __GLIBC_PREREQ if defined.
2254 Enable on Solaris since Solaris 8 patch.
2255 (gcc_SUN_LD_VERSION): New macro.
2256 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2257 gcc_SUN_LD_VERSION for version number format.
2258 * configure: Regenerate.
2259 * varasm.c (get_elf_initfini_array_priority_section): Set
2260 SECTION_NOTYPE for non-default priority.
2261 Use get_section instead of get_unnamed_section to emit
2262 .init_array/.fini_array with default priority.
2264 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2266 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2267 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2268 (mips_start_unique_function, mips_output_mips16_rdhwr)
2269 (mips_code_end): New functions.
2270 (TARGET_ASM_CODE_END): Define.
2272 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2274 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2275 to stubs with non-sibling calls.
2277 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2279 * doc/invoke.texi (-fira-* options): Copy-edit.
2280 (ira-* parameters): Copy-edit.
2282 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2284 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2285 GCC coding conventions.
2287 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2289 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2290 when used as adjectives.
2292 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2294 * doc/invoke.texi: Clean up "that"/"which" confusion.
2296 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2298 * system.h: Poison SMALL_REGISTER_CLASSES
2299 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2300 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2302 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2304 PR tree-optimization/52285
2305 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2306 when deciding if a call is a tail call or tail recursion.
2308 2012-02-16 Kai Tietz <ktietz@redhat.com>
2310 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2311 interger-constant displacement for UNSPEC_PCREL.
2313 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2315 PR rtl-optimization/52208
2316 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2317 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2319 PR tree-optimization/52255
2320 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2321 loop->header has virtual PHI, but exit_e->dest doesn't, add
2322 virtual PHI to exit_e->dest and adjust all uses after the loop.
2325 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2326 children with clone_tree_hash, not after it.
2328 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2330 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2331 extended identifiers.
2333 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2336 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2337 a same_body_alias, also test whether e->callee isn't a former
2338 or current clone of the decl this is a same body alias of.
2340 PR translation/52264
2341 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2343 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2345 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2347 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2350 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2351 force_reg instead of copy_to_reg for better optimization. Force
2352 non-register or memory operands into a register.
2354 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2356 * extend.texi: Reserve upper bits of memory model for future use.
2358 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2359 Anatoly Sokolov <aesok@post.ru>
2360 Eric Weddington <eric.weddington@atmel.com>
2363 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2364 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2365 Rewrite initializers for .macro.
2366 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2367 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2368 atxmega32d4, atxmega32x1.
2369 avrxmega4: atxmega64a3, atxmega64d3.
2370 avrxmega5: atxmega64a1, atxmega64a1u.
2371 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2372 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2373 avrxmega7: atxmega128a1, atxmega128a1u.
2374 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2375 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2376 (struct base_arch_s): Rename reserved to xmega_p.
2377 Rename reserved2 to have_rampd.
2378 (AVR_XMEGA): New define.
2379 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2380 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2381 * config/avr/predicates.md (io_address_operand): Take into
2383 (low_io_address_operand): Ditto.
2384 (high_io_address_operand): Ditto.
2385 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2386 (enabled, movhi_sp_r): Use them.
2387 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2388 cpp_define_formatted to built-in define __AVR_ARCH__.
2389 (__AVR_XMEGA__): New built-in define.
2390 (__AVR_HAVE_RAMPD__): New built-in define.
2391 (__AVR_HAVE_RAMPX__): New built-in define.
2392 (__AVR_HAVE_RAMPY__): New built-in define.
2393 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2395 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2396 (avr_option_override): Initialize them.
2397 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2398 (avr_init_expanders): Initialize them. No more block several calls.
2399 (emit_push_sfr): New static function.
2400 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2402 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2403 (avr_print_operand): Print addreeses as symbols for
2404 RAMPX, RAMPY, RAMPD, CCP.
2405 (output_movhi): Handle AVR_XMEGA when writing to SP.
2406 (avr_out_movhi_mr_r_xmega): New static function.
2407 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2408 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2409 __RAMPD__, __CCP__ as needed.
2411 * config/avr/multilib.h: Regenerate.
2412 * config/avr/t-multilib: Regenerate.
2413 * config/avr/avr-tables.opt: Regenerate.
2415 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2417 PR tree-optimization/50561
2418 * graphite-flattening.c (lst_project_loop): Do not
2419 remove old scattering dimensions after flattening.
2420 (lst_do_flatten): Likewise.
2422 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2424 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2425 __builtin_avr_map8, __builtin_avr_map16.
2426 Document __builtin_avr_insert_bits.
2428 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2429 (insert_bits): New insn.
2430 (adjust_len.map_bits): Rename to insert_bits.
2431 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2432 * avr-protos.h (avr_out_map_bits): Remove.
2433 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2434 * config/avr/constraints.md (Cxf,C0f): New.
2435 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2436 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2437 New built-in define __BUILTIN_AVR_INSERT_BITS.
2438 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2439 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2440 (avr_move_bits): Rewrite.
2441 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2443 (avr_map_op_t): New typedef.
2444 (avr_map_op): New static variable.
2445 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2446 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2447 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2448 (bdesc_3arg, avr_expand_triop_builtin): New.
2449 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2450 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2451 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2452 (avr_map_equal_p, avr_map_sig_p): Remove.
2453 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2454 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2455 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2456 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2457 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2458 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2460 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2462 * config/c6x/c6x.md (reserve_cycles): New attribute.
2463 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2464 don't reserve functional units after the branch occurs.
2466 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2469 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2470 functions into non-tm_pure functions.
2472 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2475 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2476 (iterative_hash_canonical_type): Likewise.
2477 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2480 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2482 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2483 sched-group insn, it either remains alone or the entire list is pruned.
2485 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2487 * doc/install.texi (Prerequisites): Fix grammar.
2488 (Configuration): Likewise.
2490 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2492 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2493 MPC as part of GCC before describing configuring with --with-gmp etc.
2494 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2495 sources are present.
2497 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2500 * dwarf2out.c (clone_tree_hash): New function.
2501 (copy_decls_walk): Use it instead of clone_tree.
2503 2012-02-14 Richard Guenther <rguenther@suse.de>
2505 PR tree-optimization/52244
2506 PR tree-optimization/51528
2507 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2508 replacements for integral types.
2510 2012-02-14 Walter Lee <walt@tilera.com>
2512 * config.gcc: Handle tilegx and tilepro.
2513 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2515 Add HAVE_AS_TLS check for tilegx and tilepro.
2516 * configure: Regenerate.
2517 * doc/contrib.texi: Add Mat Hostetter and self.
2518 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2519 Document instruction intrinsics and network accessing intrinsics.
2520 (TILEPro Built-in Functions): New node. Document instruction
2521 intrinsics and network accessing intrinsics.
2522 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2523 (Specific, tilepro-*-linux*): Likewise.
2524 * doc/invoke.texi (TILE-Gx Options): New section.
2525 (TILEPro Options): New section.
2526 * doc/md.texi (TILE-Gx): New section.
2527 (TILEPro): New section.
2528 * common/config/tilegx/tilegx-common.c: New file.
2529 * common/config/tilepro/tilepro-common.c: New file.
2530 * config/tilegx/constraints.md: New file.
2531 * config/tilegx/linux.h: New file.
2532 * config/tilegx/mul-tables.c: New file.
2533 * config/tilegx/predicates.md: New file.
2534 * config/tilegx/sync.md: New file.
2535 * config/tilegx/t-tilegx: New file.
2536 * config/tilegx/tilegx-builtins.h: New file.
2537 * config/tilegx/tilegx-c.c: New file.
2538 * config/tilegx/tilegx-generic.md: New file.
2539 * config/tilegx/tilegx-modes.def: New file.
2540 * config/tilegx/tilegx-multiply.h: New file.
2541 * config/tilegx/tilegx-protos.h: New file.
2542 * config/tilegx/tilegx.c: New file.
2543 * config/tilegx/tilegx.h: New file.
2544 * config/tilegx/tilegx.md: New file.
2545 * config/tilegx/tilegx.opt: New file.
2546 * config/tilepro/constraints.md: New file.
2547 * config/tilepro/gen-mul-tables.cc: New file.
2548 * config/tilepro/linux.h: New file.
2549 * config/tilepro/mul-tables.c: New file.
2550 * config/tilepro/predicates.md: New file.
2551 * config/tilepro/t-tilepro: New file.
2552 * config/tilepro/tilepro-builtins.h: New file.
2553 * config/tilepro/tilepro-c.c: New file.
2554 * config/tilepro/tilepro-generic.md: New file.
2555 * config/tilepro/tilepro-modes.def: New file.
2556 * config/tilepro/tilepro-multiply.h: New file.
2557 * config/tilepro/tilepro-protos.h: New file.
2558 * config/tilepro/tilepro.c: New file.
2559 * config/tilepro/tilepro.h: New file.
2560 * config/tilepro/tilepro.md: New file.
2561 * config/tilepro/tilepro.opt: New file.
2563 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2565 PR tree-optimization/52210
2566 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2567 vect_model_simple_cost with two entry vect_def_type array instead
2568 of an address of dt.
2570 2012-02-14 Richard Guenther <rguenther@suse.de>
2573 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2574 Do not stream DECL_QUALIFIER.
2575 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2576 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2577 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2579 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2582 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2585 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2588 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2589 * cselib.c (cselib_subst_to_values_from_insn): New function.
2590 * sched-deps.c (add_insn_mem_dependence,
2591 sched_analyze_1, sched_analyze_2): Use it.
2593 2012-02-13 Jan Hubicka <jh@suse.cz>
2596 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2598 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2600 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2601 (GTM_SELF_SPECS): Define if not already defined.
2602 (driver_self_specs): Add GTM_SELF_SPECS.
2603 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2604 (GTM_SELF_SPECS): Define.
2605 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2606 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2608 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2610 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2613 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2616 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2617 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2619 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2622 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2624 2012-02-13 Richard Guenther <rguenther@suse.de>
2626 PR translation/52211
2627 * passes.c (enable_disable_pass): Fix typo.
2629 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2632 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2633 XOR for reduce_bit_field if type is unsigned.
2635 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2637 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2638 disallow changes from SFmode to mode with different size in FP regs.
2640 2012-02-12 Robert Millan <rmh@gnu.org>
2641 Gerald Pfeifer <gerald@pfeifer.com>
2643 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2646 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2648 PR rtl-optimization/52175
2649 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2650 to frame-related instructions.
2652 2012-02-10 Jason Merrill <jason@redhat.com>
2655 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2656 (demangle_new_symbols): Fill it.
2657 (scan_linker_output): Walk it.
2658 (start_tweaking): Split out from scan_linker_output.
2659 (maybe_tweak): Update sym->chosen.
2660 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2662 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2665 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2667 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2669 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2670 having the same mode as previous compare.
2672 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2674 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2675 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2676 (nonlocal_goto_internal): Likewise.
2677 (nonlocal_goto): Emit a use and an indirect jump directly.
2679 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2682 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2683 __atomic_{is,always}_lock_free.
2685 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2688 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2689 negative constant address for x32.
2691 2012-02-10 Richard Henderson <rth@redhat.com>
2693 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2694 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2695 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2697 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2698 Ira Rosen <irar@il.ibm.com>
2700 PR tree-optimization/50031
2701 * targhooks.c (default_builtin_vectorization_cost): Handle
2703 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2704 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2705 all types of reduction and pattern statements.
2706 (vect_estimate_min_profitable_iters): Likewise.
2707 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2708 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2709 for explicit realigns.
2710 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2711 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2713 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2714 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2715 vec_perm for VSX and handle vec_promote_demote.
2717 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2720 * builtins.c (fold_builtin_atomic_always_lock_free,
2721 expand_builtin_atomic_always_lock_free,
2722 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2723 Return and/or test boolean_true_node/boolean_false_node instead of
2724 integer_one_node/integer_zero_node.
2726 2012-02-10 Jan Hubicka <jh@suse.cz>
2729 * predict.c (predict_paths_for_bb): Prevent looping.
2730 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2732 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2734 * config/arm/arm.c (output_move_double): In one case properly
2735 count number of instructions that will be emitted.
2737 2012-02-10 Richard Guenther <rguenther@suse.de>
2739 PR translation/52193
2740 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2742 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2745 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2747 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2750 * var-tracking.c (emit_note_insn_var_location): If
2751 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2752 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2753 non-NOTE_DURING_CALL_P insn.
2755 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2758 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2760 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2763 * gcc.c (switch_matches) Support switches with separated form,
2766 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2768 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2770 (RAMPZ_ADDR): Ditto.
2771 * config/avr/avr.c (avr_addr_t): New typedef.
2772 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2773 (avr_init_expanders): Initialize it.
2774 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2776 (expand_epilogue): Ditto.
2777 (avr_print_operand): Ditto.
2778 (avr_file_start): Ditto.
2779 (avr_emit_movmemhi): Ditto.
2781 2012-02-08 Richard Guenther <rguenther@suse.de>
2783 PR tree-optimization/46886
2784 * tree-flow.h (do_while_loop_p): Declare.
2785 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2786 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2788 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2790 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2791 always succeed for integers larger than a native word.
2793 2012-02-08 Richard Guenther <rguenther@suse.de>
2795 PR rtl-optimization/52170
2796 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2797 properly handle integer vector modes.
2799 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2801 PR gcov-profile/52150
2802 * coverage.c: Include target.h.
2803 (build_var): Call targetm.strip_name_encoding on the assembler name.
2804 Change one _ into . or $ if the target allows it.
2805 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2807 PR rtl-optimization/52139
2808 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2809 is a BARRIER after emit_insn_after_noloc, move BB_END
2810 to the last non-BARRIER insn before it.
2812 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2815 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2816 (mips_gimplify_va_arg_expr): Call it instead of
2817 std_gimplify_va_arg_expr.
2819 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2821 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2822 message for -mno-pointers-to-nested-function.
2824 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2827 * expr.c (get_inner_reference): If there is an offset, add a negative
2828 bit position to it (if any).
2830 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2832 PR rtl-optimization/52060
2833 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2834 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2835 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2836 and/or i0src_copy2 when needed.
2838 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2840 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2841 or LTOPLUGINSONAME if have_c.
2843 * config/freebsd-spec.h: Add comment about what macros can be defined
2845 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2846 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2849 2012-02-07 Richard Guenther <rguenther@suse.de>
2851 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2852 newline in -alias dumps.
2854 2012-02-07 Kai Tietz <ktietz@redhat.com>
2855 Dave Korn <dave.korn.cygwin@gmail.com>
2858 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2859 Take care that typinfo gets dllexport-attribute.
2861 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2864 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2865 if modifier < EXPAND_SUM call force_operand on the result.
2867 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2869 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2870 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2872 (epiphany_function_type): Replace types for specific interrupts with
2873 EPIPHANY_FUNCTION_INTERRUPT.
2874 (EPIPHANY_INTERRUPT_P): Update.
2875 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2876 New static function.
2877 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2878 <disinterrupt>: Affects type identity.
2879 (epiphany_handle_interrupt_attribute): Handle variable number of
2881 (epiphany_compute_function_type): Update for new
2882 epiphany_function_type definition.
2883 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2884 handlers with a longcall forwarder.
2885 (epiphany_start_function): Handle multiple interrupt arguments and/or
2886 forwarder_section attribute.
2888 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2891 2012-02-07 Alan Modra <amodra@gmail.com>
2894 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2897 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2899 PR tree-optimization/50969
2900 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2901 use vec_perm rather than vector_stmt.
2902 (vect_model_load_cost): Likewise.
2903 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2904 vec_perm to be the same as other vector statements.
2905 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2906 cost of vec_perm for TARGET_VSX.
2908 2012-02-06 Richard Guenther <rguenther@suse.de>
2910 PR tree-optimization/52115
2911 * tree-sra.c (access_has_replacements_p): New function.
2912 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2914 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2917 * trans-mem.c (expand_call_tm): Add an assertion.
2918 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2921 2012-02-06 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/50955
2924 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2925 raise cost of expressions that replace an address with an
2926 expression based on a different pointer.
2928 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2931 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2932 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2934 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2937 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2938 -Weffc++ and specify guidelines come from second edition.
2940 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2942 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2943 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2944 (call_direct_split, call_value_split, call_value_internal_direct)
2945 (call_value_direct_split, call_value_multiple_split): Use jal and
2946 jal_macro attributes.
2948 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2950 * reload1.c (reload_regs_reach_end_p): Replace with...
2951 (reload_reg_rtx_reaches_end_p): ...this function.
2952 (new_spill_reg_store): Update commentary.
2953 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2954 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2955 before setting new_spill_reg_store.
2956 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2957 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2958 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2959 for non-spill reload registers.
2961 2012-02-05 Ira Rosen <irar@il.ibm.com>
2963 PR tree-optimization/52091
2964 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2965 (vect_is_simple_use_1): Likewise.
2966 * tree-vect-loop.c (vectorizable_reduction): Update calls
2967 to vect_is_simple_use_1 and vect_is_simple_use.
2968 (vectorizable_live_operation): Likewise.
2969 * tree-vect-patterns.c (widened_name_p,
2970 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2971 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2972 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2973 vectorizable_shift,vectorizable_operation, vectorizable_store,
2974 vectorizable_load): Likewise.
2975 (vect_is_simple_cond): Add an argument, pass it to
2976 vect_is_simple_use_1.
2977 (vectorizable_condition): Update calls to vect_is_simple_cond,
2979 (vect_is_simple_use): Add an argument, the statement in which
2980 OPERAND is used. Check that if OPERAND's def stmt is a double
2981 reduction phi node, the use is a phi node too.
2982 (vect_is_simple_use_1): Add an argument, pass it to
2984 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2985 to vect_is_simple_use.
2987 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2989 PR rtl-optimization/52095
2990 * modulo-sched.c (dump_insn_locator): New function.
2991 (loop_canon_p, sms_schedule): Use it.
2993 PR rtl-optimization/52113
2994 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2995 even for decomposable shift/zext insns.
2997 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2998 Zdenek Dvorak <ook@ucw.cz>
3000 PR rtl-optimization/52092
3001 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3002 on get_iv_value result.
3004 2012-02-02 Andrew Pinski <apinski@cavium.com>
3008 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3010 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3013 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3015 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3017 PR rtl-optimization/49800
3018 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3019 (sched_finish): Call regstat_free_n_sets_and_refs.
3021 2012-02-02 Jia Liu <proljc@gmail.com>
3023 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3026 2012-02-02 Jan Hubicka <jh@suse.cz>
3027 Tom de Vries <tom@codesourcery.com>
3030 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3031 * varpool.c (varpool_analyze_pending_decls): Likewise.
3033 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3034 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3036 * config.gcc: Add cr16-* support.
3038 * doc/extend.texi: Document cr16 extensions.
3039 * doc/install.texi: Document cr16 install.
3040 * doc/invoke.texi: Document cr16 options.
3041 * doc/md.texi: Document cr16 constraints.
3043 * common/config/cr16/cr16-common.c: New file.
3044 * config/cr16/cr16.c: New file.
3045 * config/cr16/cr16.h: New file.
3046 * config/cr16/cr16.md: New file.
3047 * config/cr16/cr16.opt: New file.
3048 * config/cr16/cr16-protos.h: New file.
3049 * config/cr16/predicates.md: New file.
3050 * config/cr16/constraints.md: New file.
3051 * config/cr16/t-cr16: New file.
3053 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3056 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3057 that operands[2] is either immediate, or q_regs_operand.
3059 PR tree-optimization/52073
3060 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3061 a pattern stmt for pattern uses, ignore uses outside of the loop.
3063 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3065 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3066 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3067 (OUT_AS1, OUT_AS2): Remove.
3069 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3071 PR rtl-optimization/51374
3072 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3073 to cross other volatile_refs_p insns.
3075 2012-02-01 Richard Guenther <rguenther@suse.de>
3077 * doc/invoke.texi (fno-inline): Clarify documentation.
3078 (finline-small-functions): Likewise.
3079 (finline-functions): Likewise.
3080 * common.opt (finline): Adjust comment and documentation.
3081 (finline-small-functions): Clarify documentation.
3082 (finline-functions): Likewise.
3083 (finline-functions-called-once): Likewise.
3085 2012-02-01 Tristan Gingold <gingold@adacore.com>
3087 * c-typeck.c (composite_type): Keep mode for pointers.
3089 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3091 * function.h (regno_reg_rtx): Adjust comment.
3092 * reginfo.c (init_reg_modes_target): Only use the previous mode
3093 if it fits within one register. Remove MIPS comment.
3095 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3098 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3100 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3102 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3103 to srak instruction.
3105 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3107 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3109 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3114 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3116 2012-01-31 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/51528
3119 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3122 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3127 * ree.c (add_removable_extension): Change def_map argument
3128 to unsigned *, store in def_map 1 + offset into *insn_list vector
3129 instead of pointers into the vector.
3130 (find_removable_extensions): Adjust caller.
3132 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3134 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3135 Transform all "* quoted-c-code" to { c-code }.
3136 Remove redundant test for "optimize" in combine patterns.
3137 Move (include "avr-dimode.md") to end of file.
3139 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3142 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3143 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3145 2012-01-30 Richard Guenther <rguenther@suse.de>
3147 PR tree-optimization/52028
3148 * tree-loop-distribution.c (ldist_gen): Properly update
3151 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3154 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3155 set_cur_line_info_table if not emitting debug info.
3157 PR tree-optimization/52046
3158 * tree-vect-patterns.c (check_bool_pattern): Give up if
3159 a comparison could throw.
3162 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3164 2012-01-30 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/52045
3167 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3168 SSA form if cfgcleanup did anything.
3170 2012-01-30 Richard Guenther <rguenther@suse.de>
3172 PR tree-optimization/52045
3173 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3174 before computing final todo.
3176 2012-01-30 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/51528
3179 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3182 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3184 * df-problems.c (df_kill_notes): Check that the use refers
3185 to the note under examination.
3187 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3190 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3191 parameter and use short-lived pseudos.
3192 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3193 (sparc_expand_vector_init): Const-ify local variables and adjust
3194 calls to above functions.
3196 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3198 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3200 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3202 * doc/invoke.texi: Make usage of "compile time" and
3203 "run time"/"runtime" consistent throughout the file.
3205 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3207 * config/alpha/alpha.c (alpha_option_override): Default to
3208 full IEEE compliance mode for Go language.
3210 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3212 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3213 (LINK_SSP_SPEC): Define.
3215 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3218 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3221 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3223 * doc/invoke.texi: Correct hyphenation of "floating point",
3224 "double precision", and related terminology throughout the file.
3226 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3229 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3230 arm_general_register_operand predicate for operand 2 instead of
3233 2012-01-27 Ian Lance Taylor <iant@google.com>
3236 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3237 * builtins.c (expand_builtin_init_trampoline): Add onstack
3238 parameter. Change caller.
3239 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3240 * tree.c (build_common_builtin_nodes): Declare
3241 __builtin_init_heap_trampoline.
3243 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3245 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3246 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3247 * config/avr/avr.c: Ditto.
3248 (avr_regnames): Remove because unused.
3249 * config/avr/avr.md (*cpse.ne): New peephole.
3250 (*cpse.eq): New peephole from former cpse peepholes.
3252 2012-01-27 Michael Eager <eager@eagercon.com>
3254 * config/microblaze.c (microblaze_emit_compare): Correct
3255 test after pcmp instruction.
3257 2012-01-27 Richard Guenther <rguenther@suse.de>
3259 PR tree-optimization/52020
3260 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3262 2012-01-27 Richard Guenther <rguenther@suse.de>
3264 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3265 function non-const/pure.
3267 2012-01-27 Richard Guenther <rguenther@suse.de>
3269 PR tree-optimization/50444
3270 * tree-sra.c (build_ref_for_offset): Properly adjust the
3271 MEM_REF type for unaligned accesses.
3273 2012-01-27 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/50444
3276 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3277 (expand_assignment): Use it. Properly handle misaligned
3278 bases when expanding stores to component references.
3279 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3282 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3285 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3286 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3287 * tree-data-ref.c (find_data_references_in_loop): Make static.
3288 (compute_all_dependences): Change return type to bool. Bail out
3289 for too many datarefs in a loop. Move the hunk resetting the data
3290 dependences vector from ...
3291 (compute_data_dependences_for_loop): ... here. Account for
3292 compute_all_dependences returning false.
3293 (compute_data_dependences_for_bb): Likewise.
3294 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3295 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3297 2012-01-27 Richard Guenther <rguenther@suse.de>
3300 * expr.c (store_field): Use the alias-set of the scratch memory
3303 2012-01-27 Tom de Vries <tom@codesourcery.com>
3305 PR tree-optimization/51990
3306 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3308 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3310 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3313 * var-tracking.c (reverse_op): Don't add any reverse operation
3314 if V already has any constant locations.
3316 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3318 * doc/invoke.texi: Correct usage of "command line" (noun)
3319 vs "command-line" (adjective) throughout.
3321 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3323 * doc/invoke.texi (Language Independent Options): Move
3324 -Wcoverage-mismatch blurb from here....
3325 (Warning Options): ...to here.
3327 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3329 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3330 Set rs6000_always_hint to false for 476.
3332 2012-01-27 Matthias Klose <doko@ubuntu.com>
3334 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3336 * incpath.c (add_standard_paths): Likewise.
3338 2012-01-27 Richard Henderson <rth@redhat.com>
3340 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3341 * config/m68k/sync.md (atomic_test_and_set): Rename from
3342 sync_test_and_setqi and adjust the operands.
3343 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3344 and unconditionally enable.
3346 2012-01-27 Richard Henderson <rth@redhat.com>
3348 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3349 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3350 (ldstub): Rename from ldstubqi.
3351 (ldstub<I24MODE>): Remove.
3353 2012-01-27 Richard Henderson <rth@redhat.com>
3355 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3356 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3357 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3358 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3359 * doc/tm.texi: Rebuild.
3361 2012-01-27 Richard Henderson <rth@redhat.com>
3363 * optabs.c (gen_atomic_test_and_set): Remove default.
3364 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3366 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3368 PR rtl-optimization/51978
3369 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3370 (combine_reaching_defs): Likewise.
3371 (struct re_info): Remove.
3372 (add_removable_extension): Remove x and data arguments,
3373 add insn, insn_list and def_map. Use the arguments directly
3374 instead of using struct re_info.
3375 (find_removable_extensions): Don't call add_removable_extension
3376 through note_stores, instead just call it with single_set
3378 (find_and_remove_re): Pass curr_cand->expr instead of
3379 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3381 2012-01-26 Michael Matz <matz@suse.de>
3383 PR tree-optimization/46590
3384 * cfgexpand.c: Revert last change (r183305).
3385 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3387 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3388 checking for emptiness.
3390 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3393 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3394 non-addressable non-BLKmode base correctly.
3396 2012-01-26 Michael Matz <matz@suse.de>
3398 PR tree-optimization/48794
3399 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3400 regions referenced from RESX/EH_DISPATCH.
3402 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3404 * config/s390/s390.h: Make BRANCH_COST an option.
3405 * config/s390/s390.opt: New option -mbranch-cost.
3407 2012-01-26 Richard Henderson <rth@redhat.com>
3409 Revert 2012-01-24 change:
3410 * trans-mem.c (requires_barrier): Do not instrument thread local
3411 variables and emit save/restore for them.
3413 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3416 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3419 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3421 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3424 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3427 Rename __pgm to __flash.
3428 Rename __pgm1 to __flash1.
3429 Rename __pgm2 to __flash2.
3430 Rename __pgm3 to __flash3.
3431 Rename __pgm4 to __flash4.
3432 Rename __pgm5 to __flash5.
3433 Rename __pgmx to __memx.
3434 * doc/extend.texi (AVR Named Address Spaces)
3435 Rename address space names as indicated above.
3436 * config/avr/avr.c (avr_addrspace): Ditto.
3438 * config/avr/avr-protos.h
3439 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3440 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3441 * config/avr/predicates.md: Ditto.
3442 * config/avr/avr.c Ditto, and
3443 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3444 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3446 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3447 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3448 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3449 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3450 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3451 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3452 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3453 * config/avr/avr.c: Ditto.
3454 * config/avr/avr.md: Ditto.
3456 2012-01-25 Jason Merrill <jason@redhat.com>
3459 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3461 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3463 PR tree-optimization/51987
3464 * tree-data-ref.c (get_references_in_stmt): Handle references in
3465 non-volatile GIMPLE_ASM.
3467 2012-01-25 Richard Guenther <rguenther@suse.de>
3469 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3470 bases are dereferenced.
3472 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3474 PR rtl-optimization/48374
3475 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3477 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3479 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3480 compute_data_dependences_for_loop returns false.
3481 * tree-parloops.c (loop_parallel_p): Likewise.
3483 2012-01-25 Richard Guenther <rguenther@suse.de>
3485 * tree.h (get_pointer_alignment_1): Declare.
3486 * builtins.c (get_pointer_alignment_1): New function.
3487 (get_pointer_alignment): Use it.
3489 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3491 PR rtl-optimization/48308
3492 * combine.c (enum undo_kind): Add UNDO_LINKS.
3493 (struct undo): Add member l to other_contents and where.
3494 (do_SUBST_LINK): New.
3496 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3497 (undo_all): Handle UNDO_LINKS.
3499 2012-01-25 Richard Henderson <rth@redhat.com>
3501 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3504 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3506 * optabs.c (gen_atomic_test_and_set): Use each argument.
3508 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3510 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3511 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3512 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3513 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3514 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3515 TARGET_PAIRED_SINGLE_FLOAT.
3517 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3519 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3520 (in_struct, return_val): Remove MEM documentation.
3521 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3522 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3523 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3525 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3526 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3527 * expr.c (store_field): Likewise.
3528 * function.c (assign_stack_temp_for_type): Likewise.
3529 * ifcvt.c (noce_try_cmove_arith): Likewise.
3530 * reload1.c (reload): Likewise.
3531 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3532 (alpha_set_memflags): Likewise.
3533 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3535 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3537 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3539 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3540 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3541 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3543 * cselib.c (cselib_rtx_varies_p): Delete.
3544 (cselib_invalidate_mem): Update call to canon_true_dependence.
3545 * dse.c (record_store, check_mem_read_rtx): Likewise.
3546 (scan_reads_nospill): Likewise.
3547 * cse.c (check_dependence): Likewise.
3548 (cse_rtx_varies_p): Delete.
3549 * expr.c (safe_from_p): Update call to true_dependence.
3550 * ira.c (validate_equiv_mem_from_store): Likewise.
3551 (memref_referenced_p): Likewise.
3552 * postreload-gcse.c (find_mem_conflicts): Likewise.
3553 * sched-deps.c (sched_analyze_2): Likewise.
3554 * store-motion.c (load_kills_store): Likewise.
3555 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3556 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3557 (compute_transp): Update call to canon_true_dependence.
3559 2012-01-25 Richard Henderson <rth@redhat.com>
3561 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3562 (maybe_emit_atomic_test_and_set): New.
3563 (expand_sync_lock_test_and_set): Use it.
3564 (expand_atomic_test_and_set): Likewise.
3565 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3566 the implementation; clarify implementation defined details.
3567 * doc/md.texi (atomic_test_and_set): Document.
3569 2012-01-25 Richard Henderson <rth@redhat.com>
3571 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3573 2012-01-25 Richard Henderson <rth@redhat.com>
3576 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3577 to effect no-op split.
3579 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3582 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3583 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3584 (BT_FN_VOID_PTR_INT_SIZE): New.
3585 (BT_FN_UINT_UINT_VAR): Remove.
3586 (BT_FN_UINT32_UINT32_VAR): New.
3587 (BT_FN_DOUBLE_VPTR): Remove.
3588 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3590 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3591 (_ITM_changeTransactionMode): Same.
3592 (_ITM_memmoveRtWt): Change return type to void.
3593 (_ITM_memcpyRtWt): Same.
3594 (_ITM_memsetW): Same.
3595 (_ITM_RaRD): Change types to double.
3600 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3602 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3603 Patrick Marlier <patrick.marlier@gmail.com>
3605 * trans-mem.c (requires_barrier): Do not instrument thread local
3606 variables and emit save/restore for them.
3608 2012-01-24 Jason Merrill <jason@redhat.com>
3611 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3612 output static aliases.
3614 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3617 * common.opt (-pie, -shared, pie, shared): Change from Common to
3619 * gcc.c (display_help): Display help for -pie and -shared.
3621 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3624 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3625 Remove note on size/offset limitation.
3626 (AVR Variable Attributes): Add example how to read data located
3627 with progmem. Refer to named address spaces.
3628 * doc/invoke.texi (AVR Options): Fix typo.
3630 2012-01-24 Richard Guenther <rguenther@suse.de>
3632 Forward-port to trunk
3633 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3636 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3637 op0 isn't sufficiently aligned and there is movmisalignM
3638 insn for mode, use it to load op0 into a temporary register.
3640 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3643 * target.def (const_not_ok_for_debug_p): New hook.
3644 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3646 * doc/tm.texi: Regenerated.
3647 * dwarf2out.c (const_ok_for_output_1): If
3648 targetm.const_not_ok_for_debug_p returns true, fail.
3649 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3651 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3653 2012-01-23 Kai Tietz <ktietz@redhat.com>
3656 * config/i386/predicates.md (symbolic_operand): Allow
3657 UNSPEC_PCREL as PIC expression for lea.
3658 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3659 * config/i386/i386.c (ix86_delegitimize_address): Handle
3660 UNSPEC_PCREL for none-MEM, too.
3662 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3664 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3665 (ipa_tm_create_version_alias): Same.
3667 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3670 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3671 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3673 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3674 Patrick Marlier <patrick.marlier@gmail.com>
3675 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3678 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3679 simple_object_start_read.
3681 2012-01-23 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/51895
3685 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3686 parameter decomposition into BLKmode components.
3688 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3690 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3691 fake variables for restrict-qualified pointers whose pointed-to type
3692 contains a placeholder.
3694 2012-01-23 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/51949
3697 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3699 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3701 PR rtl-optimization/51933
3702 * ree.c (transform_ifelse): Return true right away if dstreg is
3703 already wider or equal to cand->mode.
3704 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3705 (make_defs_and_copies_lists): Remove defs_list and copies_list
3706 arguments, add state argument, just truncate state->work_list
3707 instead of always allocating and freeing the vector. Assert that
3708 get_defs succeeds instead of returning 2. Changed return type to bool.
3709 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3710 have ext_src_mode, see if it has been modified already with the
3711 right kind of extension and has been extended before from the
3712 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3713 just return true. Remember the original mode in state->modified array.
3714 (combine_reaching_defs): Add state argument. Don't allocate and
3715 free here def_list, copied_list and vec vectors, instead just
3716 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3717 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3718 Add state variable, clear vectors in it, initialize state.modified
3719 if needed. Free all the vectors at the end and state.modified too.
3720 Don't skip a candidate if the extension expression has been modified.
3722 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3725 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3726 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3727 (extra_options) interix.opt -> i386/interix.opt"
3728 (extra_objs):Add winnt-stubs.o
3729 * configure.ac: Add interix to target_os .comm on PE check.
3730 * configure: Regenerate.
3731 * config/interix3.h: Delete and move bits to..
3732 * config/interix.h: Delete and move bits to..
3733 * config/i386/i386-interix3.h: Delete and move bits to..
3734 * config/i386/i386-interix.h: ..here.
3735 (TARGET_CPU_DEFAULT): Remove redefinition.
3736 (TARGET_ASM_CONSTRUCTOR): Undefine.
3737 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3738 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3739 (PTRDIFF_TYPE): Define.
3740 (LONG_DOUBLE_TYPE_SIZE): Define.
3741 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3742 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3743 (TARGET_SECTION_TYPE_FLAGS): Define.
3744 (ASM_DECLARE_FUNCTION_NAME): Define.
3745 (ASM_OUTPUT_EXTERNAL): Define.
3746 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3747 (ASM_OUTPUT_ALIGNED_BSS): Define.
3748 (PCC_BITFIELD_TYPE_MATTERS): Define.
3749 (USE_CONST_SECTION): Define.
3750 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3751 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3752 (SUPPORTS_ONE_ONLY): Remove.
3753 (I386_PE_STRIP_ENCODING): Define.
3754 * config/interix.opt: Delete and move bits to..
3755 * config/i386/interix.opt: ..here. New.
3756 (mpe-aligned-commons): Add.
3757 * config/i386/t-interix: Add copyright header.
3758 (winnt-stubs.o): Add rule.
3760 2012-01-22 Jason Merrill <jason@redhat.com>
3763 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3764 for extra name aliases.
3766 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3768 PR rtl-optimization/51924
3769 * ree.c (combine_set_extension): Improve debugging message.
3770 (combine_reaching_defs): Likewise.
3771 (get_defs): Rename confusingly named variable.
3772 (find_and_remove_re): Skip a candidate if the extension expression has
3775 2012-01-21 Robert Millan <rmh@gnu.org>
3776 Gerald Pfeifer <gerald@pfeifer.com>
3778 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3779 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3781 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3783 PR tree-optimization/51914
3784 * tree-vect-stmts.c (vectorizable_conversion): For
3785 cvt_type && modifier == WIDEN, put temporary with cvt_type
3786 at the beginning of vec_dsts and set vec_dest to temporary
3789 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3791 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3793 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3795 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3796 * config/rs6000/rs6000.c: Likewise.
3798 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3801 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3802 output_move_double on a copy of operands array.
3804 2012-01-20 Cary Coutant <ccoutant@google.com>
3805 Dodji Seketeli <dodji@redhat.com>
3808 * dwarf2out.c (copy_declaration_context): Return ref to parent
3809 of declaration DIE, if necessary.
3810 (remove_child_or_replace_with_skeleton): Add new parameter; update
3811 caller. Place skeleton DIE under parent DIE of original declaration.
3812 Move call to copy_declaration_context to here ...
3813 (break_out_comdat_types): ... from here.
3815 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3817 PR rtl-optimization/51856
3818 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3821 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3824 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3825 hints for neon loads and stores.
3827 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3831 * doc/extend.texi (Named Address Spaces): Split into subsections.
3832 (AVR Named Address Spaces): New subsection.
3833 (M32C Named Address Spaces): New subsection.
3834 (RL78 Named Address Spaces): New subsection.
3835 (SPU Named Address Spaces): New subsection.
3836 (Variable Attributes): New anchor "AVR Variable Attributes".
3837 (AVR Variable Attributes): Rewrite and avoid wording
3838 "address space" in this context.
3839 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3840 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3841 (AVR Built-in Macros): New subsubsection therein.
3842 * doc/md.texi (AVR constraints): Remove "C04", "R".
3844 2012-01-20 Richard Guenther <rguenther@suse.de>
3846 PR tree-optimization/51903
3847 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3848 when removing stmts.
3850 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3853 * config/arm/arm.c (arm_load_pic_register): Use
3854 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3855 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3856 (arm_pic_static_addr): Likewise.
3857 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3858 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3859 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3860 (pic_load_addr_unified): New.
3862 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3865 * function.c (instantiate_virtual_regs_in_insn): Use
3866 delete_insn_and_edges when removing a wrong asm insn.
3868 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3870 PR rtl-optimization/40761
3871 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3872 Add new member loop_num.
3873 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3874 (ira_build): Remove the parameter.
3876 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3877 (ira.c): Do not build CFG loops for one region allocation. Remove
3878 argument from ira_build call.
3880 * ira-build.c (init_loop_tree_node): New function.
3881 (create_loop_tree_nodes): Use it. Separate the case when CFG
3882 loops are not built.
3883 (more_one_region_p): Check current_loops.
3884 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3886 (add_loop_to_tree): Process loop equal to NULL too.
3887 (form_loop_tree): Separate the case when CFG loops are not built.
3888 Use explicitly number for the root.
3889 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3891 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3892 instead of loop->num.
3893 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3894 (mark_all_loops_for_removal): Ditto.
3895 (remove_unnecessary_regions): Separate the case when CFG loops
3897 (ira_build): Remove the parameter. Use explicit number of regions
3898 when CFG loops are not built.
3900 * ira-color.c (print_loop_title): Separate the case for the root node.
3901 Use loop_num instead of loop->num.
3902 (move_spill_restore): Use loop_num instead of loop->num.
3904 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3905 (change_loop): Ditto.
3906 (change_loop): Use loop_num instead of loop->num.
3908 * ira-lives.c (process_bb_node_lives): Ditto.
3910 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3912 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3914 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3917 * tree-mudflap.c (mf_artificial): New function.
3918 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3919 mx_register_decls, mudflap_enqueue_decl): Use it.
3922 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3923 numbers in the insn pattern.
3925 2012-01-19 Michael Matz <matz@suse.de>
3927 PR tree-optimization/46590
3928 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3929 use it in remembering which conflicts we already created.
3930 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3933 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3936 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3937 (merge_and_complain): Same.
3939 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3942 * config/initfini-array.h: Guard content of the header
3943 with #ifdef HAVE_INITFINI_ARRAY.
3944 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3945 Add initfini-array.h to tm_file here.
3946 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3947 * config.gcc: Don't add initfini-array.h to tm_file here.
3948 * configure: Regenerated.
3950 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3952 PR rtl-optimization/51505
3953 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3954 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3955 (df_note_bb_compute): Update the call to df_kill_notes.
3957 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3959 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3961 2012-01-18 Richard Guenther <rguenther@suse.de>
3963 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3964 of conversions to void *.
3966 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3967 Richard Sandiford <rdsandiford@googlemail.com>
3971 * optabs.h (simplify_expand_binop): Declare.
3972 * optabs.c (simplify_expand_binop): Make global.
3973 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3974 endian targets if the source cannot be exactly covered by word
3977 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3980 * hard-reg-set.h (struct hard_reg_set_container): New type.
3981 * target.h (struct hard_reg_set_container): Forward declare.
3982 * target.def (set_up_by_prologue): New target hook.
3983 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3984 * doc/tm.texi: Regenerated.
3985 * function.c (thread_prologue_and_epilogue_insns): Change
3986 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3987 Call targetm.set_up_by_prologue on it.
3988 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3989 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3991 2012-01-17 Nick Clifton <nickc@redhat.com>
3993 * config/rx/rx.c (rx_can_use_simple_return): New function.
3994 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3995 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3997 2012-01-17 Richard Guenther <rguenther@suse.de>
4000 * expr.c (expand_assignment): Take address-space information
4001 from the address operand of MEM_REF and TARGET_MEM_REF.
4002 (expand_expr_real_1): Likewise.
4004 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4006 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4007 reload dump is requested.
4009 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4012 * trans-mem.c (requires_barrier): Call may_be_aliased.
4014 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4016 PR tree-optimization/51877
4017 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4018 call arguments and fndecls compare equal, instead return false if they
4019 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4020 both SSA_NAMEs that are valueized the same, or they satisfy
4023 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4025 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4027 * configure: Regenerate.
4029 2012-01-16 Jan Hubicka <jh@suse.cz>
4033 * convert.c (convert_to_integer): Use fold_convert for
4034 converting an INTEGER_CST to integer type.
4036 2012-01-16 Jason Merrill <jason@redhat.com>
4039 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4041 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4044 * config/s390/s390.c (s390_chunkify_start): Don't skip
4045 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4046 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4047 If insn is followed by NOTE_INSN_VAR_LOCATION or
4048 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4049 Don't use location of note insns.
4051 PR tree-optimization/51865
4052 * tree-inline.c (tree_function_versioning): Call remap_decl
4053 on DECL_RESULT whenever it has VOID_TYPE_P type.
4055 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4057 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4058 for calls to locally-binding MIPS16 functions if only the return
4059 type uses float regs.
4061 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4062 Richard Sandiford <rdsandiford@googlemail.com>
4064 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4065 (SYMBOL_32_HIGH): Likewise.
4066 (mips_output_tls_reloc_directive): Declare.
4067 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4068 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4069 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4070 (mips_lo_relocs, mips_hi_relocs): Make extern.
4071 (mips16_stub_function): Move up file.
4072 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4073 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4074 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4075 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4076 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4077 (mips_get_tp): Add MIPS16 support.
4078 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4079 Generalize DTPREL and TPREL handling.
4080 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4081 Add MIPS16 TLS support.
4082 (mips_output_tls_reloc_directive): New function.
4083 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4084 * config/mips/predicates.md (symbolic_operand_with_high)
4085 (tls_reloc_operand): New predicates.
4086 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4087 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4088 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4089 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4090 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4091 (*tls_get_tp_mips16_call_<mode>): Likewise.
4093 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4095 PR rtl-optimization/51821
4096 * recog.c (peep2_find_free_register): Determine clobbered registers
4099 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4102 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4103 * config/avr/avr.c: Likewise.
4104 * config/avr/avr.h: Likewise.
4106 2012-01-13 Ian Lance Taylor <iant@google.com>
4109 * tree.h (TYPE_QUALS): Add cast to int.
4110 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4112 2012-01-13 Ian Lance Taylor <iant@google.com>
4114 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4115 comparing param_index to VEC_length result.
4117 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4119 * c-decl.c: Do not include tree-mudflap.h
4120 * tree-optimize.c: Likewise.
4121 * Makefile.in: Update dependencies.
4123 2012-01-13 Richard Guenther <rguenther@suse.de>
4126 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4127 variable-sized result always use RSO.
4129 2012-01-12 DJ Delorie <dj@redhat.com>
4131 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4132 pointer type, not just the default pointer type.
4134 2012-01-09 Richard Henderson <rth@redhat.com>
4135 Denis Chertykov <chertykov@gmail.com>
4138 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4139 * config/avr/avr.c (avr_can_eliminate): Simplify.
4140 (avr_initial_elimination_offset): Likewise.
4141 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4142 (expand_epilogue): Likewise.
4143 (avr_legitimize_address): Gut.
4144 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4145 (avr_hard_regno_nregs): New.
4146 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4147 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4148 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4149 add soft frame pointer.
4150 (CALL_USED_REGISTERS): Likewise.
4151 (REG_CLASS_CONTENTS): Likewise.
4152 (REGISTER_NAMES): Likewise.
4153 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4154 (HARD_FRAME_POINTER_REGNUM): New.
4155 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4156 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4157 remove the HARD_FRAME_POINTER self-elimination.
4159 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4162 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4163 DECL_EXTERNAL when checking for initializers of progmem variables.
4165 2012-01-12 Ira Rosen <irar@il.ibm.com>
4167 PR tree-optimization/51799
4168 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4169 that the last operation is a type demotion.
4171 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4173 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4174 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4176 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4179 * combine.c (distribute_notes): If i3 is a noreturn call,
4180 allow old_size to be equal to args_size and make sure the
4181 noreturn call gets REG_ARGS_SIZE note.
4182 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4183 on noreturn calls even when the delta is 0.
4185 2012-01-11 Nathan Sidwell <nathan@acm.org>
4187 * gcov.c (STRING_SIZE): Remove.
4188 (generate_results): Erase annotations for source files with no
4189 coverage information.
4191 (output_lines): Use it.
4193 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4195 * gimple.h (gimplify_body): Remove first argument.
4196 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4197 pointer set here, instead just pass DATA to walk_tree.
4198 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4199 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4200 (unvisit_body): Likewise, but with unmark_visited.
4201 (gimplify_body): Remove BODY_P argument and adjust.
4202 (gimplify_function_tree): Adjust call to gimplify_body.
4203 * omp-low.c (finalize_task_copyfn): Likewise.
4205 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4207 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4208 (build_function_type_skip_args): Delete.
4209 * tree.c (build_function_type_skip_args): Make static and add
4210 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4211 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4212 pass it to build_function_type_skip_args.
4213 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4214 (tree_function_versioning): Likewise.
4215 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4216 build_function_decl_skip_args.
4217 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4218 and pass it to build_function_decl_skip_args/tree_function_versioning.
4219 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4220 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4221 * trans-mem.c (ipa_tm_create_version): Likewise.
4222 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4223 * tree-inline.c (declare_return_variable): Remove always-true test.
4224 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4225 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4226 * ipa-split.c (split_function): Skip the return value for the split
4227 part if it doesn't return.
4229 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4231 PR tree-optimization/49642
4232 * ipa-split.c (forbidden_dominators): New variable.
4233 (check_forbidden_calls): New function.
4234 (dominated_by_forbidden): Likewise.
4235 (consider_split): Check for forbidden dominators.
4236 (execute_split_functions): Initialize and free forbidden
4237 dominators info; call check_forbidden_calls.
4239 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4241 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4243 2012-01-11 Nick Clifton <nickc@redhat.com>
4245 * config/rx/rx.md (return): Define pattern.
4247 2012-01-11 Richard Guenther <rguenther@suse.de>
4249 * doc/extend.texi (malloc attribute): Adjust according to
4252 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4253 Patrick Marlier <patrick.marlier@gmail.com>
4256 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4257 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4258 (ipa_tm_note_irrevocable): Same.
4259 (ipa_tm_scan_irr_block): Same.
4260 (ipa_tm_decrement_clone_counts): Same.
4261 (ipa_tm_scan_irr_function): Same.
4262 (ipa_tm_create_version_alias): Same.
4263 (ipa_tm_create_version): Same.
4264 (ipa_tm_transform_calls_redirect): Same.
4265 (ipa_tm_transform_calls): Same.
4266 (ipa_tm_transform_transaction): Same.
4267 (ipa_tm_execute): Same.
4269 2012-01-10 Richard Guenther <rguenther@suse.de>
4272 * opts.c (common_handle_option): Handle -Werror.
4274 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4276 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4279 2012-01-10 Jason Merrill <jason@redhat.com>
4281 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4284 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4286 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4287 supports R_386_TLS_GD_PLT reloc.
4288 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4289 supports R_386_TLS_LDM_PLT reloc.
4290 * configure: Regenerate.
4291 * config.in: Regenerate.
4293 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4296 Extend __pgmx semantics to linearize memory.
4297 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4298 determine if code comes inline or from libgcc.
4299 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4300 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4301 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4302 (movmemx_qi, movmemx_hi): New insns.
4303 (xload_<mode>_libgcc): Rewrite to new insn condition.
4304 (xload_<mode>): Remove insns.
4305 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4306 cases that don't satisfy avr_xload_libgcc_p().
4307 (avr_addr_space_convert): Allow converting in any direction.
4308 (avr_addr_space_subset_p): Return always true.
4309 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4310 (avr_emit_movmemhi): Ditto.
4311 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4312 (avr_out_movmem): Ditto.
4313 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4314 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4315 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4316 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4317 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4319 2012-01-10 Richard Guenther <rguenther@suse.de>
4321 PR tree-optimization/50913
4322 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4323 Require data-refs to be representable by Graphite with respect
4326 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4328 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4329 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4331 2012-01-10 Tom de Vries <tom@codesourcery.com>
4333 PR rtl-optimization/51271
4334 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4335 handling annulled branch.
4337 2012-01-10 Richard Henderson <rth@redhat.com>
4339 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4340 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4341 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4342 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4343 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4344 arm_expand_vec_perm_const): New.
4345 * config/arm/arm-protos.h: Update.
4346 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4347 (*neon_vswp<VDQX>): New.
4348 (neon_vcombine<VDX>): Use neon_split_vcombine.
4349 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4350 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4351 (vec_perm<VE>): New.
4353 2012-01-10 Richard Henderson <rth@redhat.com>
4355 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4356 use it if reload_completed.
4357 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4358 arm_output_asm_insn, arm_process_output_memory_barrier,
4359 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4360 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4361 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4362 arm_process_output_sync_insn, arm_output_sync_insn,
4363 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4364 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4365 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4366 (emit_unlikely_jump): New.
4367 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4368 (arm_split_atomic_op): New.
4369 * config/arm/arm-protos.h: Update.
4370 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4371 (struct arm_sync_generator): Remove.
4372 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4373 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4374 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4375 (VUNSPEC_LL, VUNSPEC_SC): New.
4376 (sync_result, sync_memory, sync_required_value, sync_new_value,
4377 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4378 (attr length): Don't use arm_sync_loop_insns.
4379 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4380 (movsfcc, movdfcc): Likewise.
4381 * config/arm/constraints.md (Ua): New.
4382 * config/arm/prediates.md (mem_noofs_operand): New.
4383 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4384 (sync_clobber, sync_t2_reqd): Remove.
4385 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4386 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4387 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4388 (arm_sync_compare_and_swap<SIDI>): Remove.
4389 (arm_sync_compare_and_swap<NARROW>): Remove.
4390 (arm_sync_lock_test_and_set<SIDI>): Remove.
4391 (arm_sync_lock_test_and_set<NARROW>): Remove.
4392 (arm_sync_new_<syncop><SIDI>): Remove.
4393 (arm_sync_new_<syncop><NARROW>): Remove.
4394 (arm_sync_new_nand<SIDI>): Remove.
4395 (arm_sync_new_nand<NARROW>): Remove.
4396 (arm_sync_old_<syncop><SIDI>): Remove.
4397 (arm_sync_old_<syncop><NARROW>): Remove.
4398 (arm_sync_old_nand<SIDI>): Remove.
4399 (arm_sync_old_nand<NARROW>): Remove.
4400 (*memory_barrier): Merge arm_output_memory_barrier.
4401 (atomic_compare_and_swap<QHSD>): New.
4402 (atomic_compare_and_swap<NARROW>_1): New.
4403 (atomic_compare_and_swap<SIDI>_1): New.
4404 (atomic_exchange<QHSD>): New.
4405 (cas_cmp_operand, cas_cmp_str): New.
4406 (atomic_op_operand, atomic_op_str): New.
4407 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4408 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4409 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4410 (arm_load_exclusive<NARROW>): New.
4411 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4412 (arm_store_exclusive<QHSD>): New.
4414 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4416 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4417 reload patterns if -mvsx-scalar-memory.
4419 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4420 generated, even -mno-vsx-scalar-double was used.
4421 (vsx_xscvdpsp_scalar): Likewise.
4422 (vsx_xscvspdp_scalar2): Likewise.
4424 2012-01-09 Tom de Vries <tom@codesourcery.com>
4425 Andrew Pinski <apinski@cavium.com>
4428 * reorg.c (fill_slots_from_thread): Don't speculate
4429 frame-related insns.
4431 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4433 * sched-int.h (bb_note): Move to...
4434 * basic-block.h: ...here.
4435 * haifa-sched.c (bb_note): Move to...
4436 * cfgrtl.c: ...here.
4437 * function.c (next_block_for_reg): New function.
4438 (move_insn_for_shrink_wrap): Likewise.
4439 (prepare_shrink_wrap): Rewrite to use the above.
4441 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4443 * gimple.c (is_gimple_non_addressable): Remove.
4444 * gimple.h: Remove is_gimple_non_addressable.
4445 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4446 is_gimple_non_addressable.
4447 * trans-mem.c (expand_assign_tm): Same.
4449 2012-01-09 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/51775
4452 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4453 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4455 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4457 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4459 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4461 2012-01-09 Richard Guenther <rguenther@suse.de>
4463 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4465 2012-01-08 Jan Hubicka <jh@suse.cz>
4467 PR tree-optimize/51680
4468 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4469 on when known_vals needs to be computed; cleanup.
4471 2012-01-08 Jan Hubicka <jh@suse.cz>
4473 PR tree-optimize/51694
4474 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4476 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4478 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4479 for -std=c++98 and -std=c++11 too.
4481 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4483 * cfgloop.c (cancel_loop): Add free() of bbs array.
4485 2012-01-07 Jan Hubicka <jh@suse.cz>
4487 PR tree-optimization/51600
4488 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4489 that benefits small functions.
4491 2012-01-07 Jan Hubicka <jh@suse.cz>
4493 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4495 2012-01-07 Jan Hubicka <jh@suse.cz>
4497 PR tree-optimization/51680
4498 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4499 whose inlining reduce unit size.
4501 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4504 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4505 Add canonical node to containing_mem chain after the non-canonical
4506 one, even if there weren't any locs to propagate.
4507 (remove_useless_values): Keep only canonical values.
4508 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4509 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4510 canonicalize mem_chain elements that are not discarded.
4512 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4515 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4516 before emitting functions.
4518 PR gcov-profile/50127
4519 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4520 clear_aux_for_blocks.
4522 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4525 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4527 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4529 * c-decl.c (ext_block): Moved up.
4530 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4532 2012-01-06 Han Shen <shenhan@google.com>
4534 Translate built-in include paths for sysroot.
4535 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4536 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4538 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4539 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4541 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4542 control whether sysroot should be prepended to gxx include dir.
4544 * configure: Regenerate.
4546 2012-01-06 Torvald Riegel <triegel@redhat.com>
4548 PR rtl-optimization/51771
4549 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4550 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4552 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4554 PR tree-optimization/51315
4555 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4556 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4558 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4561 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4562 for shrp pattern. Correctly handle and fixup shift variable.
4563 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4565 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4568 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4569 note when !ACCUMULATE_OUTGOING_ARGS.
4571 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4573 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4575 (extract_range_from_unary_expr_1): Avoid useless computations.
4577 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4579 PR rtl-optimization/51767
4580 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4581 of jump_block and add an extra edge for degenerated asm gotos.
4584 * stmt.c (check_unique_operand_names): Don't ICE during error
4585 reporting if i is from labels chain.
4588 * profile.c (branch_prob): Split bbs that have exit edge
4589 and need a fake entry edge too.
4591 2012-01-05 Jan Hubicka <jh@suse.cz>
4594 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4597 2012-01-05 Richard Guenther <rguenther@suse.de>
4600 * tree-streamer-out.c (write_ts_optimization): New function.
4601 (streamer_write_tree_body): Call it.
4602 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4603 (streamer_read_tree_body): Call it.
4604 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4606 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4609 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4610 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4611 in_cleanup_point_expr before gimplify_stmt call and restore it
4613 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4614 in_cleanup_point_expr is false.
4616 2012-01-05 Richard Guenther <rguenther@suse.de>
4619 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4621 * toplev.c (process_options): Reject combining mudflap and LTO.
4622 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4624 2012-01-05 Richard Guenther <rguenther@suse.de>
4626 PR tree-optimization/51760
4627 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4629 (bit_value_unop): Handle UNDEFINED operands.
4630 (bit_value_binop): Likewise.
4632 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4634 * config/avr/avr.c (avr_replace_prefix): Remove.
4635 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4636 (avr_asm_function_rodata_section): Ditto.
4637 (avr_asm_select_section): Ditto.
4639 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4641 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4644 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4647 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4648 calls that have any non-fake successor edges.
4651 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4653 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4655 PR tree-optimization/51624
4656 * tree-sra.c (build_ref_for_model): When replicating a chain of
4657 COMPONENT_REFs, stop as soon as the offset would become negative.
4659 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4662 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4663 in .debug_loc on the floor.
4665 2012-01-04 Andrew Pinski <apinski@cavium.com>
4667 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4669 2012-01-04 Andrew Pinski <apinski@cavium.com>
4670 Adam Nemet <anemet@caviumnetworks.com>
4672 * config/mips/mips.md (size): Add SI and DI.
4673 (SIZE): New mode attribute.
4674 (U): New code attribute.
4675 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4676 (mips_lbux_<mode>): Delete.
4677 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4678 (mips_lhx): Use gen_mips_lhx_extsi.
4679 (mips_lhx_<mode>): Delete.
4681 (mips_l<size>x): New expand.
4682 (mips_lwx_<mode>): Delete.
4683 (mips_l<GPR:size>x_<P:mode>): New pattern.
4684 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4685 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4686 * config/mips/mips.c (mips_lx_address_p): New function.
4687 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4688 (dsp64): New availability predicate.
4689 (mips_builtins): Add an entry for __builtin_mips_ldx.
4690 * config/mips/mips.h (ISA_HAS_LBX): New define.
4691 (ISA_HAS_LBUX): Likewise.
4692 (ISA_HAS_LHX): Likewise.
4693 (ISA_HAS_LHUX): Likewise.
4694 (ISA_HAS_LWX): Likewise.
4695 (ISA_HAS_LWUX): Likewise.
4696 (ISA_HAS_LDX): Likewise.
4697 * doc/extend.texi (__builtin_mips_ldx): Document.
4699 2012-01-04 Tristan Gingold <gingold@adacore.com>
4701 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4702 when long pointers are used.
4703 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4704 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4705 (ia64-hp-*vms*): Remove.
4706 * config/vms/xm-vms64.h: Delete.
4708 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4711 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4713 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4715 * opts.c (finish_options): Remove duplicate sorry.
4717 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4720 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4723 2012-01-04 Richard Guenther <rguenther@suse.de>
4726 * tree.c (size_low_cst): New function.
4727 * tree.h (size_low_cst): Declare.
4728 * fold-const.c (fold_comparison): Use it to extract the low
4729 part of the POINTER_PLUS_EXPR offset.
4731 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4733 Fix clearing ZERO_REG
4734 * config/avr/avr.md (cc): Add alternative "ldi".
4735 (movqi_insn): Use it in cc attribute.
4736 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4737 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4738 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4740 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4742 * configure: Regenerate.
4744 2012-01-04 Richard Guenther <rguenther@suse.de>
4746 PR tree-optimization/49651
4747 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4748 (var_can_have_subvars): Use it.
4749 (get_constraint_for_1): Only consider subfields if there can be any.
4751 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4754 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4755 to its new canonical_cselib_val and the cselib_val was in
4756 first_containing_mem chain, but the canonical_cselib_val was not,
4757 add the latter into the chain.
4758 (cselib_invalidate_mem): Compare canonical_cselib_val of
4759 addr_list chain elt with v.
4762 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4763 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4765 (output_macinfo_op): Don't ggc_strdup fd->filename.
4766 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4767 then ggc_strdup it. Don't free inc->info or cur->info.
4768 (output_macinfo): Don't free ref->info or file->info.
4770 2012-01-03 Ira Rosen <irar@il.ibm.com>
4772 PR tree-optimization/51269
4773 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4774 first_niters a pointer.
4775 (slpeel_tree_peel_loop_to_edge): Likewise.
4776 (vect_do_peeling_for_loop_bound): Update call to
4777 slpeel_tree_peel_loop_to_edge.
4778 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4779 here. Remove it from the parameters list.
4780 (vect_do_peeling_for_alignment): Update calls and compute
4783 2012-01-03 Richard Guenther <rguenther@suse.de>
4785 PR tree-optimization/51070
4786 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4787 Properly handle calls.
4789 2012-01-03 Richard Guenther <rguenther@suse.de>
4791 PR tree-optimization/51692
4792 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4793 the LHS of allocation stmts.
4795 2012-01-03 Olivier Hainque <hainque@adacore.com>
4797 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4799 2012-01-03 Olivier Hainque <hainque@adacore.com>
4801 * collect2.c (main): In AIX specific computations for vector
4802 insertions, use CONST_CAST2 to cast from char ** to const char **.
4804 2012-01-03 Richard Guenther <rguenther@suse.de>
4807 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4808 the context of a limbo DIE when it does not already exist.
4810 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4812 PR tree-optimization/51719
4813 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4814 but direct call is, clear direct call's lhs and don't add fallthrough
4815 edge from dcall_bb to join_bb and PHIs.
4817 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4819 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4820 the instructions emitted by the pattern.
4821 ("*TDC_insn_<mode>"): Add comment.
4823 2012-01-03 Richard Guenther <rguenther@suse.de>
4826 * fold-const.c (fold_comparison): Properly canonicalize
4827 tree offset and HOST_WIDE_INT bit position.
4829 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4831 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4832 operands for extzv pattern.
4834 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4837 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4840 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4842 * doc/invoke.texi (-flto and related options): Copy-edit.
4844 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4846 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4848 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4850 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4853 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4855 * expr.h (move_by_pieces_ninsns): Declare.
4856 * expr.c (move_by_pieces_ninsns): Make external.
4857 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4858 (mips_store_by_pieces_p): Likewise.
4859 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4860 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4861 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4862 (mips_store_by_pieces_p): Likewise.
4864 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4866 * passes.c (register_one_dump_file): Free full_name.
4868 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4869 (calculate_elim_costs_all_insns): Free offsets_at and
4870 offsets_known_at at the end and clear the pointers.
4872 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4874 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4875 this option introduced in r180739.
4877 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4880 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4881 (tmake_file target=avr): Add avr/t-multilib.
4883 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4884 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4885 * config/avr/genmultilib.awk: New file.
4886 * config/avr/t-multilib: New auto-generated file.
4887 * config/avr/multilib.h: New auto-generated file.
4888 * config/avr/t-avr (AVR_MCUS): New variable.
4889 (genopt.sh): Use it.
4890 (s-mlib): Depend on t-multilib.
4891 (t-multilib, multilib.h): New dependencies.
4892 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4893 (MULTILIB_OPTIONS): Remove.
4894 (MULTILIB_MATCHES): Remove.
4895 (MULTILIB_DIRNAMES): Remove.
4896 (MULTILIB_EXCEPTIONS): Remove:
4897 * config/avr/genopt.sh: Don't use hard coded file name;
4898 pass AVR_MCUS from t-avr instead.
4900 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4902 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4904 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4906 Implement light-weight DImode support.
4907 * config/avr/avr-dimode.md: New file.
4908 * config/avr/avr.md: Include it.
4909 (adjust_len): Add plus64, compare64.
4910 (HIDI): Remove code iterator.
4911 (code_stdname): New code attribute.
4912 (rotx, rotsmode): Remove DI.
4913 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4915 * config/avr/avr-protos.h (avr_have_dimode): New.
4916 (avr_out_plus64, avr_out_compare64): New.
4917 * config/avr/avr.c (avr_out_compare): Handle DImode.
4918 (avr_have_dimode): New variable definition and initialization.
4919 (avr_out_compare64, avr_out_plus64): New functions.
4920 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4921 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4922 (avr_compare_pattern): Skip DImode comparisons.
4924 2012-01-02 Revital Eres <revital.eres@linaro.org>
4926 * ddg.c (def_has_ccmode_p): New function.
4927 (add_cross_iteration_register_deps,
4928 create_ddg_dep_from_intra_loop_link): Call it.
4930 2012-01-02 Richard Guenther <rguenther@suse.de>
4933 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4935 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4937 * gcc.c (process_command): Update copyright notice dates.
4938 * gcov.c (print_version): Likewise.
4939 * gcov-dump.c (print_version): Likewise.
4940 * mips-tfile.c (main): Likewise.
4941 * mips-tdump.c (main): Likewise.
4943 2012-01-01 Ira Rosen <irar@il.ibm.com>
4945 PR tree-optimization/51704
4946 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4947 a use is inside the basic block or loop before accessing its vect info.
4949 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4951 PR rtl-optimization/51069
4952 * cfgloopmanip.c (remove_path): Removing path making irreducible
4953 region unconditional makes BB part of the region.
4955 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4957 PR tree-optimization/51683
4958 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4959 calls with side-effects.
4960 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4962 Copyright (C) 2012 Free Software Foundation, Inc.
4964 Copying and distribution of this file, with or without modification,
4965 are permitted in any medium without royalty provided the copyright
4966 notice and this notice are preserved.