1 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
4 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
6 * config/sh/sh.c (sh_option_override): Do not change
7 flag_finite_math_only. Set TARGET_IEEE to complement of
9 * doc/invoke.texi (SH options): Add mno-ieee. Correct
10 description of mieee and mno-ieee behavior.
12 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
15 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
18 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
20 Backport from mainline
21 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
23 PR rtl-optimization/52250
24 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
25 to put note list into. Unconditionally call move_bb_info.
26 (move_bb_info): Do not assert the blocks being in the same region,
27 just drop the note list if they are not.
29 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
31 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
33 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
35 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
36 defining statement is a SSA name that occurs in abnormal PHIs.
38 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
40 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
43 2012-07-19 Richard Guenther <rguenther@suse.de>
44 Eric Botcazou <ebotcazou@adacore.com>
46 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
47 about transition from invariant to known bits.
48 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
50 2012-07-19 Jakub Jelinek <jakub@redhat.com>
53 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
54 (cleanup_tree_cfg_bb): Don't call it.
55 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
58 2012-07-19 Christian Bruel <christian.bruel@st.com>
61 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
63 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
65 * config.gcc (v850-*-rtems*): New target.
66 * config/v850/rtems.h: New.
67 * config/v850/t-rtems: New.
69 2012-07-18 Nick Clifton <nickc@redhat.com>
71 * doc/invoke.texi (ARM Options): Document -munaligned-access.
73 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
77 Backport from mainline
78 2012-04-25 Jakub Jelinek <jakub@redhat.com>
81 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
82 instead expand it as zero extension.
84 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
87 QImode and HImode splitters. Use ix86_comparison_operator.
88 Explicitly match FLAGS_REG.
89 (DFmode cmove splitter): Explicitly match FLAGS_REG.
91 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
92 Steven Bosscher <steven@gcc.gnu.org>
93 Bernd Schmidt <bernds@codesourcery.com>
95 PR rtl-optimization/53908
96 * df-problems.c (can_move_insns_across): When doing
97 memory-reference book-keeping, handle call insns.
99 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
101 Backport from mainline
102 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
106 sibcall_insn_operand. Move it to a temporary register if not.
108 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
111 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
112 emit PIC sequence for fnaddr symbol reference in advance.
114 2012-07-09 Jason Merrill <jason@redhat.com>
117 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
118 (type_hash_eq): Likewise.
121 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
123 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
125 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
126 due to negative shift amount.
128 2012-07-06 Kai Tietz <ktietz@redhat.com>
130 Backport from mainline.
132 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
135 2012-07-06 Nick Clifton <nickc@redhat.com>
137 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
138 default_encode_section_info.
140 2012-07-06 Richard Guenther <rguenther@suse.de>
142 Backport from mainline
143 2012-03-30 Richard Guenther <rguenther@suse.de>
146 * double-int.c (rshift_double): Remove not needed cast.
148 2012-03-28 Richard Guenther <rguenther@suse.de>
151 * double-int.h (rshift_double): Remove.
152 * double-int.c (lshift_double): Use absu_hwi to make count
154 (rshift_double): Make static, take unsigned count argument,
155 remove handling of negative count argument.
156 (double_int_rshift): Dispatch to lshift_double.
158 2012-07-06 Richard Guenther <rguenther@suse.de>
160 Backport from mainline
161 2012-06-18 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/53693
164 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
165 Reject operands with more than one use.
167 2012-07-06 Richard Guenther <rguenther@suse.de>
169 Backport from mainline
170 2012-04-11 Richard Guenther <rguenther@suse.de>
173 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
174 consider loop nesting.
175 (evolution_function_is_univariate_p): Properly check the remainder
178 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
180 Backport from mainline
181 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
183 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
184 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
185 (adjacent_mem_locations): Move some code to and call...
186 (get_memref_parts): ...new function.
187 (mem_locations_overlap): New function.
188 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
189 (is_mem_ref): Rename to...
190 (find_mem_ref): ...this. Return MEM rtx.
191 (get_store_dest): Remove function.
192 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
193 new parameter and adjust calls.
194 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
195 mem refs overlap for true_store_to_load_dep_costly.
196 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
197 passed to adjacent_mem_locations.
198 (is_costly_group): Walk resolved dependency list.
199 (force_new_group): Emit group ending nop for Power6/Power7.
200 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
201 (group_ending_nop): New define_insn.
203 2012-07-04 Richard Guenther <rguenther@suse.de>
206 * gimple-fold.c (get_base_constructor): Do not return an
207 error_mark_node DECL_INITIAL.
209 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
211 Backport from mainline
212 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
215 code model string in the error message.
217 2012-07-04 Tristan Gingold <gingold@adacore.com>
219 Backport from mainline.
220 2012-06-25 Tristan Gingold <gingold@adacore.com>
222 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
223 (seh_cfa_adjust_cfa): ... that function.
224 (seh_emit_stackalloc): Do not emit out of range values.
225 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
226 UNSPEC_DEF_CFA constants.
227 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
228 * config/i386/i386.c (ix86_frame_pointer_required): Required
229 for very large frames on SEH target.
230 (ix86_compute_frame_layout): Save area is before frame pointer
231 on SEH target. Handle very large frames.
232 (ix86_expand_prologue): Likewise.
234 2012-07-04 Richard Guenther <rguenther@suse.de>
236 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
237 as in free_lang_data_in_type.
239 2012-07-02 Martin Jambor <mjambor@suse.cz>
241 Backport from mainline.
242 2012-07-02 Martin Jambor <mjambor@suse.cz>
245 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
246 dynamic type change check.
248 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
250 * tree-eh.c (lower_try_finally_switch): Really put the location of the
251 last statement of the finally block onto the switch.
253 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
255 * configure: Regenerate.
257 Backport from mainline.
258 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
260 * config.gcc (target_type_format_char): New. Document it. Set it for
262 * configure.ac (gnu_unique_option): Use target_type_format_char
263 in test. Comment rationale.
265 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
267 Backport from mainline.
268 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
270 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
272 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
274 Backport from 2012-06-28 mainline r189049
277 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
278 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
279 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
280 avr_hard_regno_call_part_clobbered.
282 2012-06-28 Richard Guenther <rguenther@suse.de>
285 * expr.c (expand_expr_real_1): Verify if the type is complete
286 before inspecting its size.
288 2012-06-27 Nick Clifton <nickc@redhat.com>
290 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
293 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
296 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
298 2012-06-26 Nick Clifton <nickc@redhat.com>
300 * config/rx/rx.md (simple_return): Use the simple_return rtx.
302 2012-06-25 Jakub Jelinek <jakub@redhat.com>
305 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
306 of x x x in the vmovlps load alternative.
308 2012-06-22 Richard Guenther <rguenther@suse.de>
310 * gcov-iov.c: Include bconfig.h and system.h.
312 2012-06-22 Richard Guenther <rguenther@suse.de>
314 PR gcov-profile/53744
315 * gcov-iov.c (main): Treat "" and "prerelease" the same.
317 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
319 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
320 DECL_IGNORED_P non-reg vars even if they are used.
322 2012-06-19 Jason Merrill <jason@redhat.com>
325 * dwarf2out.c (modified_type_die): Use scope_die_for.
326 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
327 (uses_local_type_r, uses_local_type): New.
328 (scope_die_for): Keep a type that uses a local type in local scope.
329 Use get_context_die for namespace and type scope.
331 2012-06-19 Richard Guenther <rguenther@suse.de>
334 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
335 replace it with the first non-BLOCK context.
337 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
339 PR rtl-optimization/53700
341 Backport from mainline
342 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
344 * ira-color.c (setup_left_conflict_sizes_p): Process all
347 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
349 Backport from mainline
350 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
354 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
355 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
356 instead of xop_mulv2div2di3_low.
357 (xop_p<macs>dql): Fix vec_select selector.
358 (xop_p<macs>dqh): Ditto.
359 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
360 (xop_mulv2div2di3_high): Ditto.
362 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
364 Backport from mainline:
365 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
369 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
371 Backport from mainline:
372 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
374 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
375 * config/pa/pa.c (pa_attr_length_millicode_call): Use
376 MAX_PCREL17F_OFFSET instead of fixed offset.
377 (pa_attr_length_call): Likewise.
378 (pa_attr_length_indirect_call): Likewise.
380 2012-06-15 Walter Lee <walt@tilera.com>
382 Backport from mainline:
383 2012-06-15 Walter Lee <walt@tilera.com>
385 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
387 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
389 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
391 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
393 Backport from mainline:
395 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
396 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
397 * gimple.h (block_in_transaction): Check for flag_tm.
399 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
401 PR tree-optimization/52558
403 Backport from mainline:
404 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
405 * gimple.h (gimple_set_in_transaction): Remove.
406 (gimple_in_transaction): Look in BB instead.
407 (gimple_statement_base): Remove in_transaction field.
408 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
409 * trans-mem.c (compute_transaction_bits): Place transaction bit
410 information into basic blocks.
412 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
414 PR tree-optimization/52558
415 * cfg.c (alloc_aux_for_edge): Fix comment.
416 (alloc_aux_for_edge): Remove static.
417 * basic-block.h (alloc_aux_for_edge): Protoize.
418 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
419 (execute_sm_if_changed_flag): New.
420 (execute_sm_if_changed_flag_set): New.
421 (execute_sm): Do not generate data races unless requested.
422 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
423 (tree_ssa_lim_finalize): Call free_aux_for_edges.
424 * gimple.h (block_in_transaction): New.
425 (gimple_in_transaction): Use block_in_transaction.
427 2012-06-14 Jakub Jelinek <jakub@redhat.com>
429 Backported from mainline
430 2012-06-12 Jakub Jelinek <jakub@redhat.com>
432 PR rtl-optimization/53589
433 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
434 discovery even when e->dest != target. If any LABEL_REF points
435 to e->dest label, redirect it to target's label.
437 2012-06-07 Jakub Jelinek <jakub@redhat.com>
440 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
441 returns false, replace stmt with GIMPLE_NOP.
442 (check_omp_nesting_restrictions): Instead of issuing warnings,
443 issue errors and return false if any errors were reported.
445 2012-06-14 Richard Guenther <rguenther@suse.de>
447 * BASE-VER: Set to 4.7.2.
448 * DEV-PHASE: Set to prerelease.
450 2012-06-12 Christian Bruel <christian.bruel@st.com>
453 * config/sh/sh.c (sh_option_override): Don't force
454 flag_omit_frame_pointer and maccumulate_outgoing_args.
455 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
457 2012-06-14 Release Manager
459 * GCC 4.7.1 released.
461 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
463 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
465 2012-06-13 Richard Henderson <rth@redhat.com>
467 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
468 iterator instead of INT.
470 2012-06-08 Richard Henderson <rth@redhat.com>
473 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
474 note to a clobber insn when no other insn is available.
476 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
479 * doc/invoke.texi (Wenum-compare): Update documentation.
481 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
484 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
486 (altivec_stvlxl): Ditto.
487 (altivec_stvrx): Ditto.
488 (altivec_stvrxl): Ditto.
490 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
493 * trans-mem.c (expand_block_edges): Do not skip the first
494 statement when resetting the BB.
496 2012-06-04 Richard Guenther <rguenther@suse.de>
499 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
500 create new assembler names.
502 2012-06-04 Richard Guenther <rguenther@suse.de>
504 Backport from mainline
505 2012-04-25 Jakub Jelinek <jakub@redhat.com>
508 * stor-layout.c (get_best_mode): Don't return mode with bitsize
509 larger than maxbits. Don't compute maxbits modulo align.
510 Also check that unit bytes long store at bitpos / unit * unit
511 doesn't affect bits beyond bitregion_end.
512 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
513 would not fit into bitregion_start ... bitregion_end + 1 bit
515 (store_split_bit_field): Decrease unit close to end of bitregion_end
516 if access is restricted in order to avoid mutual recursion.
518 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
520 Backport from 2012-06-04 mainline r188172
523 * config/avr/avr-stdint.h: New file.
524 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
527 2012-06-04 Jakub Jelinek <jakub@redhat.com>
529 PR tree-optimization/53550
530 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
531 is POINTER_TYPE_P, use sizetype as step type instead of type.
533 2012-06-04 Richard Guenther <rguenther@suse.de>
534 Eric Botcazou <ebotcazou@adacore.com>
536 Backport from mainline
537 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
539 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
540 Change type of BITOFFSET to signed. Make sure the lower bound of
541 the computed range is non-negative by adjusting OFFSET and BITPOS.
542 (expand_assignment): Adjust call to get_bit_range.
544 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
546 * expr.c (get_bit_range): Return the null range if the enclosing record
547 is part of a larger bit field.
549 2012-03-20 Richard Guenther <rguenther@suse.de>
551 * stor-layout.c (finish_bitfield_representative): Fallback
552 to conservative maximum size if the padding up to the next
553 field cannot be computed as a constant.
554 (finish_bitfield_layout): If we cannot compute the distance
555 between the start of the bitfield representative and the
556 bitfield member start a new representative.
557 * expr.c (get_bit_range): The distance between the start of
558 the bitfield representative and the bitfield member is zero
559 if the field offsets are not constants.
561 2012-03-16 Richard Guenther <rguenther@suse.de>
563 * stor-layout.c (finish_bitfield_representative): Fall back
564 to the conservative maximum size if we cannot compute the
565 size of the tail padding.
567 2012-03-14 Richard Guenther <rguenther@suse.de>
569 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
570 * stor-layout.c (start_bitfield_representative): New function.
571 (finish_bitfield_representative): Likewise.
572 (finish_bitfield_layout): Likewise.
573 (finish_record_layout): Call finish_bitfield_layout.
574 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
575 for QUAL_UNION_TYPE fields.
576 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
577 Stream DECL_BIT_FIELD_REPRESENTATIVE.
578 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
583 * expr.c (get_bit_range): Unconditionally extract bitrange
584 from DECL_BIT_FIELD_REPRESENTATIVE.
585 (expand_assignment): Adjust call to get_bit_range.
587 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
590 * fold-const.c (fold_binary_loc): Refine previous change.
592 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
594 Backport from mainline
595 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
598 * config/sh/sh.c (find_barrier): Add equality check of last_got to
599 avoid going above orig insn. Update comments.
601 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
603 Backport from mainline
604 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
607 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
608 prologue for unwinder and profiler.
610 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
612 Backport from mainline
613 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
615 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
617 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
619 Backport from mainline
620 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
622 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
625 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
627 Backport from mainline
628 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
630 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
631 operand is CONST_INT. Take COSTS_N_INSNS into account.
632 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
635 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
637 * config/avr/avr.opt (-msp8): Document it.
638 * doc/invoke.texi (AVR Options): Copy from trunk docu.
640 2012-05-31 Richard Guenther <rguenther@suse.de>
643 * expr.c (expand_assignment): Do not use movmisalign on
646 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
649 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
650 (pa_section_type_flags): New.
651 (pa_legitimate_constant_p): Revert previous change.
653 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
655 Backport from mainline
656 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
659 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
661 (ipa_tm_create_version): Same.
663 2012-05-30 Jason Merrill <jason@redhat.com>
666 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
667 about array compound literals.
669 2012-05-30 Richard Guenther <rguenther@suse.de>
672 * fold-const.c (fold_binary_loc): Make sure to call
673 fold_plusminus_mult_expr with the original sign of operands.
675 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
677 * explow.c (probe_stack_range): Restore simple control flow and stop
678 again when the probe cannot be generated if HAVE_check_stack.
680 2012-05-30 Jakub Jelinek <jakub@redhat.com>
682 PR rtl-optimization/53519
683 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
684 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
686 2012-05-29 Richard Guenther <rguenther@suse.de>
688 PR tree-optimization/53516
689 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
691 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
693 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
695 Backport from mainline
696 2012-05-28 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/53438
699 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
701 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
703 Backport from mainline
704 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
706 PR rtl-optimization/52528
707 * combine.c (can_combine_p): Add setting of subst_low_luid
708 before call to expand_field_assignment().
710 2012-05-26 Martin Jambor <mjambor@suse.cz>
712 Backport from mainline
713 2012-05-23 Martin Jambor <mjambor@suse.cz>
715 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
717 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
720 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
721 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
723 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
726 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
727 (ix86_expand_vec_perm): Use int mode instead of float.
729 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
732 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
733 gnu_ld variables to yes.
734 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
735 (HAVE_GNU_AS): Likewise.
736 * config.in: Regenerate.
737 * configure: Likewise.
739 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
741 Backport from mainline
742 2012-03-12 Richard Guenther <rguenther@suse.de>
743 * config/arm/arm.c (neon_dereference_pointer): Do not call
744 covert during RTL expansion.
746 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
748 Backport from mainline
749 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
752 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
753 relied on signed overflow behavior.
755 2012-05-24 Richard Guenther <rguenther@suse.de>
758 * tree-profile.c (tree_profiling): Cleanup the CFG if
759 execute_fixup_cfg requests it.
761 2012-05-24 Jakub Jelinek <jakub@redhat.com>
763 PR tree-optimization/53465
764 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
765 vr0 into *vr, then vrp_meet that.
766 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
767 have any equivalences.
768 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
771 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
773 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
775 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
776 (iterative_hash_gimple_type): Adjust comment.
777 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
778 domain for an array type instead of the domain type itself.
780 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
782 Backport from 2012-05-23 mainline r187803
785 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
786 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
789 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
791 Backport from 2012-05-03 mainline r187075
793 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
794 has_fma4 for AMD processors with both fma3 and fma4 support.
796 2012-05-22 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/53408
799 * tree-vect-loop.c (vectorizable_induction): Properly check
800 the restriction that we cannot handle induction results from
801 the inner loop outside of the outer loop.
803 2012-05-21 Jakub Jelinek <jakub@redhat.com>
805 PR tree-optimization/53436
806 * omp-low.c (omp_build_component_ref): New function.
807 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
809 PR tree-optimization/53366
810 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
811 tests if complex_numbers == 2, but there are non-complex number loads
814 PR tree-optimization/53409
815 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
816 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
818 PR tree-optimization/53410
819 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
820 instead of build_int_cst (type, 0) where vector types might be
823 2012-05-21 Joseph Myers <joseph@codesourcery.com>
826 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
827 from folded operands before wrapping another around the
828 conditional expression.
830 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
831 Patrick Marlier <patrick.marlier@gmail.com>
833 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
836 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
838 Backport from mainline
839 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
842 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
843 (UNSPECV_RDRAND): This.
844 (rdrand<mode>_1): Updated.
846 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
848 Backport from mainline
849 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
851 * config/i386/driver-i386.c (host_detect_local_cpu): Support
852 RDRND, F16C and FSGSBASE.
854 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
856 Backport from mainline
857 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
859 * tree-ssa-pre.c (can_value_number_call): Delete.
860 (compute_avail): Skip all statements with side effects.
861 <GIMPLE_CALL>: Skip calls to internal functions.
863 2012-05-18 David S. Miller <davem@davemloft.net>
865 Backport r185385 from mainline
866 2012-03-14 Richard Guenther <rguenther@suse.de>
869 * tree-vect-generic.c (type_for_widest_vector_mode): Take
870 element type instead of mode, use build_vector_type_for_mode
871 instead of the langhook, build a vector of proper signedness.
872 (expand_vector_operations_1): Adjust.
874 2012-05-18 Olivier Hainque <hainque@adacore.com>
876 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
877 $(libsubdir) as libexecsubdir.
879 2012-05-16 Andrew Pinski <apinski@cavium.com>
881 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
884 2012-05-16 David S. Miller <davem@davemloft.net>
886 * jump.c (delete_related_insns): If we remove a CALL, make sure
887 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
889 2012-05-16 Richard Henderson <rth@redhat.com>
892 * combine-stack-adj.c (prev_active_insn_bb): New.
893 (next_active_insn_bb): New.
894 (force_move_args_size_note): New.
895 (combine_stack_adjustments_for_block): Use it.
897 2012-05-16 Olivier Hainque <hainque@adacore.com>
899 * Makefile.in (install-no-fixedincludes): New target, former toplevel
900 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
901 Add comments and improve stamp preservation across the whole sequence.
902 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
904 2012-05-16 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/53364
907 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
908 detect a view-conversion of the decl.
910 2012-05-15 Jakub Jelinek <jakub@redhat.com>
913 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
914 that operands[2] is either immediate, or q_regs_operand.
916 2012-05-15 Bin Cheng <bin.cheng@arm.com>
918 Backport r187139 from mainline.
919 2012-05-04 Bin Cheng <bin.cheng@arm.com>
921 PR rtl-optimization/52804
922 * reload1.c (reload_reg_reaches_end_p): Check whether successor
923 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
924 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
925 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
926 RELOAD_FOR_OUTADDR_ADDRESS.
928 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
932 generate target register for "load" class builtins.
935 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
939 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
940 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
941 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
942 (<sse>_movu<ssemodesuffix>): New expander.
943 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
944 (avx_movdqu<avxmodesuffix>): New expander.
945 (*sse2_movdqu): Rename from sse2_movdqu.
946 (sse2_movdqu): New expander.
948 2012-05-14 Jakub Jelinek <jakub@redhat.com>
950 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
951 lineno 1 the same as lineno 0 before first start file directive.
952 (optimize_macinfo_range): Likewise.
954 * dwarf2out.c (have_macinfo): Define.
955 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
956 attribute, don't force empty compilation unit and don't emit any
957 .debug_macinfo/.debug_macro section if macinfo_table is empty.
959 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
961 Backport from mainline
962 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
964 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
965 ORDERED and UNORDERED conditions.
967 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
969 * function.c (requires_stack_frame_p): If the function can throw
970 non-call exceptions, return true if the insn can throw internally.
972 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
974 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
975 DECL_ORIGINAL_TYPE if it is present.
977 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
979 Backport from 2012-05-12 mainline r187342.
982 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
983 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
984 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
985 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
986 (expand_prologue): Move initialization of cfun->machine->is_naked,
987 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
988 (avr_set_current_function): ...this new static function.
989 (TARGET_SET_CURRENT_FUNCTION): New define.
990 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
991 checking attributes of current_function_decl.
992 (avr_regs_to_save): Ditto.
993 (signal_function_p): Rename to avr_signal_function_p.
994 (interrupt_function_p): Rename to avr_interrupt_function_p.
996 * doc/extend.texi (Function Attributes): Better explanation of
997 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1000 2012-05-09 Matthias Klose <doko@ubuntu.com>
1002 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1004 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1007 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1008 when a constant source operand matches an "I" constraint, the "no
1009 CC0 change" applies to a register-destination only, not a
1010 strict_low_part-destination.
1012 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1014 Backport from mainline:
1015 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1017 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1019 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1021 PR tree-optimization/53239
1022 * tree-vrp.c (get_value_range): Set VR of
1023 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1026 2012-05-07 Richard Guenther <rguenther@suse.de>
1028 PR tree-optimization/53195
1029 * tree-inline.c (setup_one_parameter): Properly add referenced
1030 vars from the parameters new known value.
1032 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1034 Backport from mainline:
1035 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1038 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1041 2012-05-04 Ian Lance Taylor <iant@google.com>
1043 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1044 values from false to NULL.
1046 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1048 Backport from mainline
1049 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1052 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1053 (TARGET_CMOV): Rename from TARGET_CMOVE.
1054 (TARGET_CMOVE): New define.
1055 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1056 Do not set TARGET_CMOVE here.
1058 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1060 Backport from mainline:
1062 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1064 PR tree-optimization/52633
1065 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1066 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1067 (vect_recog_over_widening_pattern): Remove handling of code that was
1068 already detected as over-widening pattern. Remove special handling
1069 of "unsigned" cases. Instead, support general case of conversion
1070 of the shift result to another type.
1072 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1074 * tree-vect-patterns.c (vect_single_imm_use): New function.
1075 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1076 (vect_recog_over_widening_pattern): Likewise.
1077 (vect_recog_widen_shift_pattern): Likewise.
1079 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1081 PR tree-optimization/52870
1082 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1083 presumed pattern statement is within the same loop or basic block.
1085 2012-05-04 Richard Guenther <rguenther@suse.de>
1087 * common.opt (flto-report): Do not mark as Optimization.
1089 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1092 * recog.c (constrain_operands): If extra constraints are present, also
1093 accept pseudo-registers with equivalent memory locations during reload.
1095 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1097 Backport from the mainline
1098 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1101 * config/rs6000/rs6000.md (bswapdi splitters): If
1102 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1103 default) is used, generate an alternate sequence that does not
1104 depend on using indexed addressing.
1106 2012-05-03 David S. Miller <davem@davemloft.net>
1109 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1110 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1111 (sparc_emit_float_lib_cmp): Likewise.
1113 2012-05-04 Martin Jambor <mjambor@suse.cz>
1115 Backport from mainline
1116 2012-05-02 Martin Jambor <mjambor@suse.cz>
1119 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1120 of a variable when the contect is a function.
1122 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1125 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1126 append program name to it and pass that as first argument
1127 to make_relative_prefix. Always pass standard_libexec_prefix
1128 as last argument to make_relative_prefix. If
1129 make_relative_prefix returns NULL, fall back to
1130 standard_libexec_prefix.
1133 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1137 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1138 mode, return that mode.
1140 2012-05-03 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/53144
1143 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1145 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1146 with SSA name values.
1147 (vn_reference_lookup_3): Adjust callers.
1149 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1151 PR tree-optimization/53163
1152 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1153 return value from compute_all_dependences.
1155 PR rtl-optimization/53160
1156 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1157 has been modified by ree pass already.
1159 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1161 Backport from mainline
1162 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1165 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1166 calls to cgraph_node_name in xstrdup.
1167 (ipa_make_edge_direct_to_target): Ditto.
1168 * tree-sra.c (convert_callers_for_node): Ditto.
1169 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1170 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1171 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1172 (cgraph_materialize_all_clones): Ditto.
1173 * ipa-inline.c (report_inline_failed_reason): Ditto.
1174 (want_early_inline_function_p): Ditto.
1175 (edge_badness): Ditto.
1176 (update_edge_key): Ditto.
1177 (flatten_function): Ditto.
1178 (ipa_inline): Ditto.
1179 (inline_always_inline_functions): Ditto.
1180 (early_inline_small_functions): Ditto.
1182 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1184 Backport from mainline
1185 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1187 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1188 Introduce emul_name to select the right linker emulation for
1189 powerpc64-*-freebsd*.
1190 * configure: Regenerate.
1191 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1192 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1193 * config/rs6000/freebsd64.h: New file.
1194 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1196 (rs6000_savres_strategy): Likewise.
1197 (rs6000_savres_routine_name): Likewise.
1198 (rs6000_elf_file_end): Likewise.
1199 * config/rs6000/t-freebsd64: New file.
1200 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1201 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1203 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1205 Backport from mainline
1206 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1209 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1211 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1213 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1214 predicate to discriminate types.
1216 2012-04-27 Richard Guenther <rguenther@suse.de>
1219 * convert.c (convert_to_integer): Avoid infinite recursion for
1220 target-defined built-in types.
1222 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1225 * config/cris/cris.md ("*andhi_lowpart_v32")
1226 ("*andqi_lowpart_v32"): Change first input-only operand from
1227 a (match_operand ...) to (match_dup 0). Drop alternatives with
1228 const_int-matching constraints for redundancy.
1229 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1230 three-operand alternative.
1232 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1234 Backport from mainline
1235 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1238 (*addsi_2_zext): Ditto.
1239 (*add<mode>_3): Ditto.
1240 (*addsi_3_zext): Ditto.
1241 (*add<mode>_5): Ditto.
1243 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1246 * c-typeck.c (set_nonincremental_init,
1247 set_nonincremental_init_from_string): Pass true instead of false
1248 as IMPLICIT to add_pending_init.
1250 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1252 Backport from 2012-04-24 mainline r186768.
1255 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1257 2012-04-24 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/53085
1260 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1263 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1266 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1268 (output_addressed_constants): Likewise.
1271 * varasm.c (get_section): Don't ICE for section conflicts with
1272 built-in section kinds.
1274 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1276 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1278 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1280 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1282 2012-04-23 Richard Guenther <rguenther@suse.de>
1285 * c-typeck.c (build_binary_op): Fix typo.
1287 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1289 PR tree-optimizations/52891
1290 * tree-vect-patterns.c (adjust_bool_pattern): Use
1291 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1292 but with non-standard precision.
1294 2012-04-22 Ian Lance Taylor <iant@google.com>
1296 * godump.c (go_output_typedef): Dump size of structs.
1298 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1300 Backport from mainline:
1302 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1303 hints for 'A' operand types.
1305 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1307 Backport from 2012-04-19 mainline r186588.
1310 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1311 the case *(X+const).
1313 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1315 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1317 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/sync.md (atomic_<code><mode>): Rename to
1321 atomic_<logic><mode>.
1323 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1325 Backport from mainline
1326 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1330 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1331 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1332 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1333 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1334 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1335 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1336 gen_avx2_permvarv8sf.
1338 2012-04-16 Martin Jambor <mjambor@suse.cz>
1340 Backported from mainline
1342 2012-04-13 Martin Jambor <mjambor@suse.cz>
1345 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1346 fold_ctor_reference returns a zero constant.
1348 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1350 Backported from mainline
1351 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1353 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1354 and __ILP32__ for x32.
1356 2012-04-13 Tom de Vries <tom@codesourcery.com>
1358 Backport from mainline r186418.
1360 2012-04-13 Tom de Vries <tom@codesourcery.com>
1362 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1363 parameters vuse and vuse_escaped.
1364 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1365 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1368 2012-04-13 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/52969
1371 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1372 the condition for the COND_EXPR and handle predicate negation
1373 by swapping the COND_EXPR arms.
1375 2012-04-13 Richard Guenther <rguenther@suse.de>
1378 * convert.c (convert_to_pointer): Remove special-casing of
1381 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1383 Backport from mainline
1384 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1387 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1388 the list of options to enable the FCFID instruction.
1389 (TARGET_EXTRA_BUILTINS): Adjust comment.
1391 2012-04-12 Richard Guenther <rguenther@suse.de>
1393 PR tree-optimization/52943
1394 * tree-chrec.h (chrec_is_positive): Remove.
1395 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1396 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1397 Return false for a constant zero instead of negative.
1398 (analyze_siv_subscript_cst_affine): Handle zero difference
1399 in the initial condition explicitely.
1401 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1404 * varasm.c (process_pending_assemble_externals): Set
1405 pending_assemble_externals_processed true.
1406 (assemble_external): Call assemble_external_real if the pending
1407 assemble externals have been processed.
1409 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1412 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1413 the DECL generated for the special GOT helper.
1415 2012-04-06 Walter Lee <walt@tilera.com>
1417 Backport from mainline
1418 2012-03-07 Walter Lee <walt@tilera.com>
1420 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1421 REG_CFA_* notes for the stack pointer.
1422 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1423 EH_RETURN_STACKADJ_RTX.
1424 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1425 generate REG_CFA_* notes for the stack pointer.
1426 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1427 by EH_RETURN_STACKADJ_RTX.
1429 2012-04-06 Matt Turner <mattst88@gmail.com>
1431 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1433 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1435 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1436 of the destination isn't also a FP_REGS register.
1438 2012-04-03 Richard Guenther <rguenther@suse.de>
1440 Backport from mainline
1441 2012-03-02 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/52406
1444 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1445 (struct indices): Add unconstrained_base member.
1446 (struct dr_alias): Remove unused vops member.
1447 (DR_UNCONSTRAINED_BASE): New define.
1448 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1449 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1450 be an artificial access that covers the whole indexed object,
1451 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1452 plain decl base-objects to their MEM_REF variant.
1453 (dr_may_alias_p): When the base-object of either data reference
1454 has unknown size use only points-to information.
1455 (compute_affine_dependence): Make dumps easier to read and
1457 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1458 DR_REF when looking for packed references.
1459 (vect_supportable_dr_alignment): Likewise.
1461 2012-04-03 Richard Guenther <rguenther@suse.de>
1463 Backport from mainline
1464 2012-03-15 Richard Guenther <rguenther@suse.de>
1467 * tree-data-ref.c (subscript_dependence_tester_1): Check
1468 all dimensions for non-conflicting access functions.
1470 2012-04-03 Richard Guenther <rguenther@suse.de>
1472 Backport from mainline
1473 2012-03-06 Richard Guenther <rguenther@suse.de>
1476 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1478 2012-03-23 Richard Guenther <rguenther@suse.de>
1480 PR tree-optimization/52678
1481 * tree-vectorizer.h (struct _stmt_vec_info): Add
1482 loop_phi_evolution_part member.
1483 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1484 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1485 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1486 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1487 Use the cached evolution part and the PHI nodes value from
1488 the loop preheader edge instead of re-analyzing the evolution.
1490 2012-03-26 Richard Guenther <rguenther@suse.de>
1492 PR tree-optimization/52701
1493 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1494 compute and set the evolution part of PHI nodes.
1496 2012-03-30 Richard Guenther <rguenther@suse.de>
1498 PR tree-optimization/52754
1499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1500 propagate arbitrary addresses into really plain dereferences.
1502 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1504 PR tree-optimization/52835
1505 * tree-data-ref.c (build_rdg): Return NULL if
1506 compute_data_dependences_for_loop failed.
1508 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1510 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1511 (stmt_can_make_abnormal_goto): Use it.
1512 (is_ctrl_altering_stmt): Likewise.
1514 2012-03-31 Martin Jambor <mjambor@suse.cz>
1516 Backported from mainline
1517 2012-03-30 Martin Jambor <mjambor@suse.cz>
1519 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1520 is a builtin_stack_save in a dominating BB.
1522 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1525 crossing 128bit lane boundary.
1527 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1529 Backported from mainline
1530 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1535 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1536 * config/i386/i386.c: Include reload.h.
1537 (ix86_legitimize_reload_address): New function.
1539 2012-03-28 Martin Jambor <mjambor@suse.cz>
1541 Backported from mainline
1542 2012-03-27 Martin Jambor <mjambor@suse.cz>
1545 * tree-sra.c (sra_modify_assign): Do not call
1546 load_assign_lhs_subreplacements when working with an unscalarizable
1549 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1552 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1553 __builtin_va_start to __builtin_next_arg if the latter is
1554 builtin_decl_explicit_p rather than when it is not.
1557 * tree-vect-generic.c (vector_element): Perform multiplication
1558 for pos in bitsizetype type instead of idx type.
1560 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1562 Backport from 2012-03-28 mainline r185910.
1565 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1566 (avr_builtin_decl): New static function.
1567 (struct avr_builtin_description, avr_bdesc): Move up.
1568 Add GTY marker. Add field fndecl. Remove redundant field id.
1569 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1570 (avr_expand_builtin): Code cleanup because .id is removed.
1572 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1575 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1578 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1580 Backport from 2012-03-28 mainline r185907.
1583 * config.gcc (tm_file): Remove avr/multilib.h.
1585 * doc/invoke.texi (AVR Options): Adjust
1586 documentation of -mtiny-stack.
1588 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1589 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1590 * config/avr/t-avr: Remove generation of multilib.h.
1591 * config/avr/t-multilib: Regenerate.
1592 * config/avr/multilib.h: Remove.
1593 * config/avr/avr.opt (-msp8): New option.
1594 (avr_sp8): New variable.
1595 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1596 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1597 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1598 (avr_device_to_sp8): New prototype.
1599 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1600 (DRIVER_SELF_SPECS): New define.
1601 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1602 __AVR_SP8__, __AVR_HAVE_SPH__.
1603 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1604 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1605 (avr_file_start): Ditto.
1607 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1610 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1611 instead of 8 in adjust_address.
1613 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1615 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1616 of a unit before computing the offset in units.
1618 2012-03-27 Richard Guenther <rguenther@suse.de>
1621 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1624 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1627 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1629 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1632 * varasm.c: Include pointer-set.h.
1633 (pending_assemble_externals_set): New pointer set.
1634 (process_pending_assemble_externals): Destroy the pointer set.
1635 (assemble_external): See if decl is in pending_assemble_externals_set,
1636 and add it to pending_assemble_externals if necessary.
1637 (init_varasm_once): Allocate pending_assemble_externals_set.
1639 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1641 Backported from mainline
1642 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1645 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1646 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1647 (vector_ltgt<mode>): Likewise.
1648 (vector_ordered<mode>): Likewise.
1649 (vector_unordered<mode>): Likewise.
1650 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1652 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1654 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1657 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1659 Backported from mainline
1660 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1664 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1665 GENERAL_REGS and FP_REGS for SImode.
1667 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1670 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1671 on any new_local_var_chain vars declared during recursing on
1672 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1674 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1676 Backport from 2012-03-22 mainline r185692.
1679 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1680 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1681 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1682 (delay_cycles_1, delay_cycles_2): Ditto.
1683 (delay_cycles_3, delay_cycles_4): Ditto.
1684 (nopv, *nopv): Ditto.
1685 (sleep, *sleep): Ditto.
1688 Backport from 2012-03-21 mainline r185605.
1690 PR rtl-optimization/52543
1692 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1693 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1694 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1695 (avr_load_libgcc_p): Restrict to __flash loads.
1696 (avr_out_lpm): Only handle 1-byte loads from __flash.
1697 (avr_load_lpm): New function.
1698 (avr_find_unused_d_reg): Remove.
1699 (avr_out_lpm_no_lpmx): Remove.
1700 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1701 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1702 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1703 (load_<mode>, load_<mode>_clobber): New insns.
1704 (mov<mode>): For multi-byte move from non-generic
1705 16-bit address spaces: Expand to load_<mode> resp.
1706 load_<mode>_clobber.
1707 (load<mode>_libgcc): Remove expander.
1708 (split-lpmx): Remove split.
1710 Backport from 2012-03-13 mainline r185329.
1713 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1714 offset (size) to a value the insns can deal with.
1715 (expand_epilogue): Ditto.
1717 Backport from 2012-03-12 mainline r185256.
1720 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1721 type from reg_class_t to enum reg_class.
1722 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1724 Backport from 2012-03-12 mainline r185253.
1727 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1728 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1729 r184615 from 2012-02-28.
1731 Backport from 2012-03-08 mainline r185105.
1733 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1734 for constants in [-63,63].
1736 Backport from 2012-03-08 mainline r185100.
1739 * config/avr/avr.c (avr_mem_clobber): New static function.
1740 (avr_expand_delay_cycles): Add memory clobber operand to
1741 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1742 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1743 (enable_interrupt, disable_interrupt): New expander.
1744 (nopv, sleep, wdr): New expanders.
1745 (delay_cycles_1): Add memory clobber.
1746 (delay_cycles_2): Add memory clobber.
1747 (delay_cycles_3): Add memory clobber.
1748 (delay_cycles_4): Add memory clobber.
1749 (cli_sei): New insn from former "enable_interrupt",
1750 "disable_interrupt" with memory clobber.
1751 (*wdt): New insn from former "wdt" with memory clobber.
1752 (*nopv): Similar, but for "nopv".
1753 (*sleep): Similar, but for "sleep".
1755 Backport from 2012-03-07 mainline r185043.
1758 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1760 Backport from 2012-03-07 mainline r185032.
1763 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1764 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1765 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1767 Backport from 2012-03-07 mainline r185031.
1770 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1772 * config/avr/avr.md (xload_8): Adjust insn length.
1774 Backport from 2012-03-07 mainline r185030.
1777 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1778 if RAMPZ affects reading from RAM.
1780 Backport from 2012-03-05 mainline r184919.
1782 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1784 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1786 Backport from mainline r185259.
1789 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1790 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1792 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1794 Backported from mainline
1795 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1798 * c-parser.c (c_parser_postfix_expression)
1799 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1801 * config/i386/smmintrin.h: Avoid /* within a comment.
1802 * config/i386/nmmintrin.h: Likewise.
1804 2012-03-22 Richard Guenther <rguenther@suse.de>
1806 * BASE-VER: Set to 4.7.1.
1807 * DEV-PHASE: Set to prerelease.
1809 2012-03-22 Release Manager
1811 * GCC 4.7.0 released.
1813 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1815 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1817 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1818 Andrew Pinski <apinski@cavium.com>
1821 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1822 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1823 calls instead of __builtin_ir{int,ound}*.
1825 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1828 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1831 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1833 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1834 Refer to GCC 4.7 version of c99status.html.
1836 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1838 Backport from mainline
1839 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1841 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1842 redefine to be NULL if the current bit-size is different from the
1843 configured bit-size.
1845 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1846 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1847 set the default tuning. Add asserts to make sure the cpu and tune
1848 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1849 test whether the index is set, instead of > 0.
1850 (rs6000_file_start): Do not reset the default cpu if the current
1851 bit-size is different from the configured bit-size.
1853 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1855 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1857 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1858 Update binutils references.
1859 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1860 Update binutils reference.
1861 Update Sun as/GNU ld caveat.
1862 Document binutils largefile requirement for LTO plugin.
1863 Remove reference to alternate libpthread.
1865 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1867 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1869 (Specific, mips-sgi-irix6): Likewise.
1871 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1873 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1874 * configure: Regenerate.
1876 2012-03-07 Richard Henderson <rth@redhat.com>
1878 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1879 * config/m68k/sync.md (atomic_test_and_set): Use it.
1880 (atomic_test_and_set_1): Likewise.
1882 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1885 * Makefile.in: Let install-gcc-ar depend on installdirs,
1886 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1887 Don't double canonicalize if cross-compiling.
1889 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1891 * trans-mem.c: New typedef for tm_region_p.
1892 Define vector types for tm_region_p.
1893 (tm_region_init): Replace region_worklist to a vector called
1896 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1899 * trans-mem.c (tm_region_init): Use last_basic_block.
1901 2012-03-05 Richard Henderson <rth@redhat.com>
1904 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1905 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1906 BIGGEST_ALIGNMENT is aligned.
1908 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1910 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1912 2012-03-05 Richard Henderson <rth@redhat.com>
1915 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1916 instead of calling negqi2 directly.
1918 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1920 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1921 (INTMAX_TYPE): Use it.
1922 (UINTMAX_TYPE): Likewise.
1923 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1924 (irix6_c_common_override_options): Declare.
1925 (C_COMMON_OVERRIDE_OPTIONS): Define.
1926 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1927 * config/mips/irix6-c.c: New file.
1928 * config/mips/t-irix6 (irix6-c.o): New target.
1929 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1932 2012-03-02 Richard Henderson <rth@redhat.com>
1934 * optabs.c (expand_atomic_test_and_set): Honor
1935 atomic_test_and_set_trueval even when atomic_test_and_set
1936 optab is not in use.
1938 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1940 Backport from mainline
1941 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1943 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1945 2012-03-02 Richard Guenther <rguenther@suse.de>
1947 * DEV-PHASE: Set to prerelease.
1949 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1951 * config.gcc (obsolete): Add all ARM targets using the FPA.
1952 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1953 * doc/install.texi: Avoid references to obsolete ARM ports.
1955 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1957 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1959 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1960 Joern Rennecke <joern.rennecke@embecosm.com>
1962 * doc/extend.texi: Expand and update information on interrupt
1963 attribute for Epiphany.
1965 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1967 * config/sh/sh-protos.h: Update copyright notice dates.
1968 * config/sh/sh.h: Likewise.
1969 * config/sh/sh.md: Likewise.
1970 * config/sh/constraints.md: Likewise.
1971 * config/sh/predicates.md: Likewise.
1973 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1975 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1976 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1978 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1980 * config/sh/constraints.md: Fix comment typo.
1982 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1985 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1986 unsigned HOST_WIDE_INT.
1987 (zvdep_imm64): Likewise.
1988 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1989 (vdepi_and): Likewise.
1990 Likewise for unamed 64-bit patterns.
1991 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1993 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1996 PR rtl-optimization/52417
1997 * cselib.c (cselib_any_perm_equivs): New variable.
1998 (cselib_reset_table): Check that it's not set when not
1999 preserving constants.
2000 (cselib_add_permanent_equiv): Set it.
2001 (cselib_have_permanent_equivalences): New.
2002 (cselib_init, cselib_finish): Reset it.
2003 * cselib.h (cselib_have_permanent_equivalences): Declare.
2004 * alias.c (get_addr): Restore earlier behavior when there
2005 aren't permanent equivalences.
2007 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2009 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2010 * config/v850/v850-modes.def: Fix copyright notice.
2012 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2014 * doc/extend.texi (AVR Built-in Functions): Document
2015 __builtin_avr_flash_segment.
2017 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2018 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2019 (*split.flash_segment): New insn-and-split.
2020 * config/avr/avr.c (avr_init_builtins): Add local variables:
2021 const_memx_void_node, const_memx_ptr_type_node,
2022 char_ftype_const_memx_ptr.
2024 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2026 PR tree-optimization/52445
2027 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2028 add ssa_name_ver, offset and size fields and change store field
2030 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2031 (add_or_mark_expr): Likewise. Only consider previous stores
2032 with the same size and offset.
2033 (nt_init_block): Only look at gimple_assign_single_p stmts,
2034 doesn't look at rhs2.
2036 2012-03-01 Richard Guenther <rguenther@suse.de>
2039 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2040 conversions from integral types to pointer types.
2042 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2044 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2045 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2046 unintentionally removed in r184616.
2048 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2050 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2053 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2054 Uros Bizjak <ubizjak@gmail.com>
2057 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2058 alternatives, add "e" constraint to the new last alternative
2059 and ! to last 3 alternatives.
2061 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2063 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2064 DW_AT_artificial attributes at the end of the processing.
2065 (gen_array_type_die): Likewise.
2066 (gen_enumeration_type_die): Likewise.
2067 (gen_struct_or_union_type_die): Likewise.
2068 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2071 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2074 * expr.c (expand_assignment): If doing misaligned store that doesn't
2075 cover all mode bits, perform a RMW cycle.
2077 PR tree-optimization/52429
2078 * tree-parloops.c (separate_decls_in_region_debug): Return early
2079 if var is LABEL_DECL.
2081 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2083 PR tree-optimization/52424
2084 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2085 calling dom_thread_across_edge.
2087 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2089 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2091 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2093 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2094 * config/avr/avr.c (avr_output_bld): Remove unused function.
2095 (avr_out_sbxx_branch): Use "%T" to print bit position.
2097 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2099 * config/avr/avr.md: Untabify.
2101 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2103 * config/avr/avr.md (eqne): New code iterator.
2104 (*dec-and-branchsi): Use it in text peephole's condition.
2105 (*dec-and-branchhi): Ditto.
2106 (*dec-and-branchqi): Ditto.
2108 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2111 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2112 the device does not have the skip-bug.
2114 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2116 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2117 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2118 -mpretend-cmove): New.
2120 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2123 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2124 doesn't count DEBUG_INSN refs.
2125 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2126 for DEBUG_INSN refs.
2128 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2132 2012-02-20 Richard Guenther <rguenther@suse.de>
2133 PR tree-optimization/52298
2134 * tree-vect-stmts.c (vectorizable_load): Properly use
2135 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2138 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2141 * gimple.h (gimple_in_transaction): New.
2142 (gimple_set_in_transaction): New.
2143 (struct gimple_statement_base): Add in_transaction field.
2144 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2146 (tree_ssa_lim_initialize): Compute transaction bits.
2147 * tree.h (compute_transaction_bits): Protoize.
2148 * trans-mem.c (tm_region_init): Use the heap to store BB
2150 (compute_transaction_bits): New.
2152 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2154 * gcc.c (display_help): Document --help=common and sort entries
2157 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2159 * doc/install.texi: Document check-$LANG specific shortcuts
2161 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2164 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2166 * config/arm/arm_neon.h: Regenerate.
2167 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2168 (neon_vcgeu): New insn.
2169 (neon_vcgtu): Likewise.
2170 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2171 (ops): Unsigned comparison intrinsics call a different
2174 2012-02-28 Richard Guenther <rguenther@suse.de>
2177 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2178 ordering for the VEC_CONCAT for two element vectors for
2179 V2SFmode, V2SImode and V2DImode.
2181 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2184 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2185 detecting big-endian triplets.
2187 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2189 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2190 mode if there is no type information available.
2192 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2194 PR tree-optimization/53207
2195 * doc/invoke.texi: Document as experimental and relying on graphite.
2197 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2199 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2200 of initializer to changes from r184614.
2202 2012-02-28 Richard Guenther <rguenther@suse.de>
2204 PR tree-optimization/52395
2205 * tree-sra.c (build_ref_for_offset): Also look at the base
2206 TYPE_ALIGN when figuring out the alignment of the replacement.
2208 2012-02-28 Richard Guenther <rguenther@suse.de>
2210 PR tree-optimization/52402
2211 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2212 mis-aligned types when creating the accesses at the call site.
2214 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2216 * config/avr/builtins.def: New file.
2217 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2218 * config/avr/avr.c (enum avr_builtin_id): Use it.
2219 (avr_init_builtins): Use it. And use avr_bdesc.
2220 (bdesc_1arg): Remove.
2221 (bdesc_2arg): Remove.
2222 (bdesc_3arg): Remove.
2223 (struct avr_builtin_description): Add field n_args.
2224 (avr_bdesc): New static variable using builtins.def.
2225 (avr_expand_builtin): Use it.
2226 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2227 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2228 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2230 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2233 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2234 match only one single hard register with respective hard reg rtx.
2235 (movmemx_<mode>): Ditto.
2236 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2237 insn anatomy of movmem[x]_<mode>.
2238 (avr_out_movmem): Same for printing assembler and operand usage.
2240 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2244 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2245 address spaces located outside of device flash.
2247 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2248 (mcu_type_s): Add field n_flash.
2249 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2250 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2251 (AVR_MCU): Add N_FLASH argument.
2252 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2253 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2254 macro __FLASH<n> if that address space makes sense for the device.
2255 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2256 outside of target flash.
2257 (avr_asm_named_section): Ditto.
2258 (avr_asm_select_section): Ditto.
2259 (avr_addr_space_convert): Ditto.
2260 (avr_emit_movmemhi): Ditto.
2261 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2262 address space is outside of device flash.
2263 (avr_insert_attributes): Ditto.
2264 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2265 avr_current_arch->n_segments.
2267 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2270 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2272 (*movabs<mode>_2): Likewise.
2274 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2277 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2278 s_register_operand in the test instead of REG_P. Don't call
2279 gen_reg_rtx if it won't be used.
2281 PR tree-optimization/52376
2282 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2284 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2286 * ifcvt.c (noce_get_condition): Check condition variable is not
2287 small_register_classes_for_mode_p before accepting.
2289 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2293 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2296 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2297 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2299 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2301 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2303 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2305 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2307 * config/sh/predicates.md: Remove blank lines.
2308 * config/sh/sh.c: Fix typos in comments.
2309 * config/sh/constraints.md: Likewise.
2310 * config/sh/sh.md: Remove blank lines.
2311 Fix typos in comments. Use ;; as comment characters.
2313 2012-02-26 Walter Lee <walt@tilera.com>
2315 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2316 (replace_mov_pcrel_step2): Ditto.
2318 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2321 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2322 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2323 and locs that reference values newer than the non-canonical value
2324 at hand. Return the canonical value as a worst case.
2325 (memrefs_conflict_p): Walk canonical value's locs.
2328 * cselib.c (preserve_only_constants): Rename to...
2329 (preserve_constants_and_equivs): ... this. Split out...
2330 (invariant_or_equiv_p): ... this. Preserve plus expressions
2331 of other preserved expressions too.
2332 (cselib_reset_table): Adjust.
2333 * var-tracking.c (reverse_op): Use canonical value to build
2336 2012-02-23 Kai Tietz <ktietz@redhat.com>
2338 * config/i386/i386.c (ix86_delegitimize_address): Handle
2339 UNSPEC_PCREL plus displacement.
2341 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2344 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2345 to test for unusedness in st X addressing.
2347 2012-02-24 Richard Guenther <rguenther@suse.de>
2350 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2351 (is_gimple_reg_type): Move inline ...
2352 * gimple.h (is_gimple_reg_type): ... here.
2354 2012-02-24 Richard Guenther <rguenther@suse.de>
2357 * passes.c (execute_function_todo): When verifying SSA form
2358 verify gimple form first.
2359 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2361 2012-02-24 Richard Guenther <rguenther@suse.de>
2364 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2365 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2367 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2369 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2371 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2373 * tree-phinodes.c (make_phi_node): Mark static.
2374 * tree-flow.h (make_phi_node): Remove extern decl.
2375 * doc/gimple.texi (make_phi_node): Remove documentation.
2377 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2379 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2380 * tree-ssa-sccvn.c (print_scc): Ditto.
2382 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2384 * doc/passes.texi (Full redundancy elimination): Fix typo.
2386 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2388 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2390 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2393 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2395 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2398 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2400 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2402 * config/avr/avr.md (code_stdname): Add ior, xor.
2403 (xior): New code iterator.
2404 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2405 (*<code_stdname><mode>qi.byte1-3): Ditto.
2407 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2409 PR tree-optimization/52019
2410 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2413 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2415 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2416 HAVE_INITFINI_ARRAY to work around namespace pollution in
2417 certain versions of newlib system headers.
2418 * config.in: Regenerate.
2419 * configure: Regenerate.
2420 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2421 instead of HAVE_INITFINI_ARRAY.
2423 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2426 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2427 is not offsettable memory reference.
2429 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2432 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2433 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2435 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2437 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2438 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2440 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2442 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2443 library on Solaris 8 even without TLS support.
2444 * configure: Regenerate.
2446 2012-02-22 Richard Guenther <rguenther@suse.de>
2449 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2450 for GIMPLE_DEBUG stmts.
2452 2012-02-22 Martin Jambor <mjambor@suse.cz>
2455 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2456 according to the base object.
2458 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2460 PR rtl-optimization/50063
2461 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2462 and 2 (8-bit SP) in operand 2.
2463 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2464 setup to use movhi_sp_r instead of vanilla move to write SP.
2465 Adjust REG_CFA notes to superseed unspec.
2466 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2468 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2469 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2470 irq_state 1 (IRQ known to be on) here.
2472 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2474 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2476 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2477 assign_hard_reg): Likewise.
2479 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2481 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2483 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2486 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2487 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2489 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2491 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2492 prototype from here to...
2493 * config/avr/avr.h: ...here.
2495 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2498 * thumb2.md (thumb2_shiftsi3_short): Split register and
2499 immediate shifts. For register shifts tie operands 0 and 1.
2500 (peephole2 for above): Check that register-controlled shifts
2501 have suitably tied operands.
2503 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2506 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2507 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2508 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2509 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2510 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2511 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2512 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2513 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2514 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2515 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2516 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2517 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2518 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2519 bdver1_ssevector_avx256_unaligned_load,
2520 bdver1_ssevector_sse128_unaligned_load,
2521 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2522 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2523 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2524 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2525 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2526 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2527 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2528 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2529 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2530 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2531 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2532 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2533 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2534 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2535 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2536 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2537 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2538 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2539 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2540 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2541 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2542 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2543 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2544 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2545 bdver1_ssediv_double_load, bdver1_ssediv_double,
2546 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2547 Add "bdver2" attribute.
2549 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2551 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2552 default if possible and not specified otherwise.
2554 2012-02-21 Richard Guenther <rguenther@suse.de>
2557 * gimplify.c (create_tmp_from_val): Use the main variant type
2558 for the type of the temporary we create.
2560 2012-02-21 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/52324
2563 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2564 do not gimplify a MEM_REF address operand if it is already
2567 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2569 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2570 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2572 2012-02-21 Richard Guenther <rguenther@suse.de>
2574 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2575 nested_in_vect_loop.
2577 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2579 PR tree-optimization/52318
2580 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2581 vdef also to non-pure/const call stmts in the sequence.
2583 2012-02-20 David S. Miller <davem@davemloft.net>
2585 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2586 don't use the "rd %pc" instruction on v9 for PIC register loads.
2588 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2591 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2592 in a transaction safe function.
2594 2012-02-20 Kai Tietz <ktietz@redhat.com>
2597 * stor-layout.c (place_field): Handle desired_align for
2600 2012-02-20 Richard Guenther <rguenther@suse.de>
2602 PR tree-optimization/52298
2603 * tree-vect-stmts.c (vectorizable_store): Properly use
2604 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2606 (vectorizable_load): Likewise.
2607 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2608 Access DR_STEP after ensuring it is not NULL.
2610 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2612 PR tree-optimization/52286
2613 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2614 optimization use double_int_to_tree instead of build_int_cst_wide,
2615 rewrite to use double_int vars.
2617 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2620 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2622 Remove -e 0 from $gcc_cv_ld invocation.
2623 Only use __GLIBC_PREREQ if defined.
2624 Enable on Solaris since Solaris 8 patch.
2625 (gcc_SUN_LD_VERSION): New macro.
2626 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2627 gcc_SUN_LD_VERSION for version number format.
2628 * configure: Regenerate.
2629 * varasm.c (get_elf_initfini_array_priority_section): Set
2630 SECTION_NOTYPE for non-default priority.
2631 Use get_section instead of get_unnamed_section to emit
2632 .init_array/.fini_array with default priority.
2634 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2636 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2637 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2638 (mips_start_unique_function, mips_output_mips16_rdhwr)
2639 (mips_code_end): New functions.
2640 (TARGET_ASM_CODE_END): Define.
2642 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2644 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2645 to stubs with non-sibling calls.
2647 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2649 * doc/invoke.texi (-fira-* options): Copy-edit.
2650 (ira-* parameters): Copy-edit.
2652 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2654 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2655 GCC coding conventions.
2657 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2659 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2660 when used as adjectives.
2662 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2664 * doc/invoke.texi: Clean up "that"/"which" confusion.
2666 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2668 * system.h: Poison SMALL_REGISTER_CLASSES
2669 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2670 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2672 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2674 PR tree-optimization/52285
2675 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2676 when deciding if a call is a tail call or tail recursion.
2678 2012-02-16 Kai Tietz <ktietz@redhat.com>
2680 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2681 interger-constant displacement for UNSPEC_PCREL.
2683 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2685 PR rtl-optimization/52208
2686 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2687 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2689 PR tree-optimization/52255
2690 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2691 loop->header has virtual PHI, but exit_e->dest doesn't, add
2692 virtual PHI to exit_e->dest and adjust all uses after the loop.
2695 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2696 children with clone_tree_hash, not after it.
2698 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2700 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2701 extended identifiers.
2703 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2706 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2707 a same_body_alias, also test whether e->callee isn't a former
2708 or current clone of the decl this is a same body alias of.
2710 PR translation/52264
2711 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2713 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2715 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2717 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2720 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2721 force_reg instead of copy_to_reg for better optimization. Force
2722 non-register or memory operands into a register.
2724 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2726 * extend.texi: Reserve upper bits of memory model for future use.
2728 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2729 Anatoly Sokolov <aesok@post.ru>
2730 Eric Weddington <eric.weddington@atmel.com>
2733 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2734 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2735 Rewrite initializers for .macro.
2736 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2737 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2738 atxmega32d4, atxmega32x1.
2739 avrxmega4: atxmega64a3, atxmega64d3.
2740 avrxmega5: atxmega64a1, atxmega64a1u.
2741 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2742 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2743 avrxmega7: atxmega128a1, atxmega128a1u.
2744 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2745 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2746 (struct base_arch_s): Rename reserved to xmega_p.
2747 Rename reserved2 to have_rampd.
2748 (AVR_XMEGA): New define.
2749 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2750 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2751 * config/avr/predicates.md (io_address_operand): Take into
2753 (low_io_address_operand): Ditto.
2754 (high_io_address_operand): Ditto.
2755 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2756 (enabled, movhi_sp_r): Use them.
2757 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2758 cpp_define_formatted to built-in define __AVR_ARCH__.
2759 (__AVR_XMEGA__): New built-in define.
2760 (__AVR_HAVE_RAMPD__): New built-in define.
2761 (__AVR_HAVE_RAMPX__): New built-in define.
2762 (__AVR_HAVE_RAMPY__): New built-in define.
2763 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2765 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2766 (avr_option_override): Initialize them.
2767 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2768 (avr_init_expanders): Initialize them. No more block several calls.
2769 (emit_push_sfr): New static function.
2770 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2772 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2773 (avr_print_operand): Print addreeses as symbols for
2774 RAMPX, RAMPY, RAMPD, CCP.
2775 (output_movhi): Handle AVR_XMEGA when writing to SP.
2776 (avr_out_movhi_mr_r_xmega): New static function.
2777 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2778 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2779 __RAMPD__, __CCP__ as needed.
2781 * config/avr/multilib.h: Regenerate.
2782 * config/avr/t-multilib: Regenerate.
2783 * config/avr/avr-tables.opt: Regenerate.
2785 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2787 PR tree-optimization/50561
2788 * graphite-flattening.c (lst_project_loop): Do not
2789 remove old scattering dimensions after flattening.
2790 (lst_do_flatten): Likewise.
2792 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2794 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2795 __builtin_avr_map8, __builtin_avr_map16.
2796 Document __builtin_avr_insert_bits.
2798 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2799 (insert_bits): New insn.
2800 (adjust_len.map_bits): Rename to insert_bits.
2801 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2802 * avr-protos.h (avr_out_map_bits): Remove.
2803 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2804 * config/avr/constraints.md (Cxf,C0f): New.
2805 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2806 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2807 New built-in define __BUILTIN_AVR_INSERT_BITS.
2808 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2809 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2810 (avr_move_bits): Rewrite.
2811 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2813 (avr_map_op_t): New typedef.
2814 (avr_map_op): New static variable.
2815 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2816 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2817 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2818 (bdesc_3arg, avr_expand_triop_builtin): New.
2819 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2820 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2821 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2822 (avr_map_equal_p, avr_map_sig_p): Remove.
2823 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2824 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2825 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2826 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2827 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2828 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2830 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2832 * config/c6x/c6x.md (reserve_cycles): New attribute.
2833 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2834 don't reserve functional units after the branch occurs.
2836 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2839 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2840 functions into non-tm_pure functions.
2842 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2845 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2846 (iterative_hash_canonical_type): Likewise.
2847 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2850 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2852 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2853 sched-group insn, it either remains alone or the entire list is pruned.
2855 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2857 * doc/install.texi (Prerequisites): Fix grammar.
2858 (Configuration): Likewise.
2860 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2862 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2863 MPC as part of GCC before describing configuring with --with-gmp etc.
2864 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2865 sources are present.
2867 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2870 * dwarf2out.c (clone_tree_hash): New function.
2871 (copy_decls_walk): Use it instead of clone_tree.
2873 2012-02-14 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/52244
2876 PR tree-optimization/51528
2877 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2878 replacements for integral types.
2880 2012-02-14 Walter Lee <walt@tilera.com>
2882 * config.gcc: Handle tilegx and tilepro.
2883 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2885 Add HAVE_AS_TLS check for tilegx and tilepro.
2886 * configure: Regenerate.
2887 * doc/contrib.texi: Add Mat Hostetter and self.
2888 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2889 Document instruction intrinsics and network accessing intrinsics.
2890 (TILEPro Built-in Functions): New node. Document instruction
2891 intrinsics and network accessing intrinsics.
2892 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2893 (Specific, tilepro-*-linux*): Likewise.
2894 * doc/invoke.texi (TILE-Gx Options): New section.
2895 (TILEPro Options): New section.
2896 * doc/md.texi (TILE-Gx): New section.
2897 (TILEPro): New section.
2898 * common/config/tilegx/tilegx-common.c: New file.
2899 * common/config/tilepro/tilepro-common.c: New file.
2900 * config/tilegx/constraints.md: New file.
2901 * config/tilegx/linux.h: New file.
2902 * config/tilegx/mul-tables.c: New file.
2903 * config/tilegx/predicates.md: New file.
2904 * config/tilegx/sync.md: New file.
2905 * config/tilegx/t-tilegx: New file.
2906 * config/tilegx/tilegx-builtins.h: New file.
2907 * config/tilegx/tilegx-c.c: New file.
2908 * config/tilegx/tilegx-generic.md: New file.
2909 * config/tilegx/tilegx-modes.def: New file.
2910 * config/tilegx/tilegx-multiply.h: New file.
2911 * config/tilegx/tilegx-protos.h: New file.
2912 * config/tilegx/tilegx.c: New file.
2913 * config/tilegx/tilegx.h: New file.
2914 * config/tilegx/tilegx.md: New file.
2915 * config/tilegx/tilegx.opt: New file.
2916 * config/tilepro/constraints.md: New file.
2917 * config/tilepro/gen-mul-tables.cc: New file.
2918 * config/tilepro/linux.h: New file.
2919 * config/tilepro/mul-tables.c: New file.
2920 * config/tilepro/predicates.md: New file.
2921 * config/tilepro/t-tilepro: New file.
2922 * config/tilepro/tilepro-builtins.h: New file.
2923 * config/tilepro/tilepro-c.c: New file.
2924 * config/tilepro/tilepro-generic.md: New file.
2925 * config/tilepro/tilepro-modes.def: New file.
2926 * config/tilepro/tilepro-multiply.h: New file.
2927 * config/tilepro/tilepro-protos.h: New file.
2928 * config/tilepro/tilepro.c: New file.
2929 * config/tilepro/tilepro.h: New file.
2930 * config/tilepro/tilepro.md: New file.
2931 * config/tilepro/tilepro.opt: New file.
2933 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2935 PR tree-optimization/52210
2936 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2937 vect_model_simple_cost with two entry vect_def_type array instead
2938 of an address of dt.
2940 2012-02-14 Richard Guenther <rguenther@suse.de>
2943 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2944 Do not stream DECL_QUALIFIER.
2945 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2946 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2947 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2949 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2952 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2955 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2958 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2959 * cselib.c (cselib_subst_to_values_from_insn): New function.
2960 * sched-deps.c (add_insn_mem_dependence,
2961 sched_analyze_1, sched_analyze_2): Use it.
2963 2012-02-13 Jan Hubicka <jh@suse.cz>
2966 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2968 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2970 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2971 (GTM_SELF_SPECS): Define if not already defined.
2972 (driver_self_specs): Add GTM_SELF_SPECS.
2973 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2974 (GTM_SELF_SPECS): Define.
2975 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2976 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2978 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2980 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2983 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2986 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2987 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2989 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2992 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2994 2012-02-13 Richard Guenther <rguenther@suse.de>
2996 PR translation/52211
2997 * passes.c (enable_disable_pass): Fix typo.
2999 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3002 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3003 XOR for reduce_bit_field if type is unsigned.
3005 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3007 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3008 disallow changes from SFmode to mode with different size in FP regs.
3010 2012-02-12 Robert Millan <rmh@gnu.org>
3011 Gerald Pfeifer <gerald@pfeifer.com>
3013 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3016 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3018 PR rtl-optimization/52175
3019 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3020 to frame-related instructions.
3022 2012-02-10 Jason Merrill <jason@redhat.com>
3025 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3026 (demangle_new_symbols): Fill it.
3027 (scan_linker_output): Walk it.
3028 (start_tweaking): Split out from scan_linker_output.
3029 (maybe_tweak): Update sym->chosen.
3030 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3032 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3035 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3037 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3039 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3040 having the same mode as previous compare.
3042 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3044 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3045 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3046 (nonlocal_goto_internal): Likewise.
3047 (nonlocal_goto): Emit a use and an indirect jump directly.
3049 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3052 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3053 __atomic_{is,always}_lock_free.
3055 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3058 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3059 negative constant address for x32.
3061 2012-02-10 Richard Henderson <rth@redhat.com>
3063 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3064 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3065 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3067 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3068 Ira Rosen <irar@il.ibm.com>
3070 PR tree-optimization/50031
3071 * targhooks.c (default_builtin_vectorization_cost): Handle
3073 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3074 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3075 all types of reduction and pattern statements.
3076 (vect_estimate_min_profitable_iters): Likewise.
3077 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3078 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3079 for explicit realigns.
3080 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3081 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3083 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3084 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3085 vec_perm for VSX and handle vec_promote_demote.
3087 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3090 * builtins.c (fold_builtin_atomic_always_lock_free,
3091 expand_builtin_atomic_always_lock_free,
3092 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3093 Return and/or test boolean_true_node/boolean_false_node instead of
3094 integer_one_node/integer_zero_node.
3096 2012-02-10 Jan Hubicka <jh@suse.cz>
3099 * predict.c (predict_paths_for_bb): Prevent looping.
3100 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3102 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3104 * config/arm/arm.c (output_move_double): In one case properly
3105 count number of instructions that will be emitted.
3107 2012-02-10 Richard Guenther <rguenther@suse.de>
3109 PR translation/52193
3110 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3112 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3115 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3117 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3120 * var-tracking.c (emit_note_insn_var_location): If
3121 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3122 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3123 non-NOTE_DURING_CALL_P insn.
3125 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3128 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3130 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3133 * gcc.c (switch_matches) Support switches with separated form,
3136 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3138 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3140 (RAMPZ_ADDR): Ditto.
3141 * config/avr/avr.c (avr_addr_t): New typedef.
3142 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3143 (avr_init_expanders): Initialize it.
3144 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3146 (expand_epilogue): Ditto.
3147 (avr_print_operand): Ditto.
3148 (avr_file_start): Ditto.
3149 (avr_emit_movmemhi): Ditto.
3151 2012-02-08 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/46886
3154 * tree-flow.h (do_while_loop_p): Declare.
3155 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3156 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3158 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3160 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3161 always succeed for integers larger than a native word.
3163 2012-02-08 Richard Guenther <rguenther@suse.de>
3165 PR rtl-optimization/52170
3166 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3167 properly handle integer vector modes.
3169 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3171 PR gcov-profile/52150
3172 * coverage.c: Include target.h.
3173 (build_var): Call targetm.strip_name_encoding on the assembler name.
3174 Change one _ into . or $ if the target allows it.
3175 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3177 PR rtl-optimization/52139
3178 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3179 is a BARRIER after emit_insn_after_noloc, move BB_END
3180 to the last non-BARRIER insn before it.
3182 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3185 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3186 (mips_gimplify_va_arg_expr): Call it instead of
3187 std_gimplify_va_arg_expr.
3189 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3191 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3192 message for -mno-pointers-to-nested-function.
3194 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3197 * expr.c (get_inner_reference): If there is an offset, add a negative
3198 bit position to it (if any).
3200 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3202 PR rtl-optimization/52060
3203 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3204 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3205 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3206 and/or i0src_copy2 when needed.
3208 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3210 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3211 or LTOPLUGINSONAME if have_c.
3213 * config/freebsd-spec.h: Add comment about what macros can be defined
3215 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3216 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3219 2012-02-07 Richard Guenther <rguenther@suse.de>
3221 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3222 newline in -alias dumps.
3224 2012-02-07 Kai Tietz <ktietz@redhat.com>
3225 Dave Korn <dave.korn.cygwin@gmail.com>
3228 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3229 Take care that typinfo gets dllexport-attribute.
3231 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3234 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3235 if modifier < EXPAND_SUM call force_operand on the result.
3237 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3239 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3240 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3242 (epiphany_function_type): Replace types for specific interrupts with
3243 EPIPHANY_FUNCTION_INTERRUPT.
3244 (EPIPHANY_INTERRUPT_P): Update.
3245 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3246 New static function.
3247 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3248 <disinterrupt>: Affects type identity.
3249 (epiphany_handle_interrupt_attribute): Handle variable number of
3251 (epiphany_compute_function_type): Update for new
3252 epiphany_function_type definition.
3253 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3254 handlers with a longcall forwarder.
3255 (epiphany_start_function): Handle multiple interrupt arguments and/or
3256 forwarder_section attribute.
3258 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3261 2012-02-07 Alan Modra <amodra@gmail.com>
3264 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3267 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3269 PR tree-optimization/50969
3270 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3271 use vec_perm rather than vector_stmt.
3272 (vect_model_load_cost): Likewise.
3273 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3274 vec_perm to be the same as other vector statements.
3275 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3276 cost of vec_perm for TARGET_VSX.
3278 2012-02-06 Richard Guenther <rguenther@suse.de>
3280 PR tree-optimization/52115
3281 * tree-sra.c (access_has_replacements_p): New function.
3282 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3284 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3287 * trans-mem.c (expand_call_tm): Add an assertion.
3288 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3291 2012-02-06 Richard Guenther <rguenther@suse.de>
3293 PR tree-optimization/50955
3294 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3295 raise cost of expressions that replace an address with an
3296 expression based on a different pointer.
3298 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3301 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3302 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3304 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3307 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3308 -Weffc++ and specify guidelines come from second edition.
3310 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3312 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3313 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3314 (call_direct_split, call_value_split, call_value_internal_direct)
3315 (call_value_direct_split, call_value_multiple_split): Use jal and
3316 jal_macro attributes.
3318 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3320 * reload1.c (reload_regs_reach_end_p): Replace with...
3321 (reload_reg_rtx_reaches_end_p): ...this function.
3322 (new_spill_reg_store): Update commentary.
3323 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3324 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3325 before setting new_spill_reg_store.
3326 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3327 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3328 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3329 for non-spill reload registers.
3331 2012-02-05 Ira Rosen <irar@il.ibm.com>
3333 PR tree-optimization/52091
3334 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3335 (vect_is_simple_use_1): Likewise.
3336 * tree-vect-loop.c (vectorizable_reduction): Update calls
3337 to vect_is_simple_use_1 and vect_is_simple_use.
3338 (vectorizable_live_operation): Likewise.
3339 * tree-vect-patterns.c (widened_name_p,
3340 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3341 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3342 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3343 vectorizable_shift,vectorizable_operation, vectorizable_store,
3344 vectorizable_load): Likewise.
3345 (vect_is_simple_cond): Add an argument, pass it to
3346 vect_is_simple_use_1.
3347 (vectorizable_condition): Update calls to vect_is_simple_cond,
3349 (vect_is_simple_use): Add an argument, the statement in which
3350 OPERAND is used. Check that if OPERAND's def stmt is a double
3351 reduction phi node, the use is a phi node too.
3352 (vect_is_simple_use_1): Add an argument, pass it to
3354 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3355 to vect_is_simple_use.
3357 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3359 PR rtl-optimization/52095
3360 * modulo-sched.c (dump_insn_locator): New function.
3361 (loop_canon_p, sms_schedule): Use it.
3363 PR rtl-optimization/52113
3364 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3365 even for decomposable shift/zext insns.
3367 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3368 Zdenek Dvorak <ook@ucw.cz>
3370 PR rtl-optimization/52092
3371 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3372 on get_iv_value result.
3374 2012-02-02 Andrew Pinski <apinski@cavium.com>
3378 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3380 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3383 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3385 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3387 PR rtl-optimization/49800
3388 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3389 (sched_finish): Call regstat_free_n_sets_and_refs.
3391 2012-02-02 Jia Liu <proljc@gmail.com>
3393 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3396 2012-02-02 Jan Hubicka <jh@suse.cz>
3397 Tom de Vries <tom@codesourcery.com>
3400 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3401 * varpool.c (varpool_analyze_pending_decls): Likewise.
3403 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3404 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3406 * config.gcc: Add cr16-* support.
3408 * doc/extend.texi: Document cr16 extensions.
3409 * doc/install.texi: Document cr16 install.
3410 * doc/invoke.texi: Document cr16 options.
3411 * doc/md.texi: Document cr16 constraints.
3413 * common/config/cr16/cr16-common.c: New file.
3414 * config/cr16/cr16.c: New file.
3415 * config/cr16/cr16.h: New file.
3416 * config/cr16/cr16.md: New file.
3417 * config/cr16/cr16.opt: New file.
3418 * config/cr16/cr16-protos.h: New file.
3419 * config/cr16/predicates.md: New file.
3420 * config/cr16/constraints.md: New file.
3421 * config/cr16/t-cr16: New file.
3423 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3426 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3427 that operands[2] is either immediate, or q_regs_operand.
3429 PR tree-optimization/52073
3430 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3431 a pattern stmt for pattern uses, ignore uses outside of the loop.
3433 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3435 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3436 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3437 (OUT_AS1, OUT_AS2): Remove.
3439 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3441 PR rtl-optimization/51374
3442 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3443 to cross other volatile_refs_p insns.
3445 2012-02-01 Richard Guenther <rguenther@suse.de>
3447 * doc/invoke.texi (fno-inline): Clarify documentation.
3448 (finline-small-functions): Likewise.
3449 (finline-functions): Likewise.
3450 * common.opt (finline): Adjust comment and documentation.
3451 (finline-small-functions): Clarify documentation.
3452 (finline-functions): Likewise.
3453 (finline-functions-called-once): Likewise.
3455 2012-02-01 Tristan Gingold <gingold@adacore.com>
3457 * c-typeck.c (composite_type): Keep mode for pointers.
3459 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3461 * function.h (regno_reg_rtx): Adjust comment.
3462 * reginfo.c (init_reg_modes_target): Only use the previous mode
3463 if it fits within one register. Remove MIPS comment.
3465 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3468 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3470 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3472 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3473 to srak instruction.
3475 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3477 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3479 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3484 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3486 2012-01-31 Richard Guenther <rguenther@suse.de>
3488 PR tree-optimization/51528
3489 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3492 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3497 * ree.c (add_removable_extension): Change def_map argument
3498 to unsigned *, store in def_map 1 + offset into *insn_list vector
3499 instead of pointers into the vector.
3500 (find_removable_extensions): Adjust caller.
3502 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3504 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3505 Transform all "* quoted-c-code" to { c-code }.
3506 Remove redundant test for "optimize" in combine patterns.
3507 Move (include "avr-dimode.md") to end of file.
3509 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3512 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3513 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3515 2012-01-30 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/52028
3518 * tree-loop-distribution.c (ldist_gen): Properly update
3521 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3524 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3525 set_cur_line_info_table if not emitting debug info.
3527 PR tree-optimization/52046
3528 * tree-vect-patterns.c (check_bool_pattern): Give up if
3529 a comparison could throw.
3532 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3534 2012-01-30 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/52045
3537 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3538 SSA form if cfgcleanup did anything.
3540 2012-01-30 Richard Guenther <rguenther@suse.de>
3542 PR tree-optimization/52045
3543 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3544 before computing final todo.
3546 2012-01-30 Richard Guenther <rguenther@suse.de>
3548 PR tree-optimization/51528
3549 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3552 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3554 * df-problems.c (df_kill_notes): Check that the use refers
3555 to the note under examination.
3557 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3560 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3561 parameter and use short-lived pseudos.
3562 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3563 (sparc_expand_vector_init): Const-ify local variables and adjust
3564 calls to above functions.
3566 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3568 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3570 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3572 * doc/invoke.texi: Make usage of "compile time" and
3573 "run time"/"runtime" consistent throughout the file.
3575 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3577 * config/alpha/alpha.c (alpha_option_override): Default to
3578 full IEEE compliance mode for Go language.
3580 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3582 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3583 (LINK_SSP_SPEC): Define.
3585 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3588 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3591 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3593 * doc/invoke.texi: Correct hyphenation of "floating point",
3594 "double precision", and related terminology throughout the file.
3596 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3599 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3600 arm_general_register_operand predicate for operand 2 instead of
3603 2012-01-27 Ian Lance Taylor <iant@google.com>
3606 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3607 * builtins.c (expand_builtin_init_trampoline): Add onstack
3608 parameter. Change caller.
3609 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3610 * tree.c (build_common_builtin_nodes): Declare
3611 __builtin_init_heap_trampoline.
3613 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3615 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3616 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3617 * config/avr/avr.c: Ditto.
3618 (avr_regnames): Remove because unused.
3619 * config/avr/avr.md (*cpse.ne): New peephole.
3620 (*cpse.eq): New peephole from former cpse peepholes.
3622 2012-01-27 Michael Eager <eager@eagercon.com>
3624 * config/microblaze.c (microblaze_emit_compare): Correct
3625 test after pcmp instruction.
3627 2012-01-27 Richard Guenther <rguenther@suse.de>
3629 PR tree-optimization/52020
3630 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3632 2012-01-27 Richard Guenther <rguenther@suse.de>
3634 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3635 function non-const/pure.
3637 2012-01-27 Richard Guenther <rguenther@suse.de>
3639 PR tree-optimization/50444
3640 * tree-sra.c (build_ref_for_offset): Properly adjust the
3641 MEM_REF type for unaligned accesses.
3643 2012-01-27 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/50444
3646 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3647 (expand_assignment): Use it. Properly handle misaligned
3648 bases when expanding stores to component references.
3649 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3652 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3655 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3656 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3657 * tree-data-ref.c (find_data_references_in_loop): Make static.
3658 (compute_all_dependences): Change return type to bool. Bail out
3659 for too many datarefs in a loop. Move the hunk resetting the data
3660 dependences vector from ...
3661 (compute_data_dependences_for_loop): ... here. Account for
3662 compute_all_dependences returning false.
3663 (compute_data_dependences_for_bb): Likewise.
3664 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3665 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3667 2012-01-27 Richard Guenther <rguenther@suse.de>
3670 * expr.c (store_field): Use the alias-set of the scratch memory
3673 2012-01-27 Tom de Vries <tom@codesourcery.com>
3675 PR tree-optimization/51990
3676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3678 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3680 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3683 * var-tracking.c (reverse_op): Don't add any reverse operation
3684 if V already has any constant locations.
3686 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3688 * doc/invoke.texi: Correct usage of "command line" (noun)
3689 vs "command-line" (adjective) throughout.
3691 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3693 * doc/invoke.texi (Language Independent Options): Move
3694 -Wcoverage-mismatch blurb from here....
3695 (Warning Options): ...to here.
3697 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3699 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3700 Set rs6000_always_hint to false for 476.
3702 2012-01-27 Matthias Klose <doko@ubuntu.com>
3704 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3706 * incpath.c (add_standard_paths): Likewise.
3708 2012-01-27 Richard Henderson <rth@redhat.com>
3710 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3711 * config/m68k/sync.md (atomic_test_and_set): Rename from
3712 sync_test_and_setqi and adjust the operands.
3713 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3714 and unconditionally enable.
3716 2012-01-27 Richard Henderson <rth@redhat.com>
3718 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3719 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3720 (ldstub): Rename from ldstubqi.
3721 (ldstub<I24MODE>): Remove.
3723 2012-01-27 Richard Henderson <rth@redhat.com>
3725 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3726 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3727 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3728 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3729 * doc/tm.texi: Rebuild.
3731 2012-01-27 Richard Henderson <rth@redhat.com>
3733 * optabs.c (gen_atomic_test_and_set): Remove default.
3734 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3736 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3738 PR rtl-optimization/51978
3739 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3740 (combine_reaching_defs): Likewise.
3741 (struct re_info): Remove.
3742 (add_removable_extension): Remove x and data arguments,
3743 add insn, insn_list and def_map. Use the arguments directly
3744 instead of using struct re_info.
3745 (find_removable_extensions): Don't call add_removable_extension
3746 through note_stores, instead just call it with single_set
3748 (find_and_remove_re): Pass curr_cand->expr instead of
3749 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3751 2012-01-26 Michael Matz <matz@suse.de>
3753 PR tree-optimization/46590
3754 * cfgexpand.c: Revert last change (r183305).
3755 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3757 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3758 checking for emptiness.
3760 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3763 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3764 non-addressable non-BLKmode base correctly.
3766 2012-01-26 Michael Matz <matz@suse.de>
3768 PR tree-optimization/48794
3769 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3770 regions referenced from RESX/EH_DISPATCH.
3772 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3774 * config/s390/s390.h: Make BRANCH_COST an option.
3775 * config/s390/s390.opt: New option -mbranch-cost.
3777 2012-01-26 Richard Henderson <rth@redhat.com>
3779 Revert 2012-01-24 change:
3780 * trans-mem.c (requires_barrier): Do not instrument thread local
3781 variables and emit save/restore for them.
3783 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3786 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3789 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3791 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3794 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3797 Rename __pgm to __flash.
3798 Rename __pgm1 to __flash1.
3799 Rename __pgm2 to __flash2.
3800 Rename __pgm3 to __flash3.
3801 Rename __pgm4 to __flash4.
3802 Rename __pgm5 to __flash5.
3803 Rename __pgmx to __memx.
3804 * doc/extend.texi (AVR Named Address Spaces)
3805 Rename address space names as indicated above.
3806 * config/avr/avr.c (avr_addrspace): Ditto.
3808 * config/avr/avr-protos.h
3809 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3810 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3811 * config/avr/predicates.md: Ditto.
3812 * config/avr/avr.c Ditto, and
3813 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3814 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3816 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3817 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3818 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3819 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3820 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3821 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3822 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3823 * config/avr/avr.c: Ditto.
3824 * config/avr/avr.md: Ditto.
3826 2012-01-25 Jason Merrill <jason@redhat.com>
3829 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3831 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3833 PR tree-optimization/51987
3834 * tree-data-ref.c (get_references_in_stmt): Handle references in
3835 non-volatile GIMPLE_ASM.
3837 2012-01-25 Richard Guenther <rguenther@suse.de>
3839 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3840 bases are dereferenced.
3842 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3844 PR rtl-optimization/48374
3845 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3847 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3849 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3850 compute_data_dependences_for_loop returns false.
3851 * tree-parloops.c (loop_parallel_p): Likewise.
3853 2012-01-25 Richard Guenther <rguenther@suse.de>
3855 * tree.h (get_pointer_alignment_1): Declare.
3856 * builtins.c (get_pointer_alignment_1): New function.
3857 (get_pointer_alignment): Use it.
3859 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3861 PR rtl-optimization/48308
3862 * combine.c (enum undo_kind): Add UNDO_LINKS.
3863 (struct undo): Add member l to other_contents and where.
3864 (do_SUBST_LINK): New.
3866 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3867 (undo_all): Handle UNDO_LINKS.
3869 2012-01-25 Richard Henderson <rth@redhat.com>
3871 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3874 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3876 * optabs.c (gen_atomic_test_and_set): Use each argument.
3878 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3880 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3881 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3882 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3883 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3884 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3885 TARGET_PAIRED_SINGLE_FLOAT.
3887 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3889 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3890 (in_struct, return_val): Remove MEM documentation.
3891 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3892 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3893 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3895 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3896 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3897 * expr.c (store_field): Likewise.
3898 * function.c (assign_stack_temp_for_type): Likewise.
3899 * ifcvt.c (noce_try_cmove_arith): Likewise.
3900 * reload1.c (reload): Likewise.
3901 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3902 (alpha_set_memflags): Likewise.
3903 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3905 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3907 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3909 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3910 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3911 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3913 * cselib.c (cselib_rtx_varies_p): Delete.
3914 (cselib_invalidate_mem): Update call to canon_true_dependence.
3915 * dse.c (record_store, check_mem_read_rtx): Likewise.
3916 (scan_reads_nospill): Likewise.
3917 * cse.c (check_dependence): Likewise.
3918 (cse_rtx_varies_p): Delete.
3919 * expr.c (safe_from_p): Update call to true_dependence.
3920 * ira.c (validate_equiv_mem_from_store): Likewise.
3921 (memref_referenced_p): Likewise.
3922 * postreload-gcse.c (find_mem_conflicts): Likewise.
3923 * sched-deps.c (sched_analyze_2): Likewise.
3924 * store-motion.c (load_kills_store): Likewise.
3925 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3926 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3927 (compute_transp): Update call to canon_true_dependence.
3929 2012-01-25 Richard Henderson <rth@redhat.com>
3931 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3932 (maybe_emit_atomic_test_and_set): New.
3933 (expand_sync_lock_test_and_set): Use it.
3934 (expand_atomic_test_and_set): Likewise.
3935 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3936 the implementation; clarify implementation defined details.
3937 * doc/md.texi (atomic_test_and_set): Document.
3939 2012-01-25 Richard Henderson <rth@redhat.com>
3941 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3943 2012-01-25 Richard Henderson <rth@redhat.com>
3946 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3947 to effect no-op split.
3949 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3952 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3953 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3954 (BT_FN_VOID_PTR_INT_SIZE): New.
3955 (BT_FN_UINT_UINT_VAR): Remove.
3956 (BT_FN_UINT32_UINT32_VAR): New.
3957 (BT_FN_DOUBLE_VPTR): Remove.
3958 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3960 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3961 (_ITM_changeTransactionMode): Same.
3962 (_ITM_memmoveRtWt): Change return type to void.
3963 (_ITM_memcpyRtWt): Same.
3964 (_ITM_memsetW): Same.
3965 (_ITM_RaRD): Change types to double.
3970 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3972 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3973 Patrick Marlier <patrick.marlier@gmail.com>
3975 * trans-mem.c (requires_barrier): Do not instrument thread local
3976 variables and emit save/restore for them.
3978 2012-01-24 Jason Merrill <jason@redhat.com>
3981 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3982 output static aliases.
3984 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3987 * common.opt (-pie, -shared, pie, shared): Change from Common to
3989 * gcc.c (display_help): Display help for -pie and -shared.
3991 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3994 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3995 Remove note on size/offset limitation.
3996 (AVR Variable Attributes): Add example how to read data located
3997 with progmem. Refer to named address spaces.
3998 * doc/invoke.texi (AVR Options): Fix typo.
4000 2012-01-24 Richard Guenther <rguenther@suse.de>
4002 Forward-port to trunk
4003 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4006 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4007 op0 isn't sufficiently aligned and there is movmisalignM
4008 insn for mode, use it to load op0 into a temporary register.
4010 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4013 * target.def (const_not_ok_for_debug_p): New hook.
4014 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4016 * doc/tm.texi: Regenerated.
4017 * dwarf2out.c (const_ok_for_output_1): If
4018 targetm.const_not_ok_for_debug_p returns true, fail.
4019 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4021 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4023 2012-01-23 Kai Tietz <ktietz@redhat.com>
4026 * config/i386/predicates.md (symbolic_operand): Allow
4027 UNSPEC_PCREL as PIC expression for lea.
4028 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4029 * config/i386/i386.c (ix86_delegitimize_address): Handle
4030 UNSPEC_PCREL for none-MEM, too.
4032 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4034 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4035 (ipa_tm_create_version_alias): Same.
4037 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4040 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4041 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4043 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4044 Patrick Marlier <patrick.marlier@gmail.com>
4045 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4048 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4049 simple_object_start_read.
4051 2012-01-23 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/51895
4055 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4056 parameter decomposition into BLKmode components.
4058 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4060 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4061 fake variables for restrict-qualified pointers whose pointed-to type
4062 contains a placeholder.
4064 2012-01-23 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/51949
4067 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4069 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4071 PR rtl-optimization/51933
4072 * ree.c (transform_ifelse): Return true right away if dstreg is
4073 already wider or equal to cand->mode.
4074 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4075 (make_defs_and_copies_lists): Remove defs_list and copies_list
4076 arguments, add state argument, just truncate state->work_list
4077 instead of always allocating and freeing the vector. Assert that
4078 get_defs succeeds instead of returning 2. Changed return type to bool.
4079 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4080 have ext_src_mode, see if it has been modified already with the
4081 right kind of extension and has been extended before from the
4082 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4083 just return true. Remember the original mode in state->modified array.
4084 (combine_reaching_defs): Add state argument. Don't allocate and
4085 free here def_list, copied_list and vec vectors, instead just
4086 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4087 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4088 Add state variable, clear vectors in it, initialize state.modified
4089 if needed. Free all the vectors at the end and state.modified too.
4090 Don't skip a candidate if the extension expression has been modified.
4092 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4095 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4096 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4097 (extra_options) interix.opt -> i386/interix.opt"
4098 (extra_objs):Add winnt-stubs.o
4099 * configure.ac: Add interix to target_os .comm on PE check.
4100 * configure: Regenerate.
4101 * config/interix3.h: Delete and move bits to..
4102 * config/interix.h: Delete and move bits to..
4103 * config/i386/i386-interix3.h: Delete and move bits to..
4104 * config/i386/i386-interix.h: ..here.
4105 (TARGET_CPU_DEFAULT): Remove redefinition.
4106 (TARGET_ASM_CONSTRUCTOR): Undefine.
4107 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4108 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4109 (PTRDIFF_TYPE): Define.
4110 (LONG_DOUBLE_TYPE_SIZE): Define.
4111 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4112 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4113 (TARGET_SECTION_TYPE_FLAGS): Define.
4114 (ASM_DECLARE_FUNCTION_NAME): Define.
4115 (ASM_OUTPUT_EXTERNAL): Define.
4116 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4117 (ASM_OUTPUT_ALIGNED_BSS): Define.
4118 (PCC_BITFIELD_TYPE_MATTERS): Define.
4119 (USE_CONST_SECTION): Define.
4120 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4121 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4122 (SUPPORTS_ONE_ONLY): Remove.
4123 (I386_PE_STRIP_ENCODING): Define.
4124 * config/interix.opt: Delete and move bits to..
4125 * config/i386/interix.opt: ..here. New.
4126 (mpe-aligned-commons): Add.
4127 * config/i386/t-interix: Add copyright header.
4128 (winnt-stubs.o): Add rule.
4130 2012-01-22 Jason Merrill <jason@redhat.com>
4133 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4134 for extra name aliases.
4136 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4138 PR rtl-optimization/51924
4139 * ree.c (combine_set_extension): Improve debugging message.
4140 (combine_reaching_defs): Likewise.
4141 (get_defs): Rename confusingly named variable.
4142 (find_and_remove_re): Skip a candidate if the extension expression has
4145 2012-01-21 Robert Millan <rmh@gnu.org>
4146 Gerald Pfeifer <gerald@pfeifer.com>
4148 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4149 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4151 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4153 PR tree-optimization/51914
4154 * tree-vect-stmts.c (vectorizable_conversion): For
4155 cvt_type && modifier == WIDEN, put temporary with cvt_type
4156 at the beginning of vec_dsts and set vec_dest to temporary
4159 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4161 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4163 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4165 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4166 * config/rs6000/rs6000.c: Likewise.
4168 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4171 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4172 output_move_double on a copy of operands array.
4174 2012-01-20 Cary Coutant <ccoutant@google.com>
4175 Dodji Seketeli <dodji@redhat.com>
4178 * dwarf2out.c (copy_declaration_context): Return ref to parent
4179 of declaration DIE, if necessary.
4180 (remove_child_or_replace_with_skeleton): Add new parameter; update
4181 caller. Place skeleton DIE under parent DIE of original declaration.
4182 Move call to copy_declaration_context to here ...
4183 (break_out_comdat_types): ... from here.
4185 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4187 PR rtl-optimization/51856
4188 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4191 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4194 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4195 hints for neon loads and stores.
4197 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4201 * doc/extend.texi (Named Address Spaces): Split into subsections.
4202 (AVR Named Address Spaces): New subsection.
4203 (M32C Named Address Spaces): New subsection.
4204 (RL78 Named Address Spaces): New subsection.
4205 (SPU Named Address Spaces): New subsection.
4206 (Variable Attributes): New anchor "AVR Variable Attributes".
4207 (AVR Variable Attributes): Rewrite and avoid wording
4208 "address space" in this context.
4209 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4210 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4211 (AVR Built-in Macros): New subsubsection therein.
4212 * doc/md.texi (AVR constraints): Remove "C04", "R".
4214 2012-01-20 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/51903
4217 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4218 when removing stmts.
4220 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4223 * config/arm/arm.c (arm_load_pic_register): Use
4224 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4225 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4226 (arm_pic_static_addr): Likewise.
4227 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4228 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4229 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4230 (pic_load_addr_unified): New.
4232 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4235 * function.c (instantiate_virtual_regs_in_insn): Use
4236 delete_insn_and_edges when removing a wrong asm insn.
4238 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4240 PR rtl-optimization/40761
4241 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4242 Add new member loop_num.
4243 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4244 (ira_build): Remove the parameter.
4246 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4247 (ira.c): Do not build CFG loops for one region allocation. Remove
4248 argument from ira_build call.
4250 * ira-build.c (init_loop_tree_node): New function.
4251 (create_loop_tree_nodes): Use it. Separate the case when CFG
4252 loops are not built.
4253 (more_one_region_p): Check current_loops.
4254 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4256 (add_loop_to_tree): Process loop equal to NULL too.
4257 (form_loop_tree): Separate the case when CFG loops are not built.
4258 Use explicitly number for the root.
4259 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4261 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4262 instead of loop->num.
4263 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4264 (mark_all_loops_for_removal): Ditto.
4265 (remove_unnecessary_regions): Separate the case when CFG loops
4267 (ira_build): Remove the parameter. Use explicit number of regions
4268 when CFG loops are not built.
4270 * ira-color.c (print_loop_title): Separate the case for the root node.
4271 Use loop_num instead of loop->num.
4272 (move_spill_restore): Use loop_num instead of loop->num.
4274 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4275 (change_loop): Ditto.
4276 (change_loop): Use loop_num instead of loop->num.
4278 * ira-lives.c (process_bb_node_lives): Ditto.
4280 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4282 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4284 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4287 * tree-mudflap.c (mf_artificial): New function.
4288 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4289 mx_register_decls, mudflap_enqueue_decl): Use it.
4292 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4293 numbers in the insn pattern.
4295 2012-01-19 Michael Matz <matz@suse.de>
4297 PR tree-optimization/46590
4298 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4299 use it in remembering which conflicts we already created.
4300 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4303 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4306 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4307 (merge_and_complain): Same.
4309 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4312 * config/initfini-array.h: Guard content of the header
4313 with #ifdef HAVE_INITFINI_ARRAY.
4314 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4315 Add initfini-array.h to tm_file here.
4316 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4317 * config.gcc: Don't add initfini-array.h to tm_file here.
4318 * configure: Regenerated.
4320 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4322 PR rtl-optimization/51505
4323 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4324 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4325 (df_note_bb_compute): Update the call to df_kill_notes.
4327 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4329 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4331 2012-01-18 Richard Guenther <rguenther@suse.de>
4333 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4334 of conversions to void *.
4336 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4337 Richard Sandiford <rdsandiford@googlemail.com>
4341 * optabs.h (simplify_expand_binop): Declare.
4342 * optabs.c (simplify_expand_binop): Make global.
4343 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4344 endian targets if the source cannot be exactly covered by word
4347 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4350 * hard-reg-set.h (struct hard_reg_set_container): New type.
4351 * target.h (struct hard_reg_set_container): Forward declare.
4352 * target.def (set_up_by_prologue): New target hook.
4353 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4354 * doc/tm.texi: Regenerated.
4355 * function.c (thread_prologue_and_epilogue_insns): Change
4356 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4357 Call targetm.set_up_by_prologue on it.
4358 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4359 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4361 2012-01-17 Nick Clifton <nickc@redhat.com>
4363 * config/rx/rx.c (rx_can_use_simple_return): New function.
4364 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4365 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4367 2012-01-17 Richard Guenther <rguenther@suse.de>
4370 * expr.c (expand_assignment): Take address-space information
4371 from the address operand of MEM_REF and TARGET_MEM_REF.
4372 (expand_expr_real_1): Likewise.
4374 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4376 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4377 reload dump is requested.
4379 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4382 * trans-mem.c (requires_barrier): Call may_be_aliased.
4384 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4386 PR tree-optimization/51877
4387 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4388 call arguments and fndecls compare equal, instead return false if they
4389 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4390 both SSA_NAMEs that are valueized the same, or they satisfy
4393 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4395 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4397 * configure: Regenerate.
4399 2012-01-16 Jan Hubicka <jh@suse.cz>
4403 * convert.c (convert_to_integer): Use fold_convert for
4404 converting an INTEGER_CST to integer type.
4406 2012-01-16 Jason Merrill <jason@redhat.com>
4409 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4411 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4414 * config/s390/s390.c (s390_chunkify_start): Don't skip
4415 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4416 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4417 If insn is followed by NOTE_INSN_VAR_LOCATION or
4418 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4419 Don't use location of note insns.
4421 PR tree-optimization/51865
4422 * tree-inline.c (tree_function_versioning): Call remap_decl
4423 on DECL_RESULT whenever it has VOID_TYPE_P type.
4425 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4427 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4428 for calls to locally-binding MIPS16 functions if only the return
4429 type uses float regs.
4431 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4432 Richard Sandiford <rdsandiford@googlemail.com>
4434 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4435 (SYMBOL_32_HIGH): Likewise.
4436 (mips_output_tls_reloc_directive): Declare.
4437 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4438 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4439 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4440 (mips_lo_relocs, mips_hi_relocs): Make extern.
4441 (mips16_stub_function): Move up file.
4442 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4443 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4444 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4445 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4446 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4447 (mips_get_tp): Add MIPS16 support.
4448 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4449 Generalize DTPREL and TPREL handling.
4450 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4451 Add MIPS16 TLS support.
4452 (mips_output_tls_reloc_directive): New function.
4453 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4454 * config/mips/predicates.md (symbolic_operand_with_high)
4455 (tls_reloc_operand): New predicates.
4456 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4457 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4458 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4459 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4460 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4461 (*tls_get_tp_mips16_call_<mode>): Likewise.
4463 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4465 PR rtl-optimization/51821
4466 * recog.c (peep2_find_free_register): Determine clobbered registers
4469 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4472 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4473 * config/avr/avr.c: Likewise.
4474 * config/avr/avr.h: Likewise.
4476 2012-01-13 Ian Lance Taylor <iant@google.com>
4479 * tree.h (TYPE_QUALS): Add cast to int.
4480 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4482 2012-01-13 Ian Lance Taylor <iant@google.com>
4484 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4485 comparing param_index to VEC_length result.
4487 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4489 * c-decl.c: Do not include tree-mudflap.h
4490 * tree-optimize.c: Likewise.
4491 * Makefile.in: Update dependencies.
4493 2012-01-13 Richard Guenther <rguenther@suse.de>
4496 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4497 variable-sized result always use RSO.
4499 2012-01-12 DJ Delorie <dj@redhat.com>
4501 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4502 pointer type, not just the default pointer type.
4504 2012-01-09 Richard Henderson <rth@redhat.com>
4505 Denis Chertykov <chertykov@gmail.com>
4508 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4509 * config/avr/avr.c (avr_can_eliminate): Simplify.
4510 (avr_initial_elimination_offset): Likewise.
4511 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4512 (expand_epilogue): Likewise.
4513 (avr_legitimize_address): Gut.
4514 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4515 (avr_hard_regno_nregs): New.
4516 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4517 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4518 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4519 add soft frame pointer.
4520 (CALL_USED_REGISTERS): Likewise.
4521 (REG_CLASS_CONTENTS): Likewise.
4522 (REGISTER_NAMES): Likewise.
4523 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4524 (HARD_FRAME_POINTER_REGNUM): New.
4525 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4526 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4527 remove the HARD_FRAME_POINTER self-elimination.
4529 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4532 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4533 DECL_EXTERNAL when checking for initializers of progmem variables.
4535 2012-01-12 Ira Rosen <irar@il.ibm.com>
4537 PR tree-optimization/51799
4538 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4539 that the last operation is a type demotion.
4541 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4543 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4544 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4546 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4549 * combine.c (distribute_notes): If i3 is a noreturn call,
4550 allow old_size to be equal to args_size and make sure the
4551 noreturn call gets REG_ARGS_SIZE note.
4552 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4553 on noreturn calls even when the delta is 0.
4555 2012-01-11 Nathan Sidwell <nathan@acm.org>
4557 * gcov.c (STRING_SIZE): Remove.
4558 (generate_results): Erase annotations for source files with no
4559 coverage information.
4561 (output_lines): Use it.
4563 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4565 * gimple.h (gimplify_body): Remove first argument.
4566 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4567 pointer set here, instead just pass DATA to walk_tree.
4568 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4569 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4570 (unvisit_body): Likewise, but with unmark_visited.
4571 (gimplify_body): Remove BODY_P argument and adjust.
4572 (gimplify_function_tree): Adjust call to gimplify_body.
4573 * omp-low.c (finalize_task_copyfn): Likewise.
4575 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4577 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4578 (build_function_type_skip_args): Delete.
4579 * tree.c (build_function_type_skip_args): Make static and add
4580 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4581 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4582 pass it to build_function_type_skip_args.
4583 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4584 (tree_function_versioning): Likewise.
4585 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4586 build_function_decl_skip_args.
4587 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4588 and pass it to build_function_decl_skip_args/tree_function_versioning.
4589 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4590 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4591 * trans-mem.c (ipa_tm_create_version): Likewise.
4592 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4593 * tree-inline.c (declare_return_variable): Remove always-true test.
4594 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4595 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4596 * ipa-split.c (split_function): Skip the return value for the split
4597 part if it doesn't return.
4599 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4601 PR tree-optimization/49642
4602 * ipa-split.c (forbidden_dominators): New variable.
4603 (check_forbidden_calls): New function.
4604 (dominated_by_forbidden): Likewise.
4605 (consider_split): Check for forbidden dominators.
4606 (execute_split_functions): Initialize and free forbidden
4607 dominators info; call check_forbidden_calls.
4609 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4611 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4613 2012-01-11 Nick Clifton <nickc@redhat.com>
4615 * config/rx/rx.md (return): Define pattern.
4617 2012-01-11 Richard Guenther <rguenther@suse.de>
4619 * doc/extend.texi (malloc attribute): Adjust according to
4622 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4623 Patrick Marlier <patrick.marlier@gmail.com>
4626 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4627 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4628 (ipa_tm_note_irrevocable): Same.
4629 (ipa_tm_scan_irr_block): Same.
4630 (ipa_tm_decrement_clone_counts): Same.
4631 (ipa_tm_scan_irr_function): Same.
4632 (ipa_tm_create_version_alias): Same.
4633 (ipa_tm_create_version): Same.
4634 (ipa_tm_transform_calls_redirect): Same.
4635 (ipa_tm_transform_calls): Same.
4636 (ipa_tm_transform_transaction): Same.
4637 (ipa_tm_execute): Same.
4639 2012-01-10 Richard Guenther <rguenther@suse.de>
4642 * opts.c (common_handle_option): Handle -Werror.
4644 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4646 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4649 2012-01-10 Jason Merrill <jason@redhat.com>
4651 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4654 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4656 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4657 supports R_386_TLS_GD_PLT reloc.
4658 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4659 supports R_386_TLS_LDM_PLT reloc.
4660 * configure: Regenerate.
4661 * config.in: Regenerate.
4663 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4666 Extend __pgmx semantics to linearize memory.
4667 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4668 determine if code comes inline or from libgcc.
4669 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4670 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4671 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4672 (movmemx_qi, movmemx_hi): New insns.
4673 (xload_<mode>_libgcc): Rewrite to new insn condition.
4674 (xload_<mode>): Remove insns.
4675 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4676 cases that don't satisfy avr_xload_libgcc_p().
4677 (avr_addr_space_convert): Allow converting in any direction.
4678 (avr_addr_space_subset_p): Return always true.
4679 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4680 (avr_emit_movmemhi): Ditto.
4681 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4682 (avr_out_movmem): Ditto.
4683 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4684 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4685 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4686 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4687 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4689 2012-01-10 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/50913
4692 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4693 Require data-refs to be representable by Graphite with respect
4696 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4698 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4699 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4701 2012-01-10 Tom de Vries <tom@codesourcery.com>
4703 PR rtl-optimization/51271
4704 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4705 handling annulled branch.
4707 2012-01-10 Richard Henderson <rth@redhat.com>
4709 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4710 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4711 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4712 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4713 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4714 arm_expand_vec_perm_const): New.
4715 * config/arm/arm-protos.h: Update.
4716 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4717 (*neon_vswp<VDQX>): New.
4718 (neon_vcombine<VDX>): Use neon_split_vcombine.
4719 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4720 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4721 (vec_perm<VE>): New.
4723 2012-01-10 Richard Henderson <rth@redhat.com>
4725 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4726 use it if reload_completed.
4727 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4728 arm_output_asm_insn, arm_process_output_memory_barrier,
4729 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4730 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4731 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4732 arm_process_output_sync_insn, arm_output_sync_insn,
4733 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4734 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4735 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4736 (emit_unlikely_jump): New.
4737 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4738 (arm_split_atomic_op): New.
4739 * config/arm/arm-protos.h: Update.
4740 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4741 (struct arm_sync_generator): Remove.
4742 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4743 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4744 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4745 (VUNSPEC_LL, VUNSPEC_SC): New.
4746 (sync_result, sync_memory, sync_required_value, sync_new_value,
4747 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4748 (attr length): Don't use arm_sync_loop_insns.
4749 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4750 (movsfcc, movdfcc): Likewise.
4751 * config/arm/constraints.md (Ua): New.
4752 * config/arm/prediates.md (mem_noofs_operand): New.
4753 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4754 (sync_clobber, sync_t2_reqd): Remove.
4755 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4756 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4757 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4758 (arm_sync_compare_and_swap<SIDI>): Remove.
4759 (arm_sync_compare_and_swap<NARROW>): Remove.
4760 (arm_sync_lock_test_and_set<SIDI>): Remove.
4761 (arm_sync_lock_test_and_set<NARROW>): Remove.
4762 (arm_sync_new_<syncop><SIDI>): Remove.
4763 (arm_sync_new_<syncop><NARROW>): Remove.
4764 (arm_sync_new_nand<SIDI>): Remove.
4765 (arm_sync_new_nand<NARROW>): Remove.
4766 (arm_sync_old_<syncop><SIDI>): Remove.
4767 (arm_sync_old_<syncop><NARROW>): Remove.
4768 (arm_sync_old_nand<SIDI>): Remove.
4769 (arm_sync_old_nand<NARROW>): Remove.
4770 (*memory_barrier): Merge arm_output_memory_barrier.
4771 (atomic_compare_and_swap<QHSD>): New.
4772 (atomic_compare_and_swap<NARROW>_1): New.
4773 (atomic_compare_and_swap<SIDI>_1): New.
4774 (atomic_exchange<QHSD>): New.
4775 (cas_cmp_operand, cas_cmp_str): New.
4776 (atomic_op_operand, atomic_op_str): New.
4777 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4778 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4779 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4780 (arm_load_exclusive<NARROW>): New.
4781 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4782 (arm_store_exclusive<QHSD>): New.
4784 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4786 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4787 reload patterns if -mvsx-scalar-memory.
4789 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4790 generated, even -mno-vsx-scalar-double was used.
4791 (vsx_xscvdpsp_scalar): Likewise.
4792 (vsx_xscvspdp_scalar2): Likewise.
4794 2012-01-09 Tom de Vries <tom@codesourcery.com>
4795 Andrew Pinski <apinski@cavium.com>
4798 * reorg.c (fill_slots_from_thread): Don't speculate
4799 frame-related insns.
4801 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4803 * sched-int.h (bb_note): Move to...
4804 * basic-block.h: ...here.
4805 * haifa-sched.c (bb_note): Move to...
4806 * cfgrtl.c: ...here.
4807 * function.c (next_block_for_reg): New function.
4808 (move_insn_for_shrink_wrap): Likewise.
4809 (prepare_shrink_wrap): Rewrite to use the above.
4811 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4813 * gimple.c (is_gimple_non_addressable): Remove.
4814 * gimple.h: Remove is_gimple_non_addressable.
4815 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4816 is_gimple_non_addressable.
4817 * trans-mem.c (expand_assign_tm): Same.
4819 2012-01-09 Richard Guenther <rguenther@suse.de>
4821 PR tree-optimization/51775
4822 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4823 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4825 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4827 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4829 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4831 2012-01-09 Richard Guenther <rguenther@suse.de>
4833 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4835 2012-01-08 Jan Hubicka <jh@suse.cz>
4837 PR tree-optimize/51680
4838 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4839 on when known_vals needs to be computed; cleanup.
4841 2012-01-08 Jan Hubicka <jh@suse.cz>
4843 PR tree-optimize/51694
4844 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4846 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4848 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4849 for -std=c++98 and -std=c++11 too.
4851 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4853 * cfgloop.c (cancel_loop): Add free() of bbs array.
4855 2012-01-07 Jan Hubicka <jh@suse.cz>
4857 PR tree-optimization/51600
4858 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4859 that benefits small functions.
4861 2012-01-07 Jan Hubicka <jh@suse.cz>
4863 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4865 2012-01-07 Jan Hubicka <jh@suse.cz>
4867 PR tree-optimization/51680
4868 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4869 whose inlining reduce unit size.
4871 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4874 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4875 Add canonical node to containing_mem chain after the non-canonical
4876 one, even if there weren't any locs to propagate.
4877 (remove_useless_values): Keep only canonical values.
4878 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4879 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4880 canonicalize mem_chain elements that are not discarded.
4882 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4885 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4886 before emitting functions.
4888 PR gcov-profile/50127
4889 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4890 clear_aux_for_blocks.
4892 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4895 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4897 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4899 * c-decl.c (ext_block): Moved up.
4900 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4902 2012-01-06 Han Shen <shenhan@google.com>
4904 Translate built-in include paths for sysroot.
4905 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4906 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4908 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4909 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4911 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4912 control whether sysroot should be prepended to gxx include dir.
4914 * configure: Regenerate.
4916 2012-01-06 Torvald Riegel <triegel@redhat.com>
4918 PR rtl-optimization/51771
4919 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4920 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4922 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4924 PR tree-optimization/51315
4925 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4926 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4928 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4931 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4932 for shrp pattern. Correctly handle and fixup shift variable.
4933 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4935 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4938 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4939 note when !ACCUMULATE_OUTGOING_ARGS.
4941 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4943 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4945 (extract_range_from_unary_expr_1): Avoid useless computations.
4947 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4949 PR rtl-optimization/51767
4950 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4951 of jump_block and add an extra edge for degenerated asm gotos.
4954 * stmt.c (check_unique_operand_names): Don't ICE during error
4955 reporting if i is from labels chain.
4958 * profile.c (branch_prob): Split bbs that have exit edge
4959 and need a fake entry edge too.
4961 2012-01-05 Jan Hubicka <jh@suse.cz>
4964 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4967 2012-01-05 Richard Guenther <rguenther@suse.de>
4970 * tree-streamer-out.c (write_ts_optimization): New function.
4971 (streamer_write_tree_body): Call it.
4972 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4973 (streamer_read_tree_body): Call it.
4974 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4976 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4979 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4980 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4981 in_cleanup_point_expr before gimplify_stmt call and restore it
4983 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4984 in_cleanup_point_expr is false.
4986 2012-01-05 Richard Guenther <rguenther@suse.de>
4989 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4991 * toplev.c (process_options): Reject combining mudflap and LTO.
4992 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4994 2012-01-05 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/51760
4997 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4999 (bit_value_unop): Handle UNDEFINED operands.
5000 (bit_value_binop): Likewise.
5002 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5004 * config/avr/avr.c (avr_replace_prefix): Remove.
5005 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5006 (avr_asm_function_rodata_section): Ditto.
5007 (avr_asm_select_section): Ditto.
5009 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5011 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5014 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5017 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5018 calls that have any non-fake successor edges.
5021 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5023 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5025 PR tree-optimization/51624
5026 * tree-sra.c (build_ref_for_model): When replicating a chain of
5027 COMPONENT_REFs, stop as soon as the offset would become negative.
5029 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5032 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5033 in .debug_loc on the floor.
5035 2012-01-04 Andrew Pinski <apinski@cavium.com>
5037 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5039 2012-01-04 Andrew Pinski <apinski@cavium.com>
5040 Adam Nemet <anemet@caviumnetworks.com>
5042 * config/mips/mips.md (size): Add SI and DI.
5043 (SIZE): New mode attribute.
5044 (U): New code attribute.
5045 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5046 (mips_lbux_<mode>): Delete.
5047 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5048 (mips_lhx): Use gen_mips_lhx_extsi.
5049 (mips_lhx_<mode>): Delete.
5051 (mips_l<size>x): New expand.
5052 (mips_lwx_<mode>): Delete.
5053 (mips_l<GPR:size>x_<P:mode>): New pattern.
5054 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5055 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5056 * config/mips/mips.c (mips_lx_address_p): New function.
5057 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5058 (dsp64): New availability predicate.
5059 (mips_builtins): Add an entry for __builtin_mips_ldx.
5060 * config/mips/mips.h (ISA_HAS_LBX): New define.
5061 (ISA_HAS_LBUX): Likewise.
5062 (ISA_HAS_LHX): Likewise.
5063 (ISA_HAS_LHUX): Likewise.
5064 (ISA_HAS_LWX): Likewise.
5065 (ISA_HAS_LWUX): Likewise.
5066 (ISA_HAS_LDX): Likewise.
5067 * doc/extend.texi (__builtin_mips_ldx): Document.
5069 2012-01-04 Tristan Gingold <gingold@adacore.com>
5071 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5072 when long pointers are used.
5073 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5074 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5075 (ia64-hp-*vms*): Remove.
5076 * config/vms/xm-vms64.h: Delete.
5078 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5081 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5083 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5085 * opts.c (finish_options): Remove duplicate sorry.
5087 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5090 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5093 2012-01-04 Richard Guenther <rguenther@suse.de>
5096 * tree.c (size_low_cst): New function.
5097 * tree.h (size_low_cst): Declare.
5098 * fold-const.c (fold_comparison): Use it to extract the low
5099 part of the POINTER_PLUS_EXPR offset.
5101 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5103 Fix clearing ZERO_REG
5104 * config/avr/avr.md (cc): Add alternative "ldi".
5105 (movqi_insn): Use it in cc attribute.
5106 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5107 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5108 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5110 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5112 * configure: Regenerate.
5114 2012-01-04 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/49651
5117 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5118 (var_can_have_subvars): Use it.
5119 (get_constraint_for_1): Only consider subfields if there can be any.
5121 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5124 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5125 to its new canonical_cselib_val and the cselib_val was in
5126 first_containing_mem chain, but the canonical_cselib_val was not,
5127 add the latter into the chain.
5128 (cselib_invalidate_mem): Compare canonical_cselib_val of
5129 addr_list chain elt with v.
5132 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5133 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5135 (output_macinfo_op): Don't ggc_strdup fd->filename.
5136 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5137 then ggc_strdup it. Don't free inc->info or cur->info.
5138 (output_macinfo): Don't free ref->info or file->info.
5140 2012-01-03 Ira Rosen <irar@il.ibm.com>
5142 PR tree-optimization/51269
5143 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5144 first_niters a pointer.
5145 (slpeel_tree_peel_loop_to_edge): Likewise.
5146 (vect_do_peeling_for_loop_bound): Update call to
5147 slpeel_tree_peel_loop_to_edge.
5148 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5149 here. Remove it from the parameters list.
5150 (vect_do_peeling_for_alignment): Update calls and compute
5153 2012-01-03 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/51070
5156 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5157 Properly handle calls.
5159 2012-01-03 Richard Guenther <rguenther@suse.de>
5161 PR tree-optimization/51692
5162 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5163 the LHS of allocation stmts.
5165 2012-01-03 Olivier Hainque <hainque@adacore.com>
5167 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5169 2012-01-03 Olivier Hainque <hainque@adacore.com>
5171 * collect2.c (main): In AIX specific computations for vector
5172 insertions, use CONST_CAST2 to cast from char ** to const char **.
5174 2012-01-03 Richard Guenther <rguenther@suse.de>
5177 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5178 the context of a limbo DIE when it does not already exist.
5180 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5182 PR tree-optimization/51719
5183 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5184 but direct call is, clear direct call's lhs and don't add fallthrough
5185 edge from dcall_bb to join_bb and PHIs.
5187 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5189 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5190 the instructions emitted by the pattern.
5191 ("*TDC_insn_<mode>"): Add comment.
5193 2012-01-03 Richard Guenther <rguenther@suse.de>
5196 * fold-const.c (fold_comparison): Properly canonicalize
5197 tree offset and HOST_WIDE_INT bit position.
5199 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5201 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5202 operands for extzv pattern.
5204 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5207 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5210 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5212 * doc/invoke.texi (-flto and related options): Copy-edit.
5214 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5216 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5218 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5220 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5223 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5225 * expr.h (move_by_pieces_ninsns): Declare.
5226 * expr.c (move_by_pieces_ninsns): Make external.
5227 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5228 (mips_store_by_pieces_p): Likewise.
5229 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5230 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5231 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5232 (mips_store_by_pieces_p): Likewise.
5234 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5236 * passes.c (register_one_dump_file): Free full_name.
5238 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5239 (calculate_elim_costs_all_insns): Free offsets_at and
5240 offsets_known_at at the end and clear the pointers.
5242 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5244 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5245 this option introduced in r180739.
5247 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5250 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5251 (tmake_file target=avr): Add avr/t-multilib.
5253 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5254 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5255 * config/avr/genmultilib.awk: New file.
5256 * config/avr/t-multilib: New auto-generated file.
5257 * config/avr/multilib.h: New auto-generated file.
5258 * config/avr/t-avr (AVR_MCUS): New variable.
5259 (genopt.sh): Use it.
5260 (s-mlib): Depend on t-multilib.
5261 (t-multilib, multilib.h): New dependencies.
5262 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5263 (MULTILIB_OPTIONS): Remove.
5264 (MULTILIB_MATCHES): Remove.
5265 (MULTILIB_DIRNAMES): Remove.
5266 (MULTILIB_EXCEPTIONS): Remove:
5267 * config/avr/genopt.sh: Don't use hard coded file name;
5268 pass AVR_MCUS from t-avr instead.
5270 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5272 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5274 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5276 Implement light-weight DImode support.
5277 * config/avr/avr-dimode.md: New file.
5278 * config/avr/avr.md: Include it.
5279 (adjust_len): Add plus64, compare64.
5280 (HIDI): Remove code iterator.
5281 (code_stdname): New code attribute.
5282 (rotx, rotsmode): Remove DI.
5283 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5285 * config/avr/avr-protos.h (avr_have_dimode): New.
5286 (avr_out_plus64, avr_out_compare64): New.
5287 * config/avr/avr.c (avr_out_compare): Handle DImode.
5288 (avr_have_dimode): New variable definition and initialization.
5289 (avr_out_compare64, avr_out_plus64): New functions.
5290 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5291 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5292 (avr_compare_pattern): Skip DImode comparisons.
5294 2012-01-02 Revital Eres <revital.eres@linaro.org>
5296 * ddg.c (def_has_ccmode_p): New function.
5297 (add_cross_iteration_register_deps,
5298 create_ddg_dep_from_intra_loop_link): Call it.
5300 2012-01-02 Richard Guenther <rguenther@suse.de>
5303 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5305 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5307 * gcc.c (process_command): Update copyright notice dates.
5308 * gcov.c (print_version): Likewise.
5309 * gcov-dump.c (print_version): Likewise.
5310 * mips-tfile.c (main): Likewise.
5311 * mips-tdump.c (main): Likewise.
5313 2012-01-01 Ira Rosen <irar@il.ibm.com>
5315 PR tree-optimization/51704
5316 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5317 a use is inside the basic block or loop before accessing its vect info.
5319 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5321 PR rtl-optimization/51069
5322 * cfgloopmanip.c (remove_path): Removing path making irreducible
5323 region unconditional makes BB part of the region.
5325 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5327 PR tree-optimization/51683
5328 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5329 calls with side-effects.
5330 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5332 Copyright (C) 2012 Free Software Foundation, Inc.
5334 Copying and distribution of this file, with or without modification,
5335 are permitted in any medium without royalty provided the copyright
5336 notice and this notice are preserved.