1 2012-07-09 Jason Merrill <jason@redhat.com>
4 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
5 (type_hash_eq): Likewise.
8 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
10 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
12 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
13 due to negative shift amount.
15 2012-07-06 Kai Tietz <ktietz@redhat.com>
17 Backport from mainline.
19 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
22 2012-07-06 Nick Clifton <nickc@redhat.com>
24 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
25 default_encode_section_info.
27 2012-07-06 Richard Guenther <rguenther@suse.de>
29 Backport from mainline
30 2012-03-30 Richard Guenther <rguenther@suse.de>
33 * double-int.c (rshift_double): Remove not needed
36 2012-03-28 Richard Guenther <rguenther@suse.de>
39 * double-int.h (rshift_double): Remove.
40 * double-int.c (lshift_double): Use absu_hwi to make count
42 (rshift_double): Make static, take unsigned count argument,
43 remove handling of negative count argument.
44 (double_int_rshift): Dispatch to lshift_double.
46 2012-07-06 Richard Guenther <rguenther@suse.de>
48 Backport from mainline
49 2012-06-18 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/53693
52 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
53 Reject operands with more than one use.
55 2012-07-06 Richard Guenther <rguenther@suse.de>
57 Backport from mainline
58 2012-04-11 Richard Guenther <rguenther@suse.de>
61 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
62 consider loop nesting.
63 (evolution_function_is_univariate_p): Properly check the remainder
66 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
68 Backport from mainline
69 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
71 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
72 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
73 (adjacent_mem_locations): Move some code to and call...
74 (get_memref_parts): ...new function.
75 (mem_locations_overlap): New function.
76 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
77 (is_mem_ref): Rename to...
78 (find_mem_ref): ...this. Return MEM rtx.
79 (get_store_dest): Remove function.
80 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
81 new parameter and adjust calls.
82 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
83 mem refs overlap for true_store_to_load_dep_costly.
84 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
85 passed to adjacent_mem_locations.
86 (is_costly_group): Walk resolved dependency list.
87 (force_new_group): Emit group ending nop for Power6/Power7.
88 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
89 (group_ending_nop): New define_insn.
91 2012-07-04 Richard Guenther <rguenther@suse.de>
94 * gimple-fold.c (get_base_constructor): Do not return an
95 error_mark_node DECL_INITIAL.
97 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
99 Backport from mainline
100 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
103 code model string in the error message.
105 2012-07-04 Tristan Gingold <gingold@adacore.com>
107 Backport from mainline.
108 2012-06-25 Tristan Gingold <gingold@adacore.com>
110 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
111 (seh_cfa_adjust_cfa): ... that function.
112 (seh_emit_stackalloc): Do not emit out of range values.
113 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
114 UNSPEC_DEF_CFA constants.
115 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
116 * config/i386/i386.c (ix86_frame_pointer_required): Required
117 for very large frames on SEH target.
118 (ix86_compute_frame_layout): Save area is before frame pointer
119 on SEH target. Handle very large frames.
120 (ix86_expand_prologue): Likewise.
122 2012-07-04 Richard Guenther <rguenther@suse.de>
124 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
125 as in free_lang_data_in_type.
127 2012-07-02 Martin Jambor <mjambor@suse.cz>
129 Backport from mainline.
130 2012-07-02 Martin Jambor <mjambor@suse.cz>
133 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
134 dynamic type change check.
136 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
138 * tree-eh.c (lower_try_finally_switch): Really put the location of the
139 last statement of the finally block onto the switch.
141 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
143 * configure: Regenerate.
144 Backport from mainline.
145 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
146 * config.gcc (target_type_format_char): New. Document it. Set it for
148 * configure.ac (gnu_unique_option): Use target_type_format_char
149 in test. Comment rationale.
151 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
153 Backport from mainline.
154 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
155 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
157 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
159 Backport from 2012-06-28 mainline r189049
162 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
163 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
164 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
165 avr_hard_regno_call_part_clobbered.
167 2012-06-28 Richard Guenther <rguenther@suse.de>
170 * expr.c (expand_expr_real_1): Verify if the type is complete
171 before inspecting its size.
173 2012-06-27 Nick Clifton <nickc@redhat.com>
175 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
178 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
181 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
183 2012-06-26 Nick Clifton <nickc@redhat.com>
185 * config/rx/rx.md (simple_return): Use the simple_return rtx.
187 2012-06-25 Jakub Jelinek <jakub@redhat.com>
190 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
191 of x x x in the vmovlps load alternative.
193 2012-06-22 Richard Guenther <rguenther@suse.de>
195 * gcov-iov.c: Include bconfig.h and system.h.
197 2012-06-22 Richard Guenther <rguenther@suse.de>
199 PR gcov-profile/53744
200 * gcov-iov.c (main): Treat "" and "prerelease" the same.
202 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
204 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
205 DECL_IGNORED_P non-reg vars even if they are used.
207 2012-06-19 Jason Merrill <jason@redhat.com>
210 * dwarf2out.c (modified_type_die): Use scope_die_for.
211 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
212 (uses_local_type_r, uses_local_type): New.
213 (scope_die_for): Keep a type that uses a local type in local scope.
214 Use get_context_die for namespace and type scope.
216 2012-06-19 Richard Guenther <rguenther@suse.de>
219 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
220 replace it with the first non-BLOCK context.
222 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
224 PR rtl-optimization/53700
226 Backport from mainline
227 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
229 * ira-color.c (setup_left_conflict_sizes_p): Process all
232 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
234 Backport from mainline
235 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
239 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
240 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
241 instead of xop_mulv2div2di3_low.
242 (xop_p<macs>dql): Fix vec_select selector.
243 (xop_p<macs>dqh): Ditto.
244 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
245 (xop_mulv2div2di3_high): Ditto.
247 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
249 Backport from mainline:
250 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
254 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
256 Backport from mainline:
257 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
259 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
260 * config/pa/pa.c (pa_attr_length_millicode_call): Use
261 MAX_PCREL17F_OFFSET instead of fixed offset.
262 (pa_attr_length_call): Likewise.
263 (pa_attr_length_indirect_call): Likewise.
265 2012-06-15 Walter Lee <walt@tilera.com>
267 Backport from mainline:
268 2012-06-15 Walter Lee <walt@tilera.com>
270 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
272 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
274 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
276 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
278 Backport from mainline:
280 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
281 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
282 * gimple.h (block_in_transaction): Check for flag_tm.
284 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
286 PR tree-optimization/52558
288 Backport from mainline:
289 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
290 * gimple.h (gimple_set_in_transaction): Remove.
291 (gimple_in_transaction): Look in BB instead.
292 (gimple_statement_base): Remove in_transaction field.
293 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
294 * trans-mem.c (compute_transaction_bits): Place transaction bit
295 information into basic blocks.
297 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
299 PR tree-optimization/52558
300 * cfg.c (alloc_aux_for_edge): Fix comment.
301 (alloc_aux_for_edge): Remove static.
302 * basic-block.h (alloc_aux_for_edge): Protoize.
303 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
304 (execute_sm_if_changed_flag): New.
305 (execute_sm_if_changed_flag_set): New.
306 (execute_sm): Do not generate data races unless requested.
307 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
308 (tree_ssa_lim_finalize): Call free_aux_for_edges.
309 * gimple.h (block_in_transaction): New.
310 (gimple_in_transaction): Use block_in_transaction.
312 2012-06-14 Jakub Jelinek <jakub@redhat.com>
314 Backported from mainline
315 2012-06-12 Jakub Jelinek <jakub@redhat.com>
317 PR rtl-optimization/53589
318 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
319 discovery even when e->dest != target. If any LABEL_REF points
320 to e->dest label, redirect it to target's label.
322 2012-06-07 Jakub Jelinek <jakub@redhat.com>
325 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
326 returns false, replace stmt with GIMPLE_NOP.
327 (check_omp_nesting_restrictions): Instead of issuing warnings,
328 issue errors and return false if any errors were reported.
330 2012-06-14 Richard Guenther <rguenther@suse.de>
332 * BASE-VER: Set to 4.7.2.
333 * DEV-PHASE: Set to prerelease.
335 2012-06-12 Christian Bruel <christian.bruel@st.com>
338 * config/sh/sh.c (sh_option_override): Don't force
339 flag_omit_frame_pointer and maccumulate_outgoing_args.
340 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
342 2012-06-14 Release Manager
344 * GCC 4.7.1 released.
346 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
348 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
350 2012-06-13 Richard Henderson <rth@redhat.com>
352 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
353 iterator instead of INT.
355 2012-06-08 Richard Henderson <rth@redhat.com>
358 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
359 note to a clobber insn when no other insn is available.
361 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
364 * doc/invoke.texi (Wenum-compare): Update documentation.
366 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
369 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
371 (altivec_stvlxl): Ditto.
372 (altivec_stvrx): Ditto.
373 (altivec_stvrxl): Ditto.
375 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
378 * trans-mem.c (expand_block_edges): Do not skip the first
379 statement when resetting the BB.
381 2012-06-04 Richard Guenther <rguenther@suse.de>
384 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
385 create new assembler names.
387 2012-06-04 Richard Guenther <rguenther@suse.de>
389 Backport from mainline
390 2012-04-25 Jakub Jelinek <jakub@redhat.com>
393 * stor-layout.c (get_best_mode): Don't return mode with bitsize
394 larger than maxbits. Don't compute maxbits modulo align.
395 Also check that unit bytes long store at bitpos / unit * unit
396 doesn't affect bits beyond bitregion_end.
397 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
398 would not fit into bitregion_start ... bitregion_end + 1 bit
400 (store_split_bit_field): Decrease unit close to end of bitregion_end
401 if access is restricted in order to avoid mutual recursion.
403 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
405 Backport from 2012-06-04 mainline r188172
408 * config/avr/avr-stdint.h: New file.
409 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
412 2012-06-04 Jakub Jelinek <jakub@redhat.com>
414 PR tree-optimization/53550
415 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
416 is POINTER_TYPE_P, use sizetype as step type instead of type.
418 2012-06-04 Richard Guenther <rguenther@suse.de>
419 Eric Botcazou <ebotcazou@adacore.com>
421 Backport from mainline
422 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
424 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
425 Change type of BITOFFSET to signed. Make sure the lower bound of
426 the computed range is non-negative by adjusting OFFSET and BITPOS.
427 (expand_assignment): Adjust call to get_bit_range.
429 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
431 * expr.c (get_bit_range): Return the null range if the enclosing record
432 is part of a larger bit field.
434 2012-03-20 Richard Guenther <rguenther@suse.de>
436 * stor-layout.c (finish_bitfield_representative): Fallback
437 to conservative maximum size if the padding up to the next
438 field cannot be computed as a constant.
439 (finish_bitfield_layout): If we cannot compute the distance
440 between the start of the bitfield representative and the
441 bitfield member start a new representative.
442 * expr.c (get_bit_range): The distance between the start of
443 the bitfield representative and the bitfield member is zero
444 if the field offsets are not constants.
446 2012-03-16 Richard Guenther <rguenther@suse.de>
448 * stor-layout.c (finish_bitfield_representative): Fall back
449 to the conservative maximum size if we cannot compute the
450 size of the tail padding.
452 2012-03-14 Richard Guenther <rguenther@suse.de>
454 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
455 * stor-layout.c (start_bitfield_representative): New function.
456 (finish_bitfield_representative): Likewise.
457 (finish_bitfield_layout): Likewise.
458 (finish_record_layout): Call finish_bitfield_layout.
459 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
460 for QUAL_UNION_TYPE fields.
461 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
462 Stream DECL_BIT_FIELD_REPRESENTATIVE.
463 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
468 * expr.c (get_bit_range): Unconditionally extract bitrange
469 from DECL_BIT_FIELD_REPRESENTATIVE.
470 (expand_assignment): Adjust call to get_bit_range.
472 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
475 * fold-const.c (fold_binary_loc): Refine previous change.
477 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
479 Backport from mainline
480 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
483 * config/sh/sh.c (find_barrier): Add equality check of last_got to
484 avoid going above orig insn. Update comments.
486 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
488 Backport from mainline
489 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
492 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
493 prologue for unwinder and profiler.
495 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
497 Backport from mainline
498 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
500 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
502 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
504 Backport from mainline
505 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
507 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
510 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
512 Backport from mainline
513 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
515 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
516 operand is CONST_INT. Take COSTS_N_INSNS into account.
517 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
520 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
522 * config/avr/avr.opt (-msp8): Document it.
523 * doc/invoke.texi (AVR Options): Copy from trunk docu.
525 2012-05-31 Richard Guenther <rguenther@suse.de>
528 * expr.c (expand_assignment): Do not use movmisalign on
531 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
534 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
535 (pa_section_type_flags): New.
536 (pa_legitimate_constant_p): Revert previous change.
538 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
540 Backport from mainline
541 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
544 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
546 (ipa_tm_create_version): Same.
548 2012-05-30 Jason Merrill <jason@redhat.com>
551 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
552 about array compound literals.
554 2012-05-30 Richard Guenther <rguenther@suse.de>
557 * fold-const.c (fold_binary_loc): Make sure to call
558 fold_plusminus_mult_expr with the original sign of operands.
560 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
562 * explow.c (probe_stack_range): Restore simple control flow and stop
563 again when the probe cannot be generated if HAVE_check_stack.
565 2012-05-30 Jakub Jelinek <jakub@redhat.com>
567 PR rtl-optimization/53519
568 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
569 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
571 2012-05-29 Richard Guenther <rguenther@suse.de>
573 PR tree-optimization/53516
574 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
576 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
578 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
580 Backport from mainline
581 2012-05-28 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/53438
584 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
586 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
588 Backport from mainline
589 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
591 PR rtl-optimization/52528
592 * combine.c (can_combine_p): Add setting of subst_low_luid
593 before call to expand_field_assignment().
595 2012-05-26 Martin Jambor <mjambor@suse.cz>
597 Backport from mainline
598 2012-05-23 Martin Jambor <mjambor@suse.cz>
600 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
602 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
605 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
606 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
608 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
611 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
612 (ix86_expand_vec_perm): Use int mode instead of float.
614 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
617 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
618 gnu_ld variables to yes.
619 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
620 (HAVE_GNU_AS): Likewise.
621 * config.in: Regenerate.
622 * configure: Likewise.
624 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
626 Backport from mainline
627 2012-03-12 Richard Guenther <rguenther@suse.de>
628 * config/arm/arm.c (neon_dereference_pointer): Do not call
629 covert during RTL expansion.
631 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
633 Backport from mainline
634 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
637 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
638 relied on signed overflow behavior.
640 2012-05-24 Richard Guenther <rguenther@suse.de>
643 * tree-profile.c (tree_profiling): Cleanup the CFG if
644 execute_fixup_cfg requests it.
646 2012-05-24 Jakub Jelinek <jakub@redhat.com>
648 PR tree-optimization/53465
649 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
650 vr0 into *vr, then vrp_meet that.
651 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
652 have any equivalences.
653 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
656 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
658 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
660 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
661 (iterative_hash_gimple_type): Adjust comment.
662 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
663 domain for an array type instead of the domain type itself.
665 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
667 Backport from 2012-05-23 mainline r187803
670 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
671 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
674 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
676 Backport from 2012-05-03 mainline r187075
678 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
679 has_fma4 for AMD processors with both fma3 and fma4 support.
681 2012-05-22 Richard Guenther <rguenther@suse.de>
683 PR tree-optimization/53408
684 * tree-vect-loop.c (vectorizable_induction): Properly check
685 the restriction that we cannot handle induction results from
686 the inner loop outside of the outer loop.
688 2012-05-21 Jakub Jelinek <jakub@redhat.com>
690 PR tree-optimization/53436
691 * omp-low.c (omp_build_component_ref): New function.
692 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
694 PR tree-optimization/53366
695 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
696 tests if complex_numbers == 2, but there are non-complex number loads
699 PR tree-optimization/53409
700 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
701 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
703 PR tree-optimization/53410
704 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
705 instead of build_int_cst (type, 0) where vector types might be
708 2012-05-21 Joseph Myers <joseph@codesourcery.com>
711 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
712 from folded operands before wrapping another around the
713 conditional expression.
715 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
716 Patrick Marlier <patrick.marlier@gmail.com>
718 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
721 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
723 Backport from mainline
724 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
727 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
728 (UNSPECV_RDRAND): This.
729 (rdrand<mode>_1): Updated.
731 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
733 Backport from mainline
734 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
736 * config/i386/driver-i386.c (host_detect_local_cpu): Support
737 RDRND, F16C and FSGSBASE.
739 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
741 Backport from mainline
742 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
744 * tree-ssa-pre.c (can_value_number_call): Delete.
745 (compute_avail): Skip all statements with side effects.
746 <GIMPLE_CALL>: Skip calls to internal functions.
748 2012-05-18 David S. Miller <davem@davemloft.net>
750 Backport r185385 from mainline
751 2012-03-14 Richard Guenther <rguenther@suse.de>
754 * tree-vect-generic.c (type_for_widest_vector_mode): Take
755 element type instead of mode, use build_vector_type_for_mode
756 instead of the langhook, build a vector of proper signedness.
757 (expand_vector_operations_1): Adjust.
759 2012-05-18 Olivier Hainque <hainque@adacore.com>
761 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
762 $(libsubdir) as libexecsubdir.
764 2012-05-16 Andrew Pinski <apinski@cavium.com>
766 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
769 2012-05-16 David S. Miller <davem@davemloft.net>
771 * jump.c (delete_related_insns): If we remove a CALL, make sure
772 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
774 2012-05-16 Richard Henderson <rth@redhat.com>
777 * combine-stack-adj.c (prev_active_insn_bb): New.
778 (next_active_insn_bb): New.
779 (force_move_args_size_note): New.
780 (combine_stack_adjustments_for_block): Use it.
782 2012-05-16 Olivier Hainque <hainque@adacore.com>
784 * Makefile.in (install-no-fixedincludes): New target, former toplevel
785 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
786 Add comments and improve stamp preservation across the whole sequence.
787 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
789 2012-05-16 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/53364
792 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
793 detect a view-conversion of the decl.
795 2012-05-15 Jakub Jelinek <jakub@redhat.com>
798 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
799 that operands[2] is either immediate, or q_regs_operand.
801 2012-05-15 Bin Cheng <bin.cheng@arm.com>
803 Backport r187139 from mainline.
804 2012-05-04 Bin Cheng <bin.cheng@arm.com>
806 PR rtl-optimization/52804
807 * reload1.c (reload_reg_reaches_end_p): Check whether successor
808 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
809 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
810 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
811 RELOAD_FOR_OUTADDR_ADDRESS.
813 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
816 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
817 generate target register for "load" class builtins.
820 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
823 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
824 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
825 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
826 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
827 (<sse>_movu<ssemodesuffix>): New expander.
828 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
829 (avx_movdqu<avxmodesuffix>): New expander.
830 (*sse2_movdqu): Rename from sse2_movdqu.
831 (sse2_movdqu): New expander.
833 2012-05-14 Jakub Jelinek <jakub@redhat.com>
835 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
836 lineno 1 the same as lineno 0 before first start file directive.
837 (optimize_macinfo_range): Likewise.
839 * dwarf2out.c (have_macinfo): Define.
840 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
841 attribute, don't force empty compilation unit and don't emit any
842 .debug_macinfo/.debug_macro section if macinfo_table is empty.
844 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
846 Backport from mainline
847 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
849 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
850 ORDERED and UNORDERED conditions.
852 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
854 * function.c (requires_stack_frame_p): If the function can throw
855 non-call exceptions, return true if the insn can throw internally.
857 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
859 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
860 DECL_ORIGINAL_TYPE if it is present.
862 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
864 Backport from 2012-05-12 mainline r187342.
867 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
868 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
869 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
870 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
871 (expand_prologue): Move initialization of cfun->machine->is_naked,
872 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
873 (avr_set_current_function): ...this new static function.
874 (TARGET_SET_CURRENT_FUNCTION): New define.
875 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
876 checking attributes of current_function_decl.
877 (avr_regs_to_save): Ditto.
878 (signal_function_p): Rename to avr_signal_function_p.
879 (interrupt_function_p): Rename to avr_interrupt_function_p.
881 * doc/extend.texi (Function Attributes): Better explanation of
882 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
885 2012-05-09 Matthias Klose <doko@ubuntu.com>
887 * gcc-ar.c (main): Don't check for execute bits for the plugin.
889 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
892 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
893 when a constant source operand matches an "I" constraint, the "no
894 CC0 change" applies to a register-destination only, not a
895 strict_low_part-destination.
897 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
899 Backport from mainline:
900 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
902 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
904 2012-05-07 Jakub Jelinek <jakub@redhat.com>
906 PR tree-optimization/53239
907 * tree-vrp.c (get_value_range): Set VR of
908 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
911 2012-05-07 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/53195
914 * tree-inline.c (setup_one_parameter): Properly add referenced
915 vars from the parameters new known value.
917 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
919 Backport from mainline:
920 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
923 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
926 2012-05-04 Ian Lance Taylor <iant@google.com>
928 * tree-vect-patterns.c (vect_single_imm_use): Correct return
929 values from false to NULL.
931 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
933 Backport from mainline
934 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
937 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
938 (TARGET_CMOV): Rename from TARGET_CMOVE.
939 (TARGET_CMOVE): New define.
940 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
941 Do not set TARGET_CMOVE here.
943 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
945 Backport from mainline:
947 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
949 PR tree-optimization/52633
950 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
951 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
952 (vect_recog_over_widening_pattern): Remove handling of code that was
953 already detected as over-widening pattern. Remove special handling
954 of "unsigned" cases. Instead, support general case of conversion
955 of the shift result to another type.
957 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
959 * tree-vect-patterns.c (vect_single_imm_use): New function.
960 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
961 (vect_recog_over_widening_pattern): Likewise.
962 (vect_recog_widen_shift_pattern): Likewise.
964 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
966 PR tree-optimization/52870
967 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
968 presumed pattern statement is within the same loop or basic block.
970 2012-05-04 Richard Guenther <rguenther@suse.de>
972 * common.opt (flto-report): Do not mark as Optimization.
974 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
977 * recog.c (constrain_operands): If extra constraints are present, also
978 accept pseudo-registers with equivalent memory locations during reload.
980 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
982 Backport from the mainline
983 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
986 * config/rs6000/rs6000.md (bswapdi splitters): If
987 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
988 default) is used, generate an alternate sequence that does not
989 depend on using indexed addressing.
991 2012-05-03 David S. Miller <davem@davemloft.net>
994 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
995 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
996 (sparc_emit_float_lib_cmp): Likewise.
998 2012-05-04 Martin Jambor <mjambor@suse.cz>
1000 Backport from mainline
1001 2012-05-02 Martin Jambor <mjambor@suse.cz>
1004 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1005 of a variable when the contect is a function.
1007 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1010 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1011 append program name to it and pass that as first argument
1012 to make_relative_prefix. Always pass standard_libexec_prefix
1013 as last argument to make_relative_prefix. If
1014 make_relative_prefix returns NULL, fall back to
1015 standard_libexec_prefix.
1018 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1022 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1023 mode, return that mode.
1025 2012-05-03 Richard Guenther <rguenther@suse.de>
1027 PR tree-optimization/53144
1028 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1030 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1031 with SSA name values.
1032 (vn_reference_lookup_3): Adjust callers.
1034 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1036 PR tree-optimization/53163
1037 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1038 return value from compute_all_dependences.
1040 PR rtl-optimization/53160
1041 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1042 has been modified by ree pass already.
1044 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1046 Backport from mainline
1047 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1050 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1051 calls to cgraph_node_name in xstrdup.
1052 (ipa_make_edge_direct_to_target): Ditto.
1053 * tree-sra.c (convert_callers_for_node): Ditto.
1054 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1055 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1056 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1057 (cgraph_materialize_all_clones): Ditto.
1058 * ipa-inline.c (report_inline_failed_reason): Ditto.
1059 (want_early_inline_function_p): Ditto.
1060 (edge_badness): Ditto.
1061 (update_edge_key): Ditto.
1062 (flatten_function): Ditto.
1063 (ipa_inline): Ditto.
1064 (inline_always_inline_functions): Ditto.
1065 (early_inline_small_functions): Ditto.
1067 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1069 Backport from mainline
1070 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1072 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1073 Introduce emul_name to select the right linker emulation for
1074 powerpc64-*-freebsd*.
1075 * configure: Regenerate.
1076 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1077 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1078 * config/rs6000/freebsd64.h: New file.
1079 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1081 (rs6000_savres_strategy): Likewise.
1082 (rs6000_savres_routine_name): Likewise.
1083 (rs6000_elf_file_end): Likewise.
1084 * config/rs6000/t-freebsd64: New file.
1085 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1086 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1088 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1090 Backport from mainline
1091 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1094 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1096 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1098 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1099 predicate to discriminate types.
1101 2012-04-27 Richard Guenther <rguenther@suse.de>
1104 * convert.c (convert_to_integer): Avoid infinite recursion for
1105 target-defined built-in types.
1107 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1110 * config/cris/cris.md ("*andhi_lowpart_v32")
1111 ("*andqi_lowpart_v32"): Change first input-only operand from
1112 a (match_operand ...) to (match_dup 0). Drop alternatives with
1113 const_int-matching constraints for redundancy.
1114 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1115 three-operand alternative.
1117 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1119 Backport from mainline
1120 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1122 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1123 (*addsi_2_zext): Ditto.
1124 (*add<mode>_3): Ditto.
1125 (*addsi_3_zext): Ditto.
1126 (*add<mode>_5): Ditto.
1128 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1131 * c-typeck.c (set_nonincremental_init,
1132 set_nonincremental_init_from_string): Pass true instead of false
1133 as IMPLICIT to add_pending_init.
1135 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1137 Backport from 2012-04-24 mainline r186768.
1140 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1142 2012-04-24 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/53085
1145 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1148 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1151 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1153 (output_addressed_constants): Likewise.
1156 * varasm.c (get_section): Don't ICE for section conflicts with
1157 built-in section kinds.
1159 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1161 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1163 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1165 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1167 2012-04-23 Richard Guenther <rguenther@suse.de>
1170 * c-typeck.c (build_binary_op): Fix typo.
1172 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1174 PR tree-optimizations/52891
1175 * tree-vect-patterns.c (adjust_bool_pattern): Use
1176 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1177 but with non-standard precision.
1179 2012-04-22 Ian Lance Taylor <iant@google.com>
1181 * godump.c (go_output_typedef): Dump size of structs.
1183 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1185 Backport from mainline:
1187 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1188 hints for 'A' operand types.
1190 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1192 Backport from 2012-04-19 mainline r186588.
1195 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1196 the case *(X+const).
1198 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1200 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1202 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1205 * config/i386/sync.md (atomic_<code><mode>): Rename to
1206 atomic_<logic><mode>.
1208 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1210 Backport from mainline
1211 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1215 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1216 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1217 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1218 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1219 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1220 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1221 gen_avx2_permvarv8sf.
1223 2012-04-16 Martin Jambor <mjambor@suse.cz>
1225 Backported from mainline
1227 2012-04-13 Martin Jambor <mjambor@suse.cz>
1230 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1231 fold_ctor_reference returns a zero constant.
1233 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1235 Backported from mainline
1236 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1238 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1239 and __ILP32__ for x32.
1241 2012-04-13 Tom de Vries <tom@codesourcery.com>
1243 Backport from mainline r186418.
1245 2012-04-13 Tom de Vries <tom@codesourcery.com>
1247 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1248 parameters vuse and vuse_escaped.
1249 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1250 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1253 2012-04-13 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/52969
1256 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1257 the condition for the COND_EXPR and handle predicate negation
1258 by swapping the COND_EXPR arms.
1260 2012-04-13 Richard Guenther <rguenther@suse.de>
1263 * convert.c (convert_to_pointer): Remove special-casing of
1266 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1268 Backport from mainline
1269 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1272 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1273 the list of options to enable the FCFID instruction.
1274 (TARGET_EXTRA_BUILTINS): Adjust comment.
1276 2012-04-12 Richard Guenther <rguenther@suse.de>
1278 PR tree-optimization/52943
1279 * tree-chrec.h (chrec_is_positive): Remove.
1280 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1281 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1282 Return false for a constant zero instead of negative.
1283 (analyze_siv_subscript_cst_affine): Handle zero difference
1284 in the initial condition explicitely.
1286 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1289 * varasm.c (process_pending_assemble_externals): Set
1290 pending_assemble_externals_processed true.
1291 (assemble_external): Call assemble_external_real if the pending
1292 assemble externals have been processed.
1294 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1297 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1298 the DECL generated for the special GOT helper.
1300 2012-04-06 Walter Lee <walt@tilera.com>
1302 Backport from mainline
1303 2012-03-07 Walter Lee <walt@tilera.com>
1305 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1306 REG_CFA_* notes for the stack pointer.
1307 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1308 EH_RETURN_STACKADJ_RTX.
1309 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1310 generate REG_CFA_* notes for the stack pointer.
1311 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1312 by EH_RETURN_STACKADJ_RTX.
1314 2012-04-06 Matt Turner <mattst88@gmail.com>
1316 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1318 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1320 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1321 of the destination isn't also a FP_REGS register.
1323 2012-04-03 Richard Guenther <rguenther@suse.de>
1325 Backport from mainline
1326 2012-03-02 Richard Guenther <rguenther@suse.de>
1328 PR tree-optimization/52406
1329 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1330 (struct indices): Add unconstrained_base member.
1331 (struct dr_alias): Remove unused vops member.
1332 (DR_UNCONSTRAINED_BASE): New define.
1333 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1334 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1335 be an artificial access that covers the whole indexed object,
1336 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1337 plain decl base-objects to their MEM_REF variant.
1338 (dr_may_alias_p): When the base-object of either data reference
1339 has unknown size use only points-to information.
1340 (compute_affine_dependence): Make dumps easier to read and
1342 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1343 DR_REF when looking for packed references.
1344 (vect_supportable_dr_alignment): Likewise.
1346 2012-04-03 Richard Guenther <rguenther@suse.de>
1348 Backport from mainline
1349 2012-03-15 Richard Guenther <rguenther@suse.de>
1352 * tree-data-ref.c (subscript_dependence_tester_1): Check
1353 all dimensions for non-conflicting access functions.
1355 2012-04-03 Richard Guenther <rguenther@suse.de>
1357 Backport from mainline
1358 2012-03-06 Richard Guenther <rguenther@suse.de>
1361 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1363 2012-03-23 Richard Guenther <rguenther@suse.de>
1365 PR tree-optimization/52678
1366 * tree-vectorizer.h (struct _stmt_vec_info): Add
1367 loop_phi_evolution_part member.
1368 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1369 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1370 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1371 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1372 Use the cached evolution part and the PHI nodes value from
1373 the loop preheader edge instead of re-analyzing the evolution.
1375 2012-03-26 Richard Guenther <rguenther@suse.de>
1377 PR tree-optimization/52701
1378 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1379 compute and set the evolution part of PHI nodes.
1381 2012-03-30 Richard Guenther <rguenther@suse.de>
1383 PR tree-optimization/52754
1384 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1385 propagate arbitrary addresses into really plain dereferences.
1387 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1389 PR tree-optimization/52835
1390 * tree-data-ref.c (build_rdg): Return NULL if
1391 compute_data_dependences_for_loop failed.
1393 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1395 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1396 (stmt_can_make_abnormal_goto): Use it.
1397 (is_ctrl_altering_stmt): Likewise.
1399 2012-03-31 Martin Jambor <mjambor@suse.cz>
1401 Backported from mainline
1402 2012-03-30 Martin Jambor <mjambor@suse.cz>
1404 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1405 is a builtin_stack_save in a dominating BB.
1407 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1410 crossing 128bit lane boundary.
1412 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1414 Backported from mainline
1415 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1420 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1421 * config/i386/i386.c: Include reload.h.
1422 (ix86_legitimize_reload_address): New function.
1424 2012-03-28 Martin Jambor <mjambor@suse.cz>
1426 Backported from mainline
1427 2012-03-27 Martin Jambor <mjambor@suse.cz>
1430 * tree-sra.c (sra_modify_assign): Do not call
1431 load_assign_lhs_subreplacements when working with an unscalarizable
1434 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1437 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1438 __builtin_va_start to __builtin_next_arg if the latter is
1439 builtin_decl_explicit_p rather than when it is not.
1442 * tree-vect-generic.c (vector_element): Perform multiplication
1443 for pos in bitsizetype type instead of idx type.
1445 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1447 Backport from 2012-03-28 mainline r185910.
1450 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1451 (avr_builtin_decl): New static function.
1452 (struct avr_builtin_description, avr_bdesc): Move up.
1453 Add GTY marker. Add field fndecl. Remove redundant field id.
1454 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1455 (avr_expand_builtin): Code cleanup because .id is removed.
1457 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1460 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1463 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1465 Backport from 2012-03-28 mainline r185907.
1468 * config.gcc (tm_file): Remove avr/multilib.h.
1470 * doc/invoke.texi (AVR Options): Adjust
1471 documentation of -mtiny-stack.
1473 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1474 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1475 * config/avr/t-avr: Remove generation of multilib.h.
1476 * config/avr/t-multilib: Regenerate.
1477 * config/avr/multilib.h: Remove.
1478 * config/avr/avr.opt (-msp8): New option.
1479 (avr_sp8): New variable.
1480 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1481 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1482 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1483 (avr_device_to_sp8): New prototype.
1484 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1485 (DRIVER_SELF_SPECS): New define.
1486 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1487 __AVR_SP8__, __AVR_HAVE_SPH__.
1488 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1489 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1490 (avr_file_start): Ditto.
1492 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1495 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1496 instead of 8 in adjust_address.
1498 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1500 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1501 of a unit before computing the offset in units.
1503 2012-03-27 Richard Guenther <rguenther@suse.de>
1506 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1509 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1512 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1514 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1517 * varasm.c: Include pointer-set.h.
1518 (pending_assemble_externals_set): New pointer set.
1519 (process_pending_assemble_externals): Destroy the pointer set.
1520 (assemble_external): See if decl is in pending_assemble_externals_set,
1521 and add it to pending_assemble_externals if necessary.
1522 (init_varasm_once): Allocate pending_assemble_externals_set.
1524 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1526 Backported from mainline
1527 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1530 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1531 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1532 (vector_ltgt<mode>): Likewise.
1533 (vector_ordered<mode>): Likewise.
1534 (vector_unordered<mode>): Likewise.
1535 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1537 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1539 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1542 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1544 Backported from mainline
1545 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1549 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1550 GENERAL_REGS and FP_REGS for SImode.
1552 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1555 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1556 on any new_local_var_chain vars declared during recursing on
1557 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1559 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1561 Backport from 2012-03-22 mainline r185692.
1564 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1565 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1566 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1567 (delay_cycles_1, delay_cycles_2): Ditto.
1568 (delay_cycles_3, delay_cycles_4): Ditto.
1569 (nopv, *nopv): Ditto.
1570 (sleep, *sleep): Ditto.
1573 Backport from 2012-03-21 mainline r185605.
1575 PR rtl-optimization/52543
1577 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1578 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1579 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1580 (avr_load_libgcc_p): Restrict to __flash loads.
1581 (avr_out_lpm): Only handle 1-byte loads from __flash.
1582 (avr_load_lpm): New function.
1583 (avr_find_unused_d_reg): Remove.
1584 (avr_out_lpm_no_lpmx): Remove.
1585 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1586 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1587 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1588 (load_<mode>, load_<mode>_clobber): New insns.
1589 (mov<mode>): For multi-byte move from non-generic
1590 16-bit address spaces: Expand to load_<mode> resp.
1591 load_<mode>_clobber.
1592 (load<mode>_libgcc): Remove expander.
1593 (split-lpmx): Remove split.
1595 Backport from 2012-03-13 mainline r185329.
1598 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1599 offset (size) to a value the insns can deal with.
1600 (expand_epilogue): Ditto.
1602 Backport from 2012-03-12 mainline r185256.
1605 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1606 type from reg_class_t to enum reg_class.
1607 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1609 Backport from 2012-03-12 mainline r185253.
1612 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1613 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1614 r184615 from 2012-02-28.
1616 Backport from 2012-03-08 mainline r185105.
1618 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1619 for constants in [-63,63].
1621 Backport from 2012-03-08 mainline r185100.
1624 * config/avr/avr.c (avr_mem_clobber): New static function.
1625 (avr_expand_delay_cycles): Add memory clobber operand to
1626 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1627 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1628 (enable_interrupt, disable_interrupt): New expander.
1629 (nopv, sleep, wdr): New expanders.
1630 (delay_cycles_1): Add memory clobber.
1631 (delay_cycles_2): Add memory clobber.
1632 (delay_cycles_3): Add memory clobber.
1633 (delay_cycles_4): Add memory clobber.
1634 (cli_sei): New insn from former "enable_interrupt",
1635 "disable_interrupt" with memory clobber.
1636 (*wdt): New insn from former "wdt" with memory clobber.
1637 (*nopv): Similar, but for "nopv".
1638 (*sleep): Similar, but for "sleep".
1640 Backport from 2012-03-07 mainline r185043.
1643 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1645 Backport from 2012-03-07 mainline r185032.
1648 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1649 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1650 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1652 Backport from 2012-03-07 mainline r185031.
1655 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1657 * config/avr/avr.md (xload_8): Adjust insn length.
1659 Backport from 2012-03-07 mainline r185030.
1662 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1663 if RAMPZ affects reading from RAM.
1665 Backport from 2012-03-05 mainline r184919.
1667 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1669 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1671 Backport from mainline r185259.
1674 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1675 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1677 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1679 Backported from mainline
1680 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1683 * c-parser.c (c_parser_postfix_expression)
1684 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1686 * config/i386/smmintrin.h: Avoid /* within a comment.
1687 * config/i386/nmmintrin.h: Likewise.
1689 2012-03-22 Richard Guenther <rguenther@suse.de>
1691 * BASE-VER: Set to 4.7.1.
1692 * DEV-PHASE: Set to prerelease.
1694 2012-03-22 Release Manager
1696 * GCC 4.7.0 released.
1698 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1700 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1702 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1703 Andrew Pinski <apinski@cavium.com>
1706 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1707 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1708 calls instead of __builtin_ir{int,ound}*.
1710 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1713 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1716 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1718 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1719 Refer to GCC 4.7 version of c99status.html.
1721 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1723 Backport from mainline
1724 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1726 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1727 redefine to be NULL if the current bit-size is different from the
1728 configured bit-size.
1730 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1731 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1732 set the default tuning. Add asserts to make sure the cpu and tune
1733 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1734 test whether the index is set, instead of > 0.
1735 (rs6000_file_start): Do not reset the default cpu if the current
1736 bit-size is different from the configured bit-size.
1738 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1740 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1742 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1743 Update binutils references.
1744 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1745 Update binutils reference.
1746 Update Sun as/GNU ld caveat.
1747 Document binutils largefile requirement for LTO plugin.
1748 Remove reference to alternate libpthread.
1750 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1752 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1754 (Specific, mips-sgi-irix6): Likewise.
1756 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1758 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1759 * configure: Regenerate.
1761 2012-03-07 Richard Henderson <rth@redhat.com>
1763 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1764 * config/m68k/sync.md (atomic_test_and_set): Use it.
1765 (atomic_test_and_set_1): Likewise.
1767 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1770 * Makefile.in: Let install-gcc-ar depend on installdirs,
1771 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1772 Don't double canonicalize if cross-compiling.
1774 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1776 * trans-mem.c: New typedef for tm_region_p.
1777 Define vector types for tm_region_p.
1778 (tm_region_init): Replace region_worklist to a vector called
1781 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1784 * trans-mem.c (tm_region_init): Use last_basic_block.
1786 2012-03-05 Richard Henderson <rth@redhat.com>
1789 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1790 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1791 BIGGEST_ALIGNMENT is aligned.
1793 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1795 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1797 2012-03-05 Richard Henderson <rth@redhat.com>
1800 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1801 instead of calling negqi2 directly.
1803 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1805 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1806 (INTMAX_TYPE): Use it.
1807 (UINTMAX_TYPE): Likewise.
1808 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1809 (irix6_c_common_override_options): Declare.
1810 (C_COMMON_OVERRIDE_OPTIONS): Define.
1811 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1812 * config/mips/irix6-c.c: New file.
1813 * config/mips/t-irix6 (irix6-c.o): New target.
1814 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1817 2012-03-02 Richard Henderson <rth@redhat.com>
1819 * optabs.c (expand_atomic_test_and_set): Honor
1820 atomic_test_and_set_trueval even when atomic_test_and_set
1821 optab is not in use.
1823 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1825 Backport from mainline
1826 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1828 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1830 2012-03-02 Richard Guenther <rguenther@suse.de>
1832 * DEV-PHASE: Set to prerelease.
1834 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1836 * config.gcc (obsolete): Add all ARM targets using the FPA.
1837 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1838 * doc/install.texi: Avoid references to obsolete ARM ports.
1840 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1842 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1844 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1845 Joern Rennecke <joern.rennecke@embecosm.com>
1847 * doc/extend.texi: Expand and update information on interrupt
1848 attribute for Epiphany.
1850 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1852 * config/sh/sh-protos.h: Update copyright notice dates.
1853 * config/sh/sh.h: Likewise.
1854 * config/sh/sh.md: Likewise.
1855 * config/sh/constraints.md: Likewise.
1856 * config/sh/predicates.md: Likewise.
1858 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1860 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1861 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1863 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1865 * config/sh/constraints.md: Fix comment typo.
1867 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1870 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1871 unsigned HOST_WIDE_INT.
1872 (zvdep_imm64): Likewise.
1873 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1874 (vdepi_and): Likewise.
1875 Likewise for unamed 64-bit patterns.
1876 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1878 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1881 PR rtl-optimization/52417
1882 * cselib.c (cselib_any_perm_equivs): New variable.
1883 (cselib_reset_table): Check that it's not set when not
1884 preserving constants.
1885 (cselib_add_permanent_equiv): Set it.
1886 (cselib_have_permanent_equivalences): New.
1887 (cselib_init, cselib_finish): Reset it.
1888 * cselib.h (cselib_have_permanent_equivalences): Declare.
1889 * alias.c (get_addr): Restore earlier behavior when there
1890 aren't permanent equivalences.
1892 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1894 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1895 * config/v850/v850-modes.def: Fix copyright notice.
1897 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1899 * doc/extend.texi (AVR Built-in Functions): Document
1900 __builtin_avr_flash_segment.
1902 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1903 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1904 (*split.flash_segment): New insn-and-split.
1905 * config/avr/avr.c (avr_init_builtins): Add local variables:
1906 const_memx_void_node, const_memx_ptr_type_node,
1907 char_ftype_const_memx_ptr.
1909 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1911 PR tree-optimization/52445
1912 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1913 add ssa_name_ver, offset and size fields and change store field
1915 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1916 (add_or_mark_expr): Likewise. Only consider previous stores
1917 with the same size and offset.
1918 (nt_init_block): Only look at gimple_assign_single_p stmts,
1919 doesn't look at rhs2.
1921 2012-03-01 Richard Guenther <rguenther@suse.de>
1924 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1925 conversions from integral types to pointer types.
1927 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1929 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1930 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1931 unintentionally removed in r184616.
1933 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1935 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1938 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1939 Uros Bizjak <ubizjak@gmail.com>
1942 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1943 alternatives, add "e" constraint to the new last alternative
1944 and ! to last 3 alternatives.
1946 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1948 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1949 DW_AT_artificial attributes at the end of the processing.
1950 (gen_array_type_die): Likewise.
1951 (gen_enumeration_type_die): Likewise.
1952 (gen_struct_or_union_type_die): Likewise.
1953 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1956 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1959 * expr.c (expand_assignment): If doing misaligned store that doesn't
1960 cover all mode bits, perform a RMW cycle.
1962 PR tree-optimization/52429
1963 * tree-parloops.c (separate_decls_in_region_debug): Return early
1964 if var is LABEL_DECL.
1966 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1968 PR tree-optimization/52424
1969 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1970 calling dom_thread_across_edge.
1972 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1974 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1976 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1978 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1979 * config/avr/avr.c (avr_output_bld): Remove unused function.
1980 (avr_out_sbxx_branch): Use "%T" to print bit position.
1982 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1984 * config/avr/avr.md: Untabify.
1986 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1988 * config/avr/avr.md (eqne): New code iterator.
1989 (*dec-and-branchsi): Use it in text peephole's condition.
1990 (*dec-and-branchhi): Ditto.
1991 (*dec-and-branchqi): Ditto.
1993 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1996 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1997 the device does not have the skip-bug.
1999 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2001 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2002 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2003 -mpretend-cmove): New.
2005 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2008 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2009 doesn't count DEBUG_INSN refs.
2010 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2011 for DEBUG_INSN refs.
2013 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2017 2012-02-20 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/52298
2019 * tree-vect-stmts.c (vectorizable_load): Properly use
2020 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2023 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2026 * gimple.h (gimple_in_transaction): New.
2027 (gimple_set_in_transaction): New.
2028 (struct gimple_statement_base): Add in_transaction field.
2029 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2031 (tree_ssa_lim_initialize): Compute transaction bits.
2032 * tree.h (compute_transaction_bits): Protoize.
2033 * trans-mem.c (tm_region_init): Use the heap to store BB
2035 (compute_transaction_bits): New.
2037 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2039 * gcc.c (display_help): Document --help=common and sort entries
2042 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2044 * doc/install.texi: Document check-$LANG specific shortcuts
2046 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2049 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2051 * config/arm/arm_neon.h: Regenerate.
2052 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2053 (neon_vcgeu): New insn.
2054 (neon_vcgtu): Likewise.
2055 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2056 (ops): Unsigned comparison intrinsics call a different
2059 2012-02-28 Richard Guenther <rguenther@suse.de>
2062 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2063 ordering for the VEC_CONCAT for two element vectors for
2064 V2SFmode, V2SImode and V2DImode.
2066 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2069 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2070 detecting big-endian triplets.
2072 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2074 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2075 mode if there is no type information available.
2077 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2079 PR tree-optimization/53207
2080 * doc/invoke.texi: Document as experimental and relying on graphite.
2082 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2084 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2085 of initializer to changes from r184614.
2087 2012-02-28 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/52395
2090 * tree-sra.c (build_ref_for_offset): Also look at the base
2091 TYPE_ALIGN when figuring out the alignment of the replacement.
2093 2012-02-28 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/52402
2096 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2097 mis-aligned types when creating the accesses at the call site.
2099 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2101 * config/avr/builtins.def: New file.
2102 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2103 * config/avr/avr.c (enum avr_builtin_id): Use it.
2104 (avr_init_builtins): Use it. And use avr_bdesc.
2105 (bdesc_1arg): Remove.
2106 (bdesc_2arg): Remove.
2107 (bdesc_3arg): Remove.
2108 (struct avr_builtin_description): Add field n_args.
2109 (avr_bdesc): New static variable using builtins.def.
2110 (avr_expand_builtin): Use it.
2111 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2112 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2113 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2115 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2118 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2119 match only one single hard register with respective hard reg rtx.
2120 (movmemx_<mode>): Ditto.
2121 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2122 insn anatomy of movmem[x]_<mode>.
2123 (avr_out_movmem): Same for printing assembler and operand usage.
2125 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2129 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2130 address spaces located outside of device flash.
2132 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2133 (mcu_type_s): Add field n_flash.
2134 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2135 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2136 (AVR_MCU): Add N_FLASH argument.
2137 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2138 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2139 macro __FLASH<n> if that address space makes sense for the device.
2140 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2141 outside of target flash.
2142 (avr_asm_named_section): Ditto.
2143 (avr_asm_select_section): Ditto.
2144 (avr_addr_space_convert): Ditto.
2145 (avr_emit_movmemhi): Ditto.
2146 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2147 address space is outside of device flash.
2148 (avr_insert_attributes): Ditto.
2149 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2150 avr_current_arch->n_segments.
2152 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2155 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2157 (*movabs<mode>_2): Likewise.
2159 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2162 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2163 s_register_operand in the test instead of REG_P. Don't call
2164 gen_reg_rtx if it won't be used.
2166 PR tree-optimization/52376
2167 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2169 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2171 * ifcvt.c (noce_get_condition): Check condition variable is not
2172 small_register_classes_for_mode_p before accepting.
2174 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2176 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2178 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2181 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2182 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2184 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2186 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2188 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2190 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2192 * config/sh/predicates.md: Remove blank lines.
2193 * config/sh/sh.c: Fix typos in comments.
2194 * config/sh/constraints.md: Likewise.
2195 * config/sh/sh.md: Remove blank lines.
2196 Fix typos in comments. Use ;; as comment characters.
2198 2012-02-26 Walter Lee <walt@tilera.com>
2200 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2201 (replace_mov_pcrel_step2): Ditto.
2203 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2206 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2207 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2208 and locs that reference values newer than the non-canonical value
2209 at hand. Return the canonical value as a worst case.
2210 (memrefs_conflict_p): Walk canonical value's locs.
2213 * cselib.c (preserve_only_constants): Rename to...
2214 (preserve_constants_and_equivs): ... this. Split out...
2215 (invariant_or_equiv_p): ... this. Preserve plus expressions
2216 of other preserved expressions too.
2217 (cselib_reset_table): Adjust.
2218 * var-tracking.c (reverse_op): Use canonical value to build
2221 2012-02-23 Kai Tietz <ktietz@redhat.com>
2223 * config/i386/i386.c (ix86_delegitimize_address): Handle
2224 UNSPEC_PCREL plus displacement.
2226 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2229 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2230 to test for unusedness in st X addressing.
2232 2012-02-24 Richard Guenther <rguenther@suse.de>
2235 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2236 (is_gimple_reg_type): Move inline ...
2237 * gimple.h (is_gimple_reg_type): ... here.
2239 2012-02-24 Richard Guenther <rguenther@suse.de>
2242 * passes.c (execute_function_todo): When verifying SSA form
2243 verify gimple form first.
2244 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2246 2012-02-24 Richard Guenther <rguenther@suse.de>
2249 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2250 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2252 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2254 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2256 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2258 * tree-phinodes.c (make_phi_node): Mark static.
2259 * tree-flow.h (make_phi_node): Remove extern decl.
2260 * doc/gimple.texi (make_phi_node): Remove documentation.
2262 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2264 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2265 * tree-ssa-sccvn.c (print_scc): Ditto.
2267 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2269 * doc/passes.texi (Full redundancy elimination): Fix typo.
2271 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2273 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2275 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2278 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2280 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2283 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2285 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2287 * config/avr/avr.md (code_stdname): Add ior, xor.
2288 (xior): New code iterator.
2289 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2290 (*<code_stdname><mode>qi.byte1-3): Ditto.
2292 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2294 PR tree-optimization/52019
2295 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2298 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2300 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2301 HAVE_INITFINI_ARRAY to work around namespace pollution in
2302 certain versions of newlib system headers.
2303 * config.in: Regenerate.
2304 * configure: Regenerate.
2305 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2306 instead of HAVE_INITFINI_ARRAY.
2308 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2311 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2312 is not offsettable memory reference.
2314 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2317 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2318 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2320 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2322 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2323 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2325 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2327 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2328 library on Solaris 8 even without TLS support.
2329 * configure: Regenerate.
2331 2012-02-22 Richard Guenther <rguenther@suse.de>
2334 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2335 for GIMPLE_DEBUG stmts.
2337 2012-02-22 Martin Jambor <mjambor@suse.cz>
2340 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2341 according to the base object.
2343 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2345 PR rtl-optimization/50063
2346 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2347 and 2 (8-bit SP) in operand 2.
2348 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2349 setup to use movhi_sp_r instead of vanilla move to write SP.
2350 Adjust REG_CFA notes to superseed unspec.
2351 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2353 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2354 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2355 irq_state 1 (IRQ known to be on) here.
2357 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2359 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2361 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2362 assign_hard_reg): Likewise.
2364 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2366 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2368 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2371 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2372 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2374 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2376 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2377 prototype from here to...
2378 * config/avr/avr.h: ...here.
2380 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2383 * thumb2.md (thumb2_shiftsi3_short): Split register and
2384 immediate shifts. For register shifts tie operands 0 and 1.
2385 (peephole2 for above): Check that register-controlled shifts
2386 have suitably tied operands.
2388 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2391 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2392 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2393 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2394 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2395 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2396 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2397 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2398 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2399 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2400 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2401 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2402 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2403 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2404 bdver1_ssevector_avx256_unaligned_load,
2405 bdver1_ssevector_sse128_unaligned_load,
2406 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2407 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2408 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2409 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2410 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2411 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2412 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2413 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2414 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2415 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2416 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2417 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2418 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2419 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2420 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2421 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2422 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2423 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2424 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2425 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2426 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2427 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2428 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2429 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2430 bdver1_ssediv_double_load, bdver1_ssediv_double,
2431 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2432 Add "bdver2" attribute.
2434 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2436 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2437 default if possible and not specified otherwise.
2439 2012-02-21 Richard Guenther <rguenther@suse.de>
2442 * gimplify.c (create_tmp_from_val): Use the main variant type
2443 for the type of the temporary we create.
2445 2012-02-21 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/52324
2448 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2449 do not gimplify a MEM_REF address operand if it is already
2452 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2454 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2455 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2457 2012-02-21 Richard Guenther <rguenther@suse.de>
2459 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2460 nested_in_vect_loop.
2462 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2464 PR tree-optimization/52318
2465 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2466 vdef also to non-pure/const call stmts in the sequence.
2468 2012-02-20 David S. Miller <davem@davemloft.net>
2470 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2471 don't use the "rd %pc" instruction on v9 for PIC register loads.
2473 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2476 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2477 in a transaction safe function.
2479 2012-02-20 Kai Tietz <ktietz@redhat.com>
2482 * stor-layout.c (place_field): Handle desired_align for
2485 2012-02-20 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/52298
2488 * tree-vect-stmts.c (vectorizable_store): Properly use
2489 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2491 (vectorizable_load): Likewise.
2492 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2493 Access DR_STEP after ensuring it is not NULL.
2495 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2497 PR tree-optimization/52286
2498 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2499 optimization use double_int_to_tree instead of build_int_cst_wide,
2500 rewrite to use double_int vars.
2502 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2505 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2507 Remove -e 0 from $gcc_cv_ld invocation.
2508 Only use __GLIBC_PREREQ if defined.
2509 Enable on Solaris since Solaris 8 patch.
2510 (gcc_SUN_LD_VERSION): New macro.
2511 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2512 gcc_SUN_LD_VERSION for version number format.
2513 * configure: Regenerate.
2514 * varasm.c (get_elf_initfini_array_priority_section): Set
2515 SECTION_NOTYPE for non-default priority.
2516 Use get_section instead of get_unnamed_section to emit
2517 .init_array/.fini_array with default priority.
2519 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2521 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2522 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2523 (mips_start_unique_function, mips_output_mips16_rdhwr)
2524 (mips_code_end): New functions.
2525 (TARGET_ASM_CODE_END): Define.
2527 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2529 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2530 to stubs with non-sibling calls.
2532 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2534 * doc/invoke.texi (-fira-* options): Copy-edit.
2535 (ira-* parameters): Copy-edit.
2537 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2539 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2540 GCC coding conventions.
2542 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2544 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2545 when used as adjectives.
2547 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2549 * doc/invoke.texi: Clean up "that"/"which" confusion.
2551 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2553 * system.h: Poison SMALL_REGISTER_CLASSES
2554 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2555 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2557 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2559 PR tree-optimization/52285
2560 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2561 when deciding if a call is a tail call or tail recursion.
2563 2012-02-16 Kai Tietz <ktietz@redhat.com>
2565 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2566 interger-constant displacement for UNSPEC_PCREL.
2568 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2570 PR rtl-optimization/52208
2571 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2572 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2574 PR tree-optimization/52255
2575 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2576 loop->header has virtual PHI, but exit_e->dest doesn't, add
2577 virtual PHI to exit_e->dest and adjust all uses after the loop.
2580 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2581 children with clone_tree_hash, not after it.
2583 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2585 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2586 extended identifiers.
2588 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2591 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2592 a same_body_alias, also test whether e->callee isn't a former
2593 or current clone of the decl this is a same body alias of.
2595 PR translation/52264
2596 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2598 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2600 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2602 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2605 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2606 force_reg instead of copy_to_reg for better optimization. Force
2607 non-register or memory operands into a register.
2609 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2611 * extend.texi: Reserve upper bits of memory model for future use.
2613 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2614 Anatoly Sokolov <aesok@post.ru>
2615 Eric Weddington <eric.weddington@atmel.com>
2618 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2619 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2620 Rewrite initializers for .macro.
2621 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2622 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2623 atxmega32d4, atxmega32x1.
2624 avrxmega4: atxmega64a3, atxmega64d3.
2625 avrxmega5: atxmega64a1, atxmega64a1u.
2626 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2627 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2628 avrxmega7: atxmega128a1, atxmega128a1u.
2629 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2630 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2631 (struct base_arch_s): Rename reserved to xmega_p.
2632 Rename reserved2 to have_rampd.
2633 (AVR_XMEGA): New define.
2634 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2635 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2636 * config/avr/predicates.md (io_address_operand): Take into
2638 (low_io_address_operand): Ditto.
2639 (high_io_address_operand): Ditto.
2640 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2641 (enabled, movhi_sp_r): Use them.
2642 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2643 cpp_define_formatted to built-in define __AVR_ARCH__.
2644 (__AVR_XMEGA__): New built-in define.
2645 (__AVR_HAVE_RAMPD__): New built-in define.
2646 (__AVR_HAVE_RAMPX__): New built-in define.
2647 (__AVR_HAVE_RAMPY__): New built-in define.
2648 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2650 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2651 (avr_option_override): Initialize them.
2652 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2653 (avr_init_expanders): Initialize them. No more block several calls.
2654 (emit_push_sfr): New static function.
2655 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2657 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2658 (avr_print_operand): Print addreeses as symbols for
2659 RAMPX, RAMPY, RAMPD, CCP.
2660 (output_movhi): Handle AVR_XMEGA when writing to SP.
2661 (avr_out_movhi_mr_r_xmega): New static function.
2662 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2663 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2664 __RAMPD__, __CCP__ as needed.
2666 * config/avr/multilib.h: Regenerate.
2667 * config/avr/t-multilib: Regenerate.
2668 * config/avr/avr-tables.opt: Regenerate.
2670 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2672 PR tree-optimization/50561
2673 * graphite-flattening.c (lst_project_loop): Do not
2674 remove old scattering dimensions after flattening.
2675 (lst_do_flatten): Likewise.
2677 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2679 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2680 __builtin_avr_map8, __builtin_avr_map16.
2681 Document __builtin_avr_insert_bits.
2683 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2684 (insert_bits): New insn.
2685 (adjust_len.map_bits): Rename to insert_bits.
2686 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2687 * avr-protos.h (avr_out_map_bits): Remove.
2688 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2689 * config/avr/constraints.md (Cxf,C0f): New.
2690 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2691 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2692 New built-in define __BUILTIN_AVR_INSERT_BITS.
2693 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2694 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2695 (avr_move_bits): Rewrite.
2696 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2698 (avr_map_op_t): New typedef.
2699 (avr_map_op): New static variable.
2700 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2701 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2702 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2703 (bdesc_3arg, avr_expand_triop_builtin): New.
2704 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2705 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2706 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2707 (avr_map_equal_p, avr_map_sig_p): Remove.
2708 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2709 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2710 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2711 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2712 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2713 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2715 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2717 * config/c6x/c6x.md (reserve_cycles): New attribute.
2718 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2719 don't reserve functional units after the branch occurs.
2721 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2724 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2725 functions into non-tm_pure functions.
2727 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2730 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2731 (iterative_hash_canonical_type): Likewise.
2732 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2735 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2737 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2738 sched-group insn, it either remains alone or the entire list is pruned.
2740 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2742 * doc/install.texi (Prerequisites): Fix grammar.
2743 (Configuration): Likewise.
2745 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2747 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2748 MPC as part of GCC before describing configuring with --with-gmp etc.
2749 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2750 sources are present.
2752 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2755 * dwarf2out.c (clone_tree_hash): New function.
2756 (copy_decls_walk): Use it instead of clone_tree.
2758 2012-02-14 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/52244
2761 PR tree-optimization/51528
2762 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2763 replacements for integral types.
2765 2012-02-14 Walter Lee <walt@tilera.com>
2767 * config.gcc: Handle tilegx and tilepro.
2768 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2770 Add HAVE_AS_TLS check for tilegx and tilepro.
2771 * configure: Regenerate.
2772 * doc/contrib.texi: Add Mat Hostetter and self.
2773 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2774 Document instruction intrinsics and network accessing intrinsics.
2775 (TILEPro Built-in Functions): New node. Document instruction
2776 intrinsics and network accessing intrinsics.
2777 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2778 (Specific, tilepro-*-linux*): Likewise.
2779 * doc/invoke.texi (TILE-Gx Options): New section.
2780 (TILEPro Options): New section.
2781 * doc/md.texi (TILE-Gx): New section.
2782 (TILEPro): New section.
2783 * common/config/tilegx/tilegx-common.c: New file.
2784 * common/config/tilepro/tilepro-common.c: New file.
2785 * config/tilegx/constraints.md: New file.
2786 * config/tilegx/linux.h: New file.
2787 * config/tilegx/mul-tables.c: New file.
2788 * config/tilegx/predicates.md: New file.
2789 * config/tilegx/sync.md: New file.
2790 * config/tilegx/t-tilegx: New file.
2791 * config/tilegx/tilegx-builtins.h: New file.
2792 * config/tilegx/tilegx-c.c: New file.
2793 * config/tilegx/tilegx-generic.md: New file.
2794 * config/tilegx/tilegx-modes.def: New file.
2795 * config/tilegx/tilegx-multiply.h: New file.
2796 * config/tilegx/tilegx-protos.h: New file.
2797 * config/tilegx/tilegx.c: New file.
2798 * config/tilegx/tilegx.h: New file.
2799 * config/tilegx/tilegx.md: New file.
2800 * config/tilegx/tilegx.opt: New file.
2801 * config/tilepro/constraints.md: New file.
2802 * config/tilepro/gen-mul-tables.cc: New file.
2803 * config/tilepro/linux.h: New file.
2804 * config/tilepro/mul-tables.c: New file.
2805 * config/tilepro/predicates.md: New file.
2806 * config/tilepro/t-tilepro: New file.
2807 * config/tilepro/tilepro-builtins.h: New file.
2808 * config/tilepro/tilepro-c.c: New file.
2809 * config/tilepro/tilepro-generic.md: New file.
2810 * config/tilepro/tilepro-modes.def: New file.
2811 * config/tilepro/tilepro-multiply.h: New file.
2812 * config/tilepro/tilepro-protos.h: New file.
2813 * config/tilepro/tilepro.c: New file.
2814 * config/tilepro/tilepro.h: New file.
2815 * config/tilepro/tilepro.md: New file.
2816 * config/tilepro/tilepro.opt: New file.
2818 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2820 PR tree-optimization/52210
2821 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2822 vect_model_simple_cost with two entry vect_def_type array instead
2823 of an address of dt.
2825 2012-02-14 Richard Guenther <rguenther@suse.de>
2828 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2829 Do not stream DECL_QUALIFIER.
2830 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2831 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2832 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2834 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2837 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2840 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2843 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2844 * cselib.c (cselib_subst_to_values_from_insn): New function.
2845 * sched-deps.c (add_insn_mem_dependence,
2846 sched_analyze_1, sched_analyze_2): Use it.
2848 2012-02-13 Jan Hubicka <jh@suse.cz>
2851 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2853 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2855 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2856 (GTM_SELF_SPECS): Define if not already defined.
2857 (driver_self_specs): Add GTM_SELF_SPECS.
2858 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2859 (GTM_SELF_SPECS): Define.
2860 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2861 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2863 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2865 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2868 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2871 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2872 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2874 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2877 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2879 2012-02-13 Richard Guenther <rguenther@suse.de>
2881 PR translation/52211
2882 * passes.c (enable_disable_pass): Fix typo.
2884 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2887 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2888 XOR for reduce_bit_field if type is unsigned.
2890 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2892 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2893 disallow changes from SFmode to mode with different size in FP regs.
2895 2012-02-12 Robert Millan <rmh@gnu.org>
2896 Gerald Pfeifer <gerald@pfeifer.com>
2898 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2901 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2903 PR rtl-optimization/52175
2904 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2905 to frame-related instructions.
2907 2012-02-10 Jason Merrill <jason@redhat.com>
2910 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2911 (demangle_new_symbols): Fill it.
2912 (scan_linker_output): Walk it.
2913 (start_tweaking): Split out from scan_linker_output.
2914 (maybe_tweak): Update sym->chosen.
2915 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2917 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2920 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2922 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2924 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2925 having the same mode as previous compare.
2927 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2929 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2930 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2931 (nonlocal_goto_internal): Likewise.
2932 (nonlocal_goto): Emit a use and an indirect jump directly.
2934 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2937 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2938 __atomic_{is,always}_lock_free.
2940 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2943 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2944 negative constant address for x32.
2946 2012-02-10 Richard Henderson <rth@redhat.com>
2948 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2949 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2950 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2952 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2953 Ira Rosen <irar@il.ibm.com>
2955 PR tree-optimization/50031
2956 * targhooks.c (default_builtin_vectorization_cost): Handle
2958 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2959 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2960 all types of reduction and pattern statements.
2961 (vect_estimate_min_profitable_iters): Likewise.
2962 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2963 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2964 for explicit realigns.
2965 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2966 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2968 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2969 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2970 vec_perm for VSX and handle vec_promote_demote.
2972 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2975 * builtins.c (fold_builtin_atomic_always_lock_free,
2976 expand_builtin_atomic_always_lock_free,
2977 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2978 Return and/or test boolean_true_node/boolean_false_node instead of
2979 integer_one_node/integer_zero_node.
2981 2012-02-10 Jan Hubicka <jh@suse.cz>
2984 * predict.c (predict_paths_for_bb): Prevent looping.
2985 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2987 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2989 * config/arm/arm.c (output_move_double): In one case properly
2990 count number of instructions that will be emitted.
2992 2012-02-10 Richard Guenther <rguenther@suse.de>
2994 PR translation/52193
2995 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2997 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3000 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3002 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3005 * var-tracking.c (emit_note_insn_var_location): If
3006 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3007 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3008 non-NOTE_DURING_CALL_P insn.
3010 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3013 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3015 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3018 * gcc.c (switch_matches) Support switches with separated form,
3021 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3023 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3025 (RAMPZ_ADDR): Ditto.
3026 * config/avr/avr.c (avr_addr_t): New typedef.
3027 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3028 (avr_init_expanders): Initialize it.
3029 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3031 (expand_epilogue): Ditto.
3032 (avr_print_operand): Ditto.
3033 (avr_file_start): Ditto.
3034 (avr_emit_movmemhi): Ditto.
3036 2012-02-08 Richard Guenther <rguenther@suse.de>
3038 PR tree-optimization/46886
3039 * tree-flow.h (do_while_loop_p): Declare.
3040 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3041 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3043 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3045 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3046 always succeed for integers larger than a native word.
3048 2012-02-08 Richard Guenther <rguenther@suse.de>
3050 PR rtl-optimization/52170
3051 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3052 properly handle integer vector modes.
3054 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3056 PR gcov-profile/52150
3057 * coverage.c: Include target.h.
3058 (build_var): Call targetm.strip_name_encoding on the assembler name.
3059 Change one _ into . or $ if the target allows it.
3060 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3062 PR rtl-optimization/52139
3063 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3064 is a BARRIER after emit_insn_after_noloc, move BB_END
3065 to the last non-BARRIER insn before it.
3067 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3070 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3071 (mips_gimplify_va_arg_expr): Call it instead of
3072 std_gimplify_va_arg_expr.
3074 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3076 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3077 message for -mno-pointers-to-nested-function.
3079 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3082 * expr.c (get_inner_reference): If there is an offset, add a negative
3083 bit position to it (if any).
3085 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3087 PR rtl-optimization/52060
3088 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3089 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3090 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3091 and/or i0src_copy2 when needed.
3093 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3095 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3096 or LTOPLUGINSONAME if have_c.
3098 * config/freebsd-spec.h: Add comment about what macros can be defined
3100 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3101 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3104 2012-02-07 Richard Guenther <rguenther@suse.de>
3106 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3107 newline in -alias dumps.
3109 2012-02-07 Kai Tietz <ktietz@redhat.com>
3110 Dave Korn <dave.korn.cygwin@gmail.com>
3113 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3114 Take care that typinfo gets dllexport-attribute.
3116 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3119 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3120 if modifier < EXPAND_SUM call force_operand on the result.
3122 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3124 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3125 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3127 (epiphany_function_type): Replace types for specific interrupts with
3128 EPIPHANY_FUNCTION_INTERRUPT.
3129 (EPIPHANY_INTERRUPT_P): Update.
3130 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3131 New static function.
3132 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3133 <disinterrupt>: Affects type identity.
3134 (epiphany_handle_interrupt_attribute): Handle variable number of
3136 (epiphany_compute_function_type): Update for new
3137 epiphany_function_type definition.
3138 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3139 handlers with a longcall forwarder.
3140 (epiphany_start_function): Handle multiple interrupt arguments and/or
3141 forwarder_section attribute.
3143 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3146 2012-02-07 Alan Modra <amodra@gmail.com>
3149 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3152 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3154 PR tree-optimization/50969
3155 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3156 use vec_perm rather than vector_stmt.
3157 (vect_model_load_cost): Likewise.
3158 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3159 vec_perm to be the same as other vector statements.
3160 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3161 cost of vec_perm for TARGET_VSX.
3163 2012-02-06 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/52115
3166 * tree-sra.c (access_has_replacements_p): New function.
3167 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3169 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3172 * trans-mem.c (expand_call_tm): Add an assertion.
3173 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3176 2012-02-06 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/50955
3179 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3180 raise cost of expressions that replace an address with an
3181 expression based on a different pointer.
3183 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3186 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3187 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3189 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3192 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3193 -Weffc++ and specify guidelines come from second edition.
3195 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3197 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3198 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3199 (call_direct_split, call_value_split, call_value_internal_direct)
3200 (call_value_direct_split, call_value_multiple_split): Use jal and
3201 jal_macro attributes.
3203 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3205 * reload1.c (reload_regs_reach_end_p): Replace with...
3206 (reload_reg_rtx_reaches_end_p): ...this function.
3207 (new_spill_reg_store): Update commentary.
3208 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3209 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3210 before setting new_spill_reg_store.
3211 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3212 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3213 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3214 for non-spill reload registers.
3216 2012-02-05 Ira Rosen <irar@il.ibm.com>
3218 PR tree-optimization/52091
3219 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3220 (vect_is_simple_use_1): Likewise.
3221 * tree-vect-loop.c (vectorizable_reduction): Update calls
3222 to vect_is_simple_use_1 and vect_is_simple_use.
3223 (vectorizable_live_operation): Likewise.
3224 * tree-vect-patterns.c (widened_name_p,
3225 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3226 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3227 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3228 vectorizable_shift,vectorizable_operation, vectorizable_store,
3229 vectorizable_load): Likewise.
3230 (vect_is_simple_cond): Add an argument, pass it to
3231 vect_is_simple_use_1.
3232 (vectorizable_condition): Update calls to vect_is_simple_cond,
3234 (vect_is_simple_use): Add an argument, the statement in which
3235 OPERAND is used. Check that if OPERAND's def stmt is a double
3236 reduction phi node, the use is a phi node too.
3237 (vect_is_simple_use_1): Add an argument, pass it to
3239 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3240 to vect_is_simple_use.
3242 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3244 PR rtl-optimization/52095
3245 * modulo-sched.c (dump_insn_locator): New function.
3246 (loop_canon_p, sms_schedule): Use it.
3248 PR rtl-optimization/52113
3249 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3250 even for decomposable shift/zext insns.
3252 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3253 Zdenek Dvorak <ook@ucw.cz>
3255 PR rtl-optimization/52092
3256 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3257 on get_iv_value result.
3259 2012-02-02 Andrew Pinski <apinski@cavium.com>
3263 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3265 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3268 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3270 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3272 PR rtl-optimization/49800
3273 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3274 (sched_finish): Call regstat_free_n_sets_and_refs.
3276 2012-02-02 Jia Liu <proljc@gmail.com>
3278 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3281 2012-02-02 Jan Hubicka <jh@suse.cz>
3282 Tom de Vries <tom@codesourcery.com>
3285 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3286 * varpool.c (varpool_analyze_pending_decls): Likewise.
3288 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3289 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3291 * config.gcc: Add cr16-* support.
3293 * doc/extend.texi: Document cr16 extensions.
3294 * doc/install.texi: Document cr16 install.
3295 * doc/invoke.texi: Document cr16 options.
3296 * doc/md.texi: Document cr16 constraints.
3298 * common/config/cr16/cr16-common.c: New file.
3299 * config/cr16/cr16.c: New file.
3300 * config/cr16/cr16.h: New file.
3301 * config/cr16/cr16.md: New file.
3302 * config/cr16/cr16.opt: New file.
3303 * config/cr16/cr16-protos.h: New file.
3304 * config/cr16/predicates.md: New file.
3305 * config/cr16/constraints.md: New file.
3306 * config/cr16/t-cr16: New file.
3308 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3311 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3312 that operands[2] is either immediate, or q_regs_operand.
3314 PR tree-optimization/52073
3315 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3316 a pattern stmt for pattern uses, ignore uses outside of the loop.
3318 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3320 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3321 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3322 (OUT_AS1, OUT_AS2): Remove.
3324 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3326 PR rtl-optimization/51374
3327 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3328 to cross other volatile_refs_p insns.
3330 2012-02-01 Richard Guenther <rguenther@suse.de>
3332 * doc/invoke.texi (fno-inline): Clarify documentation.
3333 (finline-small-functions): Likewise.
3334 (finline-functions): Likewise.
3335 * common.opt (finline): Adjust comment and documentation.
3336 (finline-small-functions): Clarify documentation.
3337 (finline-functions): Likewise.
3338 (finline-functions-called-once): Likewise.
3340 2012-02-01 Tristan Gingold <gingold@adacore.com>
3342 * c-typeck.c (composite_type): Keep mode for pointers.
3344 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3346 * function.h (regno_reg_rtx): Adjust comment.
3347 * reginfo.c (init_reg_modes_target): Only use the previous mode
3348 if it fits within one register. Remove MIPS comment.
3350 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3353 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3355 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3357 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3358 to srak instruction.
3360 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3362 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3364 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3369 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3371 2012-01-31 Richard Guenther <rguenther@suse.de>
3373 PR tree-optimization/51528
3374 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3377 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3382 * ree.c (add_removable_extension): Change def_map argument
3383 to unsigned *, store in def_map 1 + offset into *insn_list vector
3384 instead of pointers into the vector.
3385 (find_removable_extensions): Adjust caller.
3387 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3389 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3390 Transform all "* quoted-c-code" to { c-code }.
3391 Remove redundant test for "optimize" in combine patterns.
3392 Move (include "avr-dimode.md") to end of file.
3394 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3397 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3398 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3400 2012-01-30 Richard Guenther <rguenther@suse.de>
3402 PR tree-optimization/52028
3403 * tree-loop-distribution.c (ldist_gen): Properly update
3406 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3409 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3410 set_cur_line_info_table if not emitting debug info.
3412 PR tree-optimization/52046
3413 * tree-vect-patterns.c (check_bool_pattern): Give up if
3414 a comparison could throw.
3417 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3419 2012-01-30 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/52045
3422 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3423 SSA form if cfgcleanup did anything.
3425 2012-01-30 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/52045
3428 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3429 before computing final todo.
3431 2012-01-30 Richard Guenther <rguenther@suse.de>
3433 PR tree-optimization/51528
3434 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3437 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3439 * df-problems.c (df_kill_notes): Check that the use refers
3440 to the note under examination.
3442 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3445 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3446 parameter and use short-lived pseudos.
3447 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3448 (sparc_expand_vector_init): Const-ify local variables and adjust
3449 calls to above functions.
3451 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3453 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3455 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3457 * doc/invoke.texi: Make usage of "compile time" and
3458 "run time"/"runtime" consistent throughout the file.
3460 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3462 * config/alpha/alpha.c (alpha_option_override): Default to
3463 full IEEE compliance mode for Go language.
3465 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3467 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3468 (LINK_SSP_SPEC): Define.
3470 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3473 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3476 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3478 * doc/invoke.texi: Correct hyphenation of "floating point",
3479 "double precision", and related terminology throughout the file.
3481 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3484 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3485 arm_general_register_operand predicate for operand 2 instead of
3488 2012-01-27 Ian Lance Taylor <iant@google.com>
3491 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3492 * builtins.c (expand_builtin_init_trampoline): Add onstack
3493 parameter. Change caller.
3494 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3495 * tree.c (build_common_builtin_nodes): Declare
3496 __builtin_init_heap_trampoline.
3498 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3500 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3501 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3502 * config/avr/avr.c: Ditto.
3503 (avr_regnames): Remove because unused.
3504 * config/avr/avr.md (*cpse.ne): New peephole.
3505 (*cpse.eq): New peephole from former cpse peepholes.
3507 2012-01-27 Michael Eager <eager@eagercon.com>
3509 * config/microblaze.c (microblaze_emit_compare): Correct
3510 test after pcmp instruction.
3512 2012-01-27 Richard Guenther <rguenther@suse.de>
3514 PR tree-optimization/52020
3515 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3517 2012-01-27 Richard Guenther <rguenther@suse.de>
3519 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3520 function non-const/pure.
3522 2012-01-27 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/50444
3525 * tree-sra.c (build_ref_for_offset): Properly adjust the
3526 MEM_REF type for unaligned accesses.
3528 2012-01-27 Richard Guenther <rguenther@suse.de>
3530 PR tree-optimization/50444
3531 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3532 (expand_assignment): Use it. Properly handle misaligned
3533 bases when expanding stores to component references.
3534 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3537 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3540 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3541 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3542 * tree-data-ref.c (find_data_references_in_loop): Make static.
3543 (compute_all_dependences): Change return type to bool. Bail out
3544 for too many datarefs in a loop. Move the hunk resetting the data
3545 dependences vector from ...
3546 (compute_data_dependences_for_loop): ... here. Account for
3547 compute_all_dependences returning false.
3548 (compute_data_dependences_for_bb): Likewise.
3549 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3550 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3552 2012-01-27 Richard Guenther <rguenther@suse.de>
3555 * expr.c (store_field): Use the alias-set of the scratch memory
3558 2012-01-27 Tom de Vries <tom@codesourcery.com>
3560 PR tree-optimization/51990
3561 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3563 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3565 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3568 * var-tracking.c (reverse_op): Don't add any reverse operation
3569 if V already has any constant locations.
3571 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3573 * doc/invoke.texi: Correct usage of "command line" (noun)
3574 vs "command-line" (adjective) throughout.
3576 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3578 * doc/invoke.texi (Language Independent Options): Move
3579 -Wcoverage-mismatch blurb from here....
3580 (Warning Options): ...to here.
3582 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3584 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3585 Set rs6000_always_hint to false for 476.
3587 2012-01-27 Matthias Klose <doko@ubuntu.com>
3589 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3591 * incpath.c (add_standard_paths): Likewise.
3593 2012-01-27 Richard Henderson <rth@redhat.com>
3595 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3596 * config/m68k/sync.md (atomic_test_and_set): Rename from
3597 sync_test_and_setqi and adjust the operands.
3598 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3599 and unconditionally enable.
3601 2012-01-27 Richard Henderson <rth@redhat.com>
3603 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3604 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3605 (ldstub): Rename from ldstubqi.
3606 (ldstub<I24MODE>): Remove.
3608 2012-01-27 Richard Henderson <rth@redhat.com>
3610 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3611 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3612 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3613 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3614 * doc/tm.texi: Rebuild.
3616 2012-01-27 Richard Henderson <rth@redhat.com>
3618 * optabs.c (gen_atomic_test_and_set): Remove default.
3619 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3621 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3623 PR rtl-optimization/51978
3624 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3625 (combine_reaching_defs): Likewise.
3626 (struct re_info): Remove.
3627 (add_removable_extension): Remove x and data arguments,
3628 add insn, insn_list and def_map. Use the arguments directly
3629 instead of using struct re_info.
3630 (find_removable_extensions): Don't call add_removable_extension
3631 through note_stores, instead just call it with single_set
3633 (find_and_remove_re): Pass curr_cand->expr instead of
3634 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3636 2012-01-26 Michael Matz <matz@suse.de>
3638 PR tree-optimization/46590
3639 * cfgexpand.c: Revert last change (r183305).
3640 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3642 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3643 checking for emptiness.
3645 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3648 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3649 non-addressable non-BLKmode base correctly.
3651 2012-01-26 Michael Matz <matz@suse.de>
3653 PR tree-optimization/48794
3654 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3655 regions referenced from RESX/EH_DISPATCH.
3657 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3659 * config/s390/s390.h: Make BRANCH_COST an option.
3660 * config/s390/s390.opt: New option -mbranch-cost.
3662 2012-01-26 Richard Henderson <rth@redhat.com>
3664 Revert 2012-01-24 change:
3665 * trans-mem.c (requires_barrier): Do not instrument thread local
3666 variables and emit save/restore for them.
3668 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3671 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3674 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3676 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3679 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3682 Rename __pgm to __flash.
3683 Rename __pgm1 to __flash1.
3684 Rename __pgm2 to __flash2.
3685 Rename __pgm3 to __flash3.
3686 Rename __pgm4 to __flash4.
3687 Rename __pgm5 to __flash5.
3688 Rename __pgmx to __memx.
3689 * doc/extend.texi (AVR Named Address Spaces)
3690 Rename address space names as indicated above.
3691 * config/avr/avr.c (avr_addrspace): Ditto.
3693 * config/avr/avr-protos.h
3694 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3695 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3696 * config/avr/predicates.md: Ditto.
3697 * config/avr/avr.c Ditto, and
3698 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3699 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3701 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3702 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3703 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3704 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3705 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3706 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3707 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3708 * config/avr/avr.c: Ditto.
3709 * config/avr/avr.md: Ditto.
3711 2012-01-25 Jason Merrill <jason@redhat.com>
3714 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3716 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3718 PR tree-optimization/51987
3719 * tree-data-ref.c (get_references_in_stmt): Handle references in
3720 non-volatile GIMPLE_ASM.
3722 2012-01-25 Richard Guenther <rguenther@suse.de>
3724 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3725 bases are dereferenced.
3727 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3729 PR rtl-optimization/48374
3730 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3732 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3734 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3735 compute_data_dependences_for_loop returns false.
3736 * tree-parloops.c (loop_parallel_p): Likewise.
3738 2012-01-25 Richard Guenther <rguenther@suse.de>
3740 * tree.h (get_pointer_alignment_1): Declare.
3741 * builtins.c (get_pointer_alignment_1): New function.
3742 (get_pointer_alignment): Use it.
3744 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3746 PR rtl-optimization/48308
3747 * combine.c (enum undo_kind): Add UNDO_LINKS.
3748 (struct undo): Add member l to other_contents and where.
3749 (do_SUBST_LINK): New.
3751 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3752 (undo_all): Handle UNDO_LINKS.
3754 2012-01-25 Richard Henderson <rth@redhat.com>
3756 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3759 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3761 * optabs.c (gen_atomic_test_and_set): Use each argument.
3763 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3765 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3766 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3767 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3768 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3769 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3770 TARGET_PAIRED_SINGLE_FLOAT.
3772 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3774 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3775 (in_struct, return_val): Remove MEM documentation.
3776 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3777 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3778 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3780 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3781 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3782 * expr.c (store_field): Likewise.
3783 * function.c (assign_stack_temp_for_type): Likewise.
3784 * ifcvt.c (noce_try_cmove_arith): Likewise.
3785 * reload1.c (reload): Likewise.
3786 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3787 (alpha_set_memflags): Likewise.
3788 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3790 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3792 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3794 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3795 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3796 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3798 * cselib.c (cselib_rtx_varies_p): Delete.
3799 (cselib_invalidate_mem): Update call to canon_true_dependence.
3800 * dse.c (record_store, check_mem_read_rtx): Likewise.
3801 (scan_reads_nospill): Likewise.
3802 * cse.c (check_dependence): Likewise.
3803 (cse_rtx_varies_p): Delete.
3804 * expr.c (safe_from_p): Update call to true_dependence.
3805 * ira.c (validate_equiv_mem_from_store): Likewise.
3806 (memref_referenced_p): Likewise.
3807 * postreload-gcse.c (find_mem_conflicts): Likewise.
3808 * sched-deps.c (sched_analyze_2): Likewise.
3809 * store-motion.c (load_kills_store): Likewise.
3810 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3811 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3812 (compute_transp): Update call to canon_true_dependence.
3814 2012-01-25 Richard Henderson <rth@redhat.com>
3816 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3817 (maybe_emit_atomic_test_and_set): New.
3818 (expand_sync_lock_test_and_set): Use it.
3819 (expand_atomic_test_and_set): Likewise.
3820 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3821 the implementation; clarify implementation defined details.
3822 * doc/md.texi (atomic_test_and_set): Document.
3824 2012-01-25 Richard Henderson <rth@redhat.com>
3826 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3828 2012-01-25 Richard Henderson <rth@redhat.com>
3831 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3832 to effect no-op split.
3834 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3837 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3838 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3839 (BT_FN_VOID_PTR_INT_SIZE): New.
3840 (BT_FN_UINT_UINT_VAR): Remove.
3841 (BT_FN_UINT32_UINT32_VAR): New.
3842 (BT_FN_DOUBLE_VPTR): Remove.
3843 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3845 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3846 (_ITM_changeTransactionMode): Same.
3847 (_ITM_memmoveRtWt): Change return type to void.
3848 (_ITM_memcpyRtWt): Same.
3849 (_ITM_memsetW): Same.
3850 (_ITM_RaRD): Change types to double.
3855 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3857 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3858 Patrick Marlier <patrick.marlier@gmail.com>
3860 * trans-mem.c (requires_barrier): Do not instrument thread local
3861 variables and emit save/restore for them.
3863 2012-01-24 Jason Merrill <jason@redhat.com>
3866 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3867 output static aliases.
3869 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3872 * common.opt (-pie, -shared, pie, shared): Change from Common to
3874 * gcc.c (display_help): Display help for -pie and -shared.
3876 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3879 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3880 Remove note on size/offset limitation.
3881 (AVR Variable Attributes): Add example how to read data located
3882 with progmem. Refer to named address spaces.
3883 * doc/invoke.texi (AVR Options): Fix typo.
3885 2012-01-24 Richard Guenther <rguenther@suse.de>
3887 Forward-port to trunk
3888 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3891 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3892 op0 isn't sufficiently aligned and there is movmisalignM
3893 insn for mode, use it to load op0 into a temporary register.
3895 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3898 * target.def (const_not_ok_for_debug_p): New hook.
3899 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3901 * doc/tm.texi: Regenerated.
3902 * dwarf2out.c (const_ok_for_output_1): If
3903 targetm.const_not_ok_for_debug_p returns true, fail.
3904 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3906 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3908 2012-01-23 Kai Tietz <ktietz@redhat.com>
3911 * config/i386/predicates.md (symbolic_operand): Allow
3912 UNSPEC_PCREL as PIC expression for lea.
3913 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3914 * config/i386/i386.c (ix86_delegitimize_address): Handle
3915 UNSPEC_PCREL for none-MEM, too.
3917 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3919 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3920 (ipa_tm_create_version_alias): Same.
3922 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3925 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3926 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3928 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3929 Patrick Marlier <patrick.marlier@gmail.com>
3930 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3933 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3934 simple_object_start_read.
3936 2012-01-23 Richard Guenther <rguenther@suse.de>
3939 PR tree-optimization/51895
3940 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3941 parameter decomposition into BLKmode components.
3943 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3945 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3946 fake variables for restrict-qualified pointers whose pointed-to type
3947 contains a placeholder.
3949 2012-01-23 Richard Guenther <rguenther@suse.de>
3951 PR tree-optimization/51949
3952 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3954 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3956 PR rtl-optimization/51933
3957 * ree.c (transform_ifelse): Return true right away if dstreg is
3958 already wider or equal to cand->mode.
3959 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3960 (make_defs_and_copies_lists): Remove defs_list and copies_list
3961 arguments, add state argument, just truncate state->work_list
3962 instead of always allocating and freeing the vector. Assert that
3963 get_defs succeeds instead of returning 2. Changed return type to bool.
3964 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3965 have ext_src_mode, see if it has been modified already with the
3966 right kind of extension and has been extended before from the
3967 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3968 just return true. Remember the original mode in state->modified array.
3969 (combine_reaching_defs): Add state argument. Don't allocate and
3970 free here def_list, copied_list and vec vectors, instead just
3971 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3972 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3973 Add state variable, clear vectors in it, initialize state.modified
3974 if needed. Free all the vectors at the end and state.modified too.
3975 Don't skip a candidate if the extension expression has been modified.
3977 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3980 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3981 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3982 (extra_options) interix.opt -> i386/interix.opt"
3983 (extra_objs):Add winnt-stubs.o
3984 * configure.ac: Add interix to target_os .comm on PE check.
3985 * configure: Regenerate.
3986 * config/interix3.h: Delete and move bits to..
3987 * config/interix.h: Delete and move bits to..
3988 * config/i386/i386-interix3.h: Delete and move bits to..
3989 * config/i386/i386-interix.h: ..here.
3990 (TARGET_CPU_DEFAULT): Remove redefinition.
3991 (TARGET_ASM_CONSTRUCTOR): Undefine.
3992 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3993 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3994 (PTRDIFF_TYPE): Define.
3995 (LONG_DOUBLE_TYPE_SIZE): Define.
3996 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3997 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3998 (TARGET_SECTION_TYPE_FLAGS): Define.
3999 (ASM_DECLARE_FUNCTION_NAME): Define.
4000 (ASM_OUTPUT_EXTERNAL): Define.
4001 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4002 (ASM_OUTPUT_ALIGNED_BSS): Define.
4003 (PCC_BITFIELD_TYPE_MATTERS): Define.
4004 (USE_CONST_SECTION): Define.
4005 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4006 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4007 (SUPPORTS_ONE_ONLY): Remove.
4008 (I386_PE_STRIP_ENCODING): Define.
4009 * config/interix.opt: Delete and move bits to..
4010 * config/i386/interix.opt: ..here. New.
4011 (mpe-aligned-commons): Add.
4012 * config/i386/t-interix: Add copyright header.
4013 (winnt-stubs.o): Add rule.
4015 2012-01-22 Jason Merrill <jason@redhat.com>
4018 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4019 for extra name aliases.
4021 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4023 PR rtl-optimization/51924
4024 * ree.c (combine_set_extension): Improve debugging message.
4025 (combine_reaching_defs): Likewise.
4026 (get_defs): Rename confusingly named variable.
4027 (find_and_remove_re): Skip a candidate if the extension expression has
4030 2012-01-21 Robert Millan <rmh@gnu.org>
4031 Gerald Pfeifer <gerald@pfeifer.com>
4033 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4034 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4036 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4038 PR tree-optimization/51914
4039 * tree-vect-stmts.c (vectorizable_conversion): For
4040 cvt_type && modifier == WIDEN, put temporary with cvt_type
4041 at the beginning of vec_dsts and set vec_dest to temporary
4044 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4046 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4048 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4050 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4051 * config/rs6000/rs6000.c: Likewise.
4053 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4056 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4057 output_move_double on a copy of operands array.
4059 2012-01-20 Cary Coutant <ccoutant@google.com>
4060 Dodji Seketeli <dodji@redhat.com>
4063 * dwarf2out.c (copy_declaration_context): Return ref to parent
4064 of declaration DIE, if necessary.
4065 (remove_child_or_replace_with_skeleton): Add new parameter; update
4066 caller. Place skeleton DIE under parent DIE of original declaration.
4067 Move call to copy_declaration_context to here ...
4068 (break_out_comdat_types): ... from here.
4070 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4072 PR rtl-optimization/51856
4073 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4076 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4079 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4080 hints for neon loads and stores.
4082 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4086 * doc/extend.texi (Named Address Spaces): Split into subsections.
4087 (AVR Named Address Spaces): New subsection.
4088 (M32C Named Address Spaces): New subsection.
4089 (RL78 Named Address Spaces): New subsection.
4090 (SPU Named Address Spaces): New subsection.
4091 (Variable Attributes): New anchor "AVR Variable Attributes".
4092 (AVR Variable Attributes): Rewrite and avoid wording
4093 "address space" in this context.
4094 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4095 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4096 (AVR Built-in Macros): New subsubsection therein.
4097 * doc/md.texi (AVR constraints): Remove "C04", "R".
4099 2012-01-20 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/51903
4102 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4103 when removing stmts.
4105 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4108 * config/arm/arm.c (arm_load_pic_register): Use
4109 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4110 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4111 (arm_pic_static_addr): Likewise.
4112 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4113 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4114 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4115 (pic_load_addr_unified): New.
4117 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4120 * function.c (instantiate_virtual_regs_in_insn): Use
4121 delete_insn_and_edges when removing a wrong asm insn.
4123 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4125 PR rtl-optimization/40761
4126 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4127 Add new member loop_num.
4128 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4129 (ira_build): Remove the parameter.
4131 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4132 (ira.c): Do not build CFG loops for one region allocation. Remove
4133 argument from ira_build call.
4135 * ira-build.c (init_loop_tree_node): New function.
4136 (create_loop_tree_nodes): Use it. Separate the case when CFG
4137 loops are not built.
4138 (more_one_region_p): Check current_loops.
4139 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4141 (add_loop_to_tree): Process loop equal to NULL too.
4142 (form_loop_tree): Separate the case when CFG loops are not built.
4143 Use explicitly number for the root.
4144 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4146 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4147 instead of loop->num.
4148 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4149 (mark_all_loops_for_removal): Ditto.
4150 (remove_unnecessary_regions): Separate the case when CFG loops
4152 (ira_build): Remove the parameter. Use explicit number of regions
4153 when CFG loops are not built.
4155 * ira-color.c (print_loop_title): Separate the case for the root node.
4156 Use loop_num instead of loop->num.
4157 (move_spill_restore): Use loop_num instead of loop->num.
4159 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4160 (change_loop): Ditto.
4161 (change_loop): Use loop_num instead of loop->num.
4163 * ira-lives.c (process_bb_node_lives): Ditto.
4165 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4167 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4169 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4172 * tree-mudflap.c (mf_artificial): New function.
4173 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4174 mx_register_decls, mudflap_enqueue_decl): Use it.
4177 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4178 numbers in the insn pattern.
4180 2012-01-19 Michael Matz <matz@suse.de>
4182 PR tree-optimization/46590
4183 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4184 use it in remembering which conflicts we already created.
4185 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4188 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4191 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4192 (merge_and_complain): Same.
4194 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4197 * config/initfini-array.h: Guard content of the header
4198 with #ifdef HAVE_INITFINI_ARRAY.
4199 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4200 Add initfini-array.h to tm_file here.
4201 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4202 * config.gcc: Don't add initfini-array.h to tm_file here.
4203 * configure: Regenerated.
4205 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4207 PR rtl-optimization/51505
4208 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4209 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4210 (df_note_bb_compute): Update the call to df_kill_notes.
4212 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4214 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4216 2012-01-18 Richard Guenther <rguenther@suse.de>
4218 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4219 of conversions to void *.
4221 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4222 Richard Sandiford <rdsandiford@googlemail.com>
4226 * optabs.h (simplify_expand_binop): Declare.
4227 * optabs.c (simplify_expand_binop): Make global.
4228 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4229 endian targets if the source cannot be exactly covered by word
4232 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4235 * hard-reg-set.h (struct hard_reg_set_container): New type.
4236 * target.h (struct hard_reg_set_container): Forward declare.
4237 * target.def (set_up_by_prologue): New target hook.
4238 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4239 * doc/tm.texi: Regenerated.
4240 * function.c (thread_prologue_and_epilogue_insns): Change
4241 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4242 Call targetm.set_up_by_prologue on it.
4243 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4244 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4246 2012-01-17 Nick Clifton <nickc@redhat.com>
4248 * config/rx/rx.c (rx_can_use_simple_return): New function.
4249 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4250 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4252 2012-01-17 Richard Guenther <rguenther@suse.de>
4255 * expr.c (expand_assignment): Take address-space information
4256 from the address operand of MEM_REF and TARGET_MEM_REF.
4257 (expand_expr_real_1): Likewise.
4259 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4261 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4262 reload dump is requested.
4264 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4267 * trans-mem.c (requires_barrier): Call may_be_aliased.
4269 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4271 PR tree-optimization/51877
4272 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4273 call arguments and fndecls compare equal, instead return false if they
4274 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4275 both SSA_NAMEs that are valueized the same, or they satisfy
4278 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4280 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4282 * configure: Regenerate.
4284 2012-01-16 Jan Hubicka <jh@suse.cz>
4288 * convert.c (convert_to_integer): Use fold_convert for
4289 converting an INTEGER_CST to integer type.
4291 2012-01-16 Jason Merrill <jason@redhat.com>
4294 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4296 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4299 * config/s390/s390.c (s390_chunkify_start): Don't skip
4300 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4301 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4302 If insn is followed by NOTE_INSN_VAR_LOCATION or
4303 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4304 Don't use location of note insns.
4306 PR tree-optimization/51865
4307 * tree-inline.c (tree_function_versioning): Call remap_decl
4308 on DECL_RESULT whenever it has VOID_TYPE_P type.
4310 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4312 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4313 for calls to locally-binding MIPS16 functions if only the return
4314 type uses float regs.
4316 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4317 Richard Sandiford <rdsandiford@googlemail.com>
4319 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4320 (SYMBOL_32_HIGH): Likewise.
4321 (mips_output_tls_reloc_directive): Declare.
4322 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4323 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4324 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4325 (mips_lo_relocs, mips_hi_relocs): Make extern.
4326 (mips16_stub_function): Move up file.
4327 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4328 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4329 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4330 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4331 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4332 (mips_get_tp): Add MIPS16 support.
4333 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4334 Generalize DTPREL and TPREL handling.
4335 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4336 Add MIPS16 TLS support.
4337 (mips_output_tls_reloc_directive): New function.
4338 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4339 * config/mips/predicates.md (symbolic_operand_with_high)
4340 (tls_reloc_operand): New predicates.
4341 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4342 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4343 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4344 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4345 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4346 (*tls_get_tp_mips16_call_<mode>): Likewise.
4348 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4350 PR rtl-optimization/51821
4351 * recog.c (peep2_find_free_register): Determine clobbered registers
4354 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4357 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4358 * config/avr/avr.c: Likewise.
4359 * config/avr/avr.h: Likewise.
4361 2012-01-13 Ian Lance Taylor <iant@google.com>
4364 * tree.h (TYPE_QUALS): Add cast to int.
4365 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4367 2012-01-13 Ian Lance Taylor <iant@google.com>
4369 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4370 comparing param_index to VEC_length result.
4372 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4374 * c-decl.c: Do not include tree-mudflap.h
4375 * tree-optimize.c: Likewise.
4376 * Makefile.in: Update dependencies.
4378 2012-01-13 Richard Guenther <rguenther@suse.de>
4381 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4382 variable-sized result always use RSO.
4384 2012-01-12 DJ Delorie <dj@redhat.com>
4386 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4387 pointer type, not just the default pointer type.
4389 2012-01-09 Richard Henderson <rth@redhat.com>
4390 Denis Chertykov <chertykov@gmail.com>
4393 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4394 * config/avr/avr.c (avr_can_eliminate): Simplify.
4395 (avr_initial_elimination_offset): Likewise.
4396 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4397 (expand_epilogue): Likewise.
4398 (avr_legitimize_address): Gut.
4399 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4400 (avr_hard_regno_nregs): New.
4401 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4402 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4403 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4404 add soft frame pointer.
4405 (CALL_USED_REGISTERS): Likewise.
4406 (REG_CLASS_CONTENTS): Likewise.
4407 (REGISTER_NAMES): Likewise.
4408 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4409 (HARD_FRAME_POINTER_REGNUM): New.
4410 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4411 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4412 remove the HARD_FRAME_POINTER self-elimination.
4414 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4417 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4418 DECL_EXTERNAL when checking for initializers of progmem variables.
4420 2012-01-12 Ira Rosen <irar@il.ibm.com>
4422 PR tree-optimization/51799
4423 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4424 that the last operation is a type demotion.
4426 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4428 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4429 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4431 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4434 * combine.c (distribute_notes): If i3 is a noreturn call,
4435 allow old_size to be equal to args_size and make sure the
4436 noreturn call gets REG_ARGS_SIZE note.
4437 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4438 on noreturn calls even when the delta is 0.
4440 2012-01-11 Nathan Sidwell <nathan@acm.org>
4442 * gcov.c (STRING_SIZE): Remove.
4443 (generate_results): Erase annotations for source files with no
4444 coverage information.
4446 (output_lines): Use it.
4448 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4450 * gimple.h (gimplify_body): Remove first argument.
4451 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4452 pointer set here, instead just pass DATA to walk_tree.
4453 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4454 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4455 (unvisit_body): Likewise, but with unmark_visited.
4456 (gimplify_body): Remove BODY_P argument and adjust.
4457 (gimplify_function_tree): Adjust call to gimplify_body.
4458 * omp-low.c (finalize_task_copyfn): Likewise.
4460 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4462 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4463 (build_function_type_skip_args): Delete.
4464 * tree.c (build_function_type_skip_args): Make static and add
4465 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4466 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4467 pass it to build_function_type_skip_args.
4468 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4469 (tree_function_versioning): Likewise.
4470 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4471 build_function_decl_skip_args.
4472 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4473 and pass it to build_function_decl_skip_args/tree_function_versioning.
4474 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4475 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4476 * trans-mem.c (ipa_tm_create_version): Likewise.
4477 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4478 * tree-inline.c (declare_return_variable): Remove always-true test.
4479 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4480 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4481 * ipa-split.c (split_function): Skip the return value for the split
4482 part if it doesn't return.
4484 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4486 PR tree-optimization/49642
4487 * ipa-split.c (forbidden_dominators): New variable.
4488 (check_forbidden_calls): New function.
4489 (dominated_by_forbidden): Likewise.
4490 (consider_split): Check for forbidden dominators.
4491 (execute_split_functions): Initialize and free forbidden
4492 dominators info; call check_forbidden_calls.
4494 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4496 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4498 2012-01-11 Nick Clifton <nickc@redhat.com>
4500 * config/rx/rx.md (return): Define pattern.
4502 2012-01-11 Richard Guenther <rguenther@suse.de>
4504 * doc/extend.texi (malloc attribute): Adjust according to
4507 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4508 Patrick Marlier <patrick.marlier@gmail.com>
4511 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4512 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4513 (ipa_tm_note_irrevocable): Same.
4514 (ipa_tm_scan_irr_block): Same.
4515 (ipa_tm_decrement_clone_counts): Same.
4516 (ipa_tm_scan_irr_function): Same.
4517 (ipa_tm_create_version_alias): Same.
4518 (ipa_tm_create_version): Same.
4519 (ipa_tm_transform_calls_redirect): Same.
4520 (ipa_tm_transform_calls): Same.
4521 (ipa_tm_transform_transaction): Same.
4522 (ipa_tm_execute): Same.
4524 2012-01-10 Richard Guenther <rguenther@suse.de>
4527 * opts.c (common_handle_option): Handle -Werror.
4529 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4531 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4534 2012-01-10 Jason Merrill <jason@redhat.com>
4536 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4539 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4541 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4542 supports R_386_TLS_GD_PLT reloc.
4543 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4544 supports R_386_TLS_LDM_PLT reloc.
4545 * configure: Regenerate.
4546 * config.in: Regenerate.
4548 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4551 Extend __pgmx semantics to linearize memory.
4552 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4553 determine if code comes inline or from libgcc.
4554 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4555 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4556 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4557 (movmemx_qi, movmemx_hi): New insns.
4558 (xload_<mode>_libgcc): Rewrite to new insn condition.
4559 (xload_<mode>): Remove insns.
4560 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4561 cases that don't satisfy avr_xload_libgcc_p().
4562 (avr_addr_space_convert): Allow converting in any direction.
4563 (avr_addr_space_subset_p): Return always true.
4564 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4565 (avr_emit_movmemhi): Ditto.
4566 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4567 (avr_out_movmem): Ditto.
4568 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4569 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4570 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4571 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4572 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4574 2012-01-10 Richard Guenther <rguenther@suse.de>
4576 PR tree-optimization/50913
4577 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4578 Require data-refs to be representable by Graphite with respect
4581 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4583 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4584 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4586 2012-01-10 Tom de Vries <tom@codesourcery.com>
4588 PR rtl-optimization/51271
4589 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4590 handling annulled branch.
4592 2012-01-10 Richard Henderson <rth@redhat.com>
4594 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4595 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4596 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4597 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4598 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4599 arm_expand_vec_perm_const): New.
4600 * config/arm/arm-protos.h: Update.
4601 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4602 (*neon_vswp<VDQX>): New.
4603 (neon_vcombine<VDX>): Use neon_split_vcombine.
4604 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4605 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4606 (vec_perm<VE>): New.
4608 2012-01-10 Richard Henderson <rth@redhat.com>
4610 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4611 use it if reload_completed.
4612 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4613 arm_output_asm_insn, arm_process_output_memory_barrier,
4614 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4615 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4616 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4617 arm_process_output_sync_insn, arm_output_sync_insn,
4618 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4619 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4620 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4621 (emit_unlikely_jump): New.
4622 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4623 (arm_split_atomic_op): New.
4624 * config/arm/arm-protos.h: Update.
4625 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4626 (struct arm_sync_generator): Remove.
4627 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4628 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4629 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4630 (VUNSPEC_LL, VUNSPEC_SC): New.
4631 (sync_result, sync_memory, sync_required_value, sync_new_value,
4632 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4633 (attr length): Don't use arm_sync_loop_insns.
4634 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4635 (movsfcc, movdfcc): Likewise.
4636 * config/arm/constraints.md (Ua): New.
4637 * config/arm/prediates.md (mem_noofs_operand): New.
4638 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4639 (sync_clobber, sync_t2_reqd): Remove.
4640 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4641 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4642 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4643 (arm_sync_compare_and_swap<SIDI>): Remove.
4644 (arm_sync_compare_and_swap<NARROW>): Remove.
4645 (arm_sync_lock_test_and_set<SIDI>): Remove.
4646 (arm_sync_lock_test_and_set<NARROW>): Remove.
4647 (arm_sync_new_<syncop><SIDI>): Remove.
4648 (arm_sync_new_<syncop><NARROW>): Remove.
4649 (arm_sync_new_nand<SIDI>): Remove.
4650 (arm_sync_new_nand<NARROW>): Remove.
4651 (arm_sync_old_<syncop><SIDI>): Remove.
4652 (arm_sync_old_<syncop><NARROW>): Remove.
4653 (arm_sync_old_nand<SIDI>): Remove.
4654 (arm_sync_old_nand<NARROW>): Remove.
4655 (*memory_barrier): Merge arm_output_memory_barrier.
4656 (atomic_compare_and_swap<QHSD>): New.
4657 (atomic_compare_and_swap<NARROW>_1): New.
4658 (atomic_compare_and_swap<SIDI>_1): New.
4659 (atomic_exchange<QHSD>): New.
4660 (cas_cmp_operand, cas_cmp_str): New.
4661 (atomic_op_operand, atomic_op_str): New.
4662 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4663 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4664 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4665 (arm_load_exclusive<NARROW>): New.
4666 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4667 (arm_store_exclusive<QHSD>): New.
4669 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4671 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4672 reload patterns if -mvsx-scalar-memory.
4674 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4675 generated, even -mno-vsx-scalar-double was used.
4676 (vsx_xscvdpsp_scalar): Likewise.
4677 (vsx_xscvspdp_scalar2): Likewise.
4679 2012-01-09 Tom de Vries <tom@codesourcery.com>
4680 Andrew Pinski <apinski@cavium.com>
4683 * reorg.c (fill_slots_from_thread): Don't speculate
4684 frame-related insns.
4686 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4688 * sched-int.h (bb_note): Move to...
4689 * basic-block.h: ...here.
4690 * haifa-sched.c (bb_note): Move to...
4691 * cfgrtl.c: ...here.
4692 * function.c (next_block_for_reg): New function.
4693 (move_insn_for_shrink_wrap): Likewise.
4694 (prepare_shrink_wrap): Rewrite to use the above.
4696 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4698 * gimple.c (is_gimple_non_addressable): Remove.
4699 * gimple.h: Remove is_gimple_non_addressable.
4700 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4701 is_gimple_non_addressable.
4702 * trans-mem.c (expand_assign_tm): Same.
4704 2012-01-09 Richard Guenther <rguenther@suse.de>
4706 PR tree-optimization/51775
4707 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4708 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4710 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4712 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4714 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4716 2012-01-09 Richard Guenther <rguenther@suse.de>
4718 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4720 2012-01-08 Jan Hubicka <jh@suse.cz>
4722 PR tree-optimize/51680
4723 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4724 on when known_vals needs to be computed; cleanup.
4726 2012-01-08 Jan Hubicka <jh@suse.cz>
4728 PR tree-optimize/51694
4729 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4731 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4733 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4734 for -std=c++98 and -std=c++11 too.
4736 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4738 * cfgloop.c (cancel_loop): Add free() of bbs array.
4740 2012-01-07 Jan Hubicka <jh@suse.cz>
4742 PR tree-optimization/51600
4743 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4744 that benefits small functions.
4746 2012-01-07 Jan Hubicka <jh@suse.cz>
4748 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4750 2012-01-07 Jan Hubicka <jh@suse.cz>
4752 PR tree-optimization/51680
4753 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4754 whose inlining reduce unit size.
4756 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4759 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4760 Add canonical node to containing_mem chain after the non-canonical
4761 one, even if there weren't any locs to propagate.
4762 (remove_useless_values): Keep only canonical values.
4763 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4764 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4765 canonicalize mem_chain elements that are not discarded.
4767 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4770 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4771 before emitting functions.
4773 PR gcov-profile/50127
4774 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4775 clear_aux_for_blocks.
4777 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4780 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4782 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4784 * c-decl.c (ext_block): Moved up.
4785 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4787 2012-01-06 Han Shen <shenhan@google.com>
4789 Translate built-in include paths for sysroot.
4790 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4791 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4793 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4794 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4796 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4797 control whether sysroot should be prepended to gxx include dir.
4799 * configure: Regenerate.
4801 2012-01-06 Torvald Riegel <triegel@redhat.com>
4803 PR rtl-optimization/51771
4804 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4805 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4807 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4809 PR tree-optimization/51315
4810 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4811 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4813 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4816 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4817 for shrp pattern. Correctly handle and fixup shift variable.
4818 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4820 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4823 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4824 note when !ACCUMULATE_OUTGOING_ARGS.
4826 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4828 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4830 (extract_range_from_unary_expr_1): Avoid useless computations.
4832 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4834 PR rtl-optimization/51767
4835 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4836 of jump_block and add an extra edge for degenerated asm gotos.
4839 * stmt.c (check_unique_operand_names): Don't ICE during error
4840 reporting if i is from labels chain.
4843 * profile.c (branch_prob): Split bbs that have exit edge
4844 and need a fake entry edge too.
4846 2012-01-05 Jan Hubicka <jh@suse.cz>
4849 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4852 2012-01-05 Richard Guenther <rguenther@suse.de>
4855 * tree-streamer-out.c (write_ts_optimization): New function.
4856 (streamer_write_tree_body): Call it.
4857 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4858 (streamer_read_tree_body): Call it.
4859 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4861 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4864 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4865 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4866 in_cleanup_point_expr before gimplify_stmt call and restore it
4868 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4869 in_cleanup_point_expr is false.
4871 2012-01-05 Richard Guenther <rguenther@suse.de>
4874 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4876 * toplev.c (process_options): Reject combining mudflap and LTO.
4877 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4879 2012-01-05 Richard Guenther <rguenther@suse.de>
4881 PR tree-optimization/51760
4882 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4884 (bit_value_unop): Handle UNDEFINED operands.
4885 (bit_value_binop): Likewise.
4887 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4889 * config/avr/avr.c (avr_replace_prefix): Remove.
4890 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4891 (avr_asm_function_rodata_section): Ditto.
4892 (avr_asm_select_section): Ditto.
4894 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4896 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4899 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4902 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4903 calls that have any non-fake successor edges.
4906 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4908 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4910 PR tree-optimization/51624
4911 * tree-sra.c (build_ref_for_model): When replicating a chain of
4912 COMPONENT_REFs, stop as soon as the offset would become negative.
4914 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4917 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4918 in .debug_loc on the floor.
4920 2012-01-04 Andrew Pinski <apinski@cavium.com>
4922 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4924 2012-01-04 Andrew Pinski <apinski@cavium.com>
4925 Adam Nemet <anemet@caviumnetworks.com>
4927 * config/mips/mips.md (size): Add SI and DI.
4928 (SIZE): New mode attribute.
4929 (U): New code attribute.
4930 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4931 (mips_lbux_<mode>): Delete.
4932 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4933 (mips_lhx): Use gen_mips_lhx_extsi.
4934 (mips_lhx_<mode>): Delete.
4936 (mips_l<size>x): New expand.
4937 (mips_lwx_<mode>): Delete.
4938 (mips_l<GPR:size>x_<P:mode>): New pattern.
4939 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4940 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4941 * config/mips/mips.c (mips_lx_address_p): New function.
4942 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4943 (dsp64): New availability predicate.
4944 (mips_builtins): Add an entry for __builtin_mips_ldx.
4945 * config/mips/mips.h (ISA_HAS_LBX): New define.
4946 (ISA_HAS_LBUX): Likewise.
4947 (ISA_HAS_LHX): Likewise.
4948 (ISA_HAS_LHUX): Likewise.
4949 (ISA_HAS_LWX): Likewise.
4950 (ISA_HAS_LWUX): Likewise.
4951 (ISA_HAS_LDX): Likewise.
4952 * doc/extend.texi (__builtin_mips_ldx): Document.
4954 2012-01-04 Tristan Gingold <gingold@adacore.com>
4956 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4957 when long pointers are used.
4958 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4959 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4960 (ia64-hp-*vms*): Remove.
4961 * config/vms/xm-vms64.h: Delete.
4963 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4966 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4968 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4970 * opts.c (finish_options): Remove duplicate sorry.
4972 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4975 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4978 2012-01-04 Richard Guenther <rguenther@suse.de>
4981 * tree.c (size_low_cst): New function.
4982 * tree.h (size_low_cst): Declare.
4983 * fold-const.c (fold_comparison): Use it to extract the low
4984 part of the POINTER_PLUS_EXPR offset.
4986 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4988 Fix clearing ZERO_REG
4989 * config/avr/avr.md (cc): Add alternative "ldi".
4990 (movqi_insn): Use it in cc attribute.
4991 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4992 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4993 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4995 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4997 * configure: Regenerate.
4999 2012-01-04 Richard Guenther <rguenther@suse.de>
5001 PR tree-optimization/49651
5002 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5003 (var_can_have_subvars): Use it.
5004 (get_constraint_for_1): Only consider subfields if there can be any.
5006 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5009 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5010 to its new canonical_cselib_val and the cselib_val was in
5011 first_containing_mem chain, but the canonical_cselib_val was not,
5012 add the latter into the chain.
5013 (cselib_invalidate_mem): Compare canonical_cselib_val of
5014 addr_list chain elt with v.
5017 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5018 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5020 (output_macinfo_op): Don't ggc_strdup fd->filename.
5021 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5022 then ggc_strdup it. Don't free inc->info or cur->info.
5023 (output_macinfo): Don't free ref->info or file->info.
5025 2012-01-03 Ira Rosen <irar@il.ibm.com>
5027 PR tree-optimization/51269
5028 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5029 first_niters a pointer.
5030 (slpeel_tree_peel_loop_to_edge): Likewise.
5031 (vect_do_peeling_for_loop_bound): Update call to
5032 slpeel_tree_peel_loop_to_edge.
5033 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5034 here. Remove it from the parameters list.
5035 (vect_do_peeling_for_alignment): Update calls and compute
5038 2012-01-03 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/51070
5041 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5042 Properly handle calls.
5044 2012-01-03 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/51692
5047 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5048 the LHS of allocation stmts.
5050 2012-01-03 Olivier Hainque <hainque@adacore.com>
5052 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5054 2012-01-03 Olivier Hainque <hainque@adacore.com>
5056 * collect2.c (main): In AIX specific computations for vector
5057 insertions, use CONST_CAST2 to cast from char ** to const char **.
5059 2012-01-03 Richard Guenther <rguenther@suse.de>
5062 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5063 the context of a limbo DIE when it does not already exist.
5065 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5067 PR tree-optimization/51719
5068 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5069 but direct call is, clear direct call's lhs and don't add fallthrough
5070 edge from dcall_bb to join_bb and PHIs.
5072 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5074 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5075 the instructions emitted by the pattern.
5076 ("*TDC_insn_<mode>"): Add comment.
5078 2012-01-03 Richard Guenther <rguenther@suse.de>
5081 * fold-const.c (fold_comparison): Properly canonicalize
5082 tree offset and HOST_WIDE_INT bit position.
5084 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5086 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5087 operands for extzv pattern.
5089 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5092 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5095 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5097 * doc/invoke.texi (-flto and related options): Copy-edit.
5099 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5101 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5103 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5105 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5108 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5110 * expr.h (move_by_pieces_ninsns): Declare.
5111 * expr.c (move_by_pieces_ninsns): Make external.
5112 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5113 (mips_store_by_pieces_p): Likewise.
5114 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5115 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5116 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5117 (mips_store_by_pieces_p): Likewise.
5119 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5121 * passes.c (register_one_dump_file): Free full_name.
5123 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5124 (calculate_elim_costs_all_insns): Free offsets_at and
5125 offsets_known_at at the end and clear the pointers.
5127 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5129 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5130 this option introduced in r180739.
5132 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5135 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5136 (tmake_file target=avr): Add avr/t-multilib.
5138 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5139 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5140 * config/avr/genmultilib.awk: New file.
5141 * config/avr/t-multilib: New auto-generated file.
5142 * config/avr/multilib.h: New auto-generated file.
5143 * config/avr/t-avr (AVR_MCUS): New variable.
5144 (genopt.sh): Use it.
5145 (s-mlib): Depend on t-multilib.
5146 (t-multilib, multilib.h): New dependencies.
5147 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5148 (MULTILIB_OPTIONS): Remove.
5149 (MULTILIB_MATCHES): Remove.
5150 (MULTILIB_DIRNAMES): Remove.
5151 (MULTILIB_EXCEPTIONS): Remove:
5152 * config/avr/genopt.sh: Don't use hard coded file name;
5153 pass AVR_MCUS from t-avr instead.
5155 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5157 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5159 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5161 Implement light-weight DImode support.
5162 * config/avr/avr-dimode.md: New file.
5163 * config/avr/avr.md: Include it.
5164 (adjust_len): Add plus64, compare64.
5165 (HIDI): Remove code iterator.
5166 (code_stdname): New code attribute.
5167 (rotx, rotsmode): Remove DI.
5168 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5170 * config/avr/avr-protos.h (avr_have_dimode): New.
5171 (avr_out_plus64, avr_out_compare64): New.
5172 * config/avr/avr.c (avr_out_compare): Handle DImode.
5173 (avr_have_dimode): New variable definition and initialization.
5174 (avr_out_compare64, avr_out_plus64): New functions.
5175 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5176 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5177 (avr_compare_pattern): Skip DImode comparisons.
5179 2012-01-02 Revital Eres <revital.eres@linaro.org>
5181 * ddg.c (def_has_ccmode_p): New function.
5182 (add_cross_iteration_register_deps,
5183 create_ddg_dep_from_intra_loop_link): Call it.
5185 2012-01-02 Richard Guenther <rguenther@suse.de>
5188 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5190 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5192 * gcc.c (process_command): Update copyright notice dates.
5193 * gcov.c (print_version): Likewise.
5194 * gcov-dump.c (print_version): Likewise.
5195 * mips-tfile.c (main): Likewise.
5196 * mips-tdump.c (main): Likewise.
5198 2012-01-01 Ira Rosen <irar@il.ibm.com>
5200 PR tree-optimization/51704
5201 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5202 a use is inside the basic block or loop before accessing its vect info.
5204 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5206 PR rtl-optimization/51069
5207 * cfgloopmanip.c (remove_path): Removing path making irreducible
5208 region unconditional makes BB part of the region.
5210 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5212 PR tree-optimization/51683
5213 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5214 calls with side-effects.
5215 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5217 Copyright (C) 2012 Free Software Foundation, Inc.
5219 Copying and distribution of this file, with or without modification,
5220 are permitted in any medium without royalty provided the copyright
5221 notice and this notice are preserved.