1 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
4 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
7 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
10 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
12 PR rtl-optimization/52250
13 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
14 to put note list into. Unconditionally call move_bb_info.
15 (move_bb_info): Do not assert the blocks being in the same region,
16 just drop the note list if they are not.
18 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
20 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
22 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
24 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
25 defining statement is a SSA name that occurs in abnormal PHIs.
27 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
29 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
32 2012-07-19 Richard Guenther <rguenther@suse.de>
33 Eric Botcazou <ebotcazou@adacore.com>
35 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
36 about transition from invariant to known bits.
37 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
39 2012-07-19 Jakub Jelinek <jakub@redhat.com>
42 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
43 (cleanup_tree_cfg_bb): Don't call it.
44 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
47 2012-07-19 Christian Bruel <christian.bruel@st.com>
50 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
52 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
54 * config.gcc (v850-*-rtems*): New target.
55 * config/v850/rtems.h: New.
56 * config/v850/t-rtems: New.
58 2012-07-18 Nick Clifton <nickc@redhat.com>
60 * doc/invoke.texi (ARM Options): Document -munaligned-access.
62 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
66 Backport from mainline
67 2012-04-25 Jakub Jelinek <jakub@redhat.com>
70 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
71 instead expand it as zero extension.
73 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
76 QImode and HImode splitters. Use ix86_comparison_operator.
77 Explicitly match FLAGS_REG.
78 (DFmode cmove splitter): Explicitly match FLAGS_REG.
80 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
81 Steven Bosscher <steven@gcc.gnu.org>
82 Bernd Schmidt <bernds@codesourcery.com>
84 PR rtl-optimization/53908
85 * df-problems.c (can_move_insns_across): When doing
86 memory-reference book-keeping, handle call insns.
88 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
90 Backport from mainline
91 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
95 sibcall_insn_operand. Move it to a temporary register if not.
97 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
101 emit PIC sequence for fnaddr symbol reference in advance.
103 2012-07-09 Jason Merrill <jason@redhat.com>
106 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
107 (type_hash_eq): Likewise.
110 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
112 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
114 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
115 due to negative shift amount.
117 2012-07-06 Kai Tietz <ktietz@redhat.com>
119 Backport from mainline.
121 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
124 2012-07-06 Nick Clifton <nickc@redhat.com>
126 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
127 default_encode_section_info.
129 2012-07-06 Richard Guenther <rguenther@suse.de>
131 Backport from mainline
132 2012-03-30 Richard Guenther <rguenther@suse.de>
135 * double-int.c (rshift_double): Remove not needed cast.
137 2012-03-28 Richard Guenther <rguenther@suse.de>
140 * double-int.h (rshift_double): Remove.
141 * double-int.c (lshift_double): Use absu_hwi to make count
143 (rshift_double): Make static, take unsigned count argument,
144 remove handling of negative count argument.
145 (double_int_rshift): Dispatch to lshift_double.
147 2012-07-06 Richard Guenther <rguenther@suse.de>
149 Backport from mainline
150 2012-06-18 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/53693
153 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
154 Reject operands with more than one use.
156 2012-07-06 Richard Guenther <rguenther@suse.de>
158 Backport from mainline
159 2012-04-11 Richard Guenther <rguenther@suse.de>
162 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
163 consider loop nesting.
164 (evolution_function_is_univariate_p): Properly check the remainder
167 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
169 Backport from mainline
170 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
172 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
173 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
174 (adjacent_mem_locations): Move some code to and call...
175 (get_memref_parts): ...new function.
176 (mem_locations_overlap): New function.
177 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
178 (is_mem_ref): Rename to...
179 (find_mem_ref): ...this. Return MEM rtx.
180 (get_store_dest): Remove function.
181 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
182 new parameter and adjust calls.
183 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
184 mem refs overlap for true_store_to_load_dep_costly.
185 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
186 passed to adjacent_mem_locations.
187 (is_costly_group): Walk resolved dependency list.
188 (force_new_group): Emit group ending nop for Power6/Power7.
189 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
190 (group_ending_nop): New define_insn.
192 2012-07-04 Richard Guenther <rguenther@suse.de>
195 * gimple-fold.c (get_base_constructor): Do not return an
196 error_mark_node DECL_INITIAL.
198 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
200 Backport from mainline
201 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
204 code model string in the error message.
206 2012-07-04 Tristan Gingold <gingold@adacore.com>
208 Backport from mainline.
209 2012-06-25 Tristan Gingold <gingold@adacore.com>
211 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
212 (seh_cfa_adjust_cfa): ... that function.
213 (seh_emit_stackalloc): Do not emit out of range values.
214 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
215 UNSPEC_DEF_CFA constants.
216 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
217 * config/i386/i386.c (ix86_frame_pointer_required): Required
218 for very large frames on SEH target.
219 (ix86_compute_frame_layout): Save area is before frame pointer
220 on SEH target. Handle very large frames.
221 (ix86_expand_prologue): Likewise.
223 2012-07-04 Richard Guenther <rguenther@suse.de>
225 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
226 as in free_lang_data_in_type.
228 2012-07-02 Martin Jambor <mjambor@suse.cz>
230 Backport from mainline.
231 2012-07-02 Martin Jambor <mjambor@suse.cz>
234 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
235 dynamic type change check.
237 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
239 * tree-eh.c (lower_try_finally_switch): Really put the location of the
240 last statement of the finally block onto the switch.
242 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
244 * configure: Regenerate.
246 Backport from mainline.
247 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
249 * config.gcc (target_type_format_char): New. Document it. Set it for
251 * configure.ac (gnu_unique_option): Use target_type_format_char
252 in test. Comment rationale.
254 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
256 Backport from mainline.
257 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
259 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
261 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
263 Backport from 2012-06-28 mainline r189049
266 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
267 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
268 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
269 avr_hard_regno_call_part_clobbered.
271 2012-06-28 Richard Guenther <rguenther@suse.de>
274 * expr.c (expand_expr_real_1): Verify if the type is complete
275 before inspecting its size.
277 2012-06-27 Nick Clifton <nickc@redhat.com>
279 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
282 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
285 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
287 2012-06-26 Nick Clifton <nickc@redhat.com>
289 * config/rx/rx.md (simple_return): Use the simple_return rtx.
291 2012-06-25 Jakub Jelinek <jakub@redhat.com>
294 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
295 of x x x in the vmovlps load alternative.
297 2012-06-22 Richard Guenther <rguenther@suse.de>
299 * gcov-iov.c: Include bconfig.h and system.h.
301 2012-06-22 Richard Guenther <rguenther@suse.de>
303 PR gcov-profile/53744
304 * gcov-iov.c (main): Treat "" and "prerelease" the same.
306 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
308 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
309 DECL_IGNORED_P non-reg vars even if they are used.
311 2012-06-19 Jason Merrill <jason@redhat.com>
314 * dwarf2out.c (modified_type_die): Use scope_die_for.
315 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
316 (uses_local_type_r, uses_local_type): New.
317 (scope_die_for): Keep a type that uses a local type in local scope.
318 Use get_context_die for namespace and type scope.
320 2012-06-19 Richard Guenther <rguenther@suse.de>
323 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
324 replace it with the first non-BLOCK context.
326 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
328 PR rtl-optimization/53700
330 Backport from mainline
331 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
333 * ira-color.c (setup_left_conflict_sizes_p): Process all
336 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
338 Backport from mainline
339 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
343 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
344 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
345 instead of xop_mulv2div2di3_low.
346 (xop_p<macs>dql): Fix vec_select selector.
347 (xop_p<macs>dqh): Ditto.
348 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
349 (xop_mulv2div2di3_high): Ditto.
351 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
353 Backport from mainline:
354 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
358 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
360 Backport from mainline:
361 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
363 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
364 * config/pa/pa.c (pa_attr_length_millicode_call): Use
365 MAX_PCREL17F_OFFSET instead of fixed offset.
366 (pa_attr_length_call): Likewise.
367 (pa_attr_length_indirect_call): Likewise.
369 2012-06-15 Walter Lee <walt@tilera.com>
371 Backport from mainline:
372 2012-06-15 Walter Lee <walt@tilera.com>
374 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
376 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
378 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
380 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
382 Backport from mainline:
384 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
385 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
386 * gimple.h (block_in_transaction): Check for flag_tm.
388 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
390 PR tree-optimization/52558
392 Backport from mainline:
393 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
394 * gimple.h (gimple_set_in_transaction): Remove.
395 (gimple_in_transaction): Look in BB instead.
396 (gimple_statement_base): Remove in_transaction field.
397 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
398 * trans-mem.c (compute_transaction_bits): Place transaction bit
399 information into basic blocks.
401 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
403 PR tree-optimization/52558
404 * cfg.c (alloc_aux_for_edge): Fix comment.
405 (alloc_aux_for_edge): Remove static.
406 * basic-block.h (alloc_aux_for_edge): Protoize.
407 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
408 (execute_sm_if_changed_flag): New.
409 (execute_sm_if_changed_flag_set): New.
410 (execute_sm): Do not generate data races unless requested.
411 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
412 (tree_ssa_lim_finalize): Call free_aux_for_edges.
413 * gimple.h (block_in_transaction): New.
414 (gimple_in_transaction): Use block_in_transaction.
416 2012-06-14 Jakub Jelinek <jakub@redhat.com>
418 Backported from mainline
419 2012-06-12 Jakub Jelinek <jakub@redhat.com>
421 PR rtl-optimization/53589
422 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
423 discovery even when e->dest != target. If any LABEL_REF points
424 to e->dest label, redirect it to target's label.
426 2012-06-07 Jakub Jelinek <jakub@redhat.com>
429 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
430 returns false, replace stmt with GIMPLE_NOP.
431 (check_omp_nesting_restrictions): Instead of issuing warnings,
432 issue errors and return false if any errors were reported.
434 2012-06-14 Richard Guenther <rguenther@suse.de>
436 * BASE-VER: Set to 4.7.2.
437 * DEV-PHASE: Set to prerelease.
439 2012-06-12 Christian Bruel <christian.bruel@st.com>
442 * config/sh/sh.c (sh_option_override): Don't force
443 flag_omit_frame_pointer and maccumulate_outgoing_args.
444 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
446 2012-06-14 Release Manager
448 * GCC 4.7.1 released.
450 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
452 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
454 2012-06-13 Richard Henderson <rth@redhat.com>
456 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
457 iterator instead of INT.
459 2012-06-08 Richard Henderson <rth@redhat.com>
462 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
463 note to a clobber insn when no other insn is available.
465 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
468 * doc/invoke.texi (Wenum-compare): Update documentation.
470 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
473 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
475 (altivec_stvlxl): Ditto.
476 (altivec_stvrx): Ditto.
477 (altivec_stvrxl): Ditto.
479 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
482 * trans-mem.c (expand_block_edges): Do not skip the first
483 statement when resetting the BB.
485 2012-06-04 Richard Guenther <rguenther@suse.de>
488 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
489 create new assembler names.
491 2012-06-04 Richard Guenther <rguenther@suse.de>
493 Backport from mainline
494 2012-04-25 Jakub Jelinek <jakub@redhat.com>
497 * stor-layout.c (get_best_mode): Don't return mode with bitsize
498 larger than maxbits. Don't compute maxbits modulo align.
499 Also check that unit bytes long store at bitpos / unit * unit
500 doesn't affect bits beyond bitregion_end.
501 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
502 would not fit into bitregion_start ... bitregion_end + 1 bit
504 (store_split_bit_field): Decrease unit close to end of bitregion_end
505 if access is restricted in order to avoid mutual recursion.
507 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
509 Backport from 2012-06-04 mainline r188172
512 * config/avr/avr-stdint.h: New file.
513 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
516 2012-06-04 Jakub Jelinek <jakub@redhat.com>
518 PR tree-optimization/53550
519 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
520 is POINTER_TYPE_P, use sizetype as step type instead of type.
522 2012-06-04 Richard Guenther <rguenther@suse.de>
523 Eric Botcazou <ebotcazou@adacore.com>
525 Backport from mainline
526 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
528 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
529 Change type of BITOFFSET to signed. Make sure the lower bound of
530 the computed range is non-negative by adjusting OFFSET and BITPOS.
531 (expand_assignment): Adjust call to get_bit_range.
533 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
535 * expr.c (get_bit_range): Return the null range if the enclosing record
536 is part of a larger bit field.
538 2012-03-20 Richard Guenther <rguenther@suse.de>
540 * stor-layout.c (finish_bitfield_representative): Fallback
541 to conservative maximum size if the padding up to the next
542 field cannot be computed as a constant.
543 (finish_bitfield_layout): If we cannot compute the distance
544 between the start of the bitfield representative and the
545 bitfield member start a new representative.
546 * expr.c (get_bit_range): The distance between the start of
547 the bitfield representative and the bitfield member is zero
548 if the field offsets are not constants.
550 2012-03-16 Richard Guenther <rguenther@suse.de>
552 * stor-layout.c (finish_bitfield_representative): Fall back
553 to the conservative maximum size if we cannot compute the
554 size of the tail padding.
556 2012-03-14 Richard Guenther <rguenther@suse.de>
558 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
559 * stor-layout.c (start_bitfield_representative): New function.
560 (finish_bitfield_representative): Likewise.
561 (finish_bitfield_layout): Likewise.
562 (finish_record_layout): Call finish_bitfield_layout.
563 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
564 for QUAL_UNION_TYPE fields.
565 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
566 Stream DECL_BIT_FIELD_REPRESENTATIVE.
567 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
572 * expr.c (get_bit_range): Unconditionally extract bitrange
573 from DECL_BIT_FIELD_REPRESENTATIVE.
574 (expand_assignment): Adjust call to get_bit_range.
576 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
579 * fold-const.c (fold_binary_loc): Refine previous change.
581 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
583 Backport from mainline
584 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
587 * config/sh/sh.c (find_barrier): Add equality check of last_got to
588 avoid going above orig insn. Update comments.
590 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
592 Backport from mainline
593 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
596 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
597 prologue for unwinder and profiler.
599 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
601 Backport from mainline
602 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
604 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
606 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
608 Backport from mainline
609 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
611 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
614 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
616 Backport from mainline
617 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
619 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
620 operand is CONST_INT. Take COSTS_N_INSNS into account.
621 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
624 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
626 * config/avr/avr.opt (-msp8): Document it.
627 * doc/invoke.texi (AVR Options): Copy from trunk docu.
629 2012-05-31 Richard Guenther <rguenther@suse.de>
632 * expr.c (expand_assignment): Do not use movmisalign on
635 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
638 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
639 (pa_section_type_flags): New.
640 (pa_legitimate_constant_p): Revert previous change.
642 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
644 Backport from mainline
645 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
648 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
650 (ipa_tm_create_version): Same.
652 2012-05-30 Jason Merrill <jason@redhat.com>
655 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
656 about array compound literals.
658 2012-05-30 Richard Guenther <rguenther@suse.de>
661 * fold-const.c (fold_binary_loc): Make sure to call
662 fold_plusminus_mult_expr with the original sign of operands.
664 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
666 * explow.c (probe_stack_range): Restore simple control flow and stop
667 again when the probe cannot be generated if HAVE_check_stack.
669 2012-05-30 Jakub Jelinek <jakub@redhat.com>
671 PR rtl-optimization/53519
672 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
673 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
675 2012-05-29 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/53516
678 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
680 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
682 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
684 Backport from mainline
685 2012-05-28 Richard Guenther <rguenther@suse.de>
687 PR tree-optimization/53438
688 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
690 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
692 Backport from mainline
693 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
695 PR rtl-optimization/52528
696 * combine.c (can_combine_p): Add setting of subst_low_luid
697 before call to expand_field_assignment().
699 2012-05-26 Martin Jambor <mjambor@suse.cz>
701 Backport from mainline
702 2012-05-23 Martin Jambor <mjambor@suse.cz>
704 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
706 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
709 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
710 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
712 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
715 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
716 (ix86_expand_vec_perm): Use int mode instead of float.
718 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
721 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
722 gnu_ld variables to yes.
723 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
724 (HAVE_GNU_AS): Likewise.
725 * config.in: Regenerate.
726 * configure: Likewise.
728 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
730 Backport from mainline
731 2012-03-12 Richard Guenther <rguenther@suse.de>
732 * config/arm/arm.c (neon_dereference_pointer): Do not call
733 covert during RTL expansion.
735 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
737 Backport from mainline
738 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
741 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
742 relied on signed overflow behavior.
744 2012-05-24 Richard Guenther <rguenther@suse.de>
747 * tree-profile.c (tree_profiling): Cleanup the CFG if
748 execute_fixup_cfg requests it.
750 2012-05-24 Jakub Jelinek <jakub@redhat.com>
752 PR tree-optimization/53465
753 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
754 vr0 into *vr, then vrp_meet that.
755 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
756 have any equivalences.
757 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
760 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
762 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
764 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
765 (iterative_hash_gimple_type): Adjust comment.
766 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
767 domain for an array type instead of the domain type itself.
769 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
771 Backport from 2012-05-23 mainline r187803
774 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
775 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
778 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
780 Backport from 2012-05-03 mainline r187075
782 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
783 has_fma4 for AMD processors with both fma3 and fma4 support.
785 2012-05-22 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/53408
788 * tree-vect-loop.c (vectorizable_induction): Properly check
789 the restriction that we cannot handle induction results from
790 the inner loop outside of the outer loop.
792 2012-05-21 Jakub Jelinek <jakub@redhat.com>
794 PR tree-optimization/53436
795 * omp-low.c (omp_build_component_ref): New function.
796 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
798 PR tree-optimization/53366
799 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
800 tests if complex_numbers == 2, but there are non-complex number loads
803 PR tree-optimization/53409
804 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
805 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
807 PR tree-optimization/53410
808 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
809 instead of build_int_cst (type, 0) where vector types might be
812 2012-05-21 Joseph Myers <joseph@codesourcery.com>
815 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
816 from folded operands before wrapping another around the
817 conditional expression.
819 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
820 Patrick Marlier <patrick.marlier@gmail.com>
822 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
825 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
827 Backport from mainline
828 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
831 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
832 (UNSPECV_RDRAND): This.
833 (rdrand<mode>_1): Updated.
835 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
837 Backport from mainline
838 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
840 * config/i386/driver-i386.c (host_detect_local_cpu): Support
841 RDRND, F16C and FSGSBASE.
843 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
845 Backport from mainline
846 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
848 * tree-ssa-pre.c (can_value_number_call): Delete.
849 (compute_avail): Skip all statements with side effects.
850 <GIMPLE_CALL>: Skip calls to internal functions.
852 2012-05-18 David S. Miller <davem@davemloft.net>
854 Backport r185385 from mainline
855 2012-03-14 Richard Guenther <rguenther@suse.de>
858 * tree-vect-generic.c (type_for_widest_vector_mode): Take
859 element type instead of mode, use build_vector_type_for_mode
860 instead of the langhook, build a vector of proper signedness.
861 (expand_vector_operations_1): Adjust.
863 2012-05-18 Olivier Hainque <hainque@adacore.com>
865 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
866 $(libsubdir) as libexecsubdir.
868 2012-05-16 Andrew Pinski <apinski@cavium.com>
870 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
873 2012-05-16 David S. Miller <davem@davemloft.net>
875 * jump.c (delete_related_insns): If we remove a CALL, make sure
876 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
878 2012-05-16 Richard Henderson <rth@redhat.com>
881 * combine-stack-adj.c (prev_active_insn_bb): New.
882 (next_active_insn_bb): New.
883 (force_move_args_size_note): New.
884 (combine_stack_adjustments_for_block): Use it.
886 2012-05-16 Olivier Hainque <hainque@adacore.com>
888 * Makefile.in (install-no-fixedincludes): New target, former toplevel
889 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
890 Add comments and improve stamp preservation across the whole sequence.
891 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
893 2012-05-16 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/53364
896 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
897 detect a view-conversion of the decl.
899 2012-05-15 Jakub Jelinek <jakub@redhat.com>
902 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
903 that operands[2] is either immediate, or q_regs_operand.
905 2012-05-15 Bin Cheng <bin.cheng@arm.com>
907 Backport r187139 from mainline.
908 2012-05-04 Bin Cheng <bin.cheng@arm.com>
910 PR rtl-optimization/52804
911 * reload1.c (reload_reg_reaches_end_p): Check whether successor
912 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
913 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
914 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
915 RELOAD_FOR_OUTADDR_ADDRESS.
917 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
920 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
921 generate target register for "load" class builtins.
924 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
927 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
928 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
929 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
930 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
931 (<sse>_movu<ssemodesuffix>): New expander.
932 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
933 (avx_movdqu<avxmodesuffix>): New expander.
934 (*sse2_movdqu): Rename from sse2_movdqu.
935 (sse2_movdqu): New expander.
937 2012-05-14 Jakub Jelinek <jakub@redhat.com>
939 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
940 lineno 1 the same as lineno 0 before first start file directive.
941 (optimize_macinfo_range): Likewise.
943 * dwarf2out.c (have_macinfo): Define.
944 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
945 attribute, don't force empty compilation unit and don't emit any
946 .debug_macinfo/.debug_macro section if macinfo_table is empty.
948 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
950 Backport from mainline
951 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
953 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
954 ORDERED and UNORDERED conditions.
956 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
958 * function.c (requires_stack_frame_p): If the function can throw
959 non-call exceptions, return true if the insn can throw internally.
961 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
963 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
964 DECL_ORIGINAL_TYPE if it is present.
966 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
968 Backport from 2012-05-12 mainline r187342.
971 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
972 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
973 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
974 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
975 (expand_prologue): Move initialization of cfun->machine->is_naked,
976 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
977 (avr_set_current_function): ...this new static function.
978 (TARGET_SET_CURRENT_FUNCTION): New define.
979 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
980 checking attributes of current_function_decl.
981 (avr_regs_to_save): Ditto.
982 (signal_function_p): Rename to avr_signal_function_p.
983 (interrupt_function_p): Rename to avr_interrupt_function_p.
985 * doc/extend.texi (Function Attributes): Better explanation of
986 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
989 2012-05-09 Matthias Klose <doko@ubuntu.com>
991 * gcc-ar.c (main): Don't check for execute bits for the plugin.
993 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
996 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
997 when a constant source operand matches an "I" constraint, the "no
998 CC0 change" applies to a register-destination only, not a
999 strict_low_part-destination.
1001 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1003 Backport from mainline:
1004 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1006 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1008 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1010 PR tree-optimization/53239
1011 * tree-vrp.c (get_value_range): Set VR of
1012 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1015 2012-05-07 Richard Guenther <rguenther@suse.de>
1017 PR tree-optimization/53195
1018 * tree-inline.c (setup_one_parameter): Properly add referenced
1019 vars from the parameters new known value.
1021 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1023 Backport from mainline:
1024 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1027 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1030 2012-05-04 Ian Lance Taylor <iant@google.com>
1032 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1033 values from false to NULL.
1035 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1037 Backport from mainline
1038 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1042 (TARGET_CMOV): Rename from TARGET_CMOVE.
1043 (TARGET_CMOVE): New define.
1044 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1045 Do not set TARGET_CMOVE here.
1047 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1049 Backport from mainline:
1051 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1053 PR tree-optimization/52633
1054 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1055 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1056 (vect_recog_over_widening_pattern): Remove handling of code that was
1057 already detected as over-widening pattern. Remove special handling
1058 of "unsigned" cases. Instead, support general case of conversion
1059 of the shift result to another type.
1061 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1063 * tree-vect-patterns.c (vect_single_imm_use): New function.
1064 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1065 (vect_recog_over_widening_pattern): Likewise.
1066 (vect_recog_widen_shift_pattern): Likewise.
1068 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1070 PR tree-optimization/52870
1071 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1072 presumed pattern statement is within the same loop or basic block.
1074 2012-05-04 Richard Guenther <rguenther@suse.de>
1076 * common.opt (flto-report): Do not mark as Optimization.
1078 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1081 * recog.c (constrain_operands): If extra constraints are present, also
1082 accept pseudo-registers with equivalent memory locations during reload.
1084 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1086 Backport from the mainline
1087 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1090 * config/rs6000/rs6000.md (bswapdi splitters): If
1091 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1092 default) is used, generate an alternate sequence that does not
1093 depend on using indexed addressing.
1095 2012-05-03 David S. Miller <davem@davemloft.net>
1098 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1099 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1100 (sparc_emit_float_lib_cmp): Likewise.
1102 2012-05-04 Martin Jambor <mjambor@suse.cz>
1104 Backport from mainline
1105 2012-05-02 Martin Jambor <mjambor@suse.cz>
1108 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1109 of a variable when the contect is a function.
1111 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1114 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1115 append program name to it and pass that as first argument
1116 to make_relative_prefix. Always pass standard_libexec_prefix
1117 as last argument to make_relative_prefix. If
1118 make_relative_prefix returns NULL, fall back to
1119 standard_libexec_prefix.
1122 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1126 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1127 mode, return that mode.
1129 2012-05-03 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/53144
1132 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1134 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1135 with SSA name values.
1136 (vn_reference_lookup_3): Adjust callers.
1138 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1140 PR tree-optimization/53163
1141 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1142 return value from compute_all_dependences.
1144 PR rtl-optimization/53160
1145 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1146 has been modified by ree pass already.
1148 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1150 Backport from mainline
1151 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1154 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1155 calls to cgraph_node_name in xstrdup.
1156 (ipa_make_edge_direct_to_target): Ditto.
1157 * tree-sra.c (convert_callers_for_node): Ditto.
1158 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1159 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1160 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1161 (cgraph_materialize_all_clones): Ditto.
1162 * ipa-inline.c (report_inline_failed_reason): Ditto.
1163 (want_early_inline_function_p): Ditto.
1164 (edge_badness): Ditto.
1165 (update_edge_key): Ditto.
1166 (flatten_function): Ditto.
1167 (ipa_inline): Ditto.
1168 (inline_always_inline_functions): Ditto.
1169 (early_inline_small_functions): Ditto.
1171 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1173 Backport from mainline
1174 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1176 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1177 Introduce emul_name to select the right linker emulation for
1178 powerpc64-*-freebsd*.
1179 * configure: Regenerate.
1180 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1181 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1182 * config/rs6000/freebsd64.h: New file.
1183 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1185 (rs6000_savres_strategy): Likewise.
1186 (rs6000_savres_routine_name): Likewise.
1187 (rs6000_elf_file_end): Likewise.
1188 * config/rs6000/t-freebsd64: New file.
1189 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1190 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1192 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1194 Backport from mainline
1195 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1198 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1200 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1202 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1203 predicate to discriminate types.
1205 2012-04-27 Richard Guenther <rguenther@suse.de>
1208 * convert.c (convert_to_integer): Avoid infinite recursion for
1209 target-defined built-in types.
1211 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1214 * config/cris/cris.md ("*andhi_lowpart_v32")
1215 ("*andqi_lowpart_v32"): Change first input-only operand from
1216 a (match_operand ...) to (match_dup 0). Drop alternatives with
1217 const_int-matching constraints for redundancy.
1218 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1219 three-operand alternative.
1221 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1223 Backport from mainline
1224 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1226 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1227 (*addsi_2_zext): Ditto.
1228 (*add<mode>_3): Ditto.
1229 (*addsi_3_zext): Ditto.
1230 (*add<mode>_5): Ditto.
1232 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1235 * c-typeck.c (set_nonincremental_init,
1236 set_nonincremental_init_from_string): Pass true instead of false
1237 as IMPLICIT to add_pending_init.
1239 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1241 Backport from 2012-04-24 mainline r186768.
1244 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1246 2012-04-24 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/53085
1249 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1252 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1255 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1257 (output_addressed_constants): Likewise.
1260 * varasm.c (get_section): Don't ICE for section conflicts with
1261 built-in section kinds.
1263 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1265 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1267 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1269 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1271 2012-04-23 Richard Guenther <rguenther@suse.de>
1274 * c-typeck.c (build_binary_op): Fix typo.
1276 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1278 PR tree-optimizations/52891
1279 * tree-vect-patterns.c (adjust_bool_pattern): Use
1280 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1281 but with non-standard precision.
1283 2012-04-22 Ian Lance Taylor <iant@google.com>
1285 * godump.c (go_output_typedef): Dump size of structs.
1287 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1289 Backport from mainline:
1291 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1292 hints for 'A' operand types.
1294 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1296 Backport from 2012-04-19 mainline r186588.
1299 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1300 the case *(X+const).
1302 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1304 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1306 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1309 * config/i386/sync.md (atomic_<code><mode>): Rename to
1310 atomic_<logic><mode>.
1312 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1314 Backport from mainline
1315 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1319 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1320 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1321 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1322 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1323 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1324 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1325 gen_avx2_permvarv8sf.
1327 2012-04-16 Martin Jambor <mjambor@suse.cz>
1329 Backported from mainline
1331 2012-04-13 Martin Jambor <mjambor@suse.cz>
1334 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1335 fold_ctor_reference returns a zero constant.
1337 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1339 Backported from mainline
1340 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1342 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1343 and __ILP32__ for x32.
1345 2012-04-13 Tom de Vries <tom@codesourcery.com>
1347 Backport from mainline r186418.
1349 2012-04-13 Tom de Vries <tom@codesourcery.com>
1351 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1352 parameters vuse and vuse_escaped.
1353 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1354 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1357 2012-04-13 Richard Guenther <rguenther@suse.de>
1359 PR tree-optimization/52969
1360 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1361 the condition for the COND_EXPR and handle predicate negation
1362 by swapping the COND_EXPR arms.
1364 2012-04-13 Richard Guenther <rguenther@suse.de>
1367 * convert.c (convert_to_pointer): Remove special-casing of
1370 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1372 Backport from mainline
1373 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1376 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1377 the list of options to enable the FCFID instruction.
1378 (TARGET_EXTRA_BUILTINS): Adjust comment.
1380 2012-04-12 Richard Guenther <rguenther@suse.de>
1382 PR tree-optimization/52943
1383 * tree-chrec.h (chrec_is_positive): Remove.
1384 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1385 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1386 Return false for a constant zero instead of negative.
1387 (analyze_siv_subscript_cst_affine): Handle zero difference
1388 in the initial condition explicitely.
1390 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1393 * varasm.c (process_pending_assemble_externals): Set
1394 pending_assemble_externals_processed true.
1395 (assemble_external): Call assemble_external_real if the pending
1396 assemble externals have been processed.
1398 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1401 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1402 the DECL generated for the special GOT helper.
1404 2012-04-06 Walter Lee <walt@tilera.com>
1406 Backport from mainline
1407 2012-03-07 Walter Lee <walt@tilera.com>
1409 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1410 REG_CFA_* notes for the stack pointer.
1411 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1412 EH_RETURN_STACKADJ_RTX.
1413 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1414 generate REG_CFA_* notes for the stack pointer.
1415 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1416 by EH_RETURN_STACKADJ_RTX.
1418 2012-04-06 Matt Turner <mattst88@gmail.com>
1420 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1422 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1424 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1425 of the destination isn't also a FP_REGS register.
1427 2012-04-03 Richard Guenther <rguenther@suse.de>
1429 Backport from mainline
1430 2012-03-02 Richard Guenther <rguenther@suse.de>
1432 PR tree-optimization/52406
1433 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1434 (struct indices): Add unconstrained_base member.
1435 (struct dr_alias): Remove unused vops member.
1436 (DR_UNCONSTRAINED_BASE): New define.
1437 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1438 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1439 be an artificial access that covers the whole indexed object,
1440 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1441 plain decl base-objects to their MEM_REF variant.
1442 (dr_may_alias_p): When the base-object of either data reference
1443 has unknown size use only points-to information.
1444 (compute_affine_dependence): Make dumps easier to read and
1446 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1447 DR_REF when looking for packed references.
1448 (vect_supportable_dr_alignment): Likewise.
1450 2012-04-03 Richard Guenther <rguenther@suse.de>
1452 Backport from mainline
1453 2012-03-15 Richard Guenther <rguenther@suse.de>
1456 * tree-data-ref.c (subscript_dependence_tester_1): Check
1457 all dimensions for non-conflicting access functions.
1459 2012-04-03 Richard Guenther <rguenther@suse.de>
1461 Backport from mainline
1462 2012-03-06 Richard Guenther <rguenther@suse.de>
1465 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1467 2012-03-23 Richard Guenther <rguenther@suse.de>
1469 PR tree-optimization/52678
1470 * tree-vectorizer.h (struct _stmt_vec_info): Add
1471 loop_phi_evolution_part member.
1472 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1473 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1474 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1475 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1476 Use the cached evolution part and the PHI nodes value from
1477 the loop preheader edge instead of re-analyzing the evolution.
1479 2012-03-26 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/52701
1482 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1483 compute and set the evolution part of PHI nodes.
1485 2012-03-30 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/52754
1488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1489 propagate arbitrary addresses into really plain dereferences.
1491 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1493 PR tree-optimization/52835
1494 * tree-data-ref.c (build_rdg): Return NULL if
1495 compute_data_dependences_for_loop failed.
1497 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1499 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1500 (stmt_can_make_abnormal_goto): Use it.
1501 (is_ctrl_altering_stmt): Likewise.
1503 2012-03-31 Martin Jambor <mjambor@suse.cz>
1505 Backported from mainline
1506 2012-03-30 Martin Jambor <mjambor@suse.cz>
1508 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1509 is a builtin_stack_save in a dominating BB.
1511 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1513 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1514 crossing 128bit lane boundary.
1516 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1518 Backported from mainline
1519 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1524 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1525 * config/i386/i386.c: Include reload.h.
1526 (ix86_legitimize_reload_address): New function.
1528 2012-03-28 Martin Jambor <mjambor@suse.cz>
1530 Backported from mainline
1531 2012-03-27 Martin Jambor <mjambor@suse.cz>
1534 * tree-sra.c (sra_modify_assign): Do not call
1535 load_assign_lhs_subreplacements when working with an unscalarizable
1538 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1541 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1542 __builtin_va_start to __builtin_next_arg if the latter is
1543 builtin_decl_explicit_p rather than when it is not.
1546 * tree-vect-generic.c (vector_element): Perform multiplication
1547 for pos in bitsizetype type instead of idx type.
1549 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1551 Backport from 2012-03-28 mainline r185910.
1554 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1555 (avr_builtin_decl): New static function.
1556 (struct avr_builtin_description, avr_bdesc): Move up.
1557 Add GTY marker. Add field fndecl. Remove redundant field id.
1558 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1559 (avr_expand_builtin): Code cleanup because .id is removed.
1561 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1564 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1567 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1569 Backport from 2012-03-28 mainline r185907.
1572 * config.gcc (tm_file): Remove avr/multilib.h.
1574 * doc/invoke.texi (AVR Options): Adjust
1575 documentation of -mtiny-stack.
1577 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1578 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1579 * config/avr/t-avr: Remove generation of multilib.h.
1580 * config/avr/t-multilib: Regenerate.
1581 * config/avr/multilib.h: Remove.
1582 * config/avr/avr.opt (-msp8): New option.
1583 (avr_sp8): New variable.
1584 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1585 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1586 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1587 (avr_device_to_sp8): New prototype.
1588 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1589 (DRIVER_SELF_SPECS): New define.
1590 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1591 __AVR_SP8__, __AVR_HAVE_SPH__.
1592 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1593 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1594 (avr_file_start): Ditto.
1596 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1599 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1600 instead of 8 in adjust_address.
1602 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1604 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1605 of a unit before computing the offset in units.
1607 2012-03-27 Richard Guenther <rguenther@suse.de>
1610 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1613 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1616 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1618 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1621 * varasm.c: Include pointer-set.h.
1622 (pending_assemble_externals_set): New pointer set.
1623 (process_pending_assemble_externals): Destroy the pointer set.
1624 (assemble_external): See if decl is in pending_assemble_externals_set,
1625 and add it to pending_assemble_externals if necessary.
1626 (init_varasm_once): Allocate pending_assemble_externals_set.
1628 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1630 Backported from mainline
1631 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1634 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1635 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1636 (vector_ltgt<mode>): Likewise.
1637 (vector_ordered<mode>): Likewise.
1638 (vector_unordered<mode>): Likewise.
1639 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1641 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1643 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1646 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1648 Backported from mainline
1649 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1653 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1654 GENERAL_REGS and FP_REGS for SImode.
1656 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1659 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1660 on any new_local_var_chain vars declared during recursing on
1661 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1663 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1665 Backport from 2012-03-22 mainline r185692.
1668 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1669 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1670 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1671 (delay_cycles_1, delay_cycles_2): Ditto.
1672 (delay_cycles_3, delay_cycles_4): Ditto.
1673 (nopv, *nopv): Ditto.
1674 (sleep, *sleep): Ditto.
1677 Backport from 2012-03-21 mainline r185605.
1679 PR rtl-optimization/52543
1681 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1682 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1683 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1684 (avr_load_libgcc_p): Restrict to __flash loads.
1685 (avr_out_lpm): Only handle 1-byte loads from __flash.
1686 (avr_load_lpm): New function.
1687 (avr_find_unused_d_reg): Remove.
1688 (avr_out_lpm_no_lpmx): Remove.
1689 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1690 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1691 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1692 (load_<mode>, load_<mode>_clobber): New insns.
1693 (mov<mode>): For multi-byte move from non-generic
1694 16-bit address spaces: Expand to load_<mode> resp.
1695 load_<mode>_clobber.
1696 (load<mode>_libgcc): Remove expander.
1697 (split-lpmx): Remove split.
1699 Backport from 2012-03-13 mainline r185329.
1702 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1703 offset (size) to a value the insns can deal with.
1704 (expand_epilogue): Ditto.
1706 Backport from 2012-03-12 mainline r185256.
1709 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1710 type from reg_class_t to enum reg_class.
1711 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1713 Backport from 2012-03-12 mainline r185253.
1716 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1717 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1718 r184615 from 2012-02-28.
1720 Backport from 2012-03-08 mainline r185105.
1722 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1723 for constants in [-63,63].
1725 Backport from 2012-03-08 mainline r185100.
1728 * config/avr/avr.c (avr_mem_clobber): New static function.
1729 (avr_expand_delay_cycles): Add memory clobber operand to
1730 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1731 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1732 (enable_interrupt, disable_interrupt): New expander.
1733 (nopv, sleep, wdr): New expanders.
1734 (delay_cycles_1): Add memory clobber.
1735 (delay_cycles_2): Add memory clobber.
1736 (delay_cycles_3): Add memory clobber.
1737 (delay_cycles_4): Add memory clobber.
1738 (cli_sei): New insn from former "enable_interrupt",
1739 "disable_interrupt" with memory clobber.
1740 (*wdt): New insn from former "wdt" with memory clobber.
1741 (*nopv): Similar, but for "nopv".
1742 (*sleep): Similar, but for "sleep".
1744 Backport from 2012-03-07 mainline r185043.
1747 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1749 Backport from 2012-03-07 mainline r185032.
1752 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1753 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1754 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1756 Backport from 2012-03-07 mainline r185031.
1759 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1761 * config/avr/avr.md (xload_8): Adjust insn length.
1763 Backport from 2012-03-07 mainline r185030.
1766 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1767 if RAMPZ affects reading from RAM.
1769 Backport from 2012-03-05 mainline r184919.
1771 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1773 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1775 Backport from mainline r185259.
1778 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1779 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1781 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1783 Backported from mainline
1784 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1787 * c-parser.c (c_parser_postfix_expression)
1788 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1790 * config/i386/smmintrin.h: Avoid /* within a comment.
1791 * config/i386/nmmintrin.h: Likewise.
1793 2012-03-22 Richard Guenther <rguenther@suse.de>
1795 * BASE-VER: Set to 4.7.1.
1796 * DEV-PHASE: Set to prerelease.
1798 2012-03-22 Release Manager
1800 * GCC 4.7.0 released.
1802 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1806 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1807 Andrew Pinski <apinski@cavium.com>
1810 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1811 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1812 calls instead of __builtin_ir{int,ound}*.
1814 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1817 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1820 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1822 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1823 Refer to GCC 4.7 version of c99status.html.
1825 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1827 Backport from mainline
1828 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1830 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1831 redefine to be NULL if the current bit-size is different from the
1832 configured bit-size.
1834 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1835 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1836 set the default tuning. Add asserts to make sure the cpu and tune
1837 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1838 test whether the index is set, instead of > 0.
1839 (rs6000_file_start): Do not reset the default cpu if the current
1840 bit-size is different from the configured bit-size.
1842 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1844 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1846 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1847 Update binutils references.
1848 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1849 Update binutils reference.
1850 Update Sun as/GNU ld caveat.
1851 Document binutils largefile requirement for LTO plugin.
1852 Remove reference to alternate libpthread.
1854 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1856 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1858 (Specific, mips-sgi-irix6): Likewise.
1860 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1862 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1863 * configure: Regenerate.
1865 2012-03-07 Richard Henderson <rth@redhat.com>
1867 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1868 * config/m68k/sync.md (atomic_test_and_set): Use it.
1869 (atomic_test_and_set_1): Likewise.
1871 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1874 * Makefile.in: Let install-gcc-ar depend on installdirs,
1875 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1876 Don't double canonicalize if cross-compiling.
1878 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1880 * trans-mem.c: New typedef for tm_region_p.
1881 Define vector types for tm_region_p.
1882 (tm_region_init): Replace region_worklist to a vector called
1885 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1888 * trans-mem.c (tm_region_init): Use last_basic_block.
1890 2012-03-05 Richard Henderson <rth@redhat.com>
1893 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1894 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1895 BIGGEST_ALIGNMENT is aligned.
1897 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1899 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1901 2012-03-05 Richard Henderson <rth@redhat.com>
1904 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1905 instead of calling negqi2 directly.
1907 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1909 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1910 (INTMAX_TYPE): Use it.
1911 (UINTMAX_TYPE): Likewise.
1912 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1913 (irix6_c_common_override_options): Declare.
1914 (C_COMMON_OVERRIDE_OPTIONS): Define.
1915 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1916 * config/mips/irix6-c.c: New file.
1917 * config/mips/t-irix6 (irix6-c.o): New target.
1918 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1921 2012-03-02 Richard Henderson <rth@redhat.com>
1923 * optabs.c (expand_atomic_test_and_set): Honor
1924 atomic_test_and_set_trueval even when atomic_test_and_set
1925 optab is not in use.
1927 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1929 Backport from mainline
1930 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1932 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1934 2012-03-02 Richard Guenther <rguenther@suse.de>
1936 * DEV-PHASE: Set to prerelease.
1938 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1940 * config.gcc (obsolete): Add all ARM targets using the FPA.
1941 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1942 * doc/install.texi: Avoid references to obsolete ARM ports.
1944 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1946 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1948 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1949 Joern Rennecke <joern.rennecke@embecosm.com>
1951 * doc/extend.texi: Expand and update information on interrupt
1952 attribute for Epiphany.
1954 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1956 * config/sh/sh-protos.h: Update copyright notice dates.
1957 * config/sh/sh.h: Likewise.
1958 * config/sh/sh.md: Likewise.
1959 * config/sh/constraints.md: Likewise.
1960 * config/sh/predicates.md: Likewise.
1962 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1964 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1965 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1967 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1969 * config/sh/constraints.md: Fix comment typo.
1971 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1974 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1975 unsigned HOST_WIDE_INT.
1976 (zvdep_imm64): Likewise.
1977 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1978 (vdepi_and): Likewise.
1979 Likewise for unamed 64-bit patterns.
1980 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1982 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1985 PR rtl-optimization/52417
1986 * cselib.c (cselib_any_perm_equivs): New variable.
1987 (cselib_reset_table): Check that it's not set when not
1988 preserving constants.
1989 (cselib_add_permanent_equiv): Set it.
1990 (cselib_have_permanent_equivalences): New.
1991 (cselib_init, cselib_finish): Reset it.
1992 * cselib.h (cselib_have_permanent_equivalences): Declare.
1993 * alias.c (get_addr): Restore earlier behavior when there
1994 aren't permanent equivalences.
1996 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1998 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1999 * config/v850/v850-modes.def: Fix copyright notice.
2001 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2003 * doc/extend.texi (AVR Built-in Functions): Document
2004 __builtin_avr_flash_segment.
2006 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2007 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2008 (*split.flash_segment): New insn-and-split.
2009 * config/avr/avr.c (avr_init_builtins): Add local variables:
2010 const_memx_void_node, const_memx_ptr_type_node,
2011 char_ftype_const_memx_ptr.
2013 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2015 PR tree-optimization/52445
2016 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2017 add ssa_name_ver, offset and size fields and change store field
2019 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2020 (add_or_mark_expr): Likewise. Only consider previous stores
2021 with the same size and offset.
2022 (nt_init_block): Only look at gimple_assign_single_p stmts,
2023 doesn't look at rhs2.
2025 2012-03-01 Richard Guenther <rguenther@suse.de>
2028 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2029 conversions from integral types to pointer types.
2031 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2033 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2034 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2035 unintentionally removed in r184616.
2037 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2039 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2042 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2043 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2047 alternatives, add "e" constraint to the new last alternative
2048 and ! to last 3 alternatives.
2050 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2052 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2053 DW_AT_artificial attributes at the end of the processing.
2054 (gen_array_type_die): Likewise.
2055 (gen_enumeration_type_die): Likewise.
2056 (gen_struct_or_union_type_die): Likewise.
2057 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2060 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2063 * expr.c (expand_assignment): If doing misaligned store that doesn't
2064 cover all mode bits, perform a RMW cycle.
2066 PR tree-optimization/52429
2067 * tree-parloops.c (separate_decls_in_region_debug): Return early
2068 if var is LABEL_DECL.
2070 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2072 PR tree-optimization/52424
2073 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2074 calling dom_thread_across_edge.
2076 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2078 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2080 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2082 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2083 * config/avr/avr.c (avr_output_bld): Remove unused function.
2084 (avr_out_sbxx_branch): Use "%T" to print bit position.
2086 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2088 * config/avr/avr.md: Untabify.
2090 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2092 * config/avr/avr.md (eqne): New code iterator.
2093 (*dec-and-branchsi): Use it in text peephole's condition.
2094 (*dec-and-branchhi): Ditto.
2095 (*dec-and-branchqi): Ditto.
2097 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2100 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2101 the device does not have the skip-bug.
2103 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2105 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2106 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2107 -mpretend-cmove): New.
2109 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2112 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2113 doesn't count DEBUG_INSN refs.
2114 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2115 for DEBUG_INSN refs.
2117 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2121 2012-02-20 Richard Guenther <rguenther@suse.de>
2122 PR tree-optimization/52298
2123 * tree-vect-stmts.c (vectorizable_load): Properly use
2124 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2127 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2130 * gimple.h (gimple_in_transaction): New.
2131 (gimple_set_in_transaction): New.
2132 (struct gimple_statement_base): Add in_transaction field.
2133 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2135 (tree_ssa_lim_initialize): Compute transaction bits.
2136 * tree.h (compute_transaction_bits): Protoize.
2137 * trans-mem.c (tm_region_init): Use the heap to store BB
2139 (compute_transaction_bits): New.
2141 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2143 * gcc.c (display_help): Document --help=common and sort entries
2146 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2148 * doc/install.texi: Document check-$LANG specific shortcuts
2150 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2153 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2155 * config/arm/arm_neon.h: Regenerate.
2156 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2157 (neon_vcgeu): New insn.
2158 (neon_vcgtu): Likewise.
2159 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2160 (ops): Unsigned comparison intrinsics call a different
2163 2012-02-28 Richard Guenther <rguenther@suse.de>
2166 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2167 ordering for the VEC_CONCAT for two element vectors for
2168 V2SFmode, V2SImode and V2DImode.
2170 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2173 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2174 detecting big-endian triplets.
2176 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2178 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2179 mode if there is no type information available.
2181 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2183 PR tree-optimization/53207
2184 * doc/invoke.texi: Document as experimental and relying on graphite.
2186 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2188 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2189 of initializer to changes from r184614.
2191 2012-02-28 Richard Guenther <rguenther@suse.de>
2193 PR tree-optimization/52395
2194 * tree-sra.c (build_ref_for_offset): Also look at the base
2195 TYPE_ALIGN when figuring out the alignment of the replacement.
2197 2012-02-28 Richard Guenther <rguenther@suse.de>
2199 PR tree-optimization/52402
2200 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2201 mis-aligned types when creating the accesses at the call site.
2203 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2205 * config/avr/builtins.def: New file.
2206 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2207 * config/avr/avr.c (enum avr_builtin_id): Use it.
2208 (avr_init_builtins): Use it. And use avr_bdesc.
2209 (bdesc_1arg): Remove.
2210 (bdesc_2arg): Remove.
2211 (bdesc_3arg): Remove.
2212 (struct avr_builtin_description): Add field n_args.
2213 (avr_bdesc): New static variable using builtins.def.
2214 (avr_expand_builtin): Use it.
2215 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2216 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2217 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2219 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2222 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2223 match only one single hard register with respective hard reg rtx.
2224 (movmemx_<mode>): Ditto.
2225 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2226 insn anatomy of movmem[x]_<mode>.
2227 (avr_out_movmem): Same for printing assembler and operand usage.
2229 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2233 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2234 address spaces located outside of device flash.
2236 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2237 (mcu_type_s): Add field n_flash.
2238 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2239 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2240 (AVR_MCU): Add N_FLASH argument.
2241 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2242 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2243 macro __FLASH<n> if that address space makes sense for the device.
2244 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2245 outside of target flash.
2246 (avr_asm_named_section): Ditto.
2247 (avr_asm_select_section): Ditto.
2248 (avr_addr_space_convert): Ditto.
2249 (avr_emit_movmemhi): Ditto.
2250 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2251 address space is outside of device flash.
2252 (avr_insert_attributes): Ditto.
2253 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2254 avr_current_arch->n_segments.
2256 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2259 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2261 (*movabs<mode>_2): Likewise.
2263 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2266 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2267 s_register_operand in the test instead of REG_P. Don't call
2268 gen_reg_rtx if it won't be used.
2270 PR tree-optimization/52376
2271 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2273 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2275 * ifcvt.c (noce_get_condition): Check condition variable is not
2276 small_register_classes_for_mode_p before accepting.
2278 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2282 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2285 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2286 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2288 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2290 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2292 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2294 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2296 * config/sh/predicates.md: Remove blank lines.
2297 * config/sh/sh.c: Fix typos in comments.
2298 * config/sh/constraints.md: Likewise.
2299 * config/sh/sh.md: Remove blank lines.
2300 Fix typos in comments. Use ;; as comment characters.
2302 2012-02-26 Walter Lee <walt@tilera.com>
2304 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2305 (replace_mov_pcrel_step2): Ditto.
2307 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2310 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2311 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2312 and locs that reference values newer than the non-canonical value
2313 at hand. Return the canonical value as a worst case.
2314 (memrefs_conflict_p): Walk canonical value's locs.
2317 * cselib.c (preserve_only_constants): Rename to...
2318 (preserve_constants_and_equivs): ... this. Split out...
2319 (invariant_or_equiv_p): ... this. Preserve plus expressions
2320 of other preserved expressions too.
2321 (cselib_reset_table): Adjust.
2322 * var-tracking.c (reverse_op): Use canonical value to build
2325 2012-02-23 Kai Tietz <ktietz@redhat.com>
2327 * config/i386/i386.c (ix86_delegitimize_address): Handle
2328 UNSPEC_PCREL plus displacement.
2330 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2333 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2334 to test for unusedness in st X addressing.
2336 2012-02-24 Richard Guenther <rguenther@suse.de>
2339 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2340 (is_gimple_reg_type): Move inline ...
2341 * gimple.h (is_gimple_reg_type): ... here.
2343 2012-02-24 Richard Guenther <rguenther@suse.de>
2346 * passes.c (execute_function_todo): When verifying SSA form
2347 verify gimple form first.
2348 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2350 2012-02-24 Richard Guenther <rguenther@suse.de>
2353 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2354 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2356 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2358 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2360 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2362 * tree-phinodes.c (make_phi_node): Mark static.
2363 * tree-flow.h (make_phi_node): Remove extern decl.
2364 * doc/gimple.texi (make_phi_node): Remove documentation.
2366 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2368 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2369 * tree-ssa-sccvn.c (print_scc): Ditto.
2371 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2373 * doc/passes.texi (Full redundancy elimination): Fix typo.
2375 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2377 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2379 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2382 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2384 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2387 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2389 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2391 * config/avr/avr.md (code_stdname): Add ior, xor.
2392 (xior): New code iterator.
2393 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2394 (*<code_stdname><mode>qi.byte1-3): Ditto.
2396 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2398 PR tree-optimization/52019
2399 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2402 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2404 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2405 HAVE_INITFINI_ARRAY to work around namespace pollution in
2406 certain versions of newlib system headers.
2407 * config.in: Regenerate.
2408 * configure: Regenerate.
2409 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2410 instead of HAVE_INITFINI_ARRAY.
2412 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2416 is not offsettable memory reference.
2418 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2421 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2422 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2424 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2426 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2427 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2429 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2431 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2432 library on Solaris 8 even without TLS support.
2433 * configure: Regenerate.
2435 2012-02-22 Richard Guenther <rguenther@suse.de>
2438 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2439 for GIMPLE_DEBUG stmts.
2441 2012-02-22 Martin Jambor <mjambor@suse.cz>
2444 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2445 according to the base object.
2447 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2449 PR rtl-optimization/50063
2450 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2451 and 2 (8-bit SP) in operand 2.
2452 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2453 setup to use movhi_sp_r instead of vanilla move to write SP.
2454 Adjust REG_CFA notes to superseed unspec.
2455 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2457 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2458 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2459 irq_state 1 (IRQ known to be on) here.
2461 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2463 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2465 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2466 assign_hard_reg): Likewise.
2468 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2470 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2472 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2475 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2476 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2478 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2480 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2481 prototype from here to...
2482 * config/avr/avr.h: ...here.
2484 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2487 * thumb2.md (thumb2_shiftsi3_short): Split register and
2488 immediate shifts. For register shifts tie operands 0 and 1.
2489 (peephole2 for above): Check that register-controlled shifts
2490 have suitably tied operands.
2492 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2495 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2496 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2497 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2498 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2499 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2500 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2501 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2502 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2503 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2504 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2505 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2506 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2507 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2508 bdver1_ssevector_avx256_unaligned_load,
2509 bdver1_ssevector_sse128_unaligned_load,
2510 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2511 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2512 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2513 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2514 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2515 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2516 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2517 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2518 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2519 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2520 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2521 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2522 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2523 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2524 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2525 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2526 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2527 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2528 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2529 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2530 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2531 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2532 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2533 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2534 bdver1_ssediv_double_load, bdver1_ssediv_double,
2535 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2536 Add "bdver2" attribute.
2538 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2540 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2541 default if possible and not specified otherwise.
2543 2012-02-21 Richard Guenther <rguenther@suse.de>
2546 * gimplify.c (create_tmp_from_val): Use the main variant type
2547 for the type of the temporary we create.
2549 2012-02-21 Richard Guenther <rguenther@suse.de>
2551 PR tree-optimization/52324
2552 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2553 do not gimplify a MEM_REF address operand if it is already
2556 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2558 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2559 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2561 2012-02-21 Richard Guenther <rguenther@suse.de>
2563 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2564 nested_in_vect_loop.
2566 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2568 PR tree-optimization/52318
2569 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2570 vdef also to non-pure/const call stmts in the sequence.
2572 2012-02-20 David S. Miller <davem@davemloft.net>
2574 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2575 don't use the "rd %pc" instruction on v9 for PIC register loads.
2577 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2580 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2581 in a transaction safe function.
2583 2012-02-20 Kai Tietz <ktietz@redhat.com>
2586 * stor-layout.c (place_field): Handle desired_align for
2589 2012-02-20 Richard Guenther <rguenther@suse.de>
2591 PR tree-optimization/52298
2592 * tree-vect-stmts.c (vectorizable_store): Properly use
2593 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2595 (vectorizable_load): Likewise.
2596 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2597 Access DR_STEP after ensuring it is not NULL.
2599 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2601 PR tree-optimization/52286
2602 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2603 optimization use double_int_to_tree instead of build_int_cst_wide,
2604 rewrite to use double_int vars.
2606 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2609 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2611 Remove -e 0 from $gcc_cv_ld invocation.
2612 Only use __GLIBC_PREREQ if defined.
2613 Enable on Solaris since Solaris 8 patch.
2614 (gcc_SUN_LD_VERSION): New macro.
2615 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2616 gcc_SUN_LD_VERSION for version number format.
2617 * configure: Regenerate.
2618 * varasm.c (get_elf_initfini_array_priority_section): Set
2619 SECTION_NOTYPE for non-default priority.
2620 Use get_section instead of get_unnamed_section to emit
2621 .init_array/.fini_array with default priority.
2623 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2625 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2626 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2627 (mips_start_unique_function, mips_output_mips16_rdhwr)
2628 (mips_code_end): New functions.
2629 (TARGET_ASM_CODE_END): Define.
2631 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2633 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2634 to stubs with non-sibling calls.
2636 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2638 * doc/invoke.texi (-fira-* options): Copy-edit.
2639 (ira-* parameters): Copy-edit.
2641 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2643 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2644 GCC coding conventions.
2646 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2648 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2649 when used as adjectives.
2651 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2653 * doc/invoke.texi: Clean up "that"/"which" confusion.
2655 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2657 * system.h: Poison SMALL_REGISTER_CLASSES
2658 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2659 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2661 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2663 PR tree-optimization/52285
2664 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2665 when deciding if a call is a tail call or tail recursion.
2667 2012-02-16 Kai Tietz <ktietz@redhat.com>
2669 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2670 interger-constant displacement for UNSPEC_PCREL.
2672 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2674 PR rtl-optimization/52208
2675 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2676 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2678 PR tree-optimization/52255
2679 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2680 loop->header has virtual PHI, but exit_e->dest doesn't, add
2681 virtual PHI to exit_e->dest and adjust all uses after the loop.
2684 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2685 children with clone_tree_hash, not after it.
2687 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2689 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2690 extended identifiers.
2692 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2695 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2696 a same_body_alias, also test whether e->callee isn't a former
2697 or current clone of the decl this is a same body alias of.
2699 PR translation/52264
2700 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2702 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2704 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2706 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2709 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2710 force_reg instead of copy_to_reg for better optimization. Force
2711 non-register or memory operands into a register.
2713 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2715 * extend.texi: Reserve upper bits of memory model for future use.
2717 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2718 Anatoly Sokolov <aesok@post.ru>
2719 Eric Weddington <eric.weddington@atmel.com>
2722 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2723 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2724 Rewrite initializers for .macro.
2725 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2726 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2727 atxmega32d4, atxmega32x1.
2728 avrxmega4: atxmega64a3, atxmega64d3.
2729 avrxmega5: atxmega64a1, atxmega64a1u.
2730 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2731 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2732 avrxmega7: atxmega128a1, atxmega128a1u.
2733 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2734 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2735 (struct base_arch_s): Rename reserved to xmega_p.
2736 Rename reserved2 to have_rampd.
2737 (AVR_XMEGA): New define.
2738 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2739 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2740 * config/avr/predicates.md (io_address_operand): Take into
2742 (low_io_address_operand): Ditto.
2743 (high_io_address_operand): Ditto.
2744 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2745 (enabled, movhi_sp_r): Use them.
2746 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2747 cpp_define_formatted to built-in define __AVR_ARCH__.
2748 (__AVR_XMEGA__): New built-in define.
2749 (__AVR_HAVE_RAMPD__): New built-in define.
2750 (__AVR_HAVE_RAMPX__): New built-in define.
2751 (__AVR_HAVE_RAMPY__): New built-in define.
2752 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2754 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2755 (avr_option_override): Initialize them.
2756 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2757 (avr_init_expanders): Initialize them. No more block several calls.
2758 (emit_push_sfr): New static function.
2759 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2761 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2762 (avr_print_operand): Print addreeses as symbols for
2763 RAMPX, RAMPY, RAMPD, CCP.
2764 (output_movhi): Handle AVR_XMEGA when writing to SP.
2765 (avr_out_movhi_mr_r_xmega): New static function.
2766 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2767 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2768 __RAMPD__, __CCP__ as needed.
2770 * config/avr/multilib.h: Regenerate.
2771 * config/avr/t-multilib: Regenerate.
2772 * config/avr/avr-tables.opt: Regenerate.
2774 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2776 PR tree-optimization/50561
2777 * graphite-flattening.c (lst_project_loop): Do not
2778 remove old scattering dimensions after flattening.
2779 (lst_do_flatten): Likewise.
2781 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2783 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2784 __builtin_avr_map8, __builtin_avr_map16.
2785 Document __builtin_avr_insert_bits.
2787 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2788 (insert_bits): New insn.
2789 (adjust_len.map_bits): Rename to insert_bits.
2790 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2791 * avr-protos.h (avr_out_map_bits): Remove.
2792 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2793 * config/avr/constraints.md (Cxf,C0f): New.
2794 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2795 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2796 New built-in define __BUILTIN_AVR_INSERT_BITS.
2797 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2798 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2799 (avr_move_bits): Rewrite.
2800 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2802 (avr_map_op_t): New typedef.
2803 (avr_map_op): New static variable.
2804 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2805 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2806 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2807 (bdesc_3arg, avr_expand_triop_builtin): New.
2808 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2809 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2810 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2811 (avr_map_equal_p, avr_map_sig_p): Remove.
2812 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2813 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2814 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2815 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2816 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2817 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2819 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2821 * config/c6x/c6x.md (reserve_cycles): New attribute.
2822 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2823 don't reserve functional units after the branch occurs.
2825 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2828 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2829 functions into non-tm_pure functions.
2831 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2834 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2835 (iterative_hash_canonical_type): Likewise.
2836 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2839 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2841 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2842 sched-group insn, it either remains alone or the entire list is pruned.
2844 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2846 * doc/install.texi (Prerequisites): Fix grammar.
2847 (Configuration): Likewise.
2849 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2851 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2852 MPC as part of GCC before describing configuring with --with-gmp etc.
2853 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2854 sources are present.
2856 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2859 * dwarf2out.c (clone_tree_hash): New function.
2860 (copy_decls_walk): Use it instead of clone_tree.
2862 2012-02-14 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/52244
2865 PR tree-optimization/51528
2866 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2867 replacements for integral types.
2869 2012-02-14 Walter Lee <walt@tilera.com>
2871 * config.gcc: Handle tilegx and tilepro.
2872 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2874 Add HAVE_AS_TLS check for tilegx and tilepro.
2875 * configure: Regenerate.
2876 * doc/contrib.texi: Add Mat Hostetter and self.
2877 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2878 Document instruction intrinsics and network accessing intrinsics.
2879 (TILEPro Built-in Functions): New node. Document instruction
2880 intrinsics and network accessing intrinsics.
2881 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2882 (Specific, tilepro-*-linux*): Likewise.
2883 * doc/invoke.texi (TILE-Gx Options): New section.
2884 (TILEPro Options): New section.
2885 * doc/md.texi (TILE-Gx): New section.
2886 (TILEPro): New section.
2887 * common/config/tilegx/tilegx-common.c: New file.
2888 * common/config/tilepro/tilepro-common.c: New file.
2889 * config/tilegx/constraints.md: New file.
2890 * config/tilegx/linux.h: New file.
2891 * config/tilegx/mul-tables.c: New file.
2892 * config/tilegx/predicates.md: New file.
2893 * config/tilegx/sync.md: New file.
2894 * config/tilegx/t-tilegx: New file.
2895 * config/tilegx/tilegx-builtins.h: New file.
2896 * config/tilegx/tilegx-c.c: New file.
2897 * config/tilegx/tilegx-generic.md: New file.
2898 * config/tilegx/tilegx-modes.def: New file.
2899 * config/tilegx/tilegx-multiply.h: New file.
2900 * config/tilegx/tilegx-protos.h: New file.
2901 * config/tilegx/tilegx.c: New file.
2902 * config/tilegx/tilegx.h: New file.
2903 * config/tilegx/tilegx.md: New file.
2904 * config/tilegx/tilegx.opt: New file.
2905 * config/tilepro/constraints.md: New file.
2906 * config/tilepro/gen-mul-tables.cc: New file.
2907 * config/tilepro/linux.h: New file.
2908 * config/tilepro/mul-tables.c: New file.
2909 * config/tilepro/predicates.md: New file.
2910 * config/tilepro/t-tilepro: New file.
2911 * config/tilepro/tilepro-builtins.h: New file.
2912 * config/tilepro/tilepro-c.c: New file.
2913 * config/tilepro/tilepro-generic.md: New file.
2914 * config/tilepro/tilepro-modes.def: New file.
2915 * config/tilepro/tilepro-multiply.h: New file.
2916 * config/tilepro/tilepro-protos.h: New file.
2917 * config/tilepro/tilepro.c: New file.
2918 * config/tilepro/tilepro.h: New file.
2919 * config/tilepro/tilepro.md: New file.
2920 * config/tilepro/tilepro.opt: New file.
2922 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2924 PR tree-optimization/52210
2925 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2926 vect_model_simple_cost with two entry vect_def_type array instead
2927 of an address of dt.
2929 2012-02-14 Richard Guenther <rguenther@suse.de>
2932 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2933 Do not stream DECL_QUALIFIER.
2934 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2935 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2936 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2938 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2941 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2944 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2947 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2948 * cselib.c (cselib_subst_to_values_from_insn): New function.
2949 * sched-deps.c (add_insn_mem_dependence,
2950 sched_analyze_1, sched_analyze_2): Use it.
2952 2012-02-13 Jan Hubicka <jh@suse.cz>
2955 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2957 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2959 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2960 (GTM_SELF_SPECS): Define if not already defined.
2961 (driver_self_specs): Add GTM_SELF_SPECS.
2962 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2963 (GTM_SELF_SPECS): Define.
2964 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2965 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2967 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2969 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2972 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2975 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2976 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2978 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2981 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2983 2012-02-13 Richard Guenther <rguenther@suse.de>
2985 PR translation/52211
2986 * passes.c (enable_disable_pass): Fix typo.
2988 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2991 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2992 XOR for reduce_bit_field if type is unsigned.
2994 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2996 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2997 disallow changes from SFmode to mode with different size in FP regs.
2999 2012-02-12 Robert Millan <rmh@gnu.org>
3000 Gerald Pfeifer <gerald@pfeifer.com>
3002 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3005 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3007 PR rtl-optimization/52175
3008 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3009 to frame-related instructions.
3011 2012-02-10 Jason Merrill <jason@redhat.com>
3014 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3015 (demangle_new_symbols): Fill it.
3016 (scan_linker_output): Walk it.
3017 (start_tweaking): Split out from scan_linker_output.
3018 (maybe_tweak): Update sym->chosen.
3019 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3021 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3024 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3026 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3028 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3029 having the same mode as previous compare.
3031 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3033 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3034 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3035 (nonlocal_goto_internal): Likewise.
3036 (nonlocal_goto): Emit a use and an indirect jump directly.
3038 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3041 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3042 __atomic_{is,always}_lock_free.
3044 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3048 negative constant address for x32.
3050 2012-02-10 Richard Henderson <rth@redhat.com>
3052 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3053 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3054 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3056 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3057 Ira Rosen <irar@il.ibm.com>
3059 PR tree-optimization/50031
3060 * targhooks.c (default_builtin_vectorization_cost): Handle
3062 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3063 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3064 all types of reduction and pattern statements.
3065 (vect_estimate_min_profitable_iters): Likewise.
3066 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3067 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3068 for explicit realigns.
3069 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3070 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3072 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3073 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3074 vec_perm for VSX and handle vec_promote_demote.
3076 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3079 * builtins.c (fold_builtin_atomic_always_lock_free,
3080 expand_builtin_atomic_always_lock_free,
3081 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3082 Return and/or test boolean_true_node/boolean_false_node instead of
3083 integer_one_node/integer_zero_node.
3085 2012-02-10 Jan Hubicka <jh@suse.cz>
3088 * predict.c (predict_paths_for_bb): Prevent looping.
3089 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3091 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3093 * config/arm/arm.c (output_move_double): In one case properly
3094 count number of instructions that will be emitted.
3096 2012-02-10 Richard Guenther <rguenther@suse.de>
3098 PR translation/52193
3099 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3101 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3104 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3106 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3109 * var-tracking.c (emit_note_insn_var_location): If
3110 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3111 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3112 non-NOTE_DURING_CALL_P insn.
3114 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3117 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3119 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3122 * gcc.c (switch_matches) Support switches with separated form,
3125 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3127 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3129 (RAMPZ_ADDR): Ditto.
3130 * config/avr/avr.c (avr_addr_t): New typedef.
3131 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3132 (avr_init_expanders): Initialize it.
3133 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3135 (expand_epilogue): Ditto.
3136 (avr_print_operand): Ditto.
3137 (avr_file_start): Ditto.
3138 (avr_emit_movmemhi): Ditto.
3140 2012-02-08 Richard Guenther <rguenther@suse.de>
3142 PR tree-optimization/46886
3143 * tree-flow.h (do_while_loop_p): Declare.
3144 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3145 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3147 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3149 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3150 always succeed for integers larger than a native word.
3152 2012-02-08 Richard Guenther <rguenther@suse.de>
3154 PR rtl-optimization/52170
3155 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3156 properly handle integer vector modes.
3158 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3160 PR gcov-profile/52150
3161 * coverage.c: Include target.h.
3162 (build_var): Call targetm.strip_name_encoding on the assembler name.
3163 Change one _ into . or $ if the target allows it.
3164 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3166 PR rtl-optimization/52139
3167 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3168 is a BARRIER after emit_insn_after_noloc, move BB_END
3169 to the last non-BARRIER insn before it.
3171 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3174 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3175 (mips_gimplify_va_arg_expr): Call it instead of
3176 std_gimplify_va_arg_expr.
3178 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3180 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3181 message for -mno-pointers-to-nested-function.
3183 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3186 * expr.c (get_inner_reference): If there is an offset, add a negative
3187 bit position to it (if any).
3189 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3191 PR rtl-optimization/52060
3192 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3193 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3194 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3195 and/or i0src_copy2 when needed.
3197 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3199 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3200 or LTOPLUGINSONAME if have_c.
3202 * config/freebsd-spec.h: Add comment about what macros can be defined
3204 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3205 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3208 2012-02-07 Richard Guenther <rguenther@suse.de>
3210 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3211 newline in -alias dumps.
3213 2012-02-07 Kai Tietz <ktietz@redhat.com>
3214 Dave Korn <dave.korn.cygwin@gmail.com>
3217 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3218 Take care that typinfo gets dllexport-attribute.
3220 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3223 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3224 if modifier < EXPAND_SUM call force_operand on the result.
3226 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3228 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3229 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3231 (epiphany_function_type): Replace types for specific interrupts with
3232 EPIPHANY_FUNCTION_INTERRUPT.
3233 (EPIPHANY_INTERRUPT_P): Update.
3234 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3235 New static function.
3236 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3237 <disinterrupt>: Affects type identity.
3238 (epiphany_handle_interrupt_attribute): Handle variable number of
3240 (epiphany_compute_function_type): Update for new
3241 epiphany_function_type definition.
3242 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3243 handlers with a longcall forwarder.
3244 (epiphany_start_function): Handle multiple interrupt arguments and/or
3245 forwarder_section attribute.
3247 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3250 2012-02-07 Alan Modra <amodra@gmail.com>
3253 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3256 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3258 PR tree-optimization/50969
3259 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3260 use vec_perm rather than vector_stmt.
3261 (vect_model_load_cost): Likewise.
3262 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3263 vec_perm to be the same as other vector statements.
3264 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3265 cost of vec_perm for TARGET_VSX.
3267 2012-02-06 Richard Guenther <rguenther@suse.de>
3269 PR tree-optimization/52115
3270 * tree-sra.c (access_has_replacements_p): New function.
3271 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3273 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3276 * trans-mem.c (expand_call_tm): Add an assertion.
3277 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3280 2012-02-06 Richard Guenther <rguenther@suse.de>
3282 PR tree-optimization/50955
3283 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3284 raise cost of expressions that replace an address with an
3285 expression based on a different pointer.
3287 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3290 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3291 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3293 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3296 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3297 -Weffc++ and specify guidelines come from second edition.
3299 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3301 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3302 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3303 (call_direct_split, call_value_split, call_value_internal_direct)
3304 (call_value_direct_split, call_value_multiple_split): Use jal and
3305 jal_macro attributes.
3307 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3309 * reload1.c (reload_regs_reach_end_p): Replace with...
3310 (reload_reg_rtx_reaches_end_p): ...this function.
3311 (new_spill_reg_store): Update commentary.
3312 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3313 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3314 before setting new_spill_reg_store.
3315 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3316 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3317 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3318 for non-spill reload registers.
3320 2012-02-05 Ira Rosen <irar@il.ibm.com>
3322 PR tree-optimization/52091
3323 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3324 (vect_is_simple_use_1): Likewise.
3325 * tree-vect-loop.c (vectorizable_reduction): Update calls
3326 to vect_is_simple_use_1 and vect_is_simple_use.
3327 (vectorizable_live_operation): Likewise.
3328 * tree-vect-patterns.c (widened_name_p,
3329 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3330 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3331 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3332 vectorizable_shift,vectorizable_operation, vectorizable_store,
3333 vectorizable_load): Likewise.
3334 (vect_is_simple_cond): Add an argument, pass it to
3335 vect_is_simple_use_1.
3336 (vectorizable_condition): Update calls to vect_is_simple_cond,
3338 (vect_is_simple_use): Add an argument, the statement in which
3339 OPERAND is used. Check that if OPERAND's def stmt is a double
3340 reduction phi node, the use is a phi node too.
3341 (vect_is_simple_use_1): Add an argument, pass it to
3343 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3344 to vect_is_simple_use.
3346 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3348 PR rtl-optimization/52095
3349 * modulo-sched.c (dump_insn_locator): New function.
3350 (loop_canon_p, sms_schedule): Use it.
3352 PR rtl-optimization/52113
3353 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3354 even for decomposable shift/zext insns.
3356 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3357 Zdenek Dvorak <ook@ucw.cz>
3359 PR rtl-optimization/52092
3360 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3361 on get_iv_value result.
3363 2012-02-02 Andrew Pinski <apinski@cavium.com>
3367 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3369 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3372 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3374 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3376 PR rtl-optimization/49800
3377 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3378 (sched_finish): Call regstat_free_n_sets_and_refs.
3380 2012-02-02 Jia Liu <proljc@gmail.com>
3382 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3385 2012-02-02 Jan Hubicka <jh@suse.cz>
3386 Tom de Vries <tom@codesourcery.com>
3389 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3390 * varpool.c (varpool_analyze_pending_decls): Likewise.
3392 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3393 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3395 * config.gcc: Add cr16-* support.
3397 * doc/extend.texi: Document cr16 extensions.
3398 * doc/install.texi: Document cr16 install.
3399 * doc/invoke.texi: Document cr16 options.
3400 * doc/md.texi: Document cr16 constraints.
3402 * common/config/cr16/cr16-common.c: New file.
3403 * config/cr16/cr16.c: New file.
3404 * config/cr16/cr16.h: New file.
3405 * config/cr16/cr16.md: New file.
3406 * config/cr16/cr16.opt: New file.
3407 * config/cr16/cr16-protos.h: New file.
3408 * config/cr16/predicates.md: New file.
3409 * config/cr16/constraints.md: New file.
3410 * config/cr16/t-cr16: New file.
3412 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3415 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3416 that operands[2] is either immediate, or q_regs_operand.
3418 PR tree-optimization/52073
3419 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3420 a pattern stmt for pattern uses, ignore uses outside of the loop.
3422 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3424 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3425 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3426 (OUT_AS1, OUT_AS2): Remove.
3428 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3430 PR rtl-optimization/51374
3431 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3432 to cross other volatile_refs_p insns.
3434 2012-02-01 Richard Guenther <rguenther@suse.de>
3436 * doc/invoke.texi (fno-inline): Clarify documentation.
3437 (finline-small-functions): Likewise.
3438 (finline-functions): Likewise.
3439 * common.opt (finline): Adjust comment and documentation.
3440 (finline-small-functions): Clarify documentation.
3441 (finline-functions): Likewise.
3442 (finline-functions-called-once): Likewise.
3444 2012-02-01 Tristan Gingold <gingold@adacore.com>
3446 * c-typeck.c (composite_type): Keep mode for pointers.
3448 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3450 * function.h (regno_reg_rtx): Adjust comment.
3451 * reginfo.c (init_reg_modes_target): Only use the previous mode
3452 if it fits within one register. Remove MIPS comment.
3454 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3457 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3459 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3461 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3462 to srak instruction.
3464 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3466 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3468 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3473 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3475 2012-01-31 Richard Guenther <rguenther@suse.de>
3477 PR tree-optimization/51528
3478 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3481 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3486 * ree.c (add_removable_extension): Change def_map argument
3487 to unsigned *, store in def_map 1 + offset into *insn_list vector
3488 instead of pointers into the vector.
3489 (find_removable_extensions): Adjust caller.
3491 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3493 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3494 Transform all "* quoted-c-code" to { c-code }.
3495 Remove redundant test for "optimize" in combine patterns.
3496 Move (include "avr-dimode.md") to end of file.
3498 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3501 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3502 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3504 2012-01-30 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/52028
3507 * tree-loop-distribution.c (ldist_gen): Properly update
3510 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3513 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3514 set_cur_line_info_table if not emitting debug info.
3516 PR tree-optimization/52046
3517 * tree-vect-patterns.c (check_bool_pattern): Give up if
3518 a comparison could throw.
3521 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3523 2012-01-30 Richard Guenther <rguenther@suse.de>
3525 PR tree-optimization/52045
3526 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3527 SSA form if cfgcleanup did anything.
3529 2012-01-30 Richard Guenther <rguenther@suse.de>
3531 PR tree-optimization/52045
3532 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3533 before computing final todo.
3535 2012-01-30 Richard Guenther <rguenther@suse.de>
3537 PR tree-optimization/51528
3538 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3541 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3543 * df-problems.c (df_kill_notes): Check that the use refers
3544 to the note under examination.
3546 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3549 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3550 parameter and use short-lived pseudos.
3551 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3552 (sparc_expand_vector_init): Const-ify local variables and adjust
3553 calls to above functions.
3555 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3557 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3559 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3561 * doc/invoke.texi: Make usage of "compile time" and
3562 "run time"/"runtime" consistent throughout the file.
3564 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3566 * config/alpha/alpha.c (alpha_option_override): Default to
3567 full IEEE compliance mode for Go language.
3569 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3571 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3572 (LINK_SSP_SPEC): Define.
3574 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3577 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3580 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3582 * doc/invoke.texi: Correct hyphenation of "floating point",
3583 "double precision", and related terminology throughout the file.
3585 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3588 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3589 arm_general_register_operand predicate for operand 2 instead of
3592 2012-01-27 Ian Lance Taylor <iant@google.com>
3595 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3596 * builtins.c (expand_builtin_init_trampoline): Add onstack
3597 parameter. Change caller.
3598 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3599 * tree.c (build_common_builtin_nodes): Declare
3600 __builtin_init_heap_trampoline.
3602 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3604 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3605 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3606 * config/avr/avr.c: Ditto.
3607 (avr_regnames): Remove because unused.
3608 * config/avr/avr.md (*cpse.ne): New peephole.
3609 (*cpse.eq): New peephole from former cpse peepholes.
3611 2012-01-27 Michael Eager <eager@eagercon.com>
3613 * config/microblaze.c (microblaze_emit_compare): Correct
3614 test after pcmp instruction.
3616 2012-01-27 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/52020
3619 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3621 2012-01-27 Richard Guenther <rguenther@suse.de>
3623 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3624 function non-const/pure.
3626 2012-01-27 Richard Guenther <rguenther@suse.de>
3628 PR tree-optimization/50444
3629 * tree-sra.c (build_ref_for_offset): Properly adjust the
3630 MEM_REF type for unaligned accesses.
3632 2012-01-27 Richard Guenther <rguenther@suse.de>
3634 PR tree-optimization/50444
3635 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3636 (expand_assignment): Use it. Properly handle misaligned
3637 bases when expanding stores to component references.
3638 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3641 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3644 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3645 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3646 * tree-data-ref.c (find_data_references_in_loop): Make static.
3647 (compute_all_dependences): Change return type to bool. Bail out
3648 for too many datarefs in a loop. Move the hunk resetting the data
3649 dependences vector from ...
3650 (compute_data_dependences_for_loop): ... here. Account for
3651 compute_all_dependences returning false.
3652 (compute_data_dependences_for_bb): Likewise.
3653 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3654 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3656 2012-01-27 Richard Guenther <rguenther@suse.de>
3659 * expr.c (store_field): Use the alias-set of the scratch memory
3662 2012-01-27 Tom de Vries <tom@codesourcery.com>
3664 PR tree-optimization/51990
3665 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3667 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3669 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3672 * var-tracking.c (reverse_op): Don't add any reverse operation
3673 if V already has any constant locations.
3675 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3677 * doc/invoke.texi: Correct usage of "command line" (noun)
3678 vs "command-line" (adjective) throughout.
3680 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3682 * doc/invoke.texi (Language Independent Options): Move
3683 -Wcoverage-mismatch blurb from here....
3684 (Warning Options): ...to here.
3686 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3688 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3689 Set rs6000_always_hint to false for 476.
3691 2012-01-27 Matthias Klose <doko@ubuntu.com>
3693 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3695 * incpath.c (add_standard_paths): Likewise.
3697 2012-01-27 Richard Henderson <rth@redhat.com>
3699 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3700 * config/m68k/sync.md (atomic_test_and_set): Rename from
3701 sync_test_and_setqi and adjust the operands.
3702 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3703 and unconditionally enable.
3705 2012-01-27 Richard Henderson <rth@redhat.com>
3707 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3708 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3709 (ldstub): Rename from ldstubqi.
3710 (ldstub<I24MODE>): Remove.
3712 2012-01-27 Richard Henderson <rth@redhat.com>
3714 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3715 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3716 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3717 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3718 * doc/tm.texi: Rebuild.
3720 2012-01-27 Richard Henderson <rth@redhat.com>
3722 * optabs.c (gen_atomic_test_and_set): Remove default.
3723 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3725 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3727 PR rtl-optimization/51978
3728 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3729 (combine_reaching_defs): Likewise.
3730 (struct re_info): Remove.
3731 (add_removable_extension): Remove x and data arguments,
3732 add insn, insn_list and def_map. Use the arguments directly
3733 instead of using struct re_info.
3734 (find_removable_extensions): Don't call add_removable_extension
3735 through note_stores, instead just call it with single_set
3737 (find_and_remove_re): Pass curr_cand->expr instead of
3738 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3740 2012-01-26 Michael Matz <matz@suse.de>
3742 PR tree-optimization/46590
3743 * cfgexpand.c: Revert last change (r183305).
3744 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3746 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3747 checking for emptiness.
3749 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3752 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3753 non-addressable non-BLKmode base correctly.
3755 2012-01-26 Michael Matz <matz@suse.de>
3757 PR tree-optimization/48794
3758 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3759 regions referenced from RESX/EH_DISPATCH.
3761 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3763 * config/s390/s390.h: Make BRANCH_COST an option.
3764 * config/s390/s390.opt: New option -mbranch-cost.
3766 2012-01-26 Richard Henderson <rth@redhat.com>
3768 Revert 2012-01-24 change:
3769 * trans-mem.c (requires_barrier): Do not instrument thread local
3770 variables and emit save/restore for them.
3772 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3775 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3778 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3780 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3783 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3786 Rename __pgm to __flash.
3787 Rename __pgm1 to __flash1.
3788 Rename __pgm2 to __flash2.
3789 Rename __pgm3 to __flash3.
3790 Rename __pgm4 to __flash4.
3791 Rename __pgm5 to __flash5.
3792 Rename __pgmx to __memx.
3793 * doc/extend.texi (AVR Named Address Spaces)
3794 Rename address space names as indicated above.
3795 * config/avr/avr.c (avr_addrspace): Ditto.
3797 * config/avr/avr-protos.h
3798 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3799 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3800 * config/avr/predicates.md: Ditto.
3801 * config/avr/avr.c Ditto, and
3802 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3803 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3805 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3806 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3807 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3808 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3809 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3810 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3811 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3812 * config/avr/avr.c: Ditto.
3813 * config/avr/avr.md: Ditto.
3815 2012-01-25 Jason Merrill <jason@redhat.com>
3818 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3820 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3822 PR tree-optimization/51987
3823 * tree-data-ref.c (get_references_in_stmt): Handle references in
3824 non-volatile GIMPLE_ASM.
3826 2012-01-25 Richard Guenther <rguenther@suse.de>
3828 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3829 bases are dereferenced.
3831 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3833 PR rtl-optimization/48374
3834 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3836 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3838 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3839 compute_data_dependences_for_loop returns false.
3840 * tree-parloops.c (loop_parallel_p): Likewise.
3842 2012-01-25 Richard Guenther <rguenther@suse.de>
3844 * tree.h (get_pointer_alignment_1): Declare.
3845 * builtins.c (get_pointer_alignment_1): New function.
3846 (get_pointer_alignment): Use it.
3848 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3850 PR rtl-optimization/48308
3851 * combine.c (enum undo_kind): Add UNDO_LINKS.
3852 (struct undo): Add member l to other_contents and where.
3853 (do_SUBST_LINK): New.
3855 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3856 (undo_all): Handle UNDO_LINKS.
3858 2012-01-25 Richard Henderson <rth@redhat.com>
3860 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3863 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3865 * optabs.c (gen_atomic_test_and_set): Use each argument.
3867 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3869 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3870 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3871 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3872 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3873 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3874 TARGET_PAIRED_SINGLE_FLOAT.
3876 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3878 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3879 (in_struct, return_val): Remove MEM documentation.
3880 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3881 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3882 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3884 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3885 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3886 * expr.c (store_field): Likewise.
3887 * function.c (assign_stack_temp_for_type): Likewise.
3888 * ifcvt.c (noce_try_cmove_arith): Likewise.
3889 * reload1.c (reload): Likewise.
3890 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3891 (alpha_set_memflags): Likewise.
3892 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3894 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3896 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3898 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3899 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3900 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3902 * cselib.c (cselib_rtx_varies_p): Delete.
3903 (cselib_invalidate_mem): Update call to canon_true_dependence.
3904 * dse.c (record_store, check_mem_read_rtx): Likewise.
3905 (scan_reads_nospill): Likewise.
3906 * cse.c (check_dependence): Likewise.
3907 (cse_rtx_varies_p): Delete.
3908 * expr.c (safe_from_p): Update call to true_dependence.
3909 * ira.c (validate_equiv_mem_from_store): Likewise.
3910 (memref_referenced_p): Likewise.
3911 * postreload-gcse.c (find_mem_conflicts): Likewise.
3912 * sched-deps.c (sched_analyze_2): Likewise.
3913 * store-motion.c (load_kills_store): Likewise.
3914 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3915 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3916 (compute_transp): Update call to canon_true_dependence.
3918 2012-01-25 Richard Henderson <rth@redhat.com>
3920 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3921 (maybe_emit_atomic_test_and_set): New.
3922 (expand_sync_lock_test_and_set): Use it.
3923 (expand_atomic_test_and_set): Likewise.
3924 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3925 the implementation; clarify implementation defined details.
3926 * doc/md.texi (atomic_test_and_set): Document.
3928 2012-01-25 Richard Henderson <rth@redhat.com>
3930 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3932 2012-01-25 Richard Henderson <rth@redhat.com>
3935 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3936 to effect no-op split.
3938 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3941 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3942 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3943 (BT_FN_VOID_PTR_INT_SIZE): New.
3944 (BT_FN_UINT_UINT_VAR): Remove.
3945 (BT_FN_UINT32_UINT32_VAR): New.
3946 (BT_FN_DOUBLE_VPTR): Remove.
3947 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3949 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3950 (_ITM_changeTransactionMode): Same.
3951 (_ITM_memmoveRtWt): Change return type to void.
3952 (_ITM_memcpyRtWt): Same.
3953 (_ITM_memsetW): Same.
3954 (_ITM_RaRD): Change types to double.
3959 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3961 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3962 Patrick Marlier <patrick.marlier@gmail.com>
3964 * trans-mem.c (requires_barrier): Do not instrument thread local
3965 variables and emit save/restore for them.
3967 2012-01-24 Jason Merrill <jason@redhat.com>
3970 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3971 output static aliases.
3973 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3976 * common.opt (-pie, -shared, pie, shared): Change from Common to
3978 * gcc.c (display_help): Display help for -pie and -shared.
3980 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3983 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3984 Remove note on size/offset limitation.
3985 (AVR Variable Attributes): Add example how to read data located
3986 with progmem. Refer to named address spaces.
3987 * doc/invoke.texi (AVR Options): Fix typo.
3989 2012-01-24 Richard Guenther <rguenther@suse.de>
3991 Forward-port to trunk
3992 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3995 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3996 op0 isn't sufficiently aligned and there is movmisalignM
3997 insn for mode, use it to load op0 into a temporary register.
3999 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4002 * target.def (const_not_ok_for_debug_p): New hook.
4003 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4005 * doc/tm.texi: Regenerated.
4006 * dwarf2out.c (const_ok_for_output_1): If
4007 targetm.const_not_ok_for_debug_p returns true, fail.
4008 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4010 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4012 2012-01-23 Kai Tietz <ktietz@redhat.com>
4015 * config/i386/predicates.md (symbolic_operand): Allow
4016 UNSPEC_PCREL as PIC expression for lea.
4017 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4018 * config/i386/i386.c (ix86_delegitimize_address): Handle
4019 UNSPEC_PCREL for none-MEM, too.
4021 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4023 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4024 (ipa_tm_create_version_alias): Same.
4026 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4029 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4030 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4032 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4033 Patrick Marlier <patrick.marlier@gmail.com>
4034 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4037 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4038 simple_object_start_read.
4040 2012-01-23 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/51895
4044 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4045 parameter decomposition into BLKmode components.
4047 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4049 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4050 fake variables for restrict-qualified pointers whose pointed-to type
4051 contains a placeholder.
4053 2012-01-23 Richard Guenther <rguenther@suse.de>
4055 PR tree-optimization/51949
4056 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4058 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4060 PR rtl-optimization/51933
4061 * ree.c (transform_ifelse): Return true right away if dstreg is
4062 already wider or equal to cand->mode.
4063 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4064 (make_defs_and_copies_lists): Remove defs_list and copies_list
4065 arguments, add state argument, just truncate state->work_list
4066 instead of always allocating and freeing the vector. Assert that
4067 get_defs succeeds instead of returning 2. Changed return type to bool.
4068 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4069 have ext_src_mode, see if it has been modified already with the
4070 right kind of extension and has been extended before from the
4071 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4072 just return true. Remember the original mode in state->modified array.
4073 (combine_reaching_defs): Add state argument. Don't allocate and
4074 free here def_list, copied_list and vec vectors, instead just
4075 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4076 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4077 Add state variable, clear vectors in it, initialize state.modified
4078 if needed. Free all the vectors at the end and state.modified too.
4079 Don't skip a candidate if the extension expression has been modified.
4081 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4084 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4085 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4086 (extra_options) interix.opt -> i386/interix.opt"
4087 (extra_objs):Add winnt-stubs.o
4088 * configure.ac: Add interix to target_os .comm on PE check.
4089 * configure: Regenerate.
4090 * config/interix3.h: Delete and move bits to..
4091 * config/interix.h: Delete and move bits to..
4092 * config/i386/i386-interix3.h: Delete and move bits to..
4093 * config/i386/i386-interix.h: ..here.
4094 (TARGET_CPU_DEFAULT): Remove redefinition.
4095 (TARGET_ASM_CONSTRUCTOR): Undefine.
4096 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4097 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4098 (PTRDIFF_TYPE): Define.
4099 (LONG_DOUBLE_TYPE_SIZE): Define.
4100 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4101 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4102 (TARGET_SECTION_TYPE_FLAGS): Define.
4103 (ASM_DECLARE_FUNCTION_NAME): Define.
4104 (ASM_OUTPUT_EXTERNAL): Define.
4105 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4106 (ASM_OUTPUT_ALIGNED_BSS): Define.
4107 (PCC_BITFIELD_TYPE_MATTERS): Define.
4108 (USE_CONST_SECTION): Define.
4109 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4110 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4111 (SUPPORTS_ONE_ONLY): Remove.
4112 (I386_PE_STRIP_ENCODING): Define.
4113 * config/interix.opt: Delete and move bits to..
4114 * config/i386/interix.opt: ..here. New.
4115 (mpe-aligned-commons): Add.
4116 * config/i386/t-interix: Add copyright header.
4117 (winnt-stubs.o): Add rule.
4119 2012-01-22 Jason Merrill <jason@redhat.com>
4122 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4123 for extra name aliases.
4125 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4127 PR rtl-optimization/51924
4128 * ree.c (combine_set_extension): Improve debugging message.
4129 (combine_reaching_defs): Likewise.
4130 (get_defs): Rename confusingly named variable.
4131 (find_and_remove_re): Skip a candidate if the extension expression has
4134 2012-01-21 Robert Millan <rmh@gnu.org>
4135 Gerald Pfeifer <gerald@pfeifer.com>
4137 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4138 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4140 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4142 PR tree-optimization/51914
4143 * tree-vect-stmts.c (vectorizable_conversion): For
4144 cvt_type && modifier == WIDEN, put temporary with cvt_type
4145 at the beginning of vec_dsts and set vec_dest to temporary
4148 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4150 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4152 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4154 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4155 * config/rs6000/rs6000.c: Likewise.
4157 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4160 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4161 output_move_double on a copy of operands array.
4163 2012-01-20 Cary Coutant <ccoutant@google.com>
4164 Dodji Seketeli <dodji@redhat.com>
4167 * dwarf2out.c (copy_declaration_context): Return ref to parent
4168 of declaration DIE, if necessary.
4169 (remove_child_or_replace_with_skeleton): Add new parameter; update
4170 caller. Place skeleton DIE under parent DIE of original declaration.
4171 Move call to copy_declaration_context to here ...
4172 (break_out_comdat_types): ... from here.
4174 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4176 PR rtl-optimization/51856
4177 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4180 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4183 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4184 hints for neon loads and stores.
4186 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4190 * doc/extend.texi (Named Address Spaces): Split into subsections.
4191 (AVR Named Address Spaces): New subsection.
4192 (M32C Named Address Spaces): New subsection.
4193 (RL78 Named Address Spaces): New subsection.
4194 (SPU Named Address Spaces): New subsection.
4195 (Variable Attributes): New anchor "AVR Variable Attributes".
4196 (AVR Variable Attributes): Rewrite and avoid wording
4197 "address space" in this context.
4198 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4199 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4200 (AVR Built-in Macros): New subsubsection therein.
4201 * doc/md.texi (AVR constraints): Remove "C04", "R".
4203 2012-01-20 Richard Guenther <rguenther@suse.de>
4205 PR tree-optimization/51903
4206 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4207 when removing stmts.
4209 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4212 * config/arm/arm.c (arm_load_pic_register): Use
4213 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4214 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4215 (arm_pic_static_addr): Likewise.
4216 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4217 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4218 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4219 (pic_load_addr_unified): New.
4221 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4224 * function.c (instantiate_virtual_regs_in_insn): Use
4225 delete_insn_and_edges when removing a wrong asm insn.
4227 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4229 PR rtl-optimization/40761
4230 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4231 Add new member loop_num.
4232 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4233 (ira_build): Remove the parameter.
4235 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4236 (ira.c): Do not build CFG loops for one region allocation. Remove
4237 argument from ira_build call.
4239 * ira-build.c (init_loop_tree_node): New function.
4240 (create_loop_tree_nodes): Use it. Separate the case when CFG
4241 loops are not built.
4242 (more_one_region_p): Check current_loops.
4243 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4245 (add_loop_to_tree): Process loop equal to NULL too.
4246 (form_loop_tree): Separate the case when CFG loops are not built.
4247 Use explicitly number for the root.
4248 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4250 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4251 instead of loop->num.
4252 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4253 (mark_all_loops_for_removal): Ditto.
4254 (remove_unnecessary_regions): Separate the case when CFG loops
4256 (ira_build): Remove the parameter. Use explicit number of regions
4257 when CFG loops are not built.
4259 * ira-color.c (print_loop_title): Separate the case for the root node.
4260 Use loop_num instead of loop->num.
4261 (move_spill_restore): Use loop_num instead of loop->num.
4263 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4264 (change_loop): Ditto.
4265 (change_loop): Use loop_num instead of loop->num.
4267 * ira-lives.c (process_bb_node_lives): Ditto.
4269 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4271 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4273 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4276 * tree-mudflap.c (mf_artificial): New function.
4277 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4278 mx_register_decls, mudflap_enqueue_decl): Use it.
4281 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4282 numbers in the insn pattern.
4284 2012-01-19 Michael Matz <matz@suse.de>
4286 PR tree-optimization/46590
4287 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4288 use it in remembering which conflicts we already created.
4289 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4292 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4295 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4296 (merge_and_complain): Same.
4298 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4301 * config/initfini-array.h: Guard content of the header
4302 with #ifdef HAVE_INITFINI_ARRAY.
4303 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4304 Add initfini-array.h to tm_file here.
4305 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4306 * config.gcc: Don't add initfini-array.h to tm_file here.
4307 * configure: Regenerated.
4309 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4311 PR rtl-optimization/51505
4312 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4313 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4314 (df_note_bb_compute): Update the call to df_kill_notes.
4316 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4318 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4320 2012-01-18 Richard Guenther <rguenther@suse.de>
4322 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4323 of conversions to void *.
4325 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4326 Richard Sandiford <rdsandiford@googlemail.com>
4330 * optabs.h (simplify_expand_binop): Declare.
4331 * optabs.c (simplify_expand_binop): Make global.
4332 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4333 endian targets if the source cannot be exactly covered by word
4336 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4339 * hard-reg-set.h (struct hard_reg_set_container): New type.
4340 * target.h (struct hard_reg_set_container): Forward declare.
4341 * target.def (set_up_by_prologue): New target hook.
4342 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4343 * doc/tm.texi: Regenerated.
4344 * function.c (thread_prologue_and_epilogue_insns): Change
4345 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4346 Call targetm.set_up_by_prologue on it.
4347 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4348 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4350 2012-01-17 Nick Clifton <nickc@redhat.com>
4352 * config/rx/rx.c (rx_can_use_simple_return): New function.
4353 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4354 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4356 2012-01-17 Richard Guenther <rguenther@suse.de>
4359 * expr.c (expand_assignment): Take address-space information
4360 from the address operand of MEM_REF and TARGET_MEM_REF.
4361 (expand_expr_real_1): Likewise.
4363 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4365 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4366 reload dump is requested.
4368 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4371 * trans-mem.c (requires_barrier): Call may_be_aliased.
4373 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4375 PR tree-optimization/51877
4376 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4377 call arguments and fndecls compare equal, instead return false if they
4378 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4379 both SSA_NAMEs that are valueized the same, or they satisfy
4382 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4384 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4386 * configure: Regenerate.
4388 2012-01-16 Jan Hubicka <jh@suse.cz>
4392 * convert.c (convert_to_integer): Use fold_convert for
4393 converting an INTEGER_CST to integer type.
4395 2012-01-16 Jason Merrill <jason@redhat.com>
4398 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4400 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4403 * config/s390/s390.c (s390_chunkify_start): Don't skip
4404 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4405 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4406 If insn is followed by NOTE_INSN_VAR_LOCATION or
4407 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4408 Don't use location of note insns.
4410 PR tree-optimization/51865
4411 * tree-inline.c (tree_function_versioning): Call remap_decl
4412 on DECL_RESULT whenever it has VOID_TYPE_P type.
4414 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4416 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4417 for calls to locally-binding MIPS16 functions if only the return
4418 type uses float regs.
4420 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4421 Richard Sandiford <rdsandiford@googlemail.com>
4423 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4424 (SYMBOL_32_HIGH): Likewise.
4425 (mips_output_tls_reloc_directive): Declare.
4426 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4427 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4428 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4429 (mips_lo_relocs, mips_hi_relocs): Make extern.
4430 (mips16_stub_function): Move up file.
4431 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4432 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4433 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4434 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4435 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4436 (mips_get_tp): Add MIPS16 support.
4437 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4438 Generalize DTPREL and TPREL handling.
4439 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4440 Add MIPS16 TLS support.
4441 (mips_output_tls_reloc_directive): New function.
4442 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4443 * config/mips/predicates.md (symbolic_operand_with_high)
4444 (tls_reloc_operand): New predicates.
4445 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4446 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4447 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4448 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4449 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4450 (*tls_get_tp_mips16_call_<mode>): Likewise.
4452 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4454 PR rtl-optimization/51821
4455 * recog.c (peep2_find_free_register): Determine clobbered registers
4458 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4461 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4462 * config/avr/avr.c: Likewise.
4463 * config/avr/avr.h: Likewise.
4465 2012-01-13 Ian Lance Taylor <iant@google.com>
4468 * tree.h (TYPE_QUALS): Add cast to int.
4469 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4471 2012-01-13 Ian Lance Taylor <iant@google.com>
4473 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4474 comparing param_index to VEC_length result.
4476 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4478 * c-decl.c: Do not include tree-mudflap.h
4479 * tree-optimize.c: Likewise.
4480 * Makefile.in: Update dependencies.
4482 2012-01-13 Richard Guenther <rguenther@suse.de>
4485 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4486 variable-sized result always use RSO.
4488 2012-01-12 DJ Delorie <dj@redhat.com>
4490 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4491 pointer type, not just the default pointer type.
4493 2012-01-09 Richard Henderson <rth@redhat.com>
4494 Denis Chertykov <chertykov@gmail.com>
4497 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4498 * config/avr/avr.c (avr_can_eliminate): Simplify.
4499 (avr_initial_elimination_offset): Likewise.
4500 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4501 (expand_epilogue): Likewise.
4502 (avr_legitimize_address): Gut.
4503 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4504 (avr_hard_regno_nregs): New.
4505 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4506 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4507 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4508 add soft frame pointer.
4509 (CALL_USED_REGISTERS): Likewise.
4510 (REG_CLASS_CONTENTS): Likewise.
4511 (REGISTER_NAMES): Likewise.
4512 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4513 (HARD_FRAME_POINTER_REGNUM): New.
4514 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4515 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4516 remove the HARD_FRAME_POINTER self-elimination.
4518 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4521 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4522 DECL_EXTERNAL when checking for initializers of progmem variables.
4524 2012-01-12 Ira Rosen <irar@il.ibm.com>
4526 PR tree-optimization/51799
4527 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4528 that the last operation is a type demotion.
4530 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4532 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4533 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4535 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4538 * combine.c (distribute_notes): If i3 is a noreturn call,
4539 allow old_size to be equal to args_size and make sure the
4540 noreturn call gets REG_ARGS_SIZE note.
4541 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4542 on noreturn calls even when the delta is 0.
4544 2012-01-11 Nathan Sidwell <nathan@acm.org>
4546 * gcov.c (STRING_SIZE): Remove.
4547 (generate_results): Erase annotations for source files with no
4548 coverage information.
4550 (output_lines): Use it.
4552 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4554 * gimple.h (gimplify_body): Remove first argument.
4555 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4556 pointer set here, instead just pass DATA to walk_tree.
4557 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4558 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4559 (unvisit_body): Likewise, but with unmark_visited.
4560 (gimplify_body): Remove BODY_P argument and adjust.
4561 (gimplify_function_tree): Adjust call to gimplify_body.
4562 * omp-low.c (finalize_task_copyfn): Likewise.
4564 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4566 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4567 (build_function_type_skip_args): Delete.
4568 * tree.c (build_function_type_skip_args): Make static and add
4569 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4570 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4571 pass it to build_function_type_skip_args.
4572 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4573 (tree_function_versioning): Likewise.
4574 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4575 build_function_decl_skip_args.
4576 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4577 and pass it to build_function_decl_skip_args/tree_function_versioning.
4578 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4579 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4580 * trans-mem.c (ipa_tm_create_version): Likewise.
4581 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4582 * tree-inline.c (declare_return_variable): Remove always-true test.
4583 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4584 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4585 * ipa-split.c (split_function): Skip the return value for the split
4586 part if it doesn't return.
4588 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4590 PR tree-optimization/49642
4591 * ipa-split.c (forbidden_dominators): New variable.
4592 (check_forbidden_calls): New function.
4593 (dominated_by_forbidden): Likewise.
4594 (consider_split): Check for forbidden dominators.
4595 (execute_split_functions): Initialize and free forbidden
4596 dominators info; call check_forbidden_calls.
4598 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4600 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4602 2012-01-11 Nick Clifton <nickc@redhat.com>
4604 * config/rx/rx.md (return): Define pattern.
4606 2012-01-11 Richard Guenther <rguenther@suse.de>
4608 * doc/extend.texi (malloc attribute): Adjust according to
4611 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4612 Patrick Marlier <patrick.marlier@gmail.com>
4615 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4616 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4617 (ipa_tm_note_irrevocable): Same.
4618 (ipa_tm_scan_irr_block): Same.
4619 (ipa_tm_decrement_clone_counts): Same.
4620 (ipa_tm_scan_irr_function): Same.
4621 (ipa_tm_create_version_alias): Same.
4622 (ipa_tm_create_version): Same.
4623 (ipa_tm_transform_calls_redirect): Same.
4624 (ipa_tm_transform_calls): Same.
4625 (ipa_tm_transform_transaction): Same.
4626 (ipa_tm_execute): Same.
4628 2012-01-10 Richard Guenther <rguenther@suse.de>
4631 * opts.c (common_handle_option): Handle -Werror.
4633 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4635 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4638 2012-01-10 Jason Merrill <jason@redhat.com>
4640 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4643 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4645 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4646 supports R_386_TLS_GD_PLT reloc.
4647 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4648 supports R_386_TLS_LDM_PLT reloc.
4649 * configure: Regenerate.
4650 * config.in: Regenerate.
4652 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4655 Extend __pgmx semantics to linearize memory.
4656 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4657 determine if code comes inline or from libgcc.
4658 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4659 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4660 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4661 (movmemx_qi, movmemx_hi): New insns.
4662 (xload_<mode>_libgcc): Rewrite to new insn condition.
4663 (xload_<mode>): Remove insns.
4664 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4665 cases that don't satisfy avr_xload_libgcc_p().
4666 (avr_addr_space_convert): Allow converting in any direction.
4667 (avr_addr_space_subset_p): Return always true.
4668 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4669 (avr_emit_movmemhi): Ditto.
4670 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4671 (avr_out_movmem): Ditto.
4672 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4673 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4674 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4675 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4676 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4678 2012-01-10 Richard Guenther <rguenther@suse.de>
4680 PR tree-optimization/50913
4681 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4682 Require data-refs to be representable by Graphite with respect
4685 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4687 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4688 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4690 2012-01-10 Tom de Vries <tom@codesourcery.com>
4692 PR rtl-optimization/51271
4693 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4694 handling annulled branch.
4696 2012-01-10 Richard Henderson <rth@redhat.com>
4698 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4699 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4700 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4701 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4702 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4703 arm_expand_vec_perm_const): New.
4704 * config/arm/arm-protos.h: Update.
4705 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4706 (*neon_vswp<VDQX>): New.
4707 (neon_vcombine<VDX>): Use neon_split_vcombine.
4708 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4709 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4710 (vec_perm<VE>): New.
4712 2012-01-10 Richard Henderson <rth@redhat.com>
4714 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4715 use it if reload_completed.
4716 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4717 arm_output_asm_insn, arm_process_output_memory_barrier,
4718 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4719 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4720 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4721 arm_process_output_sync_insn, arm_output_sync_insn,
4722 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4723 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4724 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4725 (emit_unlikely_jump): New.
4726 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4727 (arm_split_atomic_op): New.
4728 * config/arm/arm-protos.h: Update.
4729 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4730 (struct arm_sync_generator): Remove.
4731 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4732 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4733 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4734 (VUNSPEC_LL, VUNSPEC_SC): New.
4735 (sync_result, sync_memory, sync_required_value, sync_new_value,
4736 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4737 (attr length): Don't use arm_sync_loop_insns.
4738 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4739 (movsfcc, movdfcc): Likewise.
4740 * config/arm/constraints.md (Ua): New.
4741 * config/arm/prediates.md (mem_noofs_operand): New.
4742 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4743 (sync_clobber, sync_t2_reqd): Remove.
4744 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4745 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4746 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4747 (arm_sync_compare_and_swap<SIDI>): Remove.
4748 (arm_sync_compare_and_swap<NARROW>): Remove.
4749 (arm_sync_lock_test_and_set<SIDI>): Remove.
4750 (arm_sync_lock_test_and_set<NARROW>): Remove.
4751 (arm_sync_new_<syncop><SIDI>): Remove.
4752 (arm_sync_new_<syncop><NARROW>): Remove.
4753 (arm_sync_new_nand<SIDI>): Remove.
4754 (arm_sync_new_nand<NARROW>): Remove.
4755 (arm_sync_old_<syncop><SIDI>): Remove.
4756 (arm_sync_old_<syncop><NARROW>): Remove.
4757 (arm_sync_old_nand<SIDI>): Remove.
4758 (arm_sync_old_nand<NARROW>): Remove.
4759 (*memory_barrier): Merge arm_output_memory_barrier.
4760 (atomic_compare_and_swap<QHSD>): New.
4761 (atomic_compare_and_swap<NARROW>_1): New.
4762 (atomic_compare_and_swap<SIDI>_1): New.
4763 (atomic_exchange<QHSD>): New.
4764 (cas_cmp_operand, cas_cmp_str): New.
4765 (atomic_op_operand, atomic_op_str): New.
4766 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4767 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4768 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4769 (arm_load_exclusive<NARROW>): New.
4770 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4771 (arm_store_exclusive<QHSD>): New.
4773 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4775 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4776 reload patterns if -mvsx-scalar-memory.
4778 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4779 generated, even -mno-vsx-scalar-double was used.
4780 (vsx_xscvdpsp_scalar): Likewise.
4781 (vsx_xscvspdp_scalar2): Likewise.
4783 2012-01-09 Tom de Vries <tom@codesourcery.com>
4784 Andrew Pinski <apinski@cavium.com>
4787 * reorg.c (fill_slots_from_thread): Don't speculate
4788 frame-related insns.
4790 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4792 * sched-int.h (bb_note): Move to...
4793 * basic-block.h: ...here.
4794 * haifa-sched.c (bb_note): Move to...
4795 * cfgrtl.c: ...here.
4796 * function.c (next_block_for_reg): New function.
4797 (move_insn_for_shrink_wrap): Likewise.
4798 (prepare_shrink_wrap): Rewrite to use the above.
4800 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4802 * gimple.c (is_gimple_non_addressable): Remove.
4803 * gimple.h: Remove is_gimple_non_addressable.
4804 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4805 is_gimple_non_addressable.
4806 * trans-mem.c (expand_assign_tm): Same.
4808 2012-01-09 Richard Guenther <rguenther@suse.de>
4810 PR tree-optimization/51775
4811 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4812 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4814 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4816 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4818 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4820 2012-01-09 Richard Guenther <rguenther@suse.de>
4822 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4824 2012-01-08 Jan Hubicka <jh@suse.cz>
4826 PR tree-optimize/51680
4827 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4828 on when known_vals needs to be computed; cleanup.
4830 2012-01-08 Jan Hubicka <jh@suse.cz>
4832 PR tree-optimize/51694
4833 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4835 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4837 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4838 for -std=c++98 and -std=c++11 too.
4840 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4842 * cfgloop.c (cancel_loop): Add free() of bbs array.
4844 2012-01-07 Jan Hubicka <jh@suse.cz>
4846 PR tree-optimization/51600
4847 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4848 that benefits small functions.
4850 2012-01-07 Jan Hubicka <jh@suse.cz>
4852 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4854 2012-01-07 Jan Hubicka <jh@suse.cz>
4856 PR tree-optimization/51680
4857 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4858 whose inlining reduce unit size.
4860 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4863 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4864 Add canonical node to containing_mem chain after the non-canonical
4865 one, even if there weren't any locs to propagate.
4866 (remove_useless_values): Keep only canonical values.
4867 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4868 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4869 canonicalize mem_chain elements that are not discarded.
4871 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4874 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4875 before emitting functions.
4877 PR gcov-profile/50127
4878 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4879 clear_aux_for_blocks.
4881 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4884 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4886 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4888 * c-decl.c (ext_block): Moved up.
4889 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4891 2012-01-06 Han Shen <shenhan@google.com>
4893 Translate built-in include paths for sysroot.
4894 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4895 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4897 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4898 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4900 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4901 control whether sysroot should be prepended to gxx include dir.
4903 * configure: Regenerate.
4905 2012-01-06 Torvald Riegel <triegel@redhat.com>
4907 PR rtl-optimization/51771
4908 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4909 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4911 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4913 PR tree-optimization/51315
4914 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4915 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4917 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4920 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4921 for shrp pattern. Correctly handle and fixup shift variable.
4922 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4924 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4927 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4928 note when !ACCUMULATE_OUTGOING_ARGS.
4930 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4932 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4934 (extract_range_from_unary_expr_1): Avoid useless computations.
4936 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4938 PR rtl-optimization/51767
4939 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4940 of jump_block and add an extra edge for degenerated asm gotos.
4943 * stmt.c (check_unique_operand_names): Don't ICE during error
4944 reporting if i is from labels chain.
4947 * profile.c (branch_prob): Split bbs that have exit edge
4948 and need a fake entry edge too.
4950 2012-01-05 Jan Hubicka <jh@suse.cz>
4953 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4956 2012-01-05 Richard Guenther <rguenther@suse.de>
4959 * tree-streamer-out.c (write_ts_optimization): New function.
4960 (streamer_write_tree_body): Call it.
4961 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4962 (streamer_read_tree_body): Call it.
4963 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4965 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4968 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4969 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4970 in_cleanup_point_expr before gimplify_stmt call and restore it
4972 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4973 in_cleanup_point_expr is false.
4975 2012-01-05 Richard Guenther <rguenther@suse.de>
4978 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4980 * toplev.c (process_options): Reject combining mudflap and LTO.
4981 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4983 2012-01-05 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/51760
4986 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4988 (bit_value_unop): Handle UNDEFINED operands.
4989 (bit_value_binop): Likewise.
4991 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4993 * config/avr/avr.c (avr_replace_prefix): Remove.
4994 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4995 (avr_asm_function_rodata_section): Ditto.
4996 (avr_asm_select_section): Ditto.
4998 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5000 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5003 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5006 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5007 calls that have any non-fake successor edges.
5010 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5012 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5014 PR tree-optimization/51624
5015 * tree-sra.c (build_ref_for_model): When replicating a chain of
5016 COMPONENT_REFs, stop as soon as the offset would become negative.
5018 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5021 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5022 in .debug_loc on the floor.
5024 2012-01-04 Andrew Pinski <apinski@cavium.com>
5026 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5028 2012-01-04 Andrew Pinski <apinski@cavium.com>
5029 Adam Nemet <anemet@caviumnetworks.com>
5031 * config/mips/mips.md (size): Add SI and DI.
5032 (SIZE): New mode attribute.
5033 (U): New code attribute.
5034 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5035 (mips_lbux_<mode>): Delete.
5036 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5037 (mips_lhx): Use gen_mips_lhx_extsi.
5038 (mips_lhx_<mode>): Delete.
5040 (mips_l<size>x): New expand.
5041 (mips_lwx_<mode>): Delete.
5042 (mips_l<GPR:size>x_<P:mode>): New pattern.
5043 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5044 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5045 * config/mips/mips.c (mips_lx_address_p): New function.
5046 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5047 (dsp64): New availability predicate.
5048 (mips_builtins): Add an entry for __builtin_mips_ldx.
5049 * config/mips/mips.h (ISA_HAS_LBX): New define.
5050 (ISA_HAS_LBUX): Likewise.
5051 (ISA_HAS_LHX): Likewise.
5052 (ISA_HAS_LHUX): Likewise.
5053 (ISA_HAS_LWX): Likewise.
5054 (ISA_HAS_LWUX): Likewise.
5055 (ISA_HAS_LDX): Likewise.
5056 * doc/extend.texi (__builtin_mips_ldx): Document.
5058 2012-01-04 Tristan Gingold <gingold@adacore.com>
5060 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5061 when long pointers are used.
5062 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5063 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5064 (ia64-hp-*vms*): Remove.
5065 * config/vms/xm-vms64.h: Delete.
5067 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5070 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5072 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5074 * opts.c (finish_options): Remove duplicate sorry.
5076 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5079 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5082 2012-01-04 Richard Guenther <rguenther@suse.de>
5085 * tree.c (size_low_cst): New function.
5086 * tree.h (size_low_cst): Declare.
5087 * fold-const.c (fold_comparison): Use it to extract the low
5088 part of the POINTER_PLUS_EXPR offset.
5090 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5092 Fix clearing ZERO_REG
5093 * config/avr/avr.md (cc): Add alternative "ldi".
5094 (movqi_insn): Use it in cc attribute.
5095 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5096 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5097 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5099 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5101 * configure: Regenerate.
5103 2012-01-04 Richard Guenther <rguenther@suse.de>
5105 PR tree-optimization/49651
5106 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5107 (var_can_have_subvars): Use it.
5108 (get_constraint_for_1): Only consider subfields if there can be any.
5110 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5113 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5114 to its new canonical_cselib_val and the cselib_val was in
5115 first_containing_mem chain, but the canonical_cselib_val was not,
5116 add the latter into the chain.
5117 (cselib_invalidate_mem): Compare canonical_cselib_val of
5118 addr_list chain elt with v.
5121 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5122 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5124 (output_macinfo_op): Don't ggc_strdup fd->filename.
5125 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5126 then ggc_strdup it. Don't free inc->info or cur->info.
5127 (output_macinfo): Don't free ref->info or file->info.
5129 2012-01-03 Ira Rosen <irar@il.ibm.com>
5131 PR tree-optimization/51269
5132 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5133 first_niters a pointer.
5134 (slpeel_tree_peel_loop_to_edge): Likewise.
5135 (vect_do_peeling_for_loop_bound): Update call to
5136 slpeel_tree_peel_loop_to_edge.
5137 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5138 here. Remove it from the parameters list.
5139 (vect_do_peeling_for_alignment): Update calls and compute
5142 2012-01-03 Richard Guenther <rguenther@suse.de>
5144 PR tree-optimization/51070
5145 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5146 Properly handle calls.
5148 2012-01-03 Richard Guenther <rguenther@suse.de>
5150 PR tree-optimization/51692
5151 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5152 the LHS of allocation stmts.
5154 2012-01-03 Olivier Hainque <hainque@adacore.com>
5156 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5158 2012-01-03 Olivier Hainque <hainque@adacore.com>
5160 * collect2.c (main): In AIX specific computations for vector
5161 insertions, use CONST_CAST2 to cast from char ** to const char **.
5163 2012-01-03 Richard Guenther <rguenther@suse.de>
5166 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5167 the context of a limbo DIE when it does not already exist.
5169 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5171 PR tree-optimization/51719
5172 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5173 but direct call is, clear direct call's lhs and don't add fallthrough
5174 edge from dcall_bb to join_bb and PHIs.
5176 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5178 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5179 the instructions emitted by the pattern.
5180 ("*TDC_insn_<mode>"): Add comment.
5182 2012-01-03 Richard Guenther <rguenther@suse.de>
5185 * fold-const.c (fold_comparison): Properly canonicalize
5186 tree offset and HOST_WIDE_INT bit position.
5188 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5190 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5191 operands for extzv pattern.
5193 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5196 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5199 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5201 * doc/invoke.texi (-flto and related options): Copy-edit.
5203 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5205 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5207 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5209 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5212 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5214 * expr.h (move_by_pieces_ninsns): Declare.
5215 * expr.c (move_by_pieces_ninsns): Make external.
5216 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5217 (mips_store_by_pieces_p): Likewise.
5218 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5219 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5220 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5221 (mips_store_by_pieces_p): Likewise.
5223 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5225 * passes.c (register_one_dump_file): Free full_name.
5227 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5228 (calculate_elim_costs_all_insns): Free offsets_at and
5229 offsets_known_at at the end and clear the pointers.
5231 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5233 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5234 this option introduced in r180739.
5236 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5239 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5240 (tmake_file target=avr): Add avr/t-multilib.
5242 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5243 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5244 * config/avr/genmultilib.awk: New file.
5245 * config/avr/t-multilib: New auto-generated file.
5246 * config/avr/multilib.h: New auto-generated file.
5247 * config/avr/t-avr (AVR_MCUS): New variable.
5248 (genopt.sh): Use it.
5249 (s-mlib): Depend on t-multilib.
5250 (t-multilib, multilib.h): New dependencies.
5251 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5252 (MULTILIB_OPTIONS): Remove.
5253 (MULTILIB_MATCHES): Remove.
5254 (MULTILIB_DIRNAMES): Remove.
5255 (MULTILIB_EXCEPTIONS): Remove:
5256 * config/avr/genopt.sh: Don't use hard coded file name;
5257 pass AVR_MCUS from t-avr instead.
5259 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5261 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5263 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5265 Implement light-weight DImode support.
5266 * config/avr/avr-dimode.md: New file.
5267 * config/avr/avr.md: Include it.
5268 (adjust_len): Add plus64, compare64.
5269 (HIDI): Remove code iterator.
5270 (code_stdname): New code attribute.
5271 (rotx, rotsmode): Remove DI.
5272 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5274 * config/avr/avr-protos.h (avr_have_dimode): New.
5275 (avr_out_plus64, avr_out_compare64): New.
5276 * config/avr/avr.c (avr_out_compare): Handle DImode.
5277 (avr_have_dimode): New variable definition and initialization.
5278 (avr_out_compare64, avr_out_plus64): New functions.
5279 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5280 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5281 (avr_compare_pattern): Skip DImode comparisons.
5283 2012-01-02 Revital Eres <revital.eres@linaro.org>
5285 * ddg.c (def_has_ccmode_p): New function.
5286 (add_cross_iteration_register_deps,
5287 create_ddg_dep_from_intra_loop_link): Call it.
5289 2012-01-02 Richard Guenther <rguenther@suse.de>
5292 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5294 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5296 * gcc.c (process_command): Update copyright notice dates.
5297 * gcov.c (print_version): Likewise.
5298 * gcov-dump.c (print_version): Likewise.
5299 * mips-tfile.c (main): Likewise.
5300 * mips-tdump.c (main): Likewise.
5302 2012-01-01 Ira Rosen <irar@il.ibm.com>
5304 PR tree-optimization/51704
5305 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5306 a use is inside the basic block or loop before accessing its vect info.
5308 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5310 PR rtl-optimization/51069
5311 * cfgloopmanip.c (remove_path): Removing path making irreducible
5312 region unconditional makes BB part of the region.
5314 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5316 PR tree-optimization/51683
5317 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5318 calls with side-effects.
5319 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5321 Copyright (C) 2012 Free Software Foundation, Inc.
5323 Copying and distribution of this file, with or without modification,
5324 are permitted in any medium without royalty provided the copyright
5325 notice and this notice are preserved.