1 2012-05-24 Richard Guenther <rguenther@suse.de>
4 * tree-profile.c (tree_profiling): Cleanup the CFG if
5 execute_fixup_cfg requests it.
7 2012-05-24 Jakub Jelinek <jakub@redhat.com>
9 PR tree-optimization/53465
10 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
11 vr0 into *vr, then vrp_meet that.
12 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
13 have any equivalences.
14 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
17 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
19 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
21 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
22 (iterative_hash_gimple_type): Adjust comment.
23 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
24 domain for an array type instead of the domain type itself.
26 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
28 Backport from 2012-05-23 mainline r187803
31 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
32 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
35 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
37 Backport from 2012-05-03 mainline r187075
39 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
40 has_fma4 for AMD processors with both fma3 and fma4 support.
42 2012-05-22 Richard Guenther <rguenther@suse.de>
44 PR tree-optimization/53408
45 * tree-vect-loop.c (vectorizable_induction): Properly check
46 the restriction that we cannot handle induction results from
47 the inner loop outside of the outer loop.
49 2012-05-21 Jakub Jelinek <jakub@redhat.com>
51 PR tree-optimization/53436
52 * omp-low.c (omp_build_component_ref): New function.
53 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
55 PR tree-optimization/53366
56 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
57 tests if complex_numbers == 2, but there are non-complex number loads
60 PR tree-optimization/53409
61 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
62 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
64 PR tree-optimization/53410
65 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
66 instead of build_int_cst (type, 0) where vector types might be
69 2012-05-21 Joseph Myers <joseph@codesourcery.com>
72 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
73 from folded operands before wrapping another around the
74 conditional expression.
76 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
77 Patrick Marlier <patrick.marlier@gmail.com>
79 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
82 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
84 Backport from mainline
85 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
88 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
89 (UNSPECV_RDRAND): This.
90 (rdrand<mode>_1): Updated.
92 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
94 Backport from mainline
95 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
97 * config/i386/driver-i386.c (host_detect_local_cpu): Support
98 RDRND, F16C and FSGSBASE.
100 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
102 Backport from mainline
103 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
105 * tree-ssa-pre.c (can_value_number_call): Delete.
106 (compute_avail): Skip all statements with side effects.
107 <GIMPLE_CALL>: Skip calls to internal functions.
109 2012-05-18 David S. Miller <davem@davemloft.net>
111 Backport r185385 from mainline
112 2012-03-14 Richard Guenther <rguenther@suse.de>
115 * tree-vect-generic.c (type_for_widest_vector_mode): Take
116 element type instead of mode, use build_vector_type_for_mode
117 instead of the langhook, build a vector of proper signedness.
118 (expand_vector_operations_1): Adjust.
120 2012-05-18 Olivier Hainque <hainque@adacore.com>
122 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
123 $(libsubdir) as libexecsubdir.
125 2012-05-16 Andrew Pinski <apinski@cavium.com>
127 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
130 2012-05-16 David S. Miller <davem@davemloft.net>
132 * jump.c (delete_related_insns): If we remove a CALL, make sure
133 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
135 2012-05-16 Richard Henderson <rth@redhat.com>
138 * combine-stack-adj.c (prev_active_insn_bb): New.
139 (next_active_insn_bb): New.
140 (force_move_args_size_note): New.
141 (combine_stack_adjustments_for_block): Use it.
143 2012-05-16 Olivier Hainque <hainque@adacore.com>
145 * Makefile.in (install-no-fixedincludes): New target, former toplevel
146 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
147 Add comments and improve stamp preservation across the whole sequence.
148 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
150 2012-05-16 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/53364
153 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
154 detect a view-conversion of the decl.
156 2012-05-15 Jakub Jelinek <jakub@redhat.com>
159 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
160 that operands[2] is either immediate, or q_regs_operand.
162 2012-05-15 Bin Cheng <bin.cheng@arm.com>
164 Backport r187139 from mainline.
165 2012-05-04 Bin Cheng <bin.cheng@arm.com>
167 PR rtl-optimization/52804
168 * reload1.c (reload_reg_reaches_end_p): Check whether successor
169 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
170 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
171 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
172 RELOAD_FOR_OUTADDR_ADDRESS.
174 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
177 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
178 generate target register for "load" class builtins.
181 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
185 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
186 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
187 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
188 (<sse>_movu<ssemodesuffix>): New expander.
189 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
190 (avx_movdqu<avxmodesuffix>): New expander.
191 (*sse2_movdqu): Rename from sse2_movdqu.
192 (sse2_movdqu): New expander.
194 2012-05-14 Jakub Jelinek <jakub@redhat.com>
196 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
197 lineno 1 the same as lineno 0 before first start file directive.
198 (optimize_macinfo_range): Likewise.
200 * dwarf2out.c (have_macinfo): Define.
201 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
202 attribute, don't force empty compilation unit and don't emit any
203 .debug_macinfo/.debug_macro section if macinfo_table is empty.
205 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
207 Backport from mainline
208 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
210 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
211 ORDERED and UNORDERED conditions.
213 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
215 * function.c (requires_stack_frame_p): If the function can throw
216 non-call exceptions, return true if the insn can throw internally.
218 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
220 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
221 DECL_ORIGINAL_TYPE if it is present.
223 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
225 Backport from 2012-05-12 mainline r187342.
228 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
229 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
230 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
231 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
232 (expand_prologue): Move initialization of cfun->machine->is_naked,
233 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
234 (avr_set_current_function): ...this new static function.
235 (TARGET_SET_CURRENT_FUNCTION): New define.
236 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
237 checking attributes of current_function_decl.
238 (avr_regs_to_save): Ditto.
239 (signal_function_p): Rename to avr_signal_function_p.
240 (interrupt_function_p): Rename to avr_interrupt_function_p.
242 * doc/extend.texi (Function Attributes): Better explanation of
243 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
246 2012-05-09 Matthias Klose <doko@ubuntu.com>
248 * gcc-ar.c (main): Don't check for execute bits for the plugin.
250 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
253 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
254 when a constant source operand matches an "I" constraint, the "no
255 CC0 change" applies to a register-destination only, not a
256 strict_low_part-destination.
258 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
260 Backport from mainline:
261 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
263 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
265 2012-05-07 Jakub Jelinek <jakub@redhat.com>
267 PR tree-optimization/53239
268 * tree-vrp.c (get_value_range): Set VR of
269 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
272 2012-05-07 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/53195
275 * tree-inline.c (setup_one_parameter): Properly add referenced
276 vars from the parameters new known value.
278 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
280 Backport from mainline:
281 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
284 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
287 2012-05-04 Ian Lance Taylor <iant@google.com>
289 * tree-vect-patterns.c (vect_single_imm_use): Correct return
290 values from false to NULL.
292 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
294 Backport from mainline
295 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
299 (TARGET_CMOV): Rename from TARGET_CMOVE.
300 (TARGET_CMOVE): New define.
301 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
302 Do not set TARGET_CMOVE here.
304 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
306 Backport from mainline:
308 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
310 PR tree-optimization/52633
311 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
312 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
313 (vect_recog_over_widening_pattern): Remove handling of code that was
314 already detected as over-widening pattern. Remove special handling
315 of "unsigned" cases. Instead, support general case of conversion
316 of the shift result to another type.
318 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
320 * tree-vect-patterns.c (vect_single_imm_use): New function.
321 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
322 (vect_recog_over_widening_pattern): Likewise.
323 (vect_recog_widen_shift_pattern): Likewise.
325 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
327 PR tree-optimization/52870
328 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
329 presumed pattern statement is within the same loop or basic block.
331 2012-05-04 Richard Guenther <rguenther@suse.de>
333 * common.opt (flto-report): Do not mark as Optimization.
335 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
338 * recog.c (constrain_operands): If extra constraints are present, also
339 accept pseudo-registers with equivalent memory locations during reload.
341 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
343 Backport from the mainline
344 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
347 * config/rs6000/rs6000.md (bswapdi splitters): If
348 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
349 default) is used, generate an alternate sequence that does not
350 depend on using indexed addressing.
352 2012-05-03 David S. Miller <davem@davemloft.net>
355 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
356 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
357 (sparc_emit_float_lib_cmp): Likewise.
359 2012-05-04 Martin Jambor <mjambor@suse.cz>
361 Backport from mainline
362 2012-05-02 Martin Jambor <mjambor@suse.cz>
365 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
366 of a variable when the contect is a function.
368 2012-05-03 Jakub Jelinek <jakub@redhat.com>
371 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
372 append program name to it and pass that as first argument
373 to make_relative_prefix. Always pass standard_libexec_prefix
374 as last argument to make_relative_prefix. If
375 make_relative_prefix returns NULL, fall back to
376 standard_libexec_prefix.
379 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
383 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
384 mode, return that mode.
386 2012-05-03 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/53144
389 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
391 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
392 with SSA name values.
393 (vn_reference_lookup_3): Adjust callers.
395 2012-05-02 Jakub Jelinek <jakub@redhat.com>
397 PR tree-optimization/53163
398 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
399 return value from compute_all_dependences.
401 PR rtl-optimization/53160
402 * ree.c (combine_reaching_defs): Handle the case where cand->insn
403 has been modified by ree pass already.
405 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
407 Backport from mainline
408 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
411 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
412 calls to cgraph_node_name in xstrdup.
413 (ipa_make_edge_direct_to_target): Ditto.
414 * tree-sra.c (convert_callers_for_node): Ditto.
415 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
416 * ipa-cp.c (perhaps_add_new_callers): Ditto.
417 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
418 (cgraph_materialize_all_clones): Ditto.
419 * ipa-inline.c (report_inline_failed_reason): Ditto.
420 (want_early_inline_function_p): Ditto.
421 (edge_badness): Ditto.
422 (update_edge_key): Ditto.
423 (flatten_function): Ditto.
425 (inline_always_inline_functions): Ditto.
426 (early_inline_small_functions): Ditto.
428 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
430 Backport from mainline
431 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
433 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
434 Introduce emul_name to select the right linker emulation for
435 powerpc64-*-freebsd*.
436 * configure: Regenerate.
437 * config.gcc: Add bits to support powerpc64-*-freebsd*.
438 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
439 * config/rs6000/freebsd64.h: New file.
440 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
442 (rs6000_savres_strategy): Likewise.
443 (rs6000_savres_routine_name): Likewise.
444 (rs6000_elf_file_end): Likewise.
445 * config/rs6000/t-freebsd64: New file.
446 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
447 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
449 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
451 Backport from mainline
452 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
455 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
457 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
459 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
460 predicate to discriminate types.
462 2012-04-27 Richard Guenther <rguenther@suse.de>
465 * convert.c (convert_to_integer): Avoid infinite recursion for
466 target-defined built-in types.
468 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
471 * config/cris/cris.md ("*andhi_lowpart_v32")
472 ("*andqi_lowpart_v32"): Change first input-only operand from
473 a (match_operand ...) to (match_dup 0). Drop alternatives with
474 const_int-matching constraints for redundancy.
475 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
476 three-operand alternative.
478 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
480 Backport from mainline
481 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
483 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
484 (*addsi_2_zext): Ditto.
485 (*add<mode>_3): Ditto.
486 (*addsi_3_zext): Ditto.
487 (*add<mode>_5): Ditto.
489 2012-04-25 Jakub Jelinek <jakub@redhat.com>
492 * c-typeck.c (set_nonincremental_init,
493 set_nonincremental_init_from_string): Pass true instead of false
494 as IMPLICIT to add_pending_init.
496 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
498 Backport from 2012-04-24 mainline r186768.
501 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
503 2012-04-24 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/53085
506 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
509 2012-04-24 Jakub Jelinek <jakub@redhat.com>
512 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
514 (output_addressed_constants): Likewise.
517 * varasm.c (get_section): Don't ICE for section conflicts with
518 built-in section kinds.
520 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
522 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
524 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
526 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
528 2012-04-23 Richard Guenther <rguenther@suse.de>
531 * c-typeck.c (build_binary_op): Fix typo.
533 2012-04-23 Jakub Jelinek <jakub@redhat.com>
535 PR tree-optimizations/52891
536 * tree-vect-patterns.c (adjust_bool_pattern): Use
537 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
538 but with non-standard precision.
540 2012-04-22 Ian Lance Taylor <iant@google.com>
542 * godump.c (go_output_typedef): Dump size of structs.
544 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
546 Backport from mainline:
548 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
549 hints for 'A' operand types.
551 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
553 Backport from 2012-04-19 mainline r186588.
556 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
559 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
561 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
563 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
566 * config/i386/sync.md (atomic_<code><mode>): Rename to
567 atomic_<logic><mode>.
569 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
571 Backport from mainline
572 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
576 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
577 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
578 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
579 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
580 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
581 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
582 gen_avx2_permvarv8sf.
584 2012-04-16 Martin Jambor <mjambor@suse.cz>
586 Backported from mainline
588 2012-04-13 Martin Jambor <mjambor@suse.cz>
591 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
592 fold_ctor_reference returns a zero constant.
594 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
596 Backported from mainline
597 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
599 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
600 and __ILP32__ for x32.
602 2012-04-13 Tom de Vries <tom@codesourcery.com>
604 Backport from mainline r186418.
606 2012-04-13 Tom de Vries <tom@codesourcery.com>
608 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
609 parameters vuse and vuse_escaped.
610 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
611 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
614 2012-04-13 Richard Guenther <rguenther@suse.de>
616 PR tree-optimization/52969
617 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
618 the condition for the COND_EXPR and handle predicate negation
619 by swapping the COND_EXPR arms.
621 2012-04-13 Richard Guenther <rguenther@suse.de>
624 * convert.c (convert_to_pointer): Remove special-casing of
627 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
629 Backport from mainline
630 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
633 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
634 the list of options to enable the FCFID instruction.
635 (TARGET_EXTRA_BUILTINS): Adjust comment.
637 2012-04-12 Richard Guenther <rguenther@suse.de>
639 PR tree-optimization/52943
640 * tree-chrec.h (chrec_is_positive): Remove.
641 * tree-scalar-evolution.c (chrec_is_positive): Move ...
642 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
643 Return false for a constant zero instead of negative.
644 (analyze_siv_subscript_cst_affine): Handle zero difference
645 in the initial condition explicitely.
647 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
650 * varasm.c (process_pending_assemble_externals): Set
651 pending_assemble_externals_processed true.
652 (assemble_external): Call assemble_external_real if the pending
653 assemble externals have been processed.
655 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
658 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
659 the DECL generated for the special GOT helper.
661 2012-04-06 Walter Lee <walt@tilera.com>
663 Backport from mainline
664 2012-03-07 Walter Lee <walt@tilera.com>
666 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
667 REG_CFA_* notes for the stack pointer.
668 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
669 EH_RETURN_STACKADJ_RTX.
670 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
671 generate REG_CFA_* notes for the stack pointer.
672 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
673 by EH_RETURN_STACKADJ_RTX.
675 2012-04-06 Matt Turner <mattst88@gmail.com>
677 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
679 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
681 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
682 of the destination isn't also a FP_REGS register.
684 2012-04-03 Richard Guenther <rguenther@suse.de>
686 Backport from mainline
687 2012-03-02 Richard Guenther <rguenther@suse.de>
689 PR tree-optimization/52406
690 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
691 (struct indices): Add unconstrained_base member.
692 (struct dr_alias): Remove unused vops member.
693 (DR_UNCONSTRAINED_BASE): New define.
694 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
695 add indices to allow their disambiguation. Make DR_BASE_OBJECT
696 be an artificial access that covers the whole indexed object,
697 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
698 plain decl base-objects to their MEM_REF variant.
699 (dr_may_alias_p): When the base-object of either data reference
700 has unknown size use only points-to information.
701 (compute_affine_dependence): Make dumps easier to read and
703 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
704 DR_REF when looking for packed references.
705 (vect_supportable_dr_alignment): Likewise.
707 2012-04-03 Richard Guenther <rguenther@suse.de>
709 Backport from mainline
710 2012-03-15 Richard Guenther <rguenther@suse.de>
713 * tree-data-ref.c (subscript_dependence_tester_1): Check
714 all dimensions for non-conflicting access functions.
716 2012-04-03 Richard Guenther <rguenther@suse.de>
718 Backport from mainline
719 2012-03-06 Richard Guenther <rguenther@suse.de>
722 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
724 2012-03-23 Richard Guenther <rguenther@suse.de>
726 PR tree-optimization/52678
727 * tree-vectorizer.h (struct _stmt_vec_info): Add
728 loop_phi_evolution_part member.
729 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
730 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
731 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
732 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
733 Use the cached evolution part and the PHI nodes value from
734 the loop preheader edge instead of re-analyzing the evolution.
736 2012-03-26 Richard Guenther <rguenther@suse.de>
738 PR tree-optimization/52701
739 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
740 compute and set the evolution part of PHI nodes.
742 2012-03-30 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/52754
745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
746 propagate arbitrary addresses into really plain dereferences.
748 2012-04-03 Jakub Jelinek <jakub@redhat.com>
750 PR tree-optimization/52835
751 * tree-data-ref.c (build_rdg): Return NULL if
752 compute_data_dependences_for_loop failed.
754 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
756 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
757 (stmt_can_make_abnormal_goto): Use it.
758 (is_ctrl_altering_stmt): Likewise.
760 2012-03-31 Martin Jambor <mjambor@suse.cz>
762 Backported from mainline
763 2012-03-30 Martin Jambor <mjambor@suse.cz>
765 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
766 is a builtin_stack_save in a dominating BB.
768 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
771 crossing 128bit lane boundary.
773 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
775 Backported from mainline
776 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
779 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
781 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
782 * config/i386/i386.c: Include reload.h.
783 (ix86_legitimize_reload_address): New function.
785 2012-03-28 Martin Jambor <mjambor@suse.cz>
787 Backported from mainline
788 2012-03-27 Martin Jambor <mjambor@suse.cz>
791 * tree-sra.c (sra_modify_assign): Do not call
792 load_assign_lhs_subreplacements when working with an unscalarizable
795 2012-03-28 Jakub Jelinek <jakub@redhat.com>
798 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
799 __builtin_va_start to __builtin_next_arg if the latter is
800 builtin_decl_explicit_p rather than when it is not.
803 * tree-vect-generic.c (vector_element): Perform multiplication
804 for pos in bitsizetype type instead of idx type.
806 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
808 Backport from 2012-03-28 mainline r185910.
811 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
812 (avr_builtin_decl): New static function.
813 (struct avr_builtin_description, avr_bdesc): Move up.
814 Add GTY marker. Add field fndecl. Remove redundant field id.
815 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
816 (avr_expand_builtin): Code cleanup because .id is removed.
818 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
821 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
824 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
826 Backport from 2012-03-28 mainline r185907.
829 * config.gcc (tm_file): Remove avr/multilib.h.
831 * doc/invoke.texi (AVR Options): Adjust
832 documentation of -mtiny-stack.
834 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
835 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
836 * config/avr/t-avr: Remove generation of multilib.h.
837 * config/avr/t-multilib: Regenerate.
838 * config/avr/multilib.h: Remove.
839 * config/avr/avr.opt (-msp8): New option.
840 (avr_sp8): New variable.
841 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
842 * config/avr/avr.h (AVR_HAVE_SPH): New define.
843 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
844 (avr_device_to_sp8): New prototype.
845 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
846 (DRIVER_SELF_SPECS): New define.
847 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
848 __AVR_SP8__, __AVR_HAVE_SPH__.
849 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
850 AVR_HAVE_8BIT_SP to decide if SP_H is present.
851 (avr_file_start): Ditto.
853 2012-03-28 Jakub Jelinek <jakub@redhat.com>
856 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
857 instead of 8 in adjust_address.
859 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
861 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
862 of a unit before computing the offset in units.
864 2012-03-27 Richard Guenther <rguenther@suse.de>
867 * fold-const.c (try_move_mult_to_index): Handle &x.array more
870 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
873 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
875 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
878 * varasm.c: Include pointer-set.h.
879 (pending_assemble_externals_set): New pointer set.
880 (process_pending_assemble_externals): Destroy the pointer set.
881 (assemble_external): See if decl is in pending_assemble_externals_set,
882 and add it to pending_assemble_externals if necessary.
883 (init_varasm_once): Allocate pending_assemble_externals_set.
885 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
887 Backported from mainline
888 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
891 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
892 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
893 (vector_ltgt<mode>): Likewise.
894 (vector_ordered<mode>): Likewise.
895 (vector_unordered<mode>): Likewise.
896 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
898 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
900 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
903 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
905 Backported from mainline
906 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
910 * config/sh/sh.c (sh_register_move_cost): Increase cost between
911 GENERAL_REGS and FP_REGS for SImode.
913 2012-03-22 Jakub Jelinek <jakub@redhat.com>
916 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
917 on any new_local_var_chain vars declared during recursing on
918 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
920 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
922 Backport from 2012-03-22 mainline r185692.
925 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
926 (unspecv): Add UNSPECV_MEMORY_BARRIER.
927 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
928 (delay_cycles_1, delay_cycles_2): Ditto.
929 (delay_cycles_3, delay_cycles_4): Ditto.
930 (nopv, *nopv): Ditto.
931 (sleep, *sleep): Ditto.
934 Backport from 2012-03-21 mainline r185605.
936 PR rtl-optimization/52543
938 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
939 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
940 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
941 (avr_load_libgcc_p): Restrict to __flash loads.
942 (avr_out_lpm): Only handle 1-byte loads from __flash.
943 (avr_load_lpm): New function.
944 (avr_find_unused_d_reg): Remove.
945 (avr_out_lpm_no_lpmx): Remove.
946 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
947 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
948 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
949 (load_<mode>, load_<mode>_clobber): New insns.
950 (mov<mode>): For multi-byte move from non-generic
951 16-bit address spaces: Expand to load_<mode> resp.
953 (load<mode>_libgcc): Remove expander.
954 (split-lpmx): Remove split.
956 Backport from 2012-03-13 mainline r185329.
959 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
960 offset (size) to a value the insns can deal with.
961 (expand_epilogue): Ditto.
963 Backport from 2012-03-12 mainline r185256.
966 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
967 type from reg_class_t to enum reg_class.
968 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
970 Backport from 2012-03-12 mainline r185253.
973 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
974 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
975 r184615 from 2012-02-28.
977 Backport from 2012-03-08 mainline r185105.
979 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
980 for constants in [-63,63].
982 Backport from 2012-03-08 mainline r185100.
985 * config/avr/avr.c (avr_mem_clobber): New static function.
986 (avr_expand_delay_cycles): Add memory clobber operand to
987 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
988 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
989 (enable_interrupt, disable_interrupt): New expander.
990 (nopv, sleep, wdr): New expanders.
991 (delay_cycles_1): Add memory clobber.
992 (delay_cycles_2): Add memory clobber.
993 (delay_cycles_3): Add memory clobber.
994 (delay_cycles_4): Add memory clobber.
995 (cli_sei): New insn from former "enable_interrupt",
996 "disable_interrupt" with memory clobber.
997 (*wdt): New insn from former "wdt" with memory clobber.
998 (*nopv): Similar, but for "nopv".
999 (*sleep): Similar, but for "sleep".
1001 Backport from 2012-03-07 mainline r185043.
1004 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1006 Backport from 2012-03-07 mainline r185032.
1009 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1010 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1011 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1013 Backport from 2012-03-07 mainline r185031.
1016 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1018 * config/avr/avr.md (xload_8): Adjust insn length.
1020 Backport from 2012-03-07 mainline r185030.
1023 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1024 if RAMPZ affects reading from RAM.
1026 Backport from 2012-03-05 mainline r184919.
1028 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1030 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1032 Backport from mainline r185259.
1035 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1036 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1038 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1040 Backported from mainline
1041 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1044 * c-parser.c (c_parser_postfix_expression)
1045 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1047 * config/i386/smmintrin.h: Avoid /* within a comment.
1048 * config/i386/nmmintrin.h: Likewise.
1050 2012-03-22 Richard Guenther <rguenther@suse.de>
1052 * BASE-VER: Set to 4.7.1.
1053 * DEV-PHASE: Set to prerelease.
1055 2012-03-22 Release Manager
1057 * GCC 4.7.0 released.
1059 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1061 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1063 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1064 Andrew Pinski <apinski@cavium.com>
1067 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1068 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1069 calls instead of __builtin_ir{int,ound}*.
1071 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1074 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1077 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1079 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1080 Refer to GCC 4.7 version of c99status.html.
1082 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1084 Backport from mainline
1085 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1087 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1088 redefine to be NULL if the current bit-size is different from the
1089 configured bit-size.
1091 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1092 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1093 set the default tuning. Add asserts to make sure the cpu and tune
1094 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1095 test whether the index is set, instead of > 0.
1096 (rs6000_file_start): Do not reset the default cpu if the current
1097 bit-size is different from the configured bit-size.
1099 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1103 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1104 Update binutils references.
1105 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1106 Update binutils reference.
1107 Update Sun as/GNU ld caveat.
1108 Document binutils largefile requirement for LTO plugin.
1109 Remove reference to alternate libpthread.
1111 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1113 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1115 (Specific, mips-sgi-irix6): Likewise.
1117 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1119 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1120 * configure: Regenerate.
1122 2012-03-07 Richard Henderson <rth@redhat.com>
1124 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1125 * config/m68k/sync.md (atomic_test_and_set): Use it.
1126 (atomic_test_and_set_1): Likewise.
1128 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1131 * Makefile.in: Let install-gcc-ar depend on installdirs,
1132 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1133 Don't double canonicalize if cross-compiling.
1135 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1137 * trans-mem.c: New typedef for tm_region_p.
1138 Define vector types for tm_region_p.
1139 (tm_region_init): Replace region_worklist to a vector called
1142 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1145 * trans-mem.c (tm_region_init): Use last_basic_block.
1147 2012-03-05 Richard Henderson <rth@redhat.com>
1150 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1151 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1152 BIGGEST_ALIGNMENT is aligned.
1154 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1156 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1158 2012-03-05 Richard Henderson <rth@redhat.com>
1161 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1162 instead of calling negqi2 directly.
1164 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1166 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1167 (INTMAX_TYPE): Use it.
1168 (UINTMAX_TYPE): Likewise.
1169 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1170 (irix6_c_common_override_options): Declare.
1171 (C_COMMON_OVERRIDE_OPTIONS): Define.
1172 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1173 * config/mips/irix6-c.c: New file.
1174 * config/mips/t-irix6 (irix6-c.o): New target.
1175 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1178 2012-03-02 Richard Henderson <rth@redhat.com>
1180 * optabs.c (expand_atomic_test_and_set): Honor
1181 atomic_test_and_set_trueval even when atomic_test_and_set
1182 optab is not in use.
1184 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1186 Backport from mainline
1187 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1189 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1191 2012-03-02 Richard Guenther <rguenther@suse.de>
1193 * DEV-PHASE: Set to prerelease.
1195 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1197 * config.gcc (obsolete): Add all ARM targets using the FPA.
1198 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1199 * doc/install.texi: Avoid references to obsolete ARM ports.
1201 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1203 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1205 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1206 Joern Rennecke <joern.rennecke@embecosm.com>
1208 * doc/extend.texi: Expand and update information on interrupt
1209 attribute for Epiphany.
1211 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1213 * config/sh/sh-protos.h: Update copyright notice dates.
1214 * config/sh/sh.h: Likewise.
1215 * config/sh/sh.md: Likewise.
1216 * config/sh/constraints.md: Likewise.
1217 * config/sh/predicates.md: Likewise.
1219 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1221 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1222 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1224 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1226 * config/sh/constraints.md: Fix comment typo.
1228 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1231 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1232 unsigned HOST_WIDE_INT.
1233 (zvdep_imm64): Likewise.
1234 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1235 (vdepi_and): Likewise.
1236 Likewise for unamed 64-bit patterns.
1237 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1239 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1242 PR rtl-optimization/52417
1243 * cselib.c (cselib_any_perm_equivs): New variable.
1244 (cselib_reset_table): Check that it's not set when not
1245 preserving constants.
1246 (cselib_add_permanent_equiv): Set it.
1247 (cselib_have_permanent_equivalences): New.
1248 (cselib_init, cselib_finish): Reset it.
1249 * cselib.h (cselib_have_permanent_equivalences): Declare.
1250 * alias.c (get_addr): Restore earlier behavior when there
1251 aren't permanent equivalences.
1253 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1255 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1256 * config/v850/v850-modes.def: Fix copyright notice.
1258 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1260 * doc/extend.texi (AVR Built-in Functions): Document
1261 __builtin_avr_flash_segment.
1263 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1264 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1265 (*split.flash_segment): New insn-and-split.
1266 * config/avr/avr.c (avr_init_builtins): Add local variables:
1267 const_memx_void_node, const_memx_ptr_type_node,
1268 char_ftype_const_memx_ptr.
1270 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1272 PR tree-optimization/52445
1273 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1274 add ssa_name_ver, offset and size fields and change store field
1276 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1277 (add_or_mark_expr): Likewise. Only consider previous stores
1278 with the same size and offset.
1279 (nt_init_block): Only look at gimple_assign_single_p stmts,
1280 doesn't look at rhs2.
1282 2012-03-01 Richard Guenther <rguenther@suse.de>
1285 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1286 conversions from integral types to pointer types.
1288 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1290 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1291 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1292 unintentionally removed in r184616.
1294 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1296 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1299 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1300 Uros Bizjak <ubizjak@gmail.com>
1303 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1304 alternatives, add "e" constraint to the new last alternative
1305 and ! to last 3 alternatives.
1307 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1309 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1310 DW_AT_artificial attributes at the end of the processing.
1311 (gen_array_type_die): Likewise.
1312 (gen_enumeration_type_die): Likewise.
1313 (gen_struct_or_union_type_die): Likewise.
1314 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1317 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1320 * expr.c (expand_assignment): If doing misaligned store that doesn't
1321 cover all mode bits, perform a RMW cycle.
1323 PR tree-optimization/52429
1324 * tree-parloops.c (separate_decls_in_region_debug): Return early
1325 if var is LABEL_DECL.
1327 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1329 PR tree-optimization/52424
1330 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1331 calling dom_thread_across_edge.
1333 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1335 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1337 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1339 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1340 * config/avr/avr.c (avr_output_bld): Remove unused function.
1341 (avr_out_sbxx_branch): Use "%T" to print bit position.
1343 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1345 * config/avr/avr.md: Untabify.
1347 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1349 * config/avr/avr.md (eqne): New code iterator.
1350 (*dec-and-branchsi): Use it in text peephole's condition.
1351 (*dec-and-branchhi): Ditto.
1352 (*dec-and-branchqi): Ditto.
1354 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1357 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1358 the device does not have the skip-bug.
1360 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1362 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1363 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1364 -mpretend-cmove): New.
1366 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1369 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1370 doesn't count DEBUG_INSN refs.
1371 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1372 for DEBUG_INSN refs.
1374 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1378 2012-02-20 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/52298
1380 * tree-vect-stmts.c (vectorizable_load): Properly use
1381 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1384 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1387 * gimple.h (gimple_in_transaction): New.
1388 (gimple_set_in_transaction): New.
1389 (struct gimple_statement_base): Add in_transaction field.
1390 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1392 (tree_ssa_lim_initialize): Compute transaction bits.
1393 * tree.h (compute_transaction_bits): Protoize.
1394 * trans-mem.c (tm_region_init): Use the heap to store BB
1396 (compute_transaction_bits): New.
1398 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1400 * gcc.c (display_help): Document --help=common and sort entries
1403 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1405 * doc/install.texi: Document check-$LANG specific shortcuts
1407 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1410 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1412 * config/arm/arm_neon.h: Regenerate.
1413 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1414 (neon_vcgeu): New insn.
1415 (neon_vcgtu): Likewise.
1416 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1417 (ops): Unsigned comparison intrinsics call a different
1420 2012-02-28 Richard Guenther <rguenther@suse.de>
1423 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1424 ordering for the VEC_CONCAT for two element vectors for
1425 V2SFmode, V2SImode and V2DImode.
1427 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1430 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1431 detecting big-endian triplets.
1433 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1435 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1436 mode if there is no type information available.
1438 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1440 PR tree-optimization/53207
1441 * doc/invoke.texi: Document as experimental and relying on graphite.
1443 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1445 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1446 of initializer to changes from r184614.
1448 2012-02-28 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/52395
1451 * tree-sra.c (build_ref_for_offset): Also look at the base
1452 TYPE_ALIGN when figuring out the alignment of the replacement.
1454 2012-02-28 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/52402
1457 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1458 mis-aligned types when creating the accesses at the call site.
1460 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1462 * config/avr/builtins.def: New file.
1463 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1464 * config/avr/avr.c (enum avr_builtin_id): Use it.
1465 (avr_init_builtins): Use it. And use avr_bdesc.
1466 (bdesc_1arg): Remove.
1467 (bdesc_2arg): Remove.
1468 (bdesc_3arg): Remove.
1469 (struct avr_builtin_description): Add field n_args.
1470 (avr_bdesc): New static variable using builtins.def.
1471 (avr_expand_builtin): Use it.
1472 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1473 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1474 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1476 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1479 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1480 match only one single hard register with respective hard reg rtx.
1481 (movmemx_<mode>): Ditto.
1482 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1483 insn anatomy of movmem[x]_<mode>.
1484 (avr_out_movmem): Same for printing assembler and operand usage.
1486 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1490 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1491 address spaces located outside of device flash.
1493 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1494 (mcu_type_s): Add field n_flash.
1495 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1496 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1497 (AVR_MCU): Add N_FLASH argument.
1498 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1499 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1500 macro __FLASH<n> if that address space makes sense for the device.
1501 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1502 outside of target flash.
1503 (avr_asm_named_section): Ditto.
1504 (avr_asm_select_section): Ditto.
1505 (avr_addr_space_convert): Ditto.
1506 (avr_emit_movmemhi): Ditto.
1507 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1508 address space is outside of device flash.
1509 (avr_insert_attributes): Ditto.
1510 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1511 avr_current_arch->n_segments.
1513 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1516 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1518 (*movabs<mode>_2): Likewise.
1520 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1523 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1524 s_register_operand in the test instead of REG_P. Don't call
1525 gen_reg_rtx if it won't be used.
1527 PR tree-optimization/52376
1528 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1530 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1532 * ifcvt.c (noce_get_condition): Check condition variable is not
1533 small_register_classes_for_mode_p before accepting.
1535 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1539 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1542 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1543 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1545 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1547 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1549 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1551 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1553 * config/sh/predicates.md: Remove blank lines.
1554 * config/sh/sh.c: Fix typos in comments.
1555 * config/sh/constraints.md: Likewise.
1556 * config/sh/sh.md: Remove blank lines.
1557 Fix typos in comments. Use ;; as comment characters.
1559 2012-02-26 Walter Lee <walt@tilera.com>
1561 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1562 (replace_mov_pcrel_step2): Ditto.
1564 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1567 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1568 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1569 and locs that reference values newer than the non-canonical value
1570 at hand. Return the canonical value as a worst case.
1571 (memrefs_conflict_p): Walk canonical value's locs.
1574 * cselib.c (preserve_only_constants): Rename to...
1575 (preserve_constants_and_equivs): ... this. Split out...
1576 (invariant_or_equiv_p): ... this. Preserve plus expressions
1577 of other preserved expressions too.
1578 (cselib_reset_table): Adjust.
1579 * var-tracking.c (reverse_op): Use canonical value to build
1582 2012-02-23 Kai Tietz <ktietz@redhat.com>
1584 * config/i386/i386.c (ix86_delegitimize_address): Handle
1585 UNSPEC_PCREL plus displacement.
1587 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1590 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1591 to test for unusedness in st X addressing.
1593 2012-02-24 Richard Guenther <rguenther@suse.de>
1596 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1597 (is_gimple_reg_type): Move inline ...
1598 * gimple.h (is_gimple_reg_type): ... here.
1600 2012-02-24 Richard Guenther <rguenther@suse.de>
1603 * passes.c (execute_function_todo): When verifying SSA form
1604 verify gimple form first.
1605 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1607 2012-02-24 Richard Guenther <rguenther@suse.de>
1610 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1611 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1613 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1615 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1617 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1619 * tree-phinodes.c (make_phi_node): Mark static.
1620 * tree-flow.h (make_phi_node): Remove extern decl.
1621 * doc/gimple.texi (make_phi_node): Remove documentation.
1623 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1625 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1626 * tree-ssa-sccvn.c (print_scc): Ditto.
1628 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1630 * doc/passes.texi (Full redundancy elimination): Fix typo.
1632 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1634 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1636 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1639 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1641 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1644 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1646 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1648 * config/avr/avr.md (code_stdname): Add ior, xor.
1649 (xior): New code iterator.
1650 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1651 (*<code_stdname><mode>qi.byte1-3): Ditto.
1653 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1655 PR tree-optimization/52019
1656 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1659 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1661 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1662 HAVE_INITFINI_ARRAY to work around namespace pollution in
1663 certain versions of newlib system headers.
1664 * config.in: Regenerate.
1665 * configure: Regenerate.
1666 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1667 instead of HAVE_INITFINI_ARRAY.
1669 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1673 is not offsettable memory reference.
1675 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1678 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1679 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1681 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1683 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1684 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1686 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1688 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1689 library on Solaris 8 even without TLS support.
1690 * configure: Regenerate.
1692 2012-02-22 Richard Guenther <rguenther@suse.de>
1695 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1696 for GIMPLE_DEBUG stmts.
1698 2012-02-22 Martin Jambor <mjambor@suse.cz>
1701 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1702 according to the base object.
1704 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1706 PR rtl-optimization/50063
1707 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1708 and 2 (8-bit SP) in operand 2.
1709 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1710 setup to use movhi_sp_r instead of vanilla move to write SP.
1711 Adjust REG_CFA notes to superseed unspec.
1712 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1714 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1715 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1716 irq_state 1 (IRQ known to be on) here.
1718 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1720 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1722 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1723 assign_hard_reg): Likewise.
1725 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1727 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1729 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1732 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1733 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1735 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1737 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1738 prototype from here to...
1739 * config/avr/avr.h: ...here.
1741 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1744 * thumb2.md (thumb2_shiftsi3_short): Split register and
1745 immediate shifts. For register shifts tie operands 0 and 1.
1746 (peephole2 for above): Check that register-controlled shifts
1747 have suitably tied operands.
1749 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1752 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1753 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1754 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1755 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1756 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1757 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1758 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1759 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1760 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1761 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1762 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1763 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1764 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1765 bdver1_ssevector_avx256_unaligned_load,
1766 bdver1_ssevector_sse128_unaligned_load,
1767 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1768 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1769 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1770 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1771 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1772 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1773 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1774 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1775 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1776 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1777 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1778 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1779 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1780 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1781 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1782 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1783 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1784 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1785 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1786 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1787 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1788 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1789 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1790 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1791 bdver1_ssediv_double_load, bdver1_ssediv_double,
1792 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1793 Add "bdver2" attribute.
1795 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1797 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1798 default if possible and not specified otherwise.
1800 2012-02-21 Richard Guenther <rguenther@suse.de>
1803 * gimplify.c (create_tmp_from_val): Use the main variant type
1804 for the type of the temporary we create.
1806 2012-02-21 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/52324
1809 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1810 do not gimplify a MEM_REF address operand if it is already
1813 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1815 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1816 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1818 2012-02-21 Richard Guenther <rguenther@suse.de>
1820 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1821 nested_in_vect_loop.
1823 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1825 PR tree-optimization/52318
1826 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1827 vdef also to non-pure/const call stmts in the sequence.
1829 2012-02-20 David S. Miller <davem@davemloft.net>
1831 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1832 don't use the "rd %pc" instruction on v9 for PIC register loads.
1834 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1837 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1838 in a transaction safe function.
1840 2012-02-20 Kai Tietz <ktietz@redhat.com>
1843 * stor-layout.c (place_field): Handle desired_align for
1846 2012-02-20 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/52298
1849 * tree-vect-stmts.c (vectorizable_store): Properly use
1850 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1852 (vectorizable_load): Likewise.
1853 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1854 Access DR_STEP after ensuring it is not NULL.
1856 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1858 PR tree-optimization/52286
1859 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1860 optimization use double_int_to_tree instead of build_int_cst_wide,
1861 rewrite to use double_int vars.
1863 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1866 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1868 Remove -e 0 from $gcc_cv_ld invocation.
1869 Only use __GLIBC_PREREQ if defined.
1870 Enable on Solaris since Solaris 8 patch.
1871 (gcc_SUN_LD_VERSION): New macro.
1872 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1873 gcc_SUN_LD_VERSION for version number format.
1874 * configure: Regenerate.
1875 * varasm.c (get_elf_initfini_array_priority_section): Set
1876 SECTION_NOTYPE for non-default priority.
1877 Use get_section instead of get_unnamed_section to emit
1878 .init_array/.fini_array with default priority.
1880 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1882 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1883 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1884 (mips_start_unique_function, mips_output_mips16_rdhwr)
1885 (mips_code_end): New functions.
1886 (TARGET_ASM_CODE_END): Define.
1888 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1890 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1891 to stubs with non-sibling calls.
1893 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1895 * doc/invoke.texi (-fira-* options): Copy-edit.
1896 (ira-* parameters): Copy-edit.
1898 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1900 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1901 GCC coding conventions.
1903 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1905 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1906 when used as adjectives.
1908 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1910 * doc/invoke.texi: Clean up "that"/"which" confusion.
1912 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1914 * system.h: Poison SMALL_REGISTER_CLASSES
1915 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1916 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1918 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1920 PR tree-optimization/52285
1921 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1922 when deciding if a call is a tail call or tail recursion.
1924 2012-02-16 Kai Tietz <ktietz@redhat.com>
1926 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1927 interger-constant displacement for UNSPEC_PCREL.
1929 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1931 PR rtl-optimization/52208
1932 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1933 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1935 PR tree-optimization/52255
1936 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1937 loop->header has virtual PHI, but exit_e->dest doesn't, add
1938 virtual PHI to exit_e->dest and adjust all uses after the loop.
1941 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1942 children with clone_tree_hash, not after it.
1944 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1946 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1947 extended identifiers.
1949 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1952 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1953 a same_body_alias, also test whether e->callee isn't a former
1954 or current clone of the decl this is a same body alias of.
1956 PR translation/52264
1957 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1959 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1961 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1963 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1966 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1967 force_reg instead of copy_to_reg for better optimization. Force
1968 non-register or memory operands into a register.
1970 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1972 * extend.texi: Reserve upper bits of memory model for future use.
1974 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1975 Anatoly Sokolov <aesok@post.ru>
1976 Eric Weddington <eric.weddington@atmel.com>
1979 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1980 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1981 Rewrite initializers for .macro.
1982 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1983 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1984 atxmega32d4, atxmega32x1.
1985 avrxmega4: atxmega64a3, atxmega64d3.
1986 avrxmega5: atxmega64a1, atxmega64a1u.
1987 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1988 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1989 avrxmega7: atxmega128a1, atxmega128a1u.
1990 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1991 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1992 (struct base_arch_s): Rename reserved to xmega_p.
1993 Rename reserved2 to have_rampd.
1994 (AVR_XMEGA): New define.
1995 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1996 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1997 * config/avr/predicates.md (io_address_operand): Take into
1999 (low_io_address_operand): Ditto.
2000 (high_io_address_operand): Ditto.
2001 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2002 (enabled, movhi_sp_r): Use them.
2003 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2004 cpp_define_formatted to built-in define __AVR_ARCH__.
2005 (__AVR_XMEGA__): New built-in define.
2006 (__AVR_HAVE_RAMPD__): New built-in define.
2007 (__AVR_HAVE_RAMPX__): New built-in define.
2008 (__AVR_HAVE_RAMPY__): New built-in define.
2009 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2011 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2012 (avr_option_override): Initialize them.
2013 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2014 (avr_init_expanders): Initialize them. No more block several calls.
2015 (emit_push_sfr): New static function.
2016 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2018 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2019 (avr_print_operand): Print addreeses as symbols for
2020 RAMPX, RAMPY, RAMPD, CCP.
2021 (output_movhi): Handle AVR_XMEGA when writing to SP.
2022 (avr_out_movhi_mr_r_xmega): New static function.
2023 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2024 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2025 __RAMPD__, __CCP__ as needed.
2027 * config/avr/multilib.h: Regenerate.
2028 * config/avr/t-multilib: Regenerate.
2029 * config/avr/avr-tables.opt: Regenerate.
2031 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2033 PR tree-optimization/50561
2034 * graphite-flattening.c (lst_project_loop): Do not
2035 remove old scattering dimensions after flattening.
2036 (lst_do_flatten): Likewise.
2038 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2040 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2041 __builtin_avr_map8, __builtin_avr_map16.
2042 Document __builtin_avr_insert_bits.
2044 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2045 (insert_bits): New insn.
2046 (adjust_len.map_bits): Rename to insert_bits.
2047 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2048 * avr-protos.h (avr_out_map_bits): Remove.
2049 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2050 * config/avr/constraints.md (Cxf,C0f): New.
2051 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2052 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2053 New built-in define __BUILTIN_AVR_INSERT_BITS.
2054 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2055 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2056 (avr_move_bits): Rewrite.
2057 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2059 (avr_map_op_t): New typedef.
2060 (avr_map_op): New static variable.
2061 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2062 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2063 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2064 (bdesc_3arg, avr_expand_triop_builtin): New.
2065 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2066 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2067 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2068 (avr_map_equal_p, avr_map_sig_p): Remove.
2069 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2070 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2071 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2072 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2073 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2074 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2076 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2078 * config/c6x/c6x.md (reserve_cycles): New attribute.
2079 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2080 don't reserve functional units after the branch occurs.
2082 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2085 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2086 functions into non-tm_pure functions.
2088 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2091 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2092 (iterative_hash_canonical_type): Likewise.
2093 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2096 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2098 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2099 sched-group insn, it either remains alone or the entire list is pruned.
2101 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2103 * doc/install.texi (Prerequisites): Fix grammar.
2104 (Configuration): Likewise.
2106 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2108 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2109 MPC as part of GCC before describing configuring with --with-gmp etc.
2110 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2111 sources are present.
2113 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2116 * dwarf2out.c (clone_tree_hash): New function.
2117 (copy_decls_walk): Use it instead of clone_tree.
2119 2012-02-14 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/52244
2122 PR tree-optimization/51528
2123 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2124 replacements for integral types.
2126 2012-02-14 Walter Lee <walt@tilera.com>
2128 * config.gcc: Handle tilegx and tilepro.
2129 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2131 Add HAVE_AS_TLS check for tilegx and tilepro.
2132 * configure: Regenerate.
2133 * doc/contrib.texi: Add Mat Hostetter and self.
2134 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2135 Document instruction intrinsics and network accessing intrinsics.
2136 (TILEPro Built-in Functions): New node. Document instruction
2137 intrinsics and network accessing intrinsics.
2138 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2139 (Specific, tilepro-*-linux*): Likewise.
2140 * doc/invoke.texi (TILE-Gx Options): New section.
2141 (TILEPro Options): New section.
2142 * doc/md.texi (TILE-Gx): New section.
2143 (TILEPro): New section.
2144 * common/config/tilegx/tilegx-common.c: New file.
2145 * common/config/tilepro/tilepro-common.c: New file.
2146 * config/tilegx/constraints.md: New file.
2147 * config/tilegx/linux.h: New file.
2148 * config/tilegx/mul-tables.c: New file.
2149 * config/tilegx/predicates.md: New file.
2150 * config/tilegx/sync.md: New file.
2151 * config/tilegx/t-tilegx: New file.
2152 * config/tilegx/tilegx-builtins.h: New file.
2153 * config/tilegx/tilegx-c.c: New file.
2154 * config/tilegx/tilegx-generic.md: New file.
2155 * config/tilegx/tilegx-modes.def: New file.
2156 * config/tilegx/tilegx-multiply.h: New file.
2157 * config/tilegx/tilegx-protos.h: New file.
2158 * config/tilegx/tilegx.c: New file.
2159 * config/tilegx/tilegx.h: New file.
2160 * config/tilegx/tilegx.md: New file.
2161 * config/tilegx/tilegx.opt: New file.
2162 * config/tilepro/constraints.md: New file.
2163 * config/tilepro/gen-mul-tables.cc: New file.
2164 * config/tilepro/linux.h: New file.
2165 * config/tilepro/mul-tables.c: New file.
2166 * config/tilepro/predicates.md: New file.
2167 * config/tilepro/t-tilepro: New file.
2168 * config/tilepro/tilepro-builtins.h: New file.
2169 * config/tilepro/tilepro-c.c: New file.
2170 * config/tilepro/tilepro-generic.md: New file.
2171 * config/tilepro/tilepro-modes.def: New file.
2172 * config/tilepro/tilepro-multiply.h: New file.
2173 * config/tilepro/tilepro-protos.h: New file.
2174 * config/tilepro/tilepro.c: New file.
2175 * config/tilepro/tilepro.h: New file.
2176 * config/tilepro/tilepro.md: New file.
2177 * config/tilepro/tilepro.opt: New file.
2179 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2181 PR tree-optimization/52210
2182 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2183 vect_model_simple_cost with two entry vect_def_type array instead
2184 of an address of dt.
2186 2012-02-14 Richard Guenther <rguenther@suse.de>
2189 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2190 Do not stream DECL_QUALIFIER.
2191 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2192 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2193 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2195 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2198 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2201 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2204 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2205 * cselib.c (cselib_subst_to_values_from_insn): New function.
2206 * sched-deps.c (add_insn_mem_dependence,
2207 sched_analyze_1, sched_analyze_2): Use it.
2209 2012-02-13 Jan Hubicka <jh@suse.cz>
2212 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2214 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2216 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2217 (GTM_SELF_SPECS): Define if not already defined.
2218 (driver_self_specs): Add GTM_SELF_SPECS.
2219 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2220 (GTM_SELF_SPECS): Define.
2221 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2222 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2224 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2226 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2229 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2232 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2233 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2235 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2238 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2240 2012-02-13 Richard Guenther <rguenther@suse.de>
2242 PR translation/52211
2243 * passes.c (enable_disable_pass): Fix typo.
2245 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2248 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2249 XOR for reduce_bit_field if type is unsigned.
2251 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2253 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2254 disallow changes from SFmode to mode with different size in FP regs.
2256 2012-02-12 Robert Millan <rmh@gnu.org>
2257 Gerald Pfeifer <gerald@pfeifer.com>
2259 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2262 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2264 PR rtl-optimization/52175
2265 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2266 to frame-related instructions.
2268 2012-02-10 Jason Merrill <jason@redhat.com>
2271 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2272 (demangle_new_symbols): Fill it.
2273 (scan_linker_output): Walk it.
2274 (start_tweaking): Split out from scan_linker_output.
2275 (maybe_tweak): Update sym->chosen.
2276 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2278 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2281 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2283 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2285 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2286 having the same mode as previous compare.
2288 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2290 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2291 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2292 (nonlocal_goto_internal): Likewise.
2293 (nonlocal_goto): Emit a use and an indirect jump directly.
2295 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2298 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2299 __atomic_{is,always}_lock_free.
2301 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2305 negative constant address for x32.
2307 2012-02-10 Richard Henderson <rth@redhat.com>
2309 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2310 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2311 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2313 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2314 Ira Rosen <irar@il.ibm.com>
2316 PR tree-optimization/50031
2317 * targhooks.c (default_builtin_vectorization_cost): Handle
2319 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2320 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2321 all types of reduction and pattern statements.
2322 (vect_estimate_min_profitable_iters): Likewise.
2323 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2324 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2325 for explicit realigns.
2326 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2327 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2329 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2330 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2331 vec_perm for VSX and handle vec_promote_demote.
2333 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2336 * builtins.c (fold_builtin_atomic_always_lock_free,
2337 expand_builtin_atomic_always_lock_free,
2338 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2339 Return and/or test boolean_true_node/boolean_false_node instead of
2340 integer_one_node/integer_zero_node.
2342 2012-02-10 Jan Hubicka <jh@suse.cz>
2345 * predict.c (predict_paths_for_bb): Prevent looping.
2346 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2348 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2350 * config/arm/arm.c (output_move_double): In one case properly
2351 count number of instructions that will be emitted.
2353 2012-02-10 Richard Guenther <rguenther@suse.de>
2355 PR translation/52193
2356 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2358 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2361 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2363 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2366 * var-tracking.c (emit_note_insn_var_location): If
2367 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2368 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2369 non-NOTE_DURING_CALL_P insn.
2371 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2374 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2376 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2379 * gcc.c (switch_matches) Support switches with separated form,
2382 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2384 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2386 (RAMPZ_ADDR): Ditto.
2387 * config/avr/avr.c (avr_addr_t): New typedef.
2388 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2389 (avr_init_expanders): Initialize it.
2390 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2392 (expand_epilogue): Ditto.
2393 (avr_print_operand): Ditto.
2394 (avr_file_start): Ditto.
2395 (avr_emit_movmemhi): Ditto.
2397 2012-02-08 Richard Guenther <rguenther@suse.de>
2399 PR tree-optimization/46886
2400 * tree-flow.h (do_while_loop_p): Declare.
2401 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2402 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2404 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2406 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2407 always succeed for integers larger than a native word.
2409 2012-02-08 Richard Guenther <rguenther@suse.de>
2411 PR rtl-optimization/52170
2412 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2413 properly handle integer vector modes.
2415 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2417 PR gcov-profile/52150
2418 * coverage.c: Include target.h.
2419 (build_var): Call targetm.strip_name_encoding on the assembler name.
2420 Change one _ into . or $ if the target allows it.
2421 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2423 PR rtl-optimization/52139
2424 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2425 is a BARRIER after emit_insn_after_noloc, move BB_END
2426 to the last non-BARRIER insn before it.
2428 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2431 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2432 (mips_gimplify_va_arg_expr): Call it instead of
2433 std_gimplify_va_arg_expr.
2435 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2437 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2438 message for -mno-pointers-to-nested-function.
2440 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2443 * expr.c (get_inner_reference): If there is an offset, add a negative
2444 bit position to it (if any).
2446 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2448 PR rtl-optimization/52060
2449 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2450 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2451 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2452 and/or i0src_copy2 when needed.
2454 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2456 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2457 or LTOPLUGINSONAME if have_c.
2459 * config/freebsd-spec.h: Add comment about what macros can be defined
2461 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2462 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2465 2012-02-07 Richard Guenther <rguenther@suse.de>
2467 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2468 newline in -alias dumps.
2470 2012-02-07 Kai Tietz <ktietz@redhat.com>
2471 Dave Korn <dave.korn.cygwin@gmail.com>
2474 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2475 Take care that typinfo gets dllexport-attribute.
2477 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2480 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2481 if modifier < EXPAND_SUM call force_operand on the result.
2483 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2485 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2486 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2488 (epiphany_function_type): Replace types for specific interrupts with
2489 EPIPHANY_FUNCTION_INTERRUPT.
2490 (EPIPHANY_INTERRUPT_P): Update.
2491 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2492 New static function.
2493 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2494 <disinterrupt>: Affects type identity.
2495 (epiphany_handle_interrupt_attribute): Handle variable number of
2497 (epiphany_compute_function_type): Update for new
2498 epiphany_function_type definition.
2499 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2500 handlers with a longcall forwarder.
2501 (epiphany_start_function): Handle multiple interrupt arguments and/or
2502 forwarder_section attribute.
2504 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2507 2012-02-07 Alan Modra <amodra@gmail.com>
2510 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2513 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2515 PR tree-optimization/50969
2516 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2517 use vec_perm rather than vector_stmt.
2518 (vect_model_load_cost): Likewise.
2519 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2520 vec_perm to be the same as other vector statements.
2521 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2522 cost of vec_perm for TARGET_VSX.
2524 2012-02-06 Richard Guenther <rguenther@suse.de>
2526 PR tree-optimization/52115
2527 * tree-sra.c (access_has_replacements_p): New function.
2528 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2530 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2533 * trans-mem.c (expand_call_tm): Add an assertion.
2534 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2537 2012-02-06 Richard Guenther <rguenther@suse.de>
2539 PR tree-optimization/50955
2540 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2541 raise cost of expressions that replace an address with an
2542 expression based on a different pointer.
2544 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2547 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2548 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2550 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2553 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2554 -Weffc++ and specify guidelines come from second edition.
2556 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2558 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2559 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2560 (call_direct_split, call_value_split, call_value_internal_direct)
2561 (call_value_direct_split, call_value_multiple_split): Use jal and
2562 jal_macro attributes.
2564 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2566 * reload1.c (reload_regs_reach_end_p): Replace with...
2567 (reload_reg_rtx_reaches_end_p): ...this function.
2568 (new_spill_reg_store): Update commentary.
2569 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2570 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2571 before setting new_spill_reg_store.
2572 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2573 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2574 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2575 for non-spill reload registers.
2577 2012-02-05 Ira Rosen <irar@il.ibm.com>
2579 PR tree-optimization/52091
2580 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2581 (vect_is_simple_use_1): Likewise.
2582 * tree-vect-loop.c (vectorizable_reduction): Update calls
2583 to vect_is_simple_use_1 and vect_is_simple_use.
2584 (vectorizable_live_operation): Likewise.
2585 * tree-vect-patterns.c (widened_name_p,
2586 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2587 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2588 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2589 vectorizable_shift,vectorizable_operation, vectorizable_store,
2590 vectorizable_load): Likewise.
2591 (vect_is_simple_cond): Add an argument, pass it to
2592 vect_is_simple_use_1.
2593 (vectorizable_condition): Update calls to vect_is_simple_cond,
2595 (vect_is_simple_use): Add an argument, the statement in which
2596 OPERAND is used. Check that if OPERAND's def stmt is a double
2597 reduction phi node, the use is a phi node too.
2598 (vect_is_simple_use_1): Add an argument, pass it to
2600 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2601 to vect_is_simple_use.
2603 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2605 PR rtl-optimization/52095
2606 * modulo-sched.c (dump_insn_locator): New function.
2607 (loop_canon_p, sms_schedule): Use it.
2609 PR rtl-optimization/52113
2610 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2611 even for decomposable shift/zext insns.
2613 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2614 Zdenek Dvorak <ook@ucw.cz>
2616 PR rtl-optimization/52092
2617 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2618 on get_iv_value result.
2620 2012-02-02 Andrew Pinski <apinski@cavium.com>
2624 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2626 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2629 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2631 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2633 PR rtl-optimization/49800
2634 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2635 (sched_finish): Call regstat_free_n_sets_and_refs.
2637 2012-02-02 Jia Liu <proljc@gmail.com>
2639 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2642 2012-02-02 Jan Hubicka <jh@suse.cz>
2643 Tom de Vries <tom@codesourcery.com>
2646 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2647 * varpool.c (varpool_analyze_pending_decls): Likewise.
2649 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2650 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2652 * config.gcc: Add cr16-* support.
2654 * doc/extend.texi: Document cr16 extensions.
2655 * doc/install.texi: Document cr16 install.
2656 * doc/invoke.texi: Document cr16 options.
2657 * doc/md.texi: Document cr16 constraints.
2659 * common/config/cr16/cr16-common.c: New file.
2660 * config/cr16/cr16.c: New file.
2661 * config/cr16/cr16.h: New file.
2662 * config/cr16/cr16.md: New file.
2663 * config/cr16/cr16.opt: New file.
2664 * config/cr16/cr16-protos.h: New file.
2665 * config/cr16/predicates.md: New file.
2666 * config/cr16/constraints.md: New file.
2667 * config/cr16/t-cr16: New file.
2669 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2672 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2673 that operands[2] is either immediate, or q_regs_operand.
2675 PR tree-optimization/52073
2676 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2677 a pattern stmt for pattern uses, ignore uses outside of the loop.
2679 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2681 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2682 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2683 (OUT_AS1, OUT_AS2): Remove.
2685 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2687 PR rtl-optimization/51374
2688 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2689 to cross other volatile_refs_p insns.
2691 2012-02-01 Richard Guenther <rguenther@suse.de>
2693 * doc/invoke.texi (fno-inline): Clarify documentation.
2694 (finline-small-functions): Likewise.
2695 (finline-functions): Likewise.
2696 * common.opt (finline): Adjust comment and documentation.
2697 (finline-small-functions): Clarify documentation.
2698 (finline-functions): Likewise.
2699 (finline-functions-called-once): Likewise.
2701 2012-02-01 Tristan Gingold <gingold@adacore.com>
2703 * c-typeck.c (composite_type): Keep mode for pointers.
2705 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2707 * function.h (regno_reg_rtx): Adjust comment.
2708 * reginfo.c (init_reg_modes_target): Only use the previous mode
2709 if it fits within one register. Remove MIPS comment.
2711 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2714 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2716 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2718 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2719 to srak instruction.
2721 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2723 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2725 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2730 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2732 2012-01-31 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/51528
2735 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2738 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2743 * ree.c (add_removable_extension): Change def_map argument
2744 to unsigned *, store in def_map 1 + offset into *insn_list vector
2745 instead of pointers into the vector.
2746 (find_removable_extensions): Adjust caller.
2748 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2750 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2751 Transform all "* quoted-c-code" to { c-code }.
2752 Remove redundant test for "optimize" in combine patterns.
2753 Move (include "avr-dimode.md") to end of file.
2755 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2758 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2759 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2761 2012-01-30 Richard Guenther <rguenther@suse.de>
2763 PR tree-optimization/52028
2764 * tree-loop-distribution.c (ldist_gen): Properly update
2767 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2770 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2771 set_cur_line_info_table if not emitting debug info.
2773 PR tree-optimization/52046
2774 * tree-vect-patterns.c (check_bool_pattern): Give up if
2775 a comparison could throw.
2778 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2780 2012-01-30 Richard Guenther <rguenther@suse.de>
2782 PR tree-optimization/52045
2783 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2784 SSA form if cfgcleanup did anything.
2786 2012-01-30 Richard Guenther <rguenther@suse.de>
2788 PR tree-optimization/52045
2789 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2790 before computing final todo.
2792 2012-01-30 Richard Guenther <rguenther@suse.de>
2794 PR tree-optimization/51528
2795 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2798 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2800 * df-problems.c (df_kill_notes): Check that the use refers
2801 to the note under examination.
2803 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2806 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2807 parameter and use short-lived pseudos.
2808 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2809 (sparc_expand_vector_init): Const-ify local variables and adjust
2810 calls to above functions.
2812 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2814 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2816 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2818 * doc/invoke.texi: Make usage of "compile time" and
2819 "run time"/"runtime" consistent throughout the file.
2821 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2823 * config/alpha/alpha.c (alpha_option_override): Default to
2824 full IEEE compliance mode for Go language.
2826 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2828 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2829 (LINK_SSP_SPEC): Define.
2831 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2834 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2837 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2839 * doc/invoke.texi: Correct hyphenation of "floating point",
2840 "double precision", and related terminology throughout the file.
2842 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2845 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2846 arm_general_register_operand predicate for operand 2 instead of
2849 2012-01-27 Ian Lance Taylor <iant@google.com>
2852 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2853 * builtins.c (expand_builtin_init_trampoline): Add onstack
2854 parameter. Change caller.
2855 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2856 * tree.c (build_common_builtin_nodes): Declare
2857 __builtin_init_heap_trampoline.
2859 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2861 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2862 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2863 * config/avr/avr.c: Ditto.
2864 (avr_regnames): Remove because unused.
2865 * config/avr/avr.md (*cpse.ne): New peephole.
2866 (*cpse.eq): New peephole from former cpse peepholes.
2868 2012-01-27 Michael Eager <eager@eagercon.com>
2870 * config/microblaze.c (microblaze_emit_compare): Correct
2871 test after pcmp instruction.
2873 2012-01-27 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/52020
2876 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2878 2012-01-27 Richard Guenther <rguenther@suse.de>
2880 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2881 function non-const/pure.
2883 2012-01-27 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/50444
2886 * tree-sra.c (build_ref_for_offset): Properly adjust the
2887 MEM_REF type for unaligned accesses.
2889 2012-01-27 Richard Guenther <rguenther@suse.de>
2891 PR tree-optimization/50444
2892 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2893 (expand_assignment): Use it. Properly handle misaligned
2894 bases when expanding stores to component references.
2895 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2898 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2901 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2902 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2903 * tree-data-ref.c (find_data_references_in_loop): Make static.
2904 (compute_all_dependences): Change return type to bool. Bail out
2905 for too many datarefs in a loop. Move the hunk resetting the data
2906 dependences vector from ...
2907 (compute_data_dependences_for_loop): ... here. Account for
2908 compute_all_dependences returning false.
2909 (compute_data_dependences_for_bb): Likewise.
2910 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2911 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2913 2012-01-27 Richard Guenther <rguenther@suse.de>
2916 * expr.c (store_field): Use the alias-set of the scratch memory
2919 2012-01-27 Tom de Vries <tom@codesourcery.com>
2921 PR tree-optimization/51990
2922 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2924 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2926 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2929 * var-tracking.c (reverse_op): Don't add any reverse operation
2930 if V already has any constant locations.
2932 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2934 * doc/invoke.texi: Correct usage of "command line" (noun)
2935 vs "command-line" (adjective) throughout.
2937 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2939 * doc/invoke.texi (Language Independent Options): Move
2940 -Wcoverage-mismatch blurb from here....
2941 (Warning Options): ...to here.
2943 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2945 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2946 Set rs6000_always_hint to false for 476.
2948 2012-01-27 Matthias Klose <doko@ubuntu.com>
2950 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2952 * incpath.c (add_standard_paths): Likewise.
2954 2012-01-27 Richard Henderson <rth@redhat.com>
2956 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2957 * config/m68k/sync.md (atomic_test_and_set): Rename from
2958 sync_test_and_setqi and adjust the operands.
2959 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2960 and unconditionally enable.
2962 2012-01-27 Richard Henderson <rth@redhat.com>
2964 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2965 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2966 (ldstub): Rename from ldstubqi.
2967 (ldstub<I24MODE>): Remove.
2969 2012-01-27 Richard Henderson <rth@redhat.com>
2971 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2972 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2973 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2974 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2975 * doc/tm.texi: Rebuild.
2977 2012-01-27 Richard Henderson <rth@redhat.com>
2979 * optabs.c (gen_atomic_test_and_set): Remove default.
2980 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2982 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2984 PR rtl-optimization/51978
2985 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2986 (combine_reaching_defs): Likewise.
2987 (struct re_info): Remove.
2988 (add_removable_extension): Remove x and data arguments,
2989 add insn, insn_list and def_map. Use the arguments directly
2990 instead of using struct re_info.
2991 (find_removable_extensions): Don't call add_removable_extension
2992 through note_stores, instead just call it with single_set
2994 (find_and_remove_re): Pass curr_cand->expr instead of
2995 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2997 2012-01-26 Michael Matz <matz@suse.de>
2999 PR tree-optimization/46590
3000 * cfgexpand.c: Revert last change (r183305).
3001 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3003 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3004 checking for emptiness.
3006 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3009 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3010 non-addressable non-BLKmode base correctly.
3012 2012-01-26 Michael Matz <matz@suse.de>
3014 PR tree-optimization/48794
3015 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3016 regions referenced from RESX/EH_DISPATCH.
3018 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3020 * config/s390/s390.h: Make BRANCH_COST an option.
3021 * config/s390/s390.opt: New option -mbranch-cost.
3023 2012-01-26 Richard Henderson <rth@redhat.com>
3025 Revert 2012-01-24 change:
3026 * trans-mem.c (requires_barrier): Do not instrument thread local
3027 variables and emit save/restore for them.
3029 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3032 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3035 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3037 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3040 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3043 Rename __pgm to __flash.
3044 Rename __pgm1 to __flash1.
3045 Rename __pgm2 to __flash2.
3046 Rename __pgm3 to __flash3.
3047 Rename __pgm4 to __flash4.
3048 Rename __pgm5 to __flash5.
3049 Rename __pgmx to __memx.
3050 * doc/extend.texi (AVR Named Address Spaces)
3051 Rename address space names as indicated above.
3052 * config/avr/avr.c (avr_addrspace): Ditto.
3054 * config/avr/avr-protos.h
3055 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3056 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3057 * config/avr/predicates.md: Ditto.
3058 * config/avr/avr.c Ditto, and
3059 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3060 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3062 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3063 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3064 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3065 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3066 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3067 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3068 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3069 * config/avr/avr.c: Ditto.
3070 * config/avr/avr.md: Ditto.
3072 2012-01-25 Jason Merrill <jason@redhat.com>
3075 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3077 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3079 PR tree-optimization/51987
3080 * tree-data-ref.c (get_references_in_stmt): Handle references in
3081 non-volatile GIMPLE_ASM.
3083 2012-01-25 Richard Guenther <rguenther@suse.de>
3085 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3086 bases are dereferenced.
3088 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3090 PR rtl-optimization/48374
3091 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3093 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3095 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3096 compute_data_dependences_for_loop returns false.
3097 * tree-parloops.c (loop_parallel_p): Likewise.
3099 2012-01-25 Richard Guenther <rguenther@suse.de>
3101 * tree.h (get_pointer_alignment_1): Declare.
3102 * builtins.c (get_pointer_alignment_1): New function.
3103 (get_pointer_alignment): Use it.
3105 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3107 PR rtl-optimization/48308
3108 * combine.c (enum undo_kind): Add UNDO_LINKS.
3109 (struct undo): Add member l to other_contents and where.
3110 (do_SUBST_LINK): New.
3112 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3113 (undo_all): Handle UNDO_LINKS.
3115 2012-01-25 Richard Henderson <rth@redhat.com>
3117 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3120 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3122 * optabs.c (gen_atomic_test_and_set): Use each argument.
3124 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3126 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3127 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3128 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3129 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3130 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3131 TARGET_PAIRED_SINGLE_FLOAT.
3133 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3135 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3136 (in_struct, return_val): Remove MEM documentation.
3137 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3138 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3139 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3141 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3142 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3143 * expr.c (store_field): Likewise.
3144 * function.c (assign_stack_temp_for_type): Likewise.
3145 * ifcvt.c (noce_try_cmove_arith): Likewise.
3146 * reload1.c (reload): Likewise.
3147 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3148 (alpha_set_memflags): Likewise.
3149 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3151 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3153 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3155 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3156 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3157 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3159 * cselib.c (cselib_rtx_varies_p): Delete.
3160 (cselib_invalidate_mem): Update call to canon_true_dependence.
3161 * dse.c (record_store, check_mem_read_rtx): Likewise.
3162 (scan_reads_nospill): Likewise.
3163 * cse.c (check_dependence): Likewise.
3164 (cse_rtx_varies_p): Delete.
3165 * expr.c (safe_from_p): Update call to true_dependence.
3166 * ira.c (validate_equiv_mem_from_store): Likewise.
3167 (memref_referenced_p): Likewise.
3168 * postreload-gcse.c (find_mem_conflicts): Likewise.
3169 * sched-deps.c (sched_analyze_2): Likewise.
3170 * store-motion.c (load_kills_store): Likewise.
3171 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3172 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3173 (compute_transp): Update call to canon_true_dependence.
3175 2012-01-25 Richard Henderson <rth@redhat.com>
3177 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3178 (maybe_emit_atomic_test_and_set): New.
3179 (expand_sync_lock_test_and_set): Use it.
3180 (expand_atomic_test_and_set): Likewise.
3181 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3182 the implementation; clarify implementation defined details.
3183 * doc/md.texi (atomic_test_and_set): Document.
3185 2012-01-25 Richard Henderson <rth@redhat.com>
3187 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3189 2012-01-25 Richard Henderson <rth@redhat.com>
3192 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3193 to effect no-op split.
3195 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3198 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3199 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3200 (BT_FN_VOID_PTR_INT_SIZE): New.
3201 (BT_FN_UINT_UINT_VAR): Remove.
3202 (BT_FN_UINT32_UINT32_VAR): New.
3203 (BT_FN_DOUBLE_VPTR): Remove.
3204 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3206 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3207 (_ITM_changeTransactionMode): Same.
3208 (_ITM_memmoveRtWt): Change return type to void.
3209 (_ITM_memcpyRtWt): Same.
3210 (_ITM_memsetW): Same.
3211 (_ITM_RaRD): Change types to double.
3216 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3218 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3219 Patrick Marlier <patrick.marlier@gmail.com>
3221 * trans-mem.c (requires_barrier): Do not instrument thread local
3222 variables and emit save/restore for them.
3224 2012-01-24 Jason Merrill <jason@redhat.com>
3227 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3228 output static aliases.
3230 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3233 * common.opt (-pie, -shared, pie, shared): Change from Common to
3235 * gcc.c (display_help): Display help for -pie and -shared.
3237 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3240 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3241 Remove note on size/offset limitation.
3242 (AVR Variable Attributes): Add example how to read data located
3243 with progmem. Refer to named address spaces.
3244 * doc/invoke.texi (AVR Options): Fix typo.
3246 2012-01-24 Richard Guenther <rguenther@suse.de>
3248 Forward-port to trunk
3249 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3252 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3253 op0 isn't sufficiently aligned and there is movmisalignM
3254 insn for mode, use it to load op0 into a temporary register.
3256 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3259 * target.def (const_not_ok_for_debug_p): New hook.
3260 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3262 * doc/tm.texi: Regenerated.
3263 * dwarf2out.c (const_ok_for_output_1): If
3264 targetm.const_not_ok_for_debug_p returns true, fail.
3265 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3267 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3269 2012-01-23 Kai Tietz <ktietz@redhat.com>
3272 * config/i386/predicates.md (symbolic_operand): Allow
3273 UNSPEC_PCREL as PIC expression for lea.
3274 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3275 * config/i386/i386.c (ix86_delegitimize_address): Handle
3276 UNSPEC_PCREL for none-MEM, too.
3278 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3280 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3281 (ipa_tm_create_version_alias): Same.
3283 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3286 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3287 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3289 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3290 Patrick Marlier <patrick.marlier@gmail.com>
3291 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3294 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3295 simple_object_start_read.
3297 2012-01-23 Richard Guenther <rguenther@suse.de>
3300 PR tree-optimization/51895
3301 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3302 parameter decomposition into BLKmode components.
3304 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3306 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3307 fake variables for restrict-qualified pointers whose pointed-to type
3308 contains a placeholder.
3310 2012-01-23 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/51949
3313 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3315 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3317 PR rtl-optimization/51933
3318 * ree.c (transform_ifelse): Return true right away if dstreg is
3319 already wider or equal to cand->mode.
3320 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3321 (make_defs_and_copies_lists): Remove defs_list and copies_list
3322 arguments, add state argument, just truncate state->work_list
3323 instead of always allocating and freeing the vector. Assert that
3324 get_defs succeeds instead of returning 2. Changed return type to bool.
3325 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3326 have ext_src_mode, see if it has been modified already with the
3327 right kind of extension and has been extended before from the
3328 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3329 just return true. Remember the original mode in state->modified array.
3330 (combine_reaching_defs): Add state argument. Don't allocate and
3331 free here def_list, copied_list and vec vectors, instead just
3332 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3333 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3334 Add state variable, clear vectors in it, initialize state.modified
3335 if needed. Free all the vectors at the end and state.modified too.
3336 Don't skip a candidate if the extension expression has been modified.
3338 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3341 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3342 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3343 (extra_options) interix.opt -> i386/interix.opt"
3344 (extra_objs):Add winnt-stubs.o
3345 * configure.ac: Add interix to target_os .comm on PE check.
3346 * configure: Regenerate.
3347 * config/interix3.h: Delete and move bits to..
3348 * config/interix.h: Delete and move bits to..
3349 * config/i386/i386-interix3.h: Delete and move bits to..
3350 * config/i386/i386-interix.h: ..here.
3351 (TARGET_CPU_DEFAULT): Remove redefinition.
3352 (TARGET_ASM_CONSTRUCTOR): Undefine.
3353 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3354 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3355 (PTRDIFF_TYPE): Define.
3356 (LONG_DOUBLE_TYPE_SIZE): Define.
3357 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3358 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3359 (TARGET_SECTION_TYPE_FLAGS): Define.
3360 (ASM_DECLARE_FUNCTION_NAME): Define.
3361 (ASM_OUTPUT_EXTERNAL): Define.
3362 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3363 (ASM_OUTPUT_ALIGNED_BSS): Define.
3364 (PCC_BITFIELD_TYPE_MATTERS): Define.
3365 (USE_CONST_SECTION): Define.
3366 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3367 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3368 (SUPPORTS_ONE_ONLY): Remove.
3369 (I386_PE_STRIP_ENCODING): Define.
3370 * config/interix.opt: Delete and move bits to..
3371 * config/i386/interix.opt: ..here. New.
3372 (mpe-aligned-commons): Add.
3373 * config/i386/t-interix: Add copyright header.
3374 (winnt-stubs.o): Add rule.
3376 2012-01-22 Jason Merrill <jason@redhat.com>
3379 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3380 for extra name aliases.
3382 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3384 PR rtl-optimization/51924
3385 * ree.c (combine_set_extension): Improve debugging message.
3386 (combine_reaching_defs): Likewise.
3387 (get_defs): Rename confusingly named variable.
3388 (find_and_remove_re): Skip a candidate if the extension expression has
3391 2012-01-21 Robert Millan <rmh@gnu.org>
3392 Gerald Pfeifer <gerald@pfeifer.com>
3394 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3395 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3397 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3399 PR tree-optimization/51914
3400 * tree-vect-stmts.c (vectorizable_conversion): For
3401 cvt_type && modifier == WIDEN, put temporary with cvt_type
3402 at the beginning of vec_dsts and set vec_dest to temporary
3405 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3407 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3409 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3411 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3412 * config/rs6000/rs6000.c: Likewise.
3414 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3417 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3418 output_move_double on a copy of operands array.
3420 2012-01-20 Cary Coutant <ccoutant@google.com>
3421 Dodji Seketeli <dodji@redhat.com>
3424 * dwarf2out.c (copy_declaration_context): Return ref to parent
3425 of declaration DIE, if necessary.
3426 (remove_child_or_replace_with_skeleton): Add new parameter; update
3427 caller. Place skeleton DIE under parent DIE of original declaration.
3428 Move call to copy_declaration_context to here ...
3429 (break_out_comdat_types): ... from here.
3431 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3433 PR rtl-optimization/51856
3434 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3437 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3440 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3441 hints for neon loads and stores.
3443 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3447 * doc/extend.texi (Named Address Spaces): Split into subsections.
3448 (AVR Named Address Spaces): New subsection.
3449 (M32C Named Address Spaces): New subsection.
3450 (RL78 Named Address Spaces): New subsection.
3451 (SPU Named Address Spaces): New subsection.
3452 (Variable Attributes): New anchor "AVR Variable Attributes".
3453 (AVR Variable Attributes): Rewrite and avoid wording
3454 "address space" in this context.
3455 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3456 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3457 (AVR Built-in Macros): New subsubsection therein.
3458 * doc/md.texi (AVR constraints): Remove "C04", "R".
3460 2012-01-20 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/51903
3463 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3464 when removing stmts.
3466 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3469 * config/arm/arm.c (arm_load_pic_register): Use
3470 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3471 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3472 (arm_pic_static_addr): Likewise.
3473 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3474 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3475 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3476 (pic_load_addr_unified): New.
3478 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3481 * function.c (instantiate_virtual_regs_in_insn): Use
3482 delete_insn_and_edges when removing a wrong asm insn.
3484 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3486 PR rtl-optimization/40761
3487 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3488 Add new member loop_num.
3489 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3490 (ira_build): Remove the parameter.
3492 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3493 (ira.c): Do not build CFG loops for one region allocation. Remove
3494 argument from ira_build call.
3496 * ira-build.c (init_loop_tree_node): New function.
3497 (create_loop_tree_nodes): Use it. Separate the case when CFG
3498 loops are not built.
3499 (more_one_region_p): Check current_loops.
3500 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3502 (add_loop_to_tree): Process loop equal to NULL too.
3503 (form_loop_tree): Separate the case when CFG loops are not built.
3504 Use explicitly number for the root.
3505 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3507 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3508 instead of loop->num.
3509 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3510 (mark_all_loops_for_removal): Ditto.
3511 (remove_unnecessary_regions): Separate the case when CFG loops
3513 (ira_build): Remove the parameter. Use explicit number of regions
3514 when CFG loops are not built.
3516 * ira-color.c (print_loop_title): Separate the case for the root node.
3517 Use loop_num instead of loop->num.
3518 (move_spill_restore): Use loop_num instead of loop->num.
3520 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3521 (change_loop): Ditto.
3522 (change_loop): Use loop_num instead of loop->num.
3524 * ira-lives.c (process_bb_node_lives): Ditto.
3526 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3528 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3530 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3533 * tree-mudflap.c (mf_artificial): New function.
3534 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3535 mx_register_decls, mudflap_enqueue_decl): Use it.
3538 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3539 numbers in the insn pattern.
3541 2012-01-19 Michael Matz <matz@suse.de>
3543 PR tree-optimization/46590
3544 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3545 use it in remembering which conflicts we already created.
3546 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3549 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3552 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3553 (merge_and_complain): Same.
3555 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3558 * config/initfini-array.h: Guard content of the header
3559 with #ifdef HAVE_INITFINI_ARRAY.
3560 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3561 Add initfini-array.h to tm_file here.
3562 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3563 * config.gcc: Don't add initfini-array.h to tm_file here.
3564 * configure: Regenerated.
3566 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3568 PR rtl-optimization/51505
3569 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3570 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3571 (df_note_bb_compute): Update the call to df_kill_notes.
3573 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3575 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3577 2012-01-18 Richard Guenther <rguenther@suse.de>
3579 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3580 of conversions to void *.
3582 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3583 Richard Sandiford <rdsandiford@googlemail.com>
3587 * optabs.h (simplify_expand_binop): Declare.
3588 * optabs.c (simplify_expand_binop): Make global.
3589 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3590 endian targets if the source cannot be exactly covered by word
3593 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3596 * hard-reg-set.h (struct hard_reg_set_container): New type.
3597 * target.h (struct hard_reg_set_container): Forward declare.
3598 * target.def (set_up_by_prologue): New target hook.
3599 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3600 * doc/tm.texi: Regenerated.
3601 * function.c (thread_prologue_and_epilogue_insns): Change
3602 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3603 Call targetm.set_up_by_prologue on it.
3604 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3605 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3607 2012-01-17 Nick Clifton <nickc@redhat.com>
3609 * config/rx/rx.c (rx_can_use_simple_return): New function.
3610 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3611 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3613 2012-01-17 Richard Guenther <rguenther@suse.de>
3616 * expr.c (expand_assignment): Take address-space information
3617 from the address operand of MEM_REF and TARGET_MEM_REF.
3618 (expand_expr_real_1): Likewise.
3620 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3622 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3623 reload dump is requested.
3625 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3628 * trans-mem.c (requires_barrier): Call may_be_aliased.
3630 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3632 PR tree-optimization/51877
3633 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3634 call arguments and fndecls compare equal, instead return false if they
3635 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3636 both SSA_NAMEs that are valueized the same, or they satisfy
3639 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3641 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3643 * configure: Regenerate.
3645 2012-01-16 Jan Hubicka <jh@suse.cz>
3649 * convert.c (convert_to_integer): Use fold_convert for
3650 converting an INTEGER_CST to integer type.
3652 2012-01-16 Jason Merrill <jason@redhat.com>
3655 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3657 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3660 * config/s390/s390.c (s390_chunkify_start): Don't skip
3661 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3662 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3663 If insn is followed by NOTE_INSN_VAR_LOCATION or
3664 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3665 Don't use location of note insns.
3667 PR tree-optimization/51865
3668 * tree-inline.c (tree_function_versioning): Call remap_decl
3669 on DECL_RESULT whenever it has VOID_TYPE_P type.
3671 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3673 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3674 for calls to locally-binding MIPS16 functions if only the return
3675 type uses float regs.
3677 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3678 Richard Sandiford <rdsandiford@googlemail.com>
3680 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3681 (SYMBOL_32_HIGH): Likewise.
3682 (mips_output_tls_reloc_directive): Declare.
3683 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3684 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3685 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3686 (mips_lo_relocs, mips_hi_relocs): Make extern.
3687 (mips16_stub_function): Move up file.
3688 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3689 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3690 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3691 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3692 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3693 (mips_get_tp): Add MIPS16 support.
3694 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3695 Generalize DTPREL and TPREL handling.
3696 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3697 Add MIPS16 TLS support.
3698 (mips_output_tls_reloc_directive): New function.
3699 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3700 * config/mips/predicates.md (symbolic_operand_with_high)
3701 (tls_reloc_operand): New predicates.
3702 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3703 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3704 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3705 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3706 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3707 (*tls_get_tp_mips16_call_<mode>): Likewise.
3709 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3711 PR rtl-optimization/51821
3712 * recog.c (peep2_find_free_register): Determine clobbered registers
3715 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3718 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3719 * config/avr/avr.c: Likewise.
3720 * config/avr/avr.h: Likewise.
3722 2012-01-13 Ian Lance Taylor <iant@google.com>
3725 * tree.h (TYPE_QUALS): Add cast to int.
3726 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3728 2012-01-13 Ian Lance Taylor <iant@google.com>
3730 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3731 comparing param_index to VEC_length result.
3733 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3735 * c-decl.c: Do not include tree-mudflap.h
3736 * tree-optimize.c: Likewise.
3737 * Makefile.in: Update dependencies.
3739 2012-01-13 Richard Guenther <rguenther@suse.de>
3742 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3743 variable-sized result always use RSO.
3745 2012-01-12 DJ Delorie <dj@redhat.com>
3747 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3748 pointer type, not just the default pointer type.
3750 2012-01-09 Richard Henderson <rth@redhat.com>
3751 Denis Chertykov <chertykov@gmail.com>
3754 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3755 * config/avr/avr.c (avr_can_eliminate): Simplify.
3756 (avr_initial_elimination_offset): Likewise.
3757 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3758 (expand_epilogue): Likewise.
3759 (avr_legitimize_address): Gut.
3760 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3761 (avr_hard_regno_nregs): New.
3762 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3763 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3764 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3765 add soft frame pointer.
3766 (CALL_USED_REGISTERS): Likewise.
3767 (REG_CLASS_CONTENTS): Likewise.
3768 (REGISTER_NAMES): Likewise.
3769 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3770 (HARD_FRAME_POINTER_REGNUM): New.
3771 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3772 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3773 remove the HARD_FRAME_POINTER self-elimination.
3775 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3778 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3779 DECL_EXTERNAL when checking for initializers of progmem variables.
3781 2012-01-12 Ira Rosen <irar@il.ibm.com>
3783 PR tree-optimization/51799
3784 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3785 that the last operation is a type demotion.
3787 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3790 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3792 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3795 * combine.c (distribute_notes): If i3 is a noreturn call,
3796 allow old_size to be equal to args_size and make sure the
3797 noreturn call gets REG_ARGS_SIZE note.
3798 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3799 on noreturn calls even when the delta is 0.
3801 2012-01-11 Nathan Sidwell <nathan@acm.org>
3803 * gcov.c (STRING_SIZE): Remove.
3804 (generate_results): Erase annotations for source files with no
3805 coverage information.
3807 (output_lines): Use it.
3809 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3811 * gimple.h (gimplify_body): Remove first argument.
3812 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3813 pointer set here, instead just pass DATA to walk_tree.
3814 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3815 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3816 (unvisit_body): Likewise, but with unmark_visited.
3817 (gimplify_body): Remove BODY_P argument and adjust.
3818 (gimplify_function_tree): Adjust call to gimplify_body.
3819 * omp-low.c (finalize_task_copyfn): Likewise.
3821 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3823 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3824 (build_function_type_skip_args): Delete.
3825 * tree.c (build_function_type_skip_args): Make static and add
3826 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3827 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3828 pass it to build_function_type_skip_args.
3829 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3830 (tree_function_versioning): Likewise.
3831 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3832 build_function_decl_skip_args.
3833 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3834 and pass it to build_function_decl_skip_args/tree_function_versioning.
3835 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3836 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3837 * trans-mem.c (ipa_tm_create_version): Likewise.
3838 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3839 * tree-inline.c (declare_return_variable): Remove always-true test.
3840 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3841 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3842 * ipa-split.c (split_function): Skip the return value for the split
3843 part if it doesn't return.
3845 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3847 PR tree-optimization/49642
3848 * ipa-split.c (forbidden_dominators): New variable.
3849 (check_forbidden_calls): New function.
3850 (dominated_by_forbidden): Likewise.
3851 (consider_split): Check for forbidden dominators.
3852 (execute_split_functions): Initialize and free forbidden
3853 dominators info; call check_forbidden_calls.
3855 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3857 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3859 2012-01-11 Nick Clifton <nickc@redhat.com>
3861 * config/rx/rx.md (return): Define pattern.
3863 2012-01-11 Richard Guenther <rguenther@suse.de>
3865 * doc/extend.texi (malloc attribute): Adjust according to
3868 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3869 Patrick Marlier <patrick.marlier@gmail.com>
3872 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3873 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3874 (ipa_tm_note_irrevocable): Same.
3875 (ipa_tm_scan_irr_block): Same.
3876 (ipa_tm_decrement_clone_counts): Same.
3877 (ipa_tm_scan_irr_function): Same.
3878 (ipa_tm_create_version_alias): Same.
3879 (ipa_tm_create_version): Same.
3880 (ipa_tm_transform_calls_redirect): Same.
3881 (ipa_tm_transform_calls): Same.
3882 (ipa_tm_transform_transaction): Same.
3883 (ipa_tm_execute): Same.
3885 2012-01-10 Richard Guenther <rguenther@suse.de>
3888 * opts.c (common_handle_option): Handle -Werror.
3890 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3892 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3895 2012-01-10 Jason Merrill <jason@redhat.com>
3897 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3900 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3902 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3903 supports R_386_TLS_GD_PLT reloc.
3904 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3905 supports R_386_TLS_LDM_PLT reloc.
3906 * configure: Regenerate.
3907 * config.in: Regenerate.
3909 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3912 Extend __pgmx semantics to linearize memory.
3913 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3914 determine if code comes inline or from libgcc.
3915 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3916 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3917 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3918 (movmemx_qi, movmemx_hi): New insns.
3919 (xload_<mode>_libgcc): Rewrite to new insn condition.
3920 (xload_<mode>): Remove insns.
3921 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3922 cases that don't satisfy avr_xload_libgcc_p().
3923 (avr_addr_space_convert): Allow converting in any direction.
3924 (avr_addr_space_subset_p): Return always true.
3925 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3926 (avr_emit_movmemhi): Ditto.
3927 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3928 (avr_out_movmem): Ditto.
3929 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3930 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3931 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3932 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3933 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3935 2012-01-10 Richard Guenther <rguenther@suse.de>
3937 PR tree-optimization/50913
3938 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3939 Require data-refs to be representable by Graphite with respect
3942 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3944 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3945 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3947 2012-01-10 Tom de Vries <tom@codesourcery.com>
3949 PR rtl-optimization/51271
3950 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3951 handling annulled branch.
3953 2012-01-10 Richard Henderson <rth@redhat.com>
3955 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3956 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3957 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3958 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3959 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3960 arm_expand_vec_perm_const): New.
3961 * config/arm/arm-protos.h: Update.
3962 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3963 (*neon_vswp<VDQX>): New.
3964 (neon_vcombine<VDX>): Use neon_split_vcombine.
3965 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3966 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3967 (vec_perm<VE>): New.
3969 2012-01-10 Richard Henderson <rth@redhat.com>
3971 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3972 use it if reload_completed.
3973 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3974 arm_output_asm_insn, arm_process_output_memory_barrier,
3975 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3976 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3977 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3978 arm_process_output_sync_insn, arm_output_sync_insn,
3979 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3980 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3981 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3982 (emit_unlikely_jump): New.
3983 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3984 (arm_split_atomic_op): New.
3985 * config/arm/arm-protos.h: Update.
3986 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3987 (struct arm_sync_generator): Remove.
3988 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3989 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3990 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3991 (VUNSPEC_LL, VUNSPEC_SC): New.
3992 (sync_result, sync_memory, sync_required_value, sync_new_value,
3993 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3994 (attr length): Don't use arm_sync_loop_insns.
3995 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3996 (movsfcc, movdfcc): Likewise.
3997 * config/arm/constraints.md (Ua): New.
3998 * config/arm/prediates.md (mem_noofs_operand): New.
3999 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4000 (sync_clobber, sync_t2_reqd): Remove.
4001 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4002 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4003 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4004 (arm_sync_compare_and_swap<SIDI>): Remove.
4005 (arm_sync_compare_and_swap<NARROW>): Remove.
4006 (arm_sync_lock_test_and_set<SIDI>): Remove.
4007 (arm_sync_lock_test_and_set<NARROW>): Remove.
4008 (arm_sync_new_<syncop><SIDI>): Remove.
4009 (arm_sync_new_<syncop><NARROW>): Remove.
4010 (arm_sync_new_nand<SIDI>): Remove.
4011 (arm_sync_new_nand<NARROW>): Remove.
4012 (arm_sync_old_<syncop><SIDI>): Remove.
4013 (arm_sync_old_<syncop><NARROW>): Remove.
4014 (arm_sync_old_nand<SIDI>): Remove.
4015 (arm_sync_old_nand<NARROW>): Remove.
4016 (*memory_barrier): Merge arm_output_memory_barrier.
4017 (atomic_compare_and_swap<QHSD>): New.
4018 (atomic_compare_and_swap<NARROW>_1): New.
4019 (atomic_compare_and_swap<SIDI>_1): New.
4020 (atomic_exchange<QHSD>): New.
4021 (cas_cmp_operand, cas_cmp_str): New.
4022 (atomic_op_operand, atomic_op_str): New.
4023 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4024 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4025 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4026 (arm_load_exclusive<NARROW>): New.
4027 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4028 (arm_store_exclusive<QHSD>): New.
4030 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4032 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4033 reload patterns if -mvsx-scalar-memory.
4035 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4036 generated, even -mno-vsx-scalar-double was used.
4037 (vsx_xscvdpsp_scalar): Likewise.
4038 (vsx_xscvspdp_scalar2): Likewise.
4040 2012-01-09 Tom de Vries <tom@codesourcery.com>
4041 Andrew Pinski <apinski@cavium.com>
4044 * reorg.c (fill_slots_from_thread): Don't speculate
4045 frame-related insns.
4047 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4049 * sched-int.h (bb_note): Move to...
4050 * basic-block.h: ...here.
4051 * haifa-sched.c (bb_note): Move to...
4052 * cfgrtl.c: ...here.
4053 * function.c (next_block_for_reg): New function.
4054 (move_insn_for_shrink_wrap): Likewise.
4055 (prepare_shrink_wrap): Rewrite to use the above.
4057 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4059 * gimple.c (is_gimple_non_addressable): Remove.
4060 * gimple.h: Remove is_gimple_non_addressable.
4061 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4062 is_gimple_non_addressable.
4063 * trans-mem.c (expand_assign_tm): Same.
4065 2012-01-09 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/51775
4068 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4069 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4071 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4073 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4075 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4077 2012-01-09 Richard Guenther <rguenther@suse.de>
4079 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4081 2012-01-08 Jan Hubicka <jh@suse.cz>
4083 PR tree-optimize/51680
4084 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4085 on when known_vals needs to be computed; cleanup.
4087 2012-01-08 Jan Hubicka <jh@suse.cz>
4089 PR tree-optimize/51694
4090 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4092 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4094 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4095 for -std=c++98 and -std=c++11 too.
4097 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4099 * cfgloop.c (cancel_loop): Add free() of bbs array.
4101 2012-01-07 Jan Hubicka <jh@suse.cz>
4103 PR tree-optimization/51600
4104 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4105 that benefits small functions.
4107 2012-01-07 Jan Hubicka <jh@suse.cz>
4109 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4111 2012-01-07 Jan Hubicka <jh@suse.cz>
4113 PR tree-optimization/51680
4114 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4115 whose inlining reduce unit size.
4117 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4120 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4121 Add canonical node to containing_mem chain after the non-canonical
4122 one, even if there weren't any locs to propagate.
4123 (remove_useless_values): Keep only canonical values.
4124 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4125 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4126 canonicalize mem_chain elements that are not discarded.
4128 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4131 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4132 before emitting functions.
4134 PR gcov-profile/50127
4135 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4136 clear_aux_for_blocks.
4138 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4141 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4143 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4145 * c-decl.c (ext_block): Moved up.
4146 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4148 2012-01-06 Han Shen <shenhan@google.com>
4150 Translate built-in include paths for sysroot.
4151 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4152 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4154 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4155 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4157 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4158 control whether sysroot should be prepended to gxx include dir.
4160 * configure: Regenerate.
4162 2012-01-06 Torvald Riegel <triegel@redhat.com>
4164 PR rtl-optimization/51771
4165 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4166 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4168 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4170 PR tree-optimization/51315
4171 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4172 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4174 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4177 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4178 for shrp pattern. Correctly handle and fixup shift variable.
4179 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4181 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4184 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4185 note when !ACCUMULATE_OUTGOING_ARGS.
4187 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4189 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4191 (extract_range_from_unary_expr_1): Avoid useless computations.
4193 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4195 PR rtl-optimization/51767
4196 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4197 of jump_block and add an extra edge for degenerated asm gotos.
4200 * stmt.c (check_unique_operand_names): Don't ICE during error
4201 reporting if i is from labels chain.
4204 * profile.c (branch_prob): Split bbs that have exit edge
4205 and need a fake entry edge too.
4207 2012-01-05 Jan Hubicka <jh@suse.cz>
4210 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4213 2012-01-05 Richard Guenther <rguenther@suse.de>
4216 * tree-streamer-out.c (write_ts_optimization): New function.
4217 (streamer_write_tree_body): Call it.
4218 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4219 (streamer_read_tree_body): Call it.
4220 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4222 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4225 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4226 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4227 in_cleanup_point_expr before gimplify_stmt call and restore it
4229 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4230 in_cleanup_point_expr is false.
4232 2012-01-05 Richard Guenther <rguenther@suse.de>
4235 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4237 * toplev.c (process_options): Reject combining mudflap and LTO.
4238 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4240 2012-01-05 Richard Guenther <rguenther@suse.de>
4242 PR tree-optimization/51760
4243 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4245 (bit_value_unop): Handle UNDEFINED operands.
4246 (bit_value_binop): Likewise.
4248 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4250 * config/avr/avr.c (avr_replace_prefix): Remove.
4251 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4252 (avr_asm_function_rodata_section): Ditto.
4253 (avr_asm_select_section): Ditto.
4255 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4257 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4260 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4263 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4264 calls that have any non-fake successor edges.
4267 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4269 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4271 PR tree-optimization/51624
4272 * tree-sra.c (build_ref_for_model): When replicating a chain of
4273 COMPONENT_REFs, stop as soon as the offset would become negative.
4275 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4278 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4279 in .debug_loc on the floor.
4281 2012-01-04 Andrew Pinski <apinski@cavium.com>
4283 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4285 2012-01-04 Andrew Pinski <apinski@cavium.com>
4286 Adam Nemet <anemet@caviumnetworks.com>
4288 * config/mips/mips.md (size): Add SI and DI.
4289 (SIZE): New mode attribute.
4290 (U): New code attribute.
4291 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4292 (mips_lbux_<mode>): Delete.
4293 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4294 (mips_lhx): Use gen_mips_lhx_extsi.
4295 (mips_lhx_<mode>): Delete.
4297 (mips_l<size>x): New expand.
4298 (mips_lwx_<mode>): Delete.
4299 (mips_l<GPR:size>x_<P:mode>): New pattern.
4300 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4301 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4302 * config/mips/mips.c (mips_lx_address_p): New function.
4303 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4304 (dsp64): New availability predicate.
4305 (mips_builtins): Add an entry for __builtin_mips_ldx.
4306 * config/mips/mips.h (ISA_HAS_LBX): New define.
4307 (ISA_HAS_LBUX): Likewise.
4308 (ISA_HAS_LHX): Likewise.
4309 (ISA_HAS_LHUX): Likewise.
4310 (ISA_HAS_LWX): Likewise.
4311 (ISA_HAS_LWUX): Likewise.
4312 (ISA_HAS_LDX): Likewise.
4313 * doc/extend.texi (__builtin_mips_ldx): Document.
4315 2012-01-04 Tristan Gingold <gingold@adacore.com>
4317 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4318 when long pointers are used.
4319 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4320 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4321 (ia64-hp-*vms*): Remove.
4322 * config/vms/xm-vms64.h: Delete.
4324 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4327 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4329 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4331 * opts.c (finish_options): Remove duplicate sorry.
4333 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4336 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4339 2012-01-04 Richard Guenther <rguenther@suse.de>
4342 * tree.c (size_low_cst): New function.
4343 * tree.h (size_low_cst): Declare.
4344 * fold-const.c (fold_comparison): Use it to extract the low
4345 part of the POINTER_PLUS_EXPR offset.
4347 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4349 Fix clearing ZERO_REG
4350 * config/avr/avr.md (cc): Add alternative "ldi".
4351 (movqi_insn): Use it in cc attribute.
4352 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4353 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4354 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4356 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4358 * configure: Regenerate.
4360 2012-01-04 Richard Guenther <rguenther@suse.de>
4362 PR tree-optimization/49651
4363 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4364 (var_can_have_subvars): Use it.
4365 (get_constraint_for_1): Only consider subfields if there can be any.
4367 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4370 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4371 to its new canonical_cselib_val and the cselib_val was in
4372 first_containing_mem chain, but the canonical_cselib_val was not,
4373 add the latter into the chain.
4374 (cselib_invalidate_mem): Compare canonical_cselib_val of
4375 addr_list chain elt with v.
4378 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4379 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4381 (output_macinfo_op): Don't ggc_strdup fd->filename.
4382 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4383 then ggc_strdup it. Don't free inc->info or cur->info.
4384 (output_macinfo): Don't free ref->info or file->info.
4386 2012-01-03 Ira Rosen <irar@il.ibm.com>
4388 PR tree-optimization/51269
4389 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4390 first_niters a pointer.
4391 (slpeel_tree_peel_loop_to_edge): Likewise.
4392 (vect_do_peeling_for_loop_bound): Update call to
4393 slpeel_tree_peel_loop_to_edge.
4394 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4395 here. Remove it from the parameters list.
4396 (vect_do_peeling_for_alignment): Update calls and compute
4399 2012-01-03 Richard Guenther <rguenther@suse.de>
4401 PR tree-optimization/51070
4402 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4403 Properly handle calls.
4405 2012-01-03 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/51692
4408 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4409 the LHS of allocation stmts.
4411 2012-01-03 Olivier Hainque <hainque@adacore.com>
4413 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4415 2012-01-03 Olivier Hainque <hainque@adacore.com>
4417 * collect2.c (main): In AIX specific computations for vector
4418 insertions, use CONST_CAST2 to cast from char ** to const char **.
4420 2012-01-03 Richard Guenther <rguenther@suse.de>
4423 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4424 the context of a limbo DIE when it does not already exist.
4426 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4428 PR tree-optimization/51719
4429 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4430 but direct call is, clear direct call's lhs and don't add fallthrough
4431 edge from dcall_bb to join_bb and PHIs.
4433 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4435 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4436 the instructions emitted by the pattern.
4437 ("*TDC_insn_<mode>"): Add comment.
4439 2012-01-03 Richard Guenther <rguenther@suse.de>
4442 * fold-const.c (fold_comparison): Properly canonicalize
4443 tree offset and HOST_WIDE_INT bit position.
4445 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4447 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4448 operands for extzv pattern.
4450 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4453 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4456 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4458 * doc/invoke.texi (-flto and related options): Copy-edit.
4460 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4462 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4464 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4466 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4469 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4471 * expr.h (move_by_pieces_ninsns): Declare.
4472 * expr.c (move_by_pieces_ninsns): Make external.
4473 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4474 (mips_store_by_pieces_p): Likewise.
4475 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4476 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4477 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4478 (mips_store_by_pieces_p): Likewise.
4480 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4482 * passes.c (register_one_dump_file): Free full_name.
4484 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4485 (calculate_elim_costs_all_insns): Free offsets_at and
4486 offsets_known_at at the end and clear the pointers.
4488 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4490 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4491 this option introduced in r180739.
4493 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4496 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4497 (tmake_file target=avr): Add avr/t-multilib.
4499 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4500 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4501 * config/avr/genmultilib.awk: New file.
4502 * config/avr/t-multilib: New auto-generated file.
4503 * config/avr/multilib.h: New auto-generated file.
4504 * config/avr/t-avr (AVR_MCUS): New variable.
4505 (genopt.sh): Use it.
4506 (s-mlib): Depend on t-multilib.
4507 (t-multilib, multilib.h): New dependencies.
4508 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4509 (MULTILIB_OPTIONS): Remove.
4510 (MULTILIB_MATCHES): Remove.
4511 (MULTILIB_DIRNAMES): Remove.
4512 (MULTILIB_EXCEPTIONS): Remove:
4513 * config/avr/genopt.sh: Don't use hard coded file name;
4514 pass AVR_MCUS from t-avr instead.
4516 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4518 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4520 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4522 Implement light-weight DImode support.
4523 * config/avr/avr-dimode.md: New file.
4524 * config/avr/avr.md: Include it.
4525 (adjust_len): Add plus64, compare64.
4526 (HIDI): Remove code iterator.
4527 (code_stdname): New code attribute.
4528 (rotx, rotsmode): Remove DI.
4529 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4531 * config/avr/avr-protos.h (avr_have_dimode): New.
4532 (avr_out_plus64, avr_out_compare64): New.
4533 * config/avr/avr.c (avr_out_compare): Handle DImode.
4534 (avr_have_dimode): New variable definition and initialization.
4535 (avr_out_compare64, avr_out_plus64): New functions.
4536 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4537 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4538 (avr_compare_pattern): Skip DImode comparisons.
4540 2012-01-02 Revital Eres <revital.eres@linaro.org>
4542 * ddg.c (def_has_ccmode_p): New function.
4543 (add_cross_iteration_register_deps,
4544 create_ddg_dep_from_intra_loop_link): Call it.
4546 2012-01-02 Richard Guenther <rguenther@suse.de>
4549 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4551 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4553 * gcc.c (process_command): Update copyright notice dates.
4554 * gcov.c (print_version): Likewise.
4555 * gcov-dump.c (print_version): Likewise.
4556 * mips-tfile.c (main): Likewise.
4557 * mips-tdump.c (main): Likewise.
4559 2012-01-01 Ira Rosen <irar@il.ibm.com>
4561 PR tree-optimization/51704
4562 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4563 a use is inside the basic block or loop before accessing its vect info.
4565 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4567 PR rtl-optimization/51069
4568 * cfgloopmanip.c (remove_path): Removing path making irreducible
4569 region unconditional makes BB part of the region.
4571 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4573 PR tree-optimization/51683
4574 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4575 calls with side-effects.
4576 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4578 Copyright (C) 2012 Free Software Foundation, Inc.
4580 Copying and distribution of this file, with or without modification,
4581 are permitted in any medium without royalty provided the copyright
4582 notice and this notice are preserved.