1 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3 Backport from mainline.
4 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
8 mark as predicable. Adjust asm template.
9 (vec_setv2di_internal): Likewise.
10 (vec_extract<mode> VD, VQ): Likewise.
11 (vec_extractv2di): Likewise.
12 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
13 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
14 (neon_vdup_n<mode> VX, V32): Likewise.
15 (neon_vdup_nv2di): Likewise.
17 2012-08-17 Walter Lee <walt@tilera.com>
19 Backport from mainline
20 2012-08-17 Walter Lee <walt@tilera.com>
22 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
23 (FEEDBACK_ENTER): Define.
24 (FEEDBACK_REENTER): Define.
25 (FEEDBACK_ENTRY): Define.
26 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
27 (FEEDBACK_ENTER): Define.
28 (FEEDBACK_REENTER): Define.
29 (FEEDBACK_ENTRY): Define.
31 2012-08-16 Walter Lee <walt@tilera.com>
33 Backport from mainline
34 2012-08-16 Walter Lee <walt@tilera.com>
36 * config.gcc (tilegx-*-linux*): Add feedback.h.
37 (tilepro-*-linux*): Likewise.
38 * config/tilegx/feedback.h: New file.
39 * config/tilepro/feedback.h: New file.
41 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
43 Backport from mainline r189840 and r187586:
44 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
46 * config/i386/i386.md (stack_protect_set): Disable the pattern
47 for Android since Android libc (bionic) does not provide random
48 value for stack protection guard at gs:0x14. Guard value
49 will be provided from external symbol (default implementation).
50 (stack_protect_set_<mode>): Likewise.
51 (stack_protect_test): Likewise.
52 (stack_protect_test_<mode>): Likewise.
53 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
54 not have Bionic by default
55 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
56 Macro OPTION_BIONIC is defined in this file and provides Bionic
59 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
61 * configure.ac: Stack protector enabling for Android targets.
62 * configure: Regenerate.
64 2012-08-13 Jakub Jelinek <jakub@redhat.com>
67 2012-07-19 Jakub Jelinek <jakub@redhat.com>
69 PR rtl-optimization/53942
70 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
71 directly from likely spilled non-fixed hard registers, move them
74 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
76 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
77 (xop_phaddubq): Ditto.
79 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
81 Backport from mainline
82 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
83 Richard Earnshaw <rearnsha@arm.com>
85 * target.def (vector_alignment): New target hook.
86 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
87 * doc/tm.texi: Regenerate.
88 * targhooks.c (default_vector_alignment): New function.
89 * targhooks.h (default_vector_alignment): Add prototype.
90 * stor-layout.c (layout_type): Use targetm.vector_alignment.
91 * config/arm/arm.c (arm_vector_alignment): New function.
92 (TARGET_VECTOR_ALIGNMENT): Define.
94 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
95 vector type alignment instead of size.
96 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
97 element type size directly instead of computing it from alignment.
98 Fix variable naming and comment.
100 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
102 Backport from mainline
103 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
105 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
106 (alpha_pad_function_end): ... this. Also insert NOP between
107 sibling call and GP load.
108 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
110 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
112 Backport from mainline
113 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
114 H.J. Lu <hongjiu.lu@intel.com>
116 PR rtl-optimization/54157
117 * combine.c (gen_lowpart_for_combine): Don't return identity
118 for CONST or symbolic reference.
120 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
122 Backport from mainline
123 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
126 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
127 split_cost argument signed.
128 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
129 (ix86_avoid_lea_for_addr): Ditto.
131 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
134 the address has less than two components.
136 2012-08-02 Steve Ellcey <sellcey@mips.com>
138 Backport from mainline
139 2012-07-19 Steve Ellcey <sellcey@mips.com>
141 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
144 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
146 Backport from mainline
147 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
151 negative constant address for TARGET_X32 ...
152 (ix86_decompose_address): ... here. Reject constant addresses
153 that don't satisfy x86_64_immediate_operand predicate.
155 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
158 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
159 * config/i386/i386.c (ix86_print_operand_address): Ditto.
160 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
161 addresses. Prevent zero extensions of CONST_INT operands.
163 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/i386.md (*lea): New insn pattern.
168 (*lea<mode>_2): Ditto.
169 (*lea_{3,4,5,6}_zext): Ditto.
170 * config/i386/predicates.md (lea_address_operand): Do not reject
171 zero-extended address operands.
172 * config/i386/constraints.md (j): Remove address constraint.
173 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
175 (ix86_print_operand_address): Handle SImode subreg of an address.
176 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
178 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
180 Backport from mainline
181 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
185 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
187 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
188 (*movdi_internal_rex64): Use %E operand modifier for lea.
189 (*movsi_internal): Ditto.
191 (*lea<mode>_2): Ditto.
192 (*lea_{3,4,5,6}_zext): Ditto.
193 (*tls_global_dynamic_32_gnu): Ditto.
194 (*tls_global_dynamic_64): Ditto.
195 (*tls_dynamic_gnu2_lea_32): Ditto.
196 (*tls_dynamic_gnu2_lea_64): Ditto.
197 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
199 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
201 Backport from mainline
202 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
204 * config/i386/i386.c (ix86_address_subreg_operand): Reject
206 (ix86_print_operand_address): Assert that parts.base and parts.index
207 are non-NULL after call to simplify_subreg.
209 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
212 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
214 * config/sh/sh.c (sh_option_override): Do not change
215 flag_finite_math_only. Set TARGET_IEEE to complement of
216 flag_finite_math_only.
217 * doc/invoke.texi (SH options): Add mno-ieee. Correct
218 description of mieee and mno-ieee behavior.
220 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
223 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
226 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
228 Backport from mainline
229 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
231 PR rtl-optimization/52250
232 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
233 to put note list into. Unconditionally call move_bb_info.
234 (move_bb_info): Do not assert the blocks being in the same region,
235 just drop the note list if they are not.
237 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
239 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
241 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
243 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
244 defining statement is a SSA name that occurs in abnormal PHIs.
246 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
248 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
251 2012-07-19 Richard Guenther <rguenther@suse.de>
252 Eric Botcazou <ebotcazou@adacore.com>
254 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
255 about transition from invariant to known bits.
256 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
258 2012-07-19 Jakub Jelinek <jakub@redhat.com>
261 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
262 (cleanup_tree_cfg_bb): Don't call it.
263 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
266 2012-07-19 Christian Bruel <christian.bruel@st.com>
269 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
271 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
273 * config.gcc (v850-*-rtems*): New target.
274 * config/v850/rtems.h: New.
275 * config/v850/t-rtems: New.
277 2012-07-18 Nick Clifton <nickc@redhat.com>
279 * doc/invoke.texi (ARM Options): Document -munaligned-access.
281 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
285 Backport from mainline
286 2012-04-25 Jakub Jelinek <jakub@redhat.com>
289 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
290 instead expand it as zero extension.
292 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
295 QImode and HImode splitters. Use ix86_comparison_operator.
296 Explicitly match FLAGS_REG.
297 (DFmode cmove splitter): Explicitly match FLAGS_REG.
299 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
300 Steven Bosscher <steven@gcc.gnu.org>
301 Bernd Schmidt <bernds@codesourcery.com>
303 PR rtl-optimization/53908
304 * df-problems.c (can_move_insns_across): When doing
305 memory-reference book-keeping, handle call insns.
307 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
309 Backport from mainline
310 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
314 sibcall_insn_operand. Move it to a temporary register if not.
316 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
320 emit PIC sequence for fnaddr symbol reference in advance.
322 2012-07-09 Jason Merrill <jason@redhat.com>
325 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
326 (type_hash_eq): Likewise.
329 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
331 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
333 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
334 due to negative shift amount.
336 2012-07-06 Kai Tietz <ktietz@redhat.com>
338 Backport from mainline.
340 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
343 2012-07-06 Nick Clifton <nickc@redhat.com>
345 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
346 default_encode_section_info.
348 2012-07-06 Richard Guenther <rguenther@suse.de>
350 Backport from mainline
351 2012-03-30 Richard Guenther <rguenther@suse.de>
354 * double-int.c (rshift_double): Remove not needed cast.
356 2012-03-28 Richard Guenther <rguenther@suse.de>
359 * double-int.h (rshift_double): Remove.
360 * double-int.c (lshift_double): Use absu_hwi to make count
362 (rshift_double): Make static, take unsigned count argument,
363 remove handling of negative count argument.
364 (double_int_rshift): Dispatch to lshift_double.
366 2012-07-06 Richard Guenther <rguenther@suse.de>
368 Backport from mainline
369 2012-06-18 Richard Guenther <rguenther@suse.de>
371 PR tree-optimization/53693
372 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
373 Reject operands with more than one use.
375 2012-07-06 Richard Guenther <rguenther@suse.de>
377 Backport from mainline
378 2012-04-11 Richard Guenther <rguenther@suse.de>
381 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
382 consider loop nesting.
383 (evolution_function_is_univariate_p): Properly check the remainder
386 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
388 Backport from mainline
389 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
391 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
392 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
393 (adjacent_mem_locations): Move some code to and call...
394 (get_memref_parts): ...new function.
395 (mem_locations_overlap): New function.
396 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
397 (is_mem_ref): Rename to...
398 (find_mem_ref): ...this. Return MEM rtx.
399 (get_store_dest): Remove function.
400 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
401 new parameter and adjust calls.
402 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
403 mem refs overlap for true_store_to_load_dep_costly.
404 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
405 passed to adjacent_mem_locations.
406 (is_costly_group): Walk resolved dependency list.
407 (force_new_group): Emit group ending nop for Power6/Power7.
408 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
409 (group_ending_nop): New define_insn.
411 2012-07-04 Richard Guenther <rguenther@suse.de>
414 * gimple-fold.c (get_base_constructor): Do not return an
415 error_mark_node DECL_INITIAL.
417 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
419 Backport from mainline
420 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
423 code model string in the error message.
425 2012-07-04 Tristan Gingold <gingold@adacore.com>
427 Backport from mainline.
428 2012-06-25 Tristan Gingold <gingold@adacore.com>
430 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
431 (seh_cfa_adjust_cfa): ... that function.
432 (seh_emit_stackalloc): Do not emit out of range values.
433 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
434 UNSPEC_DEF_CFA constants.
435 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
436 * config/i386/i386.c (ix86_frame_pointer_required): Required
437 for very large frames on SEH target.
438 (ix86_compute_frame_layout): Save area is before frame pointer
439 on SEH target. Handle very large frames.
440 (ix86_expand_prologue): Likewise.
442 2012-07-04 Richard Guenther <rguenther@suse.de>
444 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
445 as in free_lang_data_in_type.
447 2012-07-02 Martin Jambor <mjambor@suse.cz>
449 Backport from mainline.
450 2012-07-02 Martin Jambor <mjambor@suse.cz>
453 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
454 dynamic type change check.
456 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
458 * tree-eh.c (lower_try_finally_switch): Really put the location of the
459 last statement of the finally block onto the switch.
461 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
463 * configure: Regenerate.
465 Backport from mainline.
466 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
468 * config.gcc (target_type_format_char): New. Document it. Set it for
470 * configure.ac (gnu_unique_option): Use target_type_format_char
471 in test. Comment rationale.
473 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
475 Backport from mainline.
476 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
478 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
480 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
482 Backport from 2012-06-28 mainline r189049
485 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
486 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
487 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
488 avr_hard_regno_call_part_clobbered.
490 2012-06-28 Richard Guenther <rguenther@suse.de>
493 * expr.c (expand_expr_real_1): Verify if the type is complete
494 before inspecting its size.
496 2012-06-27 Nick Clifton <nickc@redhat.com>
498 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
501 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
504 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
506 2012-06-26 Nick Clifton <nickc@redhat.com>
508 * config/rx/rx.md (simple_return): Use the simple_return rtx.
510 2012-06-25 Jakub Jelinek <jakub@redhat.com>
513 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
514 of x x x in the vmovlps load alternative.
516 2012-06-22 Richard Guenther <rguenther@suse.de>
518 * gcov-iov.c: Include bconfig.h and system.h.
520 2012-06-22 Richard Guenther <rguenther@suse.de>
522 PR gcov-profile/53744
523 * gcov-iov.c (main): Treat "" and "prerelease" the same.
525 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
527 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
528 DECL_IGNORED_P non-reg vars even if they are used.
530 2012-06-19 Jason Merrill <jason@redhat.com>
533 * dwarf2out.c (modified_type_die): Use scope_die_for.
534 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
535 (uses_local_type_r, uses_local_type): New.
536 (scope_die_for): Keep a type that uses a local type in local scope.
537 Use get_context_die for namespace and type scope.
539 2012-06-19 Richard Guenther <rguenther@suse.de>
542 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
543 replace it with the first non-BLOCK context.
545 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
547 PR rtl-optimization/53700
549 Backport from mainline
550 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
552 * ira-color.c (setup_left_conflict_sizes_p): Process all
555 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
557 Backport from mainline
558 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
561 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
562 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
563 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
564 instead of xop_mulv2div2di3_low.
565 (xop_p<macs>dql): Fix vec_select selector.
566 (xop_p<macs>dqh): Ditto.
567 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
568 (xop_mulv2div2di3_high): Ditto.
570 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
572 Backport from mainline:
573 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
577 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
579 Backport from mainline:
580 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
582 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
583 * config/pa/pa.c (pa_attr_length_millicode_call): Use
584 MAX_PCREL17F_OFFSET instead of fixed offset.
585 (pa_attr_length_call): Likewise.
586 (pa_attr_length_indirect_call): Likewise.
588 2012-06-15 Walter Lee <walt@tilera.com>
590 Backport from mainline:
591 2012-06-15 Walter Lee <walt@tilera.com>
593 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
595 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
597 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
599 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
601 Backport from mainline:
603 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
604 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
605 * gimple.h (block_in_transaction): Check for flag_tm.
607 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
609 PR tree-optimization/52558
611 Backport from mainline:
612 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
613 * gimple.h (gimple_set_in_transaction): Remove.
614 (gimple_in_transaction): Look in BB instead.
615 (gimple_statement_base): Remove in_transaction field.
616 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
617 * trans-mem.c (compute_transaction_bits): Place transaction bit
618 information into basic blocks.
620 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
622 PR tree-optimization/52558
623 * cfg.c (alloc_aux_for_edge): Fix comment.
624 (alloc_aux_for_edge): Remove static.
625 * basic-block.h (alloc_aux_for_edge): Protoize.
626 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
627 (execute_sm_if_changed_flag): New.
628 (execute_sm_if_changed_flag_set): New.
629 (execute_sm): Do not generate data races unless requested.
630 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
631 (tree_ssa_lim_finalize): Call free_aux_for_edges.
632 * gimple.h (block_in_transaction): New.
633 (gimple_in_transaction): Use block_in_transaction.
635 2012-06-14 Jakub Jelinek <jakub@redhat.com>
637 Backported from mainline
638 2012-06-12 Jakub Jelinek <jakub@redhat.com>
640 PR rtl-optimization/53589
641 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
642 discovery even when e->dest != target. If any LABEL_REF points
643 to e->dest label, redirect it to target's label.
645 2012-06-07 Jakub Jelinek <jakub@redhat.com>
648 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
649 returns false, replace stmt with GIMPLE_NOP.
650 (check_omp_nesting_restrictions): Instead of issuing warnings,
651 issue errors and return false if any errors were reported.
653 2012-06-14 Richard Guenther <rguenther@suse.de>
655 * BASE-VER: Set to 4.7.2.
656 * DEV-PHASE: Set to prerelease.
658 2012-06-12 Christian Bruel <christian.bruel@st.com>
661 * config/sh/sh.c (sh_option_override): Don't force
662 flag_omit_frame_pointer and maccumulate_outgoing_args.
663 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
665 2012-06-14 Release Manager
667 * GCC 4.7.1 released.
669 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
671 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
673 2012-06-13 Richard Henderson <rth@redhat.com>
675 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
676 iterator instead of INT.
678 2012-06-08 Richard Henderson <rth@redhat.com>
681 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
682 note to a clobber insn when no other insn is available.
684 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
687 * doc/invoke.texi (Wenum-compare): Update documentation.
689 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
692 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
694 (altivec_stvlxl): Ditto.
695 (altivec_stvrx): Ditto.
696 (altivec_stvrxl): Ditto.
698 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
701 * trans-mem.c (expand_block_edges): Do not skip the first
702 statement when resetting the BB.
704 2012-06-04 Richard Guenther <rguenther@suse.de>
707 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
708 create new assembler names.
710 2012-06-04 Richard Guenther <rguenther@suse.de>
712 Backport from mainline
713 2012-04-25 Jakub Jelinek <jakub@redhat.com>
716 * stor-layout.c (get_best_mode): Don't return mode with bitsize
717 larger than maxbits. Don't compute maxbits modulo align.
718 Also check that unit bytes long store at bitpos / unit * unit
719 doesn't affect bits beyond bitregion_end.
720 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
721 would not fit into bitregion_start ... bitregion_end + 1 bit
723 (store_split_bit_field): Decrease unit close to end of bitregion_end
724 if access is restricted in order to avoid mutual recursion.
726 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
728 Backport from 2012-06-04 mainline r188172
731 * config/avr/avr-stdint.h: New file.
732 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
735 2012-06-04 Jakub Jelinek <jakub@redhat.com>
737 PR tree-optimization/53550
738 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
739 is POINTER_TYPE_P, use sizetype as step type instead of type.
741 2012-06-04 Richard Guenther <rguenther@suse.de>
742 Eric Botcazou <ebotcazou@adacore.com>
744 Backport from mainline
745 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
747 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
748 Change type of BITOFFSET to signed. Make sure the lower bound of
749 the computed range is non-negative by adjusting OFFSET and BITPOS.
750 (expand_assignment): Adjust call to get_bit_range.
752 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
754 * expr.c (get_bit_range): Return the null range if the enclosing record
755 is part of a larger bit field.
757 2012-03-20 Richard Guenther <rguenther@suse.de>
759 * stor-layout.c (finish_bitfield_representative): Fallback
760 to conservative maximum size if the padding up to the next
761 field cannot be computed as a constant.
762 (finish_bitfield_layout): If we cannot compute the distance
763 between the start of the bitfield representative and the
764 bitfield member start a new representative.
765 * expr.c (get_bit_range): The distance between the start of
766 the bitfield representative and the bitfield member is zero
767 if the field offsets are not constants.
769 2012-03-16 Richard Guenther <rguenther@suse.de>
771 * stor-layout.c (finish_bitfield_representative): Fall back
772 to the conservative maximum size if we cannot compute the
773 size of the tail padding.
775 2012-03-14 Richard Guenther <rguenther@suse.de>
777 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
778 * stor-layout.c (start_bitfield_representative): New function.
779 (finish_bitfield_representative): Likewise.
780 (finish_bitfield_layout): Likewise.
781 (finish_record_layout): Call finish_bitfield_layout.
782 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
783 for QUAL_UNION_TYPE fields.
784 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
785 Stream DECL_BIT_FIELD_REPRESENTATIVE.
786 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
791 * expr.c (get_bit_range): Unconditionally extract bitrange
792 from DECL_BIT_FIELD_REPRESENTATIVE.
793 (expand_assignment): Adjust call to get_bit_range.
795 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
798 * fold-const.c (fold_binary_loc): Refine previous change.
800 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
802 Backport from mainline
803 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
806 * config/sh/sh.c (find_barrier): Add equality check of last_got to
807 avoid going above orig insn. Update comments.
809 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
811 Backport from mainline
812 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
815 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
816 prologue for unwinder and profiler.
818 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
820 Backport from mainline
821 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
823 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
825 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
827 Backport from mainline
828 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
830 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
833 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
835 Backport from mainline
836 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
838 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
839 operand is CONST_INT. Take COSTS_N_INSNS into account.
840 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
843 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
845 * config/avr/avr.opt (-msp8): Document it.
846 * doc/invoke.texi (AVR Options): Copy from trunk docu.
848 2012-05-31 Richard Guenther <rguenther@suse.de>
851 * expr.c (expand_assignment): Do not use movmisalign on
854 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
857 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
858 (pa_section_type_flags): New.
859 (pa_legitimate_constant_p): Revert previous change.
861 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
863 Backport from mainline
864 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
867 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
869 (ipa_tm_create_version): Same.
871 2012-05-30 Jason Merrill <jason@redhat.com>
874 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
875 about array compound literals.
877 2012-05-30 Richard Guenther <rguenther@suse.de>
880 * fold-const.c (fold_binary_loc): Make sure to call
881 fold_plusminus_mult_expr with the original sign of operands.
883 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
885 * explow.c (probe_stack_range): Restore simple control flow and stop
886 again when the probe cannot be generated if HAVE_check_stack.
888 2012-05-30 Jakub Jelinek <jakub@redhat.com>
890 PR rtl-optimization/53519
891 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
892 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
894 2012-05-29 Richard Guenther <rguenther@suse.de>
896 PR tree-optimization/53516
897 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
899 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
901 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
903 Backport from mainline
904 2012-05-28 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/53438
907 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
909 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
911 Backport from mainline
912 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
914 PR rtl-optimization/52528
915 * combine.c (can_combine_p): Add setting of subst_low_luid
916 before call to expand_field_assignment().
918 2012-05-26 Martin Jambor <mjambor@suse.cz>
920 Backport from mainline
921 2012-05-23 Martin Jambor <mjambor@suse.cz>
923 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
925 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
928 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
929 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
931 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
934 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
935 (ix86_expand_vec_perm): Use int mode instead of float.
937 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
940 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
941 gnu_ld variables to yes.
942 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
943 (HAVE_GNU_AS): Likewise.
944 * config.in: Regenerate.
945 * configure: Likewise.
947 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
949 Backport from mainline
950 2012-03-12 Richard Guenther <rguenther@suse.de>
951 * config/arm/arm.c (neon_dereference_pointer): Do not call
952 covert during RTL expansion.
954 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
956 Backport from mainline
957 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
960 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
961 relied on signed overflow behavior.
963 2012-05-24 Richard Guenther <rguenther@suse.de>
966 * tree-profile.c (tree_profiling): Cleanup the CFG if
967 execute_fixup_cfg requests it.
969 2012-05-24 Jakub Jelinek <jakub@redhat.com>
971 PR tree-optimization/53465
972 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
973 vr0 into *vr, then vrp_meet that.
974 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
975 have any equivalences.
976 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
979 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
981 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
983 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
984 (iterative_hash_gimple_type): Adjust comment.
985 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
986 domain for an array type instead of the domain type itself.
988 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
990 Backport from 2012-05-23 mainline r187803
993 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
994 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
997 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
999 Backport from 2012-05-03 mainline r187075
1001 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1002 has_fma4 for AMD processors with both fma3 and fma4 support.
1004 2012-05-22 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/53408
1007 * tree-vect-loop.c (vectorizable_induction): Properly check
1008 the restriction that we cannot handle induction results from
1009 the inner loop outside of the outer loop.
1011 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1013 PR tree-optimization/53436
1014 * omp-low.c (omp_build_component_ref): New function.
1015 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1017 PR tree-optimization/53366
1018 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1019 tests if complex_numbers == 2, but there are non-complex number loads
1022 PR tree-optimization/53409
1023 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1024 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1026 PR tree-optimization/53410
1027 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1028 instead of build_int_cst (type, 0) where vector types might be
1031 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1034 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1035 from folded operands before wrapping another around the
1036 conditional expression.
1038 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
1039 Patrick Marlier <patrick.marlier@gmail.com>
1041 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1044 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1046 Backport from mainline
1047 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1050 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1051 (UNSPECV_RDRAND): This.
1052 (rdrand<mode>_1): Updated.
1054 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1056 Backport from mainline
1057 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1059 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1060 RDRND, F16C and FSGSBASE.
1062 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
1064 Backport from mainline
1065 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1067 * tree-ssa-pre.c (can_value_number_call): Delete.
1068 (compute_avail): Skip all statements with side effects.
1069 <GIMPLE_CALL>: Skip calls to internal functions.
1071 2012-05-18 David S. Miller <davem@davemloft.net>
1073 Backport r185385 from mainline
1074 2012-03-14 Richard Guenther <rguenther@suse.de>
1077 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1078 element type instead of mode, use build_vector_type_for_mode
1079 instead of the langhook, build a vector of proper signedness.
1080 (expand_vector_operations_1): Adjust.
1082 2012-05-18 Olivier Hainque <hainque@adacore.com>
1084 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1085 $(libsubdir) as libexecsubdir.
1087 2012-05-16 Andrew Pinski <apinski@cavium.com>
1089 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1092 2012-05-16 David S. Miller <davem@davemloft.net>
1094 * jump.c (delete_related_insns): If we remove a CALL, make sure
1095 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1097 2012-05-16 Richard Henderson <rth@redhat.com>
1100 * combine-stack-adj.c (prev_active_insn_bb): New.
1101 (next_active_insn_bb): New.
1102 (force_move_args_size_note): New.
1103 (combine_stack_adjustments_for_block): Use it.
1105 2012-05-16 Olivier Hainque <hainque@adacore.com>
1107 * Makefile.in (install-no-fixedincludes): New target, former toplevel
1108 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1109 Add comments and improve stamp preservation across the whole sequence.
1110 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1112 2012-05-16 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/53364
1115 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1116 detect a view-conversion of the decl.
1118 2012-05-15 Jakub Jelinek <jakub@redhat.com>
1121 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
1122 that operands[2] is either immediate, or q_regs_operand.
1124 2012-05-15 Bin Cheng <bin.cheng@arm.com>
1126 Backport r187139 from mainline.
1127 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1129 PR rtl-optimization/52804
1130 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1131 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1132 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1133 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1134 RELOAD_FOR_OUTADDR_ADDRESS.
1136 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
1140 generate target register for "load" class builtins.
1143 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
1146 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1147 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1148 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1149 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1150 (<sse>_movu<ssemodesuffix>): New expander.
1151 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1152 (avx_movdqu<avxmodesuffix>): New expander.
1153 (*sse2_movdqu): Rename from sse2_movdqu.
1154 (sse2_movdqu): New expander.
1156 2012-05-14 Jakub Jelinek <jakub@redhat.com>
1158 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1159 lineno 1 the same as lineno 0 before first start file directive.
1160 (optimize_macinfo_range): Likewise.
1162 * dwarf2out.c (have_macinfo): Define.
1163 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1164 attribute, don't force empty compilation unit and don't emit any
1165 .debug_macinfo/.debug_macro section if macinfo_table is empty.
1167 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1169 Backport from mainline
1170 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1172 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1173 ORDERED and UNORDERED conditions.
1175 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1177 * function.c (requires_stack_frame_p): If the function can throw
1178 non-call exceptions, return true if the insn can throw internally.
1180 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1182 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1183 DECL_ORIGINAL_TYPE if it is present.
1185 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1187 Backport from 2012-05-12 mainline r187342.
1190 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1191 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1192 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1193 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1194 (expand_prologue): Move initialization of cfun->machine->is_naked,
1195 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1196 (avr_set_current_function): ...this new static function.
1197 (TARGET_SET_CURRENT_FUNCTION): New define.
1198 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1199 checking attributes of current_function_decl.
1200 (avr_regs_to_save): Ditto.
1201 (signal_function_p): Rename to avr_signal_function_p.
1202 (interrupt_function_p): Rename to avr_interrupt_function_p.
1204 * doc/extend.texi (Function Attributes): Better explanation of
1205 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1208 2012-05-09 Matthias Klose <doko@ubuntu.com>
1210 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1212 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1215 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1216 when a constant source operand matches an "I" constraint, the "no
1217 CC0 change" applies to a register-destination only, not a
1218 strict_low_part-destination.
1220 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1222 Backport from mainline:
1223 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1225 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1227 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1229 PR tree-optimization/53239
1230 * tree-vrp.c (get_value_range): Set VR of
1231 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1234 2012-05-07 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/53195
1237 * tree-inline.c (setup_one_parameter): Properly add referenced
1238 vars from the parameters new known value.
1240 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1242 Backport from mainline:
1243 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1246 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1249 2012-05-04 Ian Lance Taylor <iant@google.com>
1251 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1252 values from false to NULL.
1254 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1256 Backport from mainline
1257 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1261 (TARGET_CMOV): Rename from TARGET_CMOVE.
1262 (TARGET_CMOVE): New define.
1263 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1264 Do not set TARGET_CMOVE here.
1266 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1268 Backport from mainline:
1270 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1272 PR tree-optimization/52633
1273 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1274 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1275 (vect_recog_over_widening_pattern): Remove handling of code that was
1276 already detected as over-widening pattern. Remove special handling
1277 of "unsigned" cases. Instead, support general case of conversion
1278 of the shift result to another type.
1280 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1282 * tree-vect-patterns.c (vect_single_imm_use): New function.
1283 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1284 (vect_recog_over_widening_pattern): Likewise.
1285 (vect_recog_widen_shift_pattern): Likewise.
1287 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1289 PR tree-optimization/52870
1290 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1291 presumed pattern statement is within the same loop or basic block.
1293 2012-05-04 Richard Guenther <rguenther@suse.de>
1295 * common.opt (flto-report): Do not mark as Optimization.
1297 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1300 * recog.c (constrain_operands): If extra constraints are present, also
1301 accept pseudo-registers with equivalent memory locations during reload.
1303 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1305 Backport from the mainline
1306 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1309 * config/rs6000/rs6000.md (bswapdi splitters): If
1310 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1311 default) is used, generate an alternate sequence that does not
1312 depend on using indexed addressing.
1314 2012-05-03 David S. Miller <davem@davemloft.net>
1317 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1318 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1319 (sparc_emit_float_lib_cmp): Likewise.
1321 2012-05-04 Martin Jambor <mjambor@suse.cz>
1323 Backport from mainline
1324 2012-05-02 Martin Jambor <mjambor@suse.cz>
1327 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1328 of a variable when the contect is a function.
1330 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1333 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1334 append program name to it and pass that as first argument
1335 to make_relative_prefix. Always pass standard_libexec_prefix
1336 as last argument to make_relative_prefix. If
1337 make_relative_prefix returns NULL, fall back to
1338 standard_libexec_prefix.
1341 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1345 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1346 mode, return that mode.
1348 2012-05-03 Richard Guenther <rguenther@suse.de>
1350 PR tree-optimization/53144
1351 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1353 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1354 with SSA name values.
1355 (vn_reference_lookup_3): Adjust callers.
1357 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1359 PR tree-optimization/53163
1360 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1361 return value from compute_all_dependences.
1363 PR rtl-optimization/53160
1364 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1365 has been modified by ree pass already.
1367 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1369 Backport from mainline
1370 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1373 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1374 calls to cgraph_node_name in xstrdup.
1375 (ipa_make_edge_direct_to_target): Ditto.
1376 * tree-sra.c (convert_callers_for_node): Ditto.
1377 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1378 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1379 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1380 (cgraph_materialize_all_clones): Ditto.
1381 * ipa-inline.c (report_inline_failed_reason): Ditto.
1382 (want_early_inline_function_p): Ditto.
1383 (edge_badness): Ditto.
1384 (update_edge_key): Ditto.
1385 (flatten_function): Ditto.
1386 (ipa_inline): Ditto.
1387 (inline_always_inline_functions): Ditto.
1388 (early_inline_small_functions): Ditto.
1390 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1392 Backport from mainline
1393 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1395 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1396 Introduce emul_name to select the right linker emulation for
1397 powerpc64-*-freebsd*.
1398 * configure: Regenerate.
1399 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1400 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1401 * config/rs6000/freebsd64.h: New file.
1402 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1404 (rs6000_savres_strategy): Likewise.
1405 (rs6000_savres_routine_name): Likewise.
1406 (rs6000_elf_file_end): Likewise.
1407 * config/rs6000/t-freebsd64: New file.
1408 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1409 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1411 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1413 Backport from mainline
1414 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1417 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1419 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1421 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1422 predicate to discriminate types.
1424 2012-04-27 Richard Guenther <rguenther@suse.de>
1427 * convert.c (convert_to_integer): Avoid infinite recursion for
1428 target-defined built-in types.
1430 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1433 * config/cris/cris.md ("*andhi_lowpart_v32")
1434 ("*andqi_lowpart_v32"): Change first input-only operand from
1435 a (match_operand ...) to (match_dup 0). Drop alternatives with
1436 const_int-matching constraints for redundancy.
1437 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1438 three-operand alternative.
1440 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1442 Backport from mainline
1443 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1446 (*addsi_2_zext): Ditto.
1447 (*add<mode>_3): Ditto.
1448 (*addsi_3_zext): Ditto.
1449 (*add<mode>_5): Ditto.
1451 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1454 * c-typeck.c (set_nonincremental_init,
1455 set_nonincremental_init_from_string): Pass true instead of false
1456 as IMPLICIT to add_pending_init.
1458 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1460 Backport from 2012-04-24 mainline r186768.
1463 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1465 2012-04-24 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/53085
1468 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1471 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1474 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1476 (output_addressed_constants): Likewise.
1479 * varasm.c (get_section): Don't ICE for section conflicts with
1480 built-in section kinds.
1482 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1484 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1486 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1488 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1490 2012-04-23 Richard Guenther <rguenther@suse.de>
1493 * c-typeck.c (build_binary_op): Fix typo.
1495 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1497 PR tree-optimizations/52891
1498 * tree-vect-patterns.c (adjust_bool_pattern): Use
1499 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1500 but with non-standard precision.
1502 2012-04-22 Ian Lance Taylor <iant@google.com>
1504 * godump.c (go_output_typedef): Dump size of structs.
1506 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1508 Backport from mainline:
1510 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1511 hints for 'A' operand types.
1513 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1515 Backport from 2012-04-19 mainline r186588.
1518 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1519 the case *(X+const).
1521 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1523 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1525 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/sync.md (atomic_<code><mode>): Rename to
1529 atomic_<logic><mode>.
1531 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1533 Backport from mainline
1534 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1538 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1539 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1540 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1541 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1542 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1543 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1544 gen_avx2_permvarv8sf.
1546 2012-04-16 Martin Jambor <mjambor@suse.cz>
1548 Backported from mainline
1550 2012-04-13 Martin Jambor <mjambor@suse.cz>
1553 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1554 fold_ctor_reference returns a zero constant.
1556 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1558 Backported from mainline
1559 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1561 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1562 and __ILP32__ for x32.
1564 2012-04-13 Tom de Vries <tom@codesourcery.com>
1566 Backport from mainline r186418.
1568 2012-04-13 Tom de Vries <tom@codesourcery.com>
1570 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1571 parameters vuse and vuse_escaped.
1572 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1573 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1576 2012-04-13 Richard Guenther <rguenther@suse.de>
1578 PR tree-optimization/52969
1579 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1580 the condition for the COND_EXPR and handle predicate negation
1581 by swapping the COND_EXPR arms.
1583 2012-04-13 Richard Guenther <rguenther@suse.de>
1586 * convert.c (convert_to_pointer): Remove special-casing of
1589 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1591 Backport from mainline
1592 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1595 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1596 the list of options to enable the FCFID instruction.
1597 (TARGET_EXTRA_BUILTINS): Adjust comment.
1599 2012-04-12 Richard Guenther <rguenther@suse.de>
1601 PR tree-optimization/52943
1602 * tree-chrec.h (chrec_is_positive): Remove.
1603 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1604 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1605 Return false for a constant zero instead of negative.
1606 (analyze_siv_subscript_cst_affine): Handle zero difference
1607 in the initial condition explicitely.
1609 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1612 * varasm.c (process_pending_assemble_externals): Set
1613 pending_assemble_externals_processed true.
1614 (assemble_external): Call assemble_external_real if the pending
1615 assemble externals have been processed.
1617 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1620 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1621 the DECL generated for the special GOT helper.
1623 2012-04-06 Walter Lee <walt@tilera.com>
1625 Backport from mainline
1626 2012-03-07 Walter Lee <walt@tilera.com>
1628 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1629 REG_CFA_* notes for the stack pointer.
1630 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1631 EH_RETURN_STACKADJ_RTX.
1632 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1633 generate REG_CFA_* notes for the stack pointer.
1634 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1635 by EH_RETURN_STACKADJ_RTX.
1637 2012-04-06 Matt Turner <mattst88@gmail.com>
1639 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1641 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1643 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1644 of the destination isn't also a FP_REGS register.
1646 2012-04-03 Richard Guenther <rguenther@suse.de>
1648 Backport from mainline
1649 2012-03-02 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/52406
1652 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1653 (struct indices): Add unconstrained_base member.
1654 (struct dr_alias): Remove unused vops member.
1655 (DR_UNCONSTRAINED_BASE): New define.
1656 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1657 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1658 be an artificial access that covers the whole indexed object,
1659 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1660 plain decl base-objects to their MEM_REF variant.
1661 (dr_may_alias_p): When the base-object of either data reference
1662 has unknown size use only points-to information.
1663 (compute_affine_dependence): Make dumps easier to read and
1665 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1666 DR_REF when looking for packed references.
1667 (vect_supportable_dr_alignment): Likewise.
1669 2012-04-03 Richard Guenther <rguenther@suse.de>
1671 Backport from mainline
1672 2012-03-15 Richard Guenther <rguenther@suse.de>
1675 * tree-data-ref.c (subscript_dependence_tester_1): Check
1676 all dimensions for non-conflicting access functions.
1678 2012-04-03 Richard Guenther <rguenther@suse.de>
1680 Backport from mainline
1681 2012-03-06 Richard Guenther <rguenther@suse.de>
1684 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1686 2012-03-23 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/52678
1689 * tree-vectorizer.h (struct _stmt_vec_info): Add
1690 loop_phi_evolution_part member.
1691 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1692 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1693 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1694 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1695 Use the cached evolution part and the PHI nodes value from
1696 the loop preheader edge instead of re-analyzing the evolution.
1698 2012-03-26 Richard Guenther <rguenther@suse.de>
1700 PR tree-optimization/52701
1701 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1702 compute and set the evolution part of PHI nodes.
1704 2012-03-30 Richard Guenther <rguenther@suse.de>
1706 PR tree-optimization/52754
1707 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1708 propagate arbitrary addresses into really plain dereferences.
1710 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1712 PR tree-optimization/52835
1713 * tree-data-ref.c (build_rdg): Return NULL if
1714 compute_data_dependences_for_loop failed.
1716 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1718 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1719 (stmt_can_make_abnormal_goto): Use it.
1720 (is_ctrl_altering_stmt): Likewise.
1722 2012-03-31 Martin Jambor <mjambor@suse.cz>
1724 Backported from mainline
1725 2012-03-30 Martin Jambor <mjambor@suse.cz>
1727 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1728 is a builtin_stack_save in a dominating BB.
1730 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1732 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1733 crossing 128bit lane boundary.
1735 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1737 Backported from mainline
1738 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1741 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1743 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1744 * config/i386/i386.c: Include reload.h.
1745 (ix86_legitimize_reload_address): New function.
1747 2012-03-28 Martin Jambor <mjambor@suse.cz>
1749 Backported from mainline
1750 2012-03-27 Martin Jambor <mjambor@suse.cz>
1753 * tree-sra.c (sra_modify_assign): Do not call
1754 load_assign_lhs_subreplacements when working with an unscalarizable
1757 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1760 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1761 __builtin_va_start to __builtin_next_arg if the latter is
1762 builtin_decl_explicit_p rather than when it is not.
1765 * tree-vect-generic.c (vector_element): Perform multiplication
1766 for pos in bitsizetype type instead of idx type.
1768 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1770 Backport from 2012-03-28 mainline r185910.
1773 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1774 (avr_builtin_decl): New static function.
1775 (struct avr_builtin_description, avr_bdesc): Move up.
1776 Add GTY marker. Add field fndecl. Remove redundant field id.
1777 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1778 (avr_expand_builtin): Code cleanup because .id is removed.
1780 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1783 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1786 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1788 Backport from 2012-03-28 mainline r185907.
1791 * config.gcc (tm_file): Remove avr/multilib.h.
1793 * doc/invoke.texi (AVR Options): Adjust
1794 documentation of -mtiny-stack.
1796 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1797 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1798 * config/avr/t-avr: Remove generation of multilib.h.
1799 * config/avr/t-multilib: Regenerate.
1800 * config/avr/multilib.h: Remove.
1801 * config/avr/avr.opt (-msp8): New option.
1802 (avr_sp8): New variable.
1803 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1804 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1805 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1806 (avr_device_to_sp8): New prototype.
1807 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1808 (DRIVER_SELF_SPECS): New define.
1809 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1810 __AVR_SP8__, __AVR_HAVE_SPH__.
1811 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1812 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1813 (avr_file_start): Ditto.
1815 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1818 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1819 instead of 8 in adjust_address.
1821 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1823 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1824 of a unit before computing the offset in units.
1826 2012-03-27 Richard Guenther <rguenther@suse.de>
1829 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1832 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1835 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1837 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1840 * varasm.c: Include pointer-set.h.
1841 (pending_assemble_externals_set): New pointer set.
1842 (process_pending_assemble_externals): Destroy the pointer set.
1843 (assemble_external): See if decl is in pending_assemble_externals_set,
1844 and add it to pending_assemble_externals if necessary.
1845 (init_varasm_once): Allocate pending_assemble_externals_set.
1847 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1849 Backported from mainline
1850 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1853 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1854 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1855 (vector_ltgt<mode>): Likewise.
1856 (vector_ordered<mode>): Likewise.
1857 (vector_unordered<mode>): Likewise.
1858 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1860 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1862 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1865 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1867 Backported from mainline
1868 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1872 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1873 GENERAL_REGS and FP_REGS for SImode.
1875 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1878 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1879 on any new_local_var_chain vars declared during recursing on
1880 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1882 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1884 Backport from 2012-03-22 mainline r185692.
1887 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1888 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1889 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1890 (delay_cycles_1, delay_cycles_2): Ditto.
1891 (delay_cycles_3, delay_cycles_4): Ditto.
1892 (nopv, *nopv): Ditto.
1893 (sleep, *sleep): Ditto.
1896 Backport from 2012-03-21 mainline r185605.
1898 PR rtl-optimization/52543
1900 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1901 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1902 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1903 (avr_load_libgcc_p): Restrict to __flash loads.
1904 (avr_out_lpm): Only handle 1-byte loads from __flash.
1905 (avr_load_lpm): New function.
1906 (avr_find_unused_d_reg): Remove.
1907 (avr_out_lpm_no_lpmx): Remove.
1908 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1909 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1910 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1911 (load_<mode>, load_<mode>_clobber): New insns.
1912 (mov<mode>): For multi-byte move from non-generic
1913 16-bit address spaces: Expand to load_<mode> resp.
1914 load_<mode>_clobber.
1915 (load<mode>_libgcc): Remove expander.
1916 (split-lpmx): Remove split.
1918 Backport from 2012-03-13 mainline r185329.
1921 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1922 offset (size) to a value the insns can deal with.
1923 (expand_epilogue): Ditto.
1925 Backport from 2012-03-12 mainline r185256.
1928 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1929 type from reg_class_t to enum reg_class.
1930 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1932 Backport from 2012-03-12 mainline r185253.
1935 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1936 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1937 r184615 from 2012-02-28.
1939 Backport from 2012-03-08 mainline r185105.
1941 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1942 for constants in [-63,63].
1944 Backport from 2012-03-08 mainline r185100.
1947 * config/avr/avr.c (avr_mem_clobber): New static function.
1948 (avr_expand_delay_cycles): Add memory clobber operand to
1949 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1950 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1951 (enable_interrupt, disable_interrupt): New expander.
1952 (nopv, sleep, wdr): New expanders.
1953 (delay_cycles_1): Add memory clobber.
1954 (delay_cycles_2): Add memory clobber.
1955 (delay_cycles_3): Add memory clobber.
1956 (delay_cycles_4): Add memory clobber.
1957 (cli_sei): New insn from former "enable_interrupt",
1958 "disable_interrupt" with memory clobber.
1959 (*wdt): New insn from former "wdt" with memory clobber.
1960 (*nopv): Similar, but for "nopv".
1961 (*sleep): Similar, but for "sleep".
1963 Backport from 2012-03-07 mainline r185043.
1966 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1968 Backport from 2012-03-07 mainline r185032.
1971 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1972 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1973 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1975 Backport from 2012-03-07 mainline r185031.
1978 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1980 * config/avr/avr.md (xload_8): Adjust insn length.
1982 Backport from 2012-03-07 mainline r185030.
1985 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1986 if RAMPZ affects reading from RAM.
1988 Backport from 2012-03-05 mainline r184919.
1990 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1992 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1994 Backport from mainline r185259.
1997 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1998 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2000 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2002 Backported from mainline
2003 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2006 * c-parser.c (c_parser_postfix_expression)
2007 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2009 * config/i386/smmintrin.h: Avoid /* within a comment.
2010 * config/i386/nmmintrin.h: Likewise.
2012 2012-03-22 Richard Guenther <rguenther@suse.de>
2014 * BASE-VER: Set to 4.7.1.
2015 * DEV-PHASE: Set to prerelease.
2017 2012-03-22 Release Manager
2019 * GCC 4.7.0 released.
2021 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2023 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2025 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2026 Andrew Pinski <apinski@cavium.com>
2029 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2030 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2031 calls instead of __builtin_ir{int,ound}*.
2033 2012-03-14 Jakub Jelinek <jakub@redhat.com>
2036 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
2039 2012-03-13 Joseph Myers <joseph@codesourcery.com>
2041 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
2042 Refer to GCC 4.7 version of c99status.html.
2044 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2046 Backport from mainline
2047 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2049 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2050 redefine to be NULL if the current bit-size is different from the
2051 configured bit-size.
2053 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2054 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2055 set the default tuning. Add asserts to make sure the cpu and tune
2056 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2057 test whether the index is set, instead of > 0.
2058 (rs6000_file_start): Do not reset the default cpu if the current
2059 bit-size is different from the configured bit-size.
2061 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2063 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2065 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2066 Update binutils references.
2067 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2068 Update binutils reference.
2069 Update Sun as/GNU ld caveat.
2070 Document binutils largefile requirement for LTO plugin.
2071 Remove reference to alternate libpthread.
2073 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2075 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
2077 (Specific, mips-sgi-irix6): Likewise.
2079 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2081 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2082 * configure: Regenerate.
2084 2012-03-07 Richard Henderson <rth@redhat.com>
2086 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2087 * config/m68k/sync.md (atomic_test_and_set): Use it.
2088 (atomic_test_and_set_1): Likewise.
2090 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2093 * Makefile.in: Let install-gcc-ar depend on installdirs,
2094 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2095 Don't double canonicalize if cross-compiling.
2097 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2099 * trans-mem.c: New typedef for tm_region_p.
2100 Define vector types for tm_region_p.
2101 (tm_region_init): Replace region_worklist to a vector called
2104 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2107 * trans-mem.c (tm_region_init): Use last_basic_block.
2109 2012-03-05 Richard Henderson <rth@redhat.com>
2112 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2113 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2114 BIGGEST_ALIGNMENT is aligned.
2116 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2118 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2120 2012-03-05 Richard Henderson <rth@redhat.com>
2123 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2124 instead of calling negqi2 directly.
2126 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2128 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
2129 (INTMAX_TYPE): Use it.
2130 (UINTMAX_TYPE): Likewise.
2131 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2132 (irix6_c_common_override_options): Declare.
2133 (C_COMMON_OVERRIDE_OPTIONS): Define.
2134 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
2135 * config/mips/irix6-c.c: New file.
2136 * config/mips/t-irix6 (irix6-c.o): New target.
2137 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
2140 2012-03-02 Richard Henderson <rth@redhat.com>
2142 * optabs.c (expand_atomic_test_and_set): Honor
2143 atomic_test_and_set_trueval even when atomic_test_and_set
2144 optab is not in use.
2146 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2148 Backport from mainline
2149 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2151 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2153 2012-03-02 Richard Guenther <rguenther@suse.de>
2155 * DEV-PHASE: Set to prerelease.
2157 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
2159 * config.gcc (obsolete): Add all ARM targets using the FPA.
2160 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2161 * doc/install.texi: Avoid references to obsolete ARM ports.
2163 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
2165 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2167 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
2168 Joern Rennecke <joern.rennecke@embecosm.com>
2170 * doc/extend.texi: Expand and update information on interrupt
2171 attribute for Epiphany.
2173 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2175 * config/sh/sh-protos.h: Update copyright notice dates.
2176 * config/sh/sh.h: Likewise.
2177 * config/sh/sh.md: Likewise.
2178 * config/sh/constraints.md: Likewise.
2179 * config/sh/predicates.md: Likewise.
2181 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2183 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2184 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2186 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2188 * config/sh/constraints.md: Fix comment typo.
2190 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2193 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2194 unsigned HOST_WIDE_INT.
2195 (zvdep_imm64): Likewise.
2196 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2197 (vdepi_and): Likewise.
2198 Likewise for unamed 64-bit patterns.
2199 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2201 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2204 PR rtl-optimization/52417
2205 * cselib.c (cselib_any_perm_equivs): New variable.
2206 (cselib_reset_table): Check that it's not set when not
2207 preserving constants.
2208 (cselib_add_permanent_equiv): Set it.
2209 (cselib_have_permanent_equivalences): New.
2210 (cselib_init, cselib_finish): Reset it.
2211 * cselib.h (cselib_have_permanent_equivalences): Declare.
2212 * alias.c (get_addr): Restore earlier behavior when there
2213 aren't permanent equivalences.
2215 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2217 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2218 * config/v850/v850-modes.def: Fix copyright notice.
2220 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2222 * doc/extend.texi (AVR Built-in Functions): Document
2223 __builtin_avr_flash_segment.
2225 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2226 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2227 (*split.flash_segment): New insn-and-split.
2228 * config/avr/avr.c (avr_init_builtins): Add local variables:
2229 const_memx_void_node, const_memx_ptr_type_node,
2230 char_ftype_const_memx_ptr.
2232 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2234 PR tree-optimization/52445
2235 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2236 add ssa_name_ver, offset and size fields and change store field
2238 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2239 (add_or_mark_expr): Likewise. Only consider previous stores
2240 with the same size and offset.
2241 (nt_init_block): Only look at gimple_assign_single_p stmts,
2242 doesn't look at rhs2.
2244 2012-03-01 Richard Guenther <rguenther@suse.de>
2247 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2248 conversions from integral types to pointer types.
2250 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2252 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2253 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2254 unintentionally removed in r184616.
2256 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2258 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2261 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2262 Uros Bizjak <ubizjak@gmail.com>
2265 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2266 alternatives, add "e" constraint to the new last alternative
2267 and ! to last 3 alternatives.
2269 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2271 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2272 DW_AT_artificial attributes at the end of the processing.
2273 (gen_array_type_die): Likewise.
2274 (gen_enumeration_type_die): Likewise.
2275 (gen_struct_or_union_type_die): Likewise.
2276 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2279 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2282 * expr.c (expand_assignment): If doing misaligned store that doesn't
2283 cover all mode bits, perform a RMW cycle.
2285 PR tree-optimization/52429
2286 * tree-parloops.c (separate_decls_in_region_debug): Return early
2287 if var is LABEL_DECL.
2289 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2291 PR tree-optimization/52424
2292 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2293 calling dom_thread_across_edge.
2295 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2297 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2299 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2301 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2302 * config/avr/avr.c (avr_output_bld): Remove unused function.
2303 (avr_out_sbxx_branch): Use "%T" to print bit position.
2305 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2307 * config/avr/avr.md: Untabify.
2309 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2311 * config/avr/avr.md (eqne): New code iterator.
2312 (*dec-and-branchsi): Use it in text peephole's condition.
2313 (*dec-and-branchhi): Ditto.
2314 (*dec-and-branchqi): Ditto.
2316 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2319 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2320 the device does not have the skip-bug.
2322 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2324 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2325 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2326 -mpretend-cmove): New.
2328 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2331 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2332 doesn't count DEBUG_INSN refs.
2333 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2334 for DEBUG_INSN refs.
2336 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2340 2012-02-20 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/52298
2342 * tree-vect-stmts.c (vectorizable_load): Properly use
2343 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2346 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2349 * gimple.h (gimple_in_transaction): New.
2350 (gimple_set_in_transaction): New.
2351 (struct gimple_statement_base): Add in_transaction field.
2352 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2354 (tree_ssa_lim_initialize): Compute transaction bits.
2355 * tree.h (compute_transaction_bits): Protoize.
2356 * trans-mem.c (tm_region_init): Use the heap to store BB
2358 (compute_transaction_bits): New.
2360 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2362 * gcc.c (display_help): Document --help=common and sort entries
2365 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2367 * doc/install.texi: Document check-$LANG specific shortcuts
2369 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2372 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2374 * config/arm/arm_neon.h: Regenerate.
2375 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2376 (neon_vcgeu): New insn.
2377 (neon_vcgtu): Likewise.
2378 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2379 (ops): Unsigned comparison intrinsics call a different
2382 2012-02-28 Richard Guenther <rguenther@suse.de>
2385 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2386 ordering for the VEC_CONCAT for two element vectors for
2387 V2SFmode, V2SImode and V2DImode.
2389 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2392 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2393 detecting big-endian triplets.
2395 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2397 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2398 mode if there is no type information available.
2400 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2402 PR tree-optimization/53207
2403 * doc/invoke.texi: Document as experimental and relying on graphite.
2405 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2407 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2408 of initializer to changes from r184614.
2410 2012-02-28 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/52395
2413 * tree-sra.c (build_ref_for_offset): Also look at the base
2414 TYPE_ALIGN when figuring out the alignment of the replacement.
2416 2012-02-28 Richard Guenther <rguenther@suse.de>
2418 PR tree-optimization/52402
2419 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2420 mis-aligned types when creating the accesses at the call site.
2422 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2424 * config/avr/builtins.def: New file.
2425 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2426 * config/avr/avr.c (enum avr_builtin_id): Use it.
2427 (avr_init_builtins): Use it. And use avr_bdesc.
2428 (bdesc_1arg): Remove.
2429 (bdesc_2arg): Remove.
2430 (bdesc_3arg): Remove.
2431 (struct avr_builtin_description): Add field n_args.
2432 (avr_bdesc): New static variable using builtins.def.
2433 (avr_expand_builtin): Use it.
2434 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2435 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2436 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2438 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2441 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2442 match only one single hard register with respective hard reg rtx.
2443 (movmemx_<mode>): Ditto.
2444 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2445 insn anatomy of movmem[x]_<mode>.
2446 (avr_out_movmem): Same for printing assembler and operand usage.
2448 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2452 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2453 address spaces located outside of device flash.
2455 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2456 (mcu_type_s): Add field n_flash.
2457 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2458 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2459 (AVR_MCU): Add N_FLASH argument.
2460 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2461 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2462 macro __FLASH<n> if that address space makes sense for the device.
2463 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2464 outside of target flash.
2465 (avr_asm_named_section): Ditto.
2466 (avr_asm_select_section): Ditto.
2467 (avr_addr_space_convert): Ditto.
2468 (avr_emit_movmemhi): Ditto.
2469 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2470 address space is outside of device flash.
2471 (avr_insert_attributes): Ditto.
2472 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2473 avr_current_arch->n_segments.
2475 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2478 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2480 (*movabs<mode>_2): Likewise.
2482 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2485 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2486 s_register_operand in the test instead of REG_P. Don't call
2487 gen_reg_rtx if it won't be used.
2489 PR tree-optimization/52376
2490 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2492 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2494 * ifcvt.c (noce_get_condition): Check condition variable is not
2495 small_register_classes_for_mode_p before accepting.
2497 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2499 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2501 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2504 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2505 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2507 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2509 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2511 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2513 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2515 * config/sh/predicates.md: Remove blank lines.
2516 * config/sh/sh.c: Fix typos in comments.
2517 * config/sh/constraints.md: Likewise.
2518 * config/sh/sh.md: Remove blank lines.
2519 Fix typos in comments. Use ;; as comment characters.
2521 2012-02-26 Walter Lee <walt@tilera.com>
2523 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2524 (replace_mov_pcrel_step2): Ditto.
2526 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2529 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2530 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2531 and locs that reference values newer than the non-canonical value
2532 at hand. Return the canonical value as a worst case.
2533 (memrefs_conflict_p): Walk canonical value's locs.
2536 * cselib.c (preserve_only_constants): Rename to...
2537 (preserve_constants_and_equivs): ... this. Split out...
2538 (invariant_or_equiv_p): ... this. Preserve plus expressions
2539 of other preserved expressions too.
2540 (cselib_reset_table): Adjust.
2541 * var-tracking.c (reverse_op): Use canonical value to build
2544 2012-02-23 Kai Tietz <ktietz@redhat.com>
2546 * config/i386/i386.c (ix86_delegitimize_address): Handle
2547 UNSPEC_PCREL plus displacement.
2549 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2552 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2553 to test for unusedness in st X addressing.
2555 2012-02-24 Richard Guenther <rguenther@suse.de>
2558 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2559 (is_gimple_reg_type): Move inline ...
2560 * gimple.h (is_gimple_reg_type): ... here.
2562 2012-02-24 Richard Guenther <rguenther@suse.de>
2565 * passes.c (execute_function_todo): When verifying SSA form
2566 verify gimple form first.
2567 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2569 2012-02-24 Richard Guenther <rguenther@suse.de>
2572 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2573 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2575 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2577 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2579 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2581 * tree-phinodes.c (make_phi_node): Mark static.
2582 * tree-flow.h (make_phi_node): Remove extern decl.
2583 * doc/gimple.texi (make_phi_node): Remove documentation.
2585 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2587 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2588 * tree-ssa-sccvn.c (print_scc): Ditto.
2590 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2592 * doc/passes.texi (Full redundancy elimination): Fix typo.
2594 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2596 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2598 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2601 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2603 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2606 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2608 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2610 * config/avr/avr.md (code_stdname): Add ior, xor.
2611 (xior): New code iterator.
2612 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2613 (*<code_stdname><mode>qi.byte1-3): Ditto.
2615 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2617 PR tree-optimization/52019
2618 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2621 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2623 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2624 HAVE_INITFINI_ARRAY to work around namespace pollution in
2625 certain versions of newlib system headers.
2626 * config.in: Regenerate.
2627 * configure: Regenerate.
2628 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2629 instead of HAVE_INITFINI_ARRAY.
2631 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2635 is not offsettable memory reference.
2637 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2640 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2641 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2643 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2645 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2646 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2648 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2650 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2651 library on Solaris 8 even without TLS support.
2652 * configure: Regenerate.
2654 2012-02-22 Richard Guenther <rguenther@suse.de>
2657 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2658 for GIMPLE_DEBUG stmts.
2660 2012-02-22 Martin Jambor <mjambor@suse.cz>
2663 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2664 according to the base object.
2666 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2668 PR rtl-optimization/50063
2669 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2670 and 2 (8-bit SP) in operand 2.
2671 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2672 setup to use movhi_sp_r instead of vanilla move to write SP.
2673 Adjust REG_CFA notes to superseed unspec.
2674 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2676 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2677 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2678 irq_state 1 (IRQ known to be on) here.
2680 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2682 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2684 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2685 assign_hard_reg): Likewise.
2687 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2689 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2691 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2694 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2695 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2697 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2699 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2700 prototype from here to...
2701 * config/avr/avr.h: ...here.
2703 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2706 * thumb2.md (thumb2_shiftsi3_short): Split register and
2707 immediate shifts. For register shifts tie operands 0 and 1.
2708 (peephole2 for above): Check that register-controlled shifts
2709 have suitably tied operands.
2711 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2714 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2715 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2716 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2717 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2718 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2719 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2720 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2721 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2722 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2723 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2724 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2725 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2726 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2727 bdver1_ssevector_avx256_unaligned_load,
2728 bdver1_ssevector_sse128_unaligned_load,
2729 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2730 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2731 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2732 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2733 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2734 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2735 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2736 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2737 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2738 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2739 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2740 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2741 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2742 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2743 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2744 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2745 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2746 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2747 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2748 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2749 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2750 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2751 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2752 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2753 bdver1_ssediv_double_load, bdver1_ssediv_double,
2754 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2755 Add "bdver2" attribute.
2757 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2759 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2760 default if possible and not specified otherwise.
2762 2012-02-21 Richard Guenther <rguenther@suse.de>
2765 * gimplify.c (create_tmp_from_val): Use the main variant type
2766 for the type of the temporary we create.
2768 2012-02-21 Richard Guenther <rguenther@suse.de>
2770 PR tree-optimization/52324
2771 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2772 do not gimplify a MEM_REF address operand if it is already
2775 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2777 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2778 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2780 2012-02-21 Richard Guenther <rguenther@suse.de>
2782 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2783 nested_in_vect_loop.
2785 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2787 PR tree-optimization/52318
2788 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2789 vdef also to non-pure/const call stmts in the sequence.
2791 2012-02-20 David S. Miller <davem@davemloft.net>
2793 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2794 don't use the "rd %pc" instruction on v9 for PIC register loads.
2796 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2799 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2800 in a transaction safe function.
2802 2012-02-20 Kai Tietz <ktietz@redhat.com>
2805 * stor-layout.c (place_field): Handle desired_align for
2808 2012-02-20 Richard Guenther <rguenther@suse.de>
2810 PR tree-optimization/52298
2811 * tree-vect-stmts.c (vectorizable_store): Properly use
2812 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2814 (vectorizable_load): Likewise.
2815 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2816 Access DR_STEP after ensuring it is not NULL.
2818 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2820 PR tree-optimization/52286
2821 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2822 optimization use double_int_to_tree instead of build_int_cst_wide,
2823 rewrite to use double_int vars.
2825 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2828 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2830 Remove -e 0 from $gcc_cv_ld invocation.
2831 Only use __GLIBC_PREREQ if defined.
2832 Enable on Solaris since Solaris 8 patch.
2833 (gcc_SUN_LD_VERSION): New macro.
2834 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2835 gcc_SUN_LD_VERSION for version number format.
2836 * configure: Regenerate.
2837 * varasm.c (get_elf_initfini_array_priority_section): Set
2838 SECTION_NOTYPE for non-default priority.
2839 Use get_section instead of get_unnamed_section to emit
2840 .init_array/.fini_array with default priority.
2842 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2844 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2845 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2846 (mips_start_unique_function, mips_output_mips16_rdhwr)
2847 (mips_code_end): New functions.
2848 (TARGET_ASM_CODE_END): Define.
2850 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2852 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2853 to stubs with non-sibling calls.
2855 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2857 * doc/invoke.texi (-fira-* options): Copy-edit.
2858 (ira-* parameters): Copy-edit.
2860 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2862 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2863 GCC coding conventions.
2865 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2867 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2868 when used as adjectives.
2870 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2872 * doc/invoke.texi: Clean up "that"/"which" confusion.
2874 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2876 * system.h: Poison SMALL_REGISTER_CLASSES
2877 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2878 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2880 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2882 PR tree-optimization/52285
2883 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2884 when deciding if a call is a tail call or tail recursion.
2886 2012-02-16 Kai Tietz <ktietz@redhat.com>
2888 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2889 interger-constant displacement for UNSPEC_PCREL.
2891 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2893 PR rtl-optimization/52208
2894 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2895 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2897 PR tree-optimization/52255
2898 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2899 loop->header has virtual PHI, but exit_e->dest doesn't, add
2900 virtual PHI to exit_e->dest and adjust all uses after the loop.
2903 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2904 children with clone_tree_hash, not after it.
2906 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2908 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2909 extended identifiers.
2911 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2914 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2915 a same_body_alias, also test whether e->callee isn't a former
2916 or current clone of the decl this is a same body alias of.
2918 PR translation/52264
2919 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2921 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2923 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2925 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2928 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2929 force_reg instead of copy_to_reg for better optimization. Force
2930 non-register or memory operands into a register.
2932 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2934 * extend.texi: Reserve upper bits of memory model for future use.
2936 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2937 Anatoly Sokolov <aesok@post.ru>
2938 Eric Weddington <eric.weddington@atmel.com>
2941 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2942 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2943 Rewrite initializers for .macro.
2944 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2945 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2946 atxmega32d4, atxmega32x1.
2947 avrxmega4: atxmega64a3, atxmega64d3.
2948 avrxmega5: atxmega64a1, atxmega64a1u.
2949 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2950 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2951 avrxmega7: atxmega128a1, atxmega128a1u.
2952 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2953 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2954 (struct base_arch_s): Rename reserved to xmega_p.
2955 Rename reserved2 to have_rampd.
2956 (AVR_XMEGA): New define.
2957 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2958 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2959 * config/avr/predicates.md (io_address_operand): Take into
2961 (low_io_address_operand): Ditto.
2962 (high_io_address_operand): Ditto.
2963 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2964 (enabled, movhi_sp_r): Use them.
2965 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2966 cpp_define_formatted to built-in define __AVR_ARCH__.
2967 (__AVR_XMEGA__): New built-in define.
2968 (__AVR_HAVE_RAMPD__): New built-in define.
2969 (__AVR_HAVE_RAMPX__): New built-in define.
2970 (__AVR_HAVE_RAMPY__): New built-in define.
2971 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2973 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2974 (avr_option_override): Initialize them.
2975 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2976 (avr_init_expanders): Initialize them. No more block several calls.
2977 (emit_push_sfr): New static function.
2978 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2980 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2981 (avr_print_operand): Print addreeses as symbols for
2982 RAMPX, RAMPY, RAMPD, CCP.
2983 (output_movhi): Handle AVR_XMEGA when writing to SP.
2984 (avr_out_movhi_mr_r_xmega): New static function.
2985 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2986 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2987 __RAMPD__, __CCP__ as needed.
2989 * config/avr/multilib.h: Regenerate.
2990 * config/avr/t-multilib: Regenerate.
2991 * config/avr/avr-tables.opt: Regenerate.
2993 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2995 PR tree-optimization/50561
2996 * graphite-flattening.c (lst_project_loop): Do not
2997 remove old scattering dimensions after flattening.
2998 (lst_do_flatten): Likewise.
3000 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3002 * doc/extend.texi (AVR Built-in Functions): Remove doc for
3003 __builtin_avr_map8, __builtin_avr_map16.
3004 Document __builtin_avr_insert_bits.
3006 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3007 (insert_bits): New insn.
3008 (adjust_len.map_bits): Rename to insert_bits.
3009 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3010 * avr-protos.h (avr_out_map_bits): Remove.
3011 (avr_out_insert_bits, avr_has_nibble_0xf): New.
3012 * config/avr/constraints.md (Cxf,C0f): New.
3013 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3014 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3015 New built-in define __BUILTIN_AVR_INSERT_BITS.
3016 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3017 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3018 (avr_move_bits): Rewrite.
3019 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3021 (avr_map_op_t): New typedef.
3022 (avr_map_op): New static variable.
3023 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3024 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3025 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3026 (bdesc_3arg, avr_expand_triop_builtin): New.
3027 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3028 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3029 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3030 (avr_map_equal_p, avr_map_sig_p): Remove.
3031 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3032 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3033 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3034 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3035 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3036 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3038 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3040 * config/c6x/c6x.md (reserve_cycles): New attribute.
3041 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3042 don't reserve functional units after the branch occurs.
3044 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3047 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3048 functions into non-tm_pure functions.
3050 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3053 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3054 (iterative_hash_canonical_type): Likewise.
3055 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3058 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3060 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3061 sched-group insn, it either remains alone or the entire list is pruned.
3063 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3065 * doc/install.texi (Prerequisites): Fix grammar.
3066 (Configuration): Likewise.
3068 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3070 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3071 MPC as part of GCC before describing configuring with --with-gmp etc.
3072 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3073 sources are present.
3075 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3078 * dwarf2out.c (clone_tree_hash): New function.
3079 (copy_decls_walk): Use it instead of clone_tree.
3081 2012-02-14 Richard Guenther <rguenther@suse.de>
3083 PR tree-optimization/52244
3084 PR tree-optimization/51528
3085 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3086 replacements for integral types.
3088 2012-02-14 Walter Lee <walt@tilera.com>
3090 * config.gcc: Handle tilegx and tilepro.
3091 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3093 Add HAVE_AS_TLS check for tilegx and tilepro.
3094 * configure: Regenerate.
3095 * doc/contrib.texi: Add Mat Hostetter and self.
3096 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3097 Document instruction intrinsics and network accessing intrinsics.
3098 (TILEPro Built-in Functions): New node. Document instruction
3099 intrinsics and network accessing intrinsics.
3100 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3101 (Specific, tilepro-*-linux*): Likewise.
3102 * doc/invoke.texi (TILE-Gx Options): New section.
3103 (TILEPro Options): New section.
3104 * doc/md.texi (TILE-Gx): New section.
3105 (TILEPro): New section.
3106 * common/config/tilegx/tilegx-common.c: New file.
3107 * common/config/tilepro/tilepro-common.c: New file.
3108 * config/tilegx/constraints.md: New file.
3109 * config/tilegx/linux.h: New file.
3110 * config/tilegx/mul-tables.c: New file.
3111 * config/tilegx/predicates.md: New file.
3112 * config/tilegx/sync.md: New file.
3113 * config/tilegx/t-tilegx: New file.
3114 * config/tilegx/tilegx-builtins.h: New file.
3115 * config/tilegx/tilegx-c.c: New file.
3116 * config/tilegx/tilegx-generic.md: New file.
3117 * config/tilegx/tilegx-modes.def: New file.
3118 * config/tilegx/tilegx-multiply.h: New file.
3119 * config/tilegx/tilegx-protos.h: New file.
3120 * config/tilegx/tilegx.c: New file.
3121 * config/tilegx/tilegx.h: New file.
3122 * config/tilegx/tilegx.md: New file.
3123 * config/tilegx/tilegx.opt: New file.
3124 * config/tilepro/constraints.md: New file.
3125 * config/tilepro/gen-mul-tables.cc: New file.
3126 * config/tilepro/linux.h: New file.
3127 * config/tilepro/mul-tables.c: New file.
3128 * config/tilepro/predicates.md: New file.
3129 * config/tilepro/t-tilepro: New file.
3130 * config/tilepro/tilepro-builtins.h: New file.
3131 * config/tilepro/tilepro-c.c: New file.
3132 * config/tilepro/tilepro-generic.md: New file.
3133 * config/tilepro/tilepro-modes.def: New file.
3134 * config/tilepro/tilepro-multiply.h: New file.
3135 * config/tilepro/tilepro-protos.h: New file.
3136 * config/tilepro/tilepro.c: New file.
3137 * config/tilepro/tilepro.h: New file.
3138 * config/tilepro/tilepro.md: New file.
3139 * config/tilepro/tilepro.opt: New file.
3141 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3143 PR tree-optimization/52210
3144 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3145 vect_model_simple_cost with two entry vect_def_type array instead
3146 of an address of dt.
3148 2012-02-14 Richard Guenther <rguenther@suse.de>
3151 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3152 Do not stream DECL_QUALIFIER.
3153 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3154 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3155 (find_decls_types_r): Do not walk DECL_QUALIFIER.
3157 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3160 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3163 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3166 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3167 * cselib.c (cselib_subst_to_values_from_insn): New function.
3168 * sched-deps.c (add_insn_mem_dependence,
3169 sched_analyze_1, sched_analyze_2): Use it.
3171 2012-02-13 Jan Hubicka <jh@suse.cz>
3174 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3176 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3178 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3179 (GTM_SELF_SPECS): Define if not already defined.
3180 (driver_self_specs): Add GTM_SELF_SPECS.
3181 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3182 (GTM_SELF_SPECS): Define.
3183 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3184 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3186 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3188 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3191 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3194 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3195 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3197 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3200 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3202 2012-02-13 Richard Guenther <rguenther@suse.de>
3204 PR translation/52211
3205 * passes.c (enable_disable_pass): Fix typo.
3207 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3210 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3211 XOR for reduce_bit_field if type is unsigned.
3213 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3215 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3216 disallow changes from SFmode to mode with different size in FP regs.
3218 2012-02-12 Robert Millan <rmh@gnu.org>
3219 Gerald Pfeifer <gerald@pfeifer.com>
3221 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3224 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3226 PR rtl-optimization/52175
3227 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3228 to frame-related instructions.
3230 2012-02-10 Jason Merrill <jason@redhat.com>
3233 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3234 (demangle_new_symbols): Fill it.
3235 (scan_linker_output): Walk it.
3236 (start_tweaking): Split out from scan_linker_output.
3237 (maybe_tweak): Update sym->chosen.
3238 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3240 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3243 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3245 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3247 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3248 having the same mode as previous compare.
3250 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3252 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3253 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3254 (nonlocal_goto_internal): Likewise.
3255 (nonlocal_goto): Emit a use and an indirect jump directly.
3257 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3260 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3261 __atomic_{is,always}_lock_free.
3263 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3266 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3267 negative constant address for x32.
3269 2012-02-10 Richard Henderson <rth@redhat.com>
3271 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3272 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3273 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3275 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3276 Ira Rosen <irar@il.ibm.com>
3278 PR tree-optimization/50031
3279 * targhooks.c (default_builtin_vectorization_cost): Handle
3281 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3282 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3283 all types of reduction and pattern statements.
3284 (vect_estimate_min_profitable_iters): Likewise.
3285 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3286 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3287 for explicit realigns.
3288 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3289 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3291 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3292 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3293 vec_perm for VSX and handle vec_promote_demote.
3295 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3298 * builtins.c (fold_builtin_atomic_always_lock_free,
3299 expand_builtin_atomic_always_lock_free,
3300 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3301 Return and/or test boolean_true_node/boolean_false_node instead of
3302 integer_one_node/integer_zero_node.
3304 2012-02-10 Jan Hubicka <jh@suse.cz>
3307 * predict.c (predict_paths_for_bb): Prevent looping.
3308 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3310 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3312 * config/arm/arm.c (output_move_double): In one case properly
3313 count number of instructions that will be emitted.
3315 2012-02-10 Richard Guenther <rguenther@suse.de>
3317 PR translation/52193
3318 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3320 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3323 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3325 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3328 * var-tracking.c (emit_note_insn_var_location): If
3329 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3330 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3331 non-NOTE_DURING_CALL_P insn.
3333 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3336 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3338 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3341 * gcc.c (switch_matches) Support switches with separated form,
3344 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3346 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3348 (RAMPZ_ADDR): Ditto.
3349 * config/avr/avr.c (avr_addr_t): New typedef.
3350 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3351 (avr_init_expanders): Initialize it.
3352 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3354 (expand_epilogue): Ditto.
3355 (avr_print_operand): Ditto.
3356 (avr_file_start): Ditto.
3357 (avr_emit_movmemhi): Ditto.
3359 2012-02-08 Richard Guenther <rguenther@suse.de>
3361 PR tree-optimization/46886
3362 * tree-flow.h (do_while_loop_p): Declare.
3363 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3364 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3366 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3368 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3369 always succeed for integers larger than a native word.
3371 2012-02-08 Richard Guenther <rguenther@suse.de>
3373 PR rtl-optimization/52170
3374 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3375 properly handle integer vector modes.
3377 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3379 PR gcov-profile/52150
3380 * coverage.c: Include target.h.
3381 (build_var): Call targetm.strip_name_encoding on the assembler name.
3382 Change one _ into . or $ if the target allows it.
3383 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3385 PR rtl-optimization/52139
3386 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3387 is a BARRIER after emit_insn_after_noloc, move BB_END
3388 to the last non-BARRIER insn before it.
3390 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3393 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3394 (mips_gimplify_va_arg_expr): Call it instead of
3395 std_gimplify_va_arg_expr.
3397 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3399 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3400 message for -mno-pointers-to-nested-function.
3402 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3405 * expr.c (get_inner_reference): If there is an offset, add a negative
3406 bit position to it (if any).
3408 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3410 PR rtl-optimization/52060
3411 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3412 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3413 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3414 and/or i0src_copy2 when needed.
3416 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3418 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3419 or LTOPLUGINSONAME if have_c.
3421 * config/freebsd-spec.h: Add comment about what macros can be defined
3423 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3424 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3427 2012-02-07 Richard Guenther <rguenther@suse.de>
3429 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3430 newline in -alias dumps.
3432 2012-02-07 Kai Tietz <ktietz@redhat.com>
3433 Dave Korn <dave.korn.cygwin@gmail.com>
3436 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3437 Take care that typinfo gets dllexport-attribute.
3439 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3442 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3443 if modifier < EXPAND_SUM call force_operand on the result.
3445 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3447 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3448 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3450 (epiphany_function_type): Replace types for specific interrupts with
3451 EPIPHANY_FUNCTION_INTERRUPT.
3452 (EPIPHANY_INTERRUPT_P): Update.
3453 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3454 New static function.
3455 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3456 <disinterrupt>: Affects type identity.
3457 (epiphany_handle_interrupt_attribute): Handle variable number of
3459 (epiphany_compute_function_type): Update for new
3460 epiphany_function_type definition.
3461 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3462 handlers with a longcall forwarder.
3463 (epiphany_start_function): Handle multiple interrupt arguments and/or
3464 forwarder_section attribute.
3466 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3469 2012-02-07 Alan Modra <amodra@gmail.com>
3472 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3475 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3477 PR tree-optimization/50969
3478 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3479 use vec_perm rather than vector_stmt.
3480 (vect_model_load_cost): Likewise.
3481 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3482 vec_perm to be the same as other vector statements.
3483 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3484 cost of vec_perm for TARGET_VSX.
3486 2012-02-06 Richard Guenther <rguenther@suse.de>
3488 PR tree-optimization/52115
3489 * tree-sra.c (access_has_replacements_p): New function.
3490 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3492 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3495 * trans-mem.c (expand_call_tm): Add an assertion.
3496 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3499 2012-02-06 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/50955
3502 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3503 raise cost of expressions that replace an address with an
3504 expression based on a different pointer.
3506 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3509 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3510 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3512 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3515 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3516 -Weffc++ and specify guidelines come from second edition.
3518 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3520 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3521 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3522 (call_direct_split, call_value_split, call_value_internal_direct)
3523 (call_value_direct_split, call_value_multiple_split): Use jal and
3524 jal_macro attributes.
3526 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3528 * reload1.c (reload_regs_reach_end_p): Replace with...
3529 (reload_reg_rtx_reaches_end_p): ...this function.
3530 (new_spill_reg_store): Update commentary.
3531 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3532 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3533 before setting new_spill_reg_store.
3534 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3535 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3536 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3537 for non-spill reload registers.
3539 2012-02-05 Ira Rosen <irar@il.ibm.com>
3541 PR tree-optimization/52091
3542 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3543 (vect_is_simple_use_1): Likewise.
3544 * tree-vect-loop.c (vectorizable_reduction): Update calls
3545 to vect_is_simple_use_1 and vect_is_simple_use.
3546 (vectorizable_live_operation): Likewise.
3547 * tree-vect-patterns.c (widened_name_p,
3548 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3549 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3550 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3551 vectorizable_shift,vectorizable_operation, vectorizable_store,
3552 vectorizable_load): Likewise.
3553 (vect_is_simple_cond): Add an argument, pass it to
3554 vect_is_simple_use_1.
3555 (vectorizable_condition): Update calls to vect_is_simple_cond,
3557 (vect_is_simple_use): Add an argument, the statement in which
3558 OPERAND is used. Check that if OPERAND's def stmt is a double
3559 reduction phi node, the use is a phi node too.
3560 (vect_is_simple_use_1): Add an argument, pass it to
3562 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3563 to vect_is_simple_use.
3565 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3567 PR rtl-optimization/52095
3568 * modulo-sched.c (dump_insn_locator): New function.
3569 (loop_canon_p, sms_schedule): Use it.
3571 PR rtl-optimization/52113
3572 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3573 even for decomposable shift/zext insns.
3575 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3576 Zdenek Dvorak <ook@ucw.cz>
3578 PR rtl-optimization/52092
3579 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3580 on get_iv_value result.
3582 2012-02-02 Andrew Pinski <apinski@cavium.com>
3586 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3588 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3591 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3593 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3595 PR rtl-optimization/49800
3596 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3597 (sched_finish): Call regstat_free_n_sets_and_refs.
3599 2012-02-02 Jia Liu <proljc@gmail.com>
3601 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3604 2012-02-02 Jan Hubicka <jh@suse.cz>
3605 Tom de Vries <tom@codesourcery.com>
3608 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3609 * varpool.c (varpool_analyze_pending_decls): Likewise.
3611 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3612 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3614 * config.gcc: Add cr16-* support.
3616 * doc/extend.texi: Document cr16 extensions.
3617 * doc/install.texi: Document cr16 install.
3618 * doc/invoke.texi: Document cr16 options.
3619 * doc/md.texi: Document cr16 constraints.
3621 * common/config/cr16/cr16-common.c: New file.
3622 * config/cr16/cr16.c: New file.
3623 * config/cr16/cr16.h: New file.
3624 * config/cr16/cr16.md: New file.
3625 * config/cr16/cr16.opt: New file.
3626 * config/cr16/cr16-protos.h: New file.
3627 * config/cr16/predicates.md: New file.
3628 * config/cr16/constraints.md: New file.
3629 * config/cr16/t-cr16: New file.
3631 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3634 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3635 that operands[2] is either immediate, or q_regs_operand.
3637 PR tree-optimization/52073
3638 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3639 a pattern stmt for pattern uses, ignore uses outside of the loop.
3641 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3643 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3644 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3645 (OUT_AS1, OUT_AS2): Remove.
3647 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3649 PR rtl-optimization/51374
3650 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3651 to cross other volatile_refs_p insns.
3653 2012-02-01 Richard Guenther <rguenther@suse.de>
3655 * doc/invoke.texi (fno-inline): Clarify documentation.
3656 (finline-small-functions): Likewise.
3657 (finline-functions): Likewise.
3658 * common.opt (finline): Adjust comment and documentation.
3659 (finline-small-functions): Clarify documentation.
3660 (finline-functions): Likewise.
3661 (finline-functions-called-once): Likewise.
3663 2012-02-01 Tristan Gingold <gingold@adacore.com>
3665 * c-typeck.c (composite_type): Keep mode for pointers.
3667 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3669 * function.h (regno_reg_rtx): Adjust comment.
3670 * reginfo.c (init_reg_modes_target): Only use the previous mode
3671 if it fits within one register. Remove MIPS comment.
3673 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3676 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3678 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3680 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3681 to srak instruction.
3683 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3685 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3687 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3692 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3694 2012-01-31 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/51528
3697 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3700 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3705 * ree.c (add_removable_extension): Change def_map argument
3706 to unsigned *, store in def_map 1 + offset into *insn_list vector
3707 instead of pointers into the vector.
3708 (find_removable_extensions): Adjust caller.
3710 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3712 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3713 Transform all "* quoted-c-code" to { c-code }.
3714 Remove redundant test for "optimize" in combine patterns.
3715 Move (include "avr-dimode.md") to end of file.
3717 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3720 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3721 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3723 2012-01-30 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/52028
3726 * tree-loop-distribution.c (ldist_gen): Properly update
3729 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3732 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3733 set_cur_line_info_table if not emitting debug info.
3735 PR tree-optimization/52046
3736 * tree-vect-patterns.c (check_bool_pattern): Give up if
3737 a comparison could throw.
3740 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3742 2012-01-30 Richard Guenther <rguenther@suse.de>
3744 PR tree-optimization/52045
3745 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3746 SSA form if cfgcleanup did anything.
3748 2012-01-30 Richard Guenther <rguenther@suse.de>
3750 PR tree-optimization/52045
3751 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3752 before computing final todo.
3754 2012-01-30 Richard Guenther <rguenther@suse.de>
3756 PR tree-optimization/51528
3757 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3760 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3762 * df-problems.c (df_kill_notes): Check that the use refers
3763 to the note under examination.
3765 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3768 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3769 parameter and use short-lived pseudos.
3770 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3771 (sparc_expand_vector_init): Const-ify local variables and adjust
3772 calls to above functions.
3774 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3776 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3778 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3780 * doc/invoke.texi: Make usage of "compile time" and
3781 "run time"/"runtime" consistent throughout the file.
3783 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3785 * config/alpha/alpha.c (alpha_option_override): Default to
3786 full IEEE compliance mode for Go language.
3788 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3790 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3791 (LINK_SSP_SPEC): Define.
3793 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3796 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3799 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3801 * doc/invoke.texi: Correct hyphenation of "floating point",
3802 "double precision", and related terminology throughout the file.
3804 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3807 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3808 arm_general_register_operand predicate for operand 2 instead of
3811 2012-01-27 Ian Lance Taylor <iant@google.com>
3814 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3815 * builtins.c (expand_builtin_init_trampoline): Add onstack
3816 parameter. Change caller.
3817 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3818 * tree.c (build_common_builtin_nodes): Declare
3819 __builtin_init_heap_trampoline.
3821 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3823 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3824 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3825 * config/avr/avr.c: Ditto.
3826 (avr_regnames): Remove because unused.
3827 * config/avr/avr.md (*cpse.ne): New peephole.
3828 (*cpse.eq): New peephole from former cpse peepholes.
3830 2012-01-27 Michael Eager <eager@eagercon.com>
3832 * config/microblaze.c (microblaze_emit_compare): Correct
3833 test after pcmp instruction.
3835 2012-01-27 Richard Guenther <rguenther@suse.de>
3837 PR tree-optimization/52020
3838 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3840 2012-01-27 Richard Guenther <rguenther@suse.de>
3842 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3843 function non-const/pure.
3845 2012-01-27 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/50444
3848 * tree-sra.c (build_ref_for_offset): Properly adjust the
3849 MEM_REF type for unaligned accesses.
3851 2012-01-27 Richard Guenther <rguenther@suse.de>
3853 PR tree-optimization/50444
3854 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3855 (expand_assignment): Use it. Properly handle misaligned
3856 bases when expanding stores to component references.
3857 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3860 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3863 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3864 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3865 * tree-data-ref.c (find_data_references_in_loop): Make static.
3866 (compute_all_dependences): Change return type to bool. Bail out
3867 for too many datarefs in a loop. Move the hunk resetting the data
3868 dependences vector from ...
3869 (compute_data_dependences_for_loop): ... here. Account for
3870 compute_all_dependences returning false.
3871 (compute_data_dependences_for_bb): Likewise.
3872 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3873 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3875 2012-01-27 Richard Guenther <rguenther@suse.de>
3878 * expr.c (store_field): Use the alias-set of the scratch memory
3881 2012-01-27 Tom de Vries <tom@codesourcery.com>
3883 PR tree-optimization/51990
3884 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3886 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3888 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3891 * var-tracking.c (reverse_op): Don't add any reverse operation
3892 if V already has any constant locations.
3894 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3896 * doc/invoke.texi: Correct usage of "command line" (noun)
3897 vs "command-line" (adjective) throughout.
3899 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3901 * doc/invoke.texi (Language Independent Options): Move
3902 -Wcoverage-mismatch blurb from here....
3903 (Warning Options): ...to here.
3905 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3907 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3908 Set rs6000_always_hint to false for 476.
3910 2012-01-27 Matthias Klose <doko@ubuntu.com>
3912 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3914 * incpath.c (add_standard_paths): Likewise.
3916 2012-01-27 Richard Henderson <rth@redhat.com>
3918 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3919 * config/m68k/sync.md (atomic_test_and_set): Rename from
3920 sync_test_and_setqi and adjust the operands.
3921 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3922 and unconditionally enable.
3924 2012-01-27 Richard Henderson <rth@redhat.com>
3926 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3927 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3928 (ldstub): Rename from ldstubqi.
3929 (ldstub<I24MODE>): Remove.
3931 2012-01-27 Richard Henderson <rth@redhat.com>
3933 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3934 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3935 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3936 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3937 * doc/tm.texi: Rebuild.
3939 2012-01-27 Richard Henderson <rth@redhat.com>
3941 * optabs.c (gen_atomic_test_and_set): Remove default.
3942 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3944 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3946 PR rtl-optimization/51978
3947 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3948 (combine_reaching_defs): Likewise.
3949 (struct re_info): Remove.
3950 (add_removable_extension): Remove x and data arguments,
3951 add insn, insn_list and def_map. Use the arguments directly
3952 instead of using struct re_info.
3953 (find_removable_extensions): Don't call add_removable_extension
3954 through note_stores, instead just call it with single_set
3956 (find_and_remove_re): Pass curr_cand->expr instead of
3957 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3959 2012-01-26 Michael Matz <matz@suse.de>
3961 PR tree-optimization/46590
3962 * cfgexpand.c: Revert last change (r183305).
3963 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3965 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3966 checking for emptiness.
3968 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3971 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3972 non-addressable non-BLKmode base correctly.
3974 2012-01-26 Michael Matz <matz@suse.de>
3976 PR tree-optimization/48794
3977 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3978 regions referenced from RESX/EH_DISPATCH.
3980 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3982 * config/s390/s390.h: Make BRANCH_COST an option.
3983 * config/s390/s390.opt: New option -mbranch-cost.
3985 2012-01-26 Richard Henderson <rth@redhat.com>
3987 Revert 2012-01-24 change:
3988 * trans-mem.c (requires_barrier): Do not instrument thread local
3989 variables and emit save/restore for them.
3991 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3994 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3997 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3999 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
4002 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
4005 Rename __pgm to __flash.
4006 Rename __pgm1 to __flash1.
4007 Rename __pgm2 to __flash2.
4008 Rename __pgm3 to __flash3.
4009 Rename __pgm4 to __flash4.
4010 Rename __pgm5 to __flash5.
4011 Rename __pgmx to __memx.
4012 * doc/extend.texi (AVR Named Address Spaces)
4013 Rename address space names as indicated above.
4014 * config/avr/avr.c (avr_addrspace): Ditto.
4016 * config/avr/avr-protos.h
4017 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4018 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4019 * config/avr/predicates.md: Ditto.
4020 * config/avr/avr.c Ditto, and
4021 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4022 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4024 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4025 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4026 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4027 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4028 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4029 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4030 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4031 * config/avr/avr.c: Ditto.
4032 * config/avr/avr.md: Ditto.
4034 2012-01-25 Jason Merrill <jason@redhat.com>
4037 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4039 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4041 PR tree-optimization/51987
4042 * tree-data-ref.c (get_references_in_stmt): Handle references in
4043 non-volatile GIMPLE_ASM.
4045 2012-01-25 Richard Guenther <rguenther@suse.de>
4047 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4048 bases are dereferenced.
4050 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4052 PR rtl-optimization/48374
4053 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4055 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4057 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4058 compute_data_dependences_for_loop returns false.
4059 * tree-parloops.c (loop_parallel_p): Likewise.
4061 2012-01-25 Richard Guenther <rguenther@suse.de>
4063 * tree.h (get_pointer_alignment_1): Declare.
4064 * builtins.c (get_pointer_alignment_1): New function.
4065 (get_pointer_alignment): Use it.
4067 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4069 PR rtl-optimization/48308
4070 * combine.c (enum undo_kind): Add UNDO_LINKS.
4071 (struct undo): Add member l to other_contents and where.
4072 (do_SUBST_LINK): New.
4074 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4075 (undo_all): Handle UNDO_LINKS.
4077 2012-01-25 Richard Henderson <rth@redhat.com>
4079 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
4082 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4084 * optabs.c (gen_atomic_test_and_set): Use each argument.
4086 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4088 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
4089 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
4090 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
4091 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
4092 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
4093 TARGET_PAIRED_SINGLE_FLOAT.
4095 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4097 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4098 (in_struct, return_val): Remove MEM documentation.
4099 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
4100 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4101 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
4103 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4104 * cfgexpand.c (add_alias_set_conflicts): Likewise.
4105 * expr.c (store_field): Likewise.
4106 * function.c (assign_stack_temp_for_type): Likewise.
4107 * ifcvt.c (noce_try_cmove_arith): Likewise.
4108 * reload1.c (reload): Likewise.
4109 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
4110 (alpha_set_memflags): Likewise.
4111 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
4113 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4115 * rtl.h (true_dependence, canon_true_dependence): Remove varies
4117 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
4118 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
4119 (true_dependence_1, true_dependence, canon_true_dependence): Remove
4121 * cselib.c (cselib_rtx_varies_p): Delete.
4122 (cselib_invalidate_mem): Update call to canon_true_dependence.
4123 * dse.c (record_store, check_mem_read_rtx): Likewise.
4124 (scan_reads_nospill): Likewise.
4125 * cse.c (check_dependence): Likewise.
4126 (cse_rtx_varies_p): Delete.
4127 * expr.c (safe_from_p): Update call to true_dependence.
4128 * ira.c (validate_equiv_mem_from_store): Likewise.
4129 (memref_referenced_p): Likewise.
4130 * postreload-gcse.c (find_mem_conflicts): Likewise.
4131 * sched-deps.c (sched_analyze_2): Likewise.
4132 * store-motion.c (load_kills_store): Likewise.
4133 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
4134 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4135 (compute_transp): Update call to canon_true_dependence.
4137 2012-01-25 Richard Henderson <rth@redhat.com>
4139 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
4140 (maybe_emit_atomic_test_and_set): New.
4141 (expand_sync_lock_test_and_set): Use it.
4142 (expand_atomic_test_and_set): Likewise.
4143 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
4144 the implementation; clarify implementation defined details.
4145 * doc/md.texi (atomic_test_and_set): Document.
4147 2012-01-25 Richard Henderson <rth@redhat.com>
4149 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
4151 2012-01-25 Richard Henderson <rth@redhat.com>
4154 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
4155 to effect no-op split.
4157 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4160 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
4161 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
4162 (BT_FN_VOID_PTR_INT_SIZE): New.
4163 (BT_FN_UINT_UINT_VAR): Remove.
4164 (BT_FN_UINT32_UINT32_VAR): New.
4165 (BT_FN_DOUBLE_VPTR): Remove.
4166 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
4168 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
4169 (_ITM_changeTransactionMode): Same.
4170 (_ITM_memmoveRtWt): Change return type to void.
4171 (_ITM_memcpyRtWt): Same.
4172 (_ITM_memsetW): Same.
4173 (_ITM_RaRD): Change types to double.
4178 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4180 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4181 Patrick Marlier <patrick.marlier@gmail.com>
4183 * trans-mem.c (requires_barrier): Do not instrument thread local
4184 variables and emit save/restore for them.
4186 2012-01-24 Jason Merrill <jason@redhat.com>
4189 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4190 output static aliases.
4192 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4195 * common.opt (-pie, -shared, pie, shared): Change from Common to
4197 * gcc.c (display_help): Display help for -pie and -shared.
4199 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4202 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4203 Remove note on size/offset limitation.
4204 (AVR Variable Attributes): Add example how to read data located
4205 with progmem. Refer to named address spaces.
4206 * doc/invoke.texi (AVR Options): Fix typo.
4208 2012-01-24 Richard Guenther <rguenther@suse.de>
4210 Forward-port to trunk
4211 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4214 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4215 op0 isn't sufficiently aligned and there is movmisalignM
4216 insn for mode, use it to load op0 into a temporary register.
4218 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4221 * target.def (const_not_ok_for_debug_p): New hook.
4222 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4224 * doc/tm.texi: Regenerated.
4225 * dwarf2out.c (const_ok_for_output_1): If
4226 targetm.const_not_ok_for_debug_p returns true, fail.
4227 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4229 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4231 2012-01-23 Kai Tietz <ktietz@redhat.com>
4234 * config/i386/predicates.md (symbolic_operand): Allow
4235 UNSPEC_PCREL as PIC expression for lea.
4236 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4237 * config/i386/i386.c (ix86_delegitimize_address): Handle
4238 UNSPEC_PCREL for none-MEM, too.
4240 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4242 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4243 (ipa_tm_create_version_alias): Same.
4245 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4248 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4249 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4251 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4252 Patrick Marlier <patrick.marlier@gmail.com>
4253 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4256 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4257 simple_object_start_read.
4259 2012-01-23 Richard Guenther <rguenther@suse.de>
4262 PR tree-optimization/51895
4263 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4264 parameter decomposition into BLKmode components.
4266 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4268 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4269 fake variables for restrict-qualified pointers whose pointed-to type
4270 contains a placeholder.
4272 2012-01-23 Richard Guenther <rguenther@suse.de>
4274 PR tree-optimization/51949
4275 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4277 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4279 PR rtl-optimization/51933
4280 * ree.c (transform_ifelse): Return true right away if dstreg is
4281 already wider or equal to cand->mode.
4282 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4283 (make_defs_and_copies_lists): Remove defs_list and copies_list
4284 arguments, add state argument, just truncate state->work_list
4285 instead of always allocating and freeing the vector. Assert that
4286 get_defs succeeds instead of returning 2. Changed return type to bool.
4287 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4288 have ext_src_mode, see if it has been modified already with the
4289 right kind of extension and has been extended before from the
4290 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4291 just return true. Remember the original mode in state->modified array.
4292 (combine_reaching_defs): Add state argument. Don't allocate and
4293 free here def_list, copied_list and vec vectors, instead just
4294 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4295 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4296 Add state variable, clear vectors in it, initialize state.modified
4297 if needed. Free all the vectors at the end and state.modified too.
4298 Don't skip a candidate if the extension expression has been modified.
4300 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4303 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4304 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4305 (extra_options) interix.opt -> i386/interix.opt"
4306 (extra_objs):Add winnt-stubs.o
4307 * configure.ac: Add interix to target_os .comm on PE check.
4308 * configure: Regenerate.
4309 * config/interix3.h: Delete and move bits to..
4310 * config/interix.h: Delete and move bits to..
4311 * config/i386/i386-interix3.h: Delete and move bits to..
4312 * config/i386/i386-interix.h: ..here.
4313 (TARGET_CPU_DEFAULT): Remove redefinition.
4314 (TARGET_ASM_CONSTRUCTOR): Undefine.
4315 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4316 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4317 (PTRDIFF_TYPE): Define.
4318 (LONG_DOUBLE_TYPE_SIZE): Define.
4319 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4320 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4321 (TARGET_SECTION_TYPE_FLAGS): Define.
4322 (ASM_DECLARE_FUNCTION_NAME): Define.
4323 (ASM_OUTPUT_EXTERNAL): Define.
4324 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4325 (ASM_OUTPUT_ALIGNED_BSS): Define.
4326 (PCC_BITFIELD_TYPE_MATTERS): Define.
4327 (USE_CONST_SECTION): Define.
4328 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4329 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4330 (SUPPORTS_ONE_ONLY): Remove.
4331 (I386_PE_STRIP_ENCODING): Define.
4332 * config/interix.opt: Delete and move bits to..
4333 * config/i386/interix.opt: ..here. New.
4334 (mpe-aligned-commons): Add.
4335 * config/i386/t-interix: Add copyright header.
4336 (winnt-stubs.o): Add rule.
4338 2012-01-22 Jason Merrill <jason@redhat.com>
4341 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4342 for extra name aliases.
4344 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4346 PR rtl-optimization/51924
4347 * ree.c (combine_set_extension): Improve debugging message.
4348 (combine_reaching_defs): Likewise.
4349 (get_defs): Rename confusingly named variable.
4350 (find_and_remove_re): Skip a candidate if the extension expression has
4353 2012-01-21 Robert Millan <rmh@gnu.org>
4354 Gerald Pfeifer <gerald@pfeifer.com>
4356 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4357 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4359 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4361 PR tree-optimization/51914
4362 * tree-vect-stmts.c (vectorizable_conversion): For
4363 cvt_type && modifier == WIDEN, put temporary with cvt_type
4364 at the beginning of vec_dsts and set vec_dest to temporary
4367 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4369 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4371 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4373 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4374 * config/rs6000/rs6000.c: Likewise.
4376 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4379 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4380 output_move_double on a copy of operands array.
4382 2012-01-20 Cary Coutant <ccoutant@google.com>
4383 Dodji Seketeli <dodji@redhat.com>
4386 * dwarf2out.c (copy_declaration_context): Return ref to parent
4387 of declaration DIE, if necessary.
4388 (remove_child_or_replace_with_skeleton): Add new parameter; update
4389 caller. Place skeleton DIE under parent DIE of original declaration.
4390 Move call to copy_declaration_context to here ...
4391 (break_out_comdat_types): ... from here.
4393 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4395 PR rtl-optimization/51856
4396 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4399 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4402 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4403 hints for neon loads and stores.
4405 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4409 * doc/extend.texi (Named Address Spaces): Split into subsections.
4410 (AVR Named Address Spaces): New subsection.
4411 (M32C Named Address Spaces): New subsection.
4412 (RL78 Named Address Spaces): New subsection.
4413 (SPU Named Address Spaces): New subsection.
4414 (Variable Attributes): New anchor "AVR Variable Attributes".
4415 (AVR Variable Attributes): Rewrite and avoid wording
4416 "address space" in this context.
4417 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4418 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4419 (AVR Built-in Macros): New subsubsection therein.
4420 * doc/md.texi (AVR constraints): Remove "C04", "R".
4422 2012-01-20 Richard Guenther <rguenther@suse.de>
4424 PR tree-optimization/51903
4425 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4426 when removing stmts.
4428 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4431 * config/arm/arm.c (arm_load_pic_register): Use
4432 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4433 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4434 (arm_pic_static_addr): Likewise.
4435 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4436 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4437 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4438 (pic_load_addr_unified): New.
4440 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4443 * function.c (instantiate_virtual_regs_in_insn): Use
4444 delete_insn_and_edges when removing a wrong asm insn.
4446 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4448 PR rtl-optimization/40761
4449 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4450 Add new member loop_num.
4451 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4452 (ira_build): Remove the parameter.
4454 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4455 (ira.c): Do not build CFG loops for one region allocation. Remove
4456 argument from ira_build call.
4458 * ira-build.c (init_loop_tree_node): New function.
4459 (create_loop_tree_nodes): Use it. Separate the case when CFG
4460 loops are not built.
4461 (more_one_region_p): Check current_loops.
4462 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4464 (add_loop_to_tree): Process loop equal to NULL too.
4465 (form_loop_tree): Separate the case when CFG loops are not built.
4466 Use explicitly number for the root.
4467 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4469 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4470 instead of loop->num.
4471 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4472 (mark_all_loops_for_removal): Ditto.
4473 (remove_unnecessary_regions): Separate the case when CFG loops
4475 (ira_build): Remove the parameter. Use explicit number of regions
4476 when CFG loops are not built.
4478 * ira-color.c (print_loop_title): Separate the case for the root node.
4479 Use loop_num instead of loop->num.
4480 (move_spill_restore): Use loop_num instead of loop->num.
4482 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4483 (change_loop): Ditto.
4484 (change_loop): Use loop_num instead of loop->num.
4486 * ira-lives.c (process_bb_node_lives): Ditto.
4488 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4490 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4492 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4495 * tree-mudflap.c (mf_artificial): New function.
4496 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4497 mx_register_decls, mudflap_enqueue_decl): Use it.
4500 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4501 numbers in the insn pattern.
4503 2012-01-19 Michael Matz <matz@suse.de>
4505 PR tree-optimization/46590
4506 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4507 use it in remembering which conflicts we already created.
4508 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4511 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4514 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4515 (merge_and_complain): Same.
4517 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4520 * config/initfini-array.h: Guard content of the header
4521 with #ifdef HAVE_INITFINI_ARRAY.
4522 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4523 Add initfini-array.h to tm_file here.
4524 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4525 * config.gcc: Don't add initfini-array.h to tm_file here.
4526 * configure: Regenerated.
4528 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4530 PR rtl-optimization/51505
4531 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4532 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4533 (df_note_bb_compute): Update the call to df_kill_notes.
4535 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4537 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4539 2012-01-18 Richard Guenther <rguenther@suse.de>
4541 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4542 of conversions to void *.
4544 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4545 Richard Sandiford <rdsandiford@googlemail.com>
4549 * optabs.h (simplify_expand_binop): Declare.
4550 * optabs.c (simplify_expand_binop): Make global.
4551 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4552 endian targets if the source cannot be exactly covered by word
4555 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4558 * hard-reg-set.h (struct hard_reg_set_container): New type.
4559 * target.h (struct hard_reg_set_container): Forward declare.
4560 * target.def (set_up_by_prologue): New target hook.
4561 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4562 * doc/tm.texi: Regenerated.
4563 * function.c (thread_prologue_and_epilogue_insns): Change
4564 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4565 Call targetm.set_up_by_prologue on it.
4566 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4567 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4569 2012-01-17 Nick Clifton <nickc@redhat.com>
4571 * config/rx/rx.c (rx_can_use_simple_return): New function.
4572 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4573 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4575 2012-01-17 Richard Guenther <rguenther@suse.de>
4578 * expr.c (expand_assignment): Take address-space information
4579 from the address operand of MEM_REF and TARGET_MEM_REF.
4580 (expand_expr_real_1): Likewise.
4582 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4584 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4585 reload dump is requested.
4587 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4590 * trans-mem.c (requires_barrier): Call may_be_aliased.
4592 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4594 PR tree-optimization/51877
4595 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4596 call arguments and fndecls compare equal, instead return false if they
4597 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4598 both SSA_NAMEs that are valueized the same, or they satisfy
4601 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4603 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4605 * configure: Regenerate.
4607 2012-01-16 Jan Hubicka <jh@suse.cz>
4611 * convert.c (convert_to_integer): Use fold_convert for
4612 converting an INTEGER_CST to integer type.
4614 2012-01-16 Jason Merrill <jason@redhat.com>
4617 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4619 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4622 * config/s390/s390.c (s390_chunkify_start): Don't skip
4623 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4624 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4625 If insn is followed by NOTE_INSN_VAR_LOCATION or
4626 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4627 Don't use location of note insns.
4629 PR tree-optimization/51865
4630 * tree-inline.c (tree_function_versioning): Call remap_decl
4631 on DECL_RESULT whenever it has VOID_TYPE_P type.
4633 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4635 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4636 for calls to locally-binding MIPS16 functions if only the return
4637 type uses float regs.
4639 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4640 Richard Sandiford <rdsandiford@googlemail.com>
4642 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4643 (SYMBOL_32_HIGH): Likewise.
4644 (mips_output_tls_reloc_directive): Declare.
4645 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4646 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4647 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4648 (mips_lo_relocs, mips_hi_relocs): Make extern.
4649 (mips16_stub_function): Move up file.
4650 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4651 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4652 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4653 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4654 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4655 (mips_get_tp): Add MIPS16 support.
4656 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4657 Generalize DTPREL and TPREL handling.
4658 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4659 Add MIPS16 TLS support.
4660 (mips_output_tls_reloc_directive): New function.
4661 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4662 * config/mips/predicates.md (symbolic_operand_with_high)
4663 (tls_reloc_operand): New predicates.
4664 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4665 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4666 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4667 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4668 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4669 (*tls_get_tp_mips16_call_<mode>): Likewise.
4671 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4673 PR rtl-optimization/51821
4674 * recog.c (peep2_find_free_register): Determine clobbered registers
4677 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4680 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4681 * config/avr/avr.c: Likewise.
4682 * config/avr/avr.h: Likewise.
4684 2012-01-13 Ian Lance Taylor <iant@google.com>
4687 * tree.h (TYPE_QUALS): Add cast to int.
4688 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4690 2012-01-13 Ian Lance Taylor <iant@google.com>
4692 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4693 comparing param_index to VEC_length result.
4695 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4697 * c-decl.c: Do not include tree-mudflap.h
4698 * tree-optimize.c: Likewise.
4699 * Makefile.in: Update dependencies.
4701 2012-01-13 Richard Guenther <rguenther@suse.de>
4704 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4705 variable-sized result always use RSO.
4707 2012-01-12 DJ Delorie <dj@redhat.com>
4709 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4710 pointer type, not just the default pointer type.
4712 2012-01-09 Richard Henderson <rth@redhat.com>
4713 Denis Chertykov <chertykov@gmail.com>
4716 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4717 * config/avr/avr.c (avr_can_eliminate): Simplify.
4718 (avr_initial_elimination_offset): Likewise.
4719 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4720 (expand_epilogue): Likewise.
4721 (avr_legitimize_address): Gut.
4722 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4723 (avr_hard_regno_nregs): New.
4724 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4725 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4726 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4727 add soft frame pointer.
4728 (CALL_USED_REGISTERS): Likewise.
4729 (REG_CLASS_CONTENTS): Likewise.
4730 (REGISTER_NAMES): Likewise.
4731 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4732 (HARD_FRAME_POINTER_REGNUM): New.
4733 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4734 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4735 remove the HARD_FRAME_POINTER self-elimination.
4737 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4740 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4741 DECL_EXTERNAL when checking for initializers of progmem variables.
4743 2012-01-12 Ira Rosen <irar@il.ibm.com>
4745 PR tree-optimization/51799
4746 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4747 that the last operation is a type demotion.
4749 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4751 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4752 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4754 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4757 * combine.c (distribute_notes): If i3 is a noreturn call,
4758 allow old_size to be equal to args_size and make sure the
4759 noreturn call gets REG_ARGS_SIZE note.
4760 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4761 on noreturn calls even when the delta is 0.
4763 2012-01-11 Nathan Sidwell <nathan@acm.org>
4765 * gcov.c (STRING_SIZE): Remove.
4766 (generate_results): Erase annotations for source files with no
4767 coverage information.
4769 (output_lines): Use it.
4771 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4773 * gimple.h (gimplify_body): Remove first argument.
4774 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4775 pointer set here, instead just pass DATA to walk_tree.
4776 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4777 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4778 (unvisit_body): Likewise, but with unmark_visited.
4779 (gimplify_body): Remove BODY_P argument and adjust.
4780 (gimplify_function_tree): Adjust call to gimplify_body.
4781 * omp-low.c (finalize_task_copyfn): Likewise.
4783 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4785 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4786 (build_function_type_skip_args): Delete.
4787 * tree.c (build_function_type_skip_args): Make static and add
4788 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4789 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4790 pass it to build_function_type_skip_args.
4791 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4792 (tree_function_versioning): Likewise.
4793 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4794 build_function_decl_skip_args.
4795 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4796 and pass it to build_function_decl_skip_args/tree_function_versioning.
4797 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4798 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4799 * trans-mem.c (ipa_tm_create_version): Likewise.
4800 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4801 * tree-inline.c (declare_return_variable): Remove always-true test.
4802 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4803 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4804 * ipa-split.c (split_function): Skip the return value for the split
4805 part if it doesn't return.
4807 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4809 PR tree-optimization/49642
4810 * ipa-split.c (forbidden_dominators): New variable.
4811 (check_forbidden_calls): New function.
4812 (dominated_by_forbidden): Likewise.
4813 (consider_split): Check for forbidden dominators.
4814 (execute_split_functions): Initialize and free forbidden
4815 dominators info; call check_forbidden_calls.
4817 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4819 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4821 2012-01-11 Nick Clifton <nickc@redhat.com>
4823 * config/rx/rx.md (return): Define pattern.
4825 2012-01-11 Richard Guenther <rguenther@suse.de>
4827 * doc/extend.texi (malloc attribute): Adjust according to
4830 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4831 Patrick Marlier <patrick.marlier@gmail.com>
4834 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4835 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4836 (ipa_tm_note_irrevocable): Same.
4837 (ipa_tm_scan_irr_block): Same.
4838 (ipa_tm_decrement_clone_counts): Same.
4839 (ipa_tm_scan_irr_function): Same.
4840 (ipa_tm_create_version_alias): Same.
4841 (ipa_tm_create_version): Same.
4842 (ipa_tm_transform_calls_redirect): Same.
4843 (ipa_tm_transform_calls): Same.
4844 (ipa_tm_transform_transaction): Same.
4845 (ipa_tm_execute): Same.
4847 2012-01-10 Richard Guenther <rguenther@suse.de>
4850 * opts.c (common_handle_option): Handle -Werror.
4852 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4854 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4857 2012-01-10 Jason Merrill <jason@redhat.com>
4859 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4862 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4864 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4865 supports R_386_TLS_GD_PLT reloc.
4866 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4867 supports R_386_TLS_LDM_PLT reloc.
4868 * configure: Regenerate.
4869 * config.in: Regenerate.
4871 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4874 Extend __pgmx semantics to linearize memory.
4875 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4876 determine if code comes inline or from libgcc.
4877 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4878 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4879 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4880 (movmemx_qi, movmemx_hi): New insns.
4881 (xload_<mode>_libgcc): Rewrite to new insn condition.
4882 (xload_<mode>): Remove insns.
4883 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4884 cases that don't satisfy avr_xload_libgcc_p().
4885 (avr_addr_space_convert): Allow converting in any direction.
4886 (avr_addr_space_subset_p): Return always true.
4887 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4888 (avr_emit_movmemhi): Ditto.
4889 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4890 (avr_out_movmem): Ditto.
4891 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4892 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4893 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4894 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4895 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4897 2012-01-10 Richard Guenther <rguenther@suse.de>
4899 PR tree-optimization/50913
4900 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4901 Require data-refs to be representable by Graphite with respect
4904 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4906 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4907 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4909 2012-01-10 Tom de Vries <tom@codesourcery.com>
4911 PR rtl-optimization/51271
4912 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4913 handling annulled branch.
4915 2012-01-10 Richard Henderson <rth@redhat.com>
4917 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4918 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4919 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4920 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4921 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4922 arm_expand_vec_perm_const): New.
4923 * config/arm/arm-protos.h: Update.
4924 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4925 (*neon_vswp<VDQX>): New.
4926 (neon_vcombine<VDX>): Use neon_split_vcombine.
4927 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4928 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4929 (vec_perm<VE>): New.
4931 2012-01-10 Richard Henderson <rth@redhat.com>
4933 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4934 use it if reload_completed.
4935 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4936 arm_output_asm_insn, arm_process_output_memory_barrier,
4937 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4938 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4939 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4940 arm_process_output_sync_insn, arm_output_sync_insn,
4941 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4942 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4943 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4944 (emit_unlikely_jump): New.
4945 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4946 (arm_split_atomic_op): New.
4947 * config/arm/arm-protos.h: Update.
4948 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4949 (struct arm_sync_generator): Remove.
4950 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4951 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4952 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4953 (VUNSPEC_LL, VUNSPEC_SC): New.
4954 (sync_result, sync_memory, sync_required_value, sync_new_value,
4955 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4956 (attr length): Don't use arm_sync_loop_insns.
4957 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4958 (movsfcc, movdfcc): Likewise.
4959 * config/arm/constraints.md (Ua): New.
4960 * config/arm/prediates.md (mem_noofs_operand): New.
4961 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4962 (sync_clobber, sync_t2_reqd): Remove.
4963 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4964 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4965 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4966 (arm_sync_compare_and_swap<SIDI>): Remove.
4967 (arm_sync_compare_and_swap<NARROW>): Remove.
4968 (arm_sync_lock_test_and_set<SIDI>): Remove.
4969 (arm_sync_lock_test_and_set<NARROW>): Remove.
4970 (arm_sync_new_<syncop><SIDI>): Remove.
4971 (arm_sync_new_<syncop><NARROW>): Remove.
4972 (arm_sync_new_nand<SIDI>): Remove.
4973 (arm_sync_new_nand<NARROW>): Remove.
4974 (arm_sync_old_<syncop><SIDI>): Remove.
4975 (arm_sync_old_<syncop><NARROW>): Remove.
4976 (arm_sync_old_nand<SIDI>): Remove.
4977 (arm_sync_old_nand<NARROW>): Remove.
4978 (*memory_barrier): Merge arm_output_memory_barrier.
4979 (atomic_compare_and_swap<QHSD>): New.
4980 (atomic_compare_and_swap<NARROW>_1): New.
4981 (atomic_compare_and_swap<SIDI>_1): New.
4982 (atomic_exchange<QHSD>): New.
4983 (cas_cmp_operand, cas_cmp_str): New.
4984 (atomic_op_operand, atomic_op_str): New.
4985 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4986 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4987 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4988 (arm_load_exclusive<NARROW>): New.
4989 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4990 (arm_store_exclusive<QHSD>): New.
4992 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4994 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4995 reload patterns if -mvsx-scalar-memory.
4997 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4998 generated, even -mno-vsx-scalar-double was used.
4999 (vsx_xscvdpsp_scalar): Likewise.
5000 (vsx_xscvspdp_scalar2): Likewise.
5002 2012-01-09 Tom de Vries <tom@codesourcery.com>
5003 Andrew Pinski <apinski@cavium.com>
5006 * reorg.c (fill_slots_from_thread): Don't speculate
5007 frame-related insns.
5009 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5011 * sched-int.h (bb_note): Move to...
5012 * basic-block.h: ...here.
5013 * haifa-sched.c (bb_note): Move to...
5014 * cfgrtl.c: ...here.
5015 * function.c (next_block_for_reg): New function.
5016 (move_insn_for_shrink_wrap): Likewise.
5017 (prepare_shrink_wrap): Rewrite to use the above.
5019 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5021 * gimple.c (is_gimple_non_addressable): Remove.
5022 * gimple.h: Remove is_gimple_non_addressable.
5023 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5024 is_gimple_non_addressable.
5025 * trans-mem.c (expand_assign_tm): Same.
5027 2012-01-09 Richard Guenther <rguenther@suse.de>
5029 PR tree-optimization/51775
5030 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5031 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5033 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5035 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5037 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5039 2012-01-09 Richard Guenther <rguenther@suse.de>
5041 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5043 2012-01-08 Jan Hubicka <jh@suse.cz>
5045 PR tree-optimize/51680
5046 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5047 on when known_vals needs to be computed; cleanup.
5049 2012-01-08 Jan Hubicka <jh@suse.cz>
5051 PR tree-optimize/51694
5052 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5054 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5056 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5057 for -std=c++98 and -std=c++11 too.
5059 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5061 * cfgloop.c (cancel_loop): Add free() of bbs array.
5063 2012-01-07 Jan Hubicka <jh@suse.cz>
5065 PR tree-optimization/51600
5066 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5067 that benefits small functions.
5069 2012-01-07 Jan Hubicka <jh@suse.cz>
5071 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5073 2012-01-07 Jan Hubicka <jh@suse.cz>
5075 PR tree-optimization/51680
5076 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5077 whose inlining reduce unit size.
5079 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
5082 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
5083 Add canonical node to containing_mem chain after the non-canonical
5084 one, even if there weren't any locs to propagate.
5085 (remove_useless_values): Keep only canonical values.
5086 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
5087 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
5088 canonicalize mem_chain elements that are not discarded.
5090 2012-01-06 Jakub Jelinek <jakub@redhat.com>
5093 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
5094 before emitting functions.
5096 PR gcov-profile/50127
5097 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
5098 clear_aux_for_blocks.
5100 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
5103 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
5105 2012-01-06 Arnaud Charlet <charlet@adacore.com>
5107 * c-decl.c (ext_block): Moved up.
5108 (collect_all_refs, for_each_global_decl): Take ext_block into account.
5110 2012-01-06 Han Shen <shenhan@google.com>
5112 Translate built-in include paths for sysroot.
5113 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
5114 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
5116 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
5117 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
5119 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
5120 control whether sysroot should be prepended to gxx include dir.
5122 * configure: Regenerate.
5124 2012-01-06 Torvald Riegel <triegel@redhat.com>
5126 PR rtl-optimization/51771
5127 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
5128 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
5130 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5132 PR tree-optimization/51315
5133 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
5134 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
5136 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
5139 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
5140 for shrp pattern. Correctly handle and fixup shift variable.
5141 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
5143 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5146 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
5147 note when !ACCUMULATE_OUTGOING_ARGS.
5149 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5151 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
5153 (extract_range_from_unary_expr_1): Avoid useless computations.
5155 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5157 PR rtl-optimization/51767
5158 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
5159 of jump_block and add an extra edge for degenerated asm gotos.
5162 * stmt.c (check_unique_operand_names): Don't ICE during error
5163 reporting if i is from labels chain.
5166 * profile.c (branch_prob): Split bbs that have exit edge
5167 and need a fake entry edge too.
5169 2012-01-05 Jan Hubicka <jh@suse.cz>
5172 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
5175 2012-01-05 Richard Guenther <rguenther@suse.de>
5178 * tree-streamer-out.c (write_ts_optimization): New function.
5179 (streamer_write_tree_body): Call it.
5180 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5181 (streamer_read_tree_body): Call it.
5182 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5184 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5187 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5188 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5189 in_cleanup_point_expr before gimplify_stmt call and restore it
5191 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5192 in_cleanup_point_expr is false.
5194 2012-01-05 Richard Guenther <rguenther@suse.de>
5197 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5199 * toplev.c (process_options): Reject combining mudflap and LTO.
5200 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5202 2012-01-05 Richard Guenther <rguenther@suse.de>
5204 PR tree-optimization/51760
5205 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5207 (bit_value_unop): Handle UNDEFINED operands.
5208 (bit_value_binop): Likewise.
5210 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5212 * config/avr/avr.c (avr_replace_prefix): Remove.
5213 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5214 (avr_asm_function_rodata_section): Ditto.
5215 (avr_asm_select_section): Ditto.
5217 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5219 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5222 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5225 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5226 calls that have any non-fake successor edges.
5229 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5231 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5233 PR tree-optimization/51624
5234 * tree-sra.c (build_ref_for_model): When replicating a chain of
5235 COMPONENT_REFs, stop as soon as the offset would become negative.
5237 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5240 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5241 in .debug_loc on the floor.
5243 2012-01-04 Andrew Pinski <apinski@cavium.com>
5245 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5247 2012-01-04 Andrew Pinski <apinski@cavium.com>
5248 Adam Nemet <anemet@caviumnetworks.com>
5250 * config/mips/mips.md (size): Add SI and DI.
5251 (SIZE): New mode attribute.
5252 (U): New code attribute.
5253 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5254 (mips_lbux_<mode>): Delete.
5255 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5256 (mips_lhx): Use gen_mips_lhx_extsi.
5257 (mips_lhx_<mode>): Delete.
5259 (mips_l<size>x): New expand.
5260 (mips_lwx_<mode>): Delete.
5261 (mips_l<GPR:size>x_<P:mode>): New pattern.
5262 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5263 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5264 * config/mips/mips.c (mips_lx_address_p): New function.
5265 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5266 (dsp64): New availability predicate.
5267 (mips_builtins): Add an entry for __builtin_mips_ldx.
5268 * config/mips/mips.h (ISA_HAS_LBX): New define.
5269 (ISA_HAS_LBUX): Likewise.
5270 (ISA_HAS_LHX): Likewise.
5271 (ISA_HAS_LHUX): Likewise.
5272 (ISA_HAS_LWX): Likewise.
5273 (ISA_HAS_LWUX): Likewise.
5274 (ISA_HAS_LDX): Likewise.
5275 * doc/extend.texi (__builtin_mips_ldx): Document.
5277 2012-01-04 Tristan Gingold <gingold@adacore.com>
5279 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5280 when long pointers are used.
5281 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5282 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5283 (ia64-hp-*vms*): Remove.
5284 * config/vms/xm-vms64.h: Delete.
5286 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5289 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5291 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5293 * opts.c (finish_options): Remove duplicate sorry.
5295 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5298 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5301 2012-01-04 Richard Guenther <rguenther@suse.de>
5304 * tree.c (size_low_cst): New function.
5305 * tree.h (size_low_cst): Declare.
5306 * fold-const.c (fold_comparison): Use it to extract the low
5307 part of the POINTER_PLUS_EXPR offset.
5309 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5311 Fix clearing ZERO_REG
5312 * config/avr/avr.md (cc): Add alternative "ldi".
5313 (movqi_insn): Use it in cc attribute.
5314 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5315 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5316 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5318 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5320 * configure: Regenerate.
5322 2012-01-04 Richard Guenther <rguenther@suse.de>
5324 PR tree-optimization/49651
5325 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5326 (var_can_have_subvars): Use it.
5327 (get_constraint_for_1): Only consider subfields if there can be any.
5329 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5332 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5333 to its new canonical_cselib_val and the cselib_val was in
5334 first_containing_mem chain, but the canonical_cselib_val was not,
5335 add the latter into the chain.
5336 (cselib_invalidate_mem): Compare canonical_cselib_val of
5337 addr_list chain elt with v.
5340 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5341 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5343 (output_macinfo_op): Don't ggc_strdup fd->filename.
5344 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5345 then ggc_strdup it. Don't free inc->info or cur->info.
5346 (output_macinfo): Don't free ref->info or file->info.
5348 2012-01-03 Ira Rosen <irar@il.ibm.com>
5350 PR tree-optimization/51269
5351 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5352 first_niters a pointer.
5353 (slpeel_tree_peel_loop_to_edge): Likewise.
5354 (vect_do_peeling_for_loop_bound): Update call to
5355 slpeel_tree_peel_loop_to_edge.
5356 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5357 here. Remove it from the parameters list.
5358 (vect_do_peeling_for_alignment): Update calls and compute
5361 2012-01-03 Richard Guenther <rguenther@suse.de>
5363 PR tree-optimization/51070
5364 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5365 Properly handle calls.
5367 2012-01-03 Richard Guenther <rguenther@suse.de>
5369 PR tree-optimization/51692
5370 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5371 the LHS of allocation stmts.
5373 2012-01-03 Olivier Hainque <hainque@adacore.com>
5375 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5377 2012-01-03 Olivier Hainque <hainque@adacore.com>
5379 * collect2.c (main): In AIX specific computations for vector
5380 insertions, use CONST_CAST2 to cast from char ** to const char **.
5382 2012-01-03 Richard Guenther <rguenther@suse.de>
5385 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5386 the context of a limbo DIE when it does not already exist.
5388 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5390 PR tree-optimization/51719
5391 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5392 but direct call is, clear direct call's lhs and don't add fallthrough
5393 edge from dcall_bb to join_bb and PHIs.
5395 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5397 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5398 the instructions emitted by the pattern.
5399 ("*TDC_insn_<mode>"): Add comment.
5401 2012-01-03 Richard Guenther <rguenther@suse.de>
5404 * fold-const.c (fold_comparison): Properly canonicalize
5405 tree offset and HOST_WIDE_INT bit position.
5407 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5409 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5410 operands for extzv pattern.
5412 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5415 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5418 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5420 * doc/invoke.texi (-flto and related options): Copy-edit.
5422 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5424 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5426 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5428 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5431 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5433 * expr.h (move_by_pieces_ninsns): Declare.
5434 * expr.c (move_by_pieces_ninsns): Make external.
5435 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5436 (mips_store_by_pieces_p): Likewise.
5437 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5438 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5439 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5440 (mips_store_by_pieces_p): Likewise.
5442 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5444 * passes.c (register_one_dump_file): Free full_name.
5446 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5447 (calculate_elim_costs_all_insns): Free offsets_at and
5448 offsets_known_at at the end and clear the pointers.
5450 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5452 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5453 this option introduced in r180739.
5455 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5458 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5459 (tmake_file target=avr): Add avr/t-multilib.
5461 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5462 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5463 * config/avr/genmultilib.awk: New file.
5464 * config/avr/t-multilib: New auto-generated file.
5465 * config/avr/multilib.h: New auto-generated file.
5466 * config/avr/t-avr (AVR_MCUS): New variable.
5467 (genopt.sh): Use it.
5468 (s-mlib): Depend on t-multilib.
5469 (t-multilib, multilib.h): New dependencies.
5470 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5471 (MULTILIB_OPTIONS): Remove.
5472 (MULTILIB_MATCHES): Remove.
5473 (MULTILIB_DIRNAMES): Remove.
5474 (MULTILIB_EXCEPTIONS): Remove:
5475 * config/avr/genopt.sh: Don't use hard coded file name;
5476 pass AVR_MCUS from t-avr instead.
5478 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5480 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5482 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5484 Implement light-weight DImode support.
5485 * config/avr/avr-dimode.md: New file.
5486 * config/avr/avr.md: Include it.
5487 (adjust_len): Add plus64, compare64.
5488 (HIDI): Remove code iterator.
5489 (code_stdname): New code attribute.
5490 (rotx, rotsmode): Remove DI.
5491 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5493 * config/avr/avr-protos.h (avr_have_dimode): New.
5494 (avr_out_plus64, avr_out_compare64): New.
5495 * config/avr/avr.c (avr_out_compare): Handle DImode.
5496 (avr_have_dimode): New variable definition and initialization.
5497 (avr_out_compare64, avr_out_plus64): New functions.
5498 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5499 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5500 (avr_compare_pattern): Skip DImode comparisons.
5502 2012-01-02 Revital Eres <revital.eres@linaro.org>
5504 * ddg.c (def_has_ccmode_p): New function.
5505 (add_cross_iteration_register_deps,
5506 create_ddg_dep_from_intra_loop_link): Call it.
5508 2012-01-02 Richard Guenther <rguenther@suse.de>
5511 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5513 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5515 * gcc.c (process_command): Update copyright notice dates.
5516 * gcov.c (print_version): Likewise.
5517 * gcov-dump.c (print_version): Likewise.
5518 * mips-tfile.c (main): Likewise.
5519 * mips-tdump.c (main): Likewise.
5521 2012-01-01 Ira Rosen <irar@il.ibm.com>
5523 PR tree-optimization/51704
5524 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5525 a use is inside the basic block or loop before accessing its vect info.
5527 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5529 PR rtl-optimization/51069
5530 * cfgloopmanip.c (remove_path): Removing path making irreducible
5531 region unconditional makes BB part of the region.
5533 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5535 PR tree-optimization/51683
5536 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5537 calls with side-effects.
5538 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5540 Copyright (C) 2012 Free Software Foundation, Inc.
5542 Copying and distribution of this file, with or without modification,
5543 are permitted in any medium without royalty provided the copyright
5544 notice and this notice are preserved.
OSDN Git Service
