1 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
7 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
8 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
9 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
10 instead of xop_mulv2div2di3_low.
11 (xop_p<macs>dql): Fix vec_select selector.
12 (xop_p<macs>dqh): Ditto.
13 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
14 (xop_mulv2div2di3_high): Ditto.
16 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
18 Backport from mainline:
19 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
23 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25 Backport from mainline:
26 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
29 * config/pa/pa.c (pa_attr_length_millicode_call): Use
30 MAX_PCREL17F_OFFSET instead of fixed offset.
31 (pa_attr_length_call): Likewise.
32 (pa_attr_length_indirect_call): Likewise.
34 2012-06-15 Walter Lee <walt@tilera.com>
36 Backport from mainline:
37 2012-06-15 Walter Lee <walt@tilera.com>
39 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
41 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
43 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
45 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
47 Backport from mainline:
49 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
50 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
51 * gimple.h (block_in_transaction): Check for flag_tm.
53 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
55 PR tree-optimization/52558
57 Backport from mainline:
58 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
59 * gimple.h (gimple_set_in_transaction): Remove.
60 (gimple_in_transaction): Look in BB instead.
61 (gimple_statement_base): Remove in_transaction field.
62 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
63 * trans-mem.c (compute_transaction_bits): Place transaction bit
64 information into basic blocks.
66 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
68 PR tree-optimization/52558
69 * cfg.c (alloc_aux_for_edge): Fix comment.
70 (alloc_aux_for_edge): Remove static.
71 * basic-block.h (alloc_aux_for_edge): Protoize.
72 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
73 (execute_sm_if_changed_flag): New.
74 (execute_sm_if_changed_flag_set): New.
75 (execute_sm): Do not generate data races unless requested.
76 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
77 (tree_ssa_lim_finalize): Call free_aux_for_edges.
78 * gimple.h (block_in_transaction): New.
79 (gimple_in_transaction): Use block_in_transaction.
81 2012-06-14 Jakub Jelinek <jakub@redhat.com>
83 Backported from mainline
84 2012-06-12 Jakub Jelinek <jakub@redhat.com>
86 PR rtl-optimization/53589
87 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
88 discovery even when e->dest != target. If any LABEL_REF points
89 to e->dest label, redirect it to target's label.
91 2012-06-07 Jakub Jelinek <jakub@redhat.com>
94 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
95 returns false, replace stmt with GIMPLE_NOP.
96 (check_omp_nesting_restrictions): Instead of issuing warnings,
97 issue errors and return false if any errors were reported.
99 2012-06-14 Richard Guenther <rguenther@suse.de>
101 * BASE-VER: Set to 4.7.2.
102 * DEV-PHASE: Set to prerelease.
104 2012-06-12 Christian Bruel <christian.bruel@st.com>
107 * config/sh/sh.c (sh_option_override): Don't force
108 flag_omit_frame_pointer and maccumulate_outgoing_args.
109 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
111 2012-06-14 Release Manager
113 * GCC 4.7.1 released.
115 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
117 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
119 2012-06-13 Richard Henderson <rth@redhat.com>
121 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
122 iterator instead of INT.
124 2012-06-08 Richard Henderson <rth@redhat.com>
127 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
128 note to a clobber insn when no other insn is available.
130 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
133 * doc/invoke.texi (Wenum-compare): Update documentation.
135 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
138 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
140 (altivec_stvlxl): Ditto.
141 (altivec_stvrx): Ditto.
142 (altivec_stvrxl): Ditto.
144 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
147 * trans-mem.c (expand_block_edges): Do not skip the first
148 statement when resetting the BB.
150 2012-06-04 Richard Guenther <rguenther@suse.de>
153 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
154 create new assembler names.
156 2012-06-04 Richard Guenther <rguenther@suse.de>
158 Backport from mainline
159 2012-04-25 Jakub Jelinek <jakub@redhat.com>
162 * stor-layout.c (get_best_mode): Don't return mode with bitsize
163 larger than maxbits. Don't compute maxbits modulo align.
164 Also check that unit bytes long store at bitpos / unit * unit
165 doesn't affect bits beyond bitregion_end.
166 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
167 would not fit into bitregion_start ... bitregion_end + 1 bit
169 (store_split_bit_field): Decrease unit close to end of bitregion_end
170 if access is restricted in order to avoid mutual recursion.
172 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
174 Backport from 2012-06-04 mainline r188172
177 * config/avr/avr-stdint.h: New file.
178 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
181 2012-06-04 Jakub Jelinek <jakub@redhat.com>
183 PR tree-optimization/53550
184 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
185 is POINTER_TYPE_P, use sizetype as step type instead of type.
187 2012-06-04 Richard Guenther <rguenther@suse.de>
188 Eric Botcazou <ebotcazou@adacore.com>
190 Backport from mainline
191 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
193 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
194 Change type of BITOFFSET to signed. Make sure the lower bound of
195 the computed range is non-negative by adjusting OFFSET and BITPOS.
196 (expand_assignment): Adjust call to get_bit_range.
198 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
200 * expr.c (get_bit_range): Return the null range if the enclosing record
201 is part of a larger bit field.
203 2012-03-20 Richard Guenther <rguenther@suse.de>
205 * stor-layout.c (finish_bitfield_representative): Fallback
206 to conservative maximum size if the padding up to the next
207 field cannot be computed as a constant.
208 (finish_bitfield_layout): If we cannot compute the distance
209 between the start of the bitfield representative and the
210 bitfield member start a new representative.
211 * expr.c (get_bit_range): The distance between the start of
212 the bitfield representative and the bitfield member is zero
213 if the field offsets are not constants.
215 2012-03-16 Richard Guenther <rguenther@suse.de>
217 * stor-layout.c (finish_bitfield_representative): Fall back
218 to the conservative maximum size if we cannot compute the
219 size of the tail padding.
221 2012-03-14 Richard Guenther <rguenther@suse.de>
223 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
224 * stor-layout.c (start_bitfield_representative): New function.
225 (finish_bitfield_representative): Likewise.
226 (finish_bitfield_layout): Likewise.
227 (finish_record_layout): Call finish_bitfield_layout.
228 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
229 for QUAL_UNION_TYPE fields.
230 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
231 Stream DECL_BIT_FIELD_REPRESENTATIVE.
232 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
237 * expr.c (get_bit_range): Unconditionally extract bitrange
238 from DECL_BIT_FIELD_REPRESENTATIVE.
239 (expand_assignment): Adjust call to get_bit_range.
241 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
244 * fold-const.c (fold_binary_loc): Refine previous change.
246 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
248 Backport from mainline
249 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
252 * config/sh/sh.c (find_barrier): Add equality check of last_got to
253 avoid going above orig insn. Update comments.
255 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
257 Backport from mainline
258 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
261 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
262 prologue for unwinder and profiler.
264 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
266 Backport from mainline
267 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
269 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
271 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
273 Backport from mainline
274 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
276 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
279 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
281 Backport from mainline
282 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
284 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
285 operand is CONST_INT. Take COSTS_N_INSNS into account.
286 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
289 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
291 * config/avr/avr.opt (-msp8): Document it.
292 * doc/invoke.texi (AVR Options): Copy from trunk docu.
294 2012-05-31 Richard Guenther <rguenther@suse.de>
297 * expr.c (expand_assignment): Do not use movmisalign on
300 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
303 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
304 (pa_section_type_flags): New.
305 (pa_legitimate_constant_p): Revert previous change.
307 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
309 Backport from mainline
310 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
313 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
315 (ipa_tm_create_version): Same.
317 2012-05-30 Jason Merrill <jason@redhat.com>
320 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
321 about array compound literals.
323 2012-05-30 Richard Guenther <rguenther@suse.de>
326 * fold-const.c (fold_binary_loc): Make sure to call
327 fold_plusminus_mult_expr with the original sign of operands.
329 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
331 * explow.c (probe_stack_range): Restore simple control flow and stop
332 again when the probe cannot be generated if HAVE_check_stack.
334 2012-05-30 Jakub Jelinek <jakub@redhat.com>
336 PR rtl-optimization/53519
337 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
338 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
340 2012-05-29 Richard Guenther <rguenther@suse.de>
342 PR tree-optimization/53516
343 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
345 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
347 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
349 Backport from mainline
350 2012-05-28 Richard Guenther <rguenther@suse.de>
352 PR tree-optimization/53438
353 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
355 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
357 Backport from mainline
358 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
360 PR rtl-optimization/52528
361 * combine.c (can_combine_p): Add setting of subst_low_luid
362 before call to expand_field_assignment().
364 2012-05-26 Martin Jambor <mjambor@suse.cz>
366 Backport from mainline
367 2012-05-23 Martin Jambor <mjambor@suse.cz>
369 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
371 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
374 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
375 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
377 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
380 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
381 (ix86_expand_vec_perm): Use int mode instead of float.
383 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
386 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
387 gnu_ld variables to yes.
388 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
389 (HAVE_GNU_AS): Likewise.
390 * config.in: Regenerate.
391 * configure: Likewise.
393 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
395 Backport from mainline
396 2012-03-12 Richard Guenther <rguenther@suse.de>
397 * config/arm/arm.c (neon_dereference_pointer): Do not call
398 covert during RTL expansion.
400 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
402 Backport from mainline
403 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
406 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
407 relied on signed overflow behavior.
409 2012-05-24 Richard Guenther <rguenther@suse.de>
412 * tree-profile.c (tree_profiling): Cleanup the CFG if
413 execute_fixup_cfg requests it.
415 2012-05-24 Jakub Jelinek <jakub@redhat.com>
417 PR tree-optimization/53465
418 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
419 vr0 into *vr, then vrp_meet that.
420 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
421 have any equivalences.
422 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
425 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
427 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
429 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
430 (iterative_hash_gimple_type): Adjust comment.
431 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
432 domain for an array type instead of the domain type itself.
434 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
436 Backport from 2012-05-23 mainline r187803
439 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
440 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
443 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
445 Backport from 2012-05-03 mainline r187075
447 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
448 has_fma4 for AMD processors with both fma3 and fma4 support.
450 2012-05-22 Richard Guenther <rguenther@suse.de>
452 PR tree-optimization/53408
453 * tree-vect-loop.c (vectorizable_induction): Properly check
454 the restriction that we cannot handle induction results from
455 the inner loop outside of the outer loop.
457 2012-05-21 Jakub Jelinek <jakub@redhat.com>
459 PR tree-optimization/53436
460 * omp-low.c (omp_build_component_ref): New function.
461 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
463 PR tree-optimization/53366
464 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
465 tests if complex_numbers == 2, but there are non-complex number loads
468 PR tree-optimization/53409
469 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
470 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
472 PR tree-optimization/53410
473 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
474 instead of build_int_cst (type, 0) where vector types might be
477 2012-05-21 Joseph Myers <joseph@codesourcery.com>
480 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
481 from folded operands before wrapping another around the
482 conditional expression.
484 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
485 Patrick Marlier <patrick.marlier@gmail.com>
487 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
490 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
492 Backport from mainline
493 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
496 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
497 (UNSPECV_RDRAND): This.
498 (rdrand<mode>_1): Updated.
500 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
502 Backport from mainline
503 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
505 * config/i386/driver-i386.c (host_detect_local_cpu): Support
506 RDRND, F16C and FSGSBASE.
508 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
510 Backport from mainline
511 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
513 * tree-ssa-pre.c (can_value_number_call): Delete.
514 (compute_avail): Skip all statements with side effects.
515 <GIMPLE_CALL>: Skip calls to internal functions.
517 2012-05-18 David S. Miller <davem@davemloft.net>
519 Backport r185385 from mainline
520 2012-03-14 Richard Guenther <rguenther@suse.de>
523 * tree-vect-generic.c (type_for_widest_vector_mode): Take
524 element type instead of mode, use build_vector_type_for_mode
525 instead of the langhook, build a vector of proper signedness.
526 (expand_vector_operations_1): Adjust.
528 2012-05-18 Olivier Hainque <hainque@adacore.com>
530 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
531 $(libsubdir) as libexecsubdir.
533 2012-05-16 Andrew Pinski <apinski@cavium.com>
535 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
538 2012-05-16 David S. Miller <davem@davemloft.net>
540 * jump.c (delete_related_insns): If we remove a CALL, make sure
541 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
543 2012-05-16 Richard Henderson <rth@redhat.com>
546 * combine-stack-adj.c (prev_active_insn_bb): New.
547 (next_active_insn_bb): New.
548 (force_move_args_size_note): New.
549 (combine_stack_adjustments_for_block): Use it.
551 2012-05-16 Olivier Hainque <hainque@adacore.com>
553 * Makefile.in (install-no-fixedincludes): New target, former toplevel
554 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
555 Add comments and improve stamp preservation across the whole sequence.
556 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
558 2012-05-16 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/53364
561 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
562 detect a view-conversion of the decl.
564 2012-05-15 Jakub Jelinek <jakub@redhat.com>
567 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
568 that operands[2] is either immediate, or q_regs_operand.
570 2012-05-15 Bin Cheng <bin.cheng@arm.com>
572 Backport r187139 from mainline.
573 2012-05-04 Bin Cheng <bin.cheng@arm.com>
575 PR rtl-optimization/52804
576 * reload1.c (reload_reg_reaches_end_p): Check whether successor
577 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
578 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
579 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
580 RELOAD_FOR_OUTADDR_ADDRESS.
582 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
586 generate target register for "load" class builtins.
589 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
593 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
594 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
595 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
596 (<sse>_movu<ssemodesuffix>): New expander.
597 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
598 (avx_movdqu<avxmodesuffix>): New expander.
599 (*sse2_movdqu): Rename from sse2_movdqu.
600 (sse2_movdqu): New expander.
602 2012-05-14 Jakub Jelinek <jakub@redhat.com>
604 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
605 lineno 1 the same as lineno 0 before first start file directive.
606 (optimize_macinfo_range): Likewise.
608 * dwarf2out.c (have_macinfo): Define.
609 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
610 attribute, don't force empty compilation unit and don't emit any
611 .debug_macinfo/.debug_macro section if macinfo_table is empty.
613 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
615 Backport from mainline
616 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
618 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
619 ORDERED and UNORDERED conditions.
621 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
623 * function.c (requires_stack_frame_p): If the function can throw
624 non-call exceptions, return true if the insn can throw internally.
626 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
628 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
629 DECL_ORIGINAL_TYPE if it is present.
631 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
633 Backport from 2012-05-12 mainline r187342.
636 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
637 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
638 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
639 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
640 (expand_prologue): Move initialization of cfun->machine->is_naked,
641 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
642 (avr_set_current_function): ...this new static function.
643 (TARGET_SET_CURRENT_FUNCTION): New define.
644 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
645 checking attributes of current_function_decl.
646 (avr_regs_to_save): Ditto.
647 (signal_function_p): Rename to avr_signal_function_p.
648 (interrupt_function_p): Rename to avr_interrupt_function_p.
650 * doc/extend.texi (Function Attributes): Better explanation of
651 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
654 2012-05-09 Matthias Klose <doko@ubuntu.com>
656 * gcc-ar.c (main): Don't check for execute bits for the plugin.
658 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
661 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
662 when a constant source operand matches an "I" constraint, the "no
663 CC0 change" applies to a register-destination only, not a
664 strict_low_part-destination.
666 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
668 Backport from mainline:
669 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
671 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
673 2012-05-07 Jakub Jelinek <jakub@redhat.com>
675 PR tree-optimization/53239
676 * tree-vrp.c (get_value_range): Set VR of
677 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
680 2012-05-07 Richard Guenther <rguenther@suse.de>
682 PR tree-optimization/53195
683 * tree-inline.c (setup_one_parameter): Properly add referenced
684 vars from the parameters new known value.
686 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
688 Backport from mainline:
689 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
692 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
695 2012-05-04 Ian Lance Taylor <iant@google.com>
697 * tree-vect-patterns.c (vect_single_imm_use): Correct return
698 values from false to NULL.
700 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
702 Backport from mainline
703 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
706 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
707 (TARGET_CMOV): Rename from TARGET_CMOVE.
708 (TARGET_CMOVE): New define.
709 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
710 Do not set TARGET_CMOVE here.
712 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
714 Backport from mainline:
716 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
718 PR tree-optimization/52633
719 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
720 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
721 (vect_recog_over_widening_pattern): Remove handling of code that was
722 already detected as over-widening pattern. Remove special handling
723 of "unsigned" cases. Instead, support general case of conversion
724 of the shift result to another type.
726 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
728 * tree-vect-patterns.c (vect_single_imm_use): New function.
729 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
730 (vect_recog_over_widening_pattern): Likewise.
731 (vect_recog_widen_shift_pattern): Likewise.
733 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
735 PR tree-optimization/52870
736 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
737 presumed pattern statement is within the same loop or basic block.
739 2012-05-04 Richard Guenther <rguenther@suse.de>
741 * common.opt (flto-report): Do not mark as Optimization.
743 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
746 * recog.c (constrain_operands): If extra constraints are present, also
747 accept pseudo-registers with equivalent memory locations during reload.
749 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
751 Backport from the mainline
752 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
755 * config/rs6000/rs6000.md (bswapdi splitters): If
756 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
757 default) is used, generate an alternate sequence that does not
758 depend on using indexed addressing.
760 2012-05-03 David S. Miller <davem@davemloft.net>
763 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
764 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
765 (sparc_emit_float_lib_cmp): Likewise.
767 2012-05-04 Martin Jambor <mjambor@suse.cz>
769 Backport from mainline
770 2012-05-02 Martin Jambor <mjambor@suse.cz>
773 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
774 of a variable when the contect is a function.
776 2012-05-03 Jakub Jelinek <jakub@redhat.com>
779 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
780 append program name to it and pass that as first argument
781 to make_relative_prefix. Always pass standard_libexec_prefix
782 as last argument to make_relative_prefix. If
783 make_relative_prefix returns NULL, fall back to
784 standard_libexec_prefix.
787 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
791 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
792 mode, return that mode.
794 2012-05-03 Richard Guenther <rguenther@suse.de>
796 PR tree-optimization/53144
797 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
799 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
800 with SSA name values.
801 (vn_reference_lookup_3): Adjust callers.
803 2012-05-02 Jakub Jelinek <jakub@redhat.com>
805 PR tree-optimization/53163
806 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
807 return value from compute_all_dependences.
809 PR rtl-optimization/53160
810 * ree.c (combine_reaching_defs): Handle the case where cand->insn
811 has been modified by ree pass already.
813 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
815 Backport from mainline
816 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
819 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
820 calls to cgraph_node_name in xstrdup.
821 (ipa_make_edge_direct_to_target): Ditto.
822 * tree-sra.c (convert_callers_for_node): Ditto.
823 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
824 * ipa-cp.c (perhaps_add_new_callers): Ditto.
825 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
826 (cgraph_materialize_all_clones): Ditto.
827 * ipa-inline.c (report_inline_failed_reason): Ditto.
828 (want_early_inline_function_p): Ditto.
829 (edge_badness): Ditto.
830 (update_edge_key): Ditto.
831 (flatten_function): Ditto.
833 (inline_always_inline_functions): Ditto.
834 (early_inline_small_functions): Ditto.
836 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
838 Backport from mainline
839 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
841 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
842 Introduce emul_name to select the right linker emulation for
843 powerpc64-*-freebsd*.
844 * configure: Regenerate.
845 * config.gcc: Add bits to support powerpc64-*-freebsd*.
846 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
847 * config/rs6000/freebsd64.h: New file.
848 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
850 (rs6000_savres_strategy): Likewise.
851 (rs6000_savres_routine_name): Likewise.
852 (rs6000_elf_file_end): Likewise.
853 * config/rs6000/t-freebsd64: New file.
854 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
855 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
857 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
859 Backport from mainline
860 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
863 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
865 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
867 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
868 predicate to discriminate types.
870 2012-04-27 Richard Guenther <rguenther@suse.de>
873 * convert.c (convert_to_integer): Avoid infinite recursion for
874 target-defined built-in types.
876 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
879 * config/cris/cris.md ("*andhi_lowpart_v32")
880 ("*andqi_lowpart_v32"): Change first input-only operand from
881 a (match_operand ...) to (match_dup 0). Drop alternatives with
882 const_int-matching constraints for redundancy.
883 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
884 three-operand alternative.
886 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
888 Backport from mainline
889 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
892 (*addsi_2_zext): Ditto.
893 (*add<mode>_3): Ditto.
894 (*addsi_3_zext): Ditto.
895 (*add<mode>_5): Ditto.
897 2012-04-25 Jakub Jelinek <jakub@redhat.com>
900 * c-typeck.c (set_nonincremental_init,
901 set_nonincremental_init_from_string): Pass true instead of false
902 as IMPLICIT to add_pending_init.
904 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
906 Backport from 2012-04-24 mainline r186768.
909 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
911 2012-04-24 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/53085
914 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
917 2012-04-24 Jakub Jelinek <jakub@redhat.com>
920 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
922 (output_addressed_constants): Likewise.
925 * varasm.c (get_section): Don't ICE for section conflicts with
926 built-in section kinds.
928 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
930 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
932 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
934 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
936 2012-04-23 Richard Guenther <rguenther@suse.de>
939 * c-typeck.c (build_binary_op): Fix typo.
941 2012-04-23 Jakub Jelinek <jakub@redhat.com>
943 PR tree-optimizations/52891
944 * tree-vect-patterns.c (adjust_bool_pattern): Use
945 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
946 but with non-standard precision.
948 2012-04-22 Ian Lance Taylor <iant@google.com>
950 * godump.c (go_output_typedef): Dump size of structs.
952 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
954 Backport from mainline:
956 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
957 hints for 'A' operand types.
959 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
961 Backport from 2012-04-19 mainline r186588.
964 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
967 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
969 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
971 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/sync.md (atomic_<code><mode>): Rename to
975 atomic_<logic><mode>.
977 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
979 Backport from mainline
980 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
984 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
985 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
986 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
987 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
988 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
989 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
990 gen_avx2_permvarv8sf.
992 2012-04-16 Martin Jambor <mjambor@suse.cz>
994 Backported from mainline
996 2012-04-13 Martin Jambor <mjambor@suse.cz>
999 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1000 fold_ctor_reference returns a zero constant.
1002 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1004 Backported from mainline
1005 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1007 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1008 and __ILP32__ for x32.
1010 2012-04-13 Tom de Vries <tom@codesourcery.com>
1012 Backport from mainline r186418.
1014 2012-04-13 Tom de Vries <tom@codesourcery.com>
1016 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1017 parameters vuse and vuse_escaped.
1018 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1019 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1022 2012-04-13 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/52969
1025 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1026 the condition for the COND_EXPR and handle predicate negation
1027 by swapping the COND_EXPR arms.
1029 2012-04-13 Richard Guenther <rguenther@suse.de>
1032 * convert.c (convert_to_pointer): Remove special-casing of
1035 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1037 Backport from mainline
1038 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1041 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1042 the list of options to enable the FCFID instruction.
1043 (TARGET_EXTRA_BUILTINS): Adjust comment.
1045 2012-04-12 Richard Guenther <rguenther@suse.de>
1047 PR tree-optimization/52943
1048 * tree-chrec.h (chrec_is_positive): Remove.
1049 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1050 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1051 Return false for a constant zero instead of negative.
1052 (analyze_siv_subscript_cst_affine): Handle zero difference
1053 in the initial condition explicitely.
1055 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1058 * varasm.c (process_pending_assemble_externals): Set
1059 pending_assemble_externals_processed true.
1060 (assemble_external): Call assemble_external_real if the pending
1061 assemble externals have been processed.
1063 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1066 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1067 the DECL generated for the special GOT helper.
1069 2012-04-06 Walter Lee <walt@tilera.com>
1071 Backport from mainline
1072 2012-03-07 Walter Lee <walt@tilera.com>
1074 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1075 REG_CFA_* notes for the stack pointer.
1076 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1077 EH_RETURN_STACKADJ_RTX.
1078 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1079 generate REG_CFA_* notes for the stack pointer.
1080 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1081 by EH_RETURN_STACKADJ_RTX.
1083 2012-04-06 Matt Turner <mattst88@gmail.com>
1085 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1087 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1089 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1090 of the destination isn't also a FP_REGS register.
1092 2012-04-03 Richard Guenther <rguenther@suse.de>
1094 Backport from mainline
1095 2012-03-02 Richard Guenther <rguenther@suse.de>
1097 PR tree-optimization/52406
1098 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1099 (struct indices): Add unconstrained_base member.
1100 (struct dr_alias): Remove unused vops member.
1101 (DR_UNCONSTRAINED_BASE): New define.
1102 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1103 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1104 be an artificial access that covers the whole indexed object,
1105 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1106 plain decl base-objects to their MEM_REF variant.
1107 (dr_may_alias_p): When the base-object of either data reference
1108 has unknown size use only points-to information.
1109 (compute_affine_dependence): Make dumps easier to read and
1111 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1112 DR_REF when looking for packed references.
1113 (vect_supportable_dr_alignment): Likewise.
1115 2012-04-03 Richard Guenther <rguenther@suse.de>
1117 Backport from mainline
1118 2012-03-15 Richard Guenther <rguenther@suse.de>
1121 * tree-data-ref.c (subscript_dependence_tester_1): Check
1122 all dimensions for non-conflicting access functions.
1124 2012-04-03 Richard Guenther <rguenther@suse.de>
1126 Backport from mainline
1127 2012-03-06 Richard Guenther <rguenther@suse.de>
1130 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1132 2012-03-23 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/52678
1135 * tree-vectorizer.h (struct _stmt_vec_info): Add
1136 loop_phi_evolution_part member.
1137 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1138 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1139 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1140 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1141 Use the cached evolution part and the PHI nodes value from
1142 the loop preheader edge instead of re-analyzing the evolution.
1144 2012-03-26 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/52701
1147 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1148 compute and set the evolution part of PHI nodes.
1150 2012-03-30 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/52754
1153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1154 propagate arbitrary addresses into really plain dereferences.
1156 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1158 PR tree-optimization/52835
1159 * tree-data-ref.c (build_rdg): Return NULL if
1160 compute_data_dependences_for_loop failed.
1162 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1164 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1165 (stmt_can_make_abnormal_goto): Use it.
1166 (is_ctrl_altering_stmt): Likewise.
1168 2012-03-31 Martin Jambor <mjambor@suse.cz>
1170 Backported from mainline
1171 2012-03-30 Martin Jambor <mjambor@suse.cz>
1173 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1174 is a builtin_stack_save in a dominating BB.
1176 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1179 crossing 128bit lane boundary.
1181 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1183 Backported from mainline
1184 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1187 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1189 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1190 * config/i386/i386.c: Include reload.h.
1191 (ix86_legitimize_reload_address): New function.
1193 2012-03-28 Martin Jambor <mjambor@suse.cz>
1195 Backported from mainline
1196 2012-03-27 Martin Jambor <mjambor@suse.cz>
1199 * tree-sra.c (sra_modify_assign): Do not call
1200 load_assign_lhs_subreplacements when working with an unscalarizable
1203 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1206 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1207 __builtin_va_start to __builtin_next_arg if the latter is
1208 builtin_decl_explicit_p rather than when it is not.
1211 * tree-vect-generic.c (vector_element): Perform multiplication
1212 for pos in bitsizetype type instead of idx type.
1214 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1216 Backport from 2012-03-28 mainline r185910.
1219 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1220 (avr_builtin_decl): New static function.
1221 (struct avr_builtin_description, avr_bdesc): Move up.
1222 Add GTY marker. Add field fndecl. Remove redundant field id.
1223 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1224 (avr_expand_builtin): Code cleanup because .id is removed.
1226 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1229 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1232 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1234 Backport from 2012-03-28 mainline r185907.
1237 * config.gcc (tm_file): Remove avr/multilib.h.
1239 * doc/invoke.texi (AVR Options): Adjust
1240 documentation of -mtiny-stack.
1242 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1243 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1244 * config/avr/t-avr: Remove generation of multilib.h.
1245 * config/avr/t-multilib: Regenerate.
1246 * config/avr/multilib.h: Remove.
1247 * config/avr/avr.opt (-msp8): New option.
1248 (avr_sp8): New variable.
1249 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1250 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1251 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1252 (avr_device_to_sp8): New prototype.
1253 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1254 (DRIVER_SELF_SPECS): New define.
1255 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1256 __AVR_SP8__, __AVR_HAVE_SPH__.
1257 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1258 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1259 (avr_file_start): Ditto.
1261 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1264 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1265 instead of 8 in adjust_address.
1267 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1269 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1270 of a unit before computing the offset in units.
1272 2012-03-27 Richard Guenther <rguenther@suse.de>
1275 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1278 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1281 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1283 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1286 * varasm.c: Include pointer-set.h.
1287 (pending_assemble_externals_set): New pointer set.
1288 (process_pending_assemble_externals): Destroy the pointer set.
1289 (assemble_external): See if decl is in pending_assemble_externals_set,
1290 and add it to pending_assemble_externals if necessary.
1291 (init_varasm_once): Allocate pending_assemble_externals_set.
1293 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1295 Backported from mainline
1296 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1299 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1300 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1301 (vector_ltgt<mode>): Likewise.
1302 (vector_ordered<mode>): Likewise.
1303 (vector_unordered<mode>): Likewise.
1304 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1306 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1308 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1311 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1313 Backported from mainline
1314 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1318 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1319 GENERAL_REGS and FP_REGS for SImode.
1321 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1324 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1325 on any new_local_var_chain vars declared during recursing on
1326 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1328 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1330 Backport from 2012-03-22 mainline r185692.
1333 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1334 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1335 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1336 (delay_cycles_1, delay_cycles_2): Ditto.
1337 (delay_cycles_3, delay_cycles_4): Ditto.
1338 (nopv, *nopv): Ditto.
1339 (sleep, *sleep): Ditto.
1342 Backport from 2012-03-21 mainline r185605.
1344 PR rtl-optimization/52543
1346 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1347 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1348 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1349 (avr_load_libgcc_p): Restrict to __flash loads.
1350 (avr_out_lpm): Only handle 1-byte loads from __flash.
1351 (avr_load_lpm): New function.
1352 (avr_find_unused_d_reg): Remove.
1353 (avr_out_lpm_no_lpmx): Remove.
1354 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1355 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1356 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1357 (load_<mode>, load_<mode>_clobber): New insns.
1358 (mov<mode>): For multi-byte move from non-generic
1359 16-bit address spaces: Expand to load_<mode> resp.
1360 load_<mode>_clobber.
1361 (load<mode>_libgcc): Remove expander.
1362 (split-lpmx): Remove split.
1364 Backport from 2012-03-13 mainline r185329.
1367 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1368 offset (size) to a value the insns can deal with.
1369 (expand_epilogue): Ditto.
1371 Backport from 2012-03-12 mainline r185256.
1374 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1375 type from reg_class_t to enum reg_class.
1376 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1378 Backport from 2012-03-12 mainline r185253.
1381 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1382 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1383 r184615 from 2012-02-28.
1385 Backport from 2012-03-08 mainline r185105.
1387 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1388 for constants in [-63,63].
1390 Backport from 2012-03-08 mainline r185100.
1393 * config/avr/avr.c (avr_mem_clobber): New static function.
1394 (avr_expand_delay_cycles): Add memory clobber operand to
1395 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1396 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1397 (enable_interrupt, disable_interrupt): New expander.
1398 (nopv, sleep, wdr): New expanders.
1399 (delay_cycles_1): Add memory clobber.
1400 (delay_cycles_2): Add memory clobber.
1401 (delay_cycles_3): Add memory clobber.
1402 (delay_cycles_4): Add memory clobber.
1403 (cli_sei): New insn from former "enable_interrupt",
1404 "disable_interrupt" with memory clobber.
1405 (*wdt): New insn from former "wdt" with memory clobber.
1406 (*nopv): Similar, but for "nopv".
1407 (*sleep): Similar, but for "sleep".
1409 Backport from 2012-03-07 mainline r185043.
1412 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1414 Backport from 2012-03-07 mainline r185032.
1417 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1418 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1419 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1421 Backport from 2012-03-07 mainline r185031.
1424 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1426 * config/avr/avr.md (xload_8): Adjust insn length.
1428 Backport from 2012-03-07 mainline r185030.
1431 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1432 if RAMPZ affects reading from RAM.
1434 Backport from 2012-03-05 mainline r184919.
1436 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1438 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1440 Backport from mainline r185259.
1443 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1444 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1446 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1448 Backported from mainline
1449 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1452 * c-parser.c (c_parser_postfix_expression)
1453 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1455 * config/i386/smmintrin.h: Avoid /* within a comment.
1456 * config/i386/nmmintrin.h: Likewise.
1458 2012-03-22 Richard Guenther <rguenther@suse.de>
1460 * BASE-VER: Set to 4.7.1.
1461 * DEV-PHASE: Set to prerelease.
1463 2012-03-22 Release Manager
1465 * GCC 4.7.0 released.
1467 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1469 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1471 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1472 Andrew Pinski <apinski@cavium.com>
1475 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1476 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1477 calls instead of __builtin_ir{int,ound}*.
1479 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1482 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1485 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1487 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1488 Refer to GCC 4.7 version of c99status.html.
1490 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1492 Backport from mainline
1493 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1495 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1496 redefine to be NULL if the current bit-size is different from the
1497 configured bit-size.
1499 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1500 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1501 set the default tuning. Add asserts to make sure the cpu and tune
1502 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1503 test whether the index is set, instead of > 0.
1504 (rs6000_file_start): Do not reset the default cpu if the current
1505 bit-size is different from the configured bit-size.
1507 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1509 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1511 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1512 Update binutils references.
1513 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1514 Update binutils reference.
1515 Update Sun as/GNU ld caveat.
1516 Document binutils largefile requirement for LTO plugin.
1517 Remove reference to alternate libpthread.
1519 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1521 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1523 (Specific, mips-sgi-irix6): Likewise.
1525 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1527 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1528 * configure: Regenerate.
1530 2012-03-07 Richard Henderson <rth@redhat.com>
1532 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1533 * config/m68k/sync.md (atomic_test_and_set): Use it.
1534 (atomic_test_and_set_1): Likewise.
1536 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1539 * Makefile.in: Let install-gcc-ar depend on installdirs,
1540 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1541 Don't double canonicalize if cross-compiling.
1543 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1545 * trans-mem.c: New typedef for tm_region_p.
1546 Define vector types for tm_region_p.
1547 (tm_region_init): Replace region_worklist to a vector called
1550 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1553 * trans-mem.c (tm_region_init): Use last_basic_block.
1555 2012-03-05 Richard Henderson <rth@redhat.com>
1558 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1559 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1560 BIGGEST_ALIGNMENT is aligned.
1562 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1564 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1566 2012-03-05 Richard Henderson <rth@redhat.com>
1569 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1570 instead of calling negqi2 directly.
1572 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1574 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1575 (INTMAX_TYPE): Use it.
1576 (UINTMAX_TYPE): Likewise.
1577 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1578 (irix6_c_common_override_options): Declare.
1579 (C_COMMON_OVERRIDE_OPTIONS): Define.
1580 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1581 * config/mips/irix6-c.c: New file.
1582 * config/mips/t-irix6 (irix6-c.o): New target.
1583 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1586 2012-03-02 Richard Henderson <rth@redhat.com>
1588 * optabs.c (expand_atomic_test_and_set): Honor
1589 atomic_test_and_set_trueval even when atomic_test_and_set
1590 optab is not in use.
1592 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1594 Backport from mainline
1595 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1597 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1599 2012-03-02 Richard Guenther <rguenther@suse.de>
1601 * DEV-PHASE: Set to prerelease.
1603 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1605 * config.gcc (obsolete): Add all ARM targets using the FPA.
1606 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1607 * doc/install.texi: Avoid references to obsolete ARM ports.
1609 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1611 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1613 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1614 Joern Rennecke <joern.rennecke@embecosm.com>
1616 * doc/extend.texi: Expand and update information on interrupt
1617 attribute for Epiphany.
1619 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1621 * config/sh/sh-protos.h: Update copyright notice dates.
1622 * config/sh/sh.h: Likewise.
1623 * config/sh/sh.md: Likewise.
1624 * config/sh/constraints.md: Likewise.
1625 * config/sh/predicates.md: Likewise.
1627 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1629 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1630 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1632 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1634 * config/sh/constraints.md: Fix comment typo.
1636 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1639 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1640 unsigned HOST_WIDE_INT.
1641 (zvdep_imm64): Likewise.
1642 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1643 (vdepi_and): Likewise.
1644 Likewise for unamed 64-bit patterns.
1645 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1647 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1650 PR rtl-optimization/52417
1651 * cselib.c (cselib_any_perm_equivs): New variable.
1652 (cselib_reset_table): Check that it's not set when not
1653 preserving constants.
1654 (cselib_add_permanent_equiv): Set it.
1655 (cselib_have_permanent_equivalences): New.
1656 (cselib_init, cselib_finish): Reset it.
1657 * cselib.h (cselib_have_permanent_equivalences): Declare.
1658 * alias.c (get_addr): Restore earlier behavior when there
1659 aren't permanent equivalences.
1661 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1663 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1664 * config/v850/v850-modes.def: Fix copyright notice.
1666 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1668 * doc/extend.texi (AVR Built-in Functions): Document
1669 __builtin_avr_flash_segment.
1671 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1672 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1673 (*split.flash_segment): New insn-and-split.
1674 * config/avr/avr.c (avr_init_builtins): Add local variables:
1675 const_memx_void_node, const_memx_ptr_type_node,
1676 char_ftype_const_memx_ptr.
1678 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1680 PR tree-optimization/52445
1681 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1682 add ssa_name_ver, offset and size fields and change store field
1684 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1685 (add_or_mark_expr): Likewise. Only consider previous stores
1686 with the same size and offset.
1687 (nt_init_block): Only look at gimple_assign_single_p stmts,
1688 doesn't look at rhs2.
1690 2012-03-01 Richard Guenther <rguenther@suse.de>
1693 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1694 conversions from integral types to pointer types.
1696 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1698 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1699 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1700 unintentionally removed in r184616.
1702 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1704 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1707 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1708 Uros Bizjak <ubizjak@gmail.com>
1711 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1712 alternatives, add "e" constraint to the new last alternative
1713 and ! to last 3 alternatives.
1715 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1717 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1718 DW_AT_artificial attributes at the end of the processing.
1719 (gen_array_type_die): Likewise.
1720 (gen_enumeration_type_die): Likewise.
1721 (gen_struct_or_union_type_die): Likewise.
1722 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1725 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1728 * expr.c (expand_assignment): If doing misaligned store that doesn't
1729 cover all mode bits, perform a RMW cycle.
1731 PR tree-optimization/52429
1732 * tree-parloops.c (separate_decls_in_region_debug): Return early
1733 if var is LABEL_DECL.
1735 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1737 PR tree-optimization/52424
1738 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1739 calling dom_thread_across_edge.
1741 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1743 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1745 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1747 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1748 * config/avr/avr.c (avr_output_bld): Remove unused function.
1749 (avr_out_sbxx_branch): Use "%T" to print bit position.
1751 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1753 * config/avr/avr.md: Untabify.
1755 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1757 * config/avr/avr.md (eqne): New code iterator.
1758 (*dec-and-branchsi): Use it in text peephole's condition.
1759 (*dec-and-branchhi): Ditto.
1760 (*dec-and-branchqi): Ditto.
1762 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1765 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1766 the device does not have the skip-bug.
1768 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1770 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1771 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1772 -mpretend-cmove): New.
1774 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1777 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1778 doesn't count DEBUG_INSN refs.
1779 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1780 for DEBUG_INSN refs.
1782 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1786 2012-02-20 Richard Guenther <rguenther@suse.de>
1787 PR tree-optimization/52298
1788 * tree-vect-stmts.c (vectorizable_load): Properly use
1789 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1792 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1795 * gimple.h (gimple_in_transaction): New.
1796 (gimple_set_in_transaction): New.
1797 (struct gimple_statement_base): Add in_transaction field.
1798 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1800 (tree_ssa_lim_initialize): Compute transaction bits.
1801 * tree.h (compute_transaction_bits): Protoize.
1802 * trans-mem.c (tm_region_init): Use the heap to store BB
1804 (compute_transaction_bits): New.
1806 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1808 * gcc.c (display_help): Document --help=common and sort entries
1811 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1813 * doc/install.texi: Document check-$LANG specific shortcuts
1815 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1818 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1820 * config/arm/arm_neon.h: Regenerate.
1821 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1822 (neon_vcgeu): New insn.
1823 (neon_vcgtu): Likewise.
1824 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1825 (ops): Unsigned comparison intrinsics call a different
1828 2012-02-28 Richard Guenther <rguenther@suse.de>
1831 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1832 ordering for the VEC_CONCAT for two element vectors for
1833 V2SFmode, V2SImode and V2DImode.
1835 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1838 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1839 detecting big-endian triplets.
1841 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1843 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1844 mode if there is no type information available.
1846 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1848 PR tree-optimization/53207
1849 * doc/invoke.texi: Document as experimental and relying on graphite.
1851 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1853 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1854 of initializer to changes from r184614.
1856 2012-02-28 Richard Guenther <rguenther@suse.de>
1858 PR tree-optimization/52395
1859 * tree-sra.c (build_ref_for_offset): Also look at the base
1860 TYPE_ALIGN when figuring out the alignment of the replacement.
1862 2012-02-28 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/52402
1865 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1866 mis-aligned types when creating the accesses at the call site.
1868 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1870 * config/avr/builtins.def: New file.
1871 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1872 * config/avr/avr.c (enum avr_builtin_id): Use it.
1873 (avr_init_builtins): Use it. And use avr_bdesc.
1874 (bdesc_1arg): Remove.
1875 (bdesc_2arg): Remove.
1876 (bdesc_3arg): Remove.
1877 (struct avr_builtin_description): Add field n_args.
1878 (avr_bdesc): New static variable using builtins.def.
1879 (avr_expand_builtin): Use it.
1880 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1881 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1882 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1884 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1887 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1888 match only one single hard register with respective hard reg rtx.
1889 (movmemx_<mode>): Ditto.
1890 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1891 insn anatomy of movmem[x]_<mode>.
1892 (avr_out_movmem): Same for printing assembler and operand usage.
1894 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1898 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1899 address spaces located outside of device flash.
1901 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1902 (mcu_type_s): Add field n_flash.
1903 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1904 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1905 (AVR_MCU): Add N_FLASH argument.
1906 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1907 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1908 macro __FLASH<n> if that address space makes sense for the device.
1909 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1910 outside of target flash.
1911 (avr_asm_named_section): Ditto.
1912 (avr_asm_select_section): Ditto.
1913 (avr_addr_space_convert): Ditto.
1914 (avr_emit_movmemhi): Ditto.
1915 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1916 address space is outside of device flash.
1917 (avr_insert_attributes): Ditto.
1918 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1919 avr_current_arch->n_segments.
1921 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1924 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1926 (*movabs<mode>_2): Likewise.
1928 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1931 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1932 s_register_operand in the test instead of REG_P. Don't call
1933 gen_reg_rtx if it won't be used.
1935 PR tree-optimization/52376
1936 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1938 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1940 * ifcvt.c (noce_get_condition): Check condition variable is not
1941 small_register_classes_for_mode_p before accepting.
1943 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1945 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1947 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1950 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1951 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1953 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1955 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1957 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1959 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1961 * config/sh/predicates.md: Remove blank lines.
1962 * config/sh/sh.c: Fix typos in comments.
1963 * config/sh/constraints.md: Likewise.
1964 * config/sh/sh.md: Remove blank lines.
1965 Fix typos in comments. Use ;; as comment characters.
1967 2012-02-26 Walter Lee <walt@tilera.com>
1969 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1970 (replace_mov_pcrel_step2): Ditto.
1972 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1975 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1976 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1977 and locs that reference values newer than the non-canonical value
1978 at hand. Return the canonical value as a worst case.
1979 (memrefs_conflict_p): Walk canonical value's locs.
1982 * cselib.c (preserve_only_constants): Rename to...
1983 (preserve_constants_and_equivs): ... this. Split out...
1984 (invariant_or_equiv_p): ... this. Preserve plus expressions
1985 of other preserved expressions too.
1986 (cselib_reset_table): Adjust.
1987 * var-tracking.c (reverse_op): Use canonical value to build
1990 2012-02-23 Kai Tietz <ktietz@redhat.com>
1992 * config/i386/i386.c (ix86_delegitimize_address): Handle
1993 UNSPEC_PCREL plus displacement.
1995 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1998 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1999 to test for unusedness in st X addressing.
2001 2012-02-24 Richard Guenther <rguenther@suse.de>
2004 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2005 (is_gimple_reg_type): Move inline ...
2006 * gimple.h (is_gimple_reg_type): ... here.
2008 2012-02-24 Richard Guenther <rguenther@suse.de>
2011 * passes.c (execute_function_todo): When verifying SSA form
2012 verify gimple form first.
2013 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2015 2012-02-24 Richard Guenther <rguenther@suse.de>
2018 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2019 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2021 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2023 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2025 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2027 * tree-phinodes.c (make_phi_node): Mark static.
2028 * tree-flow.h (make_phi_node): Remove extern decl.
2029 * doc/gimple.texi (make_phi_node): Remove documentation.
2031 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2033 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2034 * tree-ssa-sccvn.c (print_scc): Ditto.
2036 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2038 * doc/passes.texi (Full redundancy elimination): Fix typo.
2040 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2042 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2044 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2047 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2049 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2052 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2054 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2056 * config/avr/avr.md (code_stdname): Add ior, xor.
2057 (xior): New code iterator.
2058 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2059 (*<code_stdname><mode>qi.byte1-3): Ditto.
2061 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2063 PR tree-optimization/52019
2064 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2067 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2069 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2070 HAVE_INITFINI_ARRAY to work around namespace pollution in
2071 certain versions of newlib system headers.
2072 * config.in: Regenerate.
2073 * configure: Regenerate.
2074 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2075 instead of HAVE_INITFINI_ARRAY.
2077 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2080 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2081 is not offsettable memory reference.
2083 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2086 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2087 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2089 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2091 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2092 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2094 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2096 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2097 library on Solaris 8 even without TLS support.
2098 * configure: Regenerate.
2100 2012-02-22 Richard Guenther <rguenther@suse.de>
2103 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2104 for GIMPLE_DEBUG stmts.
2106 2012-02-22 Martin Jambor <mjambor@suse.cz>
2109 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2110 according to the base object.
2112 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2114 PR rtl-optimization/50063
2115 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2116 and 2 (8-bit SP) in operand 2.
2117 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2118 setup to use movhi_sp_r instead of vanilla move to write SP.
2119 Adjust REG_CFA notes to superseed unspec.
2120 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2122 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2123 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2124 irq_state 1 (IRQ known to be on) here.
2126 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2128 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2130 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2131 assign_hard_reg): Likewise.
2133 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2135 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2137 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2140 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2141 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2143 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2145 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2146 prototype from here to...
2147 * config/avr/avr.h: ...here.
2149 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2152 * thumb2.md (thumb2_shiftsi3_short): Split register and
2153 immediate shifts. For register shifts tie operands 0 and 1.
2154 (peephole2 for above): Check that register-controlled shifts
2155 have suitably tied operands.
2157 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2160 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2161 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2162 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2163 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2164 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2165 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2166 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2167 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2168 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2169 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2170 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2171 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2172 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2173 bdver1_ssevector_avx256_unaligned_load,
2174 bdver1_ssevector_sse128_unaligned_load,
2175 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2176 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2177 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2178 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2179 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2180 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2181 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2182 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2183 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2184 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2185 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2186 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2187 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2188 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2189 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2190 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2191 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2192 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2193 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2194 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2195 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2196 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2197 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2198 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2199 bdver1_ssediv_double_load, bdver1_ssediv_double,
2200 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2201 Add "bdver2" attribute.
2203 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2205 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2206 default if possible and not specified otherwise.
2208 2012-02-21 Richard Guenther <rguenther@suse.de>
2211 * gimplify.c (create_tmp_from_val): Use the main variant type
2212 for the type of the temporary we create.
2214 2012-02-21 Richard Guenther <rguenther@suse.de>
2216 PR tree-optimization/52324
2217 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2218 do not gimplify a MEM_REF address operand if it is already
2221 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2223 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2224 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2226 2012-02-21 Richard Guenther <rguenther@suse.de>
2228 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2229 nested_in_vect_loop.
2231 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2233 PR tree-optimization/52318
2234 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2235 vdef also to non-pure/const call stmts in the sequence.
2237 2012-02-20 David S. Miller <davem@davemloft.net>
2239 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2240 don't use the "rd %pc" instruction on v9 for PIC register loads.
2242 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2245 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2246 in a transaction safe function.
2248 2012-02-20 Kai Tietz <ktietz@redhat.com>
2251 * stor-layout.c (place_field): Handle desired_align for
2254 2012-02-20 Richard Guenther <rguenther@suse.de>
2256 PR tree-optimization/52298
2257 * tree-vect-stmts.c (vectorizable_store): Properly use
2258 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2260 (vectorizable_load): Likewise.
2261 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2262 Access DR_STEP after ensuring it is not NULL.
2264 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2266 PR tree-optimization/52286
2267 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2268 optimization use double_int_to_tree instead of build_int_cst_wide,
2269 rewrite to use double_int vars.
2271 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2274 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2276 Remove -e 0 from $gcc_cv_ld invocation.
2277 Only use __GLIBC_PREREQ if defined.
2278 Enable on Solaris since Solaris 8 patch.
2279 (gcc_SUN_LD_VERSION): New macro.
2280 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2281 gcc_SUN_LD_VERSION for version number format.
2282 * configure: Regenerate.
2283 * varasm.c (get_elf_initfini_array_priority_section): Set
2284 SECTION_NOTYPE for non-default priority.
2285 Use get_section instead of get_unnamed_section to emit
2286 .init_array/.fini_array with default priority.
2288 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2290 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2291 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2292 (mips_start_unique_function, mips_output_mips16_rdhwr)
2293 (mips_code_end): New functions.
2294 (TARGET_ASM_CODE_END): Define.
2296 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2298 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2299 to stubs with non-sibling calls.
2301 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2303 * doc/invoke.texi (-fira-* options): Copy-edit.
2304 (ira-* parameters): Copy-edit.
2306 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2308 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2309 GCC coding conventions.
2311 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2313 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2314 when used as adjectives.
2316 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2318 * doc/invoke.texi: Clean up "that"/"which" confusion.
2320 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2322 * system.h: Poison SMALL_REGISTER_CLASSES
2323 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2324 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2326 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2328 PR tree-optimization/52285
2329 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2330 when deciding if a call is a tail call or tail recursion.
2332 2012-02-16 Kai Tietz <ktietz@redhat.com>
2334 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2335 interger-constant displacement for UNSPEC_PCREL.
2337 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2339 PR rtl-optimization/52208
2340 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2341 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2343 PR tree-optimization/52255
2344 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2345 loop->header has virtual PHI, but exit_e->dest doesn't, add
2346 virtual PHI to exit_e->dest and adjust all uses after the loop.
2349 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2350 children with clone_tree_hash, not after it.
2352 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2354 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2355 extended identifiers.
2357 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2360 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2361 a same_body_alias, also test whether e->callee isn't a former
2362 or current clone of the decl this is a same body alias of.
2364 PR translation/52264
2365 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2367 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2369 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2371 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2374 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2375 force_reg instead of copy_to_reg for better optimization. Force
2376 non-register or memory operands into a register.
2378 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2380 * extend.texi: Reserve upper bits of memory model for future use.
2382 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2383 Anatoly Sokolov <aesok@post.ru>
2384 Eric Weddington <eric.weddington@atmel.com>
2387 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2388 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2389 Rewrite initializers for .macro.
2390 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2391 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2392 atxmega32d4, atxmega32x1.
2393 avrxmega4: atxmega64a3, atxmega64d3.
2394 avrxmega5: atxmega64a1, atxmega64a1u.
2395 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2396 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2397 avrxmega7: atxmega128a1, atxmega128a1u.
2398 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2399 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2400 (struct base_arch_s): Rename reserved to xmega_p.
2401 Rename reserved2 to have_rampd.
2402 (AVR_XMEGA): New define.
2403 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2404 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2405 * config/avr/predicates.md (io_address_operand): Take into
2407 (low_io_address_operand): Ditto.
2408 (high_io_address_operand): Ditto.
2409 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2410 (enabled, movhi_sp_r): Use them.
2411 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2412 cpp_define_formatted to built-in define __AVR_ARCH__.
2413 (__AVR_XMEGA__): New built-in define.
2414 (__AVR_HAVE_RAMPD__): New built-in define.
2415 (__AVR_HAVE_RAMPX__): New built-in define.
2416 (__AVR_HAVE_RAMPY__): New built-in define.
2417 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2419 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2420 (avr_option_override): Initialize them.
2421 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2422 (avr_init_expanders): Initialize them. No more block several calls.
2423 (emit_push_sfr): New static function.
2424 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2426 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2427 (avr_print_operand): Print addreeses as symbols for
2428 RAMPX, RAMPY, RAMPD, CCP.
2429 (output_movhi): Handle AVR_XMEGA when writing to SP.
2430 (avr_out_movhi_mr_r_xmega): New static function.
2431 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2432 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2433 __RAMPD__, __CCP__ as needed.
2435 * config/avr/multilib.h: Regenerate.
2436 * config/avr/t-multilib: Regenerate.
2437 * config/avr/avr-tables.opt: Regenerate.
2439 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2441 PR tree-optimization/50561
2442 * graphite-flattening.c (lst_project_loop): Do not
2443 remove old scattering dimensions after flattening.
2444 (lst_do_flatten): Likewise.
2446 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2448 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2449 __builtin_avr_map8, __builtin_avr_map16.
2450 Document __builtin_avr_insert_bits.
2452 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2453 (insert_bits): New insn.
2454 (adjust_len.map_bits): Rename to insert_bits.
2455 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2456 * avr-protos.h (avr_out_map_bits): Remove.
2457 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2458 * config/avr/constraints.md (Cxf,C0f): New.
2459 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2460 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2461 New built-in define __BUILTIN_AVR_INSERT_BITS.
2462 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2463 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2464 (avr_move_bits): Rewrite.
2465 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2467 (avr_map_op_t): New typedef.
2468 (avr_map_op): New static variable.
2469 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2470 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2471 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2472 (bdesc_3arg, avr_expand_triop_builtin): New.
2473 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2474 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2475 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2476 (avr_map_equal_p, avr_map_sig_p): Remove.
2477 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2478 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2479 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2480 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2481 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2482 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2484 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2486 * config/c6x/c6x.md (reserve_cycles): New attribute.
2487 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2488 don't reserve functional units after the branch occurs.
2490 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2493 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2494 functions into non-tm_pure functions.
2496 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2499 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2500 (iterative_hash_canonical_type): Likewise.
2501 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2504 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2506 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2507 sched-group insn, it either remains alone or the entire list is pruned.
2509 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2511 * doc/install.texi (Prerequisites): Fix grammar.
2512 (Configuration): Likewise.
2514 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2516 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2517 MPC as part of GCC before describing configuring with --with-gmp etc.
2518 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2519 sources are present.
2521 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2524 * dwarf2out.c (clone_tree_hash): New function.
2525 (copy_decls_walk): Use it instead of clone_tree.
2527 2012-02-14 Richard Guenther <rguenther@suse.de>
2529 PR tree-optimization/52244
2530 PR tree-optimization/51528
2531 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2532 replacements for integral types.
2534 2012-02-14 Walter Lee <walt@tilera.com>
2536 * config.gcc: Handle tilegx and tilepro.
2537 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2539 Add HAVE_AS_TLS check for tilegx and tilepro.
2540 * configure: Regenerate.
2541 * doc/contrib.texi: Add Mat Hostetter and self.
2542 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2543 Document instruction intrinsics and network accessing intrinsics.
2544 (TILEPro Built-in Functions): New node. Document instruction
2545 intrinsics and network accessing intrinsics.
2546 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2547 (Specific, tilepro-*-linux*): Likewise.
2548 * doc/invoke.texi (TILE-Gx Options): New section.
2549 (TILEPro Options): New section.
2550 * doc/md.texi (TILE-Gx): New section.
2551 (TILEPro): New section.
2552 * common/config/tilegx/tilegx-common.c: New file.
2553 * common/config/tilepro/tilepro-common.c: New file.
2554 * config/tilegx/constraints.md: New file.
2555 * config/tilegx/linux.h: New file.
2556 * config/tilegx/mul-tables.c: New file.
2557 * config/tilegx/predicates.md: New file.
2558 * config/tilegx/sync.md: New file.
2559 * config/tilegx/t-tilegx: New file.
2560 * config/tilegx/tilegx-builtins.h: New file.
2561 * config/tilegx/tilegx-c.c: New file.
2562 * config/tilegx/tilegx-generic.md: New file.
2563 * config/tilegx/tilegx-modes.def: New file.
2564 * config/tilegx/tilegx-multiply.h: New file.
2565 * config/tilegx/tilegx-protos.h: New file.
2566 * config/tilegx/tilegx.c: New file.
2567 * config/tilegx/tilegx.h: New file.
2568 * config/tilegx/tilegx.md: New file.
2569 * config/tilegx/tilegx.opt: New file.
2570 * config/tilepro/constraints.md: New file.
2571 * config/tilepro/gen-mul-tables.cc: New file.
2572 * config/tilepro/linux.h: New file.
2573 * config/tilepro/mul-tables.c: New file.
2574 * config/tilepro/predicates.md: New file.
2575 * config/tilepro/t-tilepro: New file.
2576 * config/tilepro/tilepro-builtins.h: New file.
2577 * config/tilepro/tilepro-c.c: New file.
2578 * config/tilepro/tilepro-generic.md: New file.
2579 * config/tilepro/tilepro-modes.def: New file.
2580 * config/tilepro/tilepro-multiply.h: New file.
2581 * config/tilepro/tilepro-protos.h: New file.
2582 * config/tilepro/tilepro.c: New file.
2583 * config/tilepro/tilepro.h: New file.
2584 * config/tilepro/tilepro.md: New file.
2585 * config/tilepro/tilepro.opt: New file.
2587 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2589 PR tree-optimization/52210
2590 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2591 vect_model_simple_cost with two entry vect_def_type array instead
2592 of an address of dt.
2594 2012-02-14 Richard Guenther <rguenther@suse.de>
2597 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2598 Do not stream DECL_QUALIFIER.
2599 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2600 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2601 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2603 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2606 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2609 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2612 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2613 * cselib.c (cselib_subst_to_values_from_insn): New function.
2614 * sched-deps.c (add_insn_mem_dependence,
2615 sched_analyze_1, sched_analyze_2): Use it.
2617 2012-02-13 Jan Hubicka <jh@suse.cz>
2620 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2622 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2624 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2625 (GTM_SELF_SPECS): Define if not already defined.
2626 (driver_self_specs): Add GTM_SELF_SPECS.
2627 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2628 (GTM_SELF_SPECS): Define.
2629 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2630 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2632 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2634 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2637 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2640 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2641 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2643 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2646 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2648 2012-02-13 Richard Guenther <rguenther@suse.de>
2650 PR translation/52211
2651 * passes.c (enable_disable_pass): Fix typo.
2653 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2656 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2657 XOR for reduce_bit_field if type is unsigned.
2659 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2661 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2662 disallow changes from SFmode to mode with different size in FP regs.
2664 2012-02-12 Robert Millan <rmh@gnu.org>
2665 Gerald Pfeifer <gerald@pfeifer.com>
2667 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2670 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2672 PR rtl-optimization/52175
2673 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2674 to frame-related instructions.
2676 2012-02-10 Jason Merrill <jason@redhat.com>
2679 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2680 (demangle_new_symbols): Fill it.
2681 (scan_linker_output): Walk it.
2682 (start_tweaking): Split out from scan_linker_output.
2683 (maybe_tweak): Update sym->chosen.
2684 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2686 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2689 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2691 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2693 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2694 having the same mode as previous compare.
2696 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2698 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2699 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2700 (nonlocal_goto_internal): Likewise.
2701 (nonlocal_goto): Emit a use and an indirect jump directly.
2703 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2706 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2707 __atomic_{is,always}_lock_free.
2709 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2712 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2713 negative constant address for x32.
2715 2012-02-10 Richard Henderson <rth@redhat.com>
2717 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2718 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2719 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2721 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2722 Ira Rosen <irar@il.ibm.com>
2724 PR tree-optimization/50031
2725 * targhooks.c (default_builtin_vectorization_cost): Handle
2727 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2728 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2729 all types of reduction and pattern statements.
2730 (vect_estimate_min_profitable_iters): Likewise.
2731 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2732 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2733 for explicit realigns.
2734 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2735 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2737 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2738 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2739 vec_perm for VSX and handle vec_promote_demote.
2741 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2744 * builtins.c (fold_builtin_atomic_always_lock_free,
2745 expand_builtin_atomic_always_lock_free,
2746 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2747 Return and/or test boolean_true_node/boolean_false_node instead of
2748 integer_one_node/integer_zero_node.
2750 2012-02-10 Jan Hubicka <jh@suse.cz>
2753 * predict.c (predict_paths_for_bb): Prevent looping.
2754 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2756 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2758 * config/arm/arm.c (output_move_double): In one case properly
2759 count number of instructions that will be emitted.
2761 2012-02-10 Richard Guenther <rguenther@suse.de>
2763 PR translation/52193
2764 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2766 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2769 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2771 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2774 * var-tracking.c (emit_note_insn_var_location): If
2775 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2776 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2777 non-NOTE_DURING_CALL_P insn.
2779 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2782 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2784 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2787 * gcc.c (switch_matches) Support switches with separated form,
2790 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2792 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2794 (RAMPZ_ADDR): Ditto.
2795 * config/avr/avr.c (avr_addr_t): New typedef.
2796 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2797 (avr_init_expanders): Initialize it.
2798 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2800 (expand_epilogue): Ditto.
2801 (avr_print_operand): Ditto.
2802 (avr_file_start): Ditto.
2803 (avr_emit_movmemhi): Ditto.
2805 2012-02-08 Richard Guenther <rguenther@suse.de>
2807 PR tree-optimization/46886
2808 * tree-flow.h (do_while_loop_p): Declare.
2809 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2810 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2812 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2814 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2815 always succeed for integers larger than a native word.
2817 2012-02-08 Richard Guenther <rguenther@suse.de>
2819 PR rtl-optimization/52170
2820 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2821 properly handle integer vector modes.
2823 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2825 PR gcov-profile/52150
2826 * coverage.c: Include target.h.
2827 (build_var): Call targetm.strip_name_encoding on the assembler name.
2828 Change one _ into . or $ if the target allows it.
2829 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2831 PR rtl-optimization/52139
2832 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2833 is a BARRIER after emit_insn_after_noloc, move BB_END
2834 to the last non-BARRIER insn before it.
2836 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2839 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2840 (mips_gimplify_va_arg_expr): Call it instead of
2841 std_gimplify_va_arg_expr.
2843 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2845 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2846 message for -mno-pointers-to-nested-function.
2848 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2851 * expr.c (get_inner_reference): If there is an offset, add a negative
2852 bit position to it (if any).
2854 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2856 PR rtl-optimization/52060
2857 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2858 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2859 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2860 and/or i0src_copy2 when needed.
2862 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2864 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2865 or LTOPLUGINSONAME if have_c.
2867 * config/freebsd-spec.h: Add comment about what macros can be defined
2869 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2870 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2873 2012-02-07 Richard Guenther <rguenther@suse.de>
2875 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2876 newline in -alias dumps.
2878 2012-02-07 Kai Tietz <ktietz@redhat.com>
2879 Dave Korn <dave.korn.cygwin@gmail.com>
2882 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2883 Take care that typinfo gets dllexport-attribute.
2885 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2888 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2889 if modifier < EXPAND_SUM call force_operand on the result.
2891 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2893 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2894 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2896 (epiphany_function_type): Replace types for specific interrupts with
2897 EPIPHANY_FUNCTION_INTERRUPT.
2898 (EPIPHANY_INTERRUPT_P): Update.
2899 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2900 New static function.
2901 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2902 <disinterrupt>: Affects type identity.
2903 (epiphany_handle_interrupt_attribute): Handle variable number of
2905 (epiphany_compute_function_type): Update for new
2906 epiphany_function_type definition.
2907 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2908 handlers with a longcall forwarder.
2909 (epiphany_start_function): Handle multiple interrupt arguments and/or
2910 forwarder_section attribute.
2912 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2915 2012-02-07 Alan Modra <amodra@gmail.com>
2918 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2921 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2923 PR tree-optimization/50969
2924 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2925 use vec_perm rather than vector_stmt.
2926 (vect_model_load_cost): Likewise.
2927 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2928 vec_perm to be the same as other vector statements.
2929 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2930 cost of vec_perm for TARGET_VSX.
2932 2012-02-06 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/52115
2935 * tree-sra.c (access_has_replacements_p): New function.
2936 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2938 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2941 * trans-mem.c (expand_call_tm): Add an assertion.
2942 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2945 2012-02-06 Richard Guenther <rguenther@suse.de>
2947 PR tree-optimization/50955
2948 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2949 raise cost of expressions that replace an address with an
2950 expression based on a different pointer.
2952 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2955 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2956 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2958 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2961 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2962 -Weffc++ and specify guidelines come from second edition.
2964 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2966 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2967 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2968 (call_direct_split, call_value_split, call_value_internal_direct)
2969 (call_value_direct_split, call_value_multiple_split): Use jal and
2970 jal_macro attributes.
2972 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2974 * reload1.c (reload_regs_reach_end_p): Replace with...
2975 (reload_reg_rtx_reaches_end_p): ...this function.
2976 (new_spill_reg_store): Update commentary.
2977 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2978 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2979 before setting new_spill_reg_store.
2980 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2981 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2982 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2983 for non-spill reload registers.
2985 2012-02-05 Ira Rosen <irar@il.ibm.com>
2987 PR tree-optimization/52091
2988 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2989 (vect_is_simple_use_1): Likewise.
2990 * tree-vect-loop.c (vectorizable_reduction): Update calls
2991 to vect_is_simple_use_1 and vect_is_simple_use.
2992 (vectorizable_live_operation): Likewise.
2993 * tree-vect-patterns.c (widened_name_p,
2994 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2995 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2996 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2997 vectorizable_shift,vectorizable_operation, vectorizable_store,
2998 vectorizable_load): Likewise.
2999 (vect_is_simple_cond): Add an argument, pass it to
3000 vect_is_simple_use_1.
3001 (vectorizable_condition): Update calls to vect_is_simple_cond,
3003 (vect_is_simple_use): Add an argument, the statement in which
3004 OPERAND is used. Check that if OPERAND's def stmt is a double
3005 reduction phi node, the use is a phi node too.
3006 (vect_is_simple_use_1): Add an argument, pass it to
3008 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3009 to vect_is_simple_use.
3011 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3013 PR rtl-optimization/52095
3014 * modulo-sched.c (dump_insn_locator): New function.
3015 (loop_canon_p, sms_schedule): Use it.
3017 PR rtl-optimization/52113
3018 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3019 even for decomposable shift/zext insns.
3021 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3022 Zdenek Dvorak <ook@ucw.cz>
3024 PR rtl-optimization/52092
3025 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3026 on get_iv_value result.
3028 2012-02-02 Andrew Pinski <apinski@cavium.com>
3032 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3034 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3037 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3039 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3041 PR rtl-optimization/49800
3042 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3043 (sched_finish): Call regstat_free_n_sets_and_refs.
3045 2012-02-02 Jia Liu <proljc@gmail.com>
3047 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3050 2012-02-02 Jan Hubicka <jh@suse.cz>
3051 Tom de Vries <tom@codesourcery.com>
3054 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3055 * varpool.c (varpool_analyze_pending_decls): Likewise.
3057 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3058 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3060 * config.gcc: Add cr16-* support.
3062 * doc/extend.texi: Document cr16 extensions.
3063 * doc/install.texi: Document cr16 install.
3064 * doc/invoke.texi: Document cr16 options.
3065 * doc/md.texi: Document cr16 constraints.
3067 * common/config/cr16/cr16-common.c: New file.
3068 * config/cr16/cr16.c: New file.
3069 * config/cr16/cr16.h: New file.
3070 * config/cr16/cr16.md: New file.
3071 * config/cr16/cr16.opt: New file.
3072 * config/cr16/cr16-protos.h: New file.
3073 * config/cr16/predicates.md: New file.
3074 * config/cr16/constraints.md: New file.
3075 * config/cr16/t-cr16: New file.
3077 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3080 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3081 that operands[2] is either immediate, or q_regs_operand.
3083 PR tree-optimization/52073
3084 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3085 a pattern stmt for pattern uses, ignore uses outside of the loop.
3087 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3089 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3090 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3091 (OUT_AS1, OUT_AS2): Remove.
3093 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3095 PR rtl-optimization/51374
3096 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3097 to cross other volatile_refs_p insns.
3099 2012-02-01 Richard Guenther <rguenther@suse.de>
3101 * doc/invoke.texi (fno-inline): Clarify documentation.
3102 (finline-small-functions): Likewise.
3103 (finline-functions): Likewise.
3104 * common.opt (finline): Adjust comment and documentation.
3105 (finline-small-functions): Clarify documentation.
3106 (finline-functions): Likewise.
3107 (finline-functions-called-once): Likewise.
3109 2012-02-01 Tristan Gingold <gingold@adacore.com>
3111 * c-typeck.c (composite_type): Keep mode for pointers.
3113 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3115 * function.h (regno_reg_rtx): Adjust comment.
3116 * reginfo.c (init_reg_modes_target): Only use the previous mode
3117 if it fits within one register. Remove MIPS comment.
3119 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3122 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3124 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3126 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3127 to srak instruction.
3129 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3131 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3133 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3138 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3140 2012-01-31 Richard Guenther <rguenther@suse.de>
3142 PR tree-optimization/51528
3143 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3146 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3151 * ree.c (add_removable_extension): Change def_map argument
3152 to unsigned *, store in def_map 1 + offset into *insn_list vector
3153 instead of pointers into the vector.
3154 (find_removable_extensions): Adjust caller.
3156 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3158 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3159 Transform all "* quoted-c-code" to { c-code }.
3160 Remove redundant test for "optimize" in combine patterns.
3161 Move (include "avr-dimode.md") to end of file.
3163 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3166 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3167 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3169 2012-01-30 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/52028
3172 * tree-loop-distribution.c (ldist_gen): Properly update
3175 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3178 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3179 set_cur_line_info_table if not emitting debug info.
3181 PR tree-optimization/52046
3182 * tree-vect-patterns.c (check_bool_pattern): Give up if
3183 a comparison could throw.
3186 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3188 2012-01-30 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/52045
3191 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3192 SSA form if cfgcleanup did anything.
3194 2012-01-30 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/52045
3197 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3198 before computing final todo.
3200 2012-01-30 Richard Guenther <rguenther@suse.de>
3202 PR tree-optimization/51528
3203 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3206 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3208 * df-problems.c (df_kill_notes): Check that the use refers
3209 to the note under examination.
3211 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3214 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3215 parameter and use short-lived pseudos.
3216 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3217 (sparc_expand_vector_init): Const-ify local variables and adjust
3218 calls to above functions.
3220 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3222 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3224 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3226 * doc/invoke.texi: Make usage of "compile time" and
3227 "run time"/"runtime" consistent throughout the file.
3229 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3231 * config/alpha/alpha.c (alpha_option_override): Default to
3232 full IEEE compliance mode for Go language.
3234 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3236 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3237 (LINK_SSP_SPEC): Define.
3239 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3242 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3245 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3247 * doc/invoke.texi: Correct hyphenation of "floating point",
3248 "double precision", and related terminology throughout the file.
3250 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3253 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3254 arm_general_register_operand predicate for operand 2 instead of
3257 2012-01-27 Ian Lance Taylor <iant@google.com>
3260 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3261 * builtins.c (expand_builtin_init_trampoline): Add onstack
3262 parameter. Change caller.
3263 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3264 * tree.c (build_common_builtin_nodes): Declare
3265 __builtin_init_heap_trampoline.
3267 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3269 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3270 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3271 * config/avr/avr.c: Ditto.
3272 (avr_regnames): Remove because unused.
3273 * config/avr/avr.md (*cpse.ne): New peephole.
3274 (*cpse.eq): New peephole from former cpse peepholes.
3276 2012-01-27 Michael Eager <eager@eagercon.com>
3278 * config/microblaze.c (microblaze_emit_compare): Correct
3279 test after pcmp instruction.
3281 2012-01-27 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/52020
3284 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3286 2012-01-27 Richard Guenther <rguenther@suse.de>
3288 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3289 function non-const/pure.
3291 2012-01-27 Richard Guenther <rguenther@suse.de>
3293 PR tree-optimization/50444
3294 * tree-sra.c (build_ref_for_offset): Properly adjust the
3295 MEM_REF type for unaligned accesses.
3297 2012-01-27 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/50444
3300 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3301 (expand_assignment): Use it. Properly handle misaligned
3302 bases when expanding stores to component references.
3303 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3306 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3309 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3310 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3311 * tree-data-ref.c (find_data_references_in_loop): Make static.
3312 (compute_all_dependences): Change return type to bool. Bail out
3313 for too many datarefs in a loop. Move the hunk resetting the data
3314 dependences vector from ...
3315 (compute_data_dependences_for_loop): ... here. Account for
3316 compute_all_dependences returning false.
3317 (compute_data_dependences_for_bb): Likewise.
3318 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3319 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3321 2012-01-27 Richard Guenther <rguenther@suse.de>
3324 * expr.c (store_field): Use the alias-set of the scratch memory
3327 2012-01-27 Tom de Vries <tom@codesourcery.com>
3329 PR tree-optimization/51990
3330 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3332 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3334 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3337 * var-tracking.c (reverse_op): Don't add any reverse operation
3338 if V already has any constant locations.
3340 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3342 * doc/invoke.texi: Correct usage of "command line" (noun)
3343 vs "command-line" (adjective) throughout.
3345 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3347 * doc/invoke.texi (Language Independent Options): Move
3348 -Wcoverage-mismatch blurb from here....
3349 (Warning Options): ...to here.
3351 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3353 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3354 Set rs6000_always_hint to false for 476.
3356 2012-01-27 Matthias Klose <doko@ubuntu.com>
3358 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3360 * incpath.c (add_standard_paths): Likewise.
3362 2012-01-27 Richard Henderson <rth@redhat.com>
3364 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3365 * config/m68k/sync.md (atomic_test_and_set): Rename from
3366 sync_test_and_setqi and adjust the operands.
3367 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3368 and unconditionally enable.
3370 2012-01-27 Richard Henderson <rth@redhat.com>
3372 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3373 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3374 (ldstub): Rename from ldstubqi.
3375 (ldstub<I24MODE>): Remove.
3377 2012-01-27 Richard Henderson <rth@redhat.com>
3379 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3380 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3381 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3382 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3383 * doc/tm.texi: Rebuild.
3385 2012-01-27 Richard Henderson <rth@redhat.com>
3387 * optabs.c (gen_atomic_test_and_set): Remove default.
3388 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3390 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3392 PR rtl-optimization/51978
3393 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3394 (combine_reaching_defs): Likewise.
3395 (struct re_info): Remove.
3396 (add_removable_extension): Remove x and data arguments,
3397 add insn, insn_list and def_map. Use the arguments directly
3398 instead of using struct re_info.
3399 (find_removable_extensions): Don't call add_removable_extension
3400 through note_stores, instead just call it with single_set
3402 (find_and_remove_re): Pass curr_cand->expr instead of
3403 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3405 2012-01-26 Michael Matz <matz@suse.de>
3407 PR tree-optimization/46590
3408 * cfgexpand.c: Revert last change (r183305).
3409 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3411 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3412 checking for emptiness.
3414 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3417 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3418 non-addressable non-BLKmode base correctly.
3420 2012-01-26 Michael Matz <matz@suse.de>
3422 PR tree-optimization/48794
3423 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3424 regions referenced from RESX/EH_DISPATCH.
3426 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3428 * config/s390/s390.h: Make BRANCH_COST an option.
3429 * config/s390/s390.opt: New option -mbranch-cost.
3431 2012-01-26 Richard Henderson <rth@redhat.com>
3433 Revert 2012-01-24 change:
3434 * trans-mem.c (requires_barrier): Do not instrument thread local
3435 variables and emit save/restore for them.
3437 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3440 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3443 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3445 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3448 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3451 Rename __pgm to __flash.
3452 Rename __pgm1 to __flash1.
3453 Rename __pgm2 to __flash2.
3454 Rename __pgm3 to __flash3.
3455 Rename __pgm4 to __flash4.
3456 Rename __pgm5 to __flash5.
3457 Rename __pgmx to __memx.
3458 * doc/extend.texi (AVR Named Address Spaces)
3459 Rename address space names as indicated above.
3460 * config/avr/avr.c (avr_addrspace): Ditto.
3462 * config/avr/avr-protos.h
3463 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3464 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3465 * config/avr/predicates.md: Ditto.
3466 * config/avr/avr.c Ditto, and
3467 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3468 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3470 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3471 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3472 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3473 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3474 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3475 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3476 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3477 * config/avr/avr.c: Ditto.
3478 * config/avr/avr.md: Ditto.
3480 2012-01-25 Jason Merrill <jason@redhat.com>
3483 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3485 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3487 PR tree-optimization/51987
3488 * tree-data-ref.c (get_references_in_stmt): Handle references in
3489 non-volatile GIMPLE_ASM.
3491 2012-01-25 Richard Guenther <rguenther@suse.de>
3493 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3494 bases are dereferenced.
3496 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3498 PR rtl-optimization/48374
3499 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3501 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3503 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3504 compute_data_dependences_for_loop returns false.
3505 * tree-parloops.c (loop_parallel_p): Likewise.
3507 2012-01-25 Richard Guenther <rguenther@suse.de>
3509 * tree.h (get_pointer_alignment_1): Declare.
3510 * builtins.c (get_pointer_alignment_1): New function.
3511 (get_pointer_alignment): Use it.
3513 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3515 PR rtl-optimization/48308
3516 * combine.c (enum undo_kind): Add UNDO_LINKS.
3517 (struct undo): Add member l to other_contents and where.
3518 (do_SUBST_LINK): New.
3520 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3521 (undo_all): Handle UNDO_LINKS.
3523 2012-01-25 Richard Henderson <rth@redhat.com>
3525 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3528 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3530 * optabs.c (gen_atomic_test_and_set): Use each argument.
3532 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3534 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3535 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3536 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3537 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3538 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3539 TARGET_PAIRED_SINGLE_FLOAT.
3541 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3543 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3544 (in_struct, return_val): Remove MEM documentation.
3545 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3546 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3547 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3549 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3550 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3551 * expr.c (store_field): Likewise.
3552 * function.c (assign_stack_temp_for_type): Likewise.
3553 * ifcvt.c (noce_try_cmove_arith): Likewise.
3554 * reload1.c (reload): Likewise.
3555 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3556 (alpha_set_memflags): Likewise.
3557 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3559 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3561 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3563 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3564 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3565 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3567 * cselib.c (cselib_rtx_varies_p): Delete.
3568 (cselib_invalidate_mem): Update call to canon_true_dependence.
3569 * dse.c (record_store, check_mem_read_rtx): Likewise.
3570 (scan_reads_nospill): Likewise.
3571 * cse.c (check_dependence): Likewise.
3572 (cse_rtx_varies_p): Delete.
3573 * expr.c (safe_from_p): Update call to true_dependence.
3574 * ira.c (validate_equiv_mem_from_store): Likewise.
3575 (memref_referenced_p): Likewise.
3576 * postreload-gcse.c (find_mem_conflicts): Likewise.
3577 * sched-deps.c (sched_analyze_2): Likewise.
3578 * store-motion.c (load_kills_store): Likewise.
3579 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3580 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3581 (compute_transp): Update call to canon_true_dependence.
3583 2012-01-25 Richard Henderson <rth@redhat.com>
3585 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3586 (maybe_emit_atomic_test_and_set): New.
3587 (expand_sync_lock_test_and_set): Use it.
3588 (expand_atomic_test_and_set): Likewise.
3589 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3590 the implementation; clarify implementation defined details.
3591 * doc/md.texi (atomic_test_and_set): Document.
3593 2012-01-25 Richard Henderson <rth@redhat.com>
3595 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3597 2012-01-25 Richard Henderson <rth@redhat.com>
3600 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3601 to effect no-op split.
3603 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3606 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3607 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3608 (BT_FN_VOID_PTR_INT_SIZE): New.
3609 (BT_FN_UINT_UINT_VAR): Remove.
3610 (BT_FN_UINT32_UINT32_VAR): New.
3611 (BT_FN_DOUBLE_VPTR): Remove.
3612 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3614 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3615 (_ITM_changeTransactionMode): Same.
3616 (_ITM_memmoveRtWt): Change return type to void.
3617 (_ITM_memcpyRtWt): Same.
3618 (_ITM_memsetW): Same.
3619 (_ITM_RaRD): Change types to double.
3624 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3626 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3627 Patrick Marlier <patrick.marlier@gmail.com>
3629 * trans-mem.c (requires_barrier): Do not instrument thread local
3630 variables and emit save/restore for them.
3632 2012-01-24 Jason Merrill <jason@redhat.com>
3635 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3636 output static aliases.
3638 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3641 * common.opt (-pie, -shared, pie, shared): Change from Common to
3643 * gcc.c (display_help): Display help for -pie and -shared.
3645 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3648 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3649 Remove note on size/offset limitation.
3650 (AVR Variable Attributes): Add example how to read data located
3651 with progmem. Refer to named address spaces.
3652 * doc/invoke.texi (AVR Options): Fix typo.
3654 2012-01-24 Richard Guenther <rguenther@suse.de>
3656 Forward-port to trunk
3657 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3660 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3661 op0 isn't sufficiently aligned and there is movmisalignM
3662 insn for mode, use it to load op0 into a temporary register.
3664 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3667 * target.def (const_not_ok_for_debug_p): New hook.
3668 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3670 * doc/tm.texi: Regenerated.
3671 * dwarf2out.c (const_ok_for_output_1): If
3672 targetm.const_not_ok_for_debug_p returns true, fail.
3673 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3675 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3677 2012-01-23 Kai Tietz <ktietz@redhat.com>
3680 * config/i386/predicates.md (symbolic_operand): Allow
3681 UNSPEC_PCREL as PIC expression for lea.
3682 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3683 * config/i386/i386.c (ix86_delegitimize_address): Handle
3684 UNSPEC_PCREL for none-MEM, too.
3686 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3688 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3689 (ipa_tm_create_version_alias): Same.
3691 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3694 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3695 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3697 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3698 Patrick Marlier <patrick.marlier@gmail.com>
3699 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3702 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3703 simple_object_start_read.
3705 2012-01-23 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/51895
3709 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3710 parameter decomposition into BLKmode components.
3712 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3714 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3715 fake variables for restrict-qualified pointers whose pointed-to type
3716 contains a placeholder.
3718 2012-01-23 Richard Guenther <rguenther@suse.de>
3720 PR tree-optimization/51949
3721 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3723 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3725 PR rtl-optimization/51933
3726 * ree.c (transform_ifelse): Return true right away if dstreg is
3727 already wider or equal to cand->mode.
3728 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3729 (make_defs_and_copies_lists): Remove defs_list and copies_list
3730 arguments, add state argument, just truncate state->work_list
3731 instead of always allocating and freeing the vector. Assert that
3732 get_defs succeeds instead of returning 2. Changed return type to bool.
3733 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3734 have ext_src_mode, see if it has been modified already with the
3735 right kind of extension and has been extended before from the
3736 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3737 just return true. Remember the original mode in state->modified array.
3738 (combine_reaching_defs): Add state argument. Don't allocate and
3739 free here def_list, copied_list and vec vectors, instead just
3740 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3741 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3742 Add state variable, clear vectors in it, initialize state.modified
3743 if needed. Free all the vectors at the end and state.modified too.
3744 Don't skip a candidate if the extension expression has been modified.
3746 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3749 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3750 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3751 (extra_options) interix.opt -> i386/interix.opt"
3752 (extra_objs):Add winnt-stubs.o
3753 * configure.ac: Add interix to target_os .comm on PE check.
3754 * configure: Regenerate.
3755 * config/interix3.h: Delete and move bits to..
3756 * config/interix.h: Delete and move bits to..
3757 * config/i386/i386-interix3.h: Delete and move bits to..
3758 * config/i386/i386-interix.h: ..here.
3759 (TARGET_CPU_DEFAULT): Remove redefinition.
3760 (TARGET_ASM_CONSTRUCTOR): Undefine.
3761 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3762 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3763 (PTRDIFF_TYPE): Define.
3764 (LONG_DOUBLE_TYPE_SIZE): Define.
3765 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3766 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3767 (TARGET_SECTION_TYPE_FLAGS): Define.
3768 (ASM_DECLARE_FUNCTION_NAME): Define.
3769 (ASM_OUTPUT_EXTERNAL): Define.
3770 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3771 (ASM_OUTPUT_ALIGNED_BSS): Define.
3772 (PCC_BITFIELD_TYPE_MATTERS): Define.
3773 (USE_CONST_SECTION): Define.
3774 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3775 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3776 (SUPPORTS_ONE_ONLY): Remove.
3777 (I386_PE_STRIP_ENCODING): Define.
3778 * config/interix.opt: Delete and move bits to..
3779 * config/i386/interix.opt: ..here. New.
3780 (mpe-aligned-commons): Add.
3781 * config/i386/t-interix: Add copyright header.
3782 (winnt-stubs.o): Add rule.
3784 2012-01-22 Jason Merrill <jason@redhat.com>
3787 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3788 for extra name aliases.
3790 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3792 PR rtl-optimization/51924
3793 * ree.c (combine_set_extension): Improve debugging message.
3794 (combine_reaching_defs): Likewise.
3795 (get_defs): Rename confusingly named variable.
3796 (find_and_remove_re): Skip a candidate if the extension expression has
3799 2012-01-21 Robert Millan <rmh@gnu.org>
3800 Gerald Pfeifer <gerald@pfeifer.com>
3802 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3803 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3805 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3807 PR tree-optimization/51914
3808 * tree-vect-stmts.c (vectorizable_conversion): For
3809 cvt_type && modifier == WIDEN, put temporary with cvt_type
3810 at the beginning of vec_dsts and set vec_dest to temporary
3813 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3815 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3817 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3819 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3820 * config/rs6000/rs6000.c: Likewise.
3822 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3825 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3826 output_move_double on a copy of operands array.
3828 2012-01-20 Cary Coutant <ccoutant@google.com>
3829 Dodji Seketeli <dodji@redhat.com>
3832 * dwarf2out.c (copy_declaration_context): Return ref to parent
3833 of declaration DIE, if necessary.
3834 (remove_child_or_replace_with_skeleton): Add new parameter; update
3835 caller. Place skeleton DIE under parent DIE of original declaration.
3836 Move call to copy_declaration_context to here ...
3837 (break_out_comdat_types): ... from here.
3839 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3841 PR rtl-optimization/51856
3842 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3845 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3848 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3849 hints for neon loads and stores.
3851 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3855 * doc/extend.texi (Named Address Spaces): Split into subsections.
3856 (AVR Named Address Spaces): New subsection.
3857 (M32C Named Address Spaces): New subsection.
3858 (RL78 Named Address Spaces): New subsection.
3859 (SPU Named Address Spaces): New subsection.
3860 (Variable Attributes): New anchor "AVR Variable Attributes".
3861 (AVR Variable Attributes): Rewrite and avoid wording
3862 "address space" in this context.
3863 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3864 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3865 (AVR Built-in Macros): New subsubsection therein.
3866 * doc/md.texi (AVR constraints): Remove "C04", "R".
3868 2012-01-20 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/51903
3871 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3872 when removing stmts.
3874 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3877 * config/arm/arm.c (arm_load_pic_register): Use
3878 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3879 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3880 (arm_pic_static_addr): Likewise.
3881 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3882 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3883 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3884 (pic_load_addr_unified): New.
3886 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3889 * function.c (instantiate_virtual_regs_in_insn): Use
3890 delete_insn_and_edges when removing a wrong asm insn.
3892 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3894 PR rtl-optimization/40761
3895 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3896 Add new member loop_num.
3897 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3898 (ira_build): Remove the parameter.
3900 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3901 (ira.c): Do not build CFG loops for one region allocation. Remove
3902 argument from ira_build call.
3904 * ira-build.c (init_loop_tree_node): New function.
3905 (create_loop_tree_nodes): Use it. Separate the case when CFG
3906 loops are not built.
3907 (more_one_region_p): Check current_loops.
3908 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3910 (add_loop_to_tree): Process loop equal to NULL too.
3911 (form_loop_tree): Separate the case when CFG loops are not built.
3912 Use explicitly number for the root.
3913 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3915 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3916 instead of loop->num.
3917 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3918 (mark_all_loops_for_removal): Ditto.
3919 (remove_unnecessary_regions): Separate the case when CFG loops
3921 (ira_build): Remove the parameter. Use explicit number of regions
3922 when CFG loops are not built.
3924 * ira-color.c (print_loop_title): Separate the case for the root node.
3925 Use loop_num instead of loop->num.
3926 (move_spill_restore): Use loop_num instead of loop->num.
3928 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3929 (change_loop): Ditto.
3930 (change_loop): Use loop_num instead of loop->num.
3932 * ira-lives.c (process_bb_node_lives): Ditto.
3934 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3936 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3938 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3941 * tree-mudflap.c (mf_artificial): New function.
3942 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3943 mx_register_decls, mudflap_enqueue_decl): Use it.
3946 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3947 numbers in the insn pattern.
3949 2012-01-19 Michael Matz <matz@suse.de>
3951 PR tree-optimization/46590
3952 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3953 use it in remembering which conflicts we already created.
3954 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3957 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3960 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3961 (merge_and_complain): Same.
3963 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3966 * config/initfini-array.h: Guard content of the header
3967 with #ifdef HAVE_INITFINI_ARRAY.
3968 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3969 Add initfini-array.h to tm_file here.
3970 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3971 * config.gcc: Don't add initfini-array.h to tm_file here.
3972 * configure: Regenerated.
3974 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3976 PR rtl-optimization/51505
3977 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3978 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3979 (df_note_bb_compute): Update the call to df_kill_notes.
3981 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3983 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3985 2012-01-18 Richard Guenther <rguenther@suse.de>
3987 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3988 of conversions to void *.
3990 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3991 Richard Sandiford <rdsandiford@googlemail.com>
3995 * optabs.h (simplify_expand_binop): Declare.
3996 * optabs.c (simplify_expand_binop): Make global.
3997 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3998 endian targets if the source cannot be exactly covered by word
4001 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4004 * hard-reg-set.h (struct hard_reg_set_container): New type.
4005 * target.h (struct hard_reg_set_container): Forward declare.
4006 * target.def (set_up_by_prologue): New target hook.
4007 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4008 * doc/tm.texi: Regenerated.
4009 * function.c (thread_prologue_and_epilogue_insns): Change
4010 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4011 Call targetm.set_up_by_prologue on it.
4012 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4013 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4015 2012-01-17 Nick Clifton <nickc@redhat.com>
4017 * config/rx/rx.c (rx_can_use_simple_return): New function.
4018 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4019 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4021 2012-01-17 Richard Guenther <rguenther@suse.de>
4024 * expr.c (expand_assignment): Take address-space information
4025 from the address operand of MEM_REF and TARGET_MEM_REF.
4026 (expand_expr_real_1): Likewise.
4028 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4030 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4031 reload dump is requested.
4033 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4036 * trans-mem.c (requires_barrier): Call may_be_aliased.
4038 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4040 PR tree-optimization/51877
4041 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4042 call arguments and fndecls compare equal, instead return false if they
4043 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4044 both SSA_NAMEs that are valueized the same, or they satisfy
4047 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4049 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4051 * configure: Regenerate.
4053 2012-01-16 Jan Hubicka <jh@suse.cz>
4057 * convert.c (convert_to_integer): Use fold_convert for
4058 converting an INTEGER_CST to integer type.
4060 2012-01-16 Jason Merrill <jason@redhat.com>
4063 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4065 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4068 * config/s390/s390.c (s390_chunkify_start): Don't skip
4069 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4070 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4071 If insn is followed by NOTE_INSN_VAR_LOCATION or
4072 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4073 Don't use location of note insns.
4075 PR tree-optimization/51865
4076 * tree-inline.c (tree_function_versioning): Call remap_decl
4077 on DECL_RESULT whenever it has VOID_TYPE_P type.
4079 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4081 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4082 for calls to locally-binding MIPS16 functions if only the return
4083 type uses float regs.
4085 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4086 Richard Sandiford <rdsandiford@googlemail.com>
4088 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4089 (SYMBOL_32_HIGH): Likewise.
4090 (mips_output_tls_reloc_directive): Declare.
4091 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4092 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4093 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4094 (mips_lo_relocs, mips_hi_relocs): Make extern.
4095 (mips16_stub_function): Move up file.
4096 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4097 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4098 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4099 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4100 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4101 (mips_get_tp): Add MIPS16 support.
4102 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4103 Generalize DTPREL and TPREL handling.
4104 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4105 Add MIPS16 TLS support.
4106 (mips_output_tls_reloc_directive): New function.
4107 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4108 * config/mips/predicates.md (symbolic_operand_with_high)
4109 (tls_reloc_operand): New predicates.
4110 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4111 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4112 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4113 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4114 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4115 (*tls_get_tp_mips16_call_<mode>): Likewise.
4117 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4119 PR rtl-optimization/51821
4120 * recog.c (peep2_find_free_register): Determine clobbered registers
4123 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4126 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4127 * config/avr/avr.c: Likewise.
4128 * config/avr/avr.h: Likewise.
4130 2012-01-13 Ian Lance Taylor <iant@google.com>
4133 * tree.h (TYPE_QUALS): Add cast to int.
4134 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4136 2012-01-13 Ian Lance Taylor <iant@google.com>
4138 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4139 comparing param_index to VEC_length result.
4141 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4143 * c-decl.c: Do not include tree-mudflap.h
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