1 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
4 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
7 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
8 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
10 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11 (*movdi_internal_rex64): Use %E operand modifier for lea.
12 (*movsi_internal): Ditto.
14 (*lea<mode>_2): Ditto.
15 (*lea_{3,4,5,6}_zext): Ditto.
16 (*tls_global_dynamic_32_gnu): Ditto.
17 (*tls_global_dynamic_64): Ditto.
18 (*tls_dynamic_gnu2_lea_32): Ditto.
19 (*tls_dynamic_gnu2_lea_64): Ditto.
20 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
22 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
24 Backport from mainline
25 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (ix86_address_subreg_operand): Reject
29 (ix86_print_operand_address): Assert that parts.base and parts.index
30 are non-NULL after call to simplify_subreg.
32 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
35 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
37 * config/sh/sh.c (sh_option_override): Do not change
38 flag_finite_math_only. Set TARGET_IEEE to complement of
39 flag_finite_math_only.
40 * doc/invoke.texi (SH options): Add mno-ieee. Correct
41 description of mieee and mno-ieee behavior.
43 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
46 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
49 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
51 Backport from mainline
52 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
54 PR rtl-optimization/52250
55 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
56 to put note list into. Unconditionally call move_bb_info.
57 (move_bb_info): Do not assert the blocks being in the same region,
58 just drop the note list if they are not.
60 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
62 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
64 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
66 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
67 defining statement is a SSA name that occurs in abnormal PHIs.
69 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
71 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
74 2012-07-19 Richard Guenther <rguenther@suse.de>
75 Eric Botcazou <ebotcazou@adacore.com>
77 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
78 about transition from invariant to known bits.
79 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
81 2012-07-19 Jakub Jelinek <jakub@redhat.com>
84 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
85 (cleanup_tree_cfg_bb): Don't call it.
86 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
89 2012-07-19 Christian Bruel <christian.bruel@st.com>
92 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
94 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
96 * config.gcc (v850-*-rtems*): New target.
97 * config/v850/rtems.h: New.
98 * config/v850/t-rtems: New.
100 2012-07-18 Nick Clifton <nickc@redhat.com>
102 * doc/invoke.texi (ARM Options): Document -munaligned-access.
104 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
108 Backport from mainline
109 2012-04-25 Jakub Jelinek <jakub@redhat.com>
112 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
113 instead expand it as zero extension.
115 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
117 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
118 QImode and HImode splitters. Use ix86_comparison_operator.
119 Explicitly match FLAGS_REG.
120 (DFmode cmove splitter): Explicitly match FLAGS_REG.
122 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
123 Steven Bosscher <steven@gcc.gnu.org>
124 Bernd Schmidt <bernds@codesourcery.com>
126 PR rtl-optimization/53908
127 * df-problems.c (can_move_insns_across): When doing
128 memory-reference book-keeping, handle call insns.
130 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
132 Backport from mainline
133 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
136 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
137 sibcall_insn_operand. Move it to a temporary register if not.
139 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
142 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
143 emit PIC sequence for fnaddr symbol reference in advance.
145 2012-07-09 Jason Merrill <jason@redhat.com>
148 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
149 (type_hash_eq): Likewise.
152 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
154 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
156 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
157 due to negative shift amount.
159 2012-07-06 Kai Tietz <ktietz@redhat.com>
161 Backport from mainline.
163 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
166 2012-07-06 Nick Clifton <nickc@redhat.com>
168 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
169 default_encode_section_info.
171 2012-07-06 Richard Guenther <rguenther@suse.de>
173 Backport from mainline
174 2012-03-30 Richard Guenther <rguenther@suse.de>
177 * double-int.c (rshift_double): Remove not needed cast.
179 2012-03-28 Richard Guenther <rguenther@suse.de>
182 * double-int.h (rshift_double): Remove.
183 * double-int.c (lshift_double): Use absu_hwi to make count
185 (rshift_double): Make static, take unsigned count argument,
186 remove handling of negative count argument.
187 (double_int_rshift): Dispatch to lshift_double.
189 2012-07-06 Richard Guenther <rguenther@suse.de>
191 Backport from mainline
192 2012-06-18 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/53693
195 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
196 Reject operands with more than one use.
198 2012-07-06 Richard Guenther <rguenther@suse.de>
200 Backport from mainline
201 2012-04-11 Richard Guenther <rguenther@suse.de>
204 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
205 consider loop nesting.
206 (evolution_function_is_univariate_p): Properly check the remainder
209 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
211 Backport from mainline
212 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
214 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
215 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
216 (adjacent_mem_locations): Move some code to and call...
217 (get_memref_parts): ...new function.
218 (mem_locations_overlap): New function.
219 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
220 (is_mem_ref): Rename to...
221 (find_mem_ref): ...this. Return MEM rtx.
222 (get_store_dest): Remove function.
223 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
224 new parameter and adjust calls.
225 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
226 mem refs overlap for true_store_to_load_dep_costly.
227 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
228 passed to adjacent_mem_locations.
229 (is_costly_group): Walk resolved dependency list.
230 (force_new_group): Emit group ending nop for Power6/Power7.
231 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
232 (group_ending_nop): New define_insn.
234 2012-07-04 Richard Guenther <rguenther@suse.de>
237 * gimple-fold.c (get_base_constructor): Do not return an
238 error_mark_node DECL_INITIAL.
240 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
242 Backport from mainline
243 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
245 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
246 code model string in the error message.
248 2012-07-04 Tristan Gingold <gingold@adacore.com>
250 Backport from mainline.
251 2012-06-25 Tristan Gingold <gingold@adacore.com>
253 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
254 (seh_cfa_adjust_cfa): ... that function.
255 (seh_emit_stackalloc): Do not emit out of range values.
256 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
257 UNSPEC_DEF_CFA constants.
258 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
259 * config/i386/i386.c (ix86_frame_pointer_required): Required
260 for very large frames on SEH target.
261 (ix86_compute_frame_layout): Save area is before frame pointer
262 on SEH target. Handle very large frames.
263 (ix86_expand_prologue): Likewise.
265 2012-07-04 Richard Guenther <rguenther@suse.de>
267 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
268 as in free_lang_data_in_type.
270 2012-07-02 Martin Jambor <mjambor@suse.cz>
272 Backport from mainline.
273 2012-07-02 Martin Jambor <mjambor@suse.cz>
276 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
277 dynamic type change check.
279 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
281 * tree-eh.c (lower_try_finally_switch): Really put the location of the
282 last statement of the finally block onto the switch.
284 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
286 * configure: Regenerate.
288 Backport from mainline.
289 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
291 * config.gcc (target_type_format_char): New. Document it. Set it for
293 * configure.ac (gnu_unique_option): Use target_type_format_char
294 in test. Comment rationale.
296 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
298 Backport from mainline.
299 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
301 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
303 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
305 Backport from 2012-06-28 mainline r189049
308 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
309 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
310 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
311 avr_hard_regno_call_part_clobbered.
313 2012-06-28 Richard Guenther <rguenther@suse.de>
316 * expr.c (expand_expr_real_1): Verify if the type is complete
317 before inspecting its size.
319 2012-06-27 Nick Clifton <nickc@redhat.com>
321 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
324 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
327 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
329 2012-06-26 Nick Clifton <nickc@redhat.com>
331 * config/rx/rx.md (simple_return): Use the simple_return rtx.
333 2012-06-25 Jakub Jelinek <jakub@redhat.com>
336 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
337 of x x x in the vmovlps load alternative.
339 2012-06-22 Richard Guenther <rguenther@suse.de>
341 * gcov-iov.c: Include bconfig.h and system.h.
343 2012-06-22 Richard Guenther <rguenther@suse.de>
345 PR gcov-profile/53744
346 * gcov-iov.c (main): Treat "" and "prerelease" the same.
348 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
350 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
351 DECL_IGNORED_P non-reg vars even if they are used.
353 2012-06-19 Jason Merrill <jason@redhat.com>
356 * dwarf2out.c (modified_type_die): Use scope_die_for.
357 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
358 (uses_local_type_r, uses_local_type): New.
359 (scope_die_for): Keep a type that uses a local type in local scope.
360 Use get_context_die for namespace and type scope.
362 2012-06-19 Richard Guenther <rguenther@suse.de>
365 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
366 replace it with the first non-BLOCK context.
368 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
370 PR rtl-optimization/53700
372 Backport from mainline
373 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
375 * ira-color.c (setup_left_conflict_sizes_p): Process all
378 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
380 Backport from mainline
381 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
385 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
386 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
387 instead of xop_mulv2div2di3_low.
388 (xop_p<macs>dql): Fix vec_select selector.
389 (xop_p<macs>dqh): Ditto.
390 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
391 (xop_mulv2div2di3_high): Ditto.
393 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
395 Backport from mainline:
396 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
400 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
402 Backport from mainline:
403 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
406 * config/pa/pa.c (pa_attr_length_millicode_call): Use
407 MAX_PCREL17F_OFFSET instead of fixed offset.
408 (pa_attr_length_call): Likewise.
409 (pa_attr_length_indirect_call): Likewise.
411 2012-06-15 Walter Lee <walt@tilera.com>
413 Backport from mainline:
414 2012-06-15 Walter Lee <walt@tilera.com>
416 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
418 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
420 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
422 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
424 Backport from mainline:
426 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
427 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
428 * gimple.h (block_in_transaction): Check for flag_tm.
430 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
432 PR tree-optimization/52558
434 Backport from mainline:
435 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
436 * gimple.h (gimple_set_in_transaction): Remove.
437 (gimple_in_transaction): Look in BB instead.
438 (gimple_statement_base): Remove in_transaction field.
439 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
440 * trans-mem.c (compute_transaction_bits): Place transaction bit
441 information into basic blocks.
443 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
445 PR tree-optimization/52558
446 * cfg.c (alloc_aux_for_edge): Fix comment.
447 (alloc_aux_for_edge): Remove static.
448 * basic-block.h (alloc_aux_for_edge): Protoize.
449 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
450 (execute_sm_if_changed_flag): New.
451 (execute_sm_if_changed_flag_set): New.
452 (execute_sm): Do not generate data races unless requested.
453 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
454 (tree_ssa_lim_finalize): Call free_aux_for_edges.
455 * gimple.h (block_in_transaction): New.
456 (gimple_in_transaction): Use block_in_transaction.
458 2012-06-14 Jakub Jelinek <jakub@redhat.com>
460 Backported from mainline
461 2012-06-12 Jakub Jelinek <jakub@redhat.com>
463 PR rtl-optimization/53589
464 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
465 discovery even when e->dest != target. If any LABEL_REF points
466 to e->dest label, redirect it to target's label.
468 2012-06-07 Jakub Jelinek <jakub@redhat.com>
471 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
472 returns false, replace stmt with GIMPLE_NOP.
473 (check_omp_nesting_restrictions): Instead of issuing warnings,
474 issue errors and return false if any errors were reported.
476 2012-06-14 Richard Guenther <rguenther@suse.de>
478 * BASE-VER: Set to 4.7.2.
479 * DEV-PHASE: Set to prerelease.
481 2012-06-12 Christian Bruel <christian.bruel@st.com>
484 * config/sh/sh.c (sh_option_override): Don't force
485 flag_omit_frame_pointer and maccumulate_outgoing_args.
486 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
488 2012-06-14 Release Manager
490 * GCC 4.7.1 released.
492 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
494 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
496 2012-06-13 Richard Henderson <rth@redhat.com>
498 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
499 iterator instead of INT.
501 2012-06-08 Richard Henderson <rth@redhat.com>
504 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
505 note to a clobber insn when no other insn is available.
507 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
510 * doc/invoke.texi (Wenum-compare): Update documentation.
512 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
515 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
517 (altivec_stvlxl): Ditto.
518 (altivec_stvrx): Ditto.
519 (altivec_stvrxl): Ditto.
521 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
524 * trans-mem.c (expand_block_edges): Do not skip the first
525 statement when resetting the BB.
527 2012-06-04 Richard Guenther <rguenther@suse.de>
530 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
531 create new assembler names.
533 2012-06-04 Richard Guenther <rguenther@suse.de>
535 Backport from mainline
536 2012-04-25 Jakub Jelinek <jakub@redhat.com>
539 * stor-layout.c (get_best_mode): Don't return mode with bitsize
540 larger than maxbits. Don't compute maxbits modulo align.
541 Also check that unit bytes long store at bitpos / unit * unit
542 doesn't affect bits beyond bitregion_end.
543 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
544 would not fit into bitregion_start ... bitregion_end + 1 bit
546 (store_split_bit_field): Decrease unit close to end of bitregion_end
547 if access is restricted in order to avoid mutual recursion.
549 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
551 Backport from 2012-06-04 mainline r188172
554 * config/avr/avr-stdint.h: New file.
555 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
558 2012-06-04 Jakub Jelinek <jakub@redhat.com>
560 PR tree-optimization/53550
561 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
562 is POINTER_TYPE_P, use sizetype as step type instead of type.
564 2012-06-04 Richard Guenther <rguenther@suse.de>
565 Eric Botcazou <ebotcazou@adacore.com>
567 Backport from mainline
568 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
570 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
571 Change type of BITOFFSET to signed. Make sure the lower bound of
572 the computed range is non-negative by adjusting OFFSET and BITPOS.
573 (expand_assignment): Adjust call to get_bit_range.
575 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
577 * expr.c (get_bit_range): Return the null range if the enclosing record
578 is part of a larger bit field.
580 2012-03-20 Richard Guenther <rguenther@suse.de>
582 * stor-layout.c (finish_bitfield_representative): Fallback
583 to conservative maximum size if the padding up to the next
584 field cannot be computed as a constant.
585 (finish_bitfield_layout): If we cannot compute the distance
586 between the start of the bitfield representative and the
587 bitfield member start a new representative.
588 * expr.c (get_bit_range): The distance between the start of
589 the bitfield representative and the bitfield member is zero
590 if the field offsets are not constants.
592 2012-03-16 Richard Guenther <rguenther@suse.de>
594 * stor-layout.c (finish_bitfield_representative): Fall back
595 to the conservative maximum size if we cannot compute the
596 size of the tail padding.
598 2012-03-14 Richard Guenther <rguenther@suse.de>
600 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
601 * stor-layout.c (start_bitfield_representative): New function.
602 (finish_bitfield_representative): Likewise.
603 (finish_bitfield_layout): Likewise.
604 (finish_record_layout): Call finish_bitfield_layout.
605 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
606 for QUAL_UNION_TYPE fields.
607 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
608 Stream DECL_BIT_FIELD_REPRESENTATIVE.
609 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
614 * expr.c (get_bit_range): Unconditionally extract bitrange
615 from DECL_BIT_FIELD_REPRESENTATIVE.
616 (expand_assignment): Adjust call to get_bit_range.
618 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
621 * fold-const.c (fold_binary_loc): Refine previous change.
623 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
625 Backport from mainline
626 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
629 * config/sh/sh.c (find_barrier): Add equality check of last_got to
630 avoid going above orig insn. Update comments.
632 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
634 Backport from mainline
635 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
638 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
639 prologue for unwinder and profiler.
641 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
643 Backport from mainline
644 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
646 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
648 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
650 Backport from mainline
651 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
653 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
656 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
658 Backport from mainline
659 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
661 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
662 operand is CONST_INT. Take COSTS_N_INSNS into account.
663 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
666 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
668 * config/avr/avr.opt (-msp8): Document it.
669 * doc/invoke.texi (AVR Options): Copy from trunk docu.
671 2012-05-31 Richard Guenther <rguenther@suse.de>
674 * expr.c (expand_assignment): Do not use movmisalign on
677 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
680 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
681 (pa_section_type_flags): New.
682 (pa_legitimate_constant_p): Revert previous change.
684 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
686 Backport from mainline
687 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
690 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
692 (ipa_tm_create_version): Same.
694 2012-05-30 Jason Merrill <jason@redhat.com>
697 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
698 about array compound literals.
700 2012-05-30 Richard Guenther <rguenther@suse.de>
703 * fold-const.c (fold_binary_loc): Make sure to call
704 fold_plusminus_mult_expr with the original sign of operands.
706 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
708 * explow.c (probe_stack_range): Restore simple control flow and stop
709 again when the probe cannot be generated if HAVE_check_stack.
711 2012-05-30 Jakub Jelinek <jakub@redhat.com>
713 PR rtl-optimization/53519
714 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
715 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
717 2012-05-29 Richard Guenther <rguenther@suse.de>
719 PR tree-optimization/53516
720 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
722 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
724 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
726 Backport from mainline
727 2012-05-28 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/53438
730 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
732 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
734 Backport from mainline
735 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
737 PR rtl-optimization/52528
738 * combine.c (can_combine_p): Add setting of subst_low_luid
739 before call to expand_field_assignment().
741 2012-05-26 Martin Jambor <mjambor@suse.cz>
743 Backport from mainline
744 2012-05-23 Martin Jambor <mjambor@suse.cz>
746 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
748 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
751 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
752 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
754 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
757 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
758 (ix86_expand_vec_perm): Use int mode instead of float.
760 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
763 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
764 gnu_ld variables to yes.
765 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
766 (HAVE_GNU_AS): Likewise.
767 * config.in: Regenerate.
768 * configure: Likewise.
770 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
772 Backport from mainline
773 2012-03-12 Richard Guenther <rguenther@suse.de>
774 * config/arm/arm.c (neon_dereference_pointer): Do not call
775 covert during RTL expansion.
777 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
779 Backport from mainline
780 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
783 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
784 relied on signed overflow behavior.
786 2012-05-24 Richard Guenther <rguenther@suse.de>
789 * tree-profile.c (tree_profiling): Cleanup the CFG if
790 execute_fixup_cfg requests it.
792 2012-05-24 Jakub Jelinek <jakub@redhat.com>
794 PR tree-optimization/53465
795 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
796 vr0 into *vr, then vrp_meet that.
797 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
798 have any equivalences.
799 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
802 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
804 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
806 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
807 (iterative_hash_gimple_type): Adjust comment.
808 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
809 domain for an array type instead of the domain type itself.
811 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
813 Backport from 2012-05-23 mainline r187803
816 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
817 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
820 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
822 Backport from 2012-05-03 mainline r187075
824 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
825 has_fma4 for AMD processors with both fma3 and fma4 support.
827 2012-05-22 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/53408
830 * tree-vect-loop.c (vectorizable_induction): Properly check
831 the restriction that we cannot handle induction results from
832 the inner loop outside of the outer loop.
834 2012-05-21 Jakub Jelinek <jakub@redhat.com>
836 PR tree-optimization/53436
837 * omp-low.c (omp_build_component_ref): New function.
838 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
840 PR tree-optimization/53366
841 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
842 tests if complex_numbers == 2, but there are non-complex number loads
845 PR tree-optimization/53409
846 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
847 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
849 PR tree-optimization/53410
850 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
851 instead of build_int_cst (type, 0) where vector types might be
854 2012-05-21 Joseph Myers <joseph@codesourcery.com>
857 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
858 from folded operands before wrapping another around the
859 conditional expression.
861 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
862 Patrick Marlier <patrick.marlier@gmail.com>
864 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
867 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
869 Backport from mainline
870 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
873 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
874 (UNSPECV_RDRAND): This.
875 (rdrand<mode>_1): Updated.
877 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
879 Backport from mainline
880 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
882 * config/i386/driver-i386.c (host_detect_local_cpu): Support
883 RDRND, F16C and FSGSBASE.
885 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
887 Backport from mainline
888 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
890 * tree-ssa-pre.c (can_value_number_call): Delete.
891 (compute_avail): Skip all statements with side effects.
892 <GIMPLE_CALL>: Skip calls to internal functions.
894 2012-05-18 David S. Miller <davem@davemloft.net>
896 Backport r185385 from mainline
897 2012-03-14 Richard Guenther <rguenther@suse.de>
900 * tree-vect-generic.c (type_for_widest_vector_mode): Take
901 element type instead of mode, use build_vector_type_for_mode
902 instead of the langhook, build a vector of proper signedness.
903 (expand_vector_operations_1): Adjust.
905 2012-05-18 Olivier Hainque <hainque@adacore.com>
907 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
908 $(libsubdir) as libexecsubdir.
910 2012-05-16 Andrew Pinski <apinski@cavium.com>
912 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
915 2012-05-16 David S. Miller <davem@davemloft.net>
917 * jump.c (delete_related_insns): If we remove a CALL, make sure
918 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
920 2012-05-16 Richard Henderson <rth@redhat.com>
923 * combine-stack-adj.c (prev_active_insn_bb): New.
924 (next_active_insn_bb): New.
925 (force_move_args_size_note): New.
926 (combine_stack_adjustments_for_block): Use it.
928 2012-05-16 Olivier Hainque <hainque@adacore.com>
930 * Makefile.in (install-no-fixedincludes): New target, former toplevel
931 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
932 Add comments and improve stamp preservation across the whole sequence.
933 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
935 2012-05-16 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/53364
938 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
939 detect a view-conversion of the decl.
941 2012-05-15 Jakub Jelinek <jakub@redhat.com>
944 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
945 that operands[2] is either immediate, or q_regs_operand.
947 2012-05-15 Bin Cheng <bin.cheng@arm.com>
949 Backport r187139 from mainline.
950 2012-05-04 Bin Cheng <bin.cheng@arm.com>
952 PR rtl-optimization/52804
953 * reload1.c (reload_reg_reaches_end_p): Check whether successor
954 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
955 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
956 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
957 RELOAD_FOR_OUTADDR_ADDRESS.
959 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
962 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
963 generate target register for "load" class builtins.
966 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
969 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
970 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
971 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
972 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
973 (<sse>_movu<ssemodesuffix>): New expander.
974 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
975 (avx_movdqu<avxmodesuffix>): New expander.
976 (*sse2_movdqu): Rename from sse2_movdqu.
977 (sse2_movdqu): New expander.
979 2012-05-14 Jakub Jelinek <jakub@redhat.com>
981 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
982 lineno 1 the same as lineno 0 before first start file directive.
983 (optimize_macinfo_range): Likewise.
985 * dwarf2out.c (have_macinfo): Define.
986 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
987 attribute, don't force empty compilation unit and don't emit any
988 .debug_macinfo/.debug_macro section if macinfo_table is empty.
990 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
992 Backport from mainline
993 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
995 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
996 ORDERED and UNORDERED conditions.
998 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1000 * function.c (requires_stack_frame_p): If the function can throw
1001 non-call exceptions, return true if the insn can throw internally.
1003 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1005 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1006 DECL_ORIGINAL_TYPE if it is present.
1008 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1010 Backport from 2012-05-12 mainline r187342.
1013 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1014 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1015 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1016 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1017 (expand_prologue): Move initialization of cfun->machine->is_naked,
1018 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1019 (avr_set_current_function): ...this new static function.
1020 (TARGET_SET_CURRENT_FUNCTION): New define.
1021 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1022 checking attributes of current_function_decl.
1023 (avr_regs_to_save): Ditto.
1024 (signal_function_p): Rename to avr_signal_function_p.
1025 (interrupt_function_p): Rename to avr_interrupt_function_p.
1027 * doc/extend.texi (Function Attributes): Better explanation of
1028 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1031 2012-05-09 Matthias Klose <doko@ubuntu.com>
1033 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1035 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1038 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1039 when a constant source operand matches an "I" constraint, the "no
1040 CC0 change" applies to a register-destination only, not a
1041 strict_low_part-destination.
1043 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1045 Backport from mainline:
1046 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1048 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1050 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1052 PR tree-optimization/53239
1053 * tree-vrp.c (get_value_range): Set VR of
1054 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1057 2012-05-07 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/53195
1060 * tree-inline.c (setup_one_parameter): Properly add referenced
1061 vars from the parameters new known value.
1063 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1065 Backport from mainline:
1066 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1069 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1072 2012-05-04 Ian Lance Taylor <iant@google.com>
1074 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1075 values from false to NULL.
1077 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1079 Backport from mainline
1080 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1083 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1084 (TARGET_CMOV): Rename from TARGET_CMOVE.
1085 (TARGET_CMOVE): New define.
1086 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1087 Do not set TARGET_CMOVE here.
1089 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1091 Backport from mainline:
1093 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1095 PR tree-optimization/52633
1096 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1097 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1098 (vect_recog_over_widening_pattern): Remove handling of code that was
1099 already detected as over-widening pattern. Remove special handling
1100 of "unsigned" cases. Instead, support general case of conversion
1101 of the shift result to another type.
1103 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1105 * tree-vect-patterns.c (vect_single_imm_use): New function.
1106 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1107 (vect_recog_over_widening_pattern): Likewise.
1108 (vect_recog_widen_shift_pattern): Likewise.
1110 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1112 PR tree-optimization/52870
1113 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1114 presumed pattern statement is within the same loop or basic block.
1116 2012-05-04 Richard Guenther <rguenther@suse.de>
1118 * common.opt (flto-report): Do not mark as Optimization.
1120 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1123 * recog.c (constrain_operands): If extra constraints are present, also
1124 accept pseudo-registers with equivalent memory locations during reload.
1126 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1128 Backport from the mainline
1129 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1132 * config/rs6000/rs6000.md (bswapdi splitters): If
1133 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1134 default) is used, generate an alternate sequence that does not
1135 depend on using indexed addressing.
1137 2012-05-03 David S. Miller <davem@davemloft.net>
1140 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1141 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1142 (sparc_emit_float_lib_cmp): Likewise.
1144 2012-05-04 Martin Jambor <mjambor@suse.cz>
1146 Backport from mainline
1147 2012-05-02 Martin Jambor <mjambor@suse.cz>
1150 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1151 of a variable when the contect is a function.
1153 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1156 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1157 append program name to it and pass that as first argument
1158 to make_relative_prefix. Always pass standard_libexec_prefix
1159 as last argument to make_relative_prefix. If
1160 make_relative_prefix returns NULL, fall back to
1161 standard_libexec_prefix.
1164 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1168 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1169 mode, return that mode.
1171 2012-05-03 Richard Guenther <rguenther@suse.de>
1173 PR tree-optimization/53144
1174 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1176 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1177 with SSA name values.
1178 (vn_reference_lookup_3): Adjust callers.
1180 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1182 PR tree-optimization/53163
1183 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1184 return value from compute_all_dependences.
1186 PR rtl-optimization/53160
1187 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1188 has been modified by ree pass already.
1190 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1192 Backport from mainline
1193 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1196 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1197 calls to cgraph_node_name in xstrdup.
1198 (ipa_make_edge_direct_to_target): Ditto.
1199 * tree-sra.c (convert_callers_for_node): Ditto.
1200 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1201 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1202 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1203 (cgraph_materialize_all_clones): Ditto.
1204 * ipa-inline.c (report_inline_failed_reason): Ditto.
1205 (want_early_inline_function_p): Ditto.
1206 (edge_badness): Ditto.
1207 (update_edge_key): Ditto.
1208 (flatten_function): Ditto.
1209 (ipa_inline): Ditto.
1210 (inline_always_inline_functions): Ditto.
1211 (early_inline_small_functions): Ditto.
1213 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1215 Backport from mainline
1216 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1218 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1219 Introduce emul_name to select the right linker emulation for
1220 powerpc64-*-freebsd*.
1221 * configure: Regenerate.
1222 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1223 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1224 * config/rs6000/freebsd64.h: New file.
1225 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1227 (rs6000_savres_strategy): Likewise.
1228 (rs6000_savres_routine_name): Likewise.
1229 (rs6000_elf_file_end): Likewise.
1230 * config/rs6000/t-freebsd64: New file.
1231 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1232 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1234 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1236 Backport from mainline
1237 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1240 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1242 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1244 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1245 predicate to discriminate types.
1247 2012-04-27 Richard Guenther <rguenther@suse.de>
1250 * convert.c (convert_to_integer): Avoid infinite recursion for
1251 target-defined built-in types.
1253 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1256 * config/cris/cris.md ("*andhi_lowpart_v32")
1257 ("*andqi_lowpart_v32"): Change first input-only operand from
1258 a (match_operand ...) to (match_dup 0). Drop alternatives with
1259 const_int-matching constraints for redundancy.
1260 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1261 three-operand alternative.
1263 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1265 Backport from mainline
1266 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1269 (*addsi_2_zext): Ditto.
1270 (*add<mode>_3): Ditto.
1271 (*addsi_3_zext): Ditto.
1272 (*add<mode>_5): Ditto.
1274 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1277 * c-typeck.c (set_nonincremental_init,
1278 set_nonincremental_init_from_string): Pass true instead of false
1279 as IMPLICIT to add_pending_init.
1281 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1283 Backport from 2012-04-24 mainline r186768.
1286 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1288 2012-04-24 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/53085
1291 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1294 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1297 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1299 (output_addressed_constants): Likewise.
1302 * varasm.c (get_section): Don't ICE for section conflicts with
1303 built-in section kinds.
1305 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1307 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1309 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1311 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1313 2012-04-23 Richard Guenther <rguenther@suse.de>
1316 * c-typeck.c (build_binary_op): Fix typo.
1318 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1320 PR tree-optimizations/52891
1321 * tree-vect-patterns.c (adjust_bool_pattern): Use
1322 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1323 but with non-standard precision.
1325 2012-04-22 Ian Lance Taylor <iant@google.com>
1327 * godump.c (go_output_typedef): Dump size of structs.
1329 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1331 Backport from mainline:
1333 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1334 hints for 'A' operand types.
1336 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1338 Backport from 2012-04-19 mainline r186588.
1341 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1342 the case *(X+const).
1344 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1346 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1348 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/sync.md (atomic_<code><mode>): Rename to
1352 atomic_<logic><mode>.
1354 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1356 Backport from mainline
1357 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1360 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1361 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1362 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1363 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1364 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1365 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1366 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1367 gen_avx2_permvarv8sf.
1369 2012-04-16 Martin Jambor <mjambor@suse.cz>
1371 Backported from mainline
1373 2012-04-13 Martin Jambor <mjambor@suse.cz>
1376 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1377 fold_ctor_reference returns a zero constant.
1379 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1381 Backported from mainline
1382 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1384 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1385 and __ILP32__ for x32.
1387 2012-04-13 Tom de Vries <tom@codesourcery.com>
1389 Backport from mainline r186418.
1391 2012-04-13 Tom de Vries <tom@codesourcery.com>
1393 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1394 parameters vuse and vuse_escaped.
1395 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1396 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1399 2012-04-13 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/52969
1402 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1403 the condition for the COND_EXPR and handle predicate negation
1404 by swapping the COND_EXPR arms.
1406 2012-04-13 Richard Guenther <rguenther@suse.de>
1409 * convert.c (convert_to_pointer): Remove special-casing of
1412 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1414 Backport from mainline
1415 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1418 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1419 the list of options to enable the FCFID instruction.
1420 (TARGET_EXTRA_BUILTINS): Adjust comment.
1422 2012-04-12 Richard Guenther <rguenther@suse.de>
1424 PR tree-optimization/52943
1425 * tree-chrec.h (chrec_is_positive): Remove.
1426 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1427 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1428 Return false for a constant zero instead of negative.
1429 (analyze_siv_subscript_cst_affine): Handle zero difference
1430 in the initial condition explicitely.
1432 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1435 * varasm.c (process_pending_assemble_externals): Set
1436 pending_assemble_externals_processed true.
1437 (assemble_external): Call assemble_external_real if the pending
1438 assemble externals have been processed.
1440 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1443 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1444 the DECL generated for the special GOT helper.
1446 2012-04-06 Walter Lee <walt@tilera.com>
1448 Backport from mainline
1449 2012-03-07 Walter Lee <walt@tilera.com>
1451 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1452 REG_CFA_* notes for the stack pointer.
1453 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1454 EH_RETURN_STACKADJ_RTX.
1455 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1456 generate REG_CFA_* notes for the stack pointer.
1457 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1458 by EH_RETURN_STACKADJ_RTX.
1460 2012-04-06 Matt Turner <mattst88@gmail.com>
1462 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1464 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1466 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1467 of the destination isn't also a FP_REGS register.
1469 2012-04-03 Richard Guenther <rguenther@suse.de>
1471 Backport from mainline
1472 2012-03-02 Richard Guenther <rguenther@suse.de>
1474 PR tree-optimization/52406
1475 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1476 (struct indices): Add unconstrained_base member.
1477 (struct dr_alias): Remove unused vops member.
1478 (DR_UNCONSTRAINED_BASE): New define.
1479 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1480 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1481 be an artificial access that covers the whole indexed object,
1482 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1483 plain decl base-objects to their MEM_REF variant.
1484 (dr_may_alias_p): When the base-object of either data reference
1485 has unknown size use only points-to information.
1486 (compute_affine_dependence): Make dumps easier to read and
1488 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1489 DR_REF when looking for packed references.
1490 (vect_supportable_dr_alignment): Likewise.
1492 2012-04-03 Richard Guenther <rguenther@suse.de>
1494 Backport from mainline
1495 2012-03-15 Richard Guenther <rguenther@suse.de>
1498 * tree-data-ref.c (subscript_dependence_tester_1): Check
1499 all dimensions for non-conflicting access functions.
1501 2012-04-03 Richard Guenther <rguenther@suse.de>
1503 Backport from mainline
1504 2012-03-06 Richard Guenther <rguenther@suse.de>
1507 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1509 2012-03-23 Richard Guenther <rguenther@suse.de>
1511 PR tree-optimization/52678
1512 * tree-vectorizer.h (struct _stmt_vec_info): Add
1513 loop_phi_evolution_part member.
1514 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1515 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1516 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1517 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1518 Use the cached evolution part and the PHI nodes value from
1519 the loop preheader edge instead of re-analyzing the evolution.
1521 2012-03-26 Richard Guenther <rguenther@suse.de>
1523 PR tree-optimization/52701
1524 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1525 compute and set the evolution part of PHI nodes.
1527 2012-03-30 Richard Guenther <rguenther@suse.de>
1529 PR tree-optimization/52754
1530 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1531 propagate arbitrary addresses into really plain dereferences.
1533 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1535 PR tree-optimization/52835
1536 * tree-data-ref.c (build_rdg): Return NULL if
1537 compute_data_dependences_for_loop failed.
1539 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1541 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1542 (stmt_can_make_abnormal_goto): Use it.
1543 (is_ctrl_altering_stmt): Likewise.
1545 2012-03-31 Martin Jambor <mjambor@suse.cz>
1547 Backported from mainline
1548 2012-03-30 Martin Jambor <mjambor@suse.cz>
1550 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1551 is a builtin_stack_save in a dominating BB.
1553 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1556 crossing 128bit lane boundary.
1558 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1560 Backported from mainline
1561 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1564 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1566 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1567 * config/i386/i386.c: Include reload.h.
1568 (ix86_legitimize_reload_address): New function.
1570 2012-03-28 Martin Jambor <mjambor@suse.cz>
1572 Backported from mainline
1573 2012-03-27 Martin Jambor <mjambor@suse.cz>
1576 * tree-sra.c (sra_modify_assign): Do not call
1577 load_assign_lhs_subreplacements when working with an unscalarizable
1580 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1583 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1584 __builtin_va_start to __builtin_next_arg if the latter is
1585 builtin_decl_explicit_p rather than when it is not.
1588 * tree-vect-generic.c (vector_element): Perform multiplication
1589 for pos in bitsizetype type instead of idx type.
1591 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1593 Backport from 2012-03-28 mainline r185910.
1596 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1597 (avr_builtin_decl): New static function.
1598 (struct avr_builtin_description, avr_bdesc): Move up.
1599 Add GTY marker. Add field fndecl. Remove redundant field id.
1600 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1601 (avr_expand_builtin): Code cleanup because .id is removed.
1603 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1606 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1609 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1611 Backport from 2012-03-28 mainline r185907.
1614 * config.gcc (tm_file): Remove avr/multilib.h.
1616 * doc/invoke.texi (AVR Options): Adjust
1617 documentation of -mtiny-stack.
1619 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1620 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1621 * config/avr/t-avr: Remove generation of multilib.h.
1622 * config/avr/t-multilib: Regenerate.
1623 * config/avr/multilib.h: Remove.
1624 * config/avr/avr.opt (-msp8): New option.
1625 (avr_sp8): New variable.
1626 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1627 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1628 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1629 (avr_device_to_sp8): New prototype.
1630 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1631 (DRIVER_SELF_SPECS): New define.
1632 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1633 __AVR_SP8__, __AVR_HAVE_SPH__.
1634 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1635 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1636 (avr_file_start): Ditto.
1638 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1641 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1642 instead of 8 in adjust_address.
1644 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1646 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1647 of a unit before computing the offset in units.
1649 2012-03-27 Richard Guenther <rguenther@suse.de>
1652 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1655 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1658 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1660 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1663 * varasm.c: Include pointer-set.h.
1664 (pending_assemble_externals_set): New pointer set.
1665 (process_pending_assemble_externals): Destroy the pointer set.
1666 (assemble_external): See if decl is in pending_assemble_externals_set,
1667 and add it to pending_assemble_externals if necessary.
1668 (init_varasm_once): Allocate pending_assemble_externals_set.
1670 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1672 Backported from mainline
1673 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1676 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1677 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1678 (vector_ltgt<mode>): Likewise.
1679 (vector_ordered<mode>): Likewise.
1680 (vector_unordered<mode>): Likewise.
1681 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1683 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1685 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1688 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1690 Backported from mainline
1691 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1695 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1696 GENERAL_REGS and FP_REGS for SImode.
1698 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1701 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1702 on any new_local_var_chain vars declared during recursing on
1703 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1705 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1707 Backport from 2012-03-22 mainline r185692.
1710 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1711 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1712 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1713 (delay_cycles_1, delay_cycles_2): Ditto.
1714 (delay_cycles_3, delay_cycles_4): Ditto.
1715 (nopv, *nopv): Ditto.
1716 (sleep, *sleep): Ditto.
1719 Backport from 2012-03-21 mainline r185605.
1721 PR rtl-optimization/52543
1723 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1724 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1725 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1726 (avr_load_libgcc_p): Restrict to __flash loads.
1727 (avr_out_lpm): Only handle 1-byte loads from __flash.
1728 (avr_load_lpm): New function.
1729 (avr_find_unused_d_reg): Remove.
1730 (avr_out_lpm_no_lpmx): Remove.
1731 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1732 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1733 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1734 (load_<mode>, load_<mode>_clobber): New insns.
1735 (mov<mode>): For multi-byte move from non-generic
1736 16-bit address spaces: Expand to load_<mode> resp.
1737 load_<mode>_clobber.
1738 (load<mode>_libgcc): Remove expander.
1739 (split-lpmx): Remove split.
1741 Backport from 2012-03-13 mainline r185329.
1744 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1745 offset (size) to a value the insns can deal with.
1746 (expand_epilogue): Ditto.
1748 Backport from 2012-03-12 mainline r185256.
1751 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1752 type from reg_class_t to enum reg_class.
1753 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1755 Backport from 2012-03-12 mainline r185253.
1758 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1759 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1760 r184615 from 2012-02-28.
1762 Backport from 2012-03-08 mainline r185105.
1764 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1765 for constants in [-63,63].
1767 Backport from 2012-03-08 mainline r185100.
1770 * config/avr/avr.c (avr_mem_clobber): New static function.
1771 (avr_expand_delay_cycles): Add memory clobber operand to
1772 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1773 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1774 (enable_interrupt, disable_interrupt): New expander.
1775 (nopv, sleep, wdr): New expanders.
1776 (delay_cycles_1): Add memory clobber.
1777 (delay_cycles_2): Add memory clobber.
1778 (delay_cycles_3): Add memory clobber.
1779 (delay_cycles_4): Add memory clobber.
1780 (cli_sei): New insn from former "enable_interrupt",
1781 "disable_interrupt" with memory clobber.
1782 (*wdt): New insn from former "wdt" with memory clobber.
1783 (*nopv): Similar, but for "nopv".
1784 (*sleep): Similar, but for "sleep".
1786 Backport from 2012-03-07 mainline r185043.
1789 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1791 Backport from 2012-03-07 mainline r185032.
1794 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1795 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1796 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1798 Backport from 2012-03-07 mainline r185031.
1801 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1803 * config/avr/avr.md (xload_8): Adjust insn length.
1805 Backport from 2012-03-07 mainline r185030.
1808 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1809 if RAMPZ affects reading from RAM.
1811 Backport from 2012-03-05 mainline r184919.
1813 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1815 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1817 Backport from mainline r185259.
1820 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1821 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1823 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1825 Backported from mainline
1826 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1829 * c-parser.c (c_parser_postfix_expression)
1830 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1832 * config/i386/smmintrin.h: Avoid /* within a comment.
1833 * config/i386/nmmintrin.h: Likewise.
1835 2012-03-22 Richard Guenther <rguenther@suse.de>
1837 * BASE-VER: Set to 4.7.1.
1838 * DEV-PHASE: Set to prerelease.
1840 2012-03-22 Release Manager
1842 * GCC 4.7.0 released.
1844 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1846 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1848 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1849 Andrew Pinski <apinski@cavium.com>
1852 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1853 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1854 calls instead of __builtin_ir{int,ound}*.
1856 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1859 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1862 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1864 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1865 Refer to GCC 4.7 version of c99status.html.
1867 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1869 Backport from mainline
1870 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1872 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1873 redefine to be NULL if the current bit-size is different from the
1874 configured bit-size.
1876 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1877 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1878 set the default tuning. Add asserts to make sure the cpu and tune
1879 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1880 test whether the index is set, instead of > 0.
1881 (rs6000_file_start): Do not reset the default cpu if the current
1882 bit-size is different from the configured bit-size.
1884 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1886 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1888 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1889 Update binutils references.
1890 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1891 Update binutils reference.
1892 Update Sun as/GNU ld caveat.
1893 Document binutils largefile requirement for LTO plugin.
1894 Remove reference to alternate libpthread.
1896 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1898 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1900 (Specific, mips-sgi-irix6): Likewise.
1902 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1904 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1905 * configure: Regenerate.
1907 2012-03-07 Richard Henderson <rth@redhat.com>
1909 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1910 * config/m68k/sync.md (atomic_test_and_set): Use it.
1911 (atomic_test_and_set_1): Likewise.
1913 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1916 * Makefile.in: Let install-gcc-ar depend on installdirs,
1917 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1918 Don't double canonicalize if cross-compiling.
1920 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1922 * trans-mem.c: New typedef for tm_region_p.
1923 Define vector types for tm_region_p.
1924 (tm_region_init): Replace region_worklist to a vector called
1927 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1930 * trans-mem.c (tm_region_init): Use last_basic_block.
1932 2012-03-05 Richard Henderson <rth@redhat.com>
1935 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1936 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1937 BIGGEST_ALIGNMENT is aligned.
1939 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1941 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1943 2012-03-05 Richard Henderson <rth@redhat.com>
1946 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1947 instead of calling negqi2 directly.
1949 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1951 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1952 (INTMAX_TYPE): Use it.
1953 (UINTMAX_TYPE): Likewise.
1954 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1955 (irix6_c_common_override_options): Declare.
1956 (C_COMMON_OVERRIDE_OPTIONS): Define.
1957 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1958 * config/mips/irix6-c.c: New file.
1959 * config/mips/t-irix6 (irix6-c.o): New target.
1960 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1963 2012-03-02 Richard Henderson <rth@redhat.com>
1965 * optabs.c (expand_atomic_test_and_set): Honor
1966 atomic_test_and_set_trueval even when atomic_test_and_set
1967 optab is not in use.
1969 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1971 Backport from mainline
1972 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1974 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1976 2012-03-02 Richard Guenther <rguenther@suse.de>
1978 * DEV-PHASE: Set to prerelease.
1980 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1982 * config.gcc (obsolete): Add all ARM targets using the FPA.
1983 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1984 * doc/install.texi: Avoid references to obsolete ARM ports.
1986 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1988 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1990 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1991 Joern Rennecke <joern.rennecke@embecosm.com>
1993 * doc/extend.texi: Expand and update information on interrupt
1994 attribute for Epiphany.
1996 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1998 * config/sh/sh-protos.h: Update copyright notice dates.
1999 * config/sh/sh.h: Likewise.
2000 * config/sh/sh.md: Likewise.
2001 * config/sh/constraints.md: Likewise.
2002 * config/sh/predicates.md: Likewise.
2004 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2006 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2007 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2009 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2011 * config/sh/constraints.md: Fix comment typo.
2013 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2016 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2017 unsigned HOST_WIDE_INT.
2018 (zvdep_imm64): Likewise.
2019 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2020 (vdepi_and): Likewise.
2021 Likewise for unamed 64-bit patterns.
2022 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2024 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2027 PR rtl-optimization/52417
2028 * cselib.c (cselib_any_perm_equivs): New variable.
2029 (cselib_reset_table): Check that it's not set when not
2030 preserving constants.
2031 (cselib_add_permanent_equiv): Set it.
2032 (cselib_have_permanent_equivalences): New.
2033 (cselib_init, cselib_finish): Reset it.
2034 * cselib.h (cselib_have_permanent_equivalences): Declare.
2035 * alias.c (get_addr): Restore earlier behavior when there
2036 aren't permanent equivalences.
2038 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2040 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2041 * config/v850/v850-modes.def: Fix copyright notice.
2043 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2045 * doc/extend.texi (AVR Built-in Functions): Document
2046 __builtin_avr_flash_segment.
2048 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2049 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2050 (*split.flash_segment): New insn-and-split.
2051 * config/avr/avr.c (avr_init_builtins): Add local variables:
2052 const_memx_void_node, const_memx_ptr_type_node,
2053 char_ftype_const_memx_ptr.
2055 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2057 PR tree-optimization/52445
2058 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2059 add ssa_name_ver, offset and size fields and change store field
2061 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2062 (add_or_mark_expr): Likewise. Only consider previous stores
2063 with the same size and offset.
2064 (nt_init_block): Only look at gimple_assign_single_p stmts,
2065 doesn't look at rhs2.
2067 2012-03-01 Richard Guenther <rguenther@suse.de>
2070 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2071 conversions from integral types to pointer types.
2073 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2075 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2076 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2077 unintentionally removed in r184616.
2079 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2081 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2084 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2085 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2089 alternatives, add "e" constraint to the new last alternative
2090 and ! to last 3 alternatives.
2092 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2094 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2095 DW_AT_artificial attributes at the end of the processing.
2096 (gen_array_type_die): Likewise.
2097 (gen_enumeration_type_die): Likewise.
2098 (gen_struct_or_union_type_die): Likewise.
2099 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2102 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2105 * expr.c (expand_assignment): If doing misaligned store that doesn't
2106 cover all mode bits, perform a RMW cycle.
2108 PR tree-optimization/52429
2109 * tree-parloops.c (separate_decls_in_region_debug): Return early
2110 if var is LABEL_DECL.
2112 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2114 PR tree-optimization/52424
2115 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2116 calling dom_thread_across_edge.
2118 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2120 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2122 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2124 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2125 * config/avr/avr.c (avr_output_bld): Remove unused function.
2126 (avr_out_sbxx_branch): Use "%T" to print bit position.
2128 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2130 * config/avr/avr.md: Untabify.
2132 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2134 * config/avr/avr.md (eqne): New code iterator.
2135 (*dec-and-branchsi): Use it in text peephole's condition.
2136 (*dec-and-branchhi): Ditto.
2137 (*dec-and-branchqi): Ditto.
2139 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2142 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2143 the device does not have the skip-bug.
2145 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2147 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2148 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2149 -mpretend-cmove): New.
2151 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2154 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2155 doesn't count DEBUG_INSN refs.
2156 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2157 for DEBUG_INSN refs.
2159 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2163 2012-02-20 Richard Guenther <rguenther@suse.de>
2164 PR tree-optimization/52298
2165 * tree-vect-stmts.c (vectorizable_load): Properly use
2166 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2169 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2172 * gimple.h (gimple_in_transaction): New.
2173 (gimple_set_in_transaction): New.
2174 (struct gimple_statement_base): Add in_transaction field.
2175 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2177 (tree_ssa_lim_initialize): Compute transaction bits.
2178 * tree.h (compute_transaction_bits): Protoize.
2179 * trans-mem.c (tm_region_init): Use the heap to store BB
2181 (compute_transaction_bits): New.
2183 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2185 * gcc.c (display_help): Document --help=common and sort entries
2188 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2190 * doc/install.texi: Document check-$LANG specific shortcuts
2192 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2195 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2197 * config/arm/arm_neon.h: Regenerate.
2198 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2199 (neon_vcgeu): New insn.
2200 (neon_vcgtu): Likewise.
2201 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2202 (ops): Unsigned comparison intrinsics call a different
2205 2012-02-28 Richard Guenther <rguenther@suse.de>
2208 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2209 ordering for the VEC_CONCAT for two element vectors for
2210 V2SFmode, V2SImode and V2DImode.
2212 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2215 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2216 detecting big-endian triplets.
2218 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2220 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2221 mode if there is no type information available.
2223 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2225 PR tree-optimization/53207
2226 * doc/invoke.texi: Document as experimental and relying on graphite.
2228 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2230 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2231 of initializer to changes from r184614.
2233 2012-02-28 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/52395
2236 * tree-sra.c (build_ref_for_offset): Also look at the base
2237 TYPE_ALIGN when figuring out the alignment of the replacement.
2239 2012-02-28 Richard Guenther <rguenther@suse.de>
2241 PR tree-optimization/52402
2242 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2243 mis-aligned types when creating the accesses at the call site.
2245 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2247 * config/avr/builtins.def: New file.
2248 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2249 * config/avr/avr.c (enum avr_builtin_id): Use it.
2250 (avr_init_builtins): Use it. And use avr_bdesc.
2251 (bdesc_1arg): Remove.
2252 (bdesc_2arg): Remove.
2253 (bdesc_3arg): Remove.
2254 (struct avr_builtin_description): Add field n_args.
2255 (avr_bdesc): New static variable using builtins.def.
2256 (avr_expand_builtin): Use it.
2257 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2258 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2259 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2261 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2264 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2265 match only one single hard register with respective hard reg rtx.
2266 (movmemx_<mode>): Ditto.
2267 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2268 insn anatomy of movmem[x]_<mode>.
2269 (avr_out_movmem): Same for printing assembler and operand usage.
2271 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2275 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2276 address spaces located outside of device flash.
2278 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2279 (mcu_type_s): Add field n_flash.
2280 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2281 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2282 (AVR_MCU): Add N_FLASH argument.
2283 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2284 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2285 macro __FLASH<n> if that address space makes sense for the device.
2286 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2287 outside of target flash.
2288 (avr_asm_named_section): Ditto.
2289 (avr_asm_select_section): Ditto.
2290 (avr_addr_space_convert): Ditto.
2291 (avr_emit_movmemhi): Ditto.
2292 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2293 address space is outside of device flash.
2294 (avr_insert_attributes): Ditto.
2295 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2296 avr_current_arch->n_segments.
2298 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2303 (*movabs<mode>_2): Likewise.
2305 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2308 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2309 s_register_operand in the test instead of REG_P. Don't call
2310 gen_reg_rtx if it won't be used.
2312 PR tree-optimization/52376
2313 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2315 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2317 * ifcvt.c (noce_get_condition): Check condition variable is not
2318 small_register_classes_for_mode_p before accepting.
2320 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2322 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2324 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2327 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2328 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2330 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2332 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2334 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2336 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2338 * config/sh/predicates.md: Remove blank lines.
2339 * config/sh/sh.c: Fix typos in comments.
2340 * config/sh/constraints.md: Likewise.
2341 * config/sh/sh.md: Remove blank lines.
2342 Fix typos in comments. Use ;; as comment characters.
2344 2012-02-26 Walter Lee <walt@tilera.com>
2346 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2347 (replace_mov_pcrel_step2): Ditto.
2349 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2352 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2353 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2354 and locs that reference values newer than the non-canonical value
2355 at hand. Return the canonical value as a worst case.
2356 (memrefs_conflict_p): Walk canonical value's locs.
2359 * cselib.c (preserve_only_constants): Rename to...
2360 (preserve_constants_and_equivs): ... this. Split out...
2361 (invariant_or_equiv_p): ... this. Preserve plus expressions
2362 of other preserved expressions too.
2363 (cselib_reset_table): Adjust.
2364 * var-tracking.c (reverse_op): Use canonical value to build
2367 2012-02-23 Kai Tietz <ktietz@redhat.com>
2369 * config/i386/i386.c (ix86_delegitimize_address): Handle
2370 UNSPEC_PCREL plus displacement.
2372 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2375 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2376 to test for unusedness in st X addressing.
2378 2012-02-24 Richard Guenther <rguenther@suse.de>
2381 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2382 (is_gimple_reg_type): Move inline ...
2383 * gimple.h (is_gimple_reg_type): ... here.
2385 2012-02-24 Richard Guenther <rguenther@suse.de>
2388 * passes.c (execute_function_todo): When verifying SSA form
2389 verify gimple form first.
2390 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2392 2012-02-24 Richard Guenther <rguenther@suse.de>
2395 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2396 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2398 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2400 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2402 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2404 * tree-phinodes.c (make_phi_node): Mark static.
2405 * tree-flow.h (make_phi_node): Remove extern decl.
2406 * doc/gimple.texi (make_phi_node): Remove documentation.
2408 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2410 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2411 * tree-ssa-sccvn.c (print_scc): Ditto.
2413 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2415 * doc/passes.texi (Full redundancy elimination): Fix typo.
2417 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2419 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2421 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2424 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2426 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2429 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2431 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2433 * config/avr/avr.md (code_stdname): Add ior, xor.
2434 (xior): New code iterator.
2435 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2436 (*<code_stdname><mode>qi.byte1-3): Ditto.
2438 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2440 PR tree-optimization/52019
2441 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2444 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2446 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2447 HAVE_INITFINI_ARRAY to work around namespace pollution in
2448 certain versions of newlib system headers.
2449 * config.in: Regenerate.
2450 * configure: Regenerate.
2451 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2452 instead of HAVE_INITFINI_ARRAY.
2454 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2457 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2458 is not offsettable memory reference.
2460 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2463 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2464 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2466 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2468 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2469 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2471 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2473 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2474 library on Solaris 8 even without TLS support.
2475 * configure: Regenerate.
2477 2012-02-22 Richard Guenther <rguenther@suse.de>
2480 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2481 for GIMPLE_DEBUG stmts.
2483 2012-02-22 Martin Jambor <mjambor@suse.cz>
2486 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2487 according to the base object.
2489 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2491 PR rtl-optimization/50063
2492 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2493 and 2 (8-bit SP) in operand 2.
2494 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2495 setup to use movhi_sp_r instead of vanilla move to write SP.
2496 Adjust REG_CFA notes to superseed unspec.
2497 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2499 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2500 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2501 irq_state 1 (IRQ known to be on) here.
2503 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2505 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2507 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2508 assign_hard_reg): Likewise.
2510 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2512 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2514 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2517 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2518 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2520 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2522 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2523 prototype from here to...
2524 * config/avr/avr.h: ...here.
2526 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2529 * thumb2.md (thumb2_shiftsi3_short): Split register and
2530 immediate shifts. For register shifts tie operands 0 and 1.
2531 (peephole2 for above): Check that register-controlled shifts
2532 have suitably tied operands.
2534 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2537 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2538 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2539 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2540 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2541 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2542 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2543 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2544 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2545 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2546 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2547 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2548 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2549 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2550 bdver1_ssevector_avx256_unaligned_load,
2551 bdver1_ssevector_sse128_unaligned_load,
2552 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2553 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2554 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2555 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2556 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2557 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2558 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2559 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2560 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2561 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2562 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2563 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2564 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2565 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2566 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2567 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2568 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2569 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2570 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2571 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2572 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2573 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2574 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2575 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2576 bdver1_ssediv_double_load, bdver1_ssediv_double,
2577 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2578 Add "bdver2" attribute.
2580 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2582 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2583 default if possible and not specified otherwise.
2585 2012-02-21 Richard Guenther <rguenther@suse.de>
2588 * gimplify.c (create_tmp_from_val): Use the main variant type
2589 for the type of the temporary we create.
2591 2012-02-21 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/52324
2594 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2595 do not gimplify a MEM_REF address operand if it is already
2598 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2600 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2601 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2603 2012-02-21 Richard Guenther <rguenther@suse.de>
2605 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2606 nested_in_vect_loop.
2608 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2610 PR tree-optimization/52318
2611 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2612 vdef also to non-pure/const call stmts in the sequence.
2614 2012-02-20 David S. Miller <davem@davemloft.net>
2616 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2617 don't use the "rd %pc" instruction on v9 for PIC register loads.
2619 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2622 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2623 in a transaction safe function.
2625 2012-02-20 Kai Tietz <ktietz@redhat.com>
2628 * stor-layout.c (place_field): Handle desired_align for
2631 2012-02-20 Richard Guenther <rguenther@suse.de>
2633 PR tree-optimization/52298
2634 * tree-vect-stmts.c (vectorizable_store): Properly use
2635 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2637 (vectorizable_load): Likewise.
2638 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2639 Access DR_STEP after ensuring it is not NULL.
2641 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2643 PR tree-optimization/52286
2644 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2645 optimization use double_int_to_tree instead of build_int_cst_wide,
2646 rewrite to use double_int vars.
2648 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2651 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2653 Remove -e 0 from $gcc_cv_ld invocation.
2654 Only use __GLIBC_PREREQ if defined.
2655 Enable on Solaris since Solaris 8 patch.
2656 (gcc_SUN_LD_VERSION): New macro.
2657 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2658 gcc_SUN_LD_VERSION for version number format.
2659 * configure: Regenerate.
2660 * varasm.c (get_elf_initfini_array_priority_section): Set
2661 SECTION_NOTYPE for non-default priority.
2662 Use get_section instead of get_unnamed_section to emit
2663 .init_array/.fini_array with default priority.
2665 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2667 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2668 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2669 (mips_start_unique_function, mips_output_mips16_rdhwr)
2670 (mips_code_end): New functions.
2671 (TARGET_ASM_CODE_END): Define.
2673 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2675 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2676 to stubs with non-sibling calls.
2678 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2680 * doc/invoke.texi (-fira-* options): Copy-edit.
2681 (ira-* parameters): Copy-edit.
2683 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2685 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2686 GCC coding conventions.
2688 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2690 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2691 when used as adjectives.
2693 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2695 * doc/invoke.texi: Clean up "that"/"which" confusion.
2697 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2699 * system.h: Poison SMALL_REGISTER_CLASSES
2700 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2701 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2703 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2705 PR tree-optimization/52285
2706 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2707 when deciding if a call is a tail call or tail recursion.
2709 2012-02-16 Kai Tietz <ktietz@redhat.com>
2711 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2712 interger-constant displacement for UNSPEC_PCREL.
2714 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2716 PR rtl-optimization/52208
2717 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2718 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2720 PR tree-optimization/52255
2721 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2722 loop->header has virtual PHI, but exit_e->dest doesn't, add
2723 virtual PHI to exit_e->dest and adjust all uses after the loop.
2726 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2727 children with clone_tree_hash, not after it.
2729 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2731 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2732 extended identifiers.
2734 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2737 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2738 a same_body_alias, also test whether e->callee isn't a former
2739 or current clone of the decl this is a same body alias of.
2741 PR translation/52264
2742 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2744 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2746 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2748 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2751 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2752 force_reg instead of copy_to_reg for better optimization. Force
2753 non-register or memory operands into a register.
2755 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2757 * extend.texi: Reserve upper bits of memory model for future use.
2759 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2760 Anatoly Sokolov <aesok@post.ru>
2761 Eric Weddington <eric.weddington@atmel.com>
2764 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2765 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2766 Rewrite initializers for .macro.
2767 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2768 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2769 atxmega32d4, atxmega32x1.
2770 avrxmega4: atxmega64a3, atxmega64d3.
2771 avrxmega5: atxmega64a1, atxmega64a1u.
2772 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2773 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2774 avrxmega7: atxmega128a1, atxmega128a1u.
2775 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2776 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2777 (struct base_arch_s): Rename reserved to xmega_p.
2778 Rename reserved2 to have_rampd.
2779 (AVR_XMEGA): New define.
2780 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2781 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2782 * config/avr/predicates.md (io_address_operand): Take into
2784 (low_io_address_operand): Ditto.
2785 (high_io_address_operand): Ditto.
2786 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2787 (enabled, movhi_sp_r): Use them.
2788 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2789 cpp_define_formatted to built-in define __AVR_ARCH__.
2790 (__AVR_XMEGA__): New built-in define.
2791 (__AVR_HAVE_RAMPD__): New built-in define.
2792 (__AVR_HAVE_RAMPX__): New built-in define.
2793 (__AVR_HAVE_RAMPY__): New built-in define.
2794 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2796 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2797 (avr_option_override): Initialize them.
2798 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2799 (avr_init_expanders): Initialize them. No more block several calls.
2800 (emit_push_sfr): New static function.
2801 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2803 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2804 (avr_print_operand): Print addreeses as symbols for
2805 RAMPX, RAMPY, RAMPD, CCP.
2806 (output_movhi): Handle AVR_XMEGA when writing to SP.
2807 (avr_out_movhi_mr_r_xmega): New static function.
2808 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2809 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2810 __RAMPD__, __CCP__ as needed.
2812 * config/avr/multilib.h: Regenerate.
2813 * config/avr/t-multilib: Regenerate.
2814 * config/avr/avr-tables.opt: Regenerate.
2816 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2818 PR tree-optimization/50561
2819 * graphite-flattening.c (lst_project_loop): Do not
2820 remove old scattering dimensions after flattening.
2821 (lst_do_flatten): Likewise.
2823 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2825 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2826 __builtin_avr_map8, __builtin_avr_map16.
2827 Document __builtin_avr_insert_bits.
2829 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2830 (insert_bits): New insn.
2831 (adjust_len.map_bits): Rename to insert_bits.
2832 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2833 * avr-protos.h (avr_out_map_bits): Remove.
2834 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2835 * config/avr/constraints.md (Cxf,C0f): New.
2836 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2837 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2838 New built-in define __BUILTIN_AVR_INSERT_BITS.
2839 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2840 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2841 (avr_move_bits): Rewrite.
2842 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2844 (avr_map_op_t): New typedef.
2845 (avr_map_op): New static variable.
2846 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2847 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2848 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2849 (bdesc_3arg, avr_expand_triop_builtin): New.
2850 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2851 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2852 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2853 (avr_map_equal_p, avr_map_sig_p): Remove.
2854 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2855 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2856 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2857 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2858 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2859 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2861 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2863 * config/c6x/c6x.md (reserve_cycles): New attribute.
2864 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2865 don't reserve functional units after the branch occurs.
2867 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2870 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2871 functions into non-tm_pure functions.
2873 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2876 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2877 (iterative_hash_canonical_type): Likewise.
2878 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2881 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2883 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2884 sched-group insn, it either remains alone or the entire list is pruned.
2886 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2888 * doc/install.texi (Prerequisites): Fix grammar.
2889 (Configuration): Likewise.
2891 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2893 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2894 MPC as part of GCC before describing configuring with --with-gmp etc.
2895 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2896 sources are present.
2898 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2901 * dwarf2out.c (clone_tree_hash): New function.
2902 (copy_decls_walk): Use it instead of clone_tree.
2904 2012-02-14 Richard Guenther <rguenther@suse.de>
2906 PR tree-optimization/52244
2907 PR tree-optimization/51528
2908 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2909 replacements for integral types.
2911 2012-02-14 Walter Lee <walt@tilera.com>
2913 * config.gcc: Handle tilegx and tilepro.
2914 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2916 Add HAVE_AS_TLS check for tilegx and tilepro.
2917 * configure: Regenerate.
2918 * doc/contrib.texi: Add Mat Hostetter and self.
2919 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2920 Document instruction intrinsics and network accessing intrinsics.
2921 (TILEPro Built-in Functions): New node. Document instruction
2922 intrinsics and network accessing intrinsics.
2923 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2924 (Specific, tilepro-*-linux*): Likewise.
2925 * doc/invoke.texi (TILE-Gx Options): New section.
2926 (TILEPro Options): New section.
2927 * doc/md.texi (TILE-Gx): New section.
2928 (TILEPro): New section.
2929 * common/config/tilegx/tilegx-common.c: New file.
2930 * common/config/tilepro/tilepro-common.c: New file.
2931 * config/tilegx/constraints.md: New file.
2932 * config/tilegx/linux.h: New file.
2933 * config/tilegx/mul-tables.c: New file.
2934 * config/tilegx/predicates.md: New file.
2935 * config/tilegx/sync.md: New file.
2936 * config/tilegx/t-tilegx: New file.
2937 * config/tilegx/tilegx-builtins.h: New file.
2938 * config/tilegx/tilegx-c.c: New file.
2939 * config/tilegx/tilegx-generic.md: New file.
2940 * config/tilegx/tilegx-modes.def: New file.
2941 * config/tilegx/tilegx-multiply.h: New file.
2942 * config/tilegx/tilegx-protos.h: New file.
2943 * config/tilegx/tilegx.c: New file.
2944 * config/tilegx/tilegx.h: New file.
2945 * config/tilegx/tilegx.md: New file.
2946 * config/tilegx/tilegx.opt: New file.
2947 * config/tilepro/constraints.md: New file.
2948 * config/tilepro/gen-mul-tables.cc: New file.
2949 * config/tilepro/linux.h: New file.
2950 * config/tilepro/mul-tables.c: New file.
2951 * config/tilepro/predicates.md: New file.
2952 * config/tilepro/t-tilepro: New file.
2953 * config/tilepro/tilepro-builtins.h: New file.
2954 * config/tilepro/tilepro-c.c: New file.
2955 * config/tilepro/tilepro-generic.md: New file.
2956 * config/tilepro/tilepro-modes.def: New file.
2957 * config/tilepro/tilepro-multiply.h: New file.
2958 * config/tilepro/tilepro-protos.h: New file.
2959 * config/tilepro/tilepro.c: New file.
2960 * config/tilepro/tilepro.h: New file.
2961 * config/tilepro/tilepro.md: New file.
2962 * config/tilepro/tilepro.opt: New file.
2964 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2966 PR tree-optimization/52210
2967 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2968 vect_model_simple_cost with two entry vect_def_type array instead
2969 of an address of dt.
2971 2012-02-14 Richard Guenther <rguenther@suse.de>
2974 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2975 Do not stream DECL_QUALIFIER.
2976 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2977 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2978 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2980 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2983 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2986 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2989 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2990 * cselib.c (cselib_subst_to_values_from_insn): New function.
2991 * sched-deps.c (add_insn_mem_dependence,
2992 sched_analyze_1, sched_analyze_2): Use it.
2994 2012-02-13 Jan Hubicka <jh@suse.cz>
2997 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2999 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3001 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3002 (GTM_SELF_SPECS): Define if not already defined.
3003 (driver_self_specs): Add GTM_SELF_SPECS.
3004 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3005 (GTM_SELF_SPECS): Define.
3006 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3007 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3009 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3011 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3014 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3017 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3018 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3020 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3023 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3025 2012-02-13 Richard Guenther <rguenther@suse.de>
3027 PR translation/52211
3028 * passes.c (enable_disable_pass): Fix typo.
3030 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3033 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3034 XOR for reduce_bit_field if type is unsigned.
3036 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3038 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3039 disallow changes from SFmode to mode with different size in FP regs.
3041 2012-02-12 Robert Millan <rmh@gnu.org>
3042 Gerald Pfeifer <gerald@pfeifer.com>
3044 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3047 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3049 PR rtl-optimization/52175
3050 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3051 to frame-related instructions.
3053 2012-02-10 Jason Merrill <jason@redhat.com>
3056 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3057 (demangle_new_symbols): Fill it.
3058 (scan_linker_output): Walk it.
3059 (start_tweaking): Split out from scan_linker_output.
3060 (maybe_tweak): Update sym->chosen.
3061 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3063 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3066 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3068 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3070 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3071 having the same mode as previous compare.
3073 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3075 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3076 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3077 (nonlocal_goto_internal): Likewise.
3078 (nonlocal_goto): Emit a use and an indirect jump directly.
3080 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3083 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3084 __atomic_{is,always}_lock_free.
3086 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3089 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3090 negative constant address for x32.
3092 2012-02-10 Richard Henderson <rth@redhat.com>
3094 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3095 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3096 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3098 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3099 Ira Rosen <irar@il.ibm.com>
3101 PR tree-optimization/50031
3102 * targhooks.c (default_builtin_vectorization_cost): Handle
3104 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3105 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3106 all types of reduction and pattern statements.
3107 (vect_estimate_min_profitable_iters): Likewise.
3108 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3109 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3110 for explicit realigns.
3111 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3112 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3114 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3115 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3116 vec_perm for VSX and handle vec_promote_demote.
3118 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3121 * builtins.c (fold_builtin_atomic_always_lock_free,
3122 expand_builtin_atomic_always_lock_free,
3123 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3124 Return and/or test boolean_true_node/boolean_false_node instead of
3125 integer_one_node/integer_zero_node.
3127 2012-02-10 Jan Hubicka <jh@suse.cz>
3130 * predict.c (predict_paths_for_bb): Prevent looping.
3131 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3133 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3135 * config/arm/arm.c (output_move_double): In one case properly
3136 count number of instructions that will be emitted.
3138 2012-02-10 Richard Guenther <rguenther@suse.de>
3140 PR translation/52193
3141 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3143 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3146 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3148 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3151 * var-tracking.c (emit_note_insn_var_location): If
3152 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3153 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3154 non-NOTE_DURING_CALL_P insn.
3156 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3159 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3161 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3164 * gcc.c (switch_matches) Support switches with separated form,
3167 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3169 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3171 (RAMPZ_ADDR): Ditto.
3172 * config/avr/avr.c (avr_addr_t): New typedef.
3173 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3174 (avr_init_expanders): Initialize it.
3175 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3177 (expand_epilogue): Ditto.
3178 (avr_print_operand): Ditto.
3179 (avr_file_start): Ditto.
3180 (avr_emit_movmemhi): Ditto.
3182 2012-02-08 Richard Guenther <rguenther@suse.de>
3184 PR tree-optimization/46886
3185 * tree-flow.h (do_while_loop_p): Declare.
3186 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3187 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3189 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3191 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3192 always succeed for integers larger than a native word.
3194 2012-02-08 Richard Guenther <rguenther@suse.de>
3196 PR rtl-optimization/52170
3197 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3198 properly handle integer vector modes.
3200 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3202 PR gcov-profile/52150
3203 * coverage.c: Include target.h.
3204 (build_var): Call targetm.strip_name_encoding on the assembler name.
3205 Change one _ into . or $ if the target allows it.
3206 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3208 PR rtl-optimization/52139
3209 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3210 is a BARRIER after emit_insn_after_noloc, move BB_END
3211 to the last non-BARRIER insn before it.
3213 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3216 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3217 (mips_gimplify_va_arg_expr): Call it instead of
3218 std_gimplify_va_arg_expr.
3220 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3222 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3223 message for -mno-pointers-to-nested-function.
3225 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3228 * expr.c (get_inner_reference): If there is an offset, add a negative
3229 bit position to it (if any).
3231 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3233 PR rtl-optimization/52060
3234 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3235 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3236 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3237 and/or i0src_copy2 when needed.
3239 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3241 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3242 or LTOPLUGINSONAME if have_c.
3244 * config/freebsd-spec.h: Add comment about what macros can be defined
3246 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3247 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3250 2012-02-07 Richard Guenther <rguenther@suse.de>
3252 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3253 newline in -alias dumps.
3255 2012-02-07 Kai Tietz <ktietz@redhat.com>
3256 Dave Korn <dave.korn.cygwin@gmail.com>
3259 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3260 Take care that typinfo gets dllexport-attribute.
3262 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3265 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3266 if modifier < EXPAND_SUM call force_operand on the result.
3268 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3270 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3271 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3273 (epiphany_function_type): Replace types for specific interrupts with
3274 EPIPHANY_FUNCTION_INTERRUPT.
3275 (EPIPHANY_INTERRUPT_P): Update.
3276 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3277 New static function.
3278 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3279 <disinterrupt>: Affects type identity.
3280 (epiphany_handle_interrupt_attribute): Handle variable number of
3282 (epiphany_compute_function_type): Update for new
3283 epiphany_function_type definition.
3284 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3285 handlers with a longcall forwarder.
3286 (epiphany_start_function): Handle multiple interrupt arguments and/or
3287 forwarder_section attribute.
3289 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3292 2012-02-07 Alan Modra <amodra@gmail.com>
3295 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3298 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3300 PR tree-optimization/50969
3301 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3302 use vec_perm rather than vector_stmt.
3303 (vect_model_load_cost): Likewise.
3304 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3305 vec_perm to be the same as other vector statements.
3306 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3307 cost of vec_perm for TARGET_VSX.
3309 2012-02-06 Richard Guenther <rguenther@suse.de>
3311 PR tree-optimization/52115
3312 * tree-sra.c (access_has_replacements_p): New function.
3313 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3315 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3318 * trans-mem.c (expand_call_tm): Add an assertion.
3319 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3322 2012-02-06 Richard Guenther <rguenther@suse.de>
3324 PR tree-optimization/50955
3325 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3326 raise cost of expressions that replace an address with an
3327 expression based on a different pointer.
3329 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3332 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3333 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3335 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3338 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3339 -Weffc++ and specify guidelines come from second edition.
3341 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3343 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3344 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3345 (call_direct_split, call_value_split, call_value_internal_direct)
3346 (call_value_direct_split, call_value_multiple_split): Use jal and
3347 jal_macro attributes.
3349 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3351 * reload1.c (reload_regs_reach_end_p): Replace with...
3352 (reload_reg_rtx_reaches_end_p): ...this function.
3353 (new_spill_reg_store): Update commentary.
3354 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3355 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3356 before setting new_spill_reg_store.
3357 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3358 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3359 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3360 for non-spill reload registers.
3362 2012-02-05 Ira Rosen <irar@il.ibm.com>
3364 PR tree-optimization/52091
3365 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3366 (vect_is_simple_use_1): Likewise.
3367 * tree-vect-loop.c (vectorizable_reduction): Update calls
3368 to vect_is_simple_use_1 and vect_is_simple_use.
3369 (vectorizable_live_operation): Likewise.
3370 * tree-vect-patterns.c (widened_name_p,
3371 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3372 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3373 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3374 vectorizable_shift,vectorizable_operation, vectorizable_store,
3375 vectorizable_load): Likewise.
3376 (vect_is_simple_cond): Add an argument, pass it to
3377 vect_is_simple_use_1.
3378 (vectorizable_condition): Update calls to vect_is_simple_cond,
3380 (vect_is_simple_use): Add an argument, the statement in which
3381 OPERAND is used. Check that if OPERAND's def stmt is a double
3382 reduction phi node, the use is a phi node too.
3383 (vect_is_simple_use_1): Add an argument, pass it to
3385 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3386 to vect_is_simple_use.
3388 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3390 PR rtl-optimization/52095
3391 * modulo-sched.c (dump_insn_locator): New function.
3392 (loop_canon_p, sms_schedule): Use it.
3394 PR rtl-optimization/52113
3395 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3396 even for decomposable shift/zext insns.
3398 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3399 Zdenek Dvorak <ook@ucw.cz>
3401 PR rtl-optimization/52092
3402 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3403 on get_iv_value result.
3405 2012-02-02 Andrew Pinski <apinski@cavium.com>
3409 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3411 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3414 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3416 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3418 PR rtl-optimization/49800
3419 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3420 (sched_finish): Call regstat_free_n_sets_and_refs.
3422 2012-02-02 Jia Liu <proljc@gmail.com>
3424 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3427 2012-02-02 Jan Hubicka <jh@suse.cz>
3428 Tom de Vries <tom@codesourcery.com>
3431 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3432 * varpool.c (varpool_analyze_pending_decls): Likewise.
3434 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3435 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3437 * config.gcc: Add cr16-* support.
3439 * doc/extend.texi: Document cr16 extensions.
3440 * doc/install.texi: Document cr16 install.
3441 * doc/invoke.texi: Document cr16 options.
3442 * doc/md.texi: Document cr16 constraints.
3444 * common/config/cr16/cr16-common.c: New file.
3445 * config/cr16/cr16.c: New file.
3446 * config/cr16/cr16.h: New file.
3447 * config/cr16/cr16.md: New file.
3448 * config/cr16/cr16.opt: New file.
3449 * config/cr16/cr16-protos.h: New file.
3450 * config/cr16/predicates.md: New file.
3451 * config/cr16/constraints.md: New file.
3452 * config/cr16/t-cr16: New file.
3454 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3457 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3458 that operands[2] is either immediate, or q_regs_operand.
3460 PR tree-optimization/52073
3461 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3462 a pattern stmt for pattern uses, ignore uses outside of the loop.
3464 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3466 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3467 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3468 (OUT_AS1, OUT_AS2): Remove.
3470 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3472 PR rtl-optimization/51374
3473 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3474 to cross other volatile_refs_p insns.
3476 2012-02-01 Richard Guenther <rguenther@suse.de>
3478 * doc/invoke.texi (fno-inline): Clarify documentation.
3479 (finline-small-functions): Likewise.
3480 (finline-functions): Likewise.
3481 * common.opt (finline): Adjust comment and documentation.
3482 (finline-small-functions): Clarify documentation.
3483 (finline-functions): Likewise.
3484 (finline-functions-called-once): Likewise.
3486 2012-02-01 Tristan Gingold <gingold@adacore.com>
3488 * c-typeck.c (composite_type): Keep mode for pointers.
3490 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3492 * function.h (regno_reg_rtx): Adjust comment.
3493 * reginfo.c (init_reg_modes_target): Only use the previous mode
3494 if it fits within one register. Remove MIPS comment.
3496 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3499 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3501 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3503 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3504 to srak instruction.
3506 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3508 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3510 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3515 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3517 2012-01-31 Richard Guenther <rguenther@suse.de>
3519 PR tree-optimization/51528
3520 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3523 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3528 * ree.c (add_removable_extension): Change def_map argument
3529 to unsigned *, store in def_map 1 + offset into *insn_list vector
3530 instead of pointers into the vector.
3531 (find_removable_extensions): Adjust caller.
3533 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3535 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3536 Transform all "* quoted-c-code" to { c-code }.
3537 Remove redundant test for "optimize" in combine patterns.
3538 Move (include "avr-dimode.md") to end of file.
3540 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3543 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3544 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3546 2012-01-30 Richard Guenther <rguenther@suse.de>
3548 PR tree-optimization/52028
3549 * tree-loop-distribution.c (ldist_gen): Properly update
3552 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3555 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3556 set_cur_line_info_table if not emitting debug info.
3558 PR tree-optimization/52046
3559 * tree-vect-patterns.c (check_bool_pattern): Give up if
3560 a comparison could throw.
3563 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3565 2012-01-30 Richard Guenther <rguenther@suse.de>
3567 PR tree-optimization/52045
3568 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3569 SSA form if cfgcleanup did anything.
3571 2012-01-30 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/52045
3574 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3575 before computing final todo.
3577 2012-01-30 Richard Guenther <rguenther@suse.de>
3579 PR tree-optimization/51528
3580 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3583 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3585 * df-problems.c (df_kill_notes): Check that the use refers
3586 to the note under examination.
3588 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3591 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3592 parameter and use short-lived pseudos.
3593 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3594 (sparc_expand_vector_init): Const-ify local variables and adjust
3595 calls to above functions.
3597 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3599 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3601 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3603 * doc/invoke.texi: Make usage of "compile time" and
3604 "run time"/"runtime" consistent throughout the file.
3606 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3608 * config/alpha/alpha.c (alpha_option_override): Default to
3609 full IEEE compliance mode for Go language.
3611 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3613 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3614 (LINK_SSP_SPEC): Define.
3616 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3619 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3622 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3624 * doc/invoke.texi: Correct hyphenation of "floating point",
3625 "double precision", and related terminology throughout the file.
3627 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3630 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3631 arm_general_register_operand predicate for operand 2 instead of
3634 2012-01-27 Ian Lance Taylor <iant@google.com>
3637 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3638 * builtins.c (expand_builtin_init_trampoline): Add onstack
3639 parameter. Change caller.
3640 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3641 * tree.c (build_common_builtin_nodes): Declare
3642 __builtin_init_heap_trampoline.
3644 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3646 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3647 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3648 * config/avr/avr.c: Ditto.
3649 (avr_regnames): Remove because unused.
3650 * config/avr/avr.md (*cpse.ne): New peephole.
3651 (*cpse.eq): New peephole from former cpse peepholes.
3653 2012-01-27 Michael Eager <eager@eagercon.com>
3655 * config/microblaze.c (microblaze_emit_compare): Correct
3656 test after pcmp instruction.
3658 2012-01-27 Richard Guenther <rguenther@suse.de>
3660 PR tree-optimization/52020
3661 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3663 2012-01-27 Richard Guenther <rguenther@suse.de>
3665 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3666 function non-const/pure.
3668 2012-01-27 Richard Guenther <rguenther@suse.de>
3670 PR tree-optimization/50444
3671 * tree-sra.c (build_ref_for_offset): Properly adjust the
3672 MEM_REF type for unaligned accesses.
3674 2012-01-27 Richard Guenther <rguenther@suse.de>
3676 PR tree-optimization/50444
3677 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3678 (expand_assignment): Use it. Properly handle misaligned
3679 bases when expanding stores to component references.
3680 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3683 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3686 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3687 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3688 * tree-data-ref.c (find_data_references_in_loop): Make static.
3689 (compute_all_dependences): Change return type to bool. Bail out
3690 for too many datarefs in a loop. Move the hunk resetting the data
3691 dependences vector from ...
3692 (compute_data_dependences_for_loop): ... here. Account for
3693 compute_all_dependences returning false.
3694 (compute_data_dependences_for_bb): Likewise.
3695 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3696 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3698 2012-01-27 Richard Guenther <rguenther@suse.de>
3701 * expr.c (store_field): Use the alias-set of the scratch memory
3704 2012-01-27 Tom de Vries <tom@codesourcery.com>
3706 PR tree-optimization/51990
3707 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3709 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3711 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3714 * var-tracking.c (reverse_op): Don't add any reverse operation
3715 if V already has any constant locations.
3717 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3719 * doc/invoke.texi: Correct usage of "command line" (noun)
3720 vs "command-line" (adjective) throughout.
3722 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3724 * doc/invoke.texi (Language Independent Options): Move
3725 -Wcoverage-mismatch blurb from here....
3726 (Warning Options): ...to here.
3728 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3730 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3731 Set rs6000_always_hint to false for 476.
3733 2012-01-27 Matthias Klose <doko@ubuntu.com>
3735 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3737 * incpath.c (add_standard_paths): Likewise.
3739 2012-01-27 Richard Henderson <rth@redhat.com>
3741 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3742 * config/m68k/sync.md (atomic_test_and_set): Rename from
3743 sync_test_and_setqi and adjust the operands.
3744 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3745 and unconditionally enable.
3747 2012-01-27 Richard Henderson <rth@redhat.com>
3749 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3750 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3751 (ldstub): Rename from ldstubqi.
3752 (ldstub<I24MODE>): Remove.
3754 2012-01-27 Richard Henderson <rth@redhat.com>
3756 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3757 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3758 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3759 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3760 * doc/tm.texi: Rebuild.
3762 2012-01-27 Richard Henderson <rth@redhat.com>
3764 * optabs.c (gen_atomic_test_and_set): Remove default.
3765 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3767 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3769 PR rtl-optimization/51978
3770 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3771 (combine_reaching_defs): Likewise.
3772 (struct re_info): Remove.
3773 (add_removable_extension): Remove x and data arguments,
3774 add insn, insn_list and def_map. Use the arguments directly
3775 instead of using struct re_info.
3776 (find_removable_extensions): Don't call add_removable_extension
3777 through note_stores, instead just call it with single_set
3779 (find_and_remove_re): Pass curr_cand->expr instead of
3780 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3782 2012-01-26 Michael Matz <matz@suse.de>
3784 PR tree-optimization/46590
3785 * cfgexpand.c: Revert last change (r183305).
3786 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3788 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3789 checking for emptiness.
3791 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3794 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3795 non-addressable non-BLKmode base correctly.
3797 2012-01-26 Michael Matz <matz@suse.de>
3799 PR tree-optimization/48794
3800 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3801 regions referenced from RESX/EH_DISPATCH.
3803 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3805 * config/s390/s390.h: Make BRANCH_COST an option.
3806 * config/s390/s390.opt: New option -mbranch-cost.
3808 2012-01-26 Richard Henderson <rth@redhat.com>
3810 Revert 2012-01-24 change:
3811 * trans-mem.c (requires_barrier): Do not instrument thread local
3812 variables and emit save/restore for them.
3814 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3817 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3820 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3822 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3825 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3828 Rename __pgm to __flash.
3829 Rename __pgm1 to __flash1.
3830 Rename __pgm2 to __flash2.
3831 Rename __pgm3 to __flash3.
3832 Rename __pgm4 to __flash4.
3833 Rename __pgm5 to __flash5.
3834 Rename __pgmx to __memx.
3835 * doc/extend.texi (AVR Named Address Spaces)
3836 Rename address space names as indicated above.
3837 * config/avr/avr.c (avr_addrspace): Ditto.
3839 * config/avr/avr-protos.h
3840 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3841 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3842 * config/avr/predicates.md: Ditto.
3843 * config/avr/avr.c Ditto, and
3844 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3845 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3847 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3848 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3849 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3850 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3851 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3852 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3853 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3854 * config/avr/avr.c: Ditto.
3855 * config/avr/avr.md: Ditto.
3857 2012-01-25 Jason Merrill <jason@redhat.com>
3860 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3862 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3864 PR tree-optimization/51987
3865 * tree-data-ref.c (get_references_in_stmt): Handle references in
3866 non-volatile GIMPLE_ASM.
3868 2012-01-25 Richard Guenther <rguenther@suse.de>
3870 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3871 bases are dereferenced.
3873 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3875 PR rtl-optimization/48374
3876 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3878 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3880 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3881 compute_data_dependences_for_loop returns false.
3882 * tree-parloops.c (loop_parallel_p): Likewise.
3884 2012-01-25 Richard Guenther <rguenther@suse.de>
3886 * tree.h (get_pointer_alignment_1): Declare.
3887 * builtins.c (get_pointer_alignment_1): New function.
3888 (get_pointer_alignment): Use it.
3890 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3892 PR rtl-optimization/48308
3893 * combine.c (enum undo_kind): Add UNDO_LINKS.
3894 (struct undo): Add member l to other_contents and where.
3895 (do_SUBST_LINK): New.
3897 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3898 (undo_all): Handle UNDO_LINKS.
3900 2012-01-25 Richard Henderson <rth@redhat.com>
3902 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3905 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3907 * optabs.c (gen_atomic_test_and_set): Use each argument.
3909 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3911 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3912 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3913 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3914 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3915 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3916 TARGET_PAIRED_SINGLE_FLOAT.
3918 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3920 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3921 (in_struct, return_val): Remove MEM documentation.
3922 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3923 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3924 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3926 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3927 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3928 * expr.c (store_field): Likewise.
3929 * function.c (assign_stack_temp_for_type): Likewise.
3930 * ifcvt.c (noce_try_cmove_arith): Likewise.
3931 * reload1.c (reload): Likewise.
3932 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3933 (alpha_set_memflags): Likewise.
3934 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3936 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3938 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3940 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3941 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3942 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3944 * cselib.c (cselib_rtx_varies_p): Delete.
3945 (cselib_invalidate_mem): Update call to canon_true_dependence.
3946 * dse.c (record_store, check_mem_read_rtx): Likewise.
3947 (scan_reads_nospill): Likewise.
3948 * cse.c (check_dependence): Likewise.
3949 (cse_rtx_varies_p): Delete.
3950 * expr.c (safe_from_p): Update call to true_dependence.
3951 * ira.c (validate_equiv_mem_from_store): Likewise.
3952 (memref_referenced_p): Likewise.
3953 * postreload-gcse.c (find_mem_conflicts): Likewise.
3954 * sched-deps.c (sched_analyze_2): Likewise.
3955 * store-motion.c (load_kills_store): Likewise.
3956 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3957 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3958 (compute_transp): Update call to canon_true_dependence.
3960 2012-01-25 Richard Henderson <rth@redhat.com>
3962 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3963 (maybe_emit_atomic_test_and_set): New.
3964 (expand_sync_lock_test_and_set): Use it.
3965 (expand_atomic_test_and_set): Likewise.
3966 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3967 the implementation; clarify implementation defined details.
3968 * doc/md.texi (atomic_test_and_set): Document.
3970 2012-01-25 Richard Henderson <rth@redhat.com>
3972 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3974 2012-01-25 Richard Henderson <rth@redhat.com>
3977 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3978 to effect no-op split.
3980 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3983 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3984 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3985 (BT_FN_VOID_PTR_INT_SIZE): New.
3986 (BT_FN_UINT_UINT_VAR): Remove.
3987 (BT_FN_UINT32_UINT32_VAR): New.
3988 (BT_FN_DOUBLE_VPTR): Remove.
3989 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3991 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3992 (_ITM_changeTransactionMode): Same.
3993 (_ITM_memmoveRtWt): Change return type to void.
3994 (_ITM_memcpyRtWt): Same.
3995 (_ITM_memsetW): Same.
3996 (_ITM_RaRD): Change types to double.
4001 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4003 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4004 Patrick Marlier <patrick.marlier@gmail.com>
4006 * trans-mem.c (requires_barrier): Do not instrument thread local
4007 variables and emit save/restore for them.
4009 2012-01-24 Jason Merrill <jason@redhat.com>
4012 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4013 output static aliases.
4015 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4018 * common.opt (-pie, -shared, pie, shared): Change from Common to
4020 * gcc.c (display_help): Display help for -pie and -shared.
4022 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4025 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4026 Remove note on size/offset limitation.
4027 (AVR Variable Attributes): Add example how to read data located
4028 with progmem. Refer to named address spaces.
4029 * doc/invoke.texi (AVR Options): Fix typo.
4031 2012-01-24 Richard Guenther <rguenther@suse.de>
4033 Forward-port to trunk
4034 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4037 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4038 op0 isn't sufficiently aligned and there is movmisalignM
4039 insn for mode, use it to load op0 into a temporary register.
4041 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4044 * target.def (const_not_ok_for_debug_p): New hook.
4045 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4047 * doc/tm.texi: Regenerated.
4048 * dwarf2out.c (const_ok_for_output_1): If
4049 targetm.const_not_ok_for_debug_p returns true, fail.
4050 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4052 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4054 2012-01-23 Kai Tietz <ktietz@redhat.com>
4057 * config/i386/predicates.md (symbolic_operand): Allow
4058 UNSPEC_PCREL as PIC expression for lea.
4059 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4060 * config/i386/i386.c (ix86_delegitimize_address): Handle
4061 UNSPEC_PCREL for none-MEM, too.
4063 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4065 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4066 (ipa_tm_create_version_alias): Same.
4068 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4071 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4072 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4074 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4075 Patrick Marlier <patrick.marlier@gmail.com>
4076 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4079 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4080 simple_object_start_read.
4082 2012-01-23 Richard Guenther <rguenther@suse.de>
4085 PR tree-optimization/51895
4086 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4087 parameter decomposition into BLKmode components.
4089 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4091 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4092 fake variables for restrict-qualified pointers whose pointed-to type
4093 contains a placeholder.
4095 2012-01-23 Richard Guenther <rguenther@suse.de>
4097 PR tree-optimization/51949
4098 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4100 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4102 PR rtl-optimization/51933
4103 * ree.c (transform_ifelse): Return true right away if dstreg is
4104 already wider or equal to cand->mode.
4105 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4106 (make_defs_and_copies_lists): Remove defs_list and copies_list
4107 arguments, add state argument, just truncate state->work_list
4108 instead of always allocating and freeing the vector. Assert that
4109 get_defs succeeds instead of returning 2. Changed return type to bool.
4110 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4111 have ext_src_mode, see if it has been modified already with the
4112 right kind of extension and has been extended before from the
4113 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4114 just return true. Remember the original mode in state->modified array.
4115 (combine_reaching_defs): Add state argument. Don't allocate and
4116 free here def_list, copied_list and vec vectors, instead just
4117 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4118 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4119 Add state variable, clear vectors in it, initialize state.modified
4120 if needed. Free all the vectors at the end and state.modified too.
4121 Don't skip a candidate if the extension expression has been modified.
4123 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4126 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4127 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4128 (extra_options) interix.opt -> i386/interix.opt"
4129 (extra_objs):Add winnt-stubs.o
4130 * configure.ac: Add interix to target_os .comm on PE check.
4131 * configure: Regenerate.
4132 * config/interix3.h: Delete and move bits to..
4133 * config/interix.h: Delete and move bits to..
4134 * config/i386/i386-interix3.h: Delete and move bits to..
4135 * config/i386/i386-interix.h: ..here.
4136 (TARGET_CPU_DEFAULT): Remove redefinition.
4137 (TARGET_ASM_CONSTRUCTOR): Undefine.
4138 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4139 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4140 (PTRDIFF_TYPE): Define.
4141 (LONG_DOUBLE_TYPE_SIZE): Define.
4142 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4143 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4144 (TARGET_SECTION_TYPE_FLAGS): Define.
4145 (ASM_DECLARE_FUNCTION_NAME): Define.
4146 (ASM_OUTPUT_EXTERNAL): Define.
4147 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4148 (ASM_OUTPUT_ALIGNED_BSS): Define.
4149 (PCC_BITFIELD_TYPE_MATTERS): Define.
4150 (USE_CONST_SECTION): Define.
4151 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4152 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4153 (SUPPORTS_ONE_ONLY): Remove.
4154 (I386_PE_STRIP_ENCODING): Define.
4155 * config/interix.opt: Delete and move bits to..
4156 * config/i386/interix.opt: ..here. New.
4157 (mpe-aligned-commons): Add.
4158 * config/i386/t-interix: Add copyright header.
4159 (winnt-stubs.o): Add rule.
4161 2012-01-22 Jason Merrill <jason@redhat.com>
4164 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4165 for extra name aliases.
4167 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4169 PR rtl-optimization/51924
4170 * ree.c (combine_set_extension): Improve debugging message.
4171 (combine_reaching_defs): Likewise.
4172 (get_defs): Rename confusingly named variable.
4173 (find_and_remove_re): Skip a candidate if the extension expression has
4176 2012-01-21 Robert Millan <rmh@gnu.org>
4177 Gerald Pfeifer <gerald@pfeifer.com>
4179 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4180 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4182 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4184 PR tree-optimization/51914
4185 * tree-vect-stmts.c (vectorizable_conversion): For
4186 cvt_type && modifier == WIDEN, put temporary with cvt_type
4187 at the beginning of vec_dsts and set vec_dest to temporary
4190 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4192 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4194 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4196 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4197 * config/rs6000/rs6000.c: Likewise.
4199 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4202 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4203 output_move_double on a copy of operands array.
4205 2012-01-20 Cary Coutant <ccoutant@google.com>
4206 Dodji Seketeli <dodji@redhat.com>
4209 * dwarf2out.c (copy_declaration_context): Return ref to parent
4210 of declaration DIE, if necessary.
4211 (remove_child_or_replace_with_skeleton): Add new parameter; update
4212 caller. Place skeleton DIE under parent DIE of original declaration.
4213 Move call to copy_declaration_context to here ...
4214 (break_out_comdat_types): ... from here.
4216 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4218 PR rtl-optimization/51856
4219 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4222 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4225 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4226 hints for neon loads and stores.
4228 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4232 * doc/extend.texi (Named Address Spaces): Split into subsections.
4233 (AVR Named Address Spaces): New subsection.
4234 (M32C Named Address Spaces): New subsection.
4235 (RL78 Named Address Spaces): New subsection.
4236 (SPU Named Address Spaces): New subsection.
4237 (Variable Attributes): New anchor "AVR Variable Attributes".
4238 (AVR Variable Attributes): Rewrite and avoid wording
4239 "address space" in this context.
4240 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4241 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4242 (AVR Built-in Macros): New subsubsection therein.
4243 * doc/md.texi (AVR constraints): Remove "C04", "R".
4245 2012-01-20 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/51903
4248 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4249 when removing stmts.
4251 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4254 * config/arm/arm.c (arm_load_pic_register): Use
4255 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4256 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4257 (arm_pic_static_addr): Likewise.
4258 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4259 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4260 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4261 (pic_load_addr_unified): New.
4263 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4266 * function.c (instantiate_virtual_regs_in_insn): Use
4267 delete_insn_and_edges when removing a wrong asm insn.
4269 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4271 PR rtl-optimization/40761
4272 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4273 Add new member loop_num.
4274 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4275 (ira_build): Remove the parameter.
4277 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4278 (ira.c): Do not build CFG loops for one region allocation. Remove
4279 argument from ira_build call.
4281 * ira-build.c (init_loop_tree_node): New function.
4282 (create_loop_tree_nodes): Use it. Separate the case when CFG
4283 loops are not built.
4284 (more_one_region_p): Check current_loops.
4285 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4287 (add_loop_to_tree): Process loop equal to NULL too.
4288 (form_loop_tree): Separate the case when CFG loops are not built.
4289 Use explicitly number for the root.
4290 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4292 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4293 instead of loop->num.
4294 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4295 (mark_all_loops_for_removal): Ditto.
4296 (remove_unnecessary_regions): Separate the case when CFG loops
4298 (ira_build): Remove the parameter. Use explicit number of regions
4299 when CFG loops are not built.
4301 * ira-color.c (print_loop_title): Separate the case for the root node.
4302 Use loop_num instead of loop->num.
4303 (move_spill_restore): Use loop_num instead of loop->num.
4305 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4306 (change_loop): Ditto.
4307 (change_loop): Use loop_num instead of loop->num.
4309 * ira-lives.c (process_bb_node_lives): Ditto.
4311 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4313 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4315 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4318 * tree-mudflap.c (mf_artificial): New function.
4319 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4320 mx_register_decls, mudflap_enqueue_decl): Use it.
4323 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4324 numbers in the insn pattern.
4326 2012-01-19 Michael Matz <matz@suse.de>
4328 PR tree-optimization/46590
4329 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4330 use it in remembering which conflicts we already created.
4331 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4334 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4337 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4338 (merge_and_complain): Same.
4340 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4343 * config/initfini-array.h: Guard content of the header
4344 with #ifdef HAVE_INITFINI_ARRAY.
4345 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4346 Add initfini-array.h to tm_file here.
4347 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4348 * config.gcc: Don't add initfini-array.h to tm_file here.
4349 * configure: Regenerated.
4351 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4353 PR rtl-optimization/51505
4354 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4355 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4356 (df_note_bb_compute): Update the call to df_kill_notes.
4358 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4360 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4362 2012-01-18 Richard Guenther <rguenther@suse.de>
4364 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4365 of conversions to void *.
4367 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4368 Richard Sandiford <rdsandiford@googlemail.com>
4372 * optabs.h (simplify_expand_binop): Declare.
4373 * optabs.c (simplify_expand_binop): Make global.
4374 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4375 endian targets if the source cannot be exactly covered by word
4378 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4381 * hard-reg-set.h (struct hard_reg_set_container): New type.
4382 * target.h (struct hard_reg_set_container): Forward declare.
4383 * target.def (set_up_by_prologue): New target hook.
4384 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4385 * doc/tm.texi: Regenerated.
4386 * function.c (thread_prologue_and_epilogue_insns): Change
4387 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4388 Call targetm.set_up_by_prologue on it.
4389 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4390 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4392 2012-01-17 Nick Clifton <nickc@redhat.com>
4394 * config/rx/rx.c (rx_can_use_simple_return): New function.
4395 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4396 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4398 2012-01-17 Richard Guenther <rguenther@suse.de>
4401 * expr.c (expand_assignment): Take address-space information
4402 from the address operand of MEM_REF and TARGET_MEM_REF.
4403 (expand_expr_real_1): Likewise.
4405 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4407 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4408 reload dump is requested.
4410 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4413 * trans-mem.c (requires_barrier): Call may_be_aliased.
4415 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4417 PR tree-optimization/51877
4418 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4419 call arguments and fndecls compare equal, instead return false if they
4420 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4421 both SSA_NAMEs that are valueized the same, or they satisfy
4424 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4426 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4428 * configure: Regenerate.
4430 2012-01-16 Jan Hubicka <jh@suse.cz>
4434 * convert.c (convert_to_integer): Use fold_convert for
4435 converting an INTEGER_CST to integer type.
4437 2012-01-16 Jason Merrill <jason@redhat.com>
4440 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4442 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4445 * config/s390/s390.c (s390_chunkify_start): Don't skip
4446 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4447 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4448 If insn is followed by NOTE_INSN_VAR_LOCATION or
4449 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4450 Don't use location of note insns.
4452 PR tree-optimization/51865
4453 * tree-inline.c (tree_function_versioning): Call remap_decl
4454 on DECL_RESULT whenever it has VOID_TYPE_P type.
4456 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4458 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4459 for calls to locally-binding MIPS16 functions if only the return
4460 type uses float regs.
4462 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4463 Richard Sandiford <rdsandiford@googlemail.com>
4465 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4466 (SYMBOL_32_HIGH): Likewise.
4467 (mips_output_tls_reloc_directive): Declare.
4468 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4469 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4470 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4471 (mips_lo_relocs, mips_hi_relocs): Make extern.
4472 (mips16_stub_function): Move up file.
4473 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4474 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4475 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4476 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4477 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4478 (mips_get_tp): Add MIPS16 support.
4479 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4480 Generalize DTPREL and TPREL handling.
4481 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4482 Add MIPS16 TLS support.
4483 (mips_output_tls_reloc_directive): New function.
4484 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4485 * config/mips/predicates.md (symbolic_operand_with_high)
4486 (tls_reloc_operand): New predicates.
4487 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4488 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4489 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4490 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4491 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4492 (*tls_get_tp_mips16_call_<mode>): Likewise.
4494 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4496 PR rtl-optimization/51821
4497 * recog.c (peep2_find_free_register): Determine clobbered registers
4500 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4503 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4504 * config/avr/avr.c: Likewise.
4505 * config/avr/avr.h: Likewise.
4507 2012-01-13 Ian Lance Taylor <iant@google.com>
4510 * tree.h (TYPE_QUALS): Add cast to int.
4511 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4513 2012-01-13 Ian Lance Taylor <iant@google.com>
4515 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4516 comparing param_index to VEC_length result.
4518 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4520 * c-decl.c: Do not include tree-mudflap.h
4521 * tree-optimize.c: Likewise.
4522 * Makefile.in: Update dependencies.
4524 2012-01-13 Richard Guenther <rguenther@suse.de>
4527 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4528 variable-sized result always use RSO.
4530 2012-01-12 DJ Delorie <dj@redhat.com>
4532 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4533 pointer type, not just the default pointer type.
4535 2012-01-09 Richard Henderson <rth@redhat.com>
4536 Denis Chertykov <chertykov@gmail.com>
4539 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4540 * config/avr/avr.c (avr_can_eliminate): Simplify.
4541 (avr_initial_elimination_offset): Likewise.
4542 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4543 (expand_epilogue): Likewise.
4544 (avr_legitimize_address): Gut.
4545 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4546 (avr_hard_regno_nregs): New.
4547 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4548 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4549 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4550 add soft frame pointer.
4551 (CALL_USED_REGISTERS): Likewise.
4552 (REG_CLASS_CONTENTS): Likewise.
4553 (REGISTER_NAMES): Likewise.
4554 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4555 (HARD_FRAME_POINTER_REGNUM): New.
4556 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4557 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4558 remove the HARD_FRAME_POINTER self-elimination.
4560 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4563 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4564 DECL_EXTERNAL when checking for initializers of progmem variables.
4566 2012-01-12 Ira Rosen <irar@il.ibm.com>
4568 PR tree-optimization/51799
4569 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4570 that the last operation is a type demotion.
4572 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4574 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4575 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4577 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4580 * combine.c (distribute_notes): If i3 is a noreturn call,
4581 allow old_size to be equal to args_size and make sure the
4582 noreturn call gets REG_ARGS_SIZE note.
4583 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4584 on noreturn calls even when the delta is 0.
4586 2012-01-11 Nathan Sidwell <nathan@acm.org>
4588 * gcov.c (STRING_SIZE): Remove.
4589 (generate_results): Erase annotations for source files with no
4590 coverage information.
4592 (output_lines): Use it.
4594 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4596 * gimple.h (gimplify_body): Remove first argument.
4597 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4598 pointer set here, instead just pass DATA to walk_tree.
4599 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4600 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4601 (unvisit_body): Likewise, but with unmark_visited.
4602 (gimplify_body): Remove BODY_P argument and adjust.
4603 (gimplify_function_tree): Adjust call to gimplify_body.
4604 * omp-low.c (finalize_task_copyfn): Likewise.
4606 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4608 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4609 (build_function_type_skip_args): Delete.
4610 * tree.c (build_function_type_skip_args): Make static and add
4611 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4612 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4613 pass it to build_function_type_skip_args.
4614 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4615 (tree_function_versioning): Likewise.
4616 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4617 build_function_decl_skip_args.
4618 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4619 and pass it to build_function_decl_skip_args/tree_function_versioning.
4620 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4621 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4622 * trans-mem.c (ipa_tm_create_version): Likewise.
4623 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4624 * tree-inline.c (declare_return_variable): Remove always-true test.
4625 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4626 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4627 * ipa-split.c (split_function): Skip the return value for the split
4628 part if it doesn't return.
4630 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4632 PR tree-optimization/49642
4633 * ipa-split.c (forbidden_dominators): New variable.
4634 (check_forbidden_calls): New function.
4635 (dominated_by_forbidden): Likewise.
4636 (consider_split): Check for forbidden dominators.
4637 (execute_split_functions): Initialize and free forbidden
4638 dominators info; call check_forbidden_calls.
4640 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4642 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4644 2012-01-11 Nick Clifton <nickc@redhat.com>
4646 * config/rx/rx.md (return): Define pattern.
4648 2012-01-11 Richard Guenther <rguenther@suse.de>
4650 * doc/extend.texi (malloc attribute): Adjust according to
4653 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4654 Patrick Marlier <patrick.marlier@gmail.com>
4657 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4658 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4659 (ipa_tm_note_irrevocable): Same.
4660 (ipa_tm_scan_irr_block): Same.
4661 (ipa_tm_decrement_clone_counts): Same.
4662 (ipa_tm_scan_irr_function): Same.
4663 (ipa_tm_create_version_alias): Same.
4664 (ipa_tm_create_version): Same.
4665 (ipa_tm_transform_calls_redirect): Same.
4666 (ipa_tm_transform_calls): Same.
4667 (ipa_tm_transform_transaction): Same.
4668 (ipa_tm_execute): Same.
4670 2012-01-10 Richard Guenther <rguenther@suse.de>
4673 * opts.c (common_handle_option): Handle -Werror.
4675 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4677 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4680 2012-01-10 Jason Merrill <jason@redhat.com>
4682 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4685 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4687 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4688 supports R_386_TLS_GD_PLT reloc.
4689 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4690 supports R_386_TLS_LDM_PLT reloc.
4691 * configure: Regenerate.
4692 * config.in: Regenerate.
4694 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4697 Extend __pgmx semantics to linearize memory.
4698 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4699 determine if code comes inline or from libgcc.
4700 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4701 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4702 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4703 (movmemx_qi, movmemx_hi): New insns.
4704 (xload_<mode>_libgcc): Rewrite to new insn condition.
4705 (xload_<mode>): Remove insns.
4706 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4707 cases that don't satisfy avr_xload_libgcc_p().
4708 (avr_addr_space_convert): Allow converting in any direction.
4709 (avr_addr_space_subset_p): Return always true.
4710 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4711 (avr_emit_movmemhi): Ditto.
4712 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4713 (avr_out_movmem): Ditto.
4714 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4715 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4716 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4717 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4718 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4720 2012-01-10 Richard Guenther <rguenther@suse.de>
4722 PR tree-optimization/50913
4723 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4724 Require data-refs to be representable by Graphite with respect
4727 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4729 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4730 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4732 2012-01-10 Tom de Vries <tom@codesourcery.com>
4734 PR rtl-optimization/51271
4735 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4736 handling annulled branch.
4738 2012-01-10 Richard Henderson <rth@redhat.com>
4740 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4741 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4742 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4743 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4744 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4745 arm_expand_vec_perm_const): New.
4746 * config/arm/arm-protos.h: Update.
4747 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4748 (*neon_vswp<VDQX>): New.
4749 (neon_vcombine<VDX>): Use neon_split_vcombine.
4750 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4751 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4752 (vec_perm<VE>): New.
4754 2012-01-10 Richard Henderson <rth@redhat.com>
4756 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4757 use it if reload_completed.
4758 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4759 arm_output_asm_insn, arm_process_output_memory_barrier,
4760 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4761 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4762 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4763 arm_process_output_sync_insn, arm_output_sync_insn,
4764 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4765 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4766 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4767 (emit_unlikely_jump): New.
4768 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4769 (arm_split_atomic_op): New.
4770 * config/arm/arm-protos.h: Update.
4771 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4772 (struct arm_sync_generator): Remove.
4773 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4774 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4775 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4776 (VUNSPEC_LL, VUNSPEC_SC): New.
4777 (sync_result, sync_memory, sync_required_value, sync_new_value,
4778 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4779 (attr length): Don't use arm_sync_loop_insns.
4780 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4781 (movsfcc, movdfcc): Likewise.
4782 * config/arm/constraints.md (Ua): New.
4783 * config/arm/prediates.md (mem_noofs_operand): New.
4784 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4785 (sync_clobber, sync_t2_reqd): Remove.
4786 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4787 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4788 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4789 (arm_sync_compare_and_swap<SIDI>): Remove.
4790 (arm_sync_compare_and_swap<NARROW>): Remove.
4791 (arm_sync_lock_test_and_set<SIDI>): Remove.
4792 (arm_sync_lock_test_and_set<NARROW>): Remove.
4793 (arm_sync_new_<syncop><SIDI>): Remove.
4794 (arm_sync_new_<syncop><NARROW>): Remove.
4795 (arm_sync_new_nand<SIDI>): Remove.
4796 (arm_sync_new_nand<NARROW>): Remove.
4797 (arm_sync_old_<syncop><SIDI>): Remove.
4798 (arm_sync_old_<syncop><NARROW>): Remove.
4799 (arm_sync_old_nand<SIDI>): Remove.
4800 (arm_sync_old_nand<NARROW>): Remove.
4801 (*memory_barrier): Merge arm_output_memory_barrier.
4802 (atomic_compare_and_swap<QHSD>): New.
4803 (atomic_compare_and_swap<NARROW>_1): New.
4804 (atomic_compare_and_swap<SIDI>_1): New.
4805 (atomic_exchange<QHSD>): New.
4806 (cas_cmp_operand, cas_cmp_str): New.
4807 (atomic_op_operand, atomic_op_str): New.
4808 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4809 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4810 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4811 (arm_load_exclusive<NARROW>): New.
4812 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4813 (arm_store_exclusive<QHSD>): New.
4815 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4817 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4818 reload patterns if -mvsx-scalar-memory.
4820 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4821 generated, even -mno-vsx-scalar-double was used.
4822 (vsx_xscvdpsp_scalar): Likewise.
4823 (vsx_xscvspdp_scalar2): Likewise.
4825 2012-01-09 Tom de Vries <tom@codesourcery.com>
4826 Andrew Pinski <apinski@cavium.com>
4829 * reorg.c (fill_slots_from_thread): Don't speculate
4830 frame-related insns.
4832 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4834 * sched-int.h (bb_note): Move to...
4835 * basic-block.h: ...here.
4836 * haifa-sched.c (bb_note): Move to...
4837 * cfgrtl.c: ...here.
4838 * function.c (next_block_for_reg): New function.
4839 (move_insn_for_shrink_wrap): Likewise.
4840 (prepare_shrink_wrap): Rewrite to use the above.
4842 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4844 * gimple.c (is_gimple_non_addressable): Remove.
4845 * gimple.h: Remove is_gimple_non_addressable.
4846 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4847 is_gimple_non_addressable.
4848 * trans-mem.c (expand_assign_tm): Same.
4850 2012-01-09 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/51775
4853 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4854 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4856 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4858 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4860 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4862 2012-01-09 Richard Guenther <rguenther@suse.de>
4864 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4866 2012-01-08 Jan Hubicka <jh@suse.cz>
4868 PR tree-optimize/51680
4869 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4870 on when known_vals needs to be computed; cleanup.
4872 2012-01-08 Jan Hubicka <jh@suse.cz>
4874 PR tree-optimize/51694
4875 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4877 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4879 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4880 for -std=c++98 and -std=c++11 too.
4882 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4884 * cfgloop.c (cancel_loop): Add free() of bbs array.
4886 2012-01-07 Jan Hubicka <jh@suse.cz>
4888 PR tree-optimization/51600
4889 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4890 that benefits small functions.
4892 2012-01-07 Jan Hubicka <jh@suse.cz>
4894 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4896 2012-01-07 Jan Hubicka <jh@suse.cz>
4898 PR tree-optimization/51680
4899 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4900 whose inlining reduce unit size.
4902 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4905 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4906 Add canonical node to containing_mem chain after the non-canonical
4907 one, even if there weren't any locs to propagate.
4908 (remove_useless_values): Keep only canonical values.
4909 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4910 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4911 canonicalize mem_chain elements that are not discarded.
4913 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4916 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4917 before emitting functions.
4919 PR gcov-profile/50127
4920 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4921 clear_aux_for_blocks.
4923 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4926 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4928 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4930 * c-decl.c (ext_block): Moved up.
4931 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4933 2012-01-06 Han Shen <shenhan@google.com>
4935 Translate built-in include paths for sysroot.
4936 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4937 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4939 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4940 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4942 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4943 control whether sysroot should be prepended to gxx include dir.
4945 * configure: Regenerate.
4947 2012-01-06 Torvald Riegel <triegel@redhat.com>
4949 PR rtl-optimization/51771
4950 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4951 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4953 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4955 PR tree-optimization/51315
4956 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4957 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4959 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4962 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4963 for shrp pattern. Correctly handle and fixup shift variable.
4964 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4966 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4969 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4970 note when !ACCUMULATE_OUTGOING_ARGS.
4972 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4974 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4976 (extract_range_from_unary_expr_1): Avoid useless computations.
4978 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4980 PR rtl-optimization/51767
4981 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4982 of jump_block and add an extra edge for degenerated asm gotos.
4985 * stmt.c (check_unique_operand_names): Don't ICE during error
4986 reporting if i is from labels chain.
4989 * profile.c (branch_prob): Split bbs that have exit edge
4990 and need a fake entry edge too.
4992 2012-01-05 Jan Hubicka <jh@suse.cz>
4995 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4998 2012-01-05 Richard Guenther <rguenther@suse.de>
5001 * tree-streamer-out.c (write_ts_optimization): New function.
5002 (streamer_write_tree_body): Call it.
5003 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5004 (streamer_read_tree_body): Call it.
5005 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5007 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5010 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5011 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5012 in_cleanup_point_expr before gimplify_stmt call and restore it
5014 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5015 in_cleanup_point_expr is false.
5017 2012-01-05 Richard Guenther <rguenther@suse.de>
5020 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5022 * toplev.c (process_options): Reject combining mudflap and LTO.
5023 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5025 2012-01-05 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/51760
5028 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5030 (bit_value_unop): Handle UNDEFINED operands.
5031 (bit_value_binop): Likewise.
5033 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5035 * config/avr/avr.c (avr_replace_prefix): Remove.
5036 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5037 (avr_asm_function_rodata_section): Ditto.
5038 (avr_asm_select_section): Ditto.
5040 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5042 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5045 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5048 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5049 calls that have any non-fake successor edges.
5052 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5054 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5056 PR tree-optimization/51624
5057 * tree-sra.c (build_ref_for_model): When replicating a chain of
5058 COMPONENT_REFs, stop as soon as the offset would become negative.
5060 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5063 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5064 in .debug_loc on the floor.
5066 2012-01-04 Andrew Pinski <apinski@cavium.com>
5068 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5070 2012-01-04 Andrew Pinski <apinski@cavium.com>
5071 Adam Nemet <anemet@caviumnetworks.com>
5073 * config/mips/mips.md (size): Add SI and DI.
5074 (SIZE): New mode attribute.
5075 (U): New code attribute.
5076 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5077 (mips_lbux_<mode>): Delete.
5078 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5079 (mips_lhx): Use gen_mips_lhx_extsi.
5080 (mips_lhx_<mode>): Delete.
5082 (mips_l<size>x): New expand.
5083 (mips_lwx_<mode>): Delete.
5084 (mips_l<GPR:size>x_<P:mode>): New pattern.
5085 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5086 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5087 * config/mips/mips.c (mips_lx_address_p): New function.
5088 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5089 (dsp64): New availability predicate.
5090 (mips_builtins): Add an entry for __builtin_mips_ldx.
5091 * config/mips/mips.h (ISA_HAS_LBX): New define.
5092 (ISA_HAS_LBUX): Likewise.
5093 (ISA_HAS_LHX): Likewise.
5094 (ISA_HAS_LHUX): Likewise.
5095 (ISA_HAS_LWX): Likewise.
5096 (ISA_HAS_LWUX): Likewise.
5097 (ISA_HAS_LDX): Likewise.
5098 * doc/extend.texi (__builtin_mips_ldx): Document.
5100 2012-01-04 Tristan Gingold <gingold@adacore.com>
5102 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5103 when long pointers are used.
5104 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5105 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5106 (ia64-hp-*vms*): Remove.
5107 * config/vms/xm-vms64.h: Delete.
5109 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5112 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5114 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5116 * opts.c (finish_options): Remove duplicate sorry.
5118 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5121 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5124 2012-01-04 Richard Guenther <rguenther@suse.de>
5127 * tree.c (size_low_cst): New function.
5128 * tree.h (size_low_cst): Declare.
5129 * fold-const.c (fold_comparison): Use it to extract the low
5130 part of the POINTER_PLUS_EXPR offset.
5132 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5134 Fix clearing ZERO_REG
5135 * config/avr/avr.md (cc): Add alternative "ldi".
5136 (movqi_insn): Use it in cc attribute.
5137 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5138 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5139 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5141 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5143 * configure: Regenerate.
5145 2012-01-04 Richard Guenther <rguenther@suse.de>
5147 PR tree-optimization/49651
5148 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5149 (var_can_have_subvars): Use it.
5150 (get_constraint_for_1): Only consider subfields if there can be any.
5152 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5155 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5156 to its new canonical_cselib_val and the cselib_val was in
5157 first_containing_mem chain, but the canonical_cselib_val was not,
5158 add the latter into the chain.
5159 (cselib_invalidate_mem): Compare canonical_cselib_val of
5160 addr_list chain elt with v.
5163 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5164 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5166 (output_macinfo_op): Don't ggc_strdup fd->filename.
5167 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5168 then ggc_strdup it. Don't free inc->info or cur->info.
5169 (output_macinfo): Don't free ref->info or file->info.
5171 2012-01-03 Ira Rosen <irar@il.ibm.com>
5173 PR tree-optimization/51269
5174 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5175 first_niters a pointer.
5176 (slpeel_tree_peel_loop_to_edge): Likewise.
5177 (vect_do_peeling_for_loop_bound): Update call to
5178 slpeel_tree_peel_loop_to_edge.
5179 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5180 here. Remove it from the parameters list.
5181 (vect_do_peeling_for_alignment): Update calls and compute
5184 2012-01-03 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/51070
5187 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5188 Properly handle calls.
5190 2012-01-03 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/51692
5193 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5194 the LHS of allocation stmts.
5196 2012-01-03 Olivier Hainque <hainque@adacore.com>
5198 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5200 2012-01-03 Olivier Hainque <hainque@adacore.com>
5202 * collect2.c (main): In AIX specific computations for vector
5203 insertions, use CONST_CAST2 to cast from char ** to const char **.
5205 2012-01-03 Richard Guenther <rguenther@suse.de>
5208 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5209 the context of a limbo DIE when it does not already exist.
5211 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5213 PR tree-optimization/51719
5214 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5215 but direct call is, clear direct call's lhs and don't add fallthrough
5216 edge from dcall_bb to join_bb and PHIs.
5218 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5220 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5221 the instructions emitted by the pattern.
5222 ("*TDC_insn_<mode>"): Add comment.
5224 2012-01-03 Richard Guenther <rguenther@suse.de>
5227 * fold-const.c (fold_comparison): Properly canonicalize
5228 tree offset and HOST_WIDE_INT bit position.
5230 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5232 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5233 operands for extzv pattern.
5235 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5238 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5241 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5243 * doc/invoke.texi (-flto and related options): Copy-edit.
5245 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5247 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5249 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5251 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5254 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5256 * expr.h (move_by_pieces_ninsns): Declare.
5257 * expr.c (move_by_pieces_ninsns): Make external.
5258 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5259 (mips_store_by_pieces_p): Likewise.
5260 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5261 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5262 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5263 (mips_store_by_pieces_p): Likewise.
5265 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5267 * passes.c (register_one_dump_file): Free full_name.
5269 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5270 (calculate_elim_costs_all_insns): Free offsets_at and
5271 offsets_known_at at the end and clear the pointers.
5273 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5275 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5276 this option introduced in r180739.
5278 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5281 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5282 (tmake_file target=avr): Add avr/t-multilib.
5284 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5285 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5286 * config/avr/genmultilib.awk: New file.
5287 * config/avr/t-multilib: New auto-generated file.
5288 * config/avr/multilib.h: New auto-generated file.
5289 * config/avr/t-avr (AVR_MCUS): New variable.
5290 (genopt.sh): Use it.
5291 (s-mlib): Depend on t-multilib.
5292 (t-multilib, multilib.h): New dependencies.
5293 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5294 (MULTILIB_OPTIONS): Remove.
5295 (MULTILIB_MATCHES): Remove.
5296 (MULTILIB_DIRNAMES): Remove.
5297 (MULTILIB_EXCEPTIONS): Remove:
5298 * config/avr/genopt.sh: Don't use hard coded file name;
5299 pass AVR_MCUS from t-avr instead.
5301 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5303 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5305 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5307 Implement light-weight DImode support.
5308 * config/avr/avr-dimode.md: New file.
5309 * config/avr/avr.md: Include it.
5310 (adjust_len): Add plus64, compare64.
5311 (HIDI): Remove code iterator.
5312 (code_stdname): New code attribute.
5313 (rotx, rotsmode): Remove DI.
5314 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5316 * config/avr/avr-protos.h (avr_have_dimode): New.
5317 (avr_out_plus64, avr_out_compare64): New.
5318 * config/avr/avr.c (avr_out_compare): Handle DImode.
5319 (avr_have_dimode): New variable definition and initialization.
5320 (avr_out_compare64, avr_out_plus64): New functions.
5321 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5322 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5323 (avr_compare_pattern): Skip DImode comparisons.
5325 2012-01-02 Revital Eres <revital.eres@linaro.org>
5327 * ddg.c (def_has_ccmode_p): New function.
5328 (add_cross_iteration_register_deps,
5329 create_ddg_dep_from_intra_loop_link): Call it.
5331 2012-01-02 Richard Guenther <rguenther@suse.de>
5334 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5336 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5338 * gcc.c (process_command): Update copyright notice dates.
5339 * gcov.c (print_version): Likewise.
5340 * gcov-dump.c (print_version): Likewise.
5341 * mips-tfile.c (main): Likewise.
5342 * mips-tdump.c (main): Likewise.
5344 2012-01-01 Ira Rosen <irar@il.ibm.com>
5346 PR tree-optimization/51704
5347 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5348 a use is inside the basic block or loop before accessing its vect info.
5350 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5352 PR rtl-optimization/51069
5353 * cfgloopmanip.c (remove_path): Removing path making irreducible
5354 region unconditional makes BB part of the region.
5356 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5358 PR tree-optimization/51683
5359 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5360 calls with side-effects.
5361 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5363 Copyright (C) 2012 Free Software Foundation, Inc.
5365 Copying and distribution of this file, with or without modification,
5366 are permitted in any medium without royalty provided the copyright
5367 notice and this notice are preserved.