1 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
4 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
7 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
8 sibcall_insn_operand. Move it to a temporary register if not.
10 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
14 emit PIC sequence for fnaddr symbol reference in advance.
16 2012-07-09 Jason Merrill <jason@redhat.com>
19 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
20 (type_hash_eq): Likewise.
23 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
25 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
27 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
28 due to negative shift amount.
30 2012-07-06 Kai Tietz <ktietz@redhat.com>
32 Backport from mainline.
34 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
37 2012-07-06 Nick Clifton <nickc@redhat.com>
39 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
40 default_encode_section_info.
42 2012-07-06 Richard Guenther <rguenther@suse.de>
44 Backport from mainline
45 2012-03-30 Richard Guenther <rguenther@suse.de>
48 * double-int.c (rshift_double): Remove not needed cast.
50 2012-03-28 Richard Guenther <rguenther@suse.de>
53 * double-int.h (rshift_double): Remove.
54 * double-int.c (lshift_double): Use absu_hwi to make count
56 (rshift_double): Make static, take unsigned count argument,
57 remove handling of negative count argument.
58 (double_int_rshift): Dispatch to lshift_double.
60 2012-07-06 Richard Guenther <rguenther@suse.de>
62 Backport from mainline
63 2012-06-18 Richard Guenther <rguenther@suse.de>
65 PR tree-optimization/53693
66 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
67 Reject operands with more than one use.
69 2012-07-06 Richard Guenther <rguenther@suse.de>
71 Backport from mainline
72 2012-04-11 Richard Guenther <rguenther@suse.de>
75 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
76 consider loop nesting.
77 (evolution_function_is_univariate_p): Properly check the remainder
80 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
82 Backport from mainline
83 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
85 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
86 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
87 (adjacent_mem_locations): Move some code to and call...
88 (get_memref_parts): ...new function.
89 (mem_locations_overlap): New function.
90 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
91 (is_mem_ref): Rename to...
92 (find_mem_ref): ...this. Return MEM rtx.
93 (get_store_dest): Remove function.
94 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
95 new parameter and adjust calls.
96 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
97 mem refs overlap for true_store_to_load_dep_costly.
98 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
99 passed to adjacent_mem_locations.
100 (is_costly_group): Walk resolved dependency list.
101 (force_new_group): Emit group ending nop for Power6/Power7.
102 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
103 (group_ending_nop): New define_insn.
105 2012-07-04 Richard Guenther <rguenther@suse.de>
108 * gimple-fold.c (get_base_constructor): Do not return an
109 error_mark_node DECL_INITIAL.
111 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
113 Backport from mainline
114 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
117 code model string in the error message.
119 2012-07-04 Tristan Gingold <gingold@adacore.com>
121 Backport from mainline.
122 2012-06-25 Tristan Gingold <gingold@adacore.com>
124 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
125 (seh_cfa_adjust_cfa): ... that function.
126 (seh_emit_stackalloc): Do not emit out of range values.
127 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
128 UNSPEC_DEF_CFA constants.
129 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
130 * config/i386/i386.c (ix86_frame_pointer_required): Required
131 for very large frames on SEH target.
132 (ix86_compute_frame_layout): Save area is before frame pointer
133 on SEH target. Handle very large frames.
134 (ix86_expand_prologue): Likewise.
136 2012-07-04 Richard Guenther <rguenther@suse.de>
138 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
139 as in free_lang_data_in_type.
141 2012-07-02 Martin Jambor <mjambor@suse.cz>
143 Backport from mainline.
144 2012-07-02 Martin Jambor <mjambor@suse.cz>
147 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
148 dynamic type change check.
150 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
152 * tree-eh.c (lower_try_finally_switch): Really put the location of the
153 last statement of the finally block onto the switch.
155 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
157 * configure: Regenerate.
158 Backport from mainline.
159 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
160 * config.gcc (target_type_format_char): New. Document it. Set it for
162 * configure.ac (gnu_unique_option): Use target_type_format_char
163 in test. Comment rationale.
165 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
167 Backport from mainline.
168 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
169 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
171 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
173 Backport from 2012-06-28 mainline r189049
176 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
177 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
178 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
179 avr_hard_regno_call_part_clobbered.
181 2012-06-28 Richard Guenther <rguenther@suse.de>
184 * expr.c (expand_expr_real_1): Verify if the type is complete
185 before inspecting its size.
187 2012-06-27 Nick Clifton <nickc@redhat.com>
189 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
192 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
195 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
197 2012-06-26 Nick Clifton <nickc@redhat.com>
199 * config/rx/rx.md (simple_return): Use the simple_return rtx.
201 2012-06-25 Jakub Jelinek <jakub@redhat.com>
204 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
205 of x x x in the vmovlps load alternative.
207 2012-06-22 Richard Guenther <rguenther@suse.de>
209 * gcov-iov.c: Include bconfig.h and system.h.
211 2012-06-22 Richard Guenther <rguenther@suse.de>
213 PR gcov-profile/53744
214 * gcov-iov.c (main): Treat "" and "prerelease" the same.
216 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
218 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
219 DECL_IGNORED_P non-reg vars even if they are used.
221 2012-06-19 Jason Merrill <jason@redhat.com>
224 * dwarf2out.c (modified_type_die): Use scope_die_for.
225 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
226 (uses_local_type_r, uses_local_type): New.
227 (scope_die_for): Keep a type that uses a local type in local scope.
228 Use get_context_die for namespace and type scope.
230 2012-06-19 Richard Guenther <rguenther@suse.de>
233 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
234 replace it with the first non-BLOCK context.
236 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
238 PR rtl-optimization/53700
240 Backport from mainline
241 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
243 * ira-color.c (setup_left_conflict_sizes_p): Process all
246 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
248 Backport from mainline
249 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
253 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
254 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
255 instead of xop_mulv2div2di3_low.
256 (xop_p<macs>dql): Fix vec_select selector.
257 (xop_p<macs>dqh): Ditto.
258 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
259 (xop_mulv2div2di3_high): Ditto.
261 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
263 Backport from mainline:
264 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
266 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
268 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
270 Backport from mainline:
271 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
273 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
274 * config/pa/pa.c (pa_attr_length_millicode_call): Use
275 MAX_PCREL17F_OFFSET instead of fixed offset.
276 (pa_attr_length_call): Likewise.
277 (pa_attr_length_indirect_call): Likewise.
279 2012-06-15 Walter Lee <walt@tilera.com>
281 Backport from mainline:
282 2012-06-15 Walter Lee <walt@tilera.com>
284 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
286 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
288 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
290 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
292 Backport from mainline:
294 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
295 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
296 * gimple.h (block_in_transaction): Check for flag_tm.
298 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
300 PR tree-optimization/52558
302 Backport from mainline:
303 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
304 * gimple.h (gimple_set_in_transaction): Remove.
305 (gimple_in_transaction): Look in BB instead.
306 (gimple_statement_base): Remove in_transaction field.
307 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
308 * trans-mem.c (compute_transaction_bits): Place transaction bit
309 information into basic blocks.
311 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
313 PR tree-optimization/52558
314 * cfg.c (alloc_aux_for_edge): Fix comment.
315 (alloc_aux_for_edge): Remove static.
316 * basic-block.h (alloc_aux_for_edge): Protoize.
317 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
318 (execute_sm_if_changed_flag): New.
319 (execute_sm_if_changed_flag_set): New.
320 (execute_sm): Do not generate data races unless requested.
321 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
322 (tree_ssa_lim_finalize): Call free_aux_for_edges.
323 * gimple.h (block_in_transaction): New.
324 (gimple_in_transaction): Use block_in_transaction.
326 2012-06-14 Jakub Jelinek <jakub@redhat.com>
328 Backported from mainline
329 2012-06-12 Jakub Jelinek <jakub@redhat.com>
331 PR rtl-optimization/53589
332 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
333 discovery even when e->dest != target. If any LABEL_REF points
334 to e->dest label, redirect it to target's label.
336 2012-06-07 Jakub Jelinek <jakub@redhat.com>
339 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
340 returns false, replace stmt with GIMPLE_NOP.
341 (check_omp_nesting_restrictions): Instead of issuing warnings,
342 issue errors and return false if any errors were reported.
344 2012-06-14 Richard Guenther <rguenther@suse.de>
346 * BASE-VER: Set to 4.7.2.
347 * DEV-PHASE: Set to prerelease.
349 2012-06-12 Christian Bruel <christian.bruel@st.com>
352 * config/sh/sh.c (sh_option_override): Don't force
353 flag_omit_frame_pointer and maccumulate_outgoing_args.
354 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
356 2012-06-14 Release Manager
358 * GCC 4.7.1 released.
360 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
362 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
364 2012-06-13 Richard Henderson <rth@redhat.com>
366 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
367 iterator instead of INT.
369 2012-06-08 Richard Henderson <rth@redhat.com>
372 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
373 note to a clobber insn when no other insn is available.
375 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
378 * doc/invoke.texi (Wenum-compare): Update documentation.
380 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
383 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
385 (altivec_stvlxl): Ditto.
386 (altivec_stvrx): Ditto.
387 (altivec_stvrxl): Ditto.
389 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
392 * trans-mem.c (expand_block_edges): Do not skip the first
393 statement when resetting the BB.
395 2012-06-04 Richard Guenther <rguenther@suse.de>
398 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
399 create new assembler names.
401 2012-06-04 Richard Guenther <rguenther@suse.de>
403 Backport from mainline
404 2012-04-25 Jakub Jelinek <jakub@redhat.com>
407 * stor-layout.c (get_best_mode): Don't return mode with bitsize
408 larger than maxbits. Don't compute maxbits modulo align.
409 Also check that unit bytes long store at bitpos / unit * unit
410 doesn't affect bits beyond bitregion_end.
411 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
412 would not fit into bitregion_start ... bitregion_end + 1 bit
414 (store_split_bit_field): Decrease unit close to end of bitregion_end
415 if access is restricted in order to avoid mutual recursion.
417 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
419 Backport from 2012-06-04 mainline r188172
422 * config/avr/avr-stdint.h: New file.
423 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
426 2012-06-04 Jakub Jelinek <jakub@redhat.com>
428 PR tree-optimization/53550
429 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
430 is POINTER_TYPE_P, use sizetype as step type instead of type.
432 2012-06-04 Richard Guenther <rguenther@suse.de>
433 Eric Botcazou <ebotcazou@adacore.com>
435 Backport from mainline
436 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
438 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
439 Change type of BITOFFSET to signed. Make sure the lower bound of
440 the computed range is non-negative by adjusting OFFSET and BITPOS.
441 (expand_assignment): Adjust call to get_bit_range.
443 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
445 * expr.c (get_bit_range): Return the null range if the enclosing record
446 is part of a larger bit field.
448 2012-03-20 Richard Guenther <rguenther@suse.de>
450 * stor-layout.c (finish_bitfield_representative): Fallback
451 to conservative maximum size if the padding up to the next
452 field cannot be computed as a constant.
453 (finish_bitfield_layout): If we cannot compute the distance
454 between the start of the bitfield representative and the
455 bitfield member start a new representative.
456 * expr.c (get_bit_range): The distance between the start of
457 the bitfield representative and the bitfield member is zero
458 if the field offsets are not constants.
460 2012-03-16 Richard Guenther <rguenther@suse.de>
462 * stor-layout.c (finish_bitfield_representative): Fall back
463 to the conservative maximum size if we cannot compute the
464 size of the tail padding.
466 2012-03-14 Richard Guenther <rguenther@suse.de>
468 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
469 * stor-layout.c (start_bitfield_representative): New function.
470 (finish_bitfield_representative): Likewise.
471 (finish_bitfield_layout): Likewise.
472 (finish_record_layout): Call finish_bitfield_layout.
473 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
474 for QUAL_UNION_TYPE fields.
475 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
476 Stream DECL_BIT_FIELD_REPRESENTATIVE.
477 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
482 * expr.c (get_bit_range): Unconditionally extract bitrange
483 from DECL_BIT_FIELD_REPRESENTATIVE.
484 (expand_assignment): Adjust call to get_bit_range.
486 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
489 * fold-const.c (fold_binary_loc): Refine previous change.
491 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
493 Backport from mainline
494 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
497 * config/sh/sh.c (find_barrier): Add equality check of last_got to
498 avoid going above orig insn. Update comments.
500 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
502 Backport from mainline
503 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
506 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
507 prologue for unwinder and profiler.
509 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
511 Backport from mainline
512 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
514 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
516 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
518 Backport from mainline
519 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
521 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
524 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
526 Backport from mainline
527 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
529 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
530 operand is CONST_INT. Take COSTS_N_INSNS into account.
531 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
534 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
536 * config/avr/avr.opt (-msp8): Document it.
537 * doc/invoke.texi (AVR Options): Copy from trunk docu.
539 2012-05-31 Richard Guenther <rguenther@suse.de>
542 * expr.c (expand_assignment): Do not use movmisalign on
545 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
548 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
549 (pa_section_type_flags): New.
550 (pa_legitimate_constant_p): Revert previous change.
552 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
554 Backport from mainline
555 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
558 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
560 (ipa_tm_create_version): Same.
562 2012-05-30 Jason Merrill <jason@redhat.com>
565 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
566 about array compound literals.
568 2012-05-30 Richard Guenther <rguenther@suse.de>
571 * fold-const.c (fold_binary_loc): Make sure to call
572 fold_plusminus_mult_expr with the original sign of operands.
574 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
576 * explow.c (probe_stack_range): Restore simple control flow and stop
577 again when the probe cannot be generated if HAVE_check_stack.
579 2012-05-30 Jakub Jelinek <jakub@redhat.com>
581 PR rtl-optimization/53519
582 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
583 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
585 2012-05-29 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/53516
588 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
590 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
592 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
594 Backport from mainline
595 2012-05-28 Richard Guenther <rguenther@suse.de>
597 PR tree-optimization/53438
598 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
600 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
602 Backport from mainline
603 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
605 PR rtl-optimization/52528
606 * combine.c (can_combine_p): Add setting of subst_low_luid
607 before call to expand_field_assignment().
609 2012-05-26 Martin Jambor <mjambor@suse.cz>
611 Backport from mainline
612 2012-05-23 Martin Jambor <mjambor@suse.cz>
614 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
616 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
619 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
620 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
622 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
625 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
626 (ix86_expand_vec_perm): Use int mode instead of float.
628 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
631 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
632 gnu_ld variables to yes.
633 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
634 (HAVE_GNU_AS): Likewise.
635 * config.in: Regenerate.
636 * configure: Likewise.
638 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
640 Backport from mainline
641 2012-03-12 Richard Guenther <rguenther@suse.de>
642 * config/arm/arm.c (neon_dereference_pointer): Do not call
643 covert during RTL expansion.
645 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
647 Backport from mainline
648 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
651 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
652 relied on signed overflow behavior.
654 2012-05-24 Richard Guenther <rguenther@suse.de>
657 * tree-profile.c (tree_profiling): Cleanup the CFG if
658 execute_fixup_cfg requests it.
660 2012-05-24 Jakub Jelinek <jakub@redhat.com>
662 PR tree-optimization/53465
663 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
664 vr0 into *vr, then vrp_meet that.
665 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
666 have any equivalences.
667 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
670 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
672 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
674 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
675 (iterative_hash_gimple_type): Adjust comment.
676 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
677 domain for an array type instead of the domain type itself.
679 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
681 Backport from 2012-05-23 mainline r187803
684 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
685 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
688 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
690 Backport from 2012-05-03 mainline r187075
692 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
693 has_fma4 for AMD processors with both fma3 and fma4 support.
695 2012-05-22 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/53408
698 * tree-vect-loop.c (vectorizable_induction): Properly check
699 the restriction that we cannot handle induction results from
700 the inner loop outside of the outer loop.
702 2012-05-21 Jakub Jelinek <jakub@redhat.com>
704 PR tree-optimization/53436
705 * omp-low.c (omp_build_component_ref): New function.
706 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
708 PR tree-optimization/53366
709 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
710 tests if complex_numbers == 2, but there are non-complex number loads
713 PR tree-optimization/53409
714 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
715 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
717 PR tree-optimization/53410
718 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
719 instead of build_int_cst (type, 0) where vector types might be
722 2012-05-21 Joseph Myers <joseph@codesourcery.com>
725 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
726 from folded operands before wrapping another around the
727 conditional expression.
729 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
730 Patrick Marlier <patrick.marlier@gmail.com>
732 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
735 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
737 Backport from mainline
738 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
741 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
742 (UNSPECV_RDRAND): This.
743 (rdrand<mode>_1): Updated.
745 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
747 Backport from mainline
748 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
750 * config/i386/driver-i386.c (host_detect_local_cpu): Support
751 RDRND, F16C and FSGSBASE.
753 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
755 Backport from mainline
756 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
758 * tree-ssa-pre.c (can_value_number_call): Delete.
759 (compute_avail): Skip all statements with side effects.
760 <GIMPLE_CALL>: Skip calls to internal functions.
762 2012-05-18 David S. Miller <davem@davemloft.net>
764 Backport r185385 from mainline
765 2012-03-14 Richard Guenther <rguenther@suse.de>
768 * tree-vect-generic.c (type_for_widest_vector_mode): Take
769 element type instead of mode, use build_vector_type_for_mode
770 instead of the langhook, build a vector of proper signedness.
771 (expand_vector_operations_1): Adjust.
773 2012-05-18 Olivier Hainque <hainque@adacore.com>
775 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
776 $(libsubdir) as libexecsubdir.
778 2012-05-16 Andrew Pinski <apinski@cavium.com>
780 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
783 2012-05-16 David S. Miller <davem@davemloft.net>
785 * jump.c (delete_related_insns): If we remove a CALL, make sure
786 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
788 2012-05-16 Richard Henderson <rth@redhat.com>
791 * combine-stack-adj.c (prev_active_insn_bb): New.
792 (next_active_insn_bb): New.
793 (force_move_args_size_note): New.
794 (combine_stack_adjustments_for_block): Use it.
796 2012-05-16 Olivier Hainque <hainque@adacore.com>
798 * Makefile.in (install-no-fixedincludes): New target, former toplevel
799 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
800 Add comments and improve stamp preservation across the whole sequence.
801 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
803 2012-05-16 Richard Guenther <rguenther@suse.de>
805 PR tree-optimization/53364
806 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
807 detect a view-conversion of the decl.
809 2012-05-15 Jakub Jelinek <jakub@redhat.com>
812 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
813 that operands[2] is either immediate, or q_regs_operand.
815 2012-05-15 Bin Cheng <bin.cheng@arm.com>
817 Backport r187139 from mainline.
818 2012-05-04 Bin Cheng <bin.cheng@arm.com>
820 PR rtl-optimization/52804
821 * reload1.c (reload_reg_reaches_end_p): Check whether successor
822 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
823 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
824 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
825 RELOAD_FOR_OUTADDR_ADDRESS.
827 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
830 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
831 generate target register for "load" class builtins.
834 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
838 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
839 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
840 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
841 (<sse>_movu<ssemodesuffix>): New expander.
842 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
843 (avx_movdqu<avxmodesuffix>): New expander.
844 (*sse2_movdqu): Rename from sse2_movdqu.
845 (sse2_movdqu): New expander.
847 2012-05-14 Jakub Jelinek <jakub@redhat.com>
849 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
850 lineno 1 the same as lineno 0 before first start file directive.
851 (optimize_macinfo_range): Likewise.
853 * dwarf2out.c (have_macinfo): Define.
854 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
855 attribute, don't force empty compilation unit and don't emit any
856 .debug_macinfo/.debug_macro section if macinfo_table is empty.
858 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
860 Backport from mainline
861 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
863 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
864 ORDERED and UNORDERED conditions.
866 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
868 * function.c (requires_stack_frame_p): If the function can throw
869 non-call exceptions, return true if the insn can throw internally.
871 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
873 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
874 DECL_ORIGINAL_TYPE if it is present.
876 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
878 Backport from 2012-05-12 mainline r187342.
881 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
882 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
883 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
884 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
885 (expand_prologue): Move initialization of cfun->machine->is_naked,
886 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
887 (avr_set_current_function): ...this new static function.
888 (TARGET_SET_CURRENT_FUNCTION): New define.
889 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
890 checking attributes of current_function_decl.
891 (avr_regs_to_save): Ditto.
892 (signal_function_p): Rename to avr_signal_function_p.
893 (interrupt_function_p): Rename to avr_interrupt_function_p.
895 * doc/extend.texi (Function Attributes): Better explanation of
896 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
899 2012-05-09 Matthias Klose <doko@ubuntu.com>
901 * gcc-ar.c (main): Don't check for execute bits for the plugin.
903 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
906 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
907 when a constant source operand matches an "I" constraint, the "no
908 CC0 change" applies to a register-destination only, not a
909 strict_low_part-destination.
911 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
913 Backport from mainline:
914 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
916 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
918 2012-05-07 Jakub Jelinek <jakub@redhat.com>
920 PR tree-optimization/53239
921 * tree-vrp.c (get_value_range): Set VR of
922 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
925 2012-05-07 Richard Guenther <rguenther@suse.de>
927 PR tree-optimization/53195
928 * tree-inline.c (setup_one_parameter): Properly add referenced
929 vars from the parameters new known value.
931 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
933 Backport from mainline:
934 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
937 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
940 2012-05-04 Ian Lance Taylor <iant@google.com>
942 * tree-vect-patterns.c (vect_single_imm_use): Correct return
943 values from false to NULL.
945 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
947 Backport from mainline
948 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
951 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
952 (TARGET_CMOV): Rename from TARGET_CMOVE.
953 (TARGET_CMOVE): New define.
954 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
955 Do not set TARGET_CMOVE here.
957 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
959 Backport from mainline:
961 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
963 PR tree-optimization/52633
964 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
965 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
966 (vect_recog_over_widening_pattern): Remove handling of code that was
967 already detected as over-widening pattern. Remove special handling
968 of "unsigned" cases. Instead, support general case of conversion
969 of the shift result to another type.
971 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
973 * tree-vect-patterns.c (vect_single_imm_use): New function.
974 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
975 (vect_recog_over_widening_pattern): Likewise.
976 (vect_recog_widen_shift_pattern): Likewise.
978 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
980 PR tree-optimization/52870
981 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
982 presumed pattern statement is within the same loop or basic block.
984 2012-05-04 Richard Guenther <rguenther@suse.de>
986 * common.opt (flto-report): Do not mark as Optimization.
988 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
991 * recog.c (constrain_operands): If extra constraints are present, also
992 accept pseudo-registers with equivalent memory locations during reload.
994 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
996 Backport from the mainline
997 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1000 * config/rs6000/rs6000.md (bswapdi splitters): If
1001 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1002 default) is used, generate an alternate sequence that does not
1003 depend on using indexed addressing.
1005 2012-05-03 David S. Miller <davem@davemloft.net>
1008 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1009 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1010 (sparc_emit_float_lib_cmp): Likewise.
1012 2012-05-04 Martin Jambor <mjambor@suse.cz>
1014 Backport from mainline
1015 2012-05-02 Martin Jambor <mjambor@suse.cz>
1018 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1019 of a variable when the contect is a function.
1021 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1024 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1025 append program name to it and pass that as first argument
1026 to make_relative_prefix. Always pass standard_libexec_prefix
1027 as last argument to make_relative_prefix. If
1028 make_relative_prefix returns NULL, fall back to
1029 standard_libexec_prefix.
1032 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1036 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1037 mode, return that mode.
1039 2012-05-03 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/53144
1042 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1044 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1045 with SSA name values.
1046 (vn_reference_lookup_3): Adjust callers.
1048 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1050 PR tree-optimization/53163
1051 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1052 return value from compute_all_dependences.
1054 PR rtl-optimization/53160
1055 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1056 has been modified by ree pass already.
1058 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1060 Backport from mainline
1061 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1064 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1065 calls to cgraph_node_name in xstrdup.
1066 (ipa_make_edge_direct_to_target): Ditto.
1067 * tree-sra.c (convert_callers_for_node): Ditto.
1068 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1069 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1070 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1071 (cgraph_materialize_all_clones): Ditto.
1072 * ipa-inline.c (report_inline_failed_reason): Ditto.
1073 (want_early_inline_function_p): Ditto.
1074 (edge_badness): Ditto.
1075 (update_edge_key): Ditto.
1076 (flatten_function): Ditto.
1077 (ipa_inline): Ditto.
1078 (inline_always_inline_functions): Ditto.
1079 (early_inline_small_functions): Ditto.
1081 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1083 Backport from mainline
1084 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1086 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1087 Introduce emul_name to select the right linker emulation for
1088 powerpc64-*-freebsd*.
1089 * configure: Regenerate.
1090 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1091 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1092 * config/rs6000/freebsd64.h: New file.
1093 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1095 (rs6000_savres_strategy): Likewise.
1096 (rs6000_savres_routine_name): Likewise.
1097 (rs6000_elf_file_end): Likewise.
1098 * config/rs6000/t-freebsd64: New file.
1099 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1100 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1102 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1104 Backport from mainline
1105 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1108 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1110 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1112 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1113 predicate to discriminate types.
1115 2012-04-27 Richard Guenther <rguenther@suse.de>
1118 * convert.c (convert_to_integer): Avoid infinite recursion for
1119 target-defined built-in types.
1121 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1124 * config/cris/cris.md ("*andhi_lowpart_v32")
1125 ("*andqi_lowpart_v32"): Change first input-only operand from
1126 a (match_operand ...) to (match_dup 0). Drop alternatives with
1127 const_int-matching constraints for redundancy.
1128 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1129 three-operand alternative.
1131 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1133 Backport from mainline
1134 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1136 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1137 (*addsi_2_zext): Ditto.
1138 (*add<mode>_3): Ditto.
1139 (*addsi_3_zext): Ditto.
1140 (*add<mode>_5): Ditto.
1142 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1145 * c-typeck.c (set_nonincremental_init,
1146 set_nonincremental_init_from_string): Pass true instead of false
1147 as IMPLICIT to add_pending_init.
1149 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1151 Backport from 2012-04-24 mainline r186768.
1154 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1156 2012-04-24 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/53085
1159 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1162 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1165 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1167 (output_addressed_constants): Likewise.
1170 * varasm.c (get_section): Don't ICE for section conflicts with
1171 built-in section kinds.
1173 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1175 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1177 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1179 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1181 2012-04-23 Richard Guenther <rguenther@suse.de>
1184 * c-typeck.c (build_binary_op): Fix typo.
1186 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1188 PR tree-optimizations/52891
1189 * tree-vect-patterns.c (adjust_bool_pattern): Use
1190 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1191 but with non-standard precision.
1193 2012-04-22 Ian Lance Taylor <iant@google.com>
1195 * godump.c (go_output_typedef): Dump size of structs.
1197 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1199 Backport from mainline:
1201 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1202 hints for 'A' operand types.
1204 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1206 Backport from 2012-04-19 mainline r186588.
1209 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1210 the case *(X+const).
1212 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1214 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1216 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1219 * config/i386/sync.md (atomic_<code><mode>): Rename to
1220 atomic_<logic><mode>.
1222 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1224 Backport from mainline
1225 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1229 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1230 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1231 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1232 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1233 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1234 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1235 gen_avx2_permvarv8sf.
1237 2012-04-16 Martin Jambor <mjambor@suse.cz>
1239 Backported from mainline
1241 2012-04-13 Martin Jambor <mjambor@suse.cz>
1244 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1245 fold_ctor_reference returns a zero constant.
1247 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1249 Backported from mainline
1250 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1252 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1253 and __ILP32__ for x32.
1255 2012-04-13 Tom de Vries <tom@codesourcery.com>
1257 Backport from mainline r186418.
1259 2012-04-13 Tom de Vries <tom@codesourcery.com>
1261 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1262 parameters vuse and vuse_escaped.
1263 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1264 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1267 2012-04-13 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/52969
1270 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1271 the condition for the COND_EXPR and handle predicate negation
1272 by swapping the COND_EXPR arms.
1274 2012-04-13 Richard Guenther <rguenther@suse.de>
1277 * convert.c (convert_to_pointer): Remove special-casing of
1280 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1282 Backport from mainline
1283 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1286 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1287 the list of options to enable the FCFID instruction.
1288 (TARGET_EXTRA_BUILTINS): Adjust comment.
1290 2012-04-12 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/52943
1293 * tree-chrec.h (chrec_is_positive): Remove.
1294 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1295 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1296 Return false for a constant zero instead of negative.
1297 (analyze_siv_subscript_cst_affine): Handle zero difference
1298 in the initial condition explicitely.
1300 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1303 * varasm.c (process_pending_assemble_externals): Set
1304 pending_assemble_externals_processed true.
1305 (assemble_external): Call assemble_external_real if the pending
1306 assemble externals have been processed.
1308 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1311 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1312 the DECL generated for the special GOT helper.
1314 2012-04-06 Walter Lee <walt@tilera.com>
1316 Backport from mainline
1317 2012-03-07 Walter Lee <walt@tilera.com>
1319 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1320 REG_CFA_* notes for the stack pointer.
1321 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1322 EH_RETURN_STACKADJ_RTX.
1323 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1324 generate REG_CFA_* notes for the stack pointer.
1325 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1326 by EH_RETURN_STACKADJ_RTX.
1328 2012-04-06 Matt Turner <mattst88@gmail.com>
1330 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1332 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1334 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1335 of the destination isn't also a FP_REGS register.
1337 2012-04-03 Richard Guenther <rguenther@suse.de>
1339 Backport from mainline
1340 2012-03-02 Richard Guenther <rguenther@suse.de>
1342 PR tree-optimization/52406
1343 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1344 (struct indices): Add unconstrained_base member.
1345 (struct dr_alias): Remove unused vops member.
1346 (DR_UNCONSTRAINED_BASE): New define.
1347 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1348 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1349 be an artificial access that covers the whole indexed object,
1350 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1351 plain decl base-objects to their MEM_REF variant.
1352 (dr_may_alias_p): When the base-object of either data reference
1353 has unknown size use only points-to information.
1354 (compute_affine_dependence): Make dumps easier to read and
1356 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1357 DR_REF when looking for packed references.
1358 (vect_supportable_dr_alignment): Likewise.
1360 2012-04-03 Richard Guenther <rguenther@suse.de>
1362 Backport from mainline
1363 2012-03-15 Richard Guenther <rguenther@suse.de>
1366 * tree-data-ref.c (subscript_dependence_tester_1): Check
1367 all dimensions for non-conflicting access functions.
1369 2012-04-03 Richard Guenther <rguenther@suse.de>
1371 Backport from mainline
1372 2012-03-06 Richard Guenther <rguenther@suse.de>
1375 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1377 2012-03-23 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/52678
1380 * tree-vectorizer.h (struct _stmt_vec_info): Add
1381 loop_phi_evolution_part member.
1382 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1383 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1384 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1385 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1386 Use the cached evolution part and the PHI nodes value from
1387 the loop preheader edge instead of re-analyzing the evolution.
1389 2012-03-26 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/52701
1392 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1393 compute and set the evolution part of PHI nodes.
1395 2012-03-30 Richard Guenther <rguenther@suse.de>
1397 PR tree-optimization/52754
1398 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1399 propagate arbitrary addresses into really plain dereferences.
1401 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1403 PR tree-optimization/52835
1404 * tree-data-ref.c (build_rdg): Return NULL if
1405 compute_data_dependences_for_loop failed.
1407 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1409 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1410 (stmt_can_make_abnormal_goto): Use it.
1411 (is_ctrl_altering_stmt): Likewise.
1413 2012-03-31 Martin Jambor <mjambor@suse.cz>
1415 Backported from mainline
1416 2012-03-30 Martin Jambor <mjambor@suse.cz>
1418 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1419 is a builtin_stack_save in a dominating BB.
1421 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1423 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1424 crossing 128bit lane boundary.
1426 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1428 Backported from mainline
1429 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1432 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1434 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1435 * config/i386/i386.c: Include reload.h.
1436 (ix86_legitimize_reload_address): New function.
1438 2012-03-28 Martin Jambor <mjambor@suse.cz>
1440 Backported from mainline
1441 2012-03-27 Martin Jambor <mjambor@suse.cz>
1444 * tree-sra.c (sra_modify_assign): Do not call
1445 load_assign_lhs_subreplacements when working with an unscalarizable
1448 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1451 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1452 __builtin_va_start to __builtin_next_arg if the latter is
1453 builtin_decl_explicit_p rather than when it is not.
1456 * tree-vect-generic.c (vector_element): Perform multiplication
1457 for pos in bitsizetype type instead of idx type.
1459 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1461 Backport from 2012-03-28 mainline r185910.
1464 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1465 (avr_builtin_decl): New static function.
1466 (struct avr_builtin_description, avr_bdesc): Move up.
1467 Add GTY marker. Add field fndecl. Remove redundant field id.
1468 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1469 (avr_expand_builtin): Code cleanup because .id is removed.
1471 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1474 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1477 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1479 Backport from 2012-03-28 mainline r185907.
1482 * config.gcc (tm_file): Remove avr/multilib.h.
1484 * doc/invoke.texi (AVR Options): Adjust
1485 documentation of -mtiny-stack.
1487 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1488 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1489 * config/avr/t-avr: Remove generation of multilib.h.
1490 * config/avr/t-multilib: Regenerate.
1491 * config/avr/multilib.h: Remove.
1492 * config/avr/avr.opt (-msp8): New option.
1493 (avr_sp8): New variable.
1494 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1495 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1496 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1497 (avr_device_to_sp8): New prototype.
1498 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1499 (DRIVER_SELF_SPECS): New define.
1500 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1501 __AVR_SP8__, __AVR_HAVE_SPH__.
1502 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1503 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1504 (avr_file_start): Ditto.
1506 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1509 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1510 instead of 8 in adjust_address.
1512 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1514 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1515 of a unit before computing the offset in units.
1517 2012-03-27 Richard Guenther <rguenther@suse.de>
1520 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1523 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1526 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1528 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1531 * varasm.c: Include pointer-set.h.
1532 (pending_assemble_externals_set): New pointer set.
1533 (process_pending_assemble_externals): Destroy the pointer set.
1534 (assemble_external): See if decl is in pending_assemble_externals_set,
1535 and add it to pending_assemble_externals if necessary.
1536 (init_varasm_once): Allocate pending_assemble_externals_set.
1538 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1540 Backported from mainline
1541 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1544 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1545 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1546 (vector_ltgt<mode>): Likewise.
1547 (vector_ordered<mode>): Likewise.
1548 (vector_unordered<mode>): Likewise.
1549 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1551 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1553 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1556 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1558 Backported from mainline
1559 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1563 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1564 GENERAL_REGS and FP_REGS for SImode.
1566 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1569 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1570 on any new_local_var_chain vars declared during recursing on
1571 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1573 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1575 Backport from 2012-03-22 mainline r185692.
1578 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1579 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1580 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1581 (delay_cycles_1, delay_cycles_2): Ditto.
1582 (delay_cycles_3, delay_cycles_4): Ditto.
1583 (nopv, *nopv): Ditto.
1584 (sleep, *sleep): Ditto.
1587 Backport from 2012-03-21 mainline r185605.
1589 PR rtl-optimization/52543
1591 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1592 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1593 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1594 (avr_load_libgcc_p): Restrict to __flash loads.
1595 (avr_out_lpm): Only handle 1-byte loads from __flash.
1596 (avr_load_lpm): New function.
1597 (avr_find_unused_d_reg): Remove.
1598 (avr_out_lpm_no_lpmx): Remove.
1599 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1600 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1601 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1602 (load_<mode>, load_<mode>_clobber): New insns.
1603 (mov<mode>): For multi-byte move from non-generic
1604 16-bit address spaces: Expand to load_<mode> resp.
1605 load_<mode>_clobber.
1606 (load<mode>_libgcc): Remove expander.
1607 (split-lpmx): Remove split.
1609 Backport from 2012-03-13 mainline r185329.
1612 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1613 offset (size) to a value the insns can deal with.
1614 (expand_epilogue): Ditto.
1616 Backport from 2012-03-12 mainline r185256.
1619 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1620 type from reg_class_t to enum reg_class.
1621 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1623 Backport from 2012-03-12 mainline r185253.
1626 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1627 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1628 r184615 from 2012-02-28.
1630 Backport from 2012-03-08 mainline r185105.
1632 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1633 for constants in [-63,63].
1635 Backport from 2012-03-08 mainline r185100.
1638 * config/avr/avr.c (avr_mem_clobber): New static function.
1639 (avr_expand_delay_cycles): Add memory clobber operand to
1640 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1641 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1642 (enable_interrupt, disable_interrupt): New expander.
1643 (nopv, sleep, wdr): New expanders.
1644 (delay_cycles_1): Add memory clobber.
1645 (delay_cycles_2): Add memory clobber.
1646 (delay_cycles_3): Add memory clobber.
1647 (delay_cycles_4): Add memory clobber.
1648 (cli_sei): New insn from former "enable_interrupt",
1649 "disable_interrupt" with memory clobber.
1650 (*wdt): New insn from former "wdt" with memory clobber.
1651 (*nopv): Similar, but for "nopv".
1652 (*sleep): Similar, but for "sleep".
1654 Backport from 2012-03-07 mainline r185043.
1657 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1659 Backport from 2012-03-07 mainline r185032.
1662 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1663 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1664 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1666 Backport from 2012-03-07 mainline r185031.
1669 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1671 * config/avr/avr.md (xload_8): Adjust insn length.
1673 Backport from 2012-03-07 mainline r185030.
1676 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1677 if RAMPZ affects reading from RAM.
1679 Backport from 2012-03-05 mainline r184919.
1681 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1683 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1685 Backport from mainline r185259.
1688 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1689 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1691 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1693 Backported from mainline
1694 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1697 * c-parser.c (c_parser_postfix_expression)
1698 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1700 * config/i386/smmintrin.h: Avoid /* within a comment.
1701 * config/i386/nmmintrin.h: Likewise.
1703 2012-03-22 Richard Guenther <rguenther@suse.de>
1705 * BASE-VER: Set to 4.7.1.
1706 * DEV-PHASE: Set to prerelease.
1708 2012-03-22 Release Manager
1710 * GCC 4.7.0 released.
1712 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1714 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1716 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1717 Andrew Pinski <apinski@cavium.com>
1720 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1721 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1722 calls instead of __builtin_ir{int,ound}*.
1724 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1727 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1730 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1732 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1733 Refer to GCC 4.7 version of c99status.html.
1735 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1737 Backport from mainline
1738 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1740 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1741 redefine to be NULL if the current bit-size is different from the
1742 configured bit-size.
1744 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1745 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1746 set the default tuning. Add asserts to make sure the cpu and tune
1747 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1748 test whether the index is set, instead of > 0.
1749 (rs6000_file_start): Do not reset the default cpu if the current
1750 bit-size is different from the configured bit-size.
1752 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1754 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1756 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1757 Update binutils references.
1758 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1759 Update binutils reference.
1760 Update Sun as/GNU ld caveat.
1761 Document binutils largefile requirement for LTO plugin.
1762 Remove reference to alternate libpthread.
1764 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1766 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1768 (Specific, mips-sgi-irix6): Likewise.
1770 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1772 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1773 * configure: Regenerate.
1775 2012-03-07 Richard Henderson <rth@redhat.com>
1777 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1778 * config/m68k/sync.md (atomic_test_and_set): Use it.
1779 (atomic_test_and_set_1): Likewise.
1781 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1784 * Makefile.in: Let install-gcc-ar depend on installdirs,
1785 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1786 Don't double canonicalize if cross-compiling.
1788 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1790 * trans-mem.c: New typedef for tm_region_p.
1791 Define vector types for tm_region_p.
1792 (tm_region_init): Replace region_worklist to a vector called
1795 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1798 * trans-mem.c (tm_region_init): Use last_basic_block.
1800 2012-03-05 Richard Henderson <rth@redhat.com>
1803 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1804 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1805 BIGGEST_ALIGNMENT is aligned.
1807 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1809 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1811 2012-03-05 Richard Henderson <rth@redhat.com>
1814 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1815 instead of calling negqi2 directly.
1817 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1819 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1820 (INTMAX_TYPE): Use it.
1821 (UINTMAX_TYPE): Likewise.
1822 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1823 (irix6_c_common_override_options): Declare.
1824 (C_COMMON_OVERRIDE_OPTIONS): Define.
1825 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1826 * config/mips/irix6-c.c: New file.
1827 * config/mips/t-irix6 (irix6-c.o): New target.
1828 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1831 2012-03-02 Richard Henderson <rth@redhat.com>
1833 * optabs.c (expand_atomic_test_and_set): Honor
1834 atomic_test_and_set_trueval even when atomic_test_and_set
1835 optab is not in use.
1837 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1839 Backport from mainline
1840 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1842 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1844 2012-03-02 Richard Guenther <rguenther@suse.de>
1846 * DEV-PHASE: Set to prerelease.
1848 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1850 * config.gcc (obsolete): Add all ARM targets using the FPA.
1851 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1852 * doc/install.texi: Avoid references to obsolete ARM ports.
1854 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1856 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1858 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1859 Joern Rennecke <joern.rennecke@embecosm.com>
1861 * doc/extend.texi: Expand and update information on interrupt
1862 attribute for Epiphany.
1864 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1866 * config/sh/sh-protos.h: Update copyright notice dates.
1867 * config/sh/sh.h: Likewise.
1868 * config/sh/sh.md: Likewise.
1869 * config/sh/constraints.md: Likewise.
1870 * config/sh/predicates.md: Likewise.
1872 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1874 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1875 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1877 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1879 * config/sh/constraints.md: Fix comment typo.
1881 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1884 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1885 unsigned HOST_WIDE_INT.
1886 (zvdep_imm64): Likewise.
1887 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1888 (vdepi_and): Likewise.
1889 Likewise for unamed 64-bit patterns.
1890 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1892 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1895 PR rtl-optimization/52417
1896 * cselib.c (cselib_any_perm_equivs): New variable.
1897 (cselib_reset_table): Check that it's not set when not
1898 preserving constants.
1899 (cselib_add_permanent_equiv): Set it.
1900 (cselib_have_permanent_equivalences): New.
1901 (cselib_init, cselib_finish): Reset it.
1902 * cselib.h (cselib_have_permanent_equivalences): Declare.
1903 * alias.c (get_addr): Restore earlier behavior when there
1904 aren't permanent equivalences.
1906 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1908 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1909 * config/v850/v850-modes.def: Fix copyright notice.
1911 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1913 * doc/extend.texi (AVR Built-in Functions): Document
1914 __builtin_avr_flash_segment.
1916 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1917 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1918 (*split.flash_segment): New insn-and-split.
1919 * config/avr/avr.c (avr_init_builtins): Add local variables:
1920 const_memx_void_node, const_memx_ptr_type_node,
1921 char_ftype_const_memx_ptr.
1923 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1925 PR tree-optimization/52445
1926 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1927 add ssa_name_ver, offset and size fields and change store field
1929 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1930 (add_or_mark_expr): Likewise. Only consider previous stores
1931 with the same size and offset.
1932 (nt_init_block): Only look at gimple_assign_single_p stmts,
1933 doesn't look at rhs2.
1935 2012-03-01 Richard Guenther <rguenther@suse.de>
1938 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1939 conversions from integral types to pointer types.
1941 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1943 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1944 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1945 unintentionally removed in r184616.
1947 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1949 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1952 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1953 Uros Bizjak <ubizjak@gmail.com>
1956 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1957 alternatives, add "e" constraint to the new last alternative
1958 and ! to last 3 alternatives.
1960 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1962 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1963 DW_AT_artificial attributes at the end of the processing.
1964 (gen_array_type_die): Likewise.
1965 (gen_enumeration_type_die): Likewise.
1966 (gen_struct_or_union_type_die): Likewise.
1967 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1970 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1973 * expr.c (expand_assignment): If doing misaligned store that doesn't
1974 cover all mode bits, perform a RMW cycle.
1976 PR tree-optimization/52429
1977 * tree-parloops.c (separate_decls_in_region_debug): Return early
1978 if var is LABEL_DECL.
1980 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1982 PR tree-optimization/52424
1983 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1984 calling dom_thread_across_edge.
1986 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1988 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1990 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1992 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1993 * config/avr/avr.c (avr_output_bld): Remove unused function.
1994 (avr_out_sbxx_branch): Use "%T" to print bit position.
1996 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1998 * config/avr/avr.md: Untabify.
2000 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2002 * config/avr/avr.md (eqne): New code iterator.
2003 (*dec-and-branchsi): Use it in text peephole's condition.
2004 (*dec-and-branchhi): Ditto.
2005 (*dec-and-branchqi): Ditto.
2007 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2010 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2011 the device does not have the skip-bug.
2013 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2015 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2016 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2017 -mpretend-cmove): New.
2019 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2022 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2023 doesn't count DEBUG_INSN refs.
2024 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2025 for DEBUG_INSN refs.
2027 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2031 2012-02-20 Richard Guenther <rguenther@suse.de>
2032 PR tree-optimization/52298
2033 * tree-vect-stmts.c (vectorizable_load): Properly use
2034 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2037 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2040 * gimple.h (gimple_in_transaction): New.
2041 (gimple_set_in_transaction): New.
2042 (struct gimple_statement_base): Add in_transaction field.
2043 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2045 (tree_ssa_lim_initialize): Compute transaction bits.
2046 * tree.h (compute_transaction_bits): Protoize.
2047 * trans-mem.c (tm_region_init): Use the heap to store BB
2049 (compute_transaction_bits): New.
2051 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2053 * gcc.c (display_help): Document --help=common and sort entries
2056 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2058 * doc/install.texi: Document check-$LANG specific shortcuts
2060 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2063 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2065 * config/arm/arm_neon.h: Regenerate.
2066 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2067 (neon_vcgeu): New insn.
2068 (neon_vcgtu): Likewise.
2069 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2070 (ops): Unsigned comparison intrinsics call a different
2073 2012-02-28 Richard Guenther <rguenther@suse.de>
2076 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2077 ordering for the VEC_CONCAT for two element vectors for
2078 V2SFmode, V2SImode and V2DImode.
2080 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2083 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2084 detecting big-endian triplets.
2086 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2088 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2089 mode if there is no type information available.
2091 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2093 PR tree-optimization/53207
2094 * doc/invoke.texi: Document as experimental and relying on graphite.
2096 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2098 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2099 of initializer to changes from r184614.
2101 2012-02-28 Richard Guenther <rguenther@suse.de>
2103 PR tree-optimization/52395
2104 * tree-sra.c (build_ref_for_offset): Also look at the base
2105 TYPE_ALIGN when figuring out the alignment of the replacement.
2107 2012-02-28 Richard Guenther <rguenther@suse.de>
2109 PR tree-optimization/52402
2110 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2111 mis-aligned types when creating the accesses at the call site.
2113 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2115 * config/avr/builtins.def: New file.
2116 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2117 * config/avr/avr.c (enum avr_builtin_id): Use it.
2118 (avr_init_builtins): Use it. And use avr_bdesc.
2119 (bdesc_1arg): Remove.
2120 (bdesc_2arg): Remove.
2121 (bdesc_3arg): Remove.
2122 (struct avr_builtin_description): Add field n_args.
2123 (avr_bdesc): New static variable using builtins.def.
2124 (avr_expand_builtin): Use it.
2125 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2126 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2127 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2129 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2132 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2133 match only one single hard register with respective hard reg rtx.
2134 (movmemx_<mode>): Ditto.
2135 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2136 insn anatomy of movmem[x]_<mode>.
2137 (avr_out_movmem): Same for printing assembler and operand usage.
2139 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2143 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2144 address spaces located outside of device flash.
2146 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2147 (mcu_type_s): Add field n_flash.
2148 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2149 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2150 (AVR_MCU): Add N_FLASH argument.
2151 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2152 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2153 macro __FLASH<n> if that address space makes sense for the device.
2154 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2155 outside of target flash.
2156 (avr_asm_named_section): Ditto.
2157 (avr_asm_select_section): Ditto.
2158 (avr_addr_space_convert): Ditto.
2159 (avr_emit_movmemhi): Ditto.
2160 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2161 address space is outside of device flash.
2162 (avr_insert_attributes): Ditto.
2163 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2164 avr_current_arch->n_segments.
2166 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2169 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2171 (*movabs<mode>_2): Likewise.
2173 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2176 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2177 s_register_operand in the test instead of REG_P. Don't call
2178 gen_reg_rtx if it won't be used.
2180 PR tree-optimization/52376
2181 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2183 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2185 * ifcvt.c (noce_get_condition): Check condition variable is not
2186 small_register_classes_for_mode_p before accepting.
2188 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2192 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2195 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2196 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2198 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2200 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2202 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2204 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2206 * config/sh/predicates.md: Remove blank lines.
2207 * config/sh/sh.c: Fix typos in comments.
2208 * config/sh/constraints.md: Likewise.
2209 * config/sh/sh.md: Remove blank lines.
2210 Fix typos in comments. Use ;; as comment characters.
2212 2012-02-26 Walter Lee <walt@tilera.com>
2214 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2215 (replace_mov_pcrel_step2): Ditto.
2217 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2220 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2221 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2222 and locs that reference values newer than the non-canonical value
2223 at hand. Return the canonical value as a worst case.
2224 (memrefs_conflict_p): Walk canonical value's locs.
2227 * cselib.c (preserve_only_constants): Rename to...
2228 (preserve_constants_and_equivs): ... this. Split out...
2229 (invariant_or_equiv_p): ... this. Preserve plus expressions
2230 of other preserved expressions too.
2231 (cselib_reset_table): Adjust.
2232 * var-tracking.c (reverse_op): Use canonical value to build
2235 2012-02-23 Kai Tietz <ktietz@redhat.com>
2237 * config/i386/i386.c (ix86_delegitimize_address): Handle
2238 UNSPEC_PCREL plus displacement.
2240 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2243 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2244 to test for unusedness in st X addressing.
2246 2012-02-24 Richard Guenther <rguenther@suse.de>
2249 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2250 (is_gimple_reg_type): Move inline ...
2251 * gimple.h (is_gimple_reg_type): ... here.
2253 2012-02-24 Richard Guenther <rguenther@suse.de>
2256 * passes.c (execute_function_todo): When verifying SSA form
2257 verify gimple form first.
2258 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2260 2012-02-24 Richard Guenther <rguenther@suse.de>
2263 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2264 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2266 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2268 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2270 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2272 * tree-phinodes.c (make_phi_node): Mark static.
2273 * tree-flow.h (make_phi_node): Remove extern decl.
2274 * doc/gimple.texi (make_phi_node): Remove documentation.
2276 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2278 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2279 * tree-ssa-sccvn.c (print_scc): Ditto.
2281 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2283 * doc/passes.texi (Full redundancy elimination): Fix typo.
2285 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2287 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2289 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2292 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2294 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2297 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2299 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2301 * config/avr/avr.md (code_stdname): Add ior, xor.
2302 (xior): New code iterator.
2303 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2304 (*<code_stdname><mode>qi.byte1-3): Ditto.
2306 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2308 PR tree-optimization/52019
2309 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2312 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2314 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2315 HAVE_INITFINI_ARRAY to work around namespace pollution in
2316 certain versions of newlib system headers.
2317 * config.in: Regenerate.
2318 * configure: Regenerate.
2319 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2320 instead of HAVE_INITFINI_ARRAY.
2322 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2326 is not offsettable memory reference.
2328 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2331 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2332 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2334 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2336 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2337 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2339 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2341 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2342 library on Solaris 8 even without TLS support.
2343 * configure: Regenerate.
2345 2012-02-22 Richard Guenther <rguenther@suse.de>
2348 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2349 for GIMPLE_DEBUG stmts.
2351 2012-02-22 Martin Jambor <mjambor@suse.cz>
2354 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2355 according to the base object.
2357 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2359 PR rtl-optimization/50063
2360 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2361 and 2 (8-bit SP) in operand 2.
2362 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2363 setup to use movhi_sp_r instead of vanilla move to write SP.
2364 Adjust REG_CFA notes to superseed unspec.
2365 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2367 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2368 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2369 irq_state 1 (IRQ known to be on) here.
2371 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2373 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2375 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2376 assign_hard_reg): Likewise.
2378 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2380 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2382 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2385 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2386 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2388 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2390 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2391 prototype from here to...
2392 * config/avr/avr.h: ...here.
2394 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2397 * thumb2.md (thumb2_shiftsi3_short): Split register and
2398 immediate shifts. For register shifts tie operands 0 and 1.
2399 (peephole2 for above): Check that register-controlled shifts
2400 have suitably tied operands.
2402 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2405 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2406 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2407 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2408 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2409 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2410 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2411 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2412 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2413 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2414 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2415 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2416 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2417 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2418 bdver1_ssevector_avx256_unaligned_load,
2419 bdver1_ssevector_sse128_unaligned_load,
2420 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2421 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2422 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2423 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2424 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2425 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2426 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2427 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2428 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2429 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2430 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2431 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2432 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2433 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2434 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2435 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2436 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2437 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2438 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2439 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2440 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2441 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2442 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2443 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2444 bdver1_ssediv_double_load, bdver1_ssediv_double,
2445 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2446 Add "bdver2" attribute.
2448 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2450 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2451 default if possible and not specified otherwise.
2453 2012-02-21 Richard Guenther <rguenther@suse.de>
2456 * gimplify.c (create_tmp_from_val): Use the main variant type
2457 for the type of the temporary we create.
2459 2012-02-21 Richard Guenther <rguenther@suse.de>
2461 PR tree-optimization/52324
2462 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2463 do not gimplify a MEM_REF address operand if it is already
2466 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2468 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2469 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2471 2012-02-21 Richard Guenther <rguenther@suse.de>
2473 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2474 nested_in_vect_loop.
2476 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2478 PR tree-optimization/52318
2479 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2480 vdef also to non-pure/const call stmts in the sequence.
2482 2012-02-20 David S. Miller <davem@davemloft.net>
2484 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2485 don't use the "rd %pc" instruction on v9 for PIC register loads.
2487 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2490 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2491 in a transaction safe function.
2493 2012-02-20 Kai Tietz <ktietz@redhat.com>
2496 * stor-layout.c (place_field): Handle desired_align for
2499 2012-02-20 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/52298
2502 * tree-vect-stmts.c (vectorizable_store): Properly use
2503 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2505 (vectorizable_load): Likewise.
2506 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2507 Access DR_STEP after ensuring it is not NULL.
2509 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2511 PR tree-optimization/52286
2512 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2513 optimization use double_int_to_tree instead of build_int_cst_wide,
2514 rewrite to use double_int vars.
2516 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2519 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2521 Remove -e 0 from $gcc_cv_ld invocation.
2522 Only use __GLIBC_PREREQ if defined.
2523 Enable on Solaris since Solaris 8 patch.
2524 (gcc_SUN_LD_VERSION): New macro.
2525 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2526 gcc_SUN_LD_VERSION for version number format.
2527 * configure: Regenerate.
2528 * varasm.c (get_elf_initfini_array_priority_section): Set
2529 SECTION_NOTYPE for non-default priority.
2530 Use get_section instead of get_unnamed_section to emit
2531 .init_array/.fini_array with default priority.
2533 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2535 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2536 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2537 (mips_start_unique_function, mips_output_mips16_rdhwr)
2538 (mips_code_end): New functions.
2539 (TARGET_ASM_CODE_END): Define.
2541 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2543 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2544 to stubs with non-sibling calls.
2546 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2548 * doc/invoke.texi (-fira-* options): Copy-edit.
2549 (ira-* parameters): Copy-edit.
2551 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2553 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2554 GCC coding conventions.
2556 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2558 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2559 when used as adjectives.
2561 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2563 * doc/invoke.texi: Clean up "that"/"which" confusion.
2565 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2567 * system.h: Poison SMALL_REGISTER_CLASSES
2568 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2569 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2571 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2573 PR tree-optimization/52285
2574 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2575 when deciding if a call is a tail call or tail recursion.
2577 2012-02-16 Kai Tietz <ktietz@redhat.com>
2579 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2580 interger-constant displacement for UNSPEC_PCREL.
2582 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2584 PR rtl-optimization/52208
2585 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2586 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2588 PR tree-optimization/52255
2589 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2590 loop->header has virtual PHI, but exit_e->dest doesn't, add
2591 virtual PHI to exit_e->dest and adjust all uses after the loop.
2594 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2595 children with clone_tree_hash, not after it.
2597 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2599 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2600 extended identifiers.
2602 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2605 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2606 a same_body_alias, also test whether e->callee isn't a former
2607 or current clone of the decl this is a same body alias of.
2609 PR translation/52264
2610 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2612 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2614 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2616 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2619 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2620 force_reg instead of copy_to_reg for better optimization. Force
2621 non-register or memory operands into a register.
2623 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2625 * extend.texi: Reserve upper bits of memory model for future use.
2627 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2628 Anatoly Sokolov <aesok@post.ru>
2629 Eric Weddington <eric.weddington@atmel.com>
2632 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2633 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2634 Rewrite initializers for .macro.
2635 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2636 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2637 atxmega32d4, atxmega32x1.
2638 avrxmega4: atxmega64a3, atxmega64d3.
2639 avrxmega5: atxmega64a1, atxmega64a1u.
2640 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2641 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2642 avrxmega7: atxmega128a1, atxmega128a1u.
2643 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2644 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2645 (struct base_arch_s): Rename reserved to xmega_p.
2646 Rename reserved2 to have_rampd.
2647 (AVR_XMEGA): New define.
2648 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2649 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2650 * config/avr/predicates.md (io_address_operand): Take into
2652 (low_io_address_operand): Ditto.
2653 (high_io_address_operand): Ditto.
2654 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2655 (enabled, movhi_sp_r): Use them.
2656 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2657 cpp_define_formatted to built-in define __AVR_ARCH__.
2658 (__AVR_XMEGA__): New built-in define.
2659 (__AVR_HAVE_RAMPD__): New built-in define.
2660 (__AVR_HAVE_RAMPX__): New built-in define.
2661 (__AVR_HAVE_RAMPY__): New built-in define.
2662 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2664 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2665 (avr_option_override): Initialize them.
2666 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2667 (avr_init_expanders): Initialize them. No more block several calls.
2668 (emit_push_sfr): New static function.
2669 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2671 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2672 (avr_print_operand): Print addreeses as symbols for
2673 RAMPX, RAMPY, RAMPD, CCP.
2674 (output_movhi): Handle AVR_XMEGA when writing to SP.
2675 (avr_out_movhi_mr_r_xmega): New static function.
2676 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2677 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2678 __RAMPD__, __CCP__ as needed.
2680 * config/avr/multilib.h: Regenerate.
2681 * config/avr/t-multilib: Regenerate.
2682 * config/avr/avr-tables.opt: Regenerate.
2684 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2686 PR tree-optimization/50561
2687 * graphite-flattening.c (lst_project_loop): Do not
2688 remove old scattering dimensions after flattening.
2689 (lst_do_flatten): Likewise.
2691 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2693 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2694 __builtin_avr_map8, __builtin_avr_map16.
2695 Document __builtin_avr_insert_bits.
2697 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2698 (insert_bits): New insn.
2699 (adjust_len.map_bits): Rename to insert_bits.
2700 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2701 * avr-protos.h (avr_out_map_bits): Remove.
2702 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2703 * config/avr/constraints.md (Cxf,C0f): New.
2704 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2705 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2706 New built-in define __BUILTIN_AVR_INSERT_BITS.
2707 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2708 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2709 (avr_move_bits): Rewrite.
2710 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2712 (avr_map_op_t): New typedef.
2713 (avr_map_op): New static variable.
2714 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2715 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2716 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2717 (bdesc_3arg, avr_expand_triop_builtin): New.
2718 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2719 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2720 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2721 (avr_map_equal_p, avr_map_sig_p): Remove.
2722 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2723 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2724 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2725 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2726 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2727 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2729 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2731 * config/c6x/c6x.md (reserve_cycles): New attribute.
2732 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2733 don't reserve functional units after the branch occurs.
2735 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2738 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2739 functions into non-tm_pure functions.
2741 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2744 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2745 (iterative_hash_canonical_type): Likewise.
2746 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2749 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2751 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2752 sched-group insn, it either remains alone or the entire list is pruned.
2754 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2756 * doc/install.texi (Prerequisites): Fix grammar.
2757 (Configuration): Likewise.
2759 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2761 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2762 MPC as part of GCC before describing configuring with --with-gmp etc.
2763 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2764 sources are present.
2766 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2769 * dwarf2out.c (clone_tree_hash): New function.
2770 (copy_decls_walk): Use it instead of clone_tree.
2772 2012-02-14 Richard Guenther <rguenther@suse.de>
2774 PR tree-optimization/52244
2775 PR tree-optimization/51528
2776 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2777 replacements for integral types.
2779 2012-02-14 Walter Lee <walt@tilera.com>
2781 * config.gcc: Handle tilegx and tilepro.
2782 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2784 Add HAVE_AS_TLS check for tilegx and tilepro.
2785 * configure: Regenerate.
2786 * doc/contrib.texi: Add Mat Hostetter and self.
2787 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2788 Document instruction intrinsics and network accessing intrinsics.
2789 (TILEPro Built-in Functions): New node. Document instruction
2790 intrinsics and network accessing intrinsics.
2791 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2792 (Specific, tilepro-*-linux*): Likewise.
2793 * doc/invoke.texi (TILE-Gx Options): New section.
2794 (TILEPro Options): New section.
2795 * doc/md.texi (TILE-Gx): New section.
2796 (TILEPro): New section.
2797 * common/config/tilegx/tilegx-common.c: New file.
2798 * common/config/tilepro/tilepro-common.c: New file.
2799 * config/tilegx/constraints.md: New file.
2800 * config/tilegx/linux.h: New file.
2801 * config/tilegx/mul-tables.c: New file.
2802 * config/tilegx/predicates.md: New file.
2803 * config/tilegx/sync.md: New file.
2804 * config/tilegx/t-tilegx: New file.
2805 * config/tilegx/tilegx-builtins.h: New file.
2806 * config/tilegx/tilegx-c.c: New file.
2807 * config/tilegx/tilegx-generic.md: New file.
2808 * config/tilegx/tilegx-modes.def: New file.
2809 * config/tilegx/tilegx-multiply.h: New file.
2810 * config/tilegx/tilegx-protos.h: New file.
2811 * config/tilegx/tilegx.c: New file.
2812 * config/tilegx/tilegx.h: New file.
2813 * config/tilegx/tilegx.md: New file.
2814 * config/tilegx/tilegx.opt: New file.
2815 * config/tilepro/constraints.md: New file.
2816 * config/tilepro/gen-mul-tables.cc: New file.
2817 * config/tilepro/linux.h: New file.
2818 * config/tilepro/mul-tables.c: New file.
2819 * config/tilepro/predicates.md: New file.
2820 * config/tilepro/t-tilepro: New file.
2821 * config/tilepro/tilepro-builtins.h: New file.
2822 * config/tilepro/tilepro-c.c: New file.
2823 * config/tilepro/tilepro-generic.md: New file.
2824 * config/tilepro/tilepro-modes.def: New file.
2825 * config/tilepro/tilepro-multiply.h: New file.
2826 * config/tilepro/tilepro-protos.h: New file.
2827 * config/tilepro/tilepro.c: New file.
2828 * config/tilepro/tilepro.h: New file.
2829 * config/tilepro/tilepro.md: New file.
2830 * config/tilepro/tilepro.opt: New file.
2832 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2834 PR tree-optimization/52210
2835 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2836 vect_model_simple_cost with two entry vect_def_type array instead
2837 of an address of dt.
2839 2012-02-14 Richard Guenther <rguenther@suse.de>
2842 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2843 Do not stream DECL_QUALIFIER.
2844 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2845 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2846 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2848 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2851 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2854 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2857 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2858 * cselib.c (cselib_subst_to_values_from_insn): New function.
2859 * sched-deps.c (add_insn_mem_dependence,
2860 sched_analyze_1, sched_analyze_2): Use it.
2862 2012-02-13 Jan Hubicka <jh@suse.cz>
2865 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2867 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2869 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2870 (GTM_SELF_SPECS): Define if not already defined.
2871 (driver_self_specs): Add GTM_SELF_SPECS.
2872 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2873 (GTM_SELF_SPECS): Define.
2874 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2875 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2877 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2879 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2882 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2885 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2886 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2888 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2891 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2893 2012-02-13 Richard Guenther <rguenther@suse.de>
2895 PR translation/52211
2896 * passes.c (enable_disable_pass): Fix typo.
2898 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2901 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2902 XOR for reduce_bit_field if type is unsigned.
2904 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2906 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2907 disallow changes from SFmode to mode with different size in FP regs.
2909 2012-02-12 Robert Millan <rmh@gnu.org>
2910 Gerald Pfeifer <gerald@pfeifer.com>
2912 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2915 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2917 PR rtl-optimization/52175
2918 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2919 to frame-related instructions.
2921 2012-02-10 Jason Merrill <jason@redhat.com>
2924 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2925 (demangle_new_symbols): Fill it.
2926 (scan_linker_output): Walk it.
2927 (start_tweaking): Split out from scan_linker_output.
2928 (maybe_tweak): Update sym->chosen.
2929 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2931 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2934 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2936 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2938 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2939 having the same mode as previous compare.
2941 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2943 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2944 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2945 (nonlocal_goto_internal): Likewise.
2946 (nonlocal_goto): Emit a use and an indirect jump directly.
2948 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2951 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2952 __atomic_{is,always}_lock_free.
2954 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2957 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2958 negative constant address for x32.
2960 2012-02-10 Richard Henderson <rth@redhat.com>
2962 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2963 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2964 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2966 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2967 Ira Rosen <irar@il.ibm.com>
2969 PR tree-optimization/50031
2970 * targhooks.c (default_builtin_vectorization_cost): Handle
2972 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2973 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2974 all types of reduction and pattern statements.
2975 (vect_estimate_min_profitable_iters): Likewise.
2976 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2977 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2978 for explicit realigns.
2979 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2980 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2982 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2983 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2984 vec_perm for VSX and handle vec_promote_demote.
2986 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2989 * builtins.c (fold_builtin_atomic_always_lock_free,
2990 expand_builtin_atomic_always_lock_free,
2991 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2992 Return and/or test boolean_true_node/boolean_false_node instead of
2993 integer_one_node/integer_zero_node.
2995 2012-02-10 Jan Hubicka <jh@suse.cz>
2998 * predict.c (predict_paths_for_bb): Prevent looping.
2999 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3001 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3003 * config/arm/arm.c (output_move_double): In one case properly
3004 count number of instructions that will be emitted.
3006 2012-02-10 Richard Guenther <rguenther@suse.de>
3008 PR translation/52193
3009 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3011 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3014 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3016 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3019 * var-tracking.c (emit_note_insn_var_location): If
3020 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3021 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3022 non-NOTE_DURING_CALL_P insn.
3024 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3027 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3029 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3032 * gcc.c (switch_matches) Support switches with separated form,
3035 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3037 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3039 (RAMPZ_ADDR): Ditto.
3040 * config/avr/avr.c (avr_addr_t): New typedef.
3041 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3042 (avr_init_expanders): Initialize it.
3043 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3045 (expand_epilogue): Ditto.
3046 (avr_print_operand): Ditto.
3047 (avr_file_start): Ditto.
3048 (avr_emit_movmemhi): Ditto.
3050 2012-02-08 Richard Guenther <rguenther@suse.de>
3052 PR tree-optimization/46886
3053 * tree-flow.h (do_while_loop_p): Declare.
3054 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3055 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3057 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3059 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3060 always succeed for integers larger than a native word.
3062 2012-02-08 Richard Guenther <rguenther@suse.de>
3064 PR rtl-optimization/52170
3065 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3066 properly handle integer vector modes.
3068 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3070 PR gcov-profile/52150
3071 * coverage.c: Include target.h.
3072 (build_var): Call targetm.strip_name_encoding on the assembler name.
3073 Change one _ into . or $ if the target allows it.
3074 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3076 PR rtl-optimization/52139
3077 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3078 is a BARRIER after emit_insn_after_noloc, move BB_END
3079 to the last non-BARRIER insn before it.
3081 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3084 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3085 (mips_gimplify_va_arg_expr): Call it instead of
3086 std_gimplify_va_arg_expr.
3088 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3090 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3091 message for -mno-pointers-to-nested-function.
3093 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3096 * expr.c (get_inner_reference): If there is an offset, add a negative
3097 bit position to it (if any).
3099 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3101 PR rtl-optimization/52060
3102 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3103 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3104 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3105 and/or i0src_copy2 when needed.
3107 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3109 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3110 or LTOPLUGINSONAME if have_c.
3112 * config/freebsd-spec.h: Add comment about what macros can be defined
3114 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3115 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3118 2012-02-07 Richard Guenther <rguenther@suse.de>
3120 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3121 newline in -alias dumps.
3123 2012-02-07 Kai Tietz <ktietz@redhat.com>
3124 Dave Korn <dave.korn.cygwin@gmail.com>
3127 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3128 Take care that typinfo gets dllexport-attribute.
3130 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3133 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3134 if modifier < EXPAND_SUM call force_operand on the result.
3136 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3138 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3139 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3141 (epiphany_function_type): Replace types for specific interrupts with
3142 EPIPHANY_FUNCTION_INTERRUPT.
3143 (EPIPHANY_INTERRUPT_P): Update.
3144 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3145 New static function.
3146 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3147 <disinterrupt>: Affects type identity.
3148 (epiphany_handle_interrupt_attribute): Handle variable number of
3150 (epiphany_compute_function_type): Update for new
3151 epiphany_function_type definition.
3152 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3153 handlers with a longcall forwarder.
3154 (epiphany_start_function): Handle multiple interrupt arguments and/or
3155 forwarder_section attribute.
3157 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3160 2012-02-07 Alan Modra <amodra@gmail.com>
3163 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3166 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3168 PR tree-optimization/50969
3169 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3170 use vec_perm rather than vector_stmt.
3171 (vect_model_load_cost): Likewise.
3172 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3173 vec_perm to be the same as other vector statements.
3174 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3175 cost of vec_perm for TARGET_VSX.
3177 2012-02-06 Richard Guenther <rguenther@suse.de>
3179 PR tree-optimization/52115
3180 * tree-sra.c (access_has_replacements_p): New function.
3181 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3183 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3186 * trans-mem.c (expand_call_tm): Add an assertion.
3187 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3190 2012-02-06 Richard Guenther <rguenther@suse.de>
3192 PR tree-optimization/50955
3193 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3194 raise cost of expressions that replace an address with an
3195 expression based on a different pointer.
3197 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3200 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3201 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3203 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3206 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3207 -Weffc++ and specify guidelines come from second edition.
3209 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3211 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3212 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3213 (call_direct_split, call_value_split, call_value_internal_direct)
3214 (call_value_direct_split, call_value_multiple_split): Use jal and
3215 jal_macro attributes.
3217 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3219 * reload1.c (reload_regs_reach_end_p): Replace with...
3220 (reload_reg_rtx_reaches_end_p): ...this function.
3221 (new_spill_reg_store): Update commentary.
3222 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3223 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3224 before setting new_spill_reg_store.
3225 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3226 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3227 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3228 for non-spill reload registers.
3230 2012-02-05 Ira Rosen <irar@il.ibm.com>
3232 PR tree-optimization/52091
3233 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3234 (vect_is_simple_use_1): Likewise.
3235 * tree-vect-loop.c (vectorizable_reduction): Update calls
3236 to vect_is_simple_use_1 and vect_is_simple_use.
3237 (vectorizable_live_operation): Likewise.
3238 * tree-vect-patterns.c (widened_name_p,
3239 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3240 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3241 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3242 vectorizable_shift,vectorizable_operation, vectorizable_store,
3243 vectorizable_load): Likewise.
3244 (vect_is_simple_cond): Add an argument, pass it to
3245 vect_is_simple_use_1.
3246 (vectorizable_condition): Update calls to vect_is_simple_cond,
3248 (vect_is_simple_use): Add an argument, the statement in which
3249 OPERAND is used. Check that if OPERAND's def stmt is a double
3250 reduction phi node, the use is a phi node too.
3251 (vect_is_simple_use_1): Add an argument, pass it to
3253 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3254 to vect_is_simple_use.
3256 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3258 PR rtl-optimization/52095
3259 * modulo-sched.c (dump_insn_locator): New function.
3260 (loop_canon_p, sms_schedule): Use it.
3262 PR rtl-optimization/52113
3263 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3264 even for decomposable shift/zext insns.
3266 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3267 Zdenek Dvorak <ook@ucw.cz>
3269 PR rtl-optimization/52092
3270 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3271 on get_iv_value result.
3273 2012-02-02 Andrew Pinski <apinski@cavium.com>
3277 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3279 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3282 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3284 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3286 PR rtl-optimization/49800
3287 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3288 (sched_finish): Call regstat_free_n_sets_and_refs.
3290 2012-02-02 Jia Liu <proljc@gmail.com>
3292 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3295 2012-02-02 Jan Hubicka <jh@suse.cz>
3296 Tom de Vries <tom@codesourcery.com>
3299 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3300 * varpool.c (varpool_analyze_pending_decls): Likewise.
3302 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3303 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3305 * config.gcc: Add cr16-* support.
3307 * doc/extend.texi: Document cr16 extensions.
3308 * doc/install.texi: Document cr16 install.
3309 * doc/invoke.texi: Document cr16 options.
3310 * doc/md.texi: Document cr16 constraints.
3312 * common/config/cr16/cr16-common.c: New file.
3313 * config/cr16/cr16.c: New file.
3314 * config/cr16/cr16.h: New file.
3315 * config/cr16/cr16.md: New file.
3316 * config/cr16/cr16.opt: New file.
3317 * config/cr16/cr16-protos.h: New file.
3318 * config/cr16/predicates.md: New file.
3319 * config/cr16/constraints.md: New file.
3320 * config/cr16/t-cr16: New file.
3322 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3325 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3326 that operands[2] is either immediate, or q_regs_operand.
3328 PR tree-optimization/52073
3329 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3330 a pattern stmt for pattern uses, ignore uses outside of the loop.
3332 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3334 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3335 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3336 (OUT_AS1, OUT_AS2): Remove.
3338 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3340 PR rtl-optimization/51374
3341 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3342 to cross other volatile_refs_p insns.
3344 2012-02-01 Richard Guenther <rguenther@suse.de>
3346 * doc/invoke.texi (fno-inline): Clarify documentation.
3347 (finline-small-functions): Likewise.
3348 (finline-functions): Likewise.
3349 * common.opt (finline): Adjust comment and documentation.
3350 (finline-small-functions): Clarify documentation.
3351 (finline-functions): Likewise.
3352 (finline-functions-called-once): Likewise.
3354 2012-02-01 Tristan Gingold <gingold@adacore.com>
3356 * c-typeck.c (composite_type): Keep mode for pointers.
3358 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3360 * function.h (regno_reg_rtx): Adjust comment.
3361 * reginfo.c (init_reg_modes_target): Only use the previous mode
3362 if it fits within one register. Remove MIPS comment.
3364 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3367 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3369 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3371 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3372 to srak instruction.
3374 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3376 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3378 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3383 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3385 2012-01-31 Richard Guenther <rguenther@suse.de>
3387 PR tree-optimization/51528
3388 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3391 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3396 * ree.c (add_removable_extension): Change def_map argument
3397 to unsigned *, store in def_map 1 + offset into *insn_list vector
3398 instead of pointers into the vector.
3399 (find_removable_extensions): Adjust caller.
3401 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3403 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3404 Transform all "* quoted-c-code" to { c-code }.
3405 Remove redundant test for "optimize" in combine patterns.
3406 Move (include "avr-dimode.md") to end of file.
3408 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3411 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3412 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3414 2012-01-30 Richard Guenther <rguenther@suse.de>
3416 PR tree-optimization/52028
3417 * tree-loop-distribution.c (ldist_gen): Properly update
3420 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3423 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3424 set_cur_line_info_table if not emitting debug info.
3426 PR tree-optimization/52046
3427 * tree-vect-patterns.c (check_bool_pattern): Give up if
3428 a comparison could throw.
3431 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3433 2012-01-30 Richard Guenther <rguenther@suse.de>
3435 PR tree-optimization/52045
3436 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3437 SSA form if cfgcleanup did anything.
3439 2012-01-30 Richard Guenther <rguenther@suse.de>
3441 PR tree-optimization/52045
3442 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3443 before computing final todo.
3445 2012-01-30 Richard Guenther <rguenther@suse.de>
3447 PR tree-optimization/51528
3448 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3451 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3453 * df-problems.c (df_kill_notes): Check that the use refers
3454 to the note under examination.
3456 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3459 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3460 parameter and use short-lived pseudos.
3461 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3462 (sparc_expand_vector_init): Const-ify local variables and adjust
3463 calls to above functions.
3465 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3467 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3469 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3471 * doc/invoke.texi: Make usage of "compile time" and
3472 "run time"/"runtime" consistent throughout the file.
3474 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3476 * config/alpha/alpha.c (alpha_option_override): Default to
3477 full IEEE compliance mode for Go language.
3479 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3481 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3482 (LINK_SSP_SPEC): Define.
3484 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3487 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3490 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3492 * doc/invoke.texi: Correct hyphenation of "floating point",
3493 "double precision", and related terminology throughout the file.
3495 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3498 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3499 arm_general_register_operand predicate for operand 2 instead of
3502 2012-01-27 Ian Lance Taylor <iant@google.com>
3505 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3506 * builtins.c (expand_builtin_init_trampoline): Add onstack
3507 parameter. Change caller.
3508 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3509 * tree.c (build_common_builtin_nodes): Declare
3510 __builtin_init_heap_trampoline.
3512 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3514 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3515 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3516 * config/avr/avr.c: Ditto.
3517 (avr_regnames): Remove because unused.
3518 * config/avr/avr.md (*cpse.ne): New peephole.
3519 (*cpse.eq): New peephole from former cpse peepholes.
3521 2012-01-27 Michael Eager <eager@eagercon.com>
3523 * config/microblaze.c (microblaze_emit_compare): Correct
3524 test after pcmp instruction.
3526 2012-01-27 Richard Guenther <rguenther@suse.de>
3528 PR tree-optimization/52020
3529 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3531 2012-01-27 Richard Guenther <rguenther@suse.de>
3533 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3534 function non-const/pure.
3536 2012-01-27 Richard Guenther <rguenther@suse.de>
3538 PR tree-optimization/50444
3539 * tree-sra.c (build_ref_for_offset): Properly adjust the
3540 MEM_REF type for unaligned accesses.
3542 2012-01-27 Richard Guenther <rguenther@suse.de>
3544 PR tree-optimization/50444
3545 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3546 (expand_assignment): Use it. Properly handle misaligned
3547 bases when expanding stores to component references.
3548 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3551 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3554 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3555 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3556 * tree-data-ref.c (find_data_references_in_loop): Make static.
3557 (compute_all_dependences): Change return type to bool. Bail out
3558 for too many datarefs in a loop. Move the hunk resetting the data
3559 dependences vector from ...
3560 (compute_data_dependences_for_loop): ... here. Account for
3561 compute_all_dependences returning false.
3562 (compute_data_dependences_for_bb): Likewise.
3563 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3564 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3566 2012-01-27 Richard Guenther <rguenther@suse.de>
3569 * expr.c (store_field): Use the alias-set of the scratch memory
3572 2012-01-27 Tom de Vries <tom@codesourcery.com>
3574 PR tree-optimization/51990
3575 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3577 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3579 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3582 * var-tracking.c (reverse_op): Don't add any reverse operation
3583 if V already has any constant locations.
3585 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3587 * doc/invoke.texi: Correct usage of "command line" (noun)
3588 vs "command-line" (adjective) throughout.
3590 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3592 * doc/invoke.texi (Language Independent Options): Move
3593 -Wcoverage-mismatch blurb from here....
3594 (Warning Options): ...to here.
3596 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3598 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3599 Set rs6000_always_hint to false for 476.
3601 2012-01-27 Matthias Klose <doko@ubuntu.com>
3603 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3605 * incpath.c (add_standard_paths): Likewise.
3607 2012-01-27 Richard Henderson <rth@redhat.com>
3609 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3610 * config/m68k/sync.md (atomic_test_and_set): Rename from
3611 sync_test_and_setqi and adjust the operands.
3612 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3613 and unconditionally enable.
3615 2012-01-27 Richard Henderson <rth@redhat.com>
3617 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3618 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3619 (ldstub): Rename from ldstubqi.
3620 (ldstub<I24MODE>): Remove.
3622 2012-01-27 Richard Henderson <rth@redhat.com>
3624 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3625 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3626 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3627 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3628 * doc/tm.texi: Rebuild.
3630 2012-01-27 Richard Henderson <rth@redhat.com>
3632 * optabs.c (gen_atomic_test_and_set): Remove default.
3633 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3635 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3637 PR rtl-optimization/51978
3638 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3639 (combine_reaching_defs): Likewise.
3640 (struct re_info): Remove.
3641 (add_removable_extension): Remove x and data arguments,
3642 add insn, insn_list and def_map. Use the arguments directly
3643 instead of using struct re_info.
3644 (find_removable_extensions): Don't call add_removable_extension
3645 through note_stores, instead just call it with single_set
3647 (find_and_remove_re): Pass curr_cand->expr instead of
3648 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3650 2012-01-26 Michael Matz <matz@suse.de>
3652 PR tree-optimization/46590
3653 * cfgexpand.c: Revert last change (r183305).
3654 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3656 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3657 checking for emptiness.
3659 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3662 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3663 non-addressable non-BLKmode base correctly.
3665 2012-01-26 Michael Matz <matz@suse.de>
3667 PR tree-optimization/48794
3668 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3669 regions referenced from RESX/EH_DISPATCH.
3671 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3673 * config/s390/s390.h: Make BRANCH_COST an option.
3674 * config/s390/s390.opt: New option -mbranch-cost.
3676 2012-01-26 Richard Henderson <rth@redhat.com>
3678 Revert 2012-01-24 change:
3679 * trans-mem.c (requires_barrier): Do not instrument thread local
3680 variables and emit save/restore for them.
3682 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3685 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3688 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3690 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3693 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3696 Rename __pgm to __flash.
3697 Rename __pgm1 to __flash1.
3698 Rename __pgm2 to __flash2.
3699 Rename __pgm3 to __flash3.
3700 Rename __pgm4 to __flash4.
3701 Rename __pgm5 to __flash5.
3702 Rename __pgmx to __memx.
3703 * doc/extend.texi (AVR Named Address Spaces)
3704 Rename address space names as indicated above.
3705 * config/avr/avr.c (avr_addrspace): Ditto.
3707 * config/avr/avr-protos.h
3708 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3709 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3710 * config/avr/predicates.md: Ditto.
3711 * config/avr/avr.c Ditto, and
3712 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3713 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3715 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3716 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3717 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3718 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3719 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3720 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3721 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3722 * config/avr/avr.c: Ditto.
3723 * config/avr/avr.md: Ditto.
3725 2012-01-25 Jason Merrill <jason@redhat.com>
3728 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3730 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3732 PR tree-optimization/51987
3733 * tree-data-ref.c (get_references_in_stmt): Handle references in
3734 non-volatile GIMPLE_ASM.
3736 2012-01-25 Richard Guenther <rguenther@suse.de>
3738 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3739 bases are dereferenced.
3741 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3743 PR rtl-optimization/48374
3744 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3746 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3748 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3749 compute_data_dependences_for_loop returns false.
3750 * tree-parloops.c (loop_parallel_p): Likewise.
3752 2012-01-25 Richard Guenther <rguenther@suse.de>
3754 * tree.h (get_pointer_alignment_1): Declare.
3755 * builtins.c (get_pointer_alignment_1): New function.
3756 (get_pointer_alignment): Use it.
3758 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3760 PR rtl-optimization/48308
3761 * combine.c (enum undo_kind): Add UNDO_LINKS.
3762 (struct undo): Add member l to other_contents and where.
3763 (do_SUBST_LINK): New.
3765 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3766 (undo_all): Handle UNDO_LINKS.
3768 2012-01-25 Richard Henderson <rth@redhat.com>
3770 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3773 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3775 * optabs.c (gen_atomic_test_and_set): Use each argument.
3777 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3779 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3780 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3781 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3782 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3783 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3784 TARGET_PAIRED_SINGLE_FLOAT.
3786 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3788 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3789 (in_struct, return_val): Remove MEM documentation.
3790 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3791 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3792 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3794 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3795 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3796 * expr.c (store_field): Likewise.
3797 * function.c (assign_stack_temp_for_type): Likewise.
3798 * ifcvt.c (noce_try_cmove_arith): Likewise.
3799 * reload1.c (reload): Likewise.
3800 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3801 (alpha_set_memflags): Likewise.
3802 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3804 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3806 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3808 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3809 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3810 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3812 * cselib.c (cselib_rtx_varies_p): Delete.
3813 (cselib_invalidate_mem): Update call to canon_true_dependence.
3814 * dse.c (record_store, check_mem_read_rtx): Likewise.
3815 (scan_reads_nospill): Likewise.
3816 * cse.c (check_dependence): Likewise.
3817 (cse_rtx_varies_p): Delete.
3818 * expr.c (safe_from_p): Update call to true_dependence.
3819 * ira.c (validate_equiv_mem_from_store): Likewise.
3820 (memref_referenced_p): Likewise.
3821 * postreload-gcse.c (find_mem_conflicts): Likewise.
3822 * sched-deps.c (sched_analyze_2): Likewise.
3823 * store-motion.c (load_kills_store): Likewise.
3824 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3825 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3826 (compute_transp): Update call to canon_true_dependence.
3828 2012-01-25 Richard Henderson <rth@redhat.com>
3830 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3831 (maybe_emit_atomic_test_and_set): New.
3832 (expand_sync_lock_test_and_set): Use it.
3833 (expand_atomic_test_and_set): Likewise.
3834 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3835 the implementation; clarify implementation defined details.
3836 * doc/md.texi (atomic_test_and_set): Document.
3838 2012-01-25 Richard Henderson <rth@redhat.com>
3840 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3842 2012-01-25 Richard Henderson <rth@redhat.com>
3845 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3846 to effect no-op split.
3848 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3851 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3852 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3853 (BT_FN_VOID_PTR_INT_SIZE): New.
3854 (BT_FN_UINT_UINT_VAR): Remove.
3855 (BT_FN_UINT32_UINT32_VAR): New.
3856 (BT_FN_DOUBLE_VPTR): Remove.
3857 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3859 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3860 (_ITM_changeTransactionMode): Same.
3861 (_ITM_memmoveRtWt): Change return type to void.
3862 (_ITM_memcpyRtWt): Same.
3863 (_ITM_memsetW): Same.
3864 (_ITM_RaRD): Change types to double.
3869 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3871 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3872 Patrick Marlier <patrick.marlier@gmail.com>
3874 * trans-mem.c (requires_barrier): Do not instrument thread local
3875 variables and emit save/restore for them.
3877 2012-01-24 Jason Merrill <jason@redhat.com>
3880 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3881 output static aliases.
3883 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3886 * common.opt (-pie, -shared, pie, shared): Change from Common to
3888 * gcc.c (display_help): Display help for -pie and -shared.
3890 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3893 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3894 Remove note on size/offset limitation.
3895 (AVR Variable Attributes): Add example how to read data located
3896 with progmem. Refer to named address spaces.
3897 * doc/invoke.texi (AVR Options): Fix typo.
3899 2012-01-24 Richard Guenther <rguenther@suse.de>
3901 Forward-port to trunk
3902 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3905 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3906 op0 isn't sufficiently aligned and there is movmisalignM
3907 insn for mode, use it to load op0 into a temporary register.
3909 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3912 * target.def (const_not_ok_for_debug_p): New hook.
3913 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3915 * doc/tm.texi: Regenerated.
3916 * dwarf2out.c (const_ok_for_output_1): If
3917 targetm.const_not_ok_for_debug_p returns true, fail.
3918 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3920 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3922 2012-01-23 Kai Tietz <ktietz@redhat.com>
3925 * config/i386/predicates.md (symbolic_operand): Allow
3926 UNSPEC_PCREL as PIC expression for lea.
3927 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3928 * config/i386/i386.c (ix86_delegitimize_address): Handle
3929 UNSPEC_PCREL for none-MEM, too.
3931 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3933 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3934 (ipa_tm_create_version_alias): Same.
3936 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3939 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3940 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3942 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3943 Patrick Marlier <patrick.marlier@gmail.com>
3944 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3947 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3948 simple_object_start_read.
3950 2012-01-23 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/51895
3954 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3955 parameter decomposition into BLKmode components.
3957 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3959 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3960 fake variables for restrict-qualified pointers whose pointed-to type
3961 contains a placeholder.
3963 2012-01-23 Richard Guenther <rguenther@suse.de>
3965 PR tree-optimization/51949
3966 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3968 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3970 PR rtl-optimization/51933
3971 * ree.c (transform_ifelse): Return true right away if dstreg is
3972 already wider or equal to cand->mode.
3973 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3974 (make_defs_and_copies_lists): Remove defs_list and copies_list
3975 arguments, add state argument, just truncate state->work_list
3976 instead of always allocating and freeing the vector. Assert that
3977 get_defs succeeds instead of returning 2. Changed return type to bool.
3978 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3979 have ext_src_mode, see if it has been modified already with the
3980 right kind of extension and has been extended before from the
3981 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3982 just return true. Remember the original mode in state->modified array.
3983 (combine_reaching_defs): Add state argument. Don't allocate and
3984 free here def_list, copied_list and vec vectors, instead just
3985 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3986 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3987 Add state variable, clear vectors in it, initialize state.modified
3988 if needed. Free all the vectors at the end and state.modified too.
3989 Don't skip a candidate if the extension expression has been modified.
3991 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3994 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3995 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3996 (extra_options) interix.opt -> i386/interix.opt"
3997 (extra_objs):Add winnt-stubs.o
3998 * configure.ac: Add interix to target_os .comm on PE check.
3999 * configure: Regenerate.
4000 * config/interix3.h: Delete and move bits to..
4001 * config/interix.h: Delete and move bits to..
4002 * config/i386/i386-interix3.h: Delete and move bits to..
4003 * config/i386/i386-interix.h: ..here.
4004 (TARGET_CPU_DEFAULT): Remove redefinition.
4005 (TARGET_ASM_CONSTRUCTOR): Undefine.
4006 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4007 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4008 (PTRDIFF_TYPE): Define.
4009 (LONG_DOUBLE_TYPE_SIZE): Define.
4010 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4011 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4012 (TARGET_SECTION_TYPE_FLAGS): Define.
4013 (ASM_DECLARE_FUNCTION_NAME): Define.
4014 (ASM_OUTPUT_EXTERNAL): Define.
4015 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4016 (ASM_OUTPUT_ALIGNED_BSS): Define.
4017 (PCC_BITFIELD_TYPE_MATTERS): Define.
4018 (USE_CONST_SECTION): Define.
4019 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4020 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4021 (SUPPORTS_ONE_ONLY): Remove.
4022 (I386_PE_STRIP_ENCODING): Define.
4023 * config/interix.opt: Delete and move bits to..
4024 * config/i386/interix.opt: ..here. New.
4025 (mpe-aligned-commons): Add.
4026 * config/i386/t-interix: Add copyright header.
4027 (winnt-stubs.o): Add rule.
4029 2012-01-22 Jason Merrill <jason@redhat.com>
4032 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4033 for extra name aliases.
4035 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4037 PR rtl-optimization/51924
4038 * ree.c (combine_set_extension): Improve debugging message.
4039 (combine_reaching_defs): Likewise.
4040 (get_defs): Rename confusingly named variable.
4041 (find_and_remove_re): Skip a candidate if the extension expression has
4044 2012-01-21 Robert Millan <rmh@gnu.org>
4045 Gerald Pfeifer <gerald@pfeifer.com>
4047 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4048 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4050 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4052 PR tree-optimization/51914
4053 * tree-vect-stmts.c (vectorizable_conversion): For
4054 cvt_type && modifier == WIDEN, put temporary with cvt_type
4055 at the beginning of vec_dsts and set vec_dest to temporary
4058 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4060 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4062 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4064 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4065 * config/rs6000/rs6000.c: Likewise.
4067 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4070 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4071 output_move_double on a copy of operands array.
4073 2012-01-20 Cary Coutant <ccoutant@google.com>
4074 Dodji Seketeli <dodji@redhat.com>
4077 * dwarf2out.c (copy_declaration_context): Return ref to parent
4078 of declaration DIE, if necessary.
4079 (remove_child_or_replace_with_skeleton): Add new parameter; update
4080 caller. Place skeleton DIE under parent DIE of original declaration.
4081 Move call to copy_declaration_context to here ...
4082 (break_out_comdat_types): ... from here.
4084 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4086 PR rtl-optimization/51856
4087 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4090 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4093 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4094 hints for neon loads and stores.
4096 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4100 * doc/extend.texi (Named Address Spaces): Split into subsections.
4101 (AVR Named Address Spaces): New subsection.
4102 (M32C Named Address Spaces): New subsection.
4103 (RL78 Named Address Spaces): New subsection.
4104 (SPU Named Address Spaces): New subsection.
4105 (Variable Attributes): New anchor "AVR Variable Attributes".
4106 (AVR Variable Attributes): Rewrite and avoid wording
4107 "address space" in this context.
4108 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4109 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4110 (AVR Built-in Macros): New subsubsection therein.
4111 * doc/md.texi (AVR constraints): Remove "C04", "R".
4113 2012-01-20 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/51903
4116 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4117 when removing stmts.
4119 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4122 * config/arm/arm.c (arm_load_pic_register): Use
4123 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4124 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4125 (arm_pic_static_addr): Likewise.
4126 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4127 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4128 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4129 (pic_load_addr_unified): New.
4131 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4134 * function.c (instantiate_virtual_regs_in_insn): Use
4135 delete_insn_and_edges when removing a wrong asm insn.
4137 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4139 PR rtl-optimization/40761
4140 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4141 Add new member loop_num.
4142 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4143 (ira_build): Remove the parameter.
4145 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4146 (ira.c): Do not build CFG loops for one region allocation. Remove
4147 argument from ira_build call.
4149 * ira-build.c (init_loop_tree_node): New function.
4150 (create_loop_tree_nodes): Use it. Separate the case when CFG
4151 loops are not built.
4152 (more_one_region_p): Check current_loops.
4153 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4155 (add_loop_to_tree): Process loop equal to NULL too.
4156 (form_loop_tree): Separate the case when CFG loops are not built.
4157 Use explicitly number for the root.
4158 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4160 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4161 instead of loop->num.
4162 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4163 (mark_all_loops_for_removal): Ditto.
4164 (remove_unnecessary_regions): Separate the case when CFG loops
4166 (ira_build): Remove the parameter. Use explicit number of regions
4167 when CFG loops are not built.
4169 * ira-color.c (print_loop_title): Separate the case for the root node.
4170 Use loop_num instead of loop->num.
4171 (move_spill_restore): Use loop_num instead of loop->num.
4173 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4174 (change_loop): Ditto.
4175 (change_loop): Use loop_num instead of loop->num.
4177 * ira-lives.c (process_bb_node_lives): Ditto.
4179 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4181 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4183 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4186 * tree-mudflap.c (mf_artificial): New function.
4187 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4188 mx_register_decls, mudflap_enqueue_decl): Use it.
4191 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4192 numbers in the insn pattern.
4194 2012-01-19 Michael Matz <matz@suse.de>
4196 PR tree-optimization/46590
4197 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4198 use it in remembering which conflicts we already created.
4199 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4202 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4205 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4206 (merge_and_complain): Same.
4208 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4211 * config/initfini-array.h: Guard content of the header
4212 with #ifdef HAVE_INITFINI_ARRAY.
4213 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4214 Add initfini-array.h to tm_file here.
4215 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4216 * config.gcc: Don't add initfini-array.h to tm_file here.
4217 * configure: Regenerated.
4219 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4221 PR rtl-optimization/51505
4222 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4223 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4224 (df_note_bb_compute): Update the call to df_kill_notes.
4226 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4228 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4230 2012-01-18 Richard Guenther <rguenther@suse.de>
4232 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4233 of conversions to void *.
4235 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4236 Richard Sandiford <rdsandiford@googlemail.com>
4240 * optabs.h (simplify_expand_binop): Declare.
4241 * optabs.c (simplify_expand_binop): Make global.
4242 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4243 endian targets if the source cannot be exactly covered by word
4246 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4249 * hard-reg-set.h (struct hard_reg_set_container): New type.
4250 * target.h (struct hard_reg_set_container): Forward declare.
4251 * target.def (set_up_by_prologue): New target hook.
4252 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4253 * doc/tm.texi: Regenerated.
4254 * function.c (thread_prologue_and_epilogue_insns): Change
4255 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4256 Call targetm.set_up_by_prologue on it.
4257 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4258 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4260 2012-01-17 Nick Clifton <nickc@redhat.com>
4262 * config/rx/rx.c (rx_can_use_simple_return): New function.
4263 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4264 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4266 2012-01-17 Richard Guenther <rguenther@suse.de>
4269 * expr.c (expand_assignment): Take address-space information
4270 from the address operand of MEM_REF and TARGET_MEM_REF.
4271 (expand_expr_real_1): Likewise.
4273 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4275 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4276 reload dump is requested.
4278 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4281 * trans-mem.c (requires_barrier): Call may_be_aliased.
4283 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4285 PR tree-optimization/51877
4286 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4287 call arguments and fndecls compare equal, instead return false if they
4288 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4289 both SSA_NAMEs that are valueized the same, or they satisfy
4292 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4294 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4296 * configure: Regenerate.
4298 2012-01-16 Jan Hubicka <jh@suse.cz>
4302 * convert.c (convert_to_integer): Use fold_convert for
4303 converting an INTEGER_CST to integer type.
4305 2012-01-16 Jason Merrill <jason@redhat.com>
4308 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4310 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4313 * config/s390/s390.c (s390_chunkify_start): Don't skip
4314 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4315 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4316 If insn is followed by NOTE_INSN_VAR_LOCATION or
4317 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4318 Don't use location of note insns.
4320 PR tree-optimization/51865
4321 * tree-inline.c (tree_function_versioning): Call remap_decl
4322 on DECL_RESULT whenever it has VOID_TYPE_P type.
4324 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4326 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4327 for calls to locally-binding MIPS16 functions if only the return
4328 type uses float regs.
4330 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4331 Richard Sandiford <rdsandiford@googlemail.com>
4333 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4334 (SYMBOL_32_HIGH): Likewise.
4335 (mips_output_tls_reloc_directive): Declare.
4336 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4337 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4338 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4339 (mips_lo_relocs, mips_hi_relocs): Make extern.
4340 (mips16_stub_function): Move up file.
4341 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4342 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4343 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4344 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4345 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4346 (mips_get_tp): Add MIPS16 support.
4347 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4348 Generalize DTPREL and TPREL handling.
4349 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4350 Add MIPS16 TLS support.
4351 (mips_output_tls_reloc_directive): New function.
4352 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4353 * config/mips/predicates.md (symbolic_operand_with_high)
4354 (tls_reloc_operand): New predicates.
4355 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4356 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4357 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4358 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4359 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4360 (*tls_get_tp_mips16_call_<mode>): Likewise.
4362 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4364 PR rtl-optimization/51821
4365 * recog.c (peep2_find_free_register): Determine clobbered registers
4368 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4371 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4372 * config/avr/avr.c: Likewise.
4373 * config/avr/avr.h: Likewise.
4375 2012-01-13 Ian Lance Taylor <iant@google.com>
4378 * tree.h (TYPE_QUALS): Add cast to int.
4379 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4381 2012-01-13 Ian Lance Taylor <iant@google.com>
4383 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4384 comparing param_index to VEC_length result.
4386 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4388 * c-decl.c: Do not include tree-mudflap.h
4389 * tree-optimize.c: Likewise.
4390 * Makefile.in: Update dependencies.
4392 2012-01-13 Richard Guenther <rguenther@suse.de>
4395 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4396 variable-sized result always use RSO.
4398 2012-01-12 DJ Delorie <dj@redhat.com>
4400 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4401 pointer type, not just the default pointer type.
4403 2012-01-09 Richard Henderson <rth@redhat.com>
4404 Denis Chertykov <chertykov@gmail.com>
4407 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4408 * config/avr/avr.c (avr_can_eliminate): Simplify.
4409 (avr_initial_elimination_offset): Likewise.
4410 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4411 (expand_epilogue): Likewise.
4412 (avr_legitimize_address): Gut.
4413 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4414 (avr_hard_regno_nregs): New.
4415 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4416 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4417 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4418 add soft frame pointer.
4419 (CALL_USED_REGISTERS): Likewise.
4420 (REG_CLASS_CONTENTS): Likewise.
4421 (REGISTER_NAMES): Likewise.
4422 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4423 (HARD_FRAME_POINTER_REGNUM): New.
4424 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4425 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4426 remove the HARD_FRAME_POINTER self-elimination.
4428 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4431 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4432 DECL_EXTERNAL when checking for initializers of progmem variables.
4434 2012-01-12 Ira Rosen <irar@il.ibm.com>
4436 PR tree-optimization/51799
4437 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4438 that the last operation is a type demotion.
4440 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4442 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4443 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4445 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4448 * combine.c (distribute_notes): If i3 is a noreturn call,
4449 allow old_size to be equal to args_size and make sure the
4450 noreturn call gets REG_ARGS_SIZE note.
4451 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4452 on noreturn calls even when the delta is 0.
4454 2012-01-11 Nathan Sidwell <nathan@acm.org>
4456 * gcov.c (STRING_SIZE): Remove.
4457 (generate_results): Erase annotations for source files with no
4458 coverage information.
4460 (output_lines): Use it.
4462 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4464 * gimple.h (gimplify_body): Remove first argument.
4465 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4466 pointer set here, instead just pass DATA to walk_tree.
4467 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4468 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4469 (unvisit_body): Likewise, but with unmark_visited.
4470 (gimplify_body): Remove BODY_P argument and adjust.
4471 (gimplify_function_tree): Adjust call to gimplify_body.
4472 * omp-low.c (finalize_task_copyfn): Likewise.
4474 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4476 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4477 (build_function_type_skip_args): Delete.
4478 * tree.c (build_function_type_skip_args): Make static and add
4479 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4480 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4481 pass it to build_function_type_skip_args.
4482 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4483 (tree_function_versioning): Likewise.
4484 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4485 build_function_decl_skip_args.
4486 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4487 and pass it to build_function_decl_skip_args/tree_function_versioning.
4488 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4489 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4490 * trans-mem.c (ipa_tm_create_version): Likewise.
4491 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4492 * tree-inline.c (declare_return_variable): Remove always-true test.
4493 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4494 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4495 * ipa-split.c (split_function): Skip the return value for the split
4496 part if it doesn't return.
4498 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4500 PR tree-optimization/49642
4501 * ipa-split.c (forbidden_dominators): New variable.
4502 (check_forbidden_calls): New function.
4503 (dominated_by_forbidden): Likewise.
4504 (consider_split): Check for forbidden dominators.
4505 (execute_split_functions): Initialize and free forbidden
4506 dominators info; call check_forbidden_calls.
4508 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4510 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4512 2012-01-11 Nick Clifton <nickc@redhat.com>
4514 * config/rx/rx.md (return): Define pattern.
4516 2012-01-11 Richard Guenther <rguenther@suse.de>
4518 * doc/extend.texi (malloc attribute): Adjust according to
4521 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4522 Patrick Marlier <patrick.marlier@gmail.com>
4525 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4526 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4527 (ipa_tm_note_irrevocable): Same.
4528 (ipa_tm_scan_irr_block): Same.
4529 (ipa_tm_decrement_clone_counts): Same.
4530 (ipa_tm_scan_irr_function): Same.
4531 (ipa_tm_create_version_alias): Same.
4532 (ipa_tm_create_version): Same.
4533 (ipa_tm_transform_calls_redirect): Same.
4534 (ipa_tm_transform_calls): Same.
4535 (ipa_tm_transform_transaction): Same.
4536 (ipa_tm_execute): Same.
4538 2012-01-10 Richard Guenther <rguenther@suse.de>
4541 * opts.c (common_handle_option): Handle -Werror.
4543 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4545 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4548 2012-01-10 Jason Merrill <jason@redhat.com>
4550 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4553 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4555 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4556 supports R_386_TLS_GD_PLT reloc.
4557 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4558 supports R_386_TLS_LDM_PLT reloc.
4559 * configure: Regenerate.
4560 * config.in: Regenerate.
4562 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4565 Extend __pgmx semantics to linearize memory.
4566 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4567 determine if code comes inline or from libgcc.
4568 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4569 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4570 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4571 (movmemx_qi, movmemx_hi): New insns.
4572 (xload_<mode>_libgcc): Rewrite to new insn condition.
4573 (xload_<mode>): Remove insns.
4574 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4575 cases that don't satisfy avr_xload_libgcc_p().
4576 (avr_addr_space_convert): Allow converting in any direction.
4577 (avr_addr_space_subset_p): Return always true.
4578 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4579 (avr_emit_movmemhi): Ditto.
4580 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4581 (avr_out_movmem): Ditto.
4582 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4583 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4584 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4585 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4586 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4588 2012-01-10 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/50913
4591 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4592 Require data-refs to be representable by Graphite with respect
4595 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4598 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4600 2012-01-10 Tom de Vries <tom@codesourcery.com>
4602 PR rtl-optimization/51271
4603 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4604 handling annulled branch.
4606 2012-01-10 Richard Henderson <rth@redhat.com>
4608 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4609 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4610 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4611 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4612 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4613 arm_expand_vec_perm_const): New.
4614 * config/arm/arm-protos.h: Update.
4615 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4616 (*neon_vswp<VDQX>): New.
4617 (neon_vcombine<VDX>): Use neon_split_vcombine.
4618 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4619 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4620 (vec_perm<VE>): New.
4622 2012-01-10 Richard Henderson <rth@redhat.com>
4624 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4625 use it if reload_completed.
4626 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4627 arm_output_asm_insn, arm_process_output_memory_barrier,
4628 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4629 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4630 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4631 arm_process_output_sync_insn, arm_output_sync_insn,
4632 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4633 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4634 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4635 (emit_unlikely_jump): New.
4636 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4637 (arm_split_atomic_op): New.
4638 * config/arm/arm-protos.h: Update.
4639 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4640 (struct arm_sync_generator): Remove.
4641 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4642 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4643 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4644 (VUNSPEC_LL, VUNSPEC_SC): New.
4645 (sync_result, sync_memory, sync_required_value, sync_new_value,
4646 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4647 (attr length): Don't use arm_sync_loop_insns.
4648 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4649 (movsfcc, movdfcc): Likewise.
4650 * config/arm/constraints.md (Ua): New.
4651 * config/arm/prediates.md (mem_noofs_operand): New.
4652 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4653 (sync_clobber, sync_t2_reqd): Remove.
4654 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4655 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4656 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4657 (arm_sync_compare_and_swap<SIDI>): Remove.
4658 (arm_sync_compare_and_swap<NARROW>): Remove.
4659 (arm_sync_lock_test_and_set<SIDI>): Remove.
4660 (arm_sync_lock_test_and_set<NARROW>): Remove.
4661 (arm_sync_new_<syncop><SIDI>): Remove.
4662 (arm_sync_new_<syncop><NARROW>): Remove.
4663 (arm_sync_new_nand<SIDI>): Remove.
4664 (arm_sync_new_nand<NARROW>): Remove.
4665 (arm_sync_old_<syncop><SIDI>): Remove.
4666 (arm_sync_old_<syncop><NARROW>): Remove.
4667 (arm_sync_old_nand<SIDI>): Remove.
4668 (arm_sync_old_nand<NARROW>): Remove.
4669 (*memory_barrier): Merge arm_output_memory_barrier.
4670 (atomic_compare_and_swap<QHSD>): New.
4671 (atomic_compare_and_swap<NARROW>_1): New.
4672 (atomic_compare_and_swap<SIDI>_1): New.
4673 (atomic_exchange<QHSD>): New.
4674 (cas_cmp_operand, cas_cmp_str): New.
4675 (atomic_op_operand, atomic_op_str): New.
4676 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4677 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4678 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4679 (arm_load_exclusive<NARROW>): New.
4680 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4681 (arm_store_exclusive<QHSD>): New.
4683 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4685 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4686 reload patterns if -mvsx-scalar-memory.
4688 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4689 generated, even -mno-vsx-scalar-double was used.
4690 (vsx_xscvdpsp_scalar): Likewise.
4691 (vsx_xscvspdp_scalar2): Likewise.
4693 2012-01-09 Tom de Vries <tom@codesourcery.com>
4694 Andrew Pinski <apinski@cavium.com>
4697 * reorg.c (fill_slots_from_thread): Don't speculate
4698 frame-related insns.
4700 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4702 * sched-int.h (bb_note): Move to...
4703 * basic-block.h: ...here.
4704 * haifa-sched.c (bb_note): Move to...
4705 * cfgrtl.c: ...here.
4706 * function.c (next_block_for_reg): New function.
4707 (move_insn_for_shrink_wrap): Likewise.
4708 (prepare_shrink_wrap): Rewrite to use the above.
4710 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4712 * gimple.c (is_gimple_non_addressable): Remove.
4713 * gimple.h: Remove is_gimple_non_addressable.
4714 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4715 is_gimple_non_addressable.
4716 * trans-mem.c (expand_assign_tm): Same.
4718 2012-01-09 Richard Guenther <rguenther@suse.de>
4720 PR tree-optimization/51775
4721 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4722 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4724 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4726 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4728 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4730 2012-01-09 Richard Guenther <rguenther@suse.de>
4732 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4734 2012-01-08 Jan Hubicka <jh@suse.cz>
4736 PR tree-optimize/51680
4737 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4738 on when known_vals needs to be computed; cleanup.
4740 2012-01-08 Jan Hubicka <jh@suse.cz>
4742 PR tree-optimize/51694
4743 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4745 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4747 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4748 for -std=c++98 and -std=c++11 too.
4750 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4752 * cfgloop.c (cancel_loop): Add free() of bbs array.
4754 2012-01-07 Jan Hubicka <jh@suse.cz>
4756 PR tree-optimization/51600
4757 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4758 that benefits small functions.
4760 2012-01-07 Jan Hubicka <jh@suse.cz>
4762 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4764 2012-01-07 Jan Hubicka <jh@suse.cz>
4766 PR tree-optimization/51680
4767 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4768 whose inlining reduce unit size.
4770 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4773 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4774 Add canonical node to containing_mem chain after the non-canonical
4775 one, even if there weren't any locs to propagate.
4776 (remove_useless_values): Keep only canonical values.
4777 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4778 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4779 canonicalize mem_chain elements that are not discarded.
4781 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4784 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4785 before emitting functions.
4787 PR gcov-profile/50127
4788 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4789 clear_aux_for_blocks.
4791 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4794 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4796 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4798 * c-decl.c (ext_block): Moved up.
4799 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4801 2012-01-06 Han Shen <shenhan@google.com>
4803 Translate built-in include paths for sysroot.
4804 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4805 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4807 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4808 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4810 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4811 control whether sysroot should be prepended to gxx include dir.
4813 * configure: Regenerate.
4815 2012-01-06 Torvald Riegel <triegel@redhat.com>
4817 PR rtl-optimization/51771
4818 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4819 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4821 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4823 PR tree-optimization/51315
4824 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4825 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4827 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4830 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4831 for shrp pattern. Correctly handle and fixup shift variable.
4832 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4834 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4837 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4838 note when !ACCUMULATE_OUTGOING_ARGS.
4840 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4842 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4844 (extract_range_from_unary_expr_1): Avoid useless computations.
4846 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4848 PR rtl-optimization/51767
4849 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4850 of jump_block and add an extra edge for degenerated asm gotos.
4853 * stmt.c (check_unique_operand_names): Don't ICE during error
4854 reporting if i is from labels chain.
4857 * profile.c (branch_prob): Split bbs that have exit edge
4858 and need a fake entry edge too.
4860 2012-01-05 Jan Hubicka <jh@suse.cz>
4863 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4866 2012-01-05 Richard Guenther <rguenther@suse.de>
4869 * tree-streamer-out.c (write_ts_optimization): New function.
4870 (streamer_write_tree_body): Call it.
4871 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4872 (streamer_read_tree_body): Call it.
4873 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4875 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4878 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4879 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4880 in_cleanup_point_expr before gimplify_stmt call and restore it
4882 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4883 in_cleanup_point_expr is false.
4885 2012-01-05 Richard Guenther <rguenther@suse.de>
4888 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4890 * toplev.c (process_options): Reject combining mudflap and LTO.
4891 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4893 2012-01-05 Richard Guenther <rguenther@suse.de>
4895 PR tree-optimization/51760
4896 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4898 (bit_value_unop): Handle UNDEFINED operands.
4899 (bit_value_binop): Likewise.
4901 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4903 * config/avr/avr.c (avr_replace_prefix): Remove.
4904 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4905 (avr_asm_function_rodata_section): Ditto.
4906 (avr_asm_select_section): Ditto.
4908 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4910 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4913 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4916 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4917 calls that have any non-fake successor edges.
4920 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4922 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4924 PR tree-optimization/51624
4925 * tree-sra.c (build_ref_for_model): When replicating a chain of
4926 COMPONENT_REFs, stop as soon as the offset would become negative.
4928 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4931 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4932 in .debug_loc on the floor.
4934 2012-01-04 Andrew Pinski <apinski@cavium.com>
4936 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4938 2012-01-04 Andrew Pinski <apinski@cavium.com>
4939 Adam Nemet <anemet@caviumnetworks.com>
4941 * config/mips/mips.md (size): Add SI and DI.
4942 (SIZE): New mode attribute.
4943 (U): New code attribute.
4944 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4945 (mips_lbux_<mode>): Delete.
4946 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4947 (mips_lhx): Use gen_mips_lhx_extsi.
4948 (mips_lhx_<mode>): Delete.
4950 (mips_l<size>x): New expand.
4951 (mips_lwx_<mode>): Delete.
4952 (mips_l<GPR:size>x_<P:mode>): New pattern.
4953 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4954 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4955 * config/mips/mips.c (mips_lx_address_p): New function.
4956 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4957 (dsp64): New availability predicate.
4958 (mips_builtins): Add an entry for __builtin_mips_ldx.
4959 * config/mips/mips.h (ISA_HAS_LBX): New define.
4960 (ISA_HAS_LBUX): Likewise.
4961 (ISA_HAS_LHX): Likewise.
4962 (ISA_HAS_LHUX): Likewise.
4963 (ISA_HAS_LWX): Likewise.
4964 (ISA_HAS_LWUX): Likewise.
4965 (ISA_HAS_LDX): Likewise.
4966 * doc/extend.texi (__builtin_mips_ldx): Document.
4968 2012-01-04 Tristan Gingold <gingold@adacore.com>
4970 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4971 when long pointers are used.
4972 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4973 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4974 (ia64-hp-*vms*): Remove.
4975 * config/vms/xm-vms64.h: Delete.
4977 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4980 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4982 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4984 * opts.c (finish_options): Remove duplicate sorry.
4986 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4989 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4992 2012-01-04 Richard Guenther <rguenther@suse.de>
4995 * tree.c (size_low_cst): New function.
4996 * tree.h (size_low_cst): Declare.
4997 * fold-const.c (fold_comparison): Use it to extract the low
4998 part of the POINTER_PLUS_EXPR offset.
5000 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5002 Fix clearing ZERO_REG
5003 * config/avr/avr.md (cc): Add alternative "ldi".
5004 (movqi_insn): Use it in cc attribute.
5005 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5006 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5007 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5009 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5011 * configure: Regenerate.
5013 2012-01-04 Richard Guenther <rguenther@suse.de>
5015 PR tree-optimization/49651
5016 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5017 (var_can_have_subvars): Use it.
5018 (get_constraint_for_1): Only consider subfields if there can be any.
5020 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5023 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5024 to its new canonical_cselib_val and the cselib_val was in
5025 first_containing_mem chain, but the canonical_cselib_val was not,
5026 add the latter into the chain.
5027 (cselib_invalidate_mem): Compare canonical_cselib_val of
5028 addr_list chain elt with v.
5031 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5032 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5034 (output_macinfo_op): Don't ggc_strdup fd->filename.
5035 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5036 then ggc_strdup it. Don't free inc->info or cur->info.
5037 (output_macinfo): Don't free ref->info or file->info.
5039 2012-01-03 Ira Rosen <irar@il.ibm.com>
5041 PR tree-optimization/51269
5042 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5043 first_niters a pointer.
5044 (slpeel_tree_peel_loop_to_edge): Likewise.
5045 (vect_do_peeling_for_loop_bound): Update call to
5046 slpeel_tree_peel_loop_to_edge.
5047 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5048 here. Remove it from the parameters list.
5049 (vect_do_peeling_for_alignment): Update calls and compute
5052 2012-01-03 Richard Guenther <rguenther@suse.de>
5054 PR tree-optimization/51070
5055 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5056 Properly handle calls.
5058 2012-01-03 Richard Guenther <rguenther@suse.de>
5060 PR tree-optimization/51692
5061 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5062 the LHS of allocation stmts.
5064 2012-01-03 Olivier Hainque <hainque@adacore.com>
5066 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5068 2012-01-03 Olivier Hainque <hainque@adacore.com>
5070 * collect2.c (main): In AIX specific computations for vector
5071 insertions, use CONST_CAST2 to cast from char ** to const char **.
5073 2012-01-03 Richard Guenther <rguenther@suse.de>
5076 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5077 the context of a limbo DIE when it does not already exist.
5079 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5081 PR tree-optimization/51719
5082 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5083 but direct call is, clear direct call's lhs and don't add fallthrough
5084 edge from dcall_bb to join_bb and PHIs.
5086 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5088 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5089 the instructions emitted by the pattern.
5090 ("*TDC_insn_<mode>"): Add comment.
5092 2012-01-03 Richard Guenther <rguenther@suse.de>
5095 * fold-const.c (fold_comparison): Properly canonicalize
5096 tree offset and HOST_WIDE_INT bit position.
5098 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5100 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5101 operands for extzv pattern.
5103 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5106 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5109 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5111 * doc/invoke.texi (-flto and related options): Copy-edit.
5113 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5115 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5117 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5119 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5122 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5124 * expr.h (move_by_pieces_ninsns): Declare.
5125 * expr.c (move_by_pieces_ninsns): Make external.
5126 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5127 (mips_store_by_pieces_p): Likewise.
5128 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5129 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5130 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5131 (mips_store_by_pieces_p): Likewise.
5133 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5135 * passes.c (register_one_dump_file): Free full_name.
5137 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5138 (calculate_elim_costs_all_insns): Free offsets_at and
5139 offsets_known_at at the end and clear the pointers.
5141 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5143 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5144 this option introduced in r180739.
5146 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5149 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5150 (tmake_file target=avr): Add avr/t-multilib.
5152 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5153 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5154 * config/avr/genmultilib.awk: New file.
5155 * config/avr/t-multilib: New auto-generated file.
5156 * config/avr/multilib.h: New auto-generated file.
5157 * config/avr/t-avr (AVR_MCUS): New variable.
5158 (genopt.sh): Use it.
5159 (s-mlib): Depend on t-multilib.
5160 (t-multilib, multilib.h): New dependencies.
5161 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5162 (MULTILIB_OPTIONS): Remove.
5163 (MULTILIB_MATCHES): Remove.
5164 (MULTILIB_DIRNAMES): Remove.
5165 (MULTILIB_EXCEPTIONS): Remove:
5166 * config/avr/genopt.sh: Don't use hard coded file name;
5167 pass AVR_MCUS from t-avr instead.
5169 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5171 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5173 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5175 Implement light-weight DImode support.
5176 * config/avr/avr-dimode.md: New file.
5177 * config/avr/avr.md: Include it.
5178 (adjust_len): Add plus64, compare64.
5179 (HIDI): Remove code iterator.
5180 (code_stdname): New code attribute.
5181 (rotx, rotsmode): Remove DI.
5182 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5184 * config/avr/avr-protos.h (avr_have_dimode): New.
5185 (avr_out_plus64, avr_out_compare64): New.
5186 * config/avr/avr.c (avr_out_compare): Handle DImode.
5187 (avr_have_dimode): New variable definition and initialization.
5188 (avr_out_compare64, avr_out_plus64): New functions.
5189 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5190 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5191 (avr_compare_pattern): Skip DImode comparisons.
5193 2012-01-02 Revital Eres <revital.eres@linaro.org>
5195 * ddg.c (def_has_ccmode_p): New function.
5196 (add_cross_iteration_register_deps,
5197 create_ddg_dep_from_intra_loop_link): Call it.
5199 2012-01-02 Richard Guenther <rguenther@suse.de>
5202 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5204 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5206 * gcc.c (process_command): Update copyright notice dates.
5207 * gcov.c (print_version): Likewise.
5208 * gcov-dump.c (print_version): Likewise.
5209 * mips-tfile.c (main): Likewise.
5210 * mips-tdump.c (main): Likewise.
5212 2012-01-01 Ira Rosen <irar@il.ibm.com>
5214 PR tree-optimization/51704
5215 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5216 a use is inside the basic block or loop before accessing its vect info.
5218 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5220 PR rtl-optimization/51069
5221 * cfgloopmanip.c (remove_path): Removing path making irreducible
5222 region unconditional makes BB part of the region.
5224 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5226 PR tree-optimization/51683
5227 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5228 calls with side-effects.
5229 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5231 Copyright (C) 2012 Free Software Foundation, Inc.
5233 Copying and distribution of this file, with or without modification,
5234 are permitted in any medium without royalty provided the copyright
5235 notice and this notice are preserved.