1 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3 Backport from 2012-06-04 mainline r188172
6 * config/avr/avr-stdint.h: New file.
7 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
10 2012-06-04 Jakub Jelinek <jakub@redhat.com>
12 PR tree-optimization/53550
13 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
14 is POINTER_TYPE_P, use sizetype as step type instead of type.
16 2012-06-04 Richard Guenther <rguenther@suse.de>
17 Eric Botcazou <ebotcazou@adacore.com>
19 Backport from mainline
20 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
22 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
23 Change type of BITOFFSET to signed. Make sure the lower bound of
24 the computed range is non-negative by adjusting OFFSET and BITPOS.
25 (expand_assignment): Adjust call to get_bit_range.
27 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
29 * expr.c (get_bit_range): Return the null range if the enclosing record
30 is part of a larger bit field.
32 2012-03-20 Richard Guenther <rguenther@suse.de>
34 * stor-layout.c (finish_bitfield_representative): Fallback
35 to conservative maximum size if the padding up to the next
36 field cannot be computed as a constant.
37 (finish_bitfield_layout): If we cannot compute the distance
38 between the start of the bitfield representative and the
39 bitfield member start a new representative.
40 * expr.c (get_bit_range): The distance between the start of
41 the bitfield representative and the bitfield member is zero
42 if the field offsets are not constants.
44 2012-03-16 Richard Guenther <rguenther@suse.de>
46 * stor-layout.c (finish_bitfield_representative): Fall back
47 to the conservative maximum size if we cannot compute the
48 size of the tail padding.
50 2012-03-14 Richard Guenther <rguenther@suse.de>
52 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
53 * stor-layout.c (start_bitfield_representative): New function.
54 (finish_bitfield_representative): Likewise.
55 (finish_bitfield_layout): Likewise.
56 (finish_record_layout): Call finish_bitfield_layout.
57 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
58 for QUAL_UNION_TYPE fields.
59 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
60 Stream DECL_BIT_FIELD_REPRESENTATIVE.
61 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
66 * expr.c (get_bit_range): Unconditionally extract bitrange
67 from DECL_BIT_FIELD_REPRESENTATIVE.
68 (expand_assignment): Adjust call to get_bit_range.
70 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
73 * fold-const.c (fold_binary_loc): Refine previous change.
75 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
77 Backport from mainline
78 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
81 * config/sh/sh.c (find_barrier): Add equality check of last_got to
82 avoid going above orig insn. Update comments.
84 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
86 Backport from mainline
87 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
90 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
91 prologue for unwinder and profiler.
93 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
95 Backport from mainline
96 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
98 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
100 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
102 Backport from mainline
103 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
105 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
108 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
110 Backport from mainline
111 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
113 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
114 operand is CONST_INT. Take COSTS_N_INSNS into account.
115 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
118 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
120 * config/avr/avr.opt (-msp8): Document it.
121 * doc/invoke.texi (AVR Options): Copy from trunk docu.
123 2012-05-31 Richard Guenther <rguenther@suse.de>
126 * expr.c (expand_assignment): Do not use movmisalign on
129 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
132 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
133 (pa_section_type_flags): New.
134 (pa_legitimate_constant_p): Revert previous change.
136 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
138 Backport from mainline
139 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
142 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
144 (ipa_tm_create_version): Same.
146 2012-05-30 Jason Merrill <jason@redhat.com>
149 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
150 about array compound literals.
152 2012-05-30 Richard Guenther <rguenther@suse.de>
155 * fold-const.c (fold_binary_loc): Make sure to call
156 fold_plusminus_mult_expr with the original sign of operands.
158 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
160 * explow.c (probe_stack_range): Restore simple control flow and stop
161 again when the probe cannot be generated if HAVE_check_stack.
163 2012-05-30 Jakub Jelinek <jakub@redhat.com>
165 PR rtl-optimization/53519
166 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
167 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
169 2012-05-29 Richard Guenther <rguenther@suse.de>
171 PR tree-optimization/53516
172 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
174 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
176 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
178 Backport from mainline
179 2012-05-28 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/53438
182 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
184 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
186 Backport from mainline
187 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
189 PR rtl-optimization/52528
190 * combine.c (can_combine_p): Add setting of subst_low_luid
191 before call to expand_field_assignment().
193 2012-05-26 Martin Jambor <mjambor@suse.cz>
195 Backport from mainline
196 2012-05-23 Martin Jambor <mjambor@suse.cz>
198 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
200 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
203 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
204 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
206 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
209 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
210 (ix86_expand_vec_perm): Use int mode instead of float.
212 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
215 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
216 gnu_ld variables to yes.
217 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
218 (HAVE_GNU_AS): Likewise.
219 * config.in: Regenerate.
220 * configure: Likewise.
222 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
224 Backport from mainline
225 2012-03-12 Richard Guenther <rguenther@suse.de>
226 * config/arm/arm.c (neon_dereference_pointer): Do not call
227 covert during RTL expansion.
229 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
231 Backport from mainline
232 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
235 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
236 relied on signed overflow behavior.
238 2012-05-24 Richard Guenther <rguenther@suse.de>
241 * tree-profile.c (tree_profiling): Cleanup the CFG if
242 execute_fixup_cfg requests it.
244 2012-05-24 Jakub Jelinek <jakub@redhat.com>
246 PR tree-optimization/53465
247 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
248 vr0 into *vr, then vrp_meet that.
249 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
250 have any equivalences.
251 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
254 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
256 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
258 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
259 (iterative_hash_gimple_type): Adjust comment.
260 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
261 domain for an array type instead of the domain type itself.
263 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
265 Backport from 2012-05-23 mainline r187803
268 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
269 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
272 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
274 Backport from 2012-05-03 mainline r187075
276 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
277 has_fma4 for AMD processors with both fma3 and fma4 support.
279 2012-05-22 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/53408
282 * tree-vect-loop.c (vectorizable_induction): Properly check
283 the restriction that we cannot handle induction results from
284 the inner loop outside of the outer loop.
286 2012-05-21 Jakub Jelinek <jakub@redhat.com>
288 PR tree-optimization/53436
289 * omp-low.c (omp_build_component_ref): New function.
290 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
292 PR tree-optimization/53366
293 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
294 tests if complex_numbers == 2, but there are non-complex number loads
297 PR tree-optimization/53409
298 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
299 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
301 PR tree-optimization/53410
302 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
303 instead of build_int_cst (type, 0) where vector types might be
306 2012-05-21 Joseph Myers <joseph@codesourcery.com>
309 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
310 from folded operands before wrapping another around the
311 conditional expression.
313 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
314 Patrick Marlier <patrick.marlier@gmail.com>
316 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
319 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
321 Backport from mainline
322 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
325 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
326 (UNSPECV_RDRAND): This.
327 (rdrand<mode>_1): Updated.
329 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
331 Backport from mainline
332 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
334 * config/i386/driver-i386.c (host_detect_local_cpu): Support
335 RDRND, F16C and FSGSBASE.
337 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
339 Backport from mainline
340 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
342 * tree-ssa-pre.c (can_value_number_call): Delete.
343 (compute_avail): Skip all statements with side effects.
344 <GIMPLE_CALL>: Skip calls to internal functions.
346 2012-05-18 David S. Miller <davem@davemloft.net>
348 Backport r185385 from mainline
349 2012-03-14 Richard Guenther <rguenther@suse.de>
352 * tree-vect-generic.c (type_for_widest_vector_mode): Take
353 element type instead of mode, use build_vector_type_for_mode
354 instead of the langhook, build a vector of proper signedness.
355 (expand_vector_operations_1): Adjust.
357 2012-05-18 Olivier Hainque <hainque@adacore.com>
359 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
360 $(libsubdir) as libexecsubdir.
362 2012-05-16 Andrew Pinski <apinski@cavium.com>
364 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
367 2012-05-16 David S. Miller <davem@davemloft.net>
369 * jump.c (delete_related_insns): If we remove a CALL, make sure
370 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
372 2012-05-16 Richard Henderson <rth@redhat.com>
375 * combine-stack-adj.c (prev_active_insn_bb): New.
376 (next_active_insn_bb): New.
377 (force_move_args_size_note): New.
378 (combine_stack_adjustments_for_block): Use it.
380 2012-05-16 Olivier Hainque <hainque@adacore.com>
382 * Makefile.in (install-no-fixedincludes): New target, former toplevel
383 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
384 Add comments and improve stamp preservation across the whole sequence.
385 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
387 2012-05-16 Richard Guenther <rguenther@suse.de>
389 PR tree-optimization/53364
390 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
391 detect a view-conversion of the decl.
393 2012-05-15 Jakub Jelinek <jakub@redhat.com>
396 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
397 that operands[2] is either immediate, or q_regs_operand.
399 2012-05-15 Bin Cheng <bin.cheng@arm.com>
401 Backport r187139 from mainline.
402 2012-05-04 Bin Cheng <bin.cheng@arm.com>
404 PR rtl-optimization/52804
405 * reload1.c (reload_reg_reaches_end_p): Check whether successor
406 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
407 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
408 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
409 RELOAD_FOR_OUTADDR_ADDRESS.
411 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
414 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
415 generate target register for "load" class builtins.
418 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
422 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
423 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
424 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
425 (<sse>_movu<ssemodesuffix>): New expander.
426 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
427 (avx_movdqu<avxmodesuffix>): New expander.
428 (*sse2_movdqu): Rename from sse2_movdqu.
429 (sse2_movdqu): New expander.
431 2012-05-14 Jakub Jelinek <jakub@redhat.com>
433 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
434 lineno 1 the same as lineno 0 before first start file directive.
435 (optimize_macinfo_range): Likewise.
437 * dwarf2out.c (have_macinfo): Define.
438 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
439 attribute, don't force empty compilation unit and don't emit any
440 .debug_macinfo/.debug_macro section if macinfo_table is empty.
442 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
444 Backport from mainline
445 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
447 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
448 ORDERED and UNORDERED conditions.
450 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
452 * function.c (requires_stack_frame_p): If the function can throw
453 non-call exceptions, return true if the insn can throw internally.
455 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
457 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
458 DECL_ORIGINAL_TYPE if it is present.
460 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
462 Backport from 2012-05-12 mainline r187342.
465 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
466 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
467 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
468 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
469 (expand_prologue): Move initialization of cfun->machine->is_naked,
470 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
471 (avr_set_current_function): ...this new static function.
472 (TARGET_SET_CURRENT_FUNCTION): New define.
473 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
474 checking attributes of current_function_decl.
475 (avr_regs_to_save): Ditto.
476 (signal_function_p): Rename to avr_signal_function_p.
477 (interrupt_function_p): Rename to avr_interrupt_function_p.
479 * doc/extend.texi (Function Attributes): Better explanation of
480 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
483 2012-05-09 Matthias Klose <doko@ubuntu.com>
485 * gcc-ar.c (main): Don't check for execute bits for the plugin.
487 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
490 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
491 when a constant source operand matches an "I" constraint, the "no
492 CC0 change" applies to a register-destination only, not a
493 strict_low_part-destination.
495 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
497 Backport from mainline:
498 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
500 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
502 2012-05-07 Jakub Jelinek <jakub@redhat.com>
504 PR tree-optimization/53239
505 * tree-vrp.c (get_value_range): Set VR of
506 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
509 2012-05-07 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/53195
512 * tree-inline.c (setup_one_parameter): Properly add referenced
513 vars from the parameters new known value.
515 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
517 Backport from mainline:
518 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
521 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
524 2012-05-04 Ian Lance Taylor <iant@google.com>
526 * tree-vect-patterns.c (vect_single_imm_use): Correct return
527 values from false to NULL.
529 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
531 Backport from mainline
532 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
536 (TARGET_CMOV): Rename from TARGET_CMOVE.
537 (TARGET_CMOVE): New define.
538 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
539 Do not set TARGET_CMOVE here.
541 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
543 Backport from mainline:
545 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
547 PR tree-optimization/52633
548 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
549 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
550 (vect_recog_over_widening_pattern): Remove handling of code that was
551 already detected as over-widening pattern. Remove special handling
552 of "unsigned" cases. Instead, support general case of conversion
553 of the shift result to another type.
555 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
557 * tree-vect-patterns.c (vect_single_imm_use): New function.
558 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
559 (vect_recog_over_widening_pattern): Likewise.
560 (vect_recog_widen_shift_pattern): Likewise.
562 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
564 PR tree-optimization/52870
565 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
566 presumed pattern statement is within the same loop or basic block.
568 2012-05-04 Richard Guenther <rguenther@suse.de>
570 * common.opt (flto-report): Do not mark as Optimization.
572 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
575 * recog.c (constrain_operands): If extra constraints are present, also
576 accept pseudo-registers with equivalent memory locations during reload.
578 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
580 Backport from the mainline
581 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
584 * config/rs6000/rs6000.md (bswapdi splitters): If
585 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
586 default) is used, generate an alternate sequence that does not
587 depend on using indexed addressing.
589 2012-05-03 David S. Miller <davem@davemloft.net>
592 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
593 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
594 (sparc_emit_float_lib_cmp): Likewise.
596 2012-05-04 Martin Jambor <mjambor@suse.cz>
598 Backport from mainline
599 2012-05-02 Martin Jambor <mjambor@suse.cz>
602 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
603 of a variable when the contect is a function.
605 2012-05-03 Jakub Jelinek <jakub@redhat.com>
608 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
609 append program name to it and pass that as first argument
610 to make_relative_prefix. Always pass standard_libexec_prefix
611 as last argument to make_relative_prefix. If
612 make_relative_prefix returns NULL, fall back to
613 standard_libexec_prefix.
616 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
620 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
621 mode, return that mode.
623 2012-05-03 Richard Guenther <rguenther@suse.de>
625 PR tree-optimization/53144
626 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
628 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
629 with SSA name values.
630 (vn_reference_lookup_3): Adjust callers.
632 2012-05-02 Jakub Jelinek <jakub@redhat.com>
634 PR tree-optimization/53163
635 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
636 return value from compute_all_dependences.
638 PR rtl-optimization/53160
639 * ree.c (combine_reaching_defs): Handle the case where cand->insn
640 has been modified by ree pass already.
642 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
644 Backport from mainline
645 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
648 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
649 calls to cgraph_node_name in xstrdup.
650 (ipa_make_edge_direct_to_target): Ditto.
651 * tree-sra.c (convert_callers_for_node): Ditto.
652 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
653 * ipa-cp.c (perhaps_add_new_callers): Ditto.
654 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
655 (cgraph_materialize_all_clones): Ditto.
656 * ipa-inline.c (report_inline_failed_reason): Ditto.
657 (want_early_inline_function_p): Ditto.
658 (edge_badness): Ditto.
659 (update_edge_key): Ditto.
660 (flatten_function): Ditto.
662 (inline_always_inline_functions): Ditto.
663 (early_inline_small_functions): Ditto.
665 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
667 Backport from mainline
668 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
670 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
671 Introduce emul_name to select the right linker emulation for
672 powerpc64-*-freebsd*.
673 * configure: Regenerate.
674 * config.gcc: Add bits to support powerpc64-*-freebsd*.
675 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
676 * config/rs6000/freebsd64.h: New file.
677 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
679 (rs6000_savres_strategy): Likewise.
680 (rs6000_savres_routine_name): Likewise.
681 (rs6000_elf_file_end): Likewise.
682 * config/rs6000/t-freebsd64: New file.
683 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
684 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
686 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
688 Backport from mainline
689 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
692 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
694 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
696 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
697 predicate to discriminate types.
699 2012-04-27 Richard Guenther <rguenther@suse.de>
702 * convert.c (convert_to_integer): Avoid infinite recursion for
703 target-defined built-in types.
705 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
708 * config/cris/cris.md ("*andhi_lowpart_v32")
709 ("*andqi_lowpart_v32"): Change first input-only operand from
710 a (match_operand ...) to (match_dup 0). Drop alternatives with
711 const_int-matching constraints for redundancy.
712 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
713 three-operand alternative.
715 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
717 Backport from mainline
718 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
721 (*addsi_2_zext): Ditto.
722 (*add<mode>_3): Ditto.
723 (*addsi_3_zext): Ditto.
724 (*add<mode>_5): Ditto.
726 2012-04-25 Jakub Jelinek <jakub@redhat.com>
729 * c-typeck.c (set_nonincremental_init,
730 set_nonincremental_init_from_string): Pass true instead of false
731 as IMPLICIT to add_pending_init.
733 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
735 Backport from 2012-04-24 mainline r186768.
738 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
740 2012-04-24 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/53085
743 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
746 2012-04-24 Jakub Jelinek <jakub@redhat.com>
749 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
751 (output_addressed_constants): Likewise.
754 * varasm.c (get_section): Don't ICE for section conflicts with
755 built-in section kinds.
757 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
759 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
761 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
763 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
765 2012-04-23 Richard Guenther <rguenther@suse.de>
768 * c-typeck.c (build_binary_op): Fix typo.
770 2012-04-23 Jakub Jelinek <jakub@redhat.com>
772 PR tree-optimizations/52891
773 * tree-vect-patterns.c (adjust_bool_pattern): Use
774 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
775 but with non-standard precision.
777 2012-04-22 Ian Lance Taylor <iant@google.com>
779 * godump.c (go_output_typedef): Dump size of structs.
781 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
783 Backport from mainline:
785 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
786 hints for 'A' operand types.
788 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
790 Backport from 2012-04-19 mainline r186588.
793 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
796 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
798 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
800 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
803 * config/i386/sync.md (atomic_<code><mode>): Rename to
804 atomic_<logic><mode>.
806 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
808 Backport from mainline
809 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
813 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
814 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
815 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
816 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
817 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
818 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
819 gen_avx2_permvarv8sf.
821 2012-04-16 Martin Jambor <mjambor@suse.cz>
823 Backported from mainline
825 2012-04-13 Martin Jambor <mjambor@suse.cz>
828 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
829 fold_ctor_reference returns a zero constant.
831 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
833 Backported from mainline
834 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
836 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
837 and __ILP32__ for x32.
839 2012-04-13 Tom de Vries <tom@codesourcery.com>
841 Backport from mainline r186418.
843 2012-04-13 Tom de Vries <tom@codesourcery.com>
845 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
846 parameters vuse and vuse_escaped.
847 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
848 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
851 2012-04-13 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/52969
854 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
855 the condition for the COND_EXPR and handle predicate negation
856 by swapping the COND_EXPR arms.
858 2012-04-13 Richard Guenther <rguenther@suse.de>
861 * convert.c (convert_to_pointer): Remove special-casing of
864 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
866 Backport from mainline
867 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
870 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
871 the list of options to enable the FCFID instruction.
872 (TARGET_EXTRA_BUILTINS): Adjust comment.
874 2012-04-12 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/52943
877 * tree-chrec.h (chrec_is_positive): Remove.
878 * tree-scalar-evolution.c (chrec_is_positive): Move ...
879 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
880 Return false for a constant zero instead of negative.
881 (analyze_siv_subscript_cst_affine): Handle zero difference
882 in the initial condition explicitely.
884 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
887 * varasm.c (process_pending_assemble_externals): Set
888 pending_assemble_externals_processed true.
889 (assemble_external): Call assemble_external_real if the pending
890 assemble externals have been processed.
892 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
895 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
896 the DECL generated for the special GOT helper.
898 2012-04-06 Walter Lee <walt@tilera.com>
900 Backport from mainline
901 2012-03-07 Walter Lee <walt@tilera.com>
903 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
904 REG_CFA_* notes for the stack pointer.
905 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
906 EH_RETURN_STACKADJ_RTX.
907 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
908 generate REG_CFA_* notes for the stack pointer.
909 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
910 by EH_RETURN_STACKADJ_RTX.
912 2012-04-06 Matt Turner <mattst88@gmail.com>
914 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
916 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
918 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
919 of the destination isn't also a FP_REGS register.
921 2012-04-03 Richard Guenther <rguenther@suse.de>
923 Backport from mainline
924 2012-03-02 Richard Guenther <rguenther@suse.de>
926 PR tree-optimization/52406
927 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
928 (struct indices): Add unconstrained_base member.
929 (struct dr_alias): Remove unused vops member.
930 (DR_UNCONSTRAINED_BASE): New define.
931 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
932 add indices to allow their disambiguation. Make DR_BASE_OBJECT
933 be an artificial access that covers the whole indexed object,
934 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
935 plain decl base-objects to their MEM_REF variant.
936 (dr_may_alias_p): When the base-object of either data reference
937 has unknown size use only points-to information.
938 (compute_affine_dependence): Make dumps easier to read and
940 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
941 DR_REF when looking for packed references.
942 (vect_supportable_dr_alignment): Likewise.
944 2012-04-03 Richard Guenther <rguenther@suse.de>
946 Backport from mainline
947 2012-03-15 Richard Guenther <rguenther@suse.de>
950 * tree-data-ref.c (subscript_dependence_tester_1): Check
951 all dimensions for non-conflicting access functions.
953 2012-04-03 Richard Guenther <rguenther@suse.de>
955 Backport from mainline
956 2012-03-06 Richard Guenther <rguenther@suse.de>
959 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
961 2012-03-23 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/52678
964 * tree-vectorizer.h (struct _stmt_vec_info): Add
965 loop_phi_evolution_part member.
966 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
967 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
968 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
969 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
970 Use the cached evolution part and the PHI nodes value from
971 the loop preheader edge instead of re-analyzing the evolution.
973 2012-03-26 Richard Guenther <rguenther@suse.de>
975 PR tree-optimization/52701
976 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
977 compute and set the evolution part of PHI nodes.
979 2012-03-30 Richard Guenther <rguenther@suse.de>
981 PR tree-optimization/52754
982 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
983 propagate arbitrary addresses into really plain dereferences.
985 2012-04-03 Jakub Jelinek <jakub@redhat.com>
987 PR tree-optimization/52835
988 * tree-data-ref.c (build_rdg): Return NULL if
989 compute_data_dependences_for_loop failed.
991 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
993 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
994 (stmt_can_make_abnormal_goto): Use it.
995 (is_ctrl_altering_stmt): Likewise.
997 2012-03-31 Martin Jambor <mjambor@suse.cz>
999 Backported from mainline
1000 2012-03-30 Martin Jambor <mjambor@suse.cz>
1002 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1003 is a builtin_stack_save in a dominating BB.
1005 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1008 crossing 128bit lane boundary.
1010 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1012 Backported from mainline
1013 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1018 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1019 * config/i386/i386.c: Include reload.h.
1020 (ix86_legitimize_reload_address): New function.
1022 2012-03-28 Martin Jambor <mjambor@suse.cz>
1024 Backported from mainline
1025 2012-03-27 Martin Jambor <mjambor@suse.cz>
1028 * tree-sra.c (sra_modify_assign): Do not call
1029 load_assign_lhs_subreplacements when working with an unscalarizable
1032 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1035 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1036 __builtin_va_start to __builtin_next_arg if the latter is
1037 builtin_decl_explicit_p rather than when it is not.
1040 * tree-vect-generic.c (vector_element): Perform multiplication
1041 for pos in bitsizetype type instead of idx type.
1043 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1045 Backport from 2012-03-28 mainline r185910.
1048 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1049 (avr_builtin_decl): New static function.
1050 (struct avr_builtin_description, avr_bdesc): Move up.
1051 Add GTY marker. Add field fndecl. Remove redundant field id.
1052 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1053 (avr_expand_builtin): Code cleanup because .id is removed.
1055 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1058 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1061 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1063 Backport from 2012-03-28 mainline r185907.
1066 * config.gcc (tm_file): Remove avr/multilib.h.
1068 * doc/invoke.texi (AVR Options): Adjust
1069 documentation of -mtiny-stack.
1071 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1072 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1073 * config/avr/t-avr: Remove generation of multilib.h.
1074 * config/avr/t-multilib: Regenerate.
1075 * config/avr/multilib.h: Remove.
1076 * config/avr/avr.opt (-msp8): New option.
1077 (avr_sp8): New variable.
1078 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1079 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1080 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1081 (avr_device_to_sp8): New prototype.
1082 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1083 (DRIVER_SELF_SPECS): New define.
1084 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1085 __AVR_SP8__, __AVR_HAVE_SPH__.
1086 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1087 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1088 (avr_file_start): Ditto.
1090 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1093 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1094 instead of 8 in adjust_address.
1096 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1098 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1099 of a unit before computing the offset in units.
1101 2012-03-27 Richard Guenther <rguenther@suse.de>
1104 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1107 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1110 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1112 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1115 * varasm.c: Include pointer-set.h.
1116 (pending_assemble_externals_set): New pointer set.
1117 (process_pending_assemble_externals): Destroy the pointer set.
1118 (assemble_external): See if decl is in pending_assemble_externals_set,
1119 and add it to pending_assemble_externals if necessary.
1120 (init_varasm_once): Allocate pending_assemble_externals_set.
1122 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1124 Backported from mainline
1125 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1128 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1129 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1130 (vector_ltgt<mode>): Likewise.
1131 (vector_ordered<mode>): Likewise.
1132 (vector_unordered<mode>): Likewise.
1133 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1135 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1137 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1140 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1142 Backported from mainline
1143 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1147 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1148 GENERAL_REGS and FP_REGS for SImode.
1150 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1153 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1154 on any new_local_var_chain vars declared during recursing on
1155 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1157 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1159 Backport from 2012-03-22 mainline r185692.
1162 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1163 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1164 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1165 (delay_cycles_1, delay_cycles_2): Ditto.
1166 (delay_cycles_3, delay_cycles_4): Ditto.
1167 (nopv, *nopv): Ditto.
1168 (sleep, *sleep): Ditto.
1171 Backport from 2012-03-21 mainline r185605.
1173 PR rtl-optimization/52543
1175 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1176 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1177 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1178 (avr_load_libgcc_p): Restrict to __flash loads.
1179 (avr_out_lpm): Only handle 1-byte loads from __flash.
1180 (avr_load_lpm): New function.
1181 (avr_find_unused_d_reg): Remove.
1182 (avr_out_lpm_no_lpmx): Remove.
1183 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1184 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1185 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1186 (load_<mode>, load_<mode>_clobber): New insns.
1187 (mov<mode>): For multi-byte move from non-generic
1188 16-bit address spaces: Expand to load_<mode> resp.
1189 load_<mode>_clobber.
1190 (load<mode>_libgcc): Remove expander.
1191 (split-lpmx): Remove split.
1193 Backport from 2012-03-13 mainline r185329.
1196 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1197 offset (size) to a value the insns can deal with.
1198 (expand_epilogue): Ditto.
1200 Backport from 2012-03-12 mainline r185256.
1203 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1204 type from reg_class_t to enum reg_class.
1205 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1207 Backport from 2012-03-12 mainline r185253.
1210 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1211 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1212 r184615 from 2012-02-28.
1214 Backport from 2012-03-08 mainline r185105.
1216 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1217 for constants in [-63,63].
1219 Backport from 2012-03-08 mainline r185100.
1222 * config/avr/avr.c (avr_mem_clobber): New static function.
1223 (avr_expand_delay_cycles): Add memory clobber operand to
1224 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1225 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1226 (enable_interrupt, disable_interrupt): New expander.
1227 (nopv, sleep, wdr): New expanders.
1228 (delay_cycles_1): Add memory clobber.
1229 (delay_cycles_2): Add memory clobber.
1230 (delay_cycles_3): Add memory clobber.
1231 (delay_cycles_4): Add memory clobber.
1232 (cli_sei): New insn from former "enable_interrupt",
1233 "disable_interrupt" with memory clobber.
1234 (*wdt): New insn from former "wdt" with memory clobber.
1235 (*nopv): Similar, but for "nopv".
1236 (*sleep): Similar, but for "sleep".
1238 Backport from 2012-03-07 mainline r185043.
1241 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1243 Backport from 2012-03-07 mainline r185032.
1246 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1247 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1248 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1250 Backport from 2012-03-07 mainline r185031.
1253 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1255 * config/avr/avr.md (xload_8): Adjust insn length.
1257 Backport from 2012-03-07 mainline r185030.
1260 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1261 if RAMPZ affects reading from RAM.
1263 Backport from 2012-03-05 mainline r184919.
1265 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1267 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1269 Backport from mainline r185259.
1272 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1273 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1275 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1277 Backported from mainline
1278 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1281 * c-parser.c (c_parser_postfix_expression)
1282 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1284 * config/i386/smmintrin.h: Avoid /* within a comment.
1285 * config/i386/nmmintrin.h: Likewise.
1287 2012-03-22 Richard Guenther <rguenther@suse.de>
1289 * BASE-VER: Set to 4.7.1.
1290 * DEV-PHASE: Set to prerelease.
1292 2012-03-22 Release Manager
1294 * GCC 4.7.0 released.
1296 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1298 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1300 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1301 Andrew Pinski <apinski@cavium.com>
1304 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1305 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1306 calls instead of __builtin_ir{int,ound}*.
1308 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1311 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1314 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1316 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1317 Refer to GCC 4.7 version of c99status.html.
1319 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1321 Backport from mainline
1322 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1324 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1325 redefine to be NULL if the current bit-size is different from the
1326 configured bit-size.
1328 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1329 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1330 set the default tuning. Add asserts to make sure the cpu and tune
1331 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1332 test whether the index is set, instead of > 0.
1333 (rs6000_file_start): Do not reset the default cpu if the current
1334 bit-size is different from the configured bit-size.
1336 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1338 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1340 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1341 Update binutils references.
1342 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1343 Update binutils reference.
1344 Update Sun as/GNU ld caveat.
1345 Document binutils largefile requirement for LTO plugin.
1346 Remove reference to alternate libpthread.
1348 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1350 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1352 (Specific, mips-sgi-irix6): Likewise.
1354 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1356 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1357 * configure: Regenerate.
1359 2012-03-07 Richard Henderson <rth@redhat.com>
1361 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1362 * config/m68k/sync.md (atomic_test_and_set): Use it.
1363 (atomic_test_and_set_1): Likewise.
1365 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1368 * Makefile.in: Let install-gcc-ar depend on installdirs,
1369 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1370 Don't double canonicalize if cross-compiling.
1372 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1374 * trans-mem.c: New typedef for tm_region_p.
1375 Define vector types for tm_region_p.
1376 (tm_region_init): Replace region_worklist to a vector called
1379 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1382 * trans-mem.c (tm_region_init): Use last_basic_block.
1384 2012-03-05 Richard Henderson <rth@redhat.com>
1387 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1388 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1389 BIGGEST_ALIGNMENT is aligned.
1391 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1393 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1395 2012-03-05 Richard Henderson <rth@redhat.com>
1398 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1399 instead of calling negqi2 directly.
1401 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1403 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1404 (INTMAX_TYPE): Use it.
1405 (UINTMAX_TYPE): Likewise.
1406 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1407 (irix6_c_common_override_options): Declare.
1408 (C_COMMON_OVERRIDE_OPTIONS): Define.
1409 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1410 * config/mips/irix6-c.c: New file.
1411 * config/mips/t-irix6 (irix6-c.o): New target.
1412 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1415 2012-03-02 Richard Henderson <rth@redhat.com>
1417 * optabs.c (expand_atomic_test_and_set): Honor
1418 atomic_test_and_set_trueval even when atomic_test_and_set
1419 optab is not in use.
1421 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1423 Backport from mainline
1424 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1426 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1428 2012-03-02 Richard Guenther <rguenther@suse.de>
1430 * DEV-PHASE: Set to prerelease.
1432 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1434 * config.gcc (obsolete): Add all ARM targets using the FPA.
1435 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1436 * doc/install.texi: Avoid references to obsolete ARM ports.
1438 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1440 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1442 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1443 Joern Rennecke <joern.rennecke@embecosm.com>
1445 * doc/extend.texi: Expand and update information on interrupt
1446 attribute for Epiphany.
1448 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1450 * config/sh/sh-protos.h: Update copyright notice dates.
1451 * config/sh/sh.h: Likewise.
1452 * config/sh/sh.md: Likewise.
1453 * config/sh/constraints.md: Likewise.
1454 * config/sh/predicates.md: Likewise.
1456 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1458 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1459 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1461 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1463 * config/sh/constraints.md: Fix comment typo.
1465 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1468 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1469 unsigned HOST_WIDE_INT.
1470 (zvdep_imm64): Likewise.
1471 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1472 (vdepi_and): Likewise.
1473 Likewise for unamed 64-bit patterns.
1474 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1476 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1479 PR rtl-optimization/52417
1480 * cselib.c (cselib_any_perm_equivs): New variable.
1481 (cselib_reset_table): Check that it's not set when not
1482 preserving constants.
1483 (cselib_add_permanent_equiv): Set it.
1484 (cselib_have_permanent_equivalences): New.
1485 (cselib_init, cselib_finish): Reset it.
1486 * cselib.h (cselib_have_permanent_equivalences): Declare.
1487 * alias.c (get_addr): Restore earlier behavior when there
1488 aren't permanent equivalences.
1490 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1492 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1493 * config/v850/v850-modes.def: Fix copyright notice.
1495 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1497 * doc/extend.texi (AVR Built-in Functions): Document
1498 __builtin_avr_flash_segment.
1500 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1501 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1502 (*split.flash_segment): New insn-and-split.
1503 * config/avr/avr.c (avr_init_builtins): Add local variables:
1504 const_memx_void_node, const_memx_ptr_type_node,
1505 char_ftype_const_memx_ptr.
1507 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1509 PR tree-optimization/52445
1510 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1511 add ssa_name_ver, offset and size fields and change store field
1513 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1514 (add_or_mark_expr): Likewise. Only consider previous stores
1515 with the same size and offset.
1516 (nt_init_block): Only look at gimple_assign_single_p stmts,
1517 doesn't look at rhs2.
1519 2012-03-01 Richard Guenther <rguenther@suse.de>
1522 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1523 conversions from integral types to pointer types.
1525 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1527 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1528 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1529 unintentionally removed in r184616.
1531 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1533 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1536 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1537 Uros Bizjak <ubizjak@gmail.com>
1540 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1541 alternatives, add "e" constraint to the new last alternative
1542 and ! to last 3 alternatives.
1544 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1546 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1547 DW_AT_artificial attributes at the end of the processing.
1548 (gen_array_type_die): Likewise.
1549 (gen_enumeration_type_die): Likewise.
1550 (gen_struct_or_union_type_die): Likewise.
1551 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1554 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1557 * expr.c (expand_assignment): If doing misaligned store that doesn't
1558 cover all mode bits, perform a RMW cycle.
1560 PR tree-optimization/52429
1561 * tree-parloops.c (separate_decls_in_region_debug): Return early
1562 if var is LABEL_DECL.
1564 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1566 PR tree-optimization/52424
1567 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1568 calling dom_thread_across_edge.
1570 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1572 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1574 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1576 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1577 * config/avr/avr.c (avr_output_bld): Remove unused function.
1578 (avr_out_sbxx_branch): Use "%T" to print bit position.
1580 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1582 * config/avr/avr.md: Untabify.
1584 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1586 * config/avr/avr.md (eqne): New code iterator.
1587 (*dec-and-branchsi): Use it in text peephole's condition.
1588 (*dec-and-branchhi): Ditto.
1589 (*dec-and-branchqi): Ditto.
1591 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1594 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1595 the device does not have the skip-bug.
1597 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1599 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1600 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1601 -mpretend-cmove): New.
1603 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1606 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1607 doesn't count DEBUG_INSN refs.
1608 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1609 for DEBUG_INSN refs.
1611 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1615 2012-02-20 Richard Guenther <rguenther@suse.de>
1616 PR tree-optimization/52298
1617 * tree-vect-stmts.c (vectorizable_load): Properly use
1618 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1621 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1624 * gimple.h (gimple_in_transaction): New.
1625 (gimple_set_in_transaction): New.
1626 (struct gimple_statement_base): Add in_transaction field.
1627 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1629 (tree_ssa_lim_initialize): Compute transaction bits.
1630 * tree.h (compute_transaction_bits): Protoize.
1631 * trans-mem.c (tm_region_init): Use the heap to store BB
1633 (compute_transaction_bits): New.
1635 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1637 * gcc.c (display_help): Document --help=common and sort entries
1640 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1642 * doc/install.texi: Document check-$LANG specific shortcuts
1644 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1647 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1649 * config/arm/arm_neon.h: Regenerate.
1650 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1651 (neon_vcgeu): New insn.
1652 (neon_vcgtu): Likewise.
1653 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1654 (ops): Unsigned comparison intrinsics call a different
1657 2012-02-28 Richard Guenther <rguenther@suse.de>
1660 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1661 ordering for the VEC_CONCAT for two element vectors for
1662 V2SFmode, V2SImode and V2DImode.
1664 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1667 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1668 detecting big-endian triplets.
1670 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1672 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1673 mode if there is no type information available.
1675 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1677 PR tree-optimization/53207
1678 * doc/invoke.texi: Document as experimental and relying on graphite.
1680 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1682 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1683 of initializer to changes from r184614.
1685 2012-02-28 Richard Guenther <rguenther@suse.de>
1687 PR tree-optimization/52395
1688 * tree-sra.c (build_ref_for_offset): Also look at the base
1689 TYPE_ALIGN when figuring out the alignment of the replacement.
1691 2012-02-28 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/52402
1694 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1695 mis-aligned types when creating the accesses at the call site.
1697 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1699 * config/avr/builtins.def: New file.
1700 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1701 * config/avr/avr.c (enum avr_builtin_id): Use it.
1702 (avr_init_builtins): Use it. And use avr_bdesc.
1703 (bdesc_1arg): Remove.
1704 (bdesc_2arg): Remove.
1705 (bdesc_3arg): Remove.
1706 (struct avr_builtin_description): Add field n_args.
1707 (avr_bdesc): New static variable using builtins.def.
1708 (avr_expand_builtin): Use it.
1709 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1710 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1711 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1713 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1716 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1717 match only one single hard register with respective hard reg rtx.
1718 (movmemx_<mode>): Ditto.
1719 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1720 insn anatomy of movmem[x]_<mode>.
1721 (avr_out_movmem): Same for printing assembler and operand usage.
1723 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1727 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1728 address spaces located outside of device flash.
1730 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1731 (mcu_type_s): Add field n_flash.
1732 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1733 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1734 (AVR_MCU): Add N_FLASH argument.
1735 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1736 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1737 macro __FLASH<n> if that address space makes sense for the device.
1738 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1739 outside of target flash.
1740 (avr_asm_named_section): Ditto.
1741 (avr_asm_select_section): Ditto.
1742 (avr_addr_space_convert): Ditto.
1743 (avr_emit_movmemhi): Ditto.
1744 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1745 address space is outside of device flash.
1746 (avr_insert_attributes): Ditto.
1747 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1748 avr_current_arch->n_segments.
1750 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1753 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1755 (*movabs<mode>_2): Likewise.
1757 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1760 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1761 s_register_operand in the test instead of REG_P. Don't call
1762 gen_reg_rtx if it won't be used.
1764 PR tree-optimization/52376
1765 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1767 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1769 * ifcvt.c (noce_get_condition): Check condition variable is not
1770 small_register_classes_for_mode_p before accepting.
1772 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1774 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1776 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1779 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1780 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1782 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1784 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1786 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1788 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1790 * config/sh/predicates.md: Remove blank lines.
1791 * config/sh/sh.c: Fix typos in comments.
1792 * config/sh/constraints.md: Likewise.
1793 * config/sh/sh.md: Remove blank lines.
1794 Fix typos in comments. Use ;; as comment characters.
1796 2012-02-26 Walter Lee <walt@tilera.com>
1798 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1799 (replace_mov_pcrel_step2): Ditto.
1801 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1804 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1805 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1806 and locs that reference values newer than the non-canonical value
1807 at hand. Return the canonical value as a worst case.
1808 (memrefs_conflict_p): Walk canonical value's locs.
1811 * cselib.c (preserve_only_constants): Rename to...
1812 (preserve_constants_and_equivs): ... this. Split out...
1813 (invariant_or_equiv_p): ... this. Preserve plus expressions
1814 of other preserved expressions too.
1815 (cselib_reset_table): Adjust.
1816 * var-tracking.c (reverse_op): Use canonical value to build
1819 2012-02-23 Kai Tietz <ktietz@redhat.com>
1821 * config/i386/i386.c (ix86_delegitimize_address): Handle
1822 UNSPEC_PCREL plus displacement.
1824 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1827 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1828 to test for unusedness in st X addressing.
1830 2012-02-24 Richard Guenther <rguenther@suse.de>
1833 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1834 (is_gimple_reg_type): Move inline ...
1835 * gimple.h (is_gimple_reg_type): ... here.
1837 2012-02-24 Richard Guenther <rguenther@suse.de>
1840 * passes.c (execute_function_todo): When verifying SSA form
1841 verify gimple form first.
1842 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1844 2012-02-24 Richard Guenther <rguenther@suse.de>
1847 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1848 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1850 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1852 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1854 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1856 * tree-phinodes.c (make_phi_node): Mark static.
1857 * tree-flow.h (make_phi_node): Remove extern decl.
1858 * doc/gimple.texi (make_phi_node): Remove documentation.
1860 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1862 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1863 * tree-ssa-sccvn.c (print_scc): Ditto.
1865 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1867 * doc/passes.texi (Full redundancy elimination): Fix typo.
1869 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1871 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1873 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1876 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1878 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1881 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1883 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1885 * config/avr/avr.md (code_stdname): Add ior, xor.
1886 (xior): New code iterator.
1887 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1888 (*<code_stdname><mode>qi.byte1-3): Ditto.
1890 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1892 PR tree-optimization/52019
1893 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1896 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1898 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1899 HAVE_INITFINI_ARRAY to work around namespace pollution in
1900 certain versions of newlib system headers.
1901 * config.in: Regenerate.
1902 * configure: Regenerate.
1903 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1904 instead of HAVE_INITFINI_ARRAY.
1906 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1910 is not offsettable memory reference.
1912 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1915 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1916 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1918 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1920 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1921 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1923 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1925 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1926 library on Solaris 8 even without TLS support.
1927 * configure: Regenerate.
1929 2012-02-22 Richard Guenther <rguenther@suse.de>
1932 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1933 for GIMPLE_DEBUG stmts.
1935 2012-02-22 Martin Jambor <mjambor@suse.cz>
1938 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1939 according to the base object.
1941 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1943 PR rtl-optimization/50063
1944 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1945 and 2 (8-bit SP) in operand 2.
1946 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1947 setup to use movhi_sp_r instead of vanilla move to write SP.
1948 Adjust REG_CFA notes to superseed unspec.
1949 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1951 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1952 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1953 irq_state 1 (IRQ known to be on) here.
1955 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1957 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1959 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1960 assign_hard_reg): Likewise.
1962 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1964 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1966 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1969 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1970 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1972 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1974 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1975 prototype from here to...
1976 * config/avr/avr.h: ...here.
1978 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1981 * thumb2.md (thumb2_shiftsi3_short): Split register and
1982 immediate shifts. For register shifts tie operands 0 and 1.
1983 (peephole2 for above): Check that register-controlled shifts
1984 have suitably tied operands.
1986 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1989 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1990 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1991 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1992 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1993 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1994 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1995 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1996 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1997 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1998 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1999 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2000 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2001 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2002 bdver1_ssevector_avx256_unaligned_load,
2003 bdver1_ssevector_sse128_unaligned_load,
2004 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2005 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2006 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2007 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2008 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2009 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2010 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2011 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2012 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2013 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2014 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2015 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2016 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2017 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2018 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2019 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2020 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2021 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2022 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2023 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2024 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2025 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2026 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2027 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2028 bdver1_ssediv_double_load, bdver1_ssediv_double,
2029 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2030 Add "bdver2" attribute.
2032 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2034 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2035 default if possible and not specified otherwise.
2037 2012-02-21 Richard Guenther <rguenther@suse.de>
2040 * gimplify.c (create_tmp_from_val): Use the main variant type
2041 for the type of the temporary we create.
2043 2012-02-21 Richard Guenther <rguenther@suse.de>
2045 PR tree-optimization/52324
2046 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2047 do not gimplify a MEM_REF address operand if it is already
2050 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2052 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2053 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2055 2012-02-21 Richard Guenther <rguenther@suse.de>
2057 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2058 nested_in_vect_loop.
2060 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2062 PR tree-optimization/52318
2063 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2064 vdef also to non-pure/const call stmts in the sequence.
2066 2012-02-20 David S. Miller <davem@davemloft.net>
2068 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2069 don't use the "rd %pc" instruction on v9 for PIC register loads.
2071 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2074 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2075 in a transaction safe function.
2077 2012-02-20 Kai Tietz <ktietz@redhat.com>
2080 * stor-layout.c (place_field): Handle desired_align for
2083 2012-02-20 Richard Guenther <rguenther@suse.de>
2085 PR tree-optimization/52298
2086 * tree-vect-stmts.c (vectorizable_store): Properly use
2087 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2089 (vectorizable_load): Likewise.
2090 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2091 Access DR_STEP after ensuring it is not NULL.
2093 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2095 PR tree-optimization/52286
2096 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2097 optimization use double_int_to_tree instead of build_int_cst_wide,
2098 rewrite to use double_int vars.
2100 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2103 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2105 Remove -e 0 from $gcc_cv_ld invocation.
2106 Only use __GLIBC_PREREQ if defined.
2107 Enable on Solaris since Solaris 8 patch.
2108 (gcc_SUN_LD_VERSION): New macro.
2109 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2110 gcc_SUN_LD_VERSION for version number format.
2111 * configure: Regenerate.
2112 * varasm.c (get_elf_initfini_array_priority_section): Set
2113 SECTION_NOTYPE for non-default priority.
2114 Use get_section instead of get_unnamed_section to emit
2115 .init_array/.fini_array with default priority.
2117 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2119 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2120 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2121 (mips_start_unique_function, mips_output_mips16_rdhwr)
2122 (mips_code_end): New functions.
2123 (TARGET_ASM_CODE_END): Define.
2125 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2127 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2128 to stubs with non-sibling calls.
2130 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2132 * doc/invoke.texi (-fira-* options): Copy-edit.
2133 (ira-* parameters): Copy-edit.
2135 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2137 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2138 GCC coding conventions.
2140 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2142 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2143 when used as adjectives.
2145 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2147 * doc/invoke.texi: Clean up "that"/"which" confusion.
2149 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2151 * system.h: Poison SMALL_REGISTER_CLASSES
2152 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2153 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2155 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2157 PR tree-optimization/52285
2158 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2159 when deciding if a call is a tail call or tail recursion.
2161 2012-02-16 Kai Tietz <ktietz@redhat.com>
2163 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2164 interger-constant displacement for UNSPEC_PCREL.
2166 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2168 PR rtl-optimization/52208
2169 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2170 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2172 PR tree-optimization/52255
2173 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2174 loop->header has virtual PHI, but exit_e->dest doesn't, add
2175 virtual PHI to exit_e->dest and adjust all uses after the loop.
2178 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2179 children with clone_tree_hash, not after it.
2181 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2183 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2184 extended identifiers.
2186 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2189 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2190 a same_body_alias, also test whether e->callee isn't a former
2191 or current clone of the decl this is a same body alias of.
2193 PR translation/52264
2194 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2196 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2198 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2200 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2203 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2204 force_reg instead of copy_to_reg for better optimization. Force
2205 non-register or memory operands into a register.
2207 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2209 * extend.texi: Reserve upper bits of memory model for future use.
2211 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2212 Anatoly Sokolov <aesok@post.ru>
2213 Eric Weddington <eric.weddington@atmel.com>
2216 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2217 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2218 Rewrite initializers for .macro.
2219 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2220 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2221 atxmega32d4, atxmega32x1.
2222 avrxmega4: atxmega64a3, atxmega64d3.
2223 avrxmega5: atxmega64a1, atxmega64a1u.
2224 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2225 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2226 avrxmega7: atxmega128a1, atxmega128a1u.
2227 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2228 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2229 (struct base_arch_s): Rename reserved to xmega_p.
2230 Rename reserved2 to have_rampd.
2231 (AVR_XMEGA): New define.
2232 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2233 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2234 * config/avr/predicates.md (io_address_operand): Take into
2236 (low_io_address_operand): Ditto.
2237 (high_io_address_operand): Ditto.
2238 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2239 (enabled, movhi_sp_r): Use them.
2240 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2241 cpp_define_formatted to built-in define __AVR_ARCH__.
2242 (__AVR_XMEGA__): New built-in define.
2243 (__AVR_HAVE_RAMPD__): New built-in define.
2244 (__AVR_HAVE_RAMPX__): New built-in define.
2245 (__AVR_HAVE_RAMPY__): New built-in define.
2246 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2248 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2249 (avr_option_override): Initialize them.
2250 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2251 (avr_init_expanders): Initialize them. No more block several calls.
2252 (emit_push_sfr): New static function.
2253 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2255 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2256 (avr_print_operand): Print addreeses as symbols for
2257 RAMPX, RAMPY, RAMPD, CCP.
2258 (output_movhi): Handle AVR_XMEGA when writing to SP.
2259 (avr_out_movhi_mr_r_xmega): New static function.
2260 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2261 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2262 __RAMPD__, __CCP__ as needed.
2264 * config/avr/multilib.h: Regenerate.
2265 * config/avr/t-multilib: Regenerate.
2266 * config/avr/avr-tables.opt: Regenerate.
2268 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2270 PR tree-optimization/50561
2271 * graphite-flattening.c (lst_project_loop): Do not
2272 remove old scattering dimensions after flattening.
2273 (lst_do_flatten): Likewise.
2275 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2277 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2278 __builtin_avr_map8, __builtin_avr_map16.
2279 Document __builtin_avr_insert_bits.
2281 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2282 (insert_bits): New insn.
2283 (adjust_len.map_bits): Rename to insert_bits.
2284 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2285 * avr-protos.h (avr_out_map_bits): Remove.
2286 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2287 * config/avr/constraints.md (Cxf,C0f): New.
2288 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2289 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2290 New built-in define __BUILTIN_AVR_INSERT_BITS.
2291 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2292 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2293 (avr_move_bits): Rewrite.
2294 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2296 (avr_map_op_t): New typedef.
2297 (avr_map_op): New static variable.
2298 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2299 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2300 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2301 (bdesc_3arg, avr_expand_triop_builtin): New.
2302 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2303 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2304 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2305 (avr_map_equal_p, avr_map_sig_p): Remove.
2306 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2307 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2308 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2309 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2310 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2311 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2313 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2315 * config/c6x/c6x.md (reserve_cycles): New attribute.
2316 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2317 don't reserve functional units after the branch occurs.
2319 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2322 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2323 functions into non-tm_pure functions.
2325 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2328 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2329 (iterative_hash_canonical_type): Likewise.
2330 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2333 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2335 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2336 sched-group insn, it either remains alone or the entire list is pruned.
2338 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2340 * doc/install.texi (Prerequisites): Fix grammar.
2341 (Configuration): Likewise.
2343 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2345 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2346 MPC as part of GCC before describing configuring with --with-gmp etc.
2347 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2348 sources are present.
2350 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2353 * dwarf2out.c (clone_tree_hash): New function.
2354 (copy_decls_walk): Use it instead of clone_tree.
2356 2012-02-14 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/52244
2359 PR tree-optimization/51528
2360 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2361 replacements for integral types.
2363 2012-02-14 Walter Lee <walt@tilera.com>
2365 * config.gcc: Handle tilegx and tilepro.
2366 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2368 Add HAVE_AS_TLS check for tilegx and tilepro.
2369 * configure: Regenerate.
2370 * doc/contrib.texi: Add Mat Hostetter and self.
2371 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2372 Document instruction intrinsics and network accessing intrinsics.
2373 (TILEPro Built-in Functions): New node. Document instruction
2374 intrinsics and network accessing intrinsics.
2375 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2376 (Specific, tilepro-*-linux*): Likewise.
2377 * doc/invoke.texi (TILE-Gx Options): New section.
2378 (TILEPro Options): New section.
2379 * doc/md.texi (TILE-Gx): New section.
2380 (TILEPro): New section.
2381 * common/config/tilegx/tilegx-common.c: New file.
2382 * common/config/tilepro/tilepro-common.c: New file.
2383 * config/tilegx/constraints.md: New file.
2384 * config/tilegx/linux.h: New file.
2385 * config/tilegx/mul-tables.c: New file.
2386 * config/tilegx/predicates.md: New file.
2387 * config/tilegx/sync.md: New file.
2388 * config/tilegx/t-tilegx: New file.
2389 * config/tilegx/tilegx-builtins.h: New file.
2390 * config/tilegx/tilegx-c.c: New file.
2391 * config/tilegx/tilegx-generic.md: New file.
2392 * config/tilegx/tilegx-modes.def: New file.
2393 * config/tilegx/tilegx-multiply.h: New file.
2394 * config/tilegx/tilegx-protos.h: New file.
2395 * config/tilegx/tilegx.c: New file.
2396 * config/tilegx/tilegx.h: New file.
2397 * config/tilegx/tilegx.md: New file.
2398 * config/tilegx/tilegx.opt: New file.
2399 * config/tilepro/constraints.md: New file.
2400 * config/tilepro/gen-mul-tables.cc: New file.
2401 * config/tilepro/linux.h: New file.
2402 * config/tilepro/mul-tables.c: New file.
2403 * config/tilepro/predicates.md: New file.
2404 * config/tilepro/t-tilepro: New file.
2405 * config/tilepro/tilepro-builtins.h: New file.
2406 * config/tilepro/tilepro-c.c: New file.
2407 * config/tilepro/tilepro-generic.md: New file.
2408 * config/tilepro/tilepro-modes.def: New file.
2409 * config/tilepro/tilepro-multiply.h: New file.
2410 * config/tilepro/tilepro-protos.h: New file.
2411 * config/tilepro/tilepro.c: New file.
2412 * config/tilepro/tilepro.h: New file.
2413 * config/tilepro/tilepro.md: New file.
2414 * config/tilepro/tilepro.opt: New file.
2416 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2418 PR tree-optimization/52210
2419 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2420 vect_model_simple_cost with two entry vect_def_type array instead
2421 of an address of dt.
2423 2012-02-14 Richard Guenther <rguenther@suse.de>
2426 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2427 Do not stream DECL_QUALIFIER.
2428 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2429 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2430 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2432 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2435 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2438 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2441 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2442 * cselib.c (cselib_subst_to_values_from_insn): New function.
2443 * sched-deps.c (add_insn_mem_dependence,
2444 sched_analyze_1, sched_analyze_2): Use it.
2446 2012-02-13 Jan Hubicka <jh@suse.cz>
2449 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2451 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2453 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2454 (GTM_SELF_SPECS): Define if not already defined.
2455 (driver_self_specs): Add GTM_SELF_SPECS.
2456 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2457 (GTM_SELF_SPECS): Define.
2458 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2459 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2461 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2463 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2466 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2469 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2470 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2472 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2475 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2477 2012-02-13 Richard Guenther <rguenther@suse.de>
2479 PR translation/52211
2480 * passes.c (enable_disable_pass): Fix typo.
2482 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2485 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2486 XOR for reduce_bit_field if type is unsigned.
2488 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2490 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2491 disallow changes from SFmode to mode with different size in FP regs.
2493 2012-02-12 Robert Millan <rmh@gnu.org>
2494 Gerald Pfeifer <gerald@pfeifer.com>
2496 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2499 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2501 PR rtl-optimization/52175
2502 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2503 to frame-related instructions.
2505 2012-02-10 Jason Merrill <jason@redhat.com>
2508 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2509 (demangle_new_symbols): Fill it.
2510 (scan_linker_output): Walk it.
2511 (start_tweaking): Split out from scan_linker_output.
2512 (maybe_tweak): Update sym->chosen.
2513 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2515 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2518 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2520 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2522 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2523 having the same mode as previous compare.
2525 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2527 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2528 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2529 (nonlocal_goto_internal): Likewise.
2530 (nonlocal_goto): Emit a use and an indirect jump directly.
2532 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2535 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2536 __atomic_{is,always}_lock_free.
2538 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2541 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2542 negative constant address for x32.
2544 2012-02-10 Richard Henderson <rth@redhat.com>
2546 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2547 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2548 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2550 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2551 Ira Rosen <irar@il.ibm.com>
2553 PR tree-optimization/50031
2554 * targhooks.c (default_builtin_vectorization_cost): Handle
2556 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2557 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2558 all types of reduction and pattern statements.
2559 (vect_estimate_min_profitable_iters): Likewise.
2560 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2561 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2562 for explicit realigns.
2563 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2564 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2566 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2567 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2568 vec_perm for VSX and handle vec_promote_demote.
2570 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2573 * builtins.c (fold_builtin_atomic_always_lock_free,
2574 expand_builtin_atomic_always_lock_free,
2575 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2576 Return and/or test boolean_true_node/boolean_false_node instead of
2577 integer_one_node/integer_zero_node.
2579 2012-02-10 Jan Hubicka <jh@suse.cz>
2582 * predict.c (predict_paths_for_bb): Prevent looping.
2583 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2585 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2587 * config/arm/arm.c (output_move_double): In one case properly
2588 count number of instructions that will be emitted.
2590 2012-02-10 Richard Guenther <rguenther@suse.de>
2592 PR translation/52193
2593 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2595 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2598 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2600 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2603 * var-tracking.c (emit_note_insn_var_location): If
2604 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2605 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2606 non-NOTE_DURING_CALL_P insn.
2608 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2611 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2613 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2616 * gcc.c (switch_matches) Support switches with separated form,
2619 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2621 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2623 (RAMPZ_ADDR): Ditto.
2624 * config/avr/avr.c (avr_addr_t): New typedef.
2625 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2626 (avr_init_expanders): Initialize it.
2627 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2629 (expand_epilogue): Ditto.
2630 (avr_print_operand): Ditto.
2631 (avr_file_start): Ditto.
2632 (avr_emit_movmemhi): Ditto.
2634 2012-02-08 Richard Guenther <rguenther@suse.de>
2636 PR tree-optimization/46886
2637 * tree-flow.h (do_while_loop_p): Declare.
2638 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2639 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2641 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2643 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2644 always succeed for integers larger than a native word.
2646 2012-02-08 Richard Guenther <rguenther@suse.de>
2648 PR rtl-optimization/52170
2649 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2650 properly handle integer vector modes.
2652 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2654 PR gcov-profile/52150
2655 * coverage.c: Include target.h.
2656 (build_var): Call targetm.strip_name_encoding on the assembler name.
2657 Change one _ into . or $ if the target allows it.
2658 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2660 PR rtl-optimization/52139
2661 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2662 is a BARRIER after emit_insn_after_noloc, move BB_END
2663 to the last non-BARRIER insn before it.
2665 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2668 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2669 (mips_gimplify_va_arg_expr): Call it instead of
2670 std_gimplify_va_arg_expr.
2672 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2674 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2675 message for -mno-pointers-to-nested-function.
2677 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2680 * expr.c (get_inner_reference): If there is an offset, add a negative
2681 bit position to it (if any).
2683 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2685 PR rtl-optimization/52060
2686 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2687 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2688 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2689 and/or i0src_copy2 when needed.
2691 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2693 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2694 or LTOPLUGINSONAME if have_c.
2696 * config/freebsd-spec.h: Add comment about what macros can be defined
2698 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2699 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2702 2012-02-07 Richard Guenther <rguenther@suse.de>
2704 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2705 newline in -alias dumps.
2707 2012-02-07 Kai Tietz <ktietz@redhat.com>
2708 Dave Korn <dave.korn.cygwin@gmail.com>
2711 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2712 Take care that typinfo gets dllexport-attribute.
2714 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2717 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2718 if modifier < EXPAND_SUM call force_operand on the result.
2720 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2722 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2723 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2725 (epiphany_function_type): Replace types for specific interrupts with
2726 EPIPHANY_FUNCTION_INTERRUPT.
2727 (EPIPHANY_INTERRUPT_P): Update.
2728 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2729 New static function.
2730 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2731 <disinterrupt>: Affects type identity.
2732 (epiphany_handle_interrupt_attribute): Handle variable number of
2734 (epiphany_compute_function_type): Update for new
2735 epiphany_function_type definition.
2736 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2737 handlers with a longcall forwarder.
2738 (epiphany_start_function): Handle multiple interrupt arguments and/or
2739 forwarder_section attribute.
2741 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2744 2012-02-07 Alan Modra <amodra@gmail.com>
2747 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2750 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2752 PR tree-optimization/50969
2753 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2754 use vec_perm rather than vector_stmt.
2755 (vect_model_load_cost): Likewise.
2756 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2757 vec_perm to be the same as other vector statements.
2758 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2759 cost of vec_perm for TARGET_VSX.
2761 2012-02-06 Richard Guenther <rguenther@suse.de>
2763 PR tree-optimization/52115
2764 * tree-sra.c (access_has_replacements_p): New function.
2765 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2767 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2770 * trans-mem.c (expand_call_tm): Add an assertion.
2771 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2774 2012-02-06 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/50955
2777 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2778 raise cost of expressions that replace an address with an
2779 expression based on a different pointer.
2781 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2784 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2785 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2787 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2790 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2791 -Weffc++ and specify guidelines come from second edition.
2793 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2795 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2796 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2797 (call_direct_split, call_value_split, call_value_internal_direct)
2798 (call_value_direct_split, call_value_multiple_split): Use jal and
2799 jal_macro attributes.
2801 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2803 * reload1.c (reload_regs_reach_end_p): Replace with...
2804 (reload_reg_rtx_reaches_end_p): ...this function.
2805 (new_spill_reg_store): Update commentary.
2806 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2807 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2808 before setting new_spill_reg_store.
2809 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2810 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2811 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2812 for non-spill reload registers.
2814 2012-02-05 Ira Rosen <irar@il.ibm.com>
2816 PR tree-optimization/52091
2817 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2818 (vect_is_simple_use_1): Likewise.
2819 * tree-vect-loop.c (vectorizable_reduction): Update calls
2820 to vect_is_simple_use_1 and vect_is_simple_use.
2821 (vectorizable_live_operation): Likewise.
2822 * tree-vect-patterns.c (widened_name_p,
2823 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2824 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2825 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2826 vectorizable_shift,vectorizable_operation, vectorizable_store,
2827 vectorizable_load): Likewise.
2828 (vect_is_simple_cond): Add an argument, pass it to
2829 vect_is_simple_use_1.
2830 (vectorizable_condition): Update calls to vect_is_simple_cond,
2832 (vect_is_simple_use): Add an argument, the statement in which
2833 OPERAND is used. Check that if OPERAND's def stmt is a double
2834 reduction phi node, the use is a phi node too.
2835 (vect_is_simple_use_1): Add an argument, pass it to
2837 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2838 to vect_is_simple_use.
2840 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2842 PR rtl-optimization/52095
2843 * modulo-sched.c (dump_insn_locator): New function.
2844 (loop_canon_p, sms_schedule): Use it.
2846 PR rtl-optimization/52113
2847 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2848 even for decomposable shift/zext insns.
2850 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2851 Zdenek Dvorak <ook@ucw.cz>
2853 PR rtl-optimization/52092
2854 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2855 on get_iv_value result.
2857 2012-02-02 Andrew Pinski <apinski@cavium.com>
2861 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2863 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2866 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2868 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2870 PR rtl-optimization/49800
2871 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2872 (sched_finish): Call regstat_free_n_sets_and_refs.
2874 2012-02-02 Jia Liu <proljc@gmail.com>
2876 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2879 2012-02-02 Jan Hubicka <jh@suse.cz>
2880 Tom de Vries <tom@codesourcery.com>
2883 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2884 * varpool.c (varpool_analyze_pending_decls): Likewise.
2886 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2887 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2889 * config.gcc: Add cr16-* support.
2891 * doc/extend.texi: Document cr16 extensions.
2892 * doc/install.texi: Document cr16 install.
2893 * doc/invoke.texi: Document cr16 options.
2894 * doc/md.texi: Document cr16 constraints.
2896 * common/config/cr16/cr16-common.c: New file.
2897 * config/cr16/cr16.c: New file.
2898 * config/cr16/cr16.h: New file.
2899 * config/cr16/cr16.md: New file.
2900 * config/cr16/cr16.opt: New file.
2901 * config/cr16/cr16-protos.h: New file.
2902 * config/cr16/predicates.md: New file.
2903 * config/cr16/constraints.md: New file.
2904 * config/cr16/t-cr16: New file.
2906 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2909 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2910 that operands[2] is either immediate, or q_regs_operand.
2912 PR tree-optimization/52073
2913 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2914 a pattern stmt for pattern uses, ignore uses outside of the loop.
2916 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2918 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2919 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2920 (OUT_AS1, OUT_AS2): Remove.
2922 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2924 PR rtl-optimization/51374
2925 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2926 to cross other volatile_refs_p insns.
2928 2012-02-01 Richard Guenther <rguenther@suse.de>
2930 * doc/invoke.texi (fno-inline): Clarify documentation.
2931 (finline-small-functions): Likewise.
2932 (finline-functions): Likewise.
2933 * common.opt (finline): Adjust comment and documentation.
2934 (finline-small-functions): Clarify documentation.
2935 (finline-functions): Likewise.
2936 (finline-functions-called-once): Likewise.
2938 2012-02-01 Tristan Gingold <gingold@adacore.com>
2940 * c-typeck.c (composite_type): Keep mode for pointers.
2942 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2944 * function.h (regno_reg_rtx): Adjust comment.
2945 * reginfo.c (init_reg_modes_target): Only use the previous mode
2946 if it fits within one register. Remove MIPS comment.
2948 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2951 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2953 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2955 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2956 to srak instruction.
2958 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2960 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2962 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2967 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2969 2012-01-31 Richard Guenther <rguenther@suse.de>
2971 PR tree-optimization/51528
2972 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2975 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2980 * ree.c (add_removable_extension): Change def_map argument
2981 to unsigned *, store in def_map 1 + offset into *insn_list vector
2982 instead of pointers into the vector.
2983 (find_removable_extensions): Adjust caller.
2985 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2987 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2988 Transform all "* quoted-c-code" to { c-code }.
2989 Remove redundant test for "optimize" in combine patterns.
2990 Move (include "avr-dimode.md") to end of file.
2992 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2995 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2996 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2998 2012-01-30 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/52028
3001 * tree-loop-distribution.c (ldist_gen): Properly update
3004 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3007 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3008 set_cur_line_info_table if not emitting debug info.
3010 PR tree-optimization/52046
3011 * tree-vect-patterns.c (check_bool_pattern): Give up if
3012 a comparison could throw.
3015 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3017 2012-01-30 Richard Guenther <rguenther@suse.de>
3019 PR tree-optimization/52045
3020 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3021 SSA form if cfgcleanup did anything.
3023 2012-01-30 Richard Guenther <rguenther@suse.de>
3025 PR tree-optimization/52045
3026 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3027 before computing final todo.
3029 2012-01-30 Richard Guenther <rguenther@suse.de>
3031 PR tree-optimization/51528
3032 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3035 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3037 * df-problems.c (df_kill_notes): Check that the use refers
3038 to the note under examination.
3040 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3043 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3044 parameter and use short-lived pseudos.
3045 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3046 (sparc_expand_vector_init): Const-ify local variables and adjust
3047 calls to above functions.
3049 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3051 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3053 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3055 * doc/invoke.texi: Make usage of "compile time" and
3056 "run time"/"runtime" consistent throughout the file.
3058 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3060 * config/alpha/alpha.c (alpha_option_override): Default to
3061 full IEEE compliance mode for Go language.
3063 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3065 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3066 (LINK_SSP_SPEC): Define.
3068 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3071 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3074 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3076 * doc/invoke.texi: Correct hyphenation of "floating point",
3077 "double precision", and related terminology throughout the file.
3079 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3082 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3083 arm_general_register_operand predicate for operand 2 instead of
3086 2012-01-27 Ian Lance Taylor <iant@google.com>
3089 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3090 * builtins.c (expand_builtin_init_trampoline): Add onstack
3091 parameter. Change caller.
3092 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3093 * tree.c (build_common_builtin_nodes): Declare
3094 __builtin_init_heap_trampoline.
3096 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3098 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3099 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3100 * config/avr/avr.c: Ditto.
3101 (avr_regnames): Remove because unused.
3102 * config/avr/avr.md (*cpse.ne): New peephole.
3103 (*cpse.eq): New peephole from former cpse peepholes.
3105 2012-01-27 Michael Eager <eager@eagercon.com>
3107 * config/microblaze.c (microblaze_emit_compare): Correct
3108 test after pcmp instruction.
3110 2012-01-27 Richard Guenther <rguenther@suse.de>
3112 PR tree-optimization/52020
3113 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3115 2012-01-27 Richard Guenther <rguenther@suse.de>
3117 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3118 function non-const/pure.
3120 2012-01-27 Richard Guenther <rguenther@suse.de>
3122 PR tree-optimization/50444
3123 * tree-sra.c (build_ref_for_offset): Properly adjust the
3124 MEM_REF type for unaligned accesses.
3126 2012-01-27 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/50444
3129 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3130 (expand_assignment): Use it. Properly handle misaligned
3131 bases when expanding stores to component references.
3132 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3135 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3138 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3139 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3140 * tree-data-ref.c (find_data_references_in_loop): Make static.
3141 (compute_all_dependences): Change return type to bool. Bail out
3142 for too many datarefs in a loop. Move the hunk resetting the data
3143 dependences vector from ...
3144 (compute_data_dependences_for_loop): ... here. Account for
3145 compute_all_dependences returning false.
3146 (compute_data_dependences_for_bb): Likewise.
3147 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3148 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3150 2012-01-27 Richard Guenther <rguenther@suse.de>
3153 * expr.c (store_field): Use the alias-set of the scratch memory
3156 2012-01-27 Tom de Vries <tom@codesourcery.com>
3158 PR tree-optimization/51990
3159 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3161 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3163 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3166 * var-tracking.c (reverse_op): Don't add any reverse operation
3167 if V already has any constant locations.
3169 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3171 * doc/invoke.texi: Correct usage of "command line" (noun)
3172 vs "command-line" (adjective) throughout.
3174 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3176 * doc/invoke.texi (Language Independent Options): Move
3177 -Wcoverage-mismatch blurb from here....
3178 (Warning Options): ...to here.
3180 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3182 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3183 Set rs6000_always_hint to false for 476.
3185 2012-01-27 Matthias Klose <doko@ubuntu.com>
3187 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3189 * incpath.c (add_standard_paths): Likewise.
3191 2012-01-27 Richard Henderson <rth@redhat.com>
3193 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3194 * config/m68k/sync.md (atomic_test_and_set): Rename from
3195 sync_test_and_setqi and adjust the operands.
3196 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3197 and unconditionally enable.
3199 2012-01-27 Richard Henderson <rth@redhat.com>
3201 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3202 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3203 (ldstub): Rename from ldstubqi.
3204 (ldstub<I24MODE>): Remove.
3206 2012-01-27 Richard Henderson <rth@redhat.com>
3208 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3209 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3210 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3211 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3212 * doc/tm.texi: Rebuild.
3214 2012-01-27 Richard Henderson <rth@redhat.com>
3216 * optabs.c (gen_atomic_test_and_set): Remove default.
3217 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3219 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3221 PR rtl-optimization/51978
3222 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3223 (combine_reaching_defs): Likewise.
3224 (struct re_info): Remove.
3225 (add_removable_extension): Remove x and data arguments,
3226 add insn, insn_list and def_map. Use the arguments directly
3227 instead of using struct re_info.
3228 (find_removable_extensions): Don't call add_removable_extension
3229 through note_stores, instead just call it with single_set
3231 (find_and_remove_re): Pass curr_cand->expr instead of
3232 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3234 2012-01-26 Michael Matz <matz@suse.de>
3236 PR tree-optimization/46590
3237 * cfgexpand.c: Revert last change (r183305).
3238 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3240 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3241 checking for emptiness.
3243 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3246 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3247 non-addressable non-BLKmode base correctly.
3249 2012-01-26 Michael Matz <matz@suse.de>
3251 PR tree-optimization/48794
3252 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3253 regions referenced from RESX/EH_DISPATCH.
3255 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3257 * config/s390/s390.h: Make BRANCH_COST an option.
3258 * config/s390/s390.opt: New option -mbranch-cost.
3260 2012-01-26 Richard Henderson <rth@redhat.com>
3262 Revert 2012-01-24 change:
3263 * trans-mem.c (requires_barrier): Do not instrument thread local
3264 variables and emit save/restore for them.
3266 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3269 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3272 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3274 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3277 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3280 Rename __pgm to __flash.
3281 Rename __pgm1 to __flash1.
3282 Rename __pgm2 to __flash2.
3283 Rename __pgm3 to __flash3.
3284 Rename __pgm4 to __flash4.
3285 Rename __pgm5 to __flash5.
3286 Rename __pgmx to __memx.
3287 * doc/extend.texi (AVR Named Address Spaces)
3288 Rename address space names as indicated above.
3289 * config/avr/avr.c (avr_addrspace): Ditto.
3291 * config/avr/avr-protos.h
3292 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3293 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3294 * config/avr/predicates.md: Ditto.
3295 * config/avr/avr.c Ditto, and
3296 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3297 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3299 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3300 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3301 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3302 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3303 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3304 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3305 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3306 * config/avr/avr.c: Ditto.
3307 * config/avr/avr.md: Ditto.
3309 2012-01-25 Jason Merrill <jason@redhat.com>
3312 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3314 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3316 PR tree-optimization/51987
3317 * tree-data-ref.c (get_references_in_stmt): Handle references in
3318 non-volatile GIMPLE_ASM.
3320 2012-01-25 Richard Guenther <rguenther@suse.de>
3322 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3323 bases are dereferenced.
3325 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3327 PR rtl-optimization/48374
3328 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3330 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3332 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3333 compute_data_dependences_for_loop returns false.
3334 * tree-parloops.c (loop_parallel_p): Likewise.
3336 2012-01-25 Richard Guenther <rguenther@suse.de>
3338 * tree.h (get_pointer_alignment_1): Declare.
3339 * builtins.c (get_pointer_alignment_1): New function.
3340 (get_pointer_alignment): Use it.
3342 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3344 PR rtl-optimization/48308
3345 * combine.c (enum undo_kind): Add UNDO_LINKS.
3346 (struct undo): Add member l to other_contents and where.
3347 (do_SUBST_LINK): New.
3349 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3350 (undo_all): Handle UNDO_LINKS.
3352 2012-01-25 Richard Henderson <rth@redhat.com>
3354 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3357 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3359 * optabs.c (gen_atomic_test_and_set): Use each argument.
3361 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3363 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3364 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3365 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3366 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3367 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3368 TARGET_PAIRED_SINGLE_FLOAT.
3370 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3372 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3373 (in_struct, return_val): Remove MEM documentation.
3374 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3375 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3376 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3378 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3379 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3380 * expr.c (store_field): Likewise.
3381 * function.c (assign_stack_temp_for_type): Likewise.
3382 * ifcvt.c (noce_try_cmove_arith): Likewise.
3383 * reload1.c (reload): Likewise.
3384 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3385 (alpha_set_memflags): Likewise.
3386 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3388 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3390 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3392 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3393 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3394 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3396 * cselib.c (cselib_rtx_varies_p): Delete.
3397 (cselib_invalidate_mem): Update call to canon_true_dependence.
3398 * dse.c (record_store, check_mem_read_rtx): Likewise.
3399 (scan_reads_nospill): Likewise.
3400 * cse.c (check_dependence): Likewise.
3401 (cse_rtx_varies_p): Delete.
3402 * expr.c (safe_from_p): Update call to true_dependence.
3403 * ira.c (validate_equiv_mem_from_store): Likewise.
3404 (memref_referenced_p): Likewise.
3405 * postreload-gcse.c (find_mem_conflicts): Likewise.
3406 * sched-deps.c (sched_analyze_2): Likewise.
3407 * store-motion.c (load_kills_store): Likewise.
3408 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3409 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3410 (compute_transp): Update call to canon_true_dependence.
3412 2012-01-25 Richard Henderson <rth@redhat.com>
3414 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3415 (maybe_emit_atomic_test_and_set): New.
3416 (expand_sync_lock_test_and_set): Use it.
3417 (expand_atomic_test_and_set): Likewise.
3418 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3419 the implementation; clarify implementation defined details.
3420 * doc/md.texi (atomic_test_and_set): Document.
3422 2012-01-25 Richard Henderson <rth@redhat.com>
3424 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3426 2012-01-25 Richard Henderson <rth@redhat.com>
3429 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3430 to effect no-op split.
3432 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3435 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3436 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3437 (BT_FN_VOID_PTR_INT_SIZE): New.
3438 (BT_FN_UINT_UINT_VAR): Remove.
3439 (BT_FN_UINT32_UINT32_VAR): New.
3440 (BT_FN_DOUBLE_VPTR): Remove.
3441 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3443 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3444 (_ITM_changeTransactionMode): Same.
3445 (_ITM_memmoveRtWt): Change return type to void.
3446 (_ITM_memcpyRtWt): Same.
3447 (_ITM_memsetW): Same.
3448 (_ITM_RaRD): Change types to double.
3453 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3455 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3456 Patrick Marlier <patrick.marlier@gmail.com>
3458 * trans-mem.c (requires_barrier): Do not instrument thread local
3459 variables and emit save/restore for them.
3461 2012-01-24 Jason Merrill <jason@redhat.com>
3464 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3465 output static aliases.
3467 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3470 * common.opt (-pie, -shared, pie, shared): Change from Common to
3472 * gcc.c (display_help): Display help for -pie and -shared.
3474 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3477 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3478 Remove note on size/offset limitation.
3479 (AVR Variable Attributes): Add example how to read data located
3480 with progmem. Refer to named address spaces.
3481 * doc/invoke.texi (AVR Options): Fix typo.
3483 2012-01-24 Richard Guenther <rguenther@suse.de>
3485 Forward-port to trunk
3486 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3489 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3490 op0 isn't sufficiently aligned and there is movmisalignM
3491 insn for mode, use it to load op0 into a temporary register.
3493 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3496 * target.def (const_not_ok_for_debug_p): New hook.
3497 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3499 * doc/tm.texi: Regenerated.
3500 * dwarf2out.c (const_ok_for_output_1): If
3501 targetm.const_not_ok_for_debug_p returns true, fail.
3502 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3504 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3506 2012-01-23 Kai Tietz <ktietz@redhat.com>
3509 * config/i386/predicates.md (symbolic_operand): Allow
3510 UNSPEC_PCREL as PIC expression for lea.
3511 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3512 * config/i386/i386.c (ix86_delegitimize_address): Handle
3513 UNSPEC_PCREL for none-MEM, too.
3515 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3517 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3518 (ipa_tm_create_version_alias): Same.
3520 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3523 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3524 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3526 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3527 Patrick Marlier <patrick.marlier@gmail.com>
3528 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3531 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3532 simple_object_start_read.
3534 2012-01-23 Richard Guenther <rguenther@suse.de>
3537 PR tree-optimization/51895
3538 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3539 parameter decomposition into BLKmode components.
3541 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3543 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3544 fake variables for restrict-qualified pointers whose pointed-to type
3545 contains a placeholder.
3547 2012-01-23 Richard Guenther <rguenther@suse.de>
3549 PR tree-optimization/51949
3550 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3552 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3554 PR rtl-optimization/51933
3555 * ree.c (transform_ifelse): Return true right away if dstreg is
3556 already wider or equal to cand->mode.
3557 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3558 (make_defs_and_copies_lists): Remove defs_list and copies_list
3559 arguments, add state argument, just truncate state->work_list
3560 instead of always allocating and freeing the vector. Assert that
3561 get_defs succeeds instead of returning 2. Changed return type to bool.
3562 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3563 have ext_src_mode, see if it has been modified already with the
3564 right kind of extension and has been extended before from the
3565 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3566 just return true. Remember the original mode in state->modified array.
3567 (combine_reaching_defs): Add state argument. Don't allocate and
3568 free here def_list, copied_list and vec vectors, instead just
3569 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3570 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3571 Add state variable, clear vectors in it, initialize state.modified
3572 if needed. Free all the vectors at the end and state.modified too.
3573 Don't skip a candidate if the extension expression has been modified.
3575 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3578 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3579 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3580 (extra_options) interix.opt -> i386/interix.opt"
3581 (extra_objs):Add winnt-stubs.o
3582 * configure.ac: Add interix to target_os .comm on PE check.
3583 * configure: Regenerate.
3584 * config/interix3.h: Delete and move bits to..
3585 * config/interix.h: Delete and move bits to..
3586 * config/i386/i386-interix3.h: Delete and move bits to..
3587 * config/i386/i386-interix.h: ..here.
3588 (TARGET_CPU_DEFAULT): Remove redefinition.
3589 (TARGET_ASM_CONSTRUCTOR): Undefine.
3590 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3591 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3592 (PTRDIFF_TYPE): Define.
3593 (LONG_DOUBLE_TYPE_SIZE): Define.
3594 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3595 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3596 (TARGET_SECTION_TYPE_FLAGS): Define.
3597 (ASM_DECLARE_FUNCTION_NAME): Define.
3598 (ASM_OUTPUT_EXTERNAL): Define.
3599 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3600 (ASM_OUTPUT_ALIGNED_BSS): Define.
3601 (PCC_BITFIELD_TYPE_MATTERS): Define.
3602 (USE_CONST_SECTION): Define.
3603 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3604 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3605 (SUPPORTS_ONE_ONLY): Remove.
3606 (I386_PE_STRIP_ENCODING): Define.
3607 * config/interix.opt: Delete and move bits to..
3608 * config/i386/interix.opt: ..here. New.
3609 (mpe-aligned-commons): Add.
3610 * config/i386/t-interix: Add copyright header.
3611 (winnt-stubs.o): Add rule.
3613 2012-01-22 Jason Merrill <jason@redhat.com>
3616 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3617 for extra name aliases.
3619 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3621 PR rtl-optimization/51924
3622 * ree.c (combine_set_extension): Improve debugging message.
3623 (combine_reaching_defs): Likewise.
3624 (get_defs): Rename confusingly named variable.
3625 (find_and_remove_re): Skip a candidate if the extension expression has
3628 2012-01-21 Robert Millan <rmh@gnu.org>
3629 Gerald Pfeifer <gerald@pfeifer.com>
3631 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3632 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3634 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3636 PR tree-optimization/51914
3637 * tree-vect-stmts.c (vectorizable_conversion): For
3638 cvt_type && modifier == WIDEN, put temporary with cvt_type
3639 at the beginning of vec_dsts and set vec_dest to temporary
3642 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3644 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3646 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3648 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3649 * config/rs6000/rs6000.c: Likewise.
3651 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3654 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3655 output_move_double on a copy of operands array.
3657 2012-01-20 Cary Coutant <ccoutant@google.com>
3658 Dodji Seketeli <dodji@redhat.com>
3661 * dwarf2out.c (copy_declaration_context): Return ref to parent
3662 of declaration DIE, if necessary.
3663 (remove_child_or_replace_with_skeleton): Add new parameter; update
3664 caller. Place skeleton DIE under parent DIE of original declaration.
3665 Move call to copy_declaration_context to here ...
3666 (break_out_comdat_types): ... from here.
3668 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3670 PR rtl-optimization/51856
3671 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3674 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3677 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3678 hints for neon loads and stores.
3680 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3684 * doc/extend.texi (Named Address Spaces): Split into subsections.
3685 (AVR Named Address Spaces): New subsection.
3686 (M32C Named Address Spaces): New subsection.
3687 (RL78 Named Address Spaces): New subsection.
3688 (SPU Named Address Spaces): New subsection.
3689 (Variable Attributes): New anchor "AVR Variable Attributes".
3690 (AVR Variable Attributes): Rewrite and avoid wording
3691 "address space" in this context.
3692 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3693 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3694 (AVR Built-in Macros): New subsubsection therein.
3695 * doc/md.texi (AVR constraints): Remove "C04", "R".
3697 2012-01-20 Richard Guenther <rguenther@suse.de>
3699 PR tree-optimization/51903
3700 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3701 when removing stmts.
3703 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3706 * config/arm/arm.c (arm_load_pic_register): Use
3707 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3708 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3709 (arm_pic_static_addr): Likewise.
3710 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3711 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3712 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3713 (pic_load_addr_unified): New.
3715 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3718 * function.c (instantiate_virtual_regs_in_insn): Use
3719 delete_insn_and_edges when removing a wrong asm insn.
3721 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3723 PR rtl-optimization/40761
3724 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3725 Add new member loop_num.
3726 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3727 (ira_build): Remove the parameter.
3729 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3730 (ira.c): Do not build CFG loops for one region allocation. Remove
3731 argument from ira_build call.
3733 * ira-build.c (init_loop_tree_node): New function.
3734 (create_loop_tree_nodes): Use it. Separate the case when CFG
3735 loops are not built.
3736 (more_one_region_p): Check current_loops.
3737 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3739 (add_loop_to_tree): Process loop equal to NULL too.
3740 (form_loop_tree): Separate the case when CFG loops are not built.
3741 Use explicitly number for the root.
3742 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3744 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3745 instead of loop->num.
3746 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3747 (mark_all_loops_for_removal): Ditto.
3748 (remove_unnecessary_regions): Separate the case when CFG loops
3750 (ira_build): Remove the parameter. Use explicit number of regions
3751 when CFG loops are not built.
3753 * ira-color.c (print_loop_title): Separate the case for the root node.
3754 Use loop_num instead of loop->num.
3755 (move_spill_restore): Use loop_num instead of loop->num.
3757 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3758 (change_loop): Ditto.
3759 (change_loop): Use loop_num instead of loop->num.
3761 * ira-lives.c (process_bb_node_lives): Ditto.
3763 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3765 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3767 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3770 * tree-mudflap.c (mf_artificial): New function.
3771 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3772 mx_register_decls, mudflap_enqueue_decl): Use it.
3775 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3776 numbers in the insn pattern.
3778 2012-01-19 Michael Matz <matz@suse.de>
3780 PR tree-optimization/46590
3781 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3782 use it in remembering which conflicts we already created.
3783 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3786 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3789 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3790 (merge_and_complain): Same.
3792 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3795 * config/initfini-array.h: Guard content of the header
3796 with #ifdef HAVE_INITFINI_ARRAY.
3797 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3798 Add initfini-array.h to tm_file here.
3799 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3800 * config.gcc: Don't add initfini-array.h to tm_file here.
3801 * configure: Regenerated.
3803 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3805 PR rtl-optimization/51505
3806 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3807 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3808 (df_note_bb_compute): Update the call to df_kill_notes.
3810 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3812 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3814 2012-01-18 Richard Guenther <rguenther@suse.de>
3816 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3817 of conversions to void *.
3819 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3820 Richard Sandiford <rdsandiford@googlemail.com>
3824 * optabs.h (simplify_expand_binop): Declare.
3825 * optabs.c (simplify_expand_binop): Make global.
3826 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3827 endian targets if the source cannot be exactly covered by word
3830 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3833 * hard-reg-set.h (struct hard_reg_set_container): New type.
3834 * target.h (struct hard_reg_set_container): Forward declare.
3835 * target.def (set_up_by_prologue): New target hook.
3836 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3837 * doc/tm.texi: Regenerated.
3838 * function.c (thread_prologue_and_epilogue_insns): Change
3839 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3840 Call targetm.set_up_by_prologue on it.
3841 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3842 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3844 2012-01-17 Nick Clifton <nickc@redhat.com>
3846 * config/rx/rx.c (rx_can_use_simple_return): New function.
3847 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3848 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3850 2012-01-17 Richard Guenther <rguenther@suse.de>
3853 * expr.c (expand_assignment): Take address-space information
3854 from the address operand of MEM_REF and TARGET_MEM_REF.
3855 (expand_expr_real_1): Likewise.
3857 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3859 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3860 reload dump is requested.
3862 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3865 * trans-mem.c (requires_barrier): Call may_be_aliased.
3867 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3869 PR tree-optimization/51877
3870 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3871 call arguments and fndecls compare equal, instead return false if they
3872 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3873 both SSA_NAMEs that are valueized the same, or they satisfy
3876 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3878 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3880 * configure: Regenerate.
3882 2012-01-16 Jan Hubicka <jh@suse.cz>
3886 * convert.c (convert_to_integer): Use fold_convert for
3887 converting an INTEGER_CST to integer type.
3889 2012-01-16 Jason Merrill <jason@redhat.com>
3892 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3894 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3897 * config/s390/s390.c (s390_chunkify_start): Don't skip
3898 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3899 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3900 If insn is followed by NOTE_INSN_VAR_LOCATION or
3901 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3902 Don't use location of note insns.
3904 PR tree-optimization/51865
3905 * tree-inline.c (tree_function_versioning): Call remap_decl
3906 on DECL_RESULT whenever it has VOID_TYPE_P type.
3908 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3910 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3911 for calls to locally-binding MIPS16 functions if only the return
3912 type uses float regs.
3914 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3915 Richard Sandiford <rdsandiford@googlemail.com>
3917 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3918 (SYMBOL_32_HIGH): Likewise.
3919 (mips_output_tls_reloc_directive): Declare.
3920 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3921 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3922 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3923 (mips_lo_relocs, mips_hi_relocs): Make extern.
3924 (mips16_stub_function): Move up file.
3925 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3926 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3927 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3928 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3929 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3930 (mips_get_tp): Add MIPS16 support.
3931 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3932 Generalize DTPREL and TPREL handling.
3933 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3934 Add MIPS16 TLS support.
3935 (mips_output_tls_reloc_directive): New function.
3936 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3937 * config/mips/predicates.md (symbolic_operand_with_high)
3938 (tls_reloc_operand): New predicates.
3939 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3940 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3941 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3942 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3943 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3944 (*tls_get_tp_mips16_call_<mode>): Likewise.
3946 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3948 PR rtl-optimization/51821
3949 * recog.c (peep2_find_free_register): Determine clobbered registers
3952 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3955 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3956 * config/avr/avr.c: Likewise.
3957 * config/avr/avr.h: Likewise.
3959 2012-01-13 Ian Lance Taylor <iant@google.com>
3962 * tree.h (TYPE_QUALS): Add cast to int.
3963 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3965 2012-01-13 Ian Lance Taylor <iant@google.com>
3967 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3968 comparing param_index to VEC_length result.
3970 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3972 * c-decl.c: Do not include tree-mudflap.h
3973 * tree-optimize.c: Likewise.
3974 * Makefile.in: Update dependencies.
3976 2012-01-13 Richard Guenther <rguenther@suse.de>
3979 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3980 variable-sized result always use RSO.
3982 2012-01-12 DJ Delorie <dj@redhat.com>
3984 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3985 pointer type, not just the default pointer type.
3987 2012-01-09 Richard Henderson <rth@redhat.com>
3988 Denis Chertykov <chertykov@gmail.com>
3991 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3992 * config/avr/avr.c (avr_can_eliminate): Simplify.
3993 (avr_initial_elimination_offset): Likewise.
3994 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3995 (expand_epilogue): Likewise.
3996 (avr_legitimize_address): Gut.
3997 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3998 (avr_hard_regno_nregs): New.
3999 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4000 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4001 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4002 add soft frame pointer.
4003 (CALL_USED_REGISTERS): Likewise.
4004 (REG_CLASS_CONTENTS): Likewise.
4005 (REGISTER_NAMES): Likewise.
4006 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4007 (HARD_FRAME_POINTER_REGNUM): New.
4008 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4009 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4010 remove the HARD_FRAME_POINTER self-elimination.
4012 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4015 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4016 DECL_EXTERNAL when checking for initializers of progmem variables.
4018 2012-01-12 Ira Rosen <irar@il.ibm.com>
4020 PR tree-optimization/51799
4021 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4022 that the last operation is a type demotion.
4024 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4026 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4027 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4029 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4032 * combine.c (distribute_notes): If i3 is a noreturn call,
4033 allow old_size to be equal to args_size and make sure the
4034 noreturn call gets REG_ARGS_SIZE note.
4035 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4036 on noreturn calls even when the delta is 0.
4038 2012-01-11 Nathan Sidwell <nathan@acm.org>
4040 * gcov.c (STRING_SIZE): Remove.
4041 (generate_results): Erase annotations for source files with no
4042 coverage information.
4044 (output_lines): Use it.
4046 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4048 * gimple.h (gimplify_body): Remove first argument.
4049 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4050 pointer set here, instead just pass DATA to walk_tree.
4051 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4052 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4053 (unvisit_body): Likewise, but with unmark_visited.
4054 (gimplify_body): Remove BODY_P argument and adjust.
4055 (gimplify_function_tree): Adjust call to gimplify_body.
4056 * omp-low.c (finalize_task_copyfn): Likewise.
4058 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4060 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4061 (build_function_type_skip_args): Delete.
4062 * tree.c (build_function_type_skip_args): Make static and add
4063 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4064 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4065 pass it to build_function_type_skip_args.
4066 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4067 (tree_function_versioning): Likewise.
4068 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4069 build_function_decl_skip_args.
4070 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4071 and pass it to build_function_decl_skip_args/tree_function_versioning.
4072 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4073 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4074 * trans-mem.c (ipa_tm_create_version): Likewise.
4075 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4076 * tree-inline.c (declare_return_variable): Remove always-true test.
4077 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4078 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4079 * ipa-split.c (split_function): Skip the return value for the split
4080 part if it doesn't return.
4082 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4084 PR tree-optimization/49642
4085 * ipa-split.c (forbidden_dominators): New variable.
4086 (check_forbidden_calls): New function.
4087 (dominated_by_forbidden): Likewise.
4088 (consider_split): Check for forbidden dominators.
4089 (execute_split_functions): Initialize and free forbidden
4090 dominators info; call check_forbidden_calls.
4092 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4094 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4096 2012-01-11 Nick Clifton <nickc@redhat.com>
4098 * config/rx/rx.md (return): Define pattern.
4100 2012-01-11 Richard Guenther <rguenther@suse.de>
4102 * doc/extend.texi (malloc attribute): Adjust according to
4105 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4106 Patrick Marlier <patrick.marlier@gmail.com>
4109 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4110 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4111 (ipa_tm_note_irrevocable): Same.
4112 (ipa_tm_scan_irr_block): Same.
4113 (ipa_tm_decrement_clone_counts): Same.
4114 (ipa_tm_scan_irr_function): Same.
4115 (ipa_tm_create_version_alias): Same.
4116 (ipa_tm_create_version): Same.
4117 (ipa_tm_transform_calls_redirect): Same.
4118 (ipa_tm_transform_calls): Same.
4119 (ipa_tm_transform_transaction): Same.
4120 (ipa_tm_execute): Same.
4122 2012-01-10 Richard Guenther <rguenther@suse.de>
4125 * opts.c (common_handle_option): Handle -Werror.
4127 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4129 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4132 2012-01-10 Jason Merrill <jason@redhat.com>
4134 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4137 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4139 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4140 supports R_386_TLS_GD_PLT reloc.
4141 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4142 supports R_386_TLS_LDM_PLT reloc.
4143 * configure: Regenerate.
4144 * config.in: Regenerate.
4146 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4149 Extend __pgmx semantics to linearize memory.
4150 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4151 determine if code comes inline or from libgcc.
4152 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4153 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4154 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4155 (movmemx_qi, movmemx_hi): New insns.
4156 (xload_<mode>_libgcc): Rewrite to new insn condition.
4157 (xload_<mode>): Remove insns.
4158 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4159 cases that don't satisfy avr_xload_libgcc_p().
4160 (avr_addr_space_convert): Allow converting in any direction.
4161 (avr_addr_space_subset_p): Return always true.
4162 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4163 (avr_emit_movmemhi): Ditto.
4164 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4165 (avr_out_movmem): Ditto.
4166 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4167 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4168 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4169 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4170 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4172 2012-01-10 Richard Guenther <rguenther@suse.de>
4174 PR tree-optimization/50913
4175 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4176 Require data-refs to be representable by Graphite with respect
4179 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4181 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4182 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4184 2012-01-10 Tom de Vries <tom@codesourcery.com>
4186 PR rtl-optimization/51271
4187 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4188 handling annulled branch.
4190 2012-01-10 Richard Henderson <rth@redhat.com>
4192 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4193 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4194 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4195 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4196 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4197 arm_expand_vec_perm_const): New.
4198 * config/arm/arm-protos.h: Update.
4199 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4200 (*neon_vswp<VDQX>): New.
4201 (neon_vcombine<VDX>): Use neon_split_vcombine.
4202 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4203 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4204 (vec_perm<VE>): New.
4206 2012-01-10 Richard Henderson <rth@redhat.com>
4208 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4209 use it if reload_completed.
4210 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4211 arm_output_asm_insn, arm_process_output_memory_barrier,
4212 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4213 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4214 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4215 arm_process_output_sync_insn, arm_output_sync_insn,
4216 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4217 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4218 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4219 (emit_unlikely_jump): New.
4220 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4221 (arm_split_atomic_op): New.
4222 * config/arm/arm-protos.h: Update.
4223 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4224 (struct arm_sync_generator): Remove.
4225 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4226 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4227 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4228 (VUNSPEC_LL, VUNSPEC_SC): New.
4229 (sync_result, sync_memory, sync_required_value, sync_new_value,
4230 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4231 (attr length): Don't use arm_sync_loop_insns.
4232 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4233 (movsfcc, movdfcc): Likewise.
4234 * config/arm/constraints.md (Ua): New.
4235 * config/arm/prediates.md (mem_noofs_operand): New.
4236 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4237 (sync_clobber, sync_t2_reqd): Remove.
4238 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4239 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4240 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4241 (arm_sync_compare_and_swap<SIDI>): Remove.
4242 (arm_sync_compare_and_swap<NARROW>): Remove.
4243 (arm_sync_lock_test_and_set<SIDI>): Remove.
4244 (arm_sync_lock_test_and_set<NARROW>): Remove.
4245 (arm_sync_new_<syncop><SIDI>): Remove.
4246 (arm_sync_new_<syncop><NARROW>): Remove.
4247 (arm_sync_new_nand<SIDI>): Remove.
4248 (arm_sync_new_nand<NARROW>): Remove.
4249 (arm_sync_old_<syncop><SIDI>): Remove.
4250 (arm_sync_old_<syncop><NARROW>): Remove.
4251 (arm_sync_old_nand<SIDI>): Remove.
4252 (arm_sync_old_nand<NARROW>): Remove.
4253 (*memory_barrier): Merge arm_output_memory_barrier.
4254 (atomic_compare_and_swap<QHSD>): New.
4255 (atomic_compare_and_swap<NARROW>_1): New.
4256 (atomic_compare_and_swap<SIDI>_1): New.
4257 (atomic_exchange<QHSD>): New.
4258 (cas_cmp_operand, cas_cmp_str): New.
4259 (atomic_op_operand, atomic_op_str): New.
4260 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4261 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4262 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4263 (arm_load_exclusive<NARROW>): New.
4264 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4265 (arm_store_exclusive<QHSD>): New.
4267 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4269 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4270 reload patterns if -mvsx-scalar-memory.
4272 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4273 generated, even -mno-vsx-scalar-double was used.
4274 (vsx_xscvdpsp_scalar): Likewise.
4275 (vsx_xscvspdp_scalar2): Likewise.
4277 2012-01-09 Tom de Vries <tom@codesourcery.com>
4278 Andrew Pinski <apinski@cavium.com>
4281 * reorg.c (fill_slots_from_thread): Don't speculate
4282 frame-related insns.
4284 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4286 * sched-int.h (bb_note): Move to...
4287 * basic-block.h: ...here.
4288 * haifa-sched.c (bb_note): Move to...
4289 * cfgrtl.c: ...here.
4290 * function.c (next_block_for_reg): New function.
4291 (move_insn_for_shrink_wrap): Likewise.
4292 (prepare_shrink_wrap): Rewrite to use the above.
4294 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4296 * gimple.c (is_gimple_non_addressable): Remove.
4297 * gimple.h: Remove is_gimple_non_addressable.
4298 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4299 is_gimple_non_addressable.
4300 * trans-mem.c (expand_assign_tm): Same.
4302 2012-01-09 Richard Guenther <rguenther@suse.de>
4304 PR tree-optimization/51775
4305 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4306 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4308 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4310 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4312 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4314 2012-01-09 Richard Guenther <rguenther@suse.de>
4316 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4318 2012-01-08 Jan Hubicka <jh@suse.cz>
4320 PR tree-optimize/51680
4321 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4322 on when known_vals needs to be computed; cleanup.
4324 2012-01-08 Jan Hubicka <jh@suse.cz>
4326 PR tree-optimize/51694
4327 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4329 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4331 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4332 for -std=c++98 and -std=c++11 too.
4334 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4336 * cfgloop.c (cancel_loop): Add free() of bbs array.
4338 2012-01-07 Jan Hubicka <jh@suse.cz>
4340 PR tree-optimization/51600
4341 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4342 that benefits small functions.
4344 2012-01-07 Jan Hubicka <jh@suse.cz>
4346 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4348 2012-01-07 Jan Hubicka <jh@suse.cz>
4350 PR tree-optimization/51680
4351 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4352 whose inlining reduce unit size.
4354 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4357 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4358 Add canonical node to containing_mem chain after the non-canonical
4359 one, even if there weren't any locs to propagate.
4360 (remove_useless_values): Keep only canonical values.
4361 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4362 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4363 canonicalize mem_chain elements that are not discarded.
4365 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4368 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4369 before emitting functions.
4371 PR gcov-profile/50127
4372 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4373 clear_aux_for_blocks.
4375 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4378 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4380 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4382 * c-decl.c (ext_block): Moved up.
4383 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4385 2012-01-06 Han Shen <shenhan@google.com>
4387 Translate built-in include paths for sysroot.
4388 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4389 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4391 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4392 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4394 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4395 control whether sysroot should be prepended to gxx include dir.
4397 * configure: Regenerate.
4399 2012-01-06 Torvald Riegel <triegel@redhat.com>
4401 PR rtl-optimization/51771
4402 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4403 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4405 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4407 PR tree-optimization/51315
4408 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4409 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4411 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4414 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4415 for shrp pattern. Correctly handle and fixup shift variable.
4416 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4418 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4421 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4422 note when !ACCUMULATE_OUTGOING_ARGS.
4424 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4426 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4428 (extract_range_from_unary_expr_1): Avoid useless computations.
4430 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4432 PR rtl-optimization/51767
4433 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4434 of jump_block and add an extra edge for degenerated asm gotos.
4437 * stmt.c (check_unique_operand_names): Don't ICE during error
4438 reporting if i is from labels chain.
4441 * profile.c (branch_prob): Split bbs that have exit edge
4442 and need a fake entry edge too.
4444 2012-01-05 Jan Hubicka <jh@suse.cz>
4447 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4450 2012-01-05 Richard Guenther <rguenther@suse.de>
4453 * tree-streamer-out.c (write_ts_optimization): New function.
4454 (streamer_write_tree_body): Call it.
4455 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4456 (streamer_read_tree_body): Call it.
4457 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4459 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4462 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4463 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4464 in_cleanup_point_expr before gimplify_stmt call and restore it
4466 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4467 in_cleanup_point_expr is false.
4469 2012-01-05 Richard Guenther <rguenther@suse.de>
4472 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4474 * toplev.c (process_options): Reject combining mudflap and LTO.
4475 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4477 2012-01-05 Richard Guenther <rguenther@suse.de>
4479 PR tree-optimization/51760
4480 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4482 (bit_value_unop): Handle UNDEFINED operands.
4483 (bit_value_binop): Likewise.
4485 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4487 * config/avr/avr.c (avr_replace_prefix): Remove.
4488 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4489 (avr_asm_function_rodata_section): Ditto.
4490 (avr_asm_select_section): Ditto.
4492 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4494 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4497 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4500 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4501 calls that have any non-fake successor edges.
4504 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4506 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4508 PR tree-optimization/51624
4509 * tree-sra.c (build_ref_for_model): When replicating a chain of
4510 COMPONENT_REFs, stop as soon as the offset would become negative.
4512 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4515 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4516 in .debug_loc on the floor.
4518 2012-01-04 Andrew Pinski <apinski@cavium.com>
4520 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4522 2012-01-04 Andrew Pinski <apinski@cavium.com>
4523 Adam Nemet <anemet@caviumnetworks.com>
4525 * config/mips/mips.md (size): Add SI and DI.
4526 (SIZE): New mode attribute.
4527 (U): New code attribute.
4528 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4529 (mips_lbux_<mode>): Delete.
4530 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4531 (mips_lhx): Use gen_mips_lhx_extsi.
4532 (mips_lhx_<mode>): Delete.
4534 (mips_l<size>x): New expand.
4535 (mips_lwx_<mode>): Delete.
4536 (mips_l<GPR:size>x_<P:mode>): New pattern.
4537 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4538 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4539 * config/mips/mips.c (mips_lx_address_p): New function.
4540 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4541 (dsp64): New availability predicate.
4542 (mips_builtins): Add an entry for __builtin_mips_ldx.
4543 * config/mips/mips.h (ISA_HAS_LBX): New define.
4544 (ISA_HAS_LBUX): Likewise.
4545 (ISA_HAS_LHX): Likewise.
4546 (ISA_HAS_LHUX): Likewise.
4547 (ISA_HAS_LWX): Likewise.
4548 (ISA_HAS_LWUX): Likewise.
4549 (ISA_HAS_LDX): Likewise.
4550 * doc/extend.texi (__builtin_mips_ldx): Document.
4552 2012-01-04 Tristan Gingold <gingold@adacore.com>
4554 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4555 when long pointers are used.
4556 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4557 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4558 (ia64-hp-*vms*): Remove.
4559 * config/vms/xm-vms64.h: Delete.
4561 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4564 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4566 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4568 * opts.c (finish_options): Remove duplicate sorry.
4570 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4573 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4576 2012-01-04 Richard Guenther <rguenther@suse.de>
4579 * tree.c (size_low_cst): New function.
4580 * tree.h (size_low_cst): Declare.
4581 * fold-const.c (fold_comparison): Use it to extract the low
4582 part of the POINTER_PLUS_EXPR offset.
4584 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4586 Fix clearing ZERO_REG
4587 * config/avr/avr.md (cc): Add alternative "ldi".
4588 (movqi_insn): Use it in cc attribute.
4589 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4590 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4591 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4593 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4595 * configure: Regenerate.
4597 2012-01-04 Richard Guenther <rguenther@suse.de>
4599 PR tree-optimization/49651
4600 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4601 (var_can_have_subvars): Use it.
4602 (get_constraint_for_1): Only consider subfields if there can be any.
4604 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4607 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4608 to its new canonical_cselib_val and the cselib_val was in
4609 first_containing_mem chain, but the canonical_cselib_val was not,
4610 add the latter into the chain.
4611 (cselib_invalidate_mem): Compare canonical_cselib_val of
4612 addr_list chain elt with v.
4615 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4616 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4618 (output_macinfo_op): Don't ggc_strdup fd->filename.
4619 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4620 then ggc_strdup it. Don't free inc->info or cur->info.
4621 (output_macinfo): Don't free ref->info or file->info.
4623 2012-01-03 Ira Rosen <irar@il.ibm.com>
4625 PR tree-optimization/51269
4626 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4627 first_niters a pointer.
4628 (slpeel_tree_peel_loop_to_edge): Likewise.
4629 (vect_do_peeling_for_loop_bound): Update call to
4630 slpeel_tree_peel_loop_to_edge.
4631 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4632 here. Remove it from the parameters list.
4633 (vect_do_peeling_for_alignment): Update calls and compute
4636 2012-01-03 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/51070
4639 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4640 Properly handle calls.
4642 2012-01-03 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/51692
4645 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4646 the LHS of allocation stmts.
4648 2012-01-03 Olivier Hainque <hainque@adacore.com>
4650 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4652 2012-01-03 Olivier Hainque <hainque@adacore.com>
4654 * collect2.c (main): In AIX specific computations for vector
4655 insertions, use CONST_CAST2 to cast from char ** to const char **.
4657 2012-01-03 Richard Guenther <rguenther@suse.de>
4660 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4661 the context of a limbo DIE when it does not already exist.
4663 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4665 PR tree-optimization/51719
4666 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4667 but direct call is, clear direct call's lhs and don't add fallthrough
4668 edge from dcall_bb to join_bb and PHIs.
4670 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4672 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4673 the instructions emitted by the pattern.
4674 ("*TDC_insn_<mode>"): Add comment.
4676 2012-01-03 Richard Guenther <rguenther@suse.de>
4679 * fold-const.c (fold_comparison): Properly canonicalize
4680 tree offset and HOST_WIDE_INT bit position.
4682 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4684 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4685 operands for extzv pattern.
4687 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4690 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4693 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4695 * doc/invoke.texi (-flto and related options): Copy-edit.
4697 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4699 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4701 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4703 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4706 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4708 * expr.h (move_by_pieces_ninsns): Declare.
4709 * expr.c (move_by_pieces_ninsns): Make external.
4710 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4711 (mips_store_by_pieces_p): Likewise.
4712 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4713 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4714 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4715 (mips_store_by_pieces_p): Likewise.
4717 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4719 * passes.c (register_one_dump_file): Free full_name.
4721 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4722 (calculate_elim_costs_all_insns): Free offsets_at and
4723 offsets_known_at at the end and clear the pointers.
4725 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4727 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4728 this option introduced in r180739.
4730 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4733 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4734 (tmake_file target=avr): Add avr/t-multilib.
4736 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4737 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4738 * config/avr/genmultilib.awk: New file.
4739 * config/avr/t-multilib: New auto-generated file.
4740 * config/avr/multilib.h: New auto-generated file.
4741 * config/avr/t-avr (AVR_MCUS): New variable.
4742 (genopt.sh): Use it.
4743 (s-mlib): Depend on t-multilib.
4744 (t-multilib, multilib.h): New dependencies.
4745 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4746 (MULTILIB_OPTIONS): Remove.
4747 (MULTILIB_MATCHES): Remove.
4748 (MULTILIB_DIRNAMES): Remove.
4749 (MULTILIB_EXCEPTIONS): Remove:
4750 * config/avr/genopt.sh: Don't use hard coded file name;
4751 pass AVR_MCUS from t-avr instead.
4753 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4755 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4757 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4759 Implement light-weight DImode support.
4760 * config/avr/avr-dimode.md: New file.
4761 * config/avr/avr.md: Include it.
4762 (adjust_len): Add plus64, compare64.
4763 (HIDI): Remove code iterator.
4764 (code_stdname): New code attribute.
4765 (rotx, rotsmode): Remove DI.
4766 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4768 * config/avr/avr-protos.h (avr_have_dimode): New.
4769 (avr_out_plus64, avr_out_compare64): New.
4770 * config/avr/avr.c (avr_out_compare): Handle DImode.
4771 (avr_have_dimode): New variable definition and initialization.
4772 (avr_out_compare64, avr_out_plus64): New functions.
4773 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4774 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4775 (avr_compare_pattern): Skip DImode comparisons.
4777 2012-01-02 Revital Eres <revital.eres@linaro.org>
4779 * ddg.c (def_has_ccmode_p): New function.
4780 (add_cross_iteration_register_deps,
4781 create_ddg_dep_from_intra_loop_link): Call it.
4783 2012-01-02 Richard Guenther <rguenther@suse.de>
4786 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4788 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4790 * gcc.c (process_command): Update copyright notice dates.
4791 * gcov.c (print_version): Likewise.
4792 * gcov-dump.c (print_version): Likewise.
4793 * mips-tfile.c (main): Likewise.
4794 * mips-tdump.c (main): Likewise.
4796 2012-01-01 Ira Rosen <irar@il.ibm.com>
4798 PR tree-optimization/51704
4799 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4800 a use is inside the basic block or loop before accessing its vect info.
4802 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4804 PR rtl-optimization/51069
4805 * cfgloopmanip.c (remove_path): Removing path making irreducible
4806 region unconditional makes BB part of the region.
4808 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4810 PR tree-optimization/51683
4811 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4812 calls with side-effects.
4813 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4815 Copyright (C) 2012 Free Software Foundation, Inc.
4817 Copying and distribution of this file, with or without modification,
4818 are permitted in any medium without royalty provided the copyright
4819 notice and this notice are preserved.