1 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
10 Backport from mainline
11 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
13 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
16 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
18 Backport from mainline
19 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
21 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
22 operand is CONST_INT. Take COSTS_N_INSNS into account.
23 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
26 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
28 * config/avr/avr.opt (-msp8): Document it.
29 * doc/invoke.texi (AVR Options): Copy from trunk docu.
31 2012-05-31 Richard Guenther <rguenther@suse.de>
34 * expr.c (expand_assignment): Do not use movmisalign on
37 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
40 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
41 (pa_section_type_flags): New.
42 (pa_legitimate_constant_p): Revert previous change.
44 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
46 Backport from mainline
47 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
50 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
52 (ipa_tm_create_version): Same.
54 2012-05-30 Jason Merrill <jason@redhat.com>
57 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
58 about array compound literals.
60 2012-05-30 Richard Guenther <rguenther@suse.de>
63 * fold-const.c (fold_binary_loc): Make sure to call
64 fold_plusminus_mult_expr with the original sign of operands.
66 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
68 * explow.c (probe_stack_range): Restore simple control flow and stop
69 again when the probe cannot be generated if HAVE_check_stack.
71 2012-05-30 Jakub Jelinek <jakub@redhat.com>
73 PR rtl-optimization/53519
74 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
75 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
77 2012-05-29 Richard Guenther <rguenther@suse.de>
79 PR tree-optimization/53516
80 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
82 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
84 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
86 Backport from mainline
87 2012-05-28 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/53438
90 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
92 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
94 Backport from mainline
95 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
97 PR rtl-optimization/52528
98 * combine.c (can_combine_p): Add setting of subst_low_luid
99 before call to expand_field_assignment().
101 2012-05-26 Martin Jambor <mjambor@suse.cz>
103 Backport from mainline
104 2012-05-23 Martin Jambor <mjambor@suse.cz>
106 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
108 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
111 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
112 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
114 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
117 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
118 (ix86_expand_vec_perm): Use int mode instead of float.
120 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
123 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
124 gnu_ld variables to yes.
125 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
126 (HAVE_GNU_AS): Likewise.
127 * config.in: Regenerate.
128 * configure: Likewise.
130 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
132 Backport from mainline
133 2012-03-12 Richard Guenther <rguenther@suse.de>
134 * config/arm/arm.c (neon_dereference_pointer): Do not call
135 covert during RTL expansion.
137 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
139 Backport from mainline
140 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
143 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
144 relied on signed overflow behavior.
146 2012-05-24 Richard Guenther <rguenther@suse.de>
149 * tree-profile.c (tree_profiling): Cleanup the CFG if
150 execute_fixup_cfg requests it.
152 2012-05-24 Jakub Jelinek <jakub@redhat.com>
154 PR tree-optimization/53465
155 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
156 vr0 into *vr, then vrp_meet that.
157 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
158 have any equivalences.
159 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
162 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
164 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
166 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
167 (iterative_hash_gimple_type): Adjust comment.
168 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
169 domain for an array type instead of the domain type itself.
171 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
173 Backport from 2012-05-23 mainline r187803
176 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
177 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
180 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
182 Backport from 2012-05-03 mainline r187075
184 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
185 has_fma4 for AMD processors with both fma3 and fma4 support.
187 2012-05-22 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/53408
190 * tree-vect-loop.c (vectorizable_induction): Properly check
191 the restriction that we cannot handle induction results from
192 the inner loop outside of the outer loop.
194 2012-05-21 Jakub Jelinek <jakub@redhat.com>
196 PR tree-optimization/53436
197 * omp-low.c (omp_build_component_ref): New function.
198 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
200 PR tree-optimization/53366
201 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
202 tests if complex_numbers == 2, but there are non-complex number loads
205 PR tree-optimization/53409
206 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
207 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
209 PR tree-optimization/53410
210 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
211 instead of build_int_cst (type, 0) where vector types might be
214 2012-05-21 Joseph Myers <joseph@codesourcery.com>
217 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
218 from folded operands before wrapping another around the
219 conditional expression.
221 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
222 Patrick Marlier <patrick.marlier@gmail.com>
224 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
227 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
229 Backport from mainline
230 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
233 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
234 (UNSPECV_RDRAND): This.
235 (rdrand<mode>_1): Updated.
237 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
239 Backport from mainline
240 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
242 * config/i386/driver-i386.c (host_detect_local_cpu): Support
243 RDRND, F16C and FSGSBASE.
245 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
247 Backport from mainline
248 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
250 * tree-ssa-pre.c (can_value_number_call): Delete.
251 (compute_avail): Skip all statements with side effects.
252 <GIMPLE_CALL>: Skip calls to internal functions.
254 2012-05-18 David S. Miller <davem@davemloft.net>
256 Backport r185385 from mainline
257 2012-03-14 Richard Guenther <rguenther@suse.de>
260 * tree-vect-generic.c (type_for_widest_vector_mode): Take
261 element type instead of mode, use build_vector_type_for_mode
262 instead of the langhook, build a vector of proper signedness.
263 (expand_vector_operations_1): Adjust.
265 2012-05-18 Olivier Hainque <hainque@adacore.com>
267 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
268 $(libsubdir) as libexecsubdir.
270 2012-05-16 Andrew Pinski <apinski@cavium.com>
272 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
275 2012-05-16 David S. Miller <davem@davemloft.net>
277 * jump.c (delete_related_insns): If we remove a CALL, make sure
278 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
280 2012-05-16 Richard Henderson <rth@redhat.com>
283 * combine-stack-adj.c (prev_active_insn_bb): New.
284 (next_active_insn_bb): New.
285 (force_move_args_size_note): New.
286 (combine_stack_adjustments_for_block): Use it.
288 2012-05-16 Olivier Hainque <hainque@adacore.com>
290 * Makefile.in (install-no-fixedincludes): New target, former toplevel
291 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
292 Add comments and improve stamp preservation across the whole sequence.
293 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
295 2012-05-16 Richard Guenther <rguenther@suse.de>
297 PR tree-optimization/53364
298 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
299 detect a view-conversion of the decl.
301 2012-05-15 Jakub Jelinek <jakub@redhat.com>
304 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
305 that operands[2] is either immediate, or q_regs_operand.
307 2012-05-15 Bin Cheng <bin.cheng@arm.com>
309 Backport r187139 from mainline.
310 2012-05-04 Bin Cheng <bin.cheng@arm.com>
312 PR rtl-optimization/52804
313 * reload1.c (reload_reg_reaches_end_p): Check whether successor
314 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
315 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
316 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
317 RELOAD_FOR_OUTADDR_ADDRESS.
319 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
323 generate target register for "load" class builtins.
326 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
330 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
331 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
332 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
333 (<sse>_movu<ssemodesuffix>): New expander.
334 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
335 (avx_movdqu<avxmodesuffix>): New expander.
336 (*sse2_movdqu): Rename from sse2_movdqu.
337 (sse2_movdqu): New expander.
339 2012-05-14 Jakub Jelinek <jakub@redhat.com>
341 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
342 lineno 1 the same as lineno 0 before first start file directive.
343 (optimize_macinfo_range): Likewise.
345 * dwarf2out.c (have_macinfo): Define.
346 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
347 attribute, don't force empty compilation unit and don't emit any
348 .debug_macinfo/.debug_macro section if macinfo_table is empty.
350 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
352 Backport from mainline
353 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
355 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
356 ORDERED and UNORDERED conditions.
358 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
360 * function.c (requires_stack_frame_p): If the function can throw
361 non-call exceptions, return true if the insn can throw internally.
363 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
365 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
366 DECL_ORIGINAL_TYPE if it is present.
368 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
370 Backport from 2012-05-12 mainline r187342.
373 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
374 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
375 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
376 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
377 (expand_prologue): Move initialization of cfun->machine->is_naked,
378 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
379 (avr_set_current_function): ...this new static function.
380 (TARGET_SET_CURRENT_FUNCTION): New define.
381 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
382 checking attributes of current_function_decl.
383 (avr_regs_to_save): Ditto.
384 (signal_function_p): Rename to avr_signal_function_p.
385 (interrupt_function_p): Rename to avr_interrupt_function_p.
387 * doc/extend.texi (Function Attributes): Better explanation of
388 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
391 2012-05-09 Matthias Klose <doko@ubuntu.com>
393 * gcc-ar.c (main): Don't check for execute bits for the plugin.
395 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
398 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
399 when a constant source operand matches an "I" constraint, the "no
400 CC0 change" applies to a register-destination only, not a
401 strict_low_part-destination.
403 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
405 Backport from mainline:
406 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
408 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
410 2012-05-07 Jakub Jelinek <jakub@redhat.com>
412 PR tree-optimization/53239
413 * tree-vrp.c (get_value_range): Set VR of
414 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
417 2012-05-07 Richard Guenther <rguenther@suse.de>
419 PR tree-optimization/53195
420 * tree-inline.c (setup_one_parameter): Properly add referenced
421 vars from the parameters new known value.
423 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
425 Backport from mainline:
426 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
429 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
432 2012-05-04 Ian Lance Taylor <iant@google.com>
434 * tree-vect-patterns.c (vect_single_imm_use): Correct return
435 values from false to NULL.
437 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
439 Backport from mainline
440 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
444 (TARGET_CMOV): Rename from TARGET_CMOVE.
445 (TARGET_CMOVE): New define.
446 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
447 Do not set TARGET_CMOVE here.
449 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
451 Backport from mainline:
453 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
455 PR tree-optimization/52633
456 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
457 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
458 (vect_recog_over_widening_pattern): Remove handling of code that was
459 already detected as over-widening pattern. Remove special handling
460 of "unsigned" cases. Instead, support general case of conversion
461 of the shift result to another type.
463 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
465 * tree-vect-patterns.c (vect_single_imm_use): New function.
466 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
467 (vect_recog_over_widening_pattern): Likewise.
468 (vect_recog_widen_shift_pattern): Likewise.
470 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
472 PR tree-optimization/52870
473 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
474 presumed pattern statement is within the same loop or basic block.
476 2012-05-04 Richard Guenther <rguenther@suse.de>
478 * common.opt (flto-report): Do not mark as Optimization.
480 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
483 * recog.c (constrain_operands): If extra constraints are present, also
484 accept pseudo-registers with equivalent memory locations during reload.
486 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
488 Backport from the mainline
489 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
492 * config/rs6000/rs6000.md (bswapdi splitters): If
493 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
494 default) is used, generate an alternate sequence that does not
495 depend on using indexed addressing.
497 2012-05-03 David S. Miller <davem@davemloft.net>
500 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
501 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
502 (sparc_emit_float_lib_cmp): Likewise.
504 2012-05-04 Martin Jambor <mjambor@suse.cz>
506 Backport from mainline
507 2012-05-02 Martin Jambor <mjambor@suse.cz>
510 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
511 of a variable when the contect is a function.
513 2012-05-03 Jakub Jelinek <jakub@redhat.com>
516 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
517 append program name to it and pass that as first argument
518 to make_relative_prefix. Always pass standard_libexec_prefix
519 as last argument to make_relative_prefix. If
520 make_relative_prefix returns NULL, fall back to
521 standard_libexec_prefix.
524 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
528 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
529 mode, return that mode.
531 2012-05-03 Richard Guenther <rguenther@suse.de>
533 PR tree-optimization/53144
534 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
536 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
537 with SSA name values.
538 (vn_reference_lookup_3): Adjust callers.
540 2012-05-02 Jakub Jelinek <jakub@redhat.com>
542 PR tree-optimization/53163
543 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
544 return value from compute_all_dependences.
546 PR rtl-optimization/53160
547 * ree.c (combine_reaching_defs): Handle the case where cand->insn
548 has been modified by ree pass already.
550 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
552 Backport from mainline
553 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
556 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
557 calls to cgraph_node_name in xstrdup.
558 (ipa_make_edge_direct_to_target): Ditto.
559 * tree-sra.c (convert_callers_for_node): Ditto.
560 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
561 * ipa-cp.c (perhaps_add_new_callers): Ditto.
562 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
563 (cgraph_materialize_all_clones): Ditto.
564 * ipa-inline.c (report_inline_failed_reason): Ditto.
565 (want_early_inline_function_p): Ditto.
566 (edge_badness): Ditto.
567 (update_edge_key): Ditto.
568 (flatten_function): Ditto.
570 (inline_always_inline_functions): Ditto.
571 (early_inline_small_functions): Ditto.
573 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
575 Backport from mainline
576 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
578 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
579 Introduce emul_name to select the right linker emulation for
580 powerpc64-*-freebsd*.
581 * configure: Regenerate.
582 * config.gcc: Add bits to support powerpc64-*-freebsd*.
583 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
584 * config/rs6000/freebsd64.h: New file.
585 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
587 (rs6000_savres_strategy): Likewise.
588 (rs6000_savres_routine_name): Likewise.
589 (rs6000_elf_file_end): Likewise.
590 * config/rs6000/t-freebsd64: New file.
591 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
592 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
594 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
596 Backport from mainline
597 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
600 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
602 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
604 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
605 predicate to discriminate types.
607 2012-04-27 Richard Guenther <rguenther@suse.de>
610 * convert.c (convert_to_integer): Avoid infinite recursion for
611 target-defined built-in types.
613 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
616 * config/cris/cris.md ("*andhi_lowpart_v32")
617 ("*andqi_lowpart_v32"): Change first input-only operand from
618 a (match_operand ...) to (match_dup 0). Drop alternatives with
619 const_int-matching constraints for redundancy.
620 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
621 three-operand alternative.
623 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
625 Backport from mainline
626 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
629 (*addsi_2_zext): Ditto.
630 (*add<mode>_3): Ditto.
631 (*addsi_3_zext): Ditto.
632 (*add<mode>_5): Ditto.
634 2012-04-25 Jakub Jelinek <jakub@redhat.com>
637 * c-typeck.c (set_nonincremental_init,
638 set_nonincremental_init_from_string): Pass true instead of false
639 as IMPLICIT to add_pending_init.
641 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
643 Backport from 2012-04-24 mainline r186768.
646 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
648 2012-04-24 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/53085
651 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
654 2012-04-24 Jakub Jelinek <jakub@redhat.com>
657 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
659 (output_addressed_constants): Likewise.
662 * varasm.c (get_section): Don't ICE for section conflicts with
663 built-in section kinds.
665 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
667 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
669 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
671 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
673 2012-04-23 Richard Guenther <rguenther@suse.de>
676 * c-typeck.c (build_binary_op): Fix typo.
678 2012-04-23 Jakub Jelinek <jakub@redhat.com>
680 PR tree-optimizations/52891
681 * tree-vect-patterns.c (adjust_bool_pattern): Use
682 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
683 but with non-standard precision.
685 2012-04-22 Ian Lance Taylor <iant@google.com>
687 * godump.c (go_output_typedef): Dump size of structs.
689 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
691 Backport from mainline:
693 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
694 hints for 'A' operand types.
696 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
698 Backport from 2012-04-19 mainline r186588.
701 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
704 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
706 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
708 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/sync.md (atomic_<code><mode>): Rename to
712 atomic_<logic><mode>.
714 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
716 Backport from mainline
717 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
721 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
722 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
723 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
724 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
725 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
726 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
727 gen_avx2_permvarv8sf.
729 2012-04-16 Martin Jambor <mjambor@suse.cz>
731 Backported from mainline
733 2012-04-13 Martin Jambor <mjambor@suse.cz>
736 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
737 fold_ctor_reference returns a zero constant.
739 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
741 Backported from mainline
742 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
744 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
745 and __ILP32__ for x32.
747 2012-04-13 Tom de Vries <tom@codesourcery.com>
749 Backport from mainline r186418.
751 2012-04-13 Tom de Vries <tom@codesourcery.com>
753 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
754 parameters vuse and vuse_escaped.
755 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
756 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
759 2012-04-13 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/52969
762 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
763 the condition for the COND_EXPR and handle predicate negation
764 by swapping the COND_EXPR arms.
766 2012-04-13 Richard Guenther <rguenther@suse.de>
769 * convert.c (convert_to_pointer): Remove special-casing of
772 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
774 Backport from mainline
775 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
778 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
779 the list of options to enable the FCFID instruction.
780 (TARGET_EXTRA_BUILTINS): Adjust comment.
782 2012-04-12 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/52943
785 * tree-chrec.h (chrec_is_positive): Remove.
786 * tree-scalar-evolution.c (chrec_is_positive): Move ...
787 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
788 Return false for a constant zero instead of negative.
789 (analyze_siv_subscript_cst_affine): Handle zero difference
790 in the initial condition explicitely.
792 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
795 * varasm.c (process_pending_assemble_externals): Set
796 pending_assemble_externals_processed true.
797 (assemble_external): Call assemble_external_real if the pending
798 assemble externals have been processed.
800 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
803 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
804 the DECL generated for the special GOT helper.
806 2012-04-06 Walter Lee <walt@tilera.com>
808 Backport from mainline
809 2012-03-07 Walter Lee <walt@tilera.com>
811 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
812 REG_CFA_* notes for the stack pointer.
813 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
814 EH_RETURN_STACKADJ_RTX.
815 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
816 generate REG_CFA_* notes for the stack pointer.
817 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
818 by EH_RETURN_STACKADJ_RTX.
820 2012-04-06 Matt Turner <mattst88@gmail.com>
822 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
824 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
826 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
827 of the destination isn't also a FP_REGS register.
829 2012-04-03 Richard Guenther <rguenther@suse.de>
831 Backport from mainline
832 2012-03-02 Richard Guenther <rguenther@suse.de>
834 PR tree-optimization/52406
835 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
836 (struct indices): Add unconstrained_base member.
837 (struct dr_alias): Remove unused vops member.
838 (DR_UNCONSTRAINED_BASE): New define.
839 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
840 add indices to allow their disambiguation. Make DR_BASE_OBJECT
841 be an artificial access that covers the whole indexed object,
842 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
843 plain decl base-objects to their MEM_REF variant.
844 (dr_may_alias_p): When the base-object of either data reference
845 has unknown size use only points-to information.
846 (compute_affine_dependence): Make dumps easier to read and
848 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
849 DR_REF when looking for packed references.
850 (vect_supportable_dr_alignment): Likewise.
852 2012-04-03 Richard Guenther <rguenther@suse.de>
854 Backport from mainline
855 2012-03-15 Richard Guenther <rguenther@suse.de>
858 * tree-data-ref.c (subscript_dependence_tester_1): Check
859 all dimensions for non-conflicting access functions.
861 2012-04-03 Richard Guenther <rguenther@suse.de>
863 Backport from mainline
864 2012-03-06 Richard Guenther <rguenther@suse.de>
867 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
869 2012-03-23 Richard Guenther <rguenther@suse.de>
871 PR tree-optimization/52678
872 * tree-vectorizer.h (struct _stmt_vec_info): Add
873 loop_phi_evolution_part member.
874 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
875 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
876 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
877 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
878 Use the cached evolution part and the PHI nodes value from
879 the loop preheader edge instead of re-analyzing the evolution.
881 2012-03-26 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/52701
884 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
885 compute and set the evolution part of PHI nodes.
887 2012-03-30 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/52754
890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
891 propagate arbitrary addresses into really plain dereferences.
893 2012-04-03 Jakub Jelinek <jakub@redhat.com>
895 PR tree-optimization/52835
896 * tree-data-ref.c (build_rdg): Return NULL if
897 compute_data_dependences_for_loop failed.
899 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
901 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
902 (stmt_can_make_abnormal_goto): Use it.
903 (is_ctrl_altering_stmt): Likewise.
905 2012-03-31 Martin Jambor <mjambor@suse.cz>
907 Backported from mainline
908 2012-03-30 Martin Jambor <mjambor@suse.cz>
910 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
911 is a builtin_stack_save in a dominating BB.
913 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
916 crossing 128bit lane boundary.
918 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
920 Backported from mainline
921 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
924 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
926 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
927 * config/i386/i386.c: Include reload.h.
928 (ix86_legitimize_reload_address): New function.
930 2012-03-28 Martin Jambor <mjambor@suse.cz>
932 Backported from mainline
933 2012-03-27 Martin Jambor <mjambor@suse.cz>
936 * tree-sra.c (sra_modify_assign): Do not call
937 load_assign_lhs_subreplacements when working with an unscalarizable
940 2012-03-28 Jakub Jelinek <jakub@redhat.com>
943 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
944 __builtin_va_start to __builtin_next_arg if the latter is
945 builtin_decl_explicit_p rather than when it is not.
948 * tree-vect-generic.c (vector_element): Perform multiplication
949 for pos in bitsizetype type instead of idx type.
951 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
953 Backport from 2012-03-28 mainline r185910.
956 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
957 (avr_builtin_decl): New static function.
958 (struct avr_builtin_description, avr_bdesc): Move up.
959 Add GTY marker. Add field fndecl. Remove redundant field id.
960 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
961 (avr_expand_builtin): Code cleanup because .id is removed.
963 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
966 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
969 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
971 Backport from 2012-03-28 mainline r185907.
974 * config.gcc (tm_file): Remove avr/multilib.h.
976 * doc/invoke.texi (AVR Options): Adjust
977 documentation of -mtiny-stack.
979 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
980 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
981 * config/avr/t-avr: Remove generation of multilib.h.
982 * config/avr/t-multilib: Regenerate.
983 * config/avr/multilib.h: Remove.
984 * config/avr/avr.opt (-msp8): New option.
985 (avr_sp8): New variable.
986 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
987 * config/avr/avr.h (AVR_HAVE_SPH): New define.
988 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
989 (avr_device_to_sp8): New prototype.
990 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
991 (DRIVER_SELF_SPECS): New define.
992 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
993 __AVR_SP8__, __AVR_HAVE_SPH__.
994 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
995 AVR_HAVE_8BIT_SP to decide if SP_H is present.
996 (avr_file_start): Ditto.
998 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1001 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1002 instead of 8 in adjust_address.
1004 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1006 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1007 of a unit before computing the offset in units.
1009 2012-03-27 Richard Guenther <rguenther@suse.de>
1012 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1015 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1018 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1020 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1023 * varasm.c: Include pointer-set.h.
1024 (pending_assemble_externals_set): New pointer set.
1025 (process_pending_assemble_externals): Destroy the pointer set.
1026 (assemble_external): See if decl is in pending_assemble_externals_set,
1027 and add it to pending_assemble_externals if necessary.
1028 (init_varasm_once): Allocate pending_assemble_externals_set.
1030 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1032 Backported from mainline
1033 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1036 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1037 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1038 (vector_ltgt<mode>): Likewise.
1039 (vector_ordered<mode>): Likewise.
1040 (vector_unordered<mode>): Likewise.
1041 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1043 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1045 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1048 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1050 Backported from mainline
1051 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1055 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1056 GENERAL_REGS and FP_REGS for SImode.
1058 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1061 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1062 on any new_local_var_chain vars declared during recursing on
1063 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1065 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1067 Backport from 2012-03-22 mainline r185692.
1070 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1071 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1072 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1073 (delay_cycles_1, delay_cycles_2): Ditto.
1074 (delay_cycles_3, delay_cycles_4): Ditto.
1075 (nopv, *nopv): Ditto.
1076 (sleep, *sleep): Ditto.
1079 Backport from 2012-03-21 mainline r185605.
1081 PR rtl-optimization/52543
1083 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1084 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1085 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1086 (avr_load_libgcc_p): Restrict to __flash loads.
1087 (avr_out_lpm): Only handle 1-byte loads from __flash.
1088 (avr_load_lpm): New function.
1089 (avr_find_unused_d_reg): Remove.
1090 (avr_out_lpm_no_lpmx): Remove.
1091 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1092 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1093 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1094 (load_<mode>, load_<mode>_clobber): New insns.
1095 (mov<mode>): For multi-byte move from non-generic
1096 16-bit address spaces: Expand to load_<mode> resp.
1097 load_<mode>_clobber.
1098 (load<mode>_libgcc): Remove expander.
1099 (split-lpmx): Remove split.
1101 Backport from 2012-03-13 mainline r185329.
1104 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1105 offset (size) to a value the insns can deal with.
1106 (expand_epilogue): Ditto.
1108 Backport from 2012-03-12 mainline r185256.
1111 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1112 type from reg_class_t to enum reg_class.
1113 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1115 Backport from 2012-03-12 mainline r185253.
1118 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1119 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1120 r184615 from 2012-02-28.
1122 Backport from 2012-03-08 mainline r185105.
1124 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1125 for constants in [-63,63].
1127 Backport from 2012-03-08 mainline r185100.
1130 * config/avr/avr.c (avr_mem_clobber): New static function.
1131 (avr_expand_delay_cycles): Add memory clobber operand to
1132 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1133 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1134 (enable_interrupt, disable_interrupt): New expander.
1135 (nopv, sleep, wdr): New expanders.
1136 (delay_cycles_1): Add memory clobber.
1137 (delay_cycles_2): Add memory clobber.
1138 (delay_cycles_3): Add memory clobber.
1139 (delay_cycles_4): Add memory clobber.
1140 (cli_sei): New insn from former "enable_interrupt",
1141 "disable_interrupt" with memory clobber.
1142 (*wdt): New insn from former "wdt" with memory clobber.
1143 (*nopv): Similar, but for "nopv".
1144 (*sleep): Similar, but for "sleep".
1146 Backport from 2012-03-07 mainline r185043.
1149 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1151 Backport from 2012-03-07 mainline r185032.
1154 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1155 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1156 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1158 Backport from 2012-03-07 mainline r185031.
1161 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1163 * config/avr/avr.md (xload_8): Adjust insn length.
1165 Backport from 2012-03-07 mainline r185030.
1168 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1169 if RAMPZ affects reading from RAM.
1171 Backport from 2012-03-05 mainline r184919.
1173 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1175 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1177 Backport from mainline r185259.
1180 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1181 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1183 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1185 Backported from mainline
1186 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1189 * c-parser.c (c_parser_postfix_expression)
1190 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1192 * config/i386/smmintrin.h: Avoid /* within a comment.
1193 * config/i386/nmmintrin.h: Likewise.
1195 2012-03-22 Richard Guenther <rguenther@suse.de>
1197 * BASE-VER: Set to 4.7.1.
1198 * DEV-PHASE: Set to prerelease.
1200 2012-03-22 Release Manager
1202 * GCC 4.7.0 released.
1204 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1206 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1208 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1209 Andrew Pinski <apinski@cavium.com>
1212 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1213 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1214 calls instead of __builtin_ir{int,ound}*.
1216 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1219 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1222 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1224 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1225 Refer to GCC 4.7 version of c99status.html.
1227 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1229 Backport from mainline
1230 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1232 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1233 redefine to be NULL if the current bit-size is different from the
1234 configured bit-size.
1236 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1237 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1238 set the default tuning. Add asserts to make sure the cpu and tune
1239 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1240 test whether the index is set, instead of > 0.
1241 (rs6000_file_start): Do not reset the default cpu if the current
1242 bit-size is different from the configured bit-size.
1244 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1246 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1248 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1249 Update binutils references.
1250 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1251 Update binutils reference.
1252 Update Sun as/GNU ld caveat.
1253 Document binutils largefile requirement for LTO plugin.
1254 Remove reference to alternate libpthread.
1256 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1258 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1260 (Specific, mips-sgi-irix6): Likewise.
1262 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1264 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1265 * configure: Regenerate.
1267 2012-03-07 Richard Henderson <rth@redhat.com>
1269 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1270 * config/m68k/sync.md (atomic_test_and_set): Use it.
1271 (atomic_test_and_set_1): Likewise.
1273 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1276 * Makefile.in: Let install-gcc-ar depend on installdirs,
1277 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1278 Don't double canonicalize if cross-compiling.
1280 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1282 * trans-mem.c: New typedef for tm_region_p.
1283 Define vector types for tm_region_p.
1284 (tm_region_init): Replace region_worklist to a vector called
1287 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1290 * trans-mem.c (tm_region_init): Use last_basic_block.
1292 2012-03-05 Richard Henderson <rth@redhat.com>
1295 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1296 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1297 BIGGEST_ALIGNMENT is aligned.
1299 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1301 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1303 2012-03-05 Richard Henderson <rth@redhat.com>
1306 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1307 instead of calling negqi2 directly.
1309 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1311 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1312 (INTMAX_TYPE): Use it.
1313 (UINTMAX_TYPE): Likewise.
1314 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1315 (irix6_c_common_override_options): Declare.
1316 (C_COMMON_OVERRIDE_OPTIONS): Define.
1317 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1318 * config/mips/irix6-c.c: New file.
1319 * config/mips/t-irix6 (irix6-c.o): New target.
1320 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1323 2012-03-02 Richard Henderson <rth@redhat.com>
1325 * optabs.c (expand_atomic_test_and_set): Honor
1326 atomic_test_and_set_trueval even when atomic_test_and_set
1327 optab is not in use.
1329 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1331 Backport from mainline
1332 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1334 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1336 2012-03-02 Richard Guenther <rguenther@suse.de>
1338 * DEV-PHASE: Set to prerelease.
1340 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1342 * config.gcc (obsolete): Add all ARM targets using the FPA.
1343 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1344 * doc/install.texi: Avoid references to obsolete ARM ports.
1346 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1348 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1350 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1351 Joern Rennecke <joern.rennecke@embecosm.com>
1353 * doc/extend.texi: Expand and update information on interrupt
1354 attribute for Epiphany.
1356 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1358 * config/sh/sh-protos.h: Update copyright notice dates.
1359 * config/sh/sh.h: Likewise.
1360 * config/sh/sh.md: Likewise.
1361 * config/sh/constraints.md: Likewise.
1362 * config/sh/predicates.md: Likewise.
1364 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1366 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1367 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1369 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1371 * config/sh/constraints.md: Fix comment typo.
1373 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1376 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1377 unsigned HOST_WIDE_INT.
1378 (zvdep_imm64): Likewise.
1379 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1380 (vdepi_and): Likewise.
1381 Likewise for unamed 64-bit patterns.
1382 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1384 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1387 PR rtl-optimization/52417
1388 * cselib.c (cselib_any_perm_equivs): New variable.
1389 (cselib_reset_table): Check that it's not set when not
1390 preserving constants.
1391 (cselib_add_permanent_equiv): Set it.
1392 (cselib_have_permanent_equivalences): New.
1393 (cselib_init, cselib_finish): Reset it.
1394 * cselib.h (cselib_have_permanent_equivalences): Declare.
1395 * alias.c (get_addr): Restore earlier behavior when there
1396 aren't permanent equivalences.
1398 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1400 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1401 * config/v850/v850-modes.def: Fix copyright notice.
1403 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1405 * doc/extend.texi (AVR Built-in Functions): Document
1406 __builtin_avr_flash_segment.
1408 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1409 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1410 (*split.flash_segment): New insn-and-split.
1411 * config/avr/avr.c (avr_init_builtins): Add local variables:
1412 const_memx_void_node, const_memx_ptr_type_node,
1413 char_ftype_const_memx_ptr.
1415 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1417 PR tree-optimization/52445
1418 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1419 add ssa_name_ver, offset and size fields and change store field
1421 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1422 (add_or_mark_expr): Likewise. Only consider previous stores
1423 with the same size and offset.
1424 (nt_init_block): Only look at gimple_assign_single_p stmts,
1425 doesn't look at rhs2.
1427 2012-03-01 Richard Guenther <rguenther@suse.de>
1430 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1431 conversions from integral types to pointer types.
1433 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1435 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1436 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1437 unintentionally removed in r184616.
1439 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1441 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1444 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1445 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1449 alternatives, add "e" constraint to the new last alternative
1450 and ! to last 3 alternatives.
1452 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1454 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1455 DW_AT_artificial attributes at the end of the processing.
1456 (gen_array_type_die): Likewise.
1457 (gen_enumeration_type_die): Likewise.
1458 (gen_struct_or_union_type_die): Likewise.
1459 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1462 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1465 * expr.c (expand_assignment): If doing misaligned store that doesn't
1466 cover all mode bits, perform a RMW cycle.
1468 PR tree-optimization/52429
1469 * tree-parloops.c (separate_decls_in_region_debug): Return early
1470 if var is LABEL_DECL.
1472 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1474 PR tree-optimization/52424
1475 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1476 calling dom_thread_across_edge.
1478 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1480 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1482 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1484 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1485 * config/avr/avr.c (avr_output_bld): Remove unused function.
1486 (avr_out_sbxx_branch): Use "%T" to print bit position.
1488 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1490 * config/avr/avr.md: Untabify.
1492 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1494 * config/avr/avr.md (eqne): New code iterator.
1495 (*dec-and-branchsi): Use it in text peephole's condition.
1496 (*dec-and-branchhi): Ditto.
1497 (*dec-and-branchqi): Ditto.
1499 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1502 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1503 the device does not have the skip-bug.
1505 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1507 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1508 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1509 -mpretend-cmove): New.
1511 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1514 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1515 doesn't count DEBUG_INSN refs.
1516 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1517 for DEBUG_INSN refs.
1519 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1523 2012-02-20 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/52298
1525 * tree-vect-stmts.c (vectorizable_load): Properly use
1526 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1529 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1532 * gimple.h (gimple_in_transaction): New.
1533 (gimple_set_in_transaction): New.
1534 (struct gimple_statement_base): Add in_transaction field.
1535 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1537 (tree_ssa_lim_initialize): Compute transaction bits.
1538 * tree.h (compute_transaction_bits): Protoize.
1539 * trans-mem.c (tm_region_init): Use the heap to store BB
1541 (compute_transaction_bits): New.
1543 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1545 * gcc.c (display_help): Document --help=common and sort entries
1548 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1550 * doc/install.texi: Document check-$LANG specific shortcuts
1552 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1555 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1557 * config/arm/arm_neon.h: Regenerate.
1558 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1559 (neon_vcgeu): New insn.
1560 (neon_vcgtu): Likewise.
1561 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1562 (ops): Unsigned comparison intrinsics call a different
1565 2012-02-28 Richard Guenther <rguenther@suse.de>
1568 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1569 ordering for the VEC_CONCAT for two element vectors for
1570 V2SFmode, V2SImode and V2DImode.
1572 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1575 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1576 detecting big-endian triplets.
1578 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1580 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1581 mode if there is no type information available.
1583 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1585 PR tree-optimization/53207
1586 * doc/invoke.texi: Document as experimental and relying on graphite.
1588 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1590 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1591 of initializer to changes from r184614.
1593 2012-02-28 Richard Guenther <rguenther@suse.de>
1595 PR tree-optimization/52395
1596 * tree-sra.c (build_ref_for_offset): Also look at the base
1597 TYPE_ALIGN when figuring out the alignment of the replacement.
1599 2012-02-28 Richard Guenther <rguenther@suse.de>
1601 PR tree-optimization/52402
1602 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1603 mis-aligned types when creating the accesses at the call site.
1605 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1607 * config/avr/builtins.def: New file.
1608 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1609 * config/avr/avr.c (enum avr_builtin_id): Use it.
1610 (avr_init_builtins): Use it. And use avr_bdesc.
1611 (bdesc_1arg): Remove.
1612 (bdesc_2arg): Remove.
1613 (bdesc_3arg): Remove.
1614 (struct avr_builtin_description): Add field n_args.
1615 (avr_bdesc): New static variable using builtins.def.
1616 (avr_expand_builtin): Use it.
1617 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1618 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1619 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1621 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1624 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1625 match only one single hard register with respective hard reg rtx.
1626 (movmemx_<mode>): Ditto.
1627 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1628 insn anatomy of movmem[x]_<mode>.
1629 (avr_out_movmem): Same for printing assembler and operand usage.
1631 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1635 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1636 address spaces located outside of device flash.
1638 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1639 (mcu_type_s): Add field n_flash.
1640 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1641 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1642 (AVR_MCU): Add N_FLASH argument.
1643 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1644 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1645 macro __FLASH<n> if that address space makes sense for the device.
1646 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1647 outside of target flash.
1648 (avr_asm_named_section): Ditto.
1649 (avr_asm_select_section): Ditto.
1650 (avr_addr_space_convert): Ditto.
1651 (avr_emit_movmemhi): Ditto.
1652 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1653 address space is outside of device flash.
1654 (avr_insert_attributes): Ditto.
1655 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1656 avr_current_arch->n_segments.
1658 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1661 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1663 (*movabs<mode>_2): Likewise.
1665 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1668 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1669 s_register_operand in the test instead of REG_P. Don't call
1670 gen_reg_rtx if it won't be used.
1672 PR tree-optimization/52376
1673 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1675 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1677 * ifcvt.c (noce_get_condition): Check condition variable is not
1678 small_register_classes_for_mode_p before accepting.
1680 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1684 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1687 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1688 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1690 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1692 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1694 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1696 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1698 * config/sh/predicates.md: Remove blank lines.
1699 * config/sh/sh.c: Fix typos in comments.
1700 * config/sh/constraints.md: Likewise.
1701 * config/sh/sh.md: Remove blank lines.
1702 Fix typos in comments. Use ;; as comment characters.
1704 2012-02-26 Walter Lee <walt@tilera.com>
1706 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1707 (replace_mov_pcrel_step2): Ditto.
1709 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1712 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1713 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1714 and locs that reference values newer than the non-canonical value
1715 at hand. Return the canonical value as a worst case.
1716 (memrefs_conflict_p): Walk canonical value's locs.
1719 * cselib.c (preserve_only_constants): Rename to...
1720 (preserve_constants_and_equivs): ... this. Split out...
1721 (invariant_or_equiv_p): ... this. Preserve plus expressions
1722 of other preserved expressions too.
1723 (cselib_reset_table): Adjust.
1724 * var-tracking.c (reverse_op): Use canonical value to build
1727 2012-02-23 Kai Tietz <ktietz@redhat.com>
1729 * config/i386/i386.c (ix86_delegitimize_address): Handle
1730 UNSPEC_PCREL plus displacement.
1732 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1735 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1736 to test for unusedness in st X addressing.
1738 2012-02-24 Richard Guenther <rguenther@suse.de>
1741 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1742 (is_gimple_reg_type): Move inline ...
1743 * gimple.h (is_gimple_reg_type): ... here.
1745 2012-02-24 Richard Guenther <rguenther@suse.de>
1748 * passes.c (execute_function_todo): When verifying SSA form
1749 verify gimple form first.
1750 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1752 2012-02-24 Richard Guenther <rguenther@suse.de>
1755 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1756 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1758 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1760 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1762 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1764 * tree-phinodes.c (make_phi_node): Mark static.
1765 * tree-flow.h (make_phi_node): Remove extern decl.
1766 * doc/gimple.texi (make_phi_node): Remove documentation.
1768 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1770 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1771 * tree-ssa-sccvn.c (print_scc): Ditto.
1773 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1775 * doc/passes.texi (Full redundancy elimination): Fix typo.
1777 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1779 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1781 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1784 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1786 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1789 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1791 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1793 * config/avr/avr.md (code_stdname): Add ior, xor.
1794 (xior): New code iterator.
1795 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1796 (*<code_stdname><mode>qi.byte1-3): Ditto.
1798 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1800 PR tree-optimization/52019
1801 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1804 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1806 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1807 HAVE_INITFINI_ARRAY to work around namespace pollution in
1808 certain versions of newlib system headers.
1809 * config.in: Regenerate.
1810 * configure: Regenerate.
1811 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1812 instead of HAVE_INITFINI_ARRAY.
1814 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1817 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1818 is not offsettable memory reference.
1820 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1823 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1824 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1826 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1828 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1829 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1831 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1833 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1834 library on Solaris 8 even without TLS support.
1835 * configure: Regenerate.
1837 2012-02-22 Richard Guenther <rguenther@suse.de>
1840 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1841 for GIMPLE_DEBUG stmts.
1843 2012-02-22 Martin Jambor <mjambor@suse.cz>
1846 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1847 according to the base object.
1849 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1851 PR rtl-optimization/50063
1852 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1853 and 2 (8-bit SP) in operand 2.
1854 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1855 setup to use movhi_sp_r instead of vanilla move to write SP.
1856 Adjust REG_CFA notes to superseed unspec.
1857 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1859 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1860 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1861 irq_state 1 (IRQ known to be on) here.
1863 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1865 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1867 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1868 assign_hard_reg): Likewise.
1870 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1872 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1874 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1877 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1878 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1880 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1882 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1883 prototype from here to...
1884 * config/avr/avr.h: ...here.
1886 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1889 * thumb2.md (thumb2_shiftsi3_short): Split register and
1890 immediate shifts. For register shifts tie operands 0 and 1.
1891 (peephole2 for above): Check that register-controlled shifts
1892 have suitably tied operands.
1894 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1897 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1898 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1899 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1900 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1901 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1902 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1903 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1904 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1905 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1906 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1907 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1908 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1909 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1910 bdver1_ssevector_avx256_unaligned_load,
1911 bdver1_ssevector_sse128_unaligned_load,
1912 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1913 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1914 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1915 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1916 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1917 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1918 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1919 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1920 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1921 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1922 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1923 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1924 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1925 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1926 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1927 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1928 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1929 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1930 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1931 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1932 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1933 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1934 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1935 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1936 bdver1_ssediv_double_load, bdver1_ssediv_double,
1937 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1938 Add "bdver2" attribute.
1940 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1942 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1943 default if possible and not specified otherwise.
1945 2012-02-21 Richard Guenther <rguenther@suse.de>
1948 * gimplify.c (create_tmp_from_val): Use the main variant type
1949 for the type of the temporary we create.
1951 2012-02-21 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/52324
1954 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1955 do not gimplify a MEM_REF address operand if it is already
1958 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1960 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1961 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1963 2012-02-21 Richard Guenther <rguenther@suse.de>
1965 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1966 nested_in_vect_loop.
1968 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1970 PR tree-optimization/52318
1971 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1972 vdef also to non-pure/const call stmts in the sequence.
1974 2012-02-20 David S. Miller <davem@davemloft.net>
1976 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1977 don't use the "rd %pc" instruction on v9 for PIC register loads.
1979 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1982 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1983 in a transaction safe function.
1985 2012-02-20 Kai Tietz <ktietz@redhat.com>
1988 * stor-layout.c (place_field): Handle desired_align for
1991 2012-02-20 Richard Guenther <rguenther@suse.de>
1993 PR tree-optimization/52298
1994 * tree-vect-stmts.c (vectorizable_store): Properly use
1995 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1997 (vectorizable_load): Likewise.
1998 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1999 Access DR_STEP after ensuring it is not NULL.
2001 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2003 PR tree-optimization/52286
2004 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2005 optimization use double_int_to_tree instead of build_int_cst_wide,
2006 rewrite to use double_int vars.
2008 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2011 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2013 Remove -e 0 from $gcc_cv_ld invocation.
2014 Only use __GLIBC_PREREQ if defined.
2015 Enable on Solaris since Solaris 8 patch.
2016 (gcc_SUN_LD_VERSION): New macro.
2017 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2018 gcc_SUN_LD_VERSION for version number format.
2019 * configure: Regenerate.
2020 * varasm.c (get_elf_initfini_array_priority_section): Set
2021 SECTION_NOTYPE for non-default priority.
2022 Use get_section instead of get_unnamed_section to emit
2023 .init_array/.fini_array with default priority.
2025 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2027 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2028 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2029 (mips_start_unique_function, mips_output_mips16_rdhwr)
2030 (mips_code_end): New functions.
2031 (TARGET_ASM_CODE_END): Define.
2033 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2035 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2036 to stubs with non-sibling calls.
2038 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2040 * doc/invoke.texi (-fira-* options): Copy-edit.
2041 (ira-* parameters): Copy-edit.
2043 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2045 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2046 GCC coding conventions.
2048 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2050 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2051 when used as adjectives.
2053 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2055 * doc/invoke.texi: Clean up "that"/"which" confusion.
2057 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2059 * system.h: Poison SMALL_REGISTER_CLASSES
2060 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2061 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2063 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2065 PR tree-optimization/52285
2066 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2067 when deciding if a call is a tail call or tail recursion.
2069 2012-02-16 Kai Tietz <ktietz@redhat.com>
2071 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2072 interger-constant displacement for UNSPEC_PCREL.
2074 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2076 PR rtl-optimization/52208
2077 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2078 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2080 PR tree-optimization/52255
2081 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2082 loop->header has virtual PHI, but exit_e->dest doesn't, add
2083 virtual PHI to exit_e->dest and adjust all uses after the loop.
2086 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2087 children with clone_tree_hash, not after it.
2089 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2091 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2092 extended identifiers.
2094 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2097 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2098 a same_body_alias, also test whether e->callee isn't a former
2099 or current clone of the decl this is a same body alias of.
2101 PR translation/52264
2102 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2104 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2106 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2108 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2111 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2112 force_reg instead of copy_to_reg for better optimization. Force
2113 non-register or memory operands into a register.
2115 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2117 * extend.texi: Reserve upper bits of memory model for future use.
2119 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2120 Anatoly Sokolov <aesok@post.ru>
2121 Eric Weddington <eric.weddington@atmel.com>
2124 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2125 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2126 Rewrite initializers for .macro.
2127 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2128 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2129 atxmega32d4, atxmega32x1.
2130 avrxmega4: atxmega64a3, atxmega64d3.
2131 avrxmega5: atxmega64a1, atxmega64a1u.
2132 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2133 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2134 avrxmega7: atxmega128a1, atxmega128a1u.
2135 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2136 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2137 (struct base_arch_s): Rename reserved to xmega_p.
2138 Rename reserved2 to have_rampd.
2139 (AVR_XMEGA): New define.
2140 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2141 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2142 * config/avr/predicates.md (io_address_operand): Take into
2144 (low_io_address_operand): Ditto.
2145 (high_io_address_operand): Ditto.
2146 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2147 (enabled, movhi_sp_r): Use them.
2148 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2149 cpp_define_formatted to built-in define __AVR_ARCH__.
2150 (__AVR_XMEGA__): New built-in define.
2151 (__AVR_HAVE_RAMPD__): New built-in define.
2152 (__AVR_HAVE_RAMPX__): New built-in define.
2153 (__AVR_HAVE_RAMPY__): New built-in define.
2154 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2156 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2157 (avr_option_override): Initialize them.
2158 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2159 (avr_init_expanders): Initialize them. No more block several calls.
2160 (emit_push_sfr): New static function.
2161 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2163 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2164 (avr_print_operand): Print addreeses as symbols for
2165 RAMPX, RAMPY, RAMPD, CCP.
2166 (output_movhi): Handle AVR_XMEGA when writing to SP.
2167 (avr_out_movhi_mr_r_xmega): New static function.
2168 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2169 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2170 __RAMPD__, __CCP__ as needed.
2172 * config/avr/multilib.h: Regenerate.
2173 * config/avr/t-multilib: Regenerate.
2174 * config/avr/avr-tables.opt: Regenerate.
2176 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2178 PR tree-optimization/50561
2179 * graphite-flattening.c (lst_project_loop): Do not
2180 remove old scattering dimensions after flattening.
2181 (lst_do_flatten): Likewise.
2183 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2185 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2186 __builtin_avr_map8, __builtin_avr_map16.
2187 Document __builtin_avr_insert_bits.
2189 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2190 (insert_bits): New insn.
2191 (adjust_len.map_bits): Rename to insert_bits.
2192 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2193 * avr-protos.h (avr_out_map_bits): Remove.
2194 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2195 * config/avr/constraints.md (Cxf,C0f): New.
2196 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2197 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2198 New built-in define __BUILTIN_AVR_INSERT_BITS.
2199 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2200 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2201 (avr_move_bits): Rewrite.
2202 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2204 (avr_map_op_t): New typedef.
2205 (avr_map_op): New static variable.
2206 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2207 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2208 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2209 (bdesc_3arg, avr_expand_triop_builtin): New.
2210 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2211 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2212 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2213 (avr_map_equal_p, avr_map_sig_p): Remove.
2214 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2215 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2216 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2217 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2218 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2219 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2221 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2223 * config/c6x/c6x.md (reserve_cycles): New attribute.
2224 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2225 don't reserve functional units after the branch occurs.
2227 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2230 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2231 functions into non-tm_pure functions.
2233 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2236 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2237 (iterative_hash_canonical_type): Likewise.
2238 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2241 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2243 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2244 sched-group insn, it either remains alone or the entire list is pruned.
2246 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2248 * doc/install.texi (Prerequisites): Fix grammar.
2249 (Configuration): Likewise.
2251 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2253 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2254 MPC as part of GCC before describing configuring with --with-gmp etc.
2255 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2256 sources are present.
2258 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2261 * dwarf2out.c (clone_tree_hash): New function.
2262 (copy_decls_walk): Use it instead of clone_tree.
2264 2012-02-14 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/52244
2267 PR tree-optimization/51528
2268 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2269 replacements for integral types.
2271 2012-02-14 Walter Lee <walt@tilera.com>
2273 * config.gcc: Handle tilegx and tilepro.
2274 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2276 Add HAVE_AS_TLS check for tilegx and tilepro.
2277 * configure: Regenerate.
2278 * doc/contrib.texi: Add Mat Hostetter and self.
2279 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2280 Document instruction intrinsics and network accessing intrinsics.
2281 (TILEPro Built-in Functions): New node. Document instruction
2282 intrinsics and network accessing intrinsics.
2283 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2284 (Specific, tilepro-*-linux*): Likewise.
2285 * doc/invoke.texi (TILE-Gx Options): New section.
2286 (TILEPro Options): New section.
2287 * doc/md.texi (TILE-Gx): New section.
2288 (TILEPro): New section.
2289 * common/config/tilegx/tilegx-common.c: New file.
2290 * common/config/tilepro/tilepro-common.c: New file.
2291 * config/tilegx/constraints.md: New file.
2292 * config/tilegx/linux.h: New file.
2293 * config/tilegx/mul-tables.c: New file.
2294 * config/tilegx/predicates.md: New file.
2295 * config/tilegx/sync.md: New file.
2296 * config/tilegx/t-tilegx: New file.
2297 * config/tilegx/tilegx-builtins.h: New file.
2298 * config/tilegx/tilegx-c.c: New file.
2299 * config/tilegx/tilegx-generic.md: New file.
2300 * config/tilegx/tilegx-modes.def: New file.
2301 * config/tilegx/tilegx-multiply.h: New file.
2302 * config/tilegx/tilegx-protos.h: New file.
2303 * config/tilegx/tilegx.c: New file.
2304 * config/tilegx/tilegx.h: New file.
2305 * config/tilegx/tilegx.md: New file.
2306 * config/tilegx/tilegx.opt: New file.
2307 * config/tilepro/constraints.md: New file.
2308 * config/tilepro/gen-mul-tables.cc: New file.
2309 * config/tilepro/linux.h: New file.
2310 * config/tilepro/mul-tables.c: New file.
2311 * config/tilepro/predicates.md: New file.
2312 * config/tilepro/t-tilepro: New file.
2313 * config/tilepro/tilepro-builtins.h: New file.
2314 * config/tilepro/tilepro-c.c: New file.
2315 * config/tilepro/tilepro-generic.md: New file.
2316 * config/tilepro/tilepro-modes.def: New file.
2317 * config/tilepro/tilepro-multiply.h: New file.
2318 * config/tilepro/tilepro-protos.h: New file.
2319 * config/tilepro/tilepro.c: New file.
2320 * config/tilepro/tilepro.h: New file.
2321 * config/tilepro/tilepro.md: New file.
2322 * config/tilepro/tilepro.opt: New file.
2324 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2326 PR tree-optimization/52210
2327 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2328 vect_model_simple_cost with two entry vect_def_type array instead
2329 of an address of dt.
2331 2012-02-14 Richard Guenther <rguenther@suse.de>
2334 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2335 Do not stream DECL_QUALIFIER.
2336 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2337 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2338 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2340 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2343 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2346 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2349 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2350 * cselib.c (cselib_subst_to_values_from_insn): New function.
2351 * sched-deps.c (add_insn_mem_dependence,
2352 sched_analyze_1, sched_analyze_2): Use it.
2354 2012-02-13 Jan Hubicka <jh@suse.cz>
2357 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2359 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2361 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2362 (GTM_SELF_SPECS): Define if not already defined.
2363 (driver_self_specs): Add GTM_SELF_SPECS.
2364 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2365 (GTM_SELF_SPECS): Define.
2366 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2367 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2369 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2371 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2374 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2377 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2378 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2380 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2383 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2385 2012-02-13 Richard Guenther <rguenther@suse.de>
2387 PR translation/52211
2388 * passes.c (enable_disable_pass): Fix typo.
2390 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2393 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2394 XOR for reduce_bit_field if type is unsigned.
2396 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2398 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2399 disallow changes from SFmode to mode with different size in FP regs.
2401 2012-02-12 Robert Millan <rmh@gnu.org>
2402 Gerald Pfeifer <gerald@pfeifer.com>
2404 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2407 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2409 PR rtl-optimization/52175
2410 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2411 to frame-related instructions.
2413 2012-02-10 Jason Merrill <jason@redhat.com>
2416 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2417 (demangle_new_symbols): Fill it.
2418 (scan_linker_output): Walk it.
2419 (start_tweaking): Split out from scan_linker_output.
2420 (maybe_tweak): Update sym->chosen.
2421 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2423 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2426 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2428 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2430 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2431 having the same mode as previous compare.
2433 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2435 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2436 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2437 (nonlocal_goto_internal): Likewise.
2438 (nonlocal_goto): Emit a use and an indirect jump directly.
2440 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2443 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2444 __atomic_{is,always}_lock_free.
2446 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2449 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2450 negative constant address for x32.
2452 2012-02-10 Richard Henderson <rth@redhat.com>
2454 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2455 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2456 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2458 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2459 Ira Rosen <irar@il.ibm.com>
2461 PR tree-optimization/50031
2462 * targhooks.c (default_builtin_vectorization_cost): Handle
2464 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2465 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2466 all types of reduction and pattern statements.
2467 (vect_estimate_min_profitable_iters): Likewise.
2468 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2469 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2470 for explicit realigns.
2471 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2472 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2474 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2475 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2476 vec_perm for VSX and handle vec_promote_demote.
2478 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2481 * builtins.c (fold_builtin_atomic_always_lock_free,
2482 expand_builtin_atomic_always_lock_free,
2483 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2484 Return and/or test boolean_true_node/boolean_false_node instead of
2485 integer_one_node/integer_zero_node.
2487 2012-02-10 Jan Hubicka <jh@suse.cz>
2490 * predict.c (predict_paths_for_bb): Prevent looping.
2491 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2493 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2495 * config/arm/arm.c (output_move_double): In one case properly
2496 count number of instructions that will be emitted.
2498 2012-02-10 Richard Guenther <rguenther@suse.de>
2500 PR translation/52193
2501 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2503 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2506 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2508 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2511 * var-tracking.c (emit_note_insn_var_location): If
2512 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2513 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2514 non-NOTE_DURING_CALL_P insn.
2516 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2519 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2521 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2524 * gcc.c (switch_matches) Support switches with separated form,
2527 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2529 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2531 (RAMPZ_ADDR): Ditto.
2532 * config/avr/avr.c (avr_addr_t): New typedef.
2533 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2534 (avr_init_expanders): Initialize it.
2535 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2537 (expand_epilogue): Ditto.
2538 (avr_print_operand): Ditto.
2539 (avr_file_start): Ditto.
2540 (avr_emit_movmemhi): Ditto.
2542 2012-02-08 Richard Guenther <rguenther@suse.de>
2544 PR tree-optimization/46886
2545 * tree-flow.h (do_while_loop_p): Declare.
2546 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2547 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2549 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2551 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2552 always succeed for integers larger than a native word.
2554 2012-02-08 Richard Guenther <rguenther@suse.de>
2556 PR rtl-optimization/52170
2557 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2558 properly handle integer vector modes.
2560 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2562 PR gcov-profile/52150
2563 * coverage.c: Include target.h.
2564 (build_var): Call targetm.strip_name_encoding on the assembler name.
2565 Change one _ into . or $ if the target allows it.
2566 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2568 PR rtl-optimization/52139
2569 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2570 is a BARRIER after emit_insn_after_noloc, move BB_END
2571 to the last non-BARRIER insn before it.
2573 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2576 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2577 (mips_gimplify_va_arg_expr): Call it instead of
2578 std_gimplify_va_arg_expr.
2580 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2582 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2583 message for -mno-pointers-to-nested-function.
2585 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2588 * expr.c (get_inner_reference): If there is an offset, add a negative
2589 bit position to it (if any).
2591 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2593 PR rtl-optimization/52060
2594 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2595 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2596 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2597 and/or i0src_copy2 when needed.
2599 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2601 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2602 or LTOPLUGINSONAME if have_c.
2604 * config/freebsd-spec.h: Add comment about what macros can be defined
2606 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2607 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2610 2012-02-07 Richard Guenther <rguenther@suse.de>
2612 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2613 newline in -alias dumps.
2615 2012-02-07 Kai Tietz <ktietz@redhat.com>
2616 Dave Korn <dave.korn.cygwin@gmail.com>
2619 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2620 Take care that typinfo gets dllexport-attribute.
2622 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2625 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2626 if modifier < EXPAND_SUM call force_operand on the result.
2628 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2630 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2631 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2633 (epiphany_function_type): Replace types for specific interrupts with
2634 EPIPHANY_FUNCTION_INTERRUPT.
2635 (EPIPHANY_INTERRUPT_P): Update.
2636 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2637 New static function.
2638 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2639 <disinterrupt>: Affects type identity.
2640 (epiphany_handle_interrupt_attribute): Handle variable number of
2642 (epiphany_compute_function_type): Update for new
2643 epiphany_function_type definition.
2644 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2645 handlers with a longcall forwarder.
2646 (epiphany_start_function): Handle multiple interrupt arguments and/or
2647 forwarder_section attribute.
2649 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2652 2012-02-07 Alan Modra <amodra@gmail.com>
2655 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2658 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2660 PR tree-optimization/50969
2661 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2662 use vec_perm rather than vector_stmt.
2663 (vect_model_load_cost): Likewise.
2664 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2665 vec_perm to be the same as other vector statements.
2666 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2667 cost of vec_perm for TARGET_VSX.
2669 2012-02-06 Richard Guenther <rguenther@suse.de>
2671 PR tree-optimization/52115
2672 * tree-sra.c (access_has_replacements_p): New function.
2673 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2675 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2678 * trans-mem.c (expand_call_tm): Add an assertion.
2679 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2682 2012-02-06 Richard Guenther <rguenther@suse.de>
2684 PR tree-optimization/50955
2685 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2686 raise cost of expressions that replace an address with an
2687 expression based on a different pointer.
2689 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2692 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2693 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2695 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2698 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2699 -Weffc++ and specify guidelines come from second edition.
2701 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2703 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2704 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2705 (call_direct_split, call_value_split, call_value_internal_direct)
2706 (call_value_direct_split, call_value_multiple_split): Use jal and
2707 jal_macro attributes.
2709 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2711 * reload1.c (reload_regs_reach_end_p): Replace with...
2712 (reload_reg_rtx_reaches_end_p): ...this function.
2713 (new_spill_reg_store): Update commentary.
2714 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2715 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2716 before setting new_spill_reg_store.
2717 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2718 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2719 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2720 for non-spill reload registers.
2722 2012-02-05 Ira Rosen <irar@il.ibm.com>
2724 PR tree-optimization/52091
2725 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2726 (vect_is_simple_use_1): Likewise.
2727 * tree-vect-loop.c (vectorizable_reduction): Update calls
2728 to vect_is_simple_use_1 and vect_is_simple_use.
2729 (vectorizable_live_operation): Likewise.
2730 * tree-vect-patterns.c (widened_name_p,
2731 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2732 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2733 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2734 vectorizable_shift,vectorizable_operation, vectorizable_store,
2735 vectorizable_load): Likewise.
2736 (vect_is_simple_cond): Add an argument, pass it to
2737 vect_is_simple_use_1.
2738 (vectorizable_condition): Update calls to vect_is_simple_cond,
2740 (vect_is_simple_use): Add an argument, the statement in which
2741 OPERAND is used. Check that if OPERAND's def stmt is a double
2742 reduction phi node, the use is a phi node too.
2743 (vect_is_simple_use_1): Add an argument, pass it to
2745 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2746 to vect_is_simple_use.
2748 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2750 PR rtl-optimization/52095
2751 * modulo-sched.c (dump_insn_locator): New function.
2752 (loop_canon_p, sms_schedule): Use it.
2754 PR rtl-optimization/52113
2755 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2756 even for decomposable shift/zext insns.
2758 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2759 Zdenek Dvorak <ook@ucw.cz>
2761 PR rtl-optimization/52092
2762 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2763 on get_iv_value result.
2765 2012-02-02 Andrew Pinski <apinski@cavium.com>
2769 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2771 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2774 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2776 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2778 PR rtl-optimization/49800
2779 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2780 (sched_finish): Call regstat_free_n_sets_and_refs.
2782 2012-02-02 Jia Liu <proljc@gmail.com>
2784 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2787 2012-02-02 Jan Hubicka <jh@suse.cz>
2788 Tom de Vries <tom@codesourcery.com>
2791 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2792 * varpool.c (varpool_analyze_pending_decls): Likewise.
2794 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2795 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2797 * config.gcc: Add cr16-* support.
2799 * doc/extend.texi: Document cr16 extensions.
2800 * doc/install.texi: Document cr16 install.
2801 * doc/invoke.texi: Document cr16 options.
2802 * doc/md.texi: Document cr16 constraints.
2804 * common/config/cr16/cr16-common.c: New file.
2805 * config/cr16/cr16.c: New file.
2806 * config/cr16/cr16.h: New file.
2807 * config/cr16/cr16.md: New file.
2808 * config/cr16/cr16.opt: New file.
2809 * config/cr16/cr16-protos.h: New file.
2810 * config/cr16/predicates.md: New file.
2811 * config/cr16/constraints.md: New file.
2812 * config/cr16/t-cr16: New file.
2814 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2817 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2818 that operands[2] is either immediate, or q_regs_operand.
2820 PR tree-optimization/52073
2821 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2822 a pattern stmt for pattern uses, ignore uses outside of the loop.
2824 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2826 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2827 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2828 (OUT_AS1, OUT_AS2): Remove.
2830 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2832 PR rtl-optimization/51374
2833 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2834 to cross other volatile_refs_p insns.
2836 2012-02-01 Richard Guenther <rguenther@suse.de>
2838 * doc/invoke.texi (fno-inline): Clarify documentation.
2839 (finline-small-functions): Likewise.
2840 (finline-functions): Likewise.
2841 * common.opt (finline): Adjust comment and documentation.
2842 (finline-small-functions): Clarify documentation.
2843 (finline-functions): Likewise.
2844 (finline-functions-called-once): Likewise.
2846 2012-02-01 Tristan Gingold <gingold@adacore.com>
2848 * c-typeck.c (composite_type): Keep mode for pointers.
2850 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2852 * function.h (regno_reg_rtx): Adjust comment.
2853 * reginfo.c (init_reg_modes_target): Only use the previous mode
2854 if it fits within one register. Remove MIPS comment.
2856 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2859 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2861 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2863 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2864 to srak instruction.
2866 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2868 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2870 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2875 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2877 2012-01-31 Richard Guenther <rguenther@suse.de>
2879 PR tree-optimization/51528
2880 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2883 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2888 * ree.c (add_removable_extension): Change def_map argument
2889 to unsigned *, store in def_map 1 + offset into *insn_list vector
2890 instead of pointers into the vector.
2891 (find_removable_extensions): Adjust caller.
2893 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2895 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2896 Transform all "* quoted-c-code" to { c-code }.
2897 Remove redundant test for "optimize" in combine patterns.
2898 Move (include "avr-dimode.md") to end of file.
2900 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2903 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2904 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2906 2012-01-30 Richard Guenther <rguenther@suse.de>
2908 PR tree-optimization/52028
2909 * tree-loop-distribution.c (ldist_gen): Properly update
2912 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2915 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2916 set_cur_line_info_table if not emitting debug info.
2918 PR tree-optimization/52046
2919 * tree-vect-patterns.c (check_bool_pattern): Give up if
2920 a comparison could throw.
2923 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2925 2012-01-30 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/52045
2928 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2929 SSA form if cfgcleanup did anything.
2931 2012-01-30 Richard Guenther <rguenther@suse.de>
2933 PR tree-optimization/52045
2934 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2935 before computing final todo.
2937 2012-01-30 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/51528
2940 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2943 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2945 * df-problems.c (df_kill_notes): Check that the use refers
2946 to the note under examination.
2948 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2951 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2952 parameter and use short-lived pseudos.
2953 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2954 (sparc_expand_vector_init): Const-ify local variables and adjust
2955 calls to above functions.
2957 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2959 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2961 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2963 * doc/invoke.texi: Make usage of "compile time" and
2964 "run time"/"runtime" consistent throughout the file.
2966 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2968 * config/alpha/alpha.c (alpha_option_override): Default to
2969 full IEEE compliance mode for Go language.
2971 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2973 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2974 (LINK_SSP_SPEC): Define.
2976 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2979 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2982 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2984 * doc/invoke.texi: Correct hyphenation of "floating point",
2985 "double precision", and related terminology throughout the file.
2987 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2990 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2991 arm_general_register_operand predicate for operand 2 instead of
2994 2012-01-27 Ian Lance Taylor <iant@google.com>
2997 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2998 * builtins.c (expand_builtin_init_trampoline): Add onstack
2999 parameter. Change caller.
3000 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3001 * tree.c (build_common_builtin_nodes): Declare
3002 __builtin_init_heap_trampoline.
3004 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3006 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3007 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3008 * config/avr/avr.c: Ditto.
3009 (avr_regnames): Remove because unused.
3010 * config/avr/avr.md (*cpse.ne): New peephole.
3011 (*cpse.eq): New peephole from former cpse peepholes.
3013 2012-01-27 Michael Eager <eager@eagercon.com>
3015 * config/microblaze.c (microblaze_emit_compare): Correct
3016 test after pcmp instruction.
3018 2012-01-27 Richard Guenther <rguenther@suse.de>
3020 PR tree-optimization/52020
3021 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3023 2012-01-27 Richard Guenther <rguenther@suse.de>
3025 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3026 function non-const/pure.
3028 2012-01-27 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/50444
3031 * tree-sra.c (build_ref_for_offset): Properly adjust the
3032 MEM_REF type for unaligned accesses.
3034 2012-01-27 Richard Guenther <rguenther@suse.de>
3036 PR tree-optimization/50444
3037 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3038 (expand_assignment): Use it. Properly handle misaligned
3039 bases when expanding stores to component references.
3040 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3043 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3046 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3047 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3048 * tree-data-ref.c (find_data_references_in_loop): Make static.
3049 (compute_all_dependences): Change return type to bool. Bail out
3050 for too many datarefs in a loop. Move the hunk resetting the data
3051 dependences vector from ...
3052 (compute_data_dependences_for_loop): ... here. Account for
3053 compute_all_dependences returning false.
3054 (compute_data_dependences_for_bb): Likewise.
3055 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3056 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3058 2012-01-27 Richard Guenther <rguenther@suse.de>
3061 * expr.c (store_field): Use the alias-set of the scratch memory
3064 2012-01-27 Tom de Vries <tom@codesourcery.com>
3066 PR tree-optimization/51990
3067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3069 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3071 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3074 * var-tracking.c (reverse_op): Don't add any reverse operation
3075 if V already has any constant locations.
3077 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3079 * doc/invoke.texi: Correct usage of "command line" (noun)
3080 vs "command-line" (adjective) throughout.
3082 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3084 * doc/invoke.texi (Language Independent Options): Move
3085 -Wcoverage-mismatch blurb from here....
3086 (Warning Options): ...to here.
3088 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3090 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3091 Set rs6000_always_hint to false for 476.
3093 2012-01-27 Matthias Klose <doko@ubuntu.com>
3095 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3097 * incpath.c (add_standard_paths): Likewise.
3099 2012-01-27 Richard Henderson <rth@redhat.com>
3101 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3102 * config/m68k/sync.md (atomic_test_and_set): Rename from
3103 sync_test_and_setqi and adjust the operands.
3104 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3105 and unconditionally enable.
3107 2012-01-27 Richard Henderson <rth@redhat.com>
3109 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3110 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3111 (ldstub): Rename from ldstubqi.
3112 (ldstub<I24MODE>): Remove.
3114 2012-01-27 Richard Henderson <rth@redhat.com>
3116 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3117 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3118 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3119 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3120 * doc/tm.texi: Rebuild.
3122 2012-01-27 Richard Henderson <rth@redhat.com>
3124 * optabs.c (gen_atomic_test_and_set): Remove default.
3125 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3127 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3129 PR rtl-optimization/51978
3130 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3131 (combine_reaching_defs): Likewise.
3132 (struct re_info): Remove.
3133 (add_removable_extension): Remove x and data arguments,
3134 add insn, insn_list and def_map. Use the arguments directly
3135 instead of using struct re_info.
3136 (find_removable_extensions): Don't call add_removable_extension
3137 through note_stores, instead just call it with single_set
3139 (find_and_remove_re): Pass curr_cand->expr instead of
3140 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3142 2012-01-26 Michael Matz <matz@suse.de>
3144 PR tree-optimization/46590
3145 * cfgexpand.c: Revert last change (r183305).
3146 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3148 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3149 checking for emptiness.
3151 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3154 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3155 non-addressable non-BLKmode base correctly.
3157 2012-01-26 Michael Matz <matz@suse.de>
3159 PR tree-optimization/48794
3160 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3161 regions referenced from RESX/EH_DISPATCH.
3163 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3165 * config/s390/s390.h: Make BRANCH_COST an option.
3166 * config/s390/s390.opt: New option -mbranch-cost.
3168 2012-01-26 Richard Henderson <rth@redhat.com>
3170 Revert 2012-01-24 change:
3171 * trans-mem.c (requires_barrier): Do not instrument thread local
3172 variables and emit save/restore for them.
3174 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3177 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3180 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3182 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3185 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3188 Rename __pgm to __flash.
3189 Rename __pgm1 to __flash1.
3190 Rename __pgm2 to __flash2.
3191 Rename __pgm3 to __flash3.
3192 Rename __pgm4 to __flash4.
3193 Rename __pgm5 to __flash5.
3194 Rename __pgmx to __memx.
3195 * doc/extend.texi (AVR Named Address Spaces)
3196 Rename address space names as indicated above.
3197 * config/avr/avr.c (avr_addrspace): Ditto.
3199 * config/avr/avr-protos.h
3200 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3201 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3202 * config/avr/predicates.md: Ditto.
3203 * config/avr/avr.c Ditto, and
3204 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3205 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3207 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3208 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3209 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3210 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3211 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3212 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3213 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3214 * config/avr/avr.c: Ditto.
3215 * config/avr/avr.md: Ditto.
3217 2012-01-25 Jason Merrill <jason@redhat.com>
3220 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3222 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3224 PR tree-optimization/51987
3225 * tree-data-ref.c (get_references_in_stmt): Handle references in
3226 non-volatile GIMPLE_ASM.
3228 2012-01-25 Richard Guenther <rguenther@suse.de>
3230 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3231 bases are dereferenced.
3233 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3235 PR rtl-optimization/48374
3236 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3238 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3240 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3241 compute_data_dependences_for_loop returns false.
3242 * tree-parloops.c (loop_parallel_p): Likewise.
3244 2012-01-25 Richard Guenther <rguenther@suse.de>
3246 * tree.h (get_pointer_alignment_1): Declare.
3247 * builtins.c (get_pointer_alignment_1): New function.
3248 (get_pointer_alignment): Use it.
3250 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3252 PR rtl-optimization/48308
3253 * combine.c (enum undo_kind): Add UNDO_LINKS.
3254 (struct undo): Add member l to other_contents and where.
3255 (do_SUBST_LINK): New.
3257 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3258 (undo_all): Handle UNDO_LINKS.
3260 2012-01-25 Richard Henderson <rth@redhat.com>
3262 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3265 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3267 * optabs.c (gen_atomic_test_and_set): Use each argument.
3269 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3271 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3272 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3273 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3274 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3275 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3276 TARGET_PAIRED_SINGLE_FLOAT.
3278 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3280 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3281 (in_struct, return_val): Remove MEM documentation.
3282 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3283 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3284 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3286 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3287 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3288 * expr.c (store_field): Likewise.
3289 * function.c (assign_stack_temp_for_type): Likewise.
3290 * ifcvt.c (noce_try_cmove_arith): Likewise.
3291 * reload1.c (reload): Likewise.
3292 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3293 (alpha_set_memflags): Likewise.
3294 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3296 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3298 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3300 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3301 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3302 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3304 * cselib.c (cselib_rtx_varies_p): Delete.
3305 (cselib_invalidate_mem): Update call to canon_true_dependence.
3306 * dse.c (record_store, check_mem_read_rtx): Likewise.
3307 (scan_reads_nospill): Likewise.
3308 * cse.c (check_dependence): Likewise.
3309 (cse_rtx_varies_p): Delete.
3310 * expr.c (safe_from_p): Update call to true_dependence.
3311 * ira.c (validate_equiv_mem_from_store): Likewise.
3312 (memref_referenced_p): Likewise.
3313 * postreload-gcse.c (find_mem_conflicts): Likewise.
3314 * sched-deps.c (sched_analyze_2): Likewise.
3315 * store-motion.c (load_kills_store): Likewise.
3316 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3317 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3318 (compute_transp): Update call to canon_true_dependence.
3320 2012-01-25 Richard Henderson <rth@redhat.com>
3322 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3323 (maybe_emit_atomic_test_and_set): New.
3324 (expand_sync_lock_test_and_set): Use it.
3325 (expand_atomic_test_and_set): Likewise.
3326 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3327 the implementation; clarify implementation defined details.
3328 * doc/md.texi (atomic_test_and_set): Document.
3330 2012-01-25 Richard Henderson <rth@redhat.com>
3332 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3334 2012-01-25 Richard Henderson <rth@redhat.com>
3337 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3338 to effect no-op split.
3340 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3343 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3344 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3345 (BT_FN_VOID_PTR_INT_SIZE): New.
3346 (BT_FN_UINT_UINT_VAR): Remove.
3347 (BT_FN_UINT32_UINT32_VAR): New.
3348 (BT_FN_DOUBLE_VPTR): Remove.
3349 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3351 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3352 (_ITM_changeTransactionMode): Same.
3353 (_ITM_memmoveRtWt): Change return type to void.
3354 (_ITM_memcpyRtWt): Same.
3355 (_ITM_memsetW): Same.
3356 (_ITM_RaRD): Change types to double.
3361 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3363 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3364 Patrick Marlier <patrick.marlier@gmail.com>
3366 * trans-mem.c (requires_barrier): Do not instrument thread local
3367 variables and emit save/restore for them.
3369 2012-01-24 Jason Merrill <jason@redhat.com>
3372 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3373 output static aliases.
3375 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3378 * common.opt (-pie, -shared, pie, shared): Change from Common to
3380 * gcc.c (display_help): Display help for -pie and -shared.
3382 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3385 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3386 Remove note on size/offset limitation.
3387 (AVR Variable Attributes): Add example how to read data located
3388 with progmem. Refer to named address spaces.
3389 * doc/invoke.texi (AVR Options): Fix typo.
3391 2012-01-24 Richard Guenther <rguenther@suse.de>
3393 Forward-port to trunk
3394 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3397 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3398 op0 isn't sufficiently aligned and there is movmisalignM
3399 insn for mode, use it to load op0 into a temporary register.
3401 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3404 * target.def (const_not_ok_for_debug_p): New hook.
3405 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3407 * doc/tm.texi: Regenerated.
3408 * dwarf2out.c (const_ok_for_output_1): If
3409 targetm.const_not_ok_for_debug_p returns true, fail.
3410 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3412 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3414 2012-01-23 Kai Tietz <ktietz@redhat.com>
3417 * config/i386/predicates.md (symbolic_operand): Allow
3418 UNSPEC_PCREL as PIC expression for lea.
3419 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3420 * config/i386/i386.c (ix86_delegitimize_address): Handle
3421 UNSPEC_PCREL for none-MEM, too.
3423 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3425 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3426 (ipa_tm_create_version_alias): Same.
3428 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3431 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3432 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3434 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3435 Patrick Marlier <patrick.marlier@gmail.com>
3436 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3439 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3440 simple_object_start_read.
3442 2012-01-23 Richard Guenther <rguenther@suse.de>
3445 PR tree-optimization/51895
3446 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3447 parameter decomposition into BLKmode components.
3449 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3451 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3452 fake variables for restrict-qualified pointers whose pointed-to type
3453 contains a placeholder.
3455 2012-01-23 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/51949
3458 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3460 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3462 PR rtl-optimization/51933
3463 * ree.c (transform_ifelse): Return true right away if dstreg is
3464 already wider or equal to cand->mode.
3465 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3466 (make_defs_and_copies_lists): Remove defs_list and copies_list
3467 arguments, add state argument, just truncate state->work_list
3468 instead of always allocating and freeing the vector. Assert that
3469 get_defs succeeds instead of returning 2. Changed return type to bool.
3470 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3471 have ext_src_mode, see if it has been modified already with the
3472 right kind of extension and has been extended before from the
3473 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3474 just return true. Remember the original mode in state->modified array.
3475 (combine_reaching_defs): Add state argument. Don't allocate and
3476 free here def_list, copied_list and vec vectors, instead just
3477 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3478 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3479 Add state variable, clear vectors in it, initialize state.modified
3480 if needed. Free all the vectors at the end and state.modified too.
3481 Don't skip a candidate if the extension expression has been modified.
3483 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3486 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3487 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3488 (extra_options) interix.opt -> i386/interix.opt"
3489 (extra_objs):Add winnt-stubs.o
3490 * configure.ac: Add interix to target_os .comm on PE check.
3491 * configure: Regenerate.
3492 * config/interix3.h: Delete and move bits to..
3493 * config/interix.h: Delete and move bits to..
3494 * config/i386/i386-interix3.h: Delete and move bits to..
3495 * config/i386/i386-interix.h: ..here.
3496 (TARGET_CPU_DEFAULT): Remove redefinition.
3497 (TARGET_ASM_CONSTRUCTOR): Undefine.
3498 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3499 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3500 (PTRDIFF_TYPE): Define.
3501 (LONG_DOUBLE_TYPE_SIZE): Define.
3502 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3503 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3504 (TARGET_SECTION_TYPE_FLAGS): Define.
3505 (ASM_DECLARE_FUNCTION_NAME): Define.
3506 (ASM_OUTPUT_EXTERNAL): Define.
3507 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3508 (ASM_OUTPUT_ALIGNED_BSS): Define.
3509 (PCC_BITFIELD_TYPE_MATTERS): Define.
3510 (USE_CONST_SECTION): Define.
3511 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3512 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3513 (SUPPORTS_ONE_ONLY): Remove.
3514 (I386_PE_STRIP_ENCODING): Define.
3515 * config/interix.opt: Delete and move bits to..
3516 * config/i386/interix.opt: ..here. New.
3517 (mpe-aligned-commons): Add.
3518 * config/i386/t-interix: Add copyright header.
3519 (winnt-stubs.o): Add rule.
3521 2012-01-22 Jason Merrill <jason@redhat.com>
3524 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3525 for extra name aliases.
3527 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3529 PR rtl-optimization/51924
3530 * ree.c (combine_set_extension): Improve debugging message.
3531 (combine_reaching_defs): Likewise.
3532 (get_defs): Rename confusingly named variable.
3533 (find_and_remove_re): Skip a candidate if the extension expression has
3536 2012-01-21 Robert Millan <rmh@gnu.org>
3537 Gerald Pfeifer <gerald@pfeifer.com>
3539 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3540 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3542 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3544 PR tree-optimization/51914
3545 * tree-vect-stmts.c (vectorizable_conversion): For
3546 cvt_type && modifier == WIDEN, put temporary with cvt_type
3547 at the beginning of vec_dsts and set vec_dest to temporary
3550 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3552 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3554 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3556 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3557 * config/rs6000/rs6000.c: Likewise.
3559 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3562 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3563 output_move_double on a copy of operands array.
3565 2012-01-20 Cary Coutant <ccoutant@google.com>
3566 Dodji Seketeli <dodji@redhat.com>
3569 * dwarf2out.c (copy_declaration_context): Return ref to parent
3570 of declaration DIE, if necessary.
3571 (remove_child_or_replace_with_skeleton): Add new parameter; update
3572 caller. Place skeleton DIE under parent DIE of original declaration.
3573 Move call to copy_declaration_context to here ...
3574 (break_out_comdat_types): ... from here.
3576 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3578 PR rtl-optimization/51856
3579 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3582 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3585 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3586 hints for neon loads and stores.
3588 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3592 * doc/extend.texi (Named Address Spaces): Split into subsections.
3593 (AVR Named Address Spaces): New subsection.
3594 (M32C Named Address Spaces): New subsection.
3595 (RL78 Named Address Spaces): New subsection.
3596 (SPU Named Address Spaces): New subsection.
3597 (Variable Attributes): New anchor "AVR Variable Attributes".
3598 (AVR Variable Attributes): Rewrite and avoid wording
3599 "address space" in this context.
3600 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3601 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3602 (AVR Built-in Macros): New subsubsection therein.
3603 * doc/md.texi (AVR constraints): Remove "C04", "R".
3605 2012-01-20 Richard Guenther <rguenther@suse.de>
3607 PR tree-optimization/51903
3608 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3609 when removing stmts.
3611 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3614 * config/arm/arm.c (arm_load_pic_register): Use
3615 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3616 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3617 (arm_pic_static_addr): Likewise.
3618 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3619 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3620 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3621 (pic_load_addr_unified): New.
3623 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3626 * function.c (instantiate_virtual_regs_in_insn): Use
3627 delete_insn_and_edges when removing a wrong asm insn.
3629 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3631 PR rtl-optimization/40761
3632 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3633 Add new member loop_num.
3634 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3635 (ira_build): Remove the parameter.
3637 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3638 (ira.c): Do not build CFG loops for one region allocation. Remove
3639 argument from ira_build call.
3641 * ira-build.c (init_loop_tree_node): New function.
3642 (create_loop_tree_nodes): Use it. Separate the case when CFG
3643 loops are not built.
3644 (more_one_region_p): Check current_loops.
3645 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3647 (add_loop_to_tree): Process loop equal to NULL too.
3648 (form_loop_tree): Separate the case when CFG loops are not built.
3649 Use explicitly number for the root.
3650 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3652 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3653 instead of loop->num.
3654 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3655 (mark_all_loops_for_removal): Ditto.
3656 (remove_unnecessary_regions): Separate the case when CFG loops
3658 (ira_build): Remove the parameter. Use explicit number of regions
3659 when CFG loops are not built.
3661 * ira-color.c (print_loop_title): Separate the case for the root node.
3662 Use loop_num instead of loop->num.
3663 (move_spill_restore): Use loop_num instead of loop->num.
3665 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3666 (change_loop): Ditto.
3667 (change_loop): Use loop_num instead of loop->num.
3669 * ira-lives.c (process_bb_node_lives): Ditto.
3671 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3673 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3675 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3678 * tree-mudflap.c (mf_artificial): New function.
3679 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3680 mx_register_decls, mudflap_enqueue_decl): Use it.
3683 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3684 numbers in the insn pattern.
3686 2012-01-19 Michael Matz <matz@suse.de>
3688 PR tree-optimization/46590
3689 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3690 use it in remembering which conflicts we already created.
3691 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3694 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3697 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3698 (merge_and_complain): Same.
3700 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3703 * config/initfini-array.h: Guard content of the header
3704 with #ifdef HAVE_INITFINI_ARRAY.
3705 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3706 Add initfini-array.h to tm_file here.
3707 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3708 * config.gcc: Don't add initfini-array.h to tm_file here.
3709 * configure: Regenerated.
3711 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3713 PR rtl-optimization/51505
3714 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3715 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3716 (df_note_bb_compute): Update the call to df_kill_notes.
3718 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3720 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3722 2012-01-18 Richard Guenther <rguenther@suse.de>
3724 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3725 of conversions to void *.
3727 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3728 Richard Sandiford <rdsandiford@googlemail.com>
3732 * optabs.h (simplify_expand_binop): Declare.
3733 * optabs.c (simplify_expand_binop): Make global.
3734 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3735 endian targets if the source cannot be exactly covered by word
3738 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3741 * hard-reg-set.h (struct hard_reg_set_container): New type.
3742 * target.h (struct hard_reg_set_container): Forward declare.
3743 * target.def (set_up_by_prologue): New target hook.
3744 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3745 * doc/tm.texi: Regenerated.
3746 * function.c (thread_prologue_and_epilogue_insns): Change
3747 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3748 Call targetm.set_up_by_prologue on it.
3749 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3750 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3752 2012-01-17 Nick Clifton <nickc@redhat.com>
3754 * config/rx/rx.c (rx_can_use_simple_return): New function.
3755 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3756 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3758 2012-01-17 Richard Guenther <rguenther@suse.de>
3761 * expr.c (expand_assignment): Take address-space information
3762 from the address operand of MEM_REF and TARGET_MEM_REF.
3763 (expand_expr_real_1): Likewise.
3765 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3767 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3768 reload dump is requested.
3770 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3773 * trans-mem.c (requires_barrier): Call may_be_aliased.
3775 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3777 PR tree-optimization/51877
3778 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3779 call arguments and fndecls compare equal, instead return false if they
3780 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3781 both SSA_NAMEs that are valueized the same, or they satisfy
3784 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3786 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3788 * configure: Regenerate.
3790 2012-01-16 Jan Hubicka <jh@suse.cz>
3794 * convert.c (convert_to_integer): Use fold_convert for
3795 converting an INTEGER_CST to integer type.
3797 2012-01-16 Jason Merrill <jason@redhat.com>
3800 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3802 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3805 * config/s390/s390.c (s390_chunkify_start): Don't skip
3806 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3807 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3808 If insn is followed by NOTE_INSN_VAR_LOCATION or
3809 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3810 Don't use location of note insns.
3812 PR tree-optimization/51865
3813 * tree-inline.c (tree_function_versioning): Call remap_decl
3814 on DECL_RESULT whenever it has VOID_TYPE_P type.
3816 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3818 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3819 for calls to locally-binding MIPS16 functions if only the return
3820 type uses float regs.
3822 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3823 Richard Sandiford <rdsandiford@googlemail.com>
3825 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3826 (SYMBOL_32_HIGH): Likewise.
3827 (mips_output_tls_reloc_directive): Declare.
3828 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3829 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3830 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3831 (mips_lo_relocs, mips_hi_relocs): Make extern.
3832 (mips16_stub_function): Move up file.
3833 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3834 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3835 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3836 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3837 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3838 (mips_get_tp): Add MIPS16 support.
3839 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3840 Generalize DTPREL and TPREL handling.
3841 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3842 Add MIPS16 TLS support.
3843 (mips_output_tls_reloc_directive): New function.
3844 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3845 * config/mips/predicates.md (symbolic_operand_with_high)
3846 (tls_reloc_operand): New predicates.
3847 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3848 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3849 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3850 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3851 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3852 (*tls_get_tp_mips16_call_<mode>): Likewise.
3854 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3856 PR rtl-optimization/51821
3857 * recog.c (peep2_find_free_register): Determine clobbered registers
3860 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3863 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3864 * config/avr/avr.c: Likewise.
3865 * config/avr/avr.h: Likewise.
3867 2012-01-13 Ian Lance Taylor <iant@google.com>
3870 * tree.h (TYPE_QUALS): Add cast to int.
3871 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3873 2012-01-13 Ian Lance Taylor <iant@google.com>
3875 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3876 comparing param_index to VEC_length result.
3878 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3880 * c-decl.c: Do not include tree-mudflap.h
3881 * tree-optimize.c: Likewise.
3882 * Makefile.in: Update dependencies.
3884 2012-01-13 Richard Guenther <rguenther@suse.de>
3887 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3888 variable-sized result always use RSO.
3890 2012-01-12 DJ Delorie <dj@redhat.com>
3892 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3893 pointer type, not just the default pointer type.
3895 2012-01-09 Richard Henderson <rth@redhat.com>
3896 Denis Chertykov <chertykov@gmail.com>
3899 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3900 * config/avr/avr.c (avr_can_eliminate): Simplify.
3901 (avr_initial_elimination_offset): Likewise.
3902 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3903 (expand_epilogue): Likewise.
3904 (avr_legitimize_address): Gut.
3905 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3906 (avr_hard_regno_nregs): New.
3907 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3908 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3909 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3910 add soft frame pointer.
3911 (CALL_USED_REGISTERS): Likewise.
3912 (REG_CLASS_CONTENTS): Likewise.
3913 (REGISTER_NAMES): Likewise.
3914 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3915 (HARD_FRAME_POINTER_REGNUM): New.
3916 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3917 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3918 remove the HARD_FRAME_POINTER self-elimination.
3920 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3923 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3924 DECL_EXTERNAL when checking for initializers of progmem variables.
3926 2012-01-12 Ira Rosen <irar@il.ibm.com>
3928 PR tree-optimization/51799
3929 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3930 that the last operation is a type demotion.
3932 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3934 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3935 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3937 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3940 * combine.c (distribute_notes): If i3 is a noreturn call,
3941 allow old_size to be equal to args_size and make sure the
3942 noreturn call gets REG_ARGS_SIZE note.
3943 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3944 on noreturn calls even when the delta is 0.
3946 2012-01-11 Nathan Sidwell <nathan@acm.org>
3948 * gcov.c (STRING_SIZE): Remove.
3949 (generate_results): Erase annotations for source files with no
3950 coverage information.
3952 (output_lines): Use it.
3954 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3956 * gimple.h (gimplify_body): Remove first argument.
3957 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3958 pointer set here, instead just pass DATA to walk_tree.
3959 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3960 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3961 (unvisit_body): Likewise, but with unmark_visited.
3962 (gimplify_body): Remove BODY_P argument and adjust.
3963 (gimplify_function_tree): Adjust call to gimplify_body.
3964 * omp-low.c (finalize_task_copyfn): Likewise.
3966 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3968 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3969 (build_function_type_skip_args): Delete.
3970 * tree.c (build_function_type_skip_args): Make static and add
3971 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3972 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3973 pass it to build_function_type_skip_args.
3974 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3975 (tree_function_versioning): Likewise.
3976 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3977 build_function_decl_skip_args.
3978 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3979 and pass it to build_function_decl_skip_args/tree_function_versioning.
3980 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3981 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3982 * trans-mem.c (ipa_tm_create_version): Likewise.
3983 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3984 * tree-inline.c (declare_return_variable): Remove always-true test.
3985 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3986 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3987 * ipa-split.c (split_function): Skip the return value for the split
3988 part if it doesn't return.
3990 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3992 PR tree-optimization/49642
3993 * ipa-split.c (forbidden_dominators): New variable.
3994 (check_forbidden_calls): New function.
3995 (dominated_by_forbidden): Likewise.
3996 (consider_split): Check for forbidden dominators.
3997 (execute_split_functions): Initialize and free forbidden
3998 dominators info; call check_forbidden_calls.
4000 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4002 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4004 2012-01-11 Nick Clifton <nickc@redhat.com>
4006 * config/rx/rx.md (return): Define pattern.
4008 2012-01-11 Richard Guenther <rguenther@suse.de>
4010 * doc/extend.texi (malloc attribute): Adjust according to
4013 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4014 Patrick Marlier <patrick.marlier@gmail.com>
4017 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4018 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4019 (ipa_tm_note_irrevocable): Same.
4020 (ipa_tm_scan_irr_block): Same.
4021 (ipa_tm_decrement_clone_counts): Same.
4022 (ipa_tm_scan_irr_function): Same.
4023 (ipa_tm_create_version_alias): Same.
4024 (ipa_tm_create_version): Same.
4025 (ipa_tm_transform_calls_redirect): Same.
4026 (ipa_tm_transform_calls): Same.
4027 (ipa_tm_transform_transaction): Same.
4028 (ipa_tm_execute): Same.
4030 2012-01-10 Richard Guenther <rguenther@suse.de>
4033 * opts.c (common_handle_option): Handle -Werror.
4035 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4037 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4040 2012-01-10 Jason Merrill <jason@redhat.com>
4042 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4045 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4047 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4048 supports R_386_TLS_GD_PLT reloc.
4049 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4050 supports R_386_TLS_LDM_PLT reloc.
4051 * configure: Regenerate.
4052 * config.in: Regenerate.
4054 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4057 Extend __pgmx semantics to linearize memory.
4058 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4059 determine if code comes inline or from libgcc.
4060 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4061 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4062 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4063 (movmemx_qi, movmemx_hi): New insns.
4064 (xload_<mode>_libgcc): Rewrite to new insn condition.
4065 (xload_<mode>): Remove insns.
4066 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4067 cases that don't satisfy avr_xload_libgcc_p().
4068 (avr_addr_space_convert): Allow converting in any direction.
4069 (avr_addr_space_subset_p): Return always true.
4070 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4071 (avr_emit_movmemhi): Ditto.
4072 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4073 (avr_out_movmem): Ditto.
4074 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4075 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4076 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4077 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4078 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4080 2012-01-10 Richard Guenther <rguenther@suse.de>
4082 PR tree-optimization/50913
4083 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4084 Require data-refs to be representable by Graphite with respect
4087 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4090 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4092 2012-01-10 Tom de Vries <tom@codesourcery.com>
4094 PR rtl-optimization/51271
4095 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4096 handling annulled branch.
4098 2012-01-10 Richard Henderson <rth@redhat.com>
4100 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4101 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4102 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4103 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4104 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4105 arm_expand_vec_perm_const): New.
4106 * config/arm/arm-protos.h: Update.
4107 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4108 (*neon_vswp<VDQX>): New.
4109 (neon_vcombine<VDX>): Use neon_split_vcombine.
4110 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4111 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4112 (vec_perm<VE>): New.
4114 2012-01-10 Richard Henderson <rth@redhat.com>
4116 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4117 use it if reload_completed.
4118 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4119 arm_output_asm_insn, arm_process_output_memory_barrier,
4120 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4121 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4122 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4123 arm_process_output_sync_insn, arm_output_sync_insn,
4124 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4125 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4126 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4127 (emit_unlikely_jump): New.
4128 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4129 (arm_split_atomic_op): New.
4130 * config/arm/arm-protos.h: Update.
4131 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4132 (struct arm_sync_generator): Remove.
4133 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4134 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4135 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4136 (VUNSPEC_LL, VUNSPEC_SC): New.
4137 (sync_result, sync_memory, sync_required_value, sync_new_value,
4138 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4139 (attr length): Don't use arm_sync_loop_insns.
4140 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4141 (movsfcc, movdfcc): Likewise.
4142 * config/arm/constraints.md (Ua): New.
4143 * config/arm/prediates.md (mem_noofs_operand): New.
4144 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4145 (sync_clobber, sync_t2_reqd): Remove.
4146 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4147 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4148 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4149 (arm_sync_compare_and_swap<SIDI>): Remove.
4150 (arm_sync_compare_and_swap<NARROW>): Remove.
4151 (arm_sync_lock_test_and_set<SIDI>): Remove.
4152 (arm_sync_lock_test_and_set<NARROW>): Remove.
4153 (arm_sync_new_<syncop><SIDI>): Remove.
4154 (arm_sync_new_<syncop><NARROW>): Remove.
4155 (arm_sync_new_nand<SIDI>): Remove.
4156 (arm_sync_new_nand<NARROW>): Remove.
4157 (arm_sync_old_<syncop><SIDI>): Remove.
4158 (arm_sync_old_<syncop><NARROW>): Remove.
4159 (arm_sync_old_nand<SIDI>): Remove.
4160 (arm_sync_old_nand<NARROW>): Remove.
4161 (*memory_barrier): Merge arm_output_memory_barrier.
4162 (atomic_compare_and_swap<QHSD>): New.
4163 (atomic_compare_and_swap<NARROW>_1): New.
4164 (atomic_compare_and_swap<SIDI>_1): New.
4165 (atomic_exchange<QHSD>): New.
4166 (cas_cmp_operand, cas_cmp_str): New.
4167 (atomic_op_operand, atomic_op_str): New.
4168 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4169 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4170 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4171 (arm_load_exclusive<NARROW>): New.
4172 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4173 (arm_store_exclusive<QHSD>): New.
4175 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4177 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4178 reload patterns if -mvsx-scalar-memory.
4180 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4181 generated, even -mno-vsx-scalar-double was used.
4182 (vsx_xscvdpsp_scalar): Likewise.
4183 (vsx_xscvspdp_scalar2): Likewise.
4185 2012-01-09 Tom de Vries <tom@codesourcery.com>
4186 Andrew Pinski <apinski@cavium.com>
4189 * reorg.c (fill_slots_from_thread): Don't speculate
4190 frame-related insns.
4192 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4194 * sched-int.h (bb_note): Move to...
4195 * basic-block.h: ...here.
4196 * haifa-sched.c (bb_note): Move to...
4197 * cfgrtl.c: ...here.
4198 * function.c (next_block_for_reg): New function.
4199 (move_insn_for_shrink_wrap): Likewise.
4200 (prepare_shrink_wrap): Rewrite to use the above.
4202 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4204 * gimple.c (is_gimple_non_addressable): Remove.
4205 * gimple.h: Remove is_gimple_non_addressable.
4206 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4207 is_gimple_non_addressable.
4208 * trans-mem.c (expand_assign_tm): Same.
4210 2012-01-09 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/51775
4213 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4214 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4216 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4218 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4220 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4222 2012-01-09 Richard Guenther <rguenther@suse.de>
4224 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4226 2012-01-08 Jan Hubicka <jh@suse.cz>
4228 PR tree-optimize/51680
4229 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4230 on when known_vals needs to be computed; cleanup.
4232 2012-01-08 Jan Hubicka <jh@suse.cz>
4234 PR tree-optimize/51694
4235 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4237 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4239 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4240 for -std=c++98 and -std=c++11 too.
4242 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4244 * cfgloop.c (cancel_loop): Add free() of bbs array.
4246 2012-01-07 Jan Hubicka <jh@suse.cz>
4248 PR tree-optimization/51600
4249 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4250 that benefits small functions.
4252 2012-01-07 Jan Hubicka <jh@suse.cz>
4254 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4256 2012-01-07 Jan Hubicka <jh@suse.cz>
4258 PR tree-optimization/51680
4259 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4260 whose inlining reduce unit size.
4262 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4265 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4266 Add canonical node to containing_mem chain after the non-canonical
4267 one, even if there weren't any locs to propagate.
4268 (remove_useless_values): Keep only canonical values.
4269 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4270 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4271 canonicalize mem_chain elements that are not discarded.
4273 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4276 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4277 before emitting functions.
4279 PR gcov-profile/50127
4280 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4281 clear_aux_for_blocks.
4283 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4286 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4288 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4290 * c-decl.c (ext_block): Moved up.
4291 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4293 2012-01-06 Han Shen <shenhan@google.com>
4295 Translate built-in include paths for sysroot.
4296 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4297 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4299 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4300 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4302 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4303 control whether sysroot should be prepended to gxx include dir.
4305 * configure: Regenerate.
4307 2012-01-06 Torvald Riegel <triegel@redhat.com>
4309 PR rtl-optimization/51771
4310 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4311 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4313 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4315 PR tree-optimization/51315
4316 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4317 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4319 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4322 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4323 for shrp pattern. Correctly handle and fixup shift variable.
4324 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4326 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4329 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4330 note when !ACCUMULATE_OUTGOING_ARGS.
4332 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4334 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4336 (extract_range_from_unary_expr_1): Avoid useless computations.
4338 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4340 PR rtl-optimization/51767
4341 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4342 of jump_block and add an extra edge for degenerated asm gotos.
4345 * stmt.c (check_unique_operand_names): Don't ICE during error
4346 reporting if i is from labels chain.
4349 * profile.c (branch_prob): Split bbs that have exit edge
4350 and need a fake entry edge too.
4352 2012-01-05 Jan Hubicka <jh@suse.cz>
4355 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4358 2012-01-05 Richard Guenther <rguenther@suse.de>
4361 * tree-streamer-out.c (write_ts_optimization): New function.
4362 (streamer_write_tree_body): Call it.
4363 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4364 (streamer_read_tree_body): Call it.
4365 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4367 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4370 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4371 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4372 in_cleanup_point_expr before gimplify_stmt call and restore it
4374 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4375 in_cleanup_point_expr is false.
4377 2012-01-05 Richard Guenther <rguenther@suse.de>
4380 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4382 * toplev.c (process_options): Reject combining mudflap and LTO.
4383 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4385 2012-01-05 Richard Guenther <rguenther@suse.de>
4387 PR tree-optimization/51760
4388 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4390 (bit_value_unop): Handle UNDEFINED operands.
4391 (bit_value_binop): Likewise.
4393 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4395 * config/avr/avr.c (avr_replace_prefix): Remove.
4396 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4397 (avr_asm_function_rodata_section): Ditto.
4398 (avr_asm_select_section): Ditto.
4400 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4402 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4405 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4408 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4409 calls that have any non-fake successor edges.
4412 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4414 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4416 PR tree-optimization/51624
4417 * tree-sra.c (build_ref_for_model): When replicating a chain of
4418 COMPONENT_REFs, stop as soon as the offset would become negative.
4420 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4423 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4424 in .debug_loc on the floor.
4426 2012-01-04 Andrew Pinski <apinski@cavium.com>
4428 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4430 2012-01-04 Andrew Pinski <apinski@cavium.com>
4431 Adam Nemet <anemet@caviumnetworks.com>
4433 * config/mips/mips.md (size): Add SI and DI.
4434 (SIZE): New mode attribute.
4435 (U): New code attribute.
4436 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4437 (mips_lbux_<mode>): Delete.
4438 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4439 (mips_lhx): Use gen_mips_lhx_extsi.
4440 (mips_lhx_<mode>): Delete.
4442 (mips_l<size>x): New expand.
4443 (mips_lwx_<mode>): Delete.
4444 (mips_l<GPR:size>x_<P:mode>): New pattern.
4445 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4446 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4447 * config/mips/mips.c (mips_lx_address_p): New function.
4448 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4449 (dsp64): New availability predicate.
4450 (mips_builtins): Add an entry for __builtin_mips_ldx.
4451 * config/mips/mips.h (ISA_HAS_LBX): New define.
4452 (ISA_HAS_LBUX): Likewise.
4453 (ISA_HAS_LHX): Likewise.
4454 (ISA_HAS_LHUX): Likewise.
4455 (ISA_HAS_LWX): Likewise.
4456 (ISA_HAS_LWUX): Likewise.
4457 (ISA_HAS_LDX): Likewise.
4458 * doc/extend.texi (__builtin_mips_ldx): Document.
4460 2012-01-04 Tristan Gingold <gingold@adacore.com>
4462 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4463 when long pointers are used.
4464 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4465 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4466 (ia64-hp-*vms*): Remove.
4467 * config/vms/xm-vms64.h: Delete.
4469 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4472 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4474 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4476 * opts.c (finish_options): Remove duplicate sorry.
4478 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4481 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4484 2012-01-04 Richard Guenther <rguenther@suse.de>
4487 * tree.c (size_low_cst): New function.
4488 * tree.h (size_low_cst): Declare.
4489 * fold-const.c (fold_comparison): Use it to extract the low
4490 part of the POINTER_PLUS_EXPR offset.
4492 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4494 Fix clearing ZERO_REG
4495 * config/avr/avr.md (cc): Add alternative "ldi".
4496 (movqi_insn): Use it in cc attribute.
4497 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4498 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4499 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4501 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4503 * configure: Regenerate.
4505 2012-01-04 Richard Guenther <rguenther@suse.de>
4507 PR tree-optimization/49651
4508 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4509 (var_can_have_subvars): Use it.
4510 (get_constraint_for_1): Only consider subfields if there can be any.
4512 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4515 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4516 to its new canonical_cselib_val and the cselib_val was in
4517 first_containing_mem chain, but the canonical_cselib_val was not,
4518 add the latter into the chain.
4519 (cselib_invalidate_mem): Compare canonical_cselib_val of
4520 addr_list chain elt with v.
4523 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4524 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4526 (output_macinfo_op): Don't ggc_strdup fd->filename.
4527 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4528 then ggc_strdup it. Don't free inc->info or cur->info.
4529 (output_macinfo): Don't free ref->info or file->info.
4531 2012-01-03 Ira Rosen <irar@il.ibm.com>
4533 PR tree-optimization/51269
4534 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4535 first_niters a pointer.
4536 (slpeel_tree_peel_loop_to_edge): Likewise.
4537 (vect_do_peeling_for_loop_bound): Update call to
4538 slpeel_tree_peel_loop_to_edge.
4539 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4540 here. Remove it from the parameters list.
4541 (vect_do_peeling_for_alignment): Update calls and compute
4544 2012-01-03 Richard Guenther <rguenther@suse.de>
4546 PR tree-optimization/51070
4547 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4548 Properly handle calls.
4550 2012-01-03 Richard Guenther <rguenther@suse.de>
4552 PR tree-optimization/51692
4553 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4554 the LHS of allocation stmts.
4556 2012-01-03 Olivier Hainque <hainque@adacore.com>
4558 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4560 2012-01-03 Olivier Hainque <hainque@adacore.com>
4562 * collect2.c (main): In AIX specific computations for vector
4563 insertions, use CONST_CAST2 to cast from char ** to const char **.
4565 2012-01-03 Richard Guenther <rguenther@suse.de>
4568 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4569 the context of a limbo DIE when it does not already exist.
4571 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4573 PR tree-optimization/51719
4574 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4575 but direct call is, clear direct call's lhs and don't add fallthrough
4576 edge from dcall_bb to join_bb and PHIs.
4578 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4580 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4581 the instructions emitted by the pattern.
4582 ("*TDC_insn_<mode>"): Add comment.
4584 2012-01-03 Richard Guenther <rguenther@suse.de>
4587 * fold-const.c (fold_comparison): Properly canonicalize
4588 tree offset and HOST_WIDE_INT bit position.
4590 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4592 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4593 operands for extzv pattern.
4595 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4598 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4601 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4603 * doc/invoke.texi (-flto and related options): Copy-edit.
4605 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4607 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4609 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4611 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4614 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4616 * expr.h (move_by_pieces_ninsns): Declare.
4617 * expr.c (move_by_pieces_ninsns): Make external.
4618 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4619 (mips_store_by_pieces_p): Likewise.
4620 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4621 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4622 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4623 (mips_store_by_pieces_p): Likewise.
4625 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4627 * passes.c (register_one_dump_file): Free full_name.
4629 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4630 (calculate_elim_costs_all_insns): Free offsets_at and
4631 offsets_known_at at the end and clear the pointers.
4633 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4635 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4636 this option introduced in r180739.
4638 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4641 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4642 (tmake_file target=avr): Add avr/t-multilib.
4644 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4645 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4646 * config/avr/genmultilib.awk: New file.
4647 * config/avr/t-multilib: New auto-generated file.
4648 * config/avr/multilib.h: New auto-generated file.
4649 * config/avr/t-avr (AVR_MCUS): New variable.
4650 (genopt.sh): Use it.
4651 (s-mlib): Depend on t-multilib.
4652 (t-multilib, multilib.h): New dependencies.
4653 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4654 (MULTILIB_OPTIONS): Remove.
4655 (MULTILIB_MATCHES): Remove.
4656 (MULTILIB_DIRNAMES): Remove.
4657 (MULTILIB_EXCEPTIONS): Remove:
4658 * config/avr/genopt.sh: Don't use hard coded file name;
4659 pass AVR_MCUS from t-avr instead.
4661 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4663 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4665 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4667 Implement light-weight DImode support.
4668 * config/avr/avr-dimode.md: New file.
4669 * config/avr/avr.md: Include it.
4670 (adjust_len): Add plus64, compare64.
4671 (HIDI): Remove code iterator.
4672 (code_stdname): New code attribute.
4673 (rotx, rotsmode): Remove DI.
4674 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4676 * config/avr/avr-protos.h (avr_have_dimode): New.
4677 (avr_out_plus64, avr_out_compare64): New.
4678 * config/avr/avr.c (avr_out_compare): Handle DImode.
4679 (avr_have_dimode): New variable definition and initialization.
4680 (avr_out_compare64, avr_out_plus64): New functions.
4681 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4682 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4683 (avr_compare_pattern): Skip DImode comparisons.
4685 2012-01-02 Revital Eres <revital.eres@linaro.org>
4687 * ddg.c (def_has_ccmode_p): New function.
4688 (add_cross_iteration_register_deps,
4689 create_ddg_dep_from_intra_loop_link): Call it.
4691 2012-01-02 Richard Guenther <rguenther@suse.de>
4694 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4696 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4698 * gcc.c (process_command): Update copyright notice dates.
4699 * gcov.c (print_version): Likewise.
4700 * gcov-dump.c (print_version): Likewise.
4701 * mips-tfile.c (main): Likewise.
4702 * mips-tdump.c (main): Likewise.
4704 2012-01-01 Ira Rosen <irar@il.ibm.com>
4706 PR tree-optimization/51704
4707 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4708 a use is inside the basic block or loop before accessing its vect info.
4710 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4712 PR rtl-optimization/51069
4713 * cfgloopmanip.c (remove_path): Removing path making irreducible
4714 region unconditional makes BB part of the region.
4716 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4718 PR tree-optimization/51683
4719 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4720 calls with side-effects.
4721 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4723 Copyright (C) 2012 Free Software Foundation, Inc.
4725 Copying and distribution of this file, with or without modification,
4726 are permitted in any medium without royalty provided the copyright
4727 notice and this notice are preserved.