1 2012-05-26 Martin Jambor <mjambor@suse.cz>
4 2012-05-23 Martin Jambor <mjambor@suse.cz>
6 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
8 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
11 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
12 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
14 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
17 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
18 (ix86_expand_vec_perm): Use int mode instead of float.
20 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
23 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
24 gnu_ld variables to yes.
25 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
26 (HAVE_GNU_AS): Likewise.
27 * config.in: Regenerate.
28 * configure: Likewise.
30 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
32 Backport from mainline
33 2012-03-12 Richard Guenther <rguenther@suse.de>
34 * config/arm/arm.c (neon_dereference_pointer): Do not call
35 covert during RTL expansion.
37 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
39 Backport from mainline
40 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
43 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
44 relied on signed overflow behavior.
46 2012-05-24 Richard Guenther <rguenther@suse.de>
49 * tree-profile.c (tree_profiling): Cleanup the CFG if
50 execute_fixup_cfg requests it.
52 2012-05-24 Jakub Jelinek <jakub@redhat.com>
54 PR tree-optimization/53465
55 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
56 vr0 into *vr, then vrp_meet that.
57 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
58 have any equivalences.
59 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
62 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
64 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
66 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
67 (iterative_hash_gimple_type): Adjust comment.
68 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
69 domain for an array type instead of the domain type itself.
71 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
73 Backport from 2012-05-23 mainline r187803
76 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
77 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
80 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
82 Backport from 2012-05-03 mainline r187075
84 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
85 has_fma4 for AMD processors with both fma3 and fma4 support.
87 2012-05-22 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/53408
90 * tree-vect-loop.c (vectorizable_induction): Properly check
91 the restriction that we cannot handle induction results from
92 the inner loop outside of the outer loop.
94 2012-05-21 Jakub Jelinek <jakub@redhat.com>
96 PR tree-optimization/53436
97 * omp-low.c (omp_build_component_ref): New function.
98 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
100 PR tree-optimization/53366
101 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
102 tests if complex_numbers == 2, but there are non-complex number loads
105 PR tree-optimization/53409
106 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
107 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
109 PR tree-optimization/53410
110 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
111 instead of build_int_cst (type, 0) where vector types might be
114 2012-05-21 Joseph Myers <joseph@codesourcery.com>
117 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
118 from folded operands before wrapping another around the
119 conditional expression.
121 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
122 Patrick Marlier <patrick.marlier@gmail.com>
124 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
127 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
129 Backport from mainline
130 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
133 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
134 (UNSPECV_RDRAND): This.
135 (rdrand<mode>_1): Updated.
137 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
139 Backport from mainline
140 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
142 * config/i386/driver-i386.c (host_detect_local_cpu): Support
143 RDRND, F16C and FSGSBASE.
145 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
147 Backport from mainline
148 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
150 * tree-ssa-pre.c (can_value_number_call): Delete.
151 (compute_avail): Skip all statements with side effects.
152 <GIMPLE_CALL>: Skip calls to internal functions.
154 2012-05-18 David S. Miller <davem@davemloft.net>
156 Backport r185385 from mainline
157 2012-03-14 Richard Guenther <rguenther@suse.de>
160 * tree-vect-generic.c (type_for_widest_vector_mode): Take
161 element type instead of mode, use build_vector_type_for_mode
162 instead of the langhook, build a vector of proper signedness.
163 (expand_vector_operations_1): Adjust.
165 2012-05-18 Olivier Hainque <hainque@adacore.com>
167 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
168 $(libsubdir) as libexecsubdir.
170 2012-05-16 Andrew Pinski <apinski@cavium.com>
172 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
175 2012-05-16 David S. Miller <davem@davemloft.net>
177 * jump.c (delete_related_insns): If we remove a CALL, make sure
178 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
180 2012-05-16 Richard Henderson <rth@redhat.com>
183 * combine-stack-adj.c (prev_active_insn_bb): New.
184 (next_active_insn_bb): New.
185 (force_move_args_size_note): New.
186 (combine_stack_adjustments_for_block): Use it.
188 2012-05-16 Olivier Hainque <hainque@adacore.com>
190 * Makefile.in (install-no-fixedincludes): New target, former toplevel
191 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
192 Add comments and improve stamp preservation across the whole sequence.
193 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
195 2012-05-16 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/53364
198 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
199 detect a view-conversion of the decl.
201 2012-05-15 Jakub Jelinek <jakub@redhat.com>
204 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
205 that operands[2] is either immediate, or q_regs_operand.
207 2012-05-15 Bin Cheng <bin.cheng@arm.com>
209 Backport r187139 from mainline.
210 2012-05-04 Bin Cheng <bin.cheng@arm.com>
212 PR rtl-optimization/52804
213 * reload1.c (reload_reg_reaches_end_p): Check whether successor
214 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
215 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
216 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
217 RELOAD_FOR_OUTADDR_ADDRESS.
219 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
222 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
223 generate target register for "load" class builtins.
226 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
230 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
231 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
232 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
233 (<sse>_movu<ssemodesuffix>): New expander.
234 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
235 (avx_movdqu<avxmodesuffix>): New expander.
236 (*sse2_movdqu): Rename from sse2_movdqu.
237 (sse2_movdqu): New expander.
239 2012-05-14 Jakub Jelinek <jakub@redhat.com>
241 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
242 lineno 1 the same as lineno 0 before first start file directive.
243 (optimize_macinfo_range): Likewise.
245 * dwarf2out.c (have_macinfo): Define.
246 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
247 attribute, don't force empty compilation unit and don't emit any
248 .debug_macinfo/.debug_macro section if macinfo_table is empty.
250 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
252 Backport from mainline
253 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
255 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
256 ORDERED and UNORDERED conditions.
258 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
260 * function.c (requires_stack_frame_p): If the function can throw
261 non-call exceptions, return true if the insn can throw internally.
263 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
265 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
266 DECL_ORIGINAL_TYPE if it is present.
268 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
270 Backport from 2012-05-12 mainline r187342.
273 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
274 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
275 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
276 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
277 (expand_prologue): Move initialization of cfun->machine->is_naked,
278 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
279 (avr_set_current_function): ...this new static function.
280 (TARGET_SET_CURRENT_FUNCTION): New define.
281 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
282 checking attributes of current_function_decl.
283 (avr_regs_to_save): Ditto.
284 (signal_function_p): Rename to avr_signal_function_p.
285 (interrupt_function_p): Rename to avr_interrupt_function_p.
287 * doc/extend.texi (Function Attributes): Better explanation of
288 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
291 2012-05-09 Matthias Klose <doko@ubuntu.com>
293 * gcc-ar.c (main): Don't check for execute bits for the plugin.
295 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
298 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
299 when a constant source operand matches an "I" constraint, the "no
300 CC0 change" applies to a register-destination only, not a
301 strict_low_part-destination.
303 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
305 Backport from mainline:
306 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
308 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
310 2012-05-07 Jakub Jelinek <jakub@redhat.com>
312 PR tree-optimization/53239
313 * tree-vrp.c (get_value_range): Set VR of
314 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
317 2012-05-07 Richard Guenther <rguenther@suse.de>
319 PR tree-optimization/53195
320 * tree-inline.c (setup_one_parameter): Properly add referenced
321 vars from the parameters new known value.
323 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
325 Backport from mainline:
326 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
329 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
332 2012-05-04 Ian Lance Taylor <iant@google.com>
334 * tree-vect-patterns.c (vect_single_imm_use): Correct return
335 values from false to NULL.
337 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
339 Backport from mainline
340 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
344 (TARGET_CMOV): Rename from TARGET_CMOVE.
345 (TARGET_CMOVE): New define.
346 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
347 Do not set TARGET_CMOVE here.
349 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
351 Backport from mainline:
353 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
355 PR tree-optimization/52633
356 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
357 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
358 (vect_recog_over_widening_pattern): Remove handling of code that was
359 already detected as over-widening pattern. Remove special handling
360 of "unsigned" cases. Instead, support general case of conversion
361 of the shift result to another type.
363 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
365 * tree-vect-patterns.c (vect_single_imm_use): New function.
366 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
367 (vect_recog_over_widening_pattern): Likewise.
368 (vect_recog_widen_shift_pattern): Likewise.
370 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
372 PR tree-optimization/52870
373 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
374 presumed pattern statement is within the same loop or basic block.
376 2012-05-04 Richard Guenther <rguenther@suse.de>
378 * common.opt (flto-report): Do not mark as Optimization.
380 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
383 * recog.c (constrain_operands): If extra constraints are present, also
384 accept pseudo-registers with equivalent memory locations during reload.
386 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
388 Backport from the mainline
389 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
392 * config/rs6000/rs6000.md (bswapdi splitters): If
393 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
394 default) is used, generate an alternate sequence that does not
395 depend on using indexed addressing.
397 2012-05-03 David S. Miller <davem@davemloft.net>
400 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
401 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
402 (sparc_emit_float_lib_cmp): Likewise.
404 2012-05-04 Martin Jambor <mjambor@suse.cz>
406 Backport from mainline
407 2012-05-02 Martin Jambor <mjambor@suse.cz>
410 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
411 of a variable when the contect is a function.
413 2012-05-03 Jakub Jelinek <jakub@redhat.com>
416 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
417 append program name to it and pass that as first argument
418 to make_relative_prefix. Always pass standard_libexec_prefix
419 as last argument to make_relative_prefix. If
420 make_relative_prefix returns NULL, fall back to
421 standard_libexec_prefix.
424 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
428 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
429 mode, return that mode.
431 2012-05-03 Richard Guenther <rguenther@suse.de>
433 PR tree-optimization/53144
434 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
436 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
437 with SSA name values.
438 (vn_reference_lookup_3): Adjust callers.
440 2012-05-02 Jakub Jelinek <jakub@redhat.com>
442 PR tree-optimization/53163
443 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
444 return value from compute_all_dependences.
446 PR rtl-optimization/53160
447 * ree.c (combine_reaching_defs): Handle the case where cand->insn
448 has been modified by ree pass already.
450 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
452 Backport from mainline
453 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
456 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
457 calls to cgraph_node_name in xstrdup.
458 (ipa_make_edge_direct_to_target): Ditto.
459 * tree-sra.c (convert_callers_for_node): Ditto.
460 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
461 * ipa-cp.c (perhaps_add_new_callers): Ditto.
462 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
463 (cgraph_materialize_all_clones): Ditto.
464 * ipa-inline.c (report_inline_failed_reason): Ditto.
465 (want_early_inline_function_p): Ditto.
466 (edge_badness): Ditto.
467 (update_edge_key): Ditto.
468 (flatten_function): Ditto.
470 (inline_always_inline_functions): Ditto.
471 (early_inline_small_functions): Ditto.
473 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
475 Backport from mainline
476 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
478 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
479 Introduce emul_name to select the right linker emulation for
480 powerpc64-*-freebsd*.
481 * configure: Regenerate.
482 * config.gcc: Add bits to support powerpc64-*-freebsd*.
483 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
484 * config/rs6000/freebsd64.h: New file.
485 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
487 (rs6000_savres_strategy): Likewise.
488 (rs6000_savres_routine_name): Likewise.
489 (rs6000_elf_file_end): Likewise.
490 * config/rs6000/t-freebsd64: New file.
491 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
492 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
494 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
496 Backport from mainline
497 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
500 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
502 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
504 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
505 predicate to discriminate types.
507 2012-04-27 Richard Guenther <rguenther@suse.de>
510 * convert.c (convert_to_integer): Avoid infinite recursion for
511 target-defined built-in types.
513 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
516 * config/cris/cris.md ("*andhi_lowpart_v32")
517 ("*andqi_lowpart_v32"): Change first input-only operand from
518 a (match_operand ...) to (match_dup 0). Drop alternatives with
519 const_int-matching constraints for redundancy.
520 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
521 three-operand alternative.
523 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
525 Backport from mainline
526 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
528 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
529 (*addsi_2_zext): Ditto.
530 (*add<mode>_3): Ditto.
531 (*addsi_3_zext): Ditto.
532 (*add<mode>_5): Ditto.
534 2012-04-25 Jakub Jelinek <jakub@redhat.com>
537 * c-typeck.c (set_nonincremental_init,
538 set_nonincremental_init_from_string): Pass true instead of false
539 as IMPLICIT to add_pending_init.
541 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
543 Backport from 2012-04-24 mainline r186768.
546 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
548 2012-04-24 Richard Guenther <rguenther@suse.de>
550 PR tree-optimization/53085
551 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
554 2012-04-24 Jakub Jelinek <jakub@redhat.com>
557 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
559 (output_addressed_constants): Likewise.
562 * varasm.c (get_section): Don't ICE for section conflicts with
563 built-in section kinds.
565 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
567 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
569 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
571 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
573 2012-04-23 Richard Guenther <rguenther@suse.de>
576 * c-typeck.c (build_binary_op): Fix typo.
578 2012-04-23 Jakub Jelinek <jakub@redhat.com>
580 PR tree-optimizations/52891
581 * tree-vect-patterns.c (adjust_bool_pattern): Use
582 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
583 but with non-standard precision.
585 2012-04-22 Ian Lance Taylor <iant@google.com>
587 * godump.c (go_output_typedef): Dump size of structs.
589 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
591 Backport from mainline:
593 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
594 hints for 'A' operand types.
596 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
598 Backport from 2012-04-19 mainline r186588.
601 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
604 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
606 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
608 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/sync.md (atomic_<code><mode>): Rename to
612 atomic_<logic><mode>.
614 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
616 Backport from mainline
617 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
620 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
621 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
622 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
623 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
624 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
625 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
626 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
627 gen_avx2_permvarv8sf.
629 2012-04-16 Martin Jambor <mjambor@suse.cz>
631 Backported from mainline
633 2012-04-13 Martin Jambor <mjambor@suse.cz>
636 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
637 fold_ctor_reference returns a zero constant.
639 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
641 Backported from mainline
642 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
644 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
645 and __ILP32__ for x32.
647 2012-04-13 Tom de Vries <tom@codesourcery.com>
649 Backport from mainline r186418.
651 2012-04-13 Tom de Vries <tom@codesourcery.com>
653 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
654 parameters vuse and vuse_escaped.
655 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
656 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
659 2012-04-13 Richard Guenther <rguenther@suse.de>
661 PR tree-optimization/52969
662 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
663 the condition for the COND_EXPR and handle predicate negation
664 by swapping the COND_EXPR arms.
666 2012-04-13 Richard Guenther <rguenther@suse.de>
669 * convert.c (convert_to_pointer): Remove special-casing of
672 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
674 Backport from mainline
675 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
678 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
679 the list of options to enable the FCFID instruction.
680 (TARGET_EXTRA_BUILTINS): Adjust comment.
682 2012-04-12 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/52943
685 * tree-chrec.h (chrec_is_positive): Remove.
686 * tree-scalar-evolution.c (chrec_is_positive): Move ...
687 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
688 Return false for a constant zero instead of negative.
689 (analyze_siv_subscript_cst_affine): Handle zero difference
690 in the initial condition explicitely.
692 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
695 * varasm.c (process_pending_assemble_externals): Set
696 pending_assemble_externals_processed true.
697 (assemble_external): Call assemble_external_real if the pending
698 assemble externals have been processed.
700 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
703 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
704 the DECL generated for the special GOT helper.
706 2012-04-06 Walter Lee <walt@tilera.com>
708 Backport from mainline
709 2012-03-07 Walter Lee <walt@tilera.com>
711 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
712 REG_CFA_* notes for the stack pointer.
713 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
714 EH_RETURN_STACKADJ_RTX.
715 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
716 generate REG_CFA_* notes for the stack pointer.
717 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
718 by EH_RETURN_STACKADJ_RTX.
720 2012-04-06 Matt Turner <mattst88@gmail.com>
722 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
724 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
726 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
727 of the destination isn't also a FP_REGS register.
729 2012-04-03 Richard Guenther <rguenther@suse.de>
731 Backport from mainline
732 2012-03-02 Richard Guenther <rguenther@suse.de>
734 PR tree-optimization/52406
735 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
736 (struct indices): Add unconstrained_base member.
737 (struct dr_alias): Remove unused vops member.
738 (DR_UNCONSTRAINED_BASE): New define.
739 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
740 add indices to allow their disambiguation. Make DR_BASE_OBJECT
741 be an artificial access that covers the whole indexed object,
742 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
743 plain decl base-objects to their MEM_REF variant.
744 (dr_may_alias_p): When the base-object of either data reference
745 has unknown size use only points-to information.
746 (compute_affine_dependence): Make dumps easier to read and
748 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
749 DR_REF when looking for packed references.
750 (vect_supportable_dr_alignment): Likewise.
752 2012-04-03 Richard Guenther <rguenther@suse.de>
754 Backport from mainline
755 2012-03-15 Richard Guenther <rguenther@suse.de>
758 * tree-data-ref.c (subscript_dependence_tester_1): Check
759 all dimensions for non-conflicting access functions.
761 2012-04-03 Richard Guenther <rguenther@suse.de>
763 Backport from mainline
764 2012-03-06 Richard Guenther <rguenther@suse.de>
767 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
769 2012-03-23 Richard Guenther <rguenther@suse.de>
771 PR tree-optimization/52678
772 * tree-vectorizer.h (struct _stmt_vec_info): Add
773 loop_phi_evolution_part member.
774 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
775 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
776 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
777 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
778 Use the cached evolution part and the PHI nodes value from
779 the loop preheader edge instead of re-analyzing the evolution.
781 2012-03-26 Richard Guenther <rguenther@suse.de>
783 PR tree-optimization/52701
784 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
785 compute and set the evolution part of PHI nodes.
787 2012-03-30 Richard Guenther <rguenther@suse.de>
789 PR tree-optimization/52754
790 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
791 propagate arbitrary addresses into really plain dereferences.
793 2012-04-03 Jakub Jelinek <jakub@redhat.com>
795 PR tree-optimization/52835
796 * tree-data-ref.c (build_rdg): Return NULL if
797 compute_data_dependences_for_loop failed.
799 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
801 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
802 (stmt_can_make_abnormal_goto): Use it.
803 (is_ctrl_altering_stmt): Likewise.
805 2012-03-31 Martin Jambor <mjambor@suse.cz>
807 Backported from mainline
808 2012-03-30 Martin Jambor <mjambor@suse.cz>
810 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
811 is a builtin_stack_save in a dominating BB.
813 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
816 crossing 128bit lane boundary.
818 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
820 Backported from mainline
821 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
826 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
827 * config/i386/i386.c: Include reload.h.
828 (ix86_legitimize_reload_address): New function.
830 2012-03-28 Martin Jambor <mjambor@suse.cz>
832 Backported from mainline
833 2012-03-27 Martin Jambor <mjambor@suse.cz>
836 * tree-sra.c (sra_modify_assign): Do not call
837 load_assign_lhs_subreplacements when working with an unscalarizable
840 2012-03-28 Jakub Jelinek <jakub@redhat.com>
843 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
844 __builtin_va_start to __builtin_next_arg if the latter is
845 builtin_decl_explicit_p rather than when it is not.
848 * tree-vect-generic.c (vector_element): Perform multiplication
849 for pos in bitsizetype type instead of idx type.
851 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
853 Backport from 2012-03-28 mainline r185910.
856 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
857 (avr_builtin_decl): New static function.
858 (struct avr_builtin_description, avr_bdesc): Move up.
859 Add GTY marker. Add field fndecl. Remove redundant field id.
860 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
861 (avr_expand_builtin): Code cleanup because .id is removed.
863 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
866 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
869 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
871 Backport from 2012-03-28 mainline r185907.
874 * config.gcc (tm_file): Remove avr/multilib.h.
876 * doc/invoke.texi (AVR Options): Adjust
877 documentation of -mtiny-stack.
879 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
880 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
881 * config/avr/t-avr: Remove generation of multilib.h.
882 * config/avr/t-multilib: Regenerate.
883 * config/avr/multilib.h: Remove.
884 * config/avr/avr.opt (-msp8): New option.
885 (avr_sp8): New variable.
886 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
887 * config/avr/avr.h (AVR_HAVE_SPH): New define.
888 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
889 (avr_device_to_sp8): New prototype.
890 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
891 (DRIVER_SELF_SPECS): New define.
892 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
893 __AVR_SP8__, __AVR_HAVE_SPH__.
894 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
895 AVR_HAVE_8BIT_SP to decide if SP_H is present.
896 (avr_file_start): Ditto.
898 2012-03-28 Jakub Jelinek <jakub@redhat.com>
901 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
902 instead of 8 in adjust_address.
904 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
906 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
907 of a unit before computing the offset in units.
909 2012-03-27 Richard Guenther <rguenther@suse.de>
912 * fold-const.c (try_move_mult_to_index): Handle &x.array more
915 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
918 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
920 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
923 * varasm.c: Include pointer-set.h.
924 (pending_assemble_externals_set): New pointer set.
925 (process_pending_assemble_externals): Destroy the pointer set.
926 (assemble_external): See if decl is in pending_assemble_externals_set,
927 and add it to pending_assemble_externals if necessary.
928 (init_varasm_once): Allocate pending_assemble_externals_set.
930 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
932 Backported from mainline
933 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
936 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
937 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
938 (vector_ltgt<mode>): Likewise.
939 (vector_ordered<mode>): Likewise.
940 (vector_unordered<mode>): Likewise.
941 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
943 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
945 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
948 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
950 Backported from mainline
951 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
955 * config/sh/sh.c (sh_register_move_cost): Increase cost between
956 GENERAL_REGS and FP_REGS for SImode.
958 2012-03-22 Jakub Jelinek <jakub@redhat.com>
961 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
962 on any new_local_var_chain vars declared during recursing on
963 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
965 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
967 Backport from 2012-03-22 mainline r185692.
970 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
971 (unspecv): Add UNSPECV_MEMORY_BARRIER.
972 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
973 (delay_cycles_1, delay_cycles_2): Ditto.
974 (delay_cycles_3, delay_cycles_4): Ditto.
975 (nopv, *nopv): Ditto.
976 (sleep, *sleep): Ditto.
979 Backport from 2012-03-21 mainline r185605.
981 PR rtl-optimization/52543
983 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
984 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
985 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
986 (avr_load_libgcc_p): Restrict to __flash loads.
987 (avr_out_lpm): Only handle 1-byte loads from __flash.
988 (avr_load_lpm): New function.
989 (avr_find_unused_d_reg): Remove.
990 (avr_out_lpm_no_lpmx): Remove.
991 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
992 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
993 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
994 (load_<mode>, load_<mode>_clobber): New insns.
995 (mov<mode>): For multi-byte move from non-generic
996 16-bit address spaces: Expand to load_<mode> resp.
998 (load<mode>_libgcc): Remove expander.
999 (split-lpmx): Remove split.
1001 Backport from 2012-03-13 mainline r185329.
1004 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1005 offset (size) to a value the insns can deal with.
1006 (expand_epilogue): Ditto.
1008 Backport from 2012-03-12 mainline r185256.
1011 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1012 type from reg_class_t to enum reg_class.
1013 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1015 Backport from 2012-03-12 mainline r185253.
1018 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1019 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1020 r184615 from 2012-02-28.
1022 Backport from 2012-03-08 mainline r185105.
1024 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1025 for constants in [-63,63].
1027 Backport from 2012-03-08 mainline r185100.
1030 * config/avr/avr.c (avr_mem_clobber): New static function.
1031 (avr_expand_delay_cycles): Add memory clobber operand to
1032 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1033 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1034 (enable_interrupt, disable_interrupt): New expander.
1035 (nopv, sleep, wdr): New expanders.
1036 (delay_cycles_1): Add memory clobber.
1037 (delay_cycles_2): Add memory clobber.
1038 (delay_cycles_3): Add memory clobber.
1039 (delay_cycles_4): Add memory clobber.
1040 (cli_sei): New insn from former "enable_interrupt",
1041 "disable_interrupt" with memory clobber.
1042 (*wdt): New insn from former "wdt" with memory clobber.
1043 (*nopv): Similar, but for "nopv".
1044 (*sleep): Similar, but for "sleep".
1046 Backport from 2012-03-07 mainline r185043.
1049 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1051 Backport from 2012-03-07 mainline r185032.
1054 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1055 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1056 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1058 Backport from 2012-03-07 mainline r185031.
1061 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1063 * config/avr/avr.md (xload_8): Adjust insn length.
1065 Backport from 2012-03-07 mainline r185030.
1068 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1069 if RAMPZ affects reading from RAM.
1071 Backport from 2012-03-05 mainline r184919.
1073 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1075 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1077 Backport from mainline r185259.
1080 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1081 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1083 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1085 Backported from mainline
1086 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1089 * c-parser.c (c_parser_postfix_expression)
1090 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1092 * config/i386/smmintrin.h: Avoid /* within a comment.
1093 * config/i386/nmmintrin.h: Likewise.
1095 2012-03-22 Richard Guenther <rguenther@suse.de>
1097 * BASE-VER: Set to 4.7.1.
1098 * DEV-PHASE: Set to prerelease.
1100 2012-03-22 Release Manager
1102 * GCC 4.7.0 released.
1104 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1106 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1108 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1109 Andrew Pinski <apinski@cavium.com>
1112 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1113 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1114 calls instead of __builtin_ir{int,ound}*.
1116 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1119 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1122 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1124 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1125 Refer to GCC 4.7 version of c99status.html.
1127 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1129 Backport from mainline
1130 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1132 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1133 redefine to be NULL if the current bit-size is different from the
1134 configured bit-size.
1136 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1137 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1138 set the default tuning. Add asserts to make sure the cpu and tune
1139 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1140 test whether the index is set, instead of > 0.
1141 (rs6000_file_start): Do not reset the default cpu if the current
1142 bit-size is different from the configured bit-size.
1144 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1146 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1148 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1149 Update binutils references.
1150 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1151 Update binutils reference.
1152 Update Sun as/GNU ld caveat.
1153 Document binutils largefile requirement for LTO plugin.
1154 Remove reference to alternate libpthread.
1156 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1158 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1160 (Specific, mips-sgi-irix6): Likewise.
1162 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1164 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1165 * configure: Regenerate.
1167 2012-03-07 Richard Henderson <rth@redhat.com>
1169 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1170 * config/m68k/sync.md (atomic_test_and_set): Use it.
1171 (atomic_test_and_set_1): Likewise.
1173 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1176 * Makefile.in: Let install-gcc-ar depend on installdirs,
1177 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1178 Don't double canonicalize if cross-compiling.
1180 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1182 * trans-mem.c: New typedef for tm_region_p.
1183 Define vector types for tm_region_p.
1184 (tm_region_init): Replace region_worklist to a vector called
1187 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1190 * trans-mem.c (tm_region_init): Use last_basic_block.
1192 2012-03-05 Richard Henderson <rth@redhat.com>
1195 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1196 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1197 BIGGEST_ALIGNMENT is aligned.
1199 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1201 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1203 2012-03-05 Richard Henderson <rth@redhat.com>
1206 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1207 instead of calling negqi2 directly.
1209 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1211 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1212 (INTMAX_TYPE): Use it.
1213 (UINTMAX_TYPE): Likewise.
1214 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1215 (irix6_c_common_override_options): Declare.
1216 (C_COMMON_OVERRIDE_OPTIONS): Define.
1217 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1218 * config/mips/irix6-c.c: New file.
1219 * config/mips/t-irix6 (irix6-c.o): New target.
1220 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1223 2012-03-02 Richard Henderson <rth@redhat.com>
1225 * optabs.c (expand_atomic_test_and_set): Honor
1226 atomic_test_and_set_trueval even when atomic_test_and_set
1227 optab is not in use.
1229 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1231 Backport from mainline
1232 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1234 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1236 2012-03-02 Richard Guenther <rguenther@suse.de>
1238 * DEV-PHASE: Set to prerelease.
1240 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1242 * config.gcc (obsolete): Add all ARM targets using the FPA.
1243 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1244 * doc/install.texi: Avoid references to obsolete ARM ports.
1246 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1248 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1250 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1251 Joern Rennecke <joern.rennecke@embecosm.com>
1253 * doc/extend.texi: Expand and update information on interrupt
1254 attribute for Epiphany.
1256 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1258 * config/sh/sh-protos.h: Update copyright notice dates.
1259 * config/sh/sh.h: Likewise.
1260 * config/sh/sh.md: Likewise.
1261 * config/sh/constraints.md: Likewise.
1262 * config/sh/predicates.md: Likewise.
1264 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1266 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1267 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1269 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1271 * config/sh/constraints.md: Fix comment typo.
1273 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1276 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1277 unsigned HOST_WIDE_INT.
1278 (zvdep_imm64): Likewise.
1279 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1280 (vdepi_and): Likewise.
1281 Likewise for unamed 64-bit patterns.
1282 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1284 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1287 PR rtl-optimization/52417
1288 * cselib.c (cselib_any_perm_equivs): New variable.
1289 (cselib_reset_table): Check that it's not set when not
1290 preserving constants.
1291 (cselib_add_permanent_equiv): Set it.
1292 (cselib_have_permanent_equivalences): New.
1293 (cselib_init, cselib_finish): Reset it.
1294 * cselib.h (cselib_have_permanent_equivalences): Declare.
1295 * alias.c (get_addr): Restore earlier behavior when there
1296 aren't permanent equivalences.
1298 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1300 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1301 * config/v850/v850-modes.def: Fix copyright notice.
1303 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1305 * doc/extend.texi (AVR Built-in Functions): Document
1306 __builtin_avr_flash_segment.
1308 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1309 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1310 (*split.flash_segment): New insn-and-split.
1311 * config/avr/avr.c (avr_init_builtins): Add local variables:
1312 const_memx_void_node, const_memx_ptr_type_node,
1313 char_ftype_const_memx_ptr.
1315 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1317 PR tree-optimization/52445
1318 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1319 add ssa_name_ver, offset and size fields and change store field
1321 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1322 (add_or_mark_expr): Likewise. Only consider previous stores
1323 with the same size and offset.
1324 (nt_init_block): Only look at gimple_assign_single_p stmts,
1325 doesn't look at rhs2.
1327 2012-03-01 Richard Guenther <rguenther@suse.de>
1330 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1331 conversions from integral types to pointer types.
1333 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1335 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1336 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1337 unintentionally removed in r184616.
1339 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1341 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1344 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1345 Uros Bizjak <ubizjak@gmail.com>
1348 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1349 alternatives, add "e" constraint to the new last alternative
1350 and ! to last 3 alternatives.
1352 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1354 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1355 DW_AT_artificial attributes at the end of the processing.
1356 (gen_array_type_die): Likewise.
1357 (gen_enumeration_type_die): Likewise.
1358 (gen_struct_or_union_type_die): Likewise.
1359 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1362 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1365 * expr.c (expand_assignment): If doing misaligned store that doesn't
1366 cover all mode bits, perform a RMW cycle.
1368 PR tree-optimization/52429
1369 * tree-parloops.c (separate_decls_in_region_debug): Return early
1370 if var is LABEL_DECL.
1372 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1374 PR tree-optimization/52424
1375 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1376 calling dom_thread_across_edge.
1378 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1380 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1382 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1384 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1385 * config/avr/avr.c (avr_output_bld): Remove unused function.
1386 (avr_out_sbxx_branch): Use "%T" to print bit position.
1388 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1390 * config/avr/avr.md: Untabify.
1392 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1394 * config/avr/avr.md (eqne): New code iterator.
1395 (*dec-and-branchsi): Use it in text peephole's condition.
1396 (*dec-and-branchhi): Ditto.
1397 (*dec-and-branchqi): Ditto.
1399 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1402 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1403 the device does not have the skip-bug.
1405 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1407 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1408 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1409 -mpretend-cmove): New.
1411 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1414 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1415 doesn't count DEBUG_INSN refs.
1416 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1417 for DEBUG_INSN refs.
1419 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1423 2012-02-20 Richard Guenther <rguenther@suse.de>
1424 PR tree-optimization/52298
1425 * tree-vect-stmts.c (vectorizable_load): Properly use
1426 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1429 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1432 * gimple.h (gimple_in_transaction): New.
1433 (gimple_set_in_transaction): New.
1434 (struct gimple_statement_base): Add in_transaction field.
1435 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1437 (tree_ssa_lim_initialize): Compute transaction bits.
1438 * tree.h (compute_transaction_bits): Protoize.
1439 * trans-mem.c (tm_region_init): Use the heap to store BB
1441 (compute_transaction_bits): New.
1443 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1445 * gcc.c (display_help): Document --help=common and sort entries
1448 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1450 * doc/install.texi: Document check-$LANG specific shortcuts
1452 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1455 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1457 * config/arm/arm_neon.h: Regenerate.
1458 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1459 (neon_vcgeu): New insn.
1460 (neon_vcgtu): Likewise.
1461 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1462 (ops): Unsigned comparison intrinsics call a different
1465 2012-02-28 Richard Guenther <rguenther@suse.de>
1468 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1469 ordering for the VEC_CONCAT for two element vectors for
1470 V2SFmode, V2SImode and V2DImode.
1472 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1475 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1476 detecting big-endian triplets.
1478 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1480 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1481 mode if there is no type information available.
1483 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1485 PR tree-optimization/53207
1486 * doc/invoke.texi: Document as experimental and relying on graphite.
1488 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1490 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1491 of initializer to changes from r184614.
1493 2012-02-28 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/52395
1496 * tree-sra.c (build_ref_for_offset): Also look at the base
1497 TYPE_ALIGN when figuring out the alignment of the replacement.
1499 2012-02-28 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/52402
1502 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1503 mis-aligned types when creating the accesses at the call site.
1505 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1507 * config/avr/builtins.def: New file.
1508 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1509 * config/avr/avr.c (enum avr_builtin_id): Use it.
1510 (avr_init_builtins): Use it. And use avr_bdesc.
1511 (bdesc_1arg): Remove.
1512 (bdesc_2arg): Remove.
1513 (bdesc_3arg): Remove.
1514 (struct avr_builtin_description): Add field n_args.
1515 (avr_bdesc): New static variable using builtins.def.
1516 (avr_expand_builtin): Use it.
1517 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1518 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1519 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1521 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1524 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1525 match only one single hard register with respective hard reg rtx.
1526 (movmemx_<mode>): Ditto.
1527 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1528 insn anatomy of movmem[x]_<mode>.
1529 (avr_out_movmem): Same for printing assembler and operand usage.
1531 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1535 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1536 address spaces located outside of device flash.
1538 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1539 (mcu_type_s): Add field n_flash.
1540 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1541 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1542 (AVR_MCU): Add N_FLASH argument.
1543 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1544 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1545 macro __FLASH<n> if that address space makes sense for the device.
1546 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1547 outside of target flash.
1548 (avr_asm_named_section): Ditto.
1549 (avr_asm_select_section): Ditto.
1550 (avr_addr_space_convert): Ditto.
1551 (avr_emit_movmemhi): Ditto.
1552 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1553 address space is outside of device flash.
1554 (avr_insert_attributes): Ditto.
1555 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1556 avr_current_arch->n_segments.
1558 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1561 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1563 (*movabs<mode>_2): Likewise.
1565 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1568 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1569 s_register_operand in the test instead of REG_P. Don't call
1570 gen_reg_rtx if it won't be used.
1572 PR tree-optimization/52376
1573 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1575 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1577 * ifcvt.c (noce_get_condition): Check condition variable is not
1578 small_register_classes_for_mode_p before accepting.
1580 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1584 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1587 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1588 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1590 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1592 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1594 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1596 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1598 * config/sh/predicates.md: Remove blank lines.
1599 * config/sh/sh.c: Fix typos in comments.
1600 * config/sh/constraints.md: Likewise.
1601 * config/sh/sh.md: Remove blank lines.
1602 Fix typos in comments. Use ;; as comment characters.
1604 2012-02-26 Walter Lee <walt@tilera.com>
1606 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1607 (replace_mov_pcrel_step2): Ditto.
1609 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1612 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1613 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1614 and locs that reference values newer than the non-canonical value
1615 at hand. Return the canonical value as a worst case.
1616 (memrefs_conflict_p): Walk canonical value's locs.
1619 * cselib.c (preserve_only_constants): Rename to...
1620 (preserve_constants_and_equivs): ... this. Split out...
1621 (invariant_or_equiv_p): ... this. Preserve plus expressions
1622 of other preserved expressions too.
1623 (cselib_reset_table): Adjust.
1624 * var-tracking.c (reverse_op): Use canonical value to build
1627 2012-02-23 Kai Tietz <ktietz@redhat.com>
1629 * config/i386/i386.c (ix86_delegitimize_address): Handle
1630 UNSPEC_PCREL plus displacement.
1632 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1635 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1636 to test for unusedness in st X addressing.
1638 2012-02-24 Richard Guenther <rguenther@suse.de>
1641 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1642 (is_gimple_reg_type): Move inline ...
1643 * gimple.h (is_gimple_reg_type): ... here.
1645 2012-02-24 Richard Guenther <rguenther@suse.de>
1648 * passes.c (execute_function_todo): When verifying SSA form
1649 verify gimple form first.
1650 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1652 2012-02-24 Richard Guenther <rguenther@suse.de>
1655 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1656 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1658 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1660 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1662 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1664 * tree-phinodes.c (make_phi_node): Mark static.
1665 * tree-flow.h (make_phi_node): Remove extern decl.
1666 * doc/gimple.texi (make_phi_node): Remove documentation.
1668 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1670 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1671 * tree-ssa-sccvn.c (print_scc): Ditto.
1673 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1675 * doc/passes.texi (Full redundancy elimination): Fix typo.
1677 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1679 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1681 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1684 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1686 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1689 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1691 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1693 * config/avr/avr.md (code_stdname): Add ior, xor.
1694 (xior): New code iterator.
1695 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1696 (*<code_stdname><mode>qi.byte1-3): Ditto.
1698 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1700 PR tree-optimization/52019
1701 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1704 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1706 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1707 HAVE_INITFINI_ARRAY to work around namespace pollution in
1708 certain versions of newlib system headers.
1709 * config.in: Regenerate.
1710 * configure: Regenerate.
1711 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1712 instead of HAVE_INITFINI_ARRAY.
1714 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1718 is not offsettable memory reference.
1720 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1723 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1724 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1726 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1728 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1729 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1731 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1733 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1734 library on Solaris 8 even without TLS support.
1735 * configure: Regenerate.
1737 2012-02-22 Richard Guenther <rguenther@suse.de>
1740 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1741 for GIMPLE_DEBUG stmts.
1743 2012-02-22 Martin Jambor <mjambor@suse.cz>
1746 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1747 according to the base object.
1749 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1751 PR rtl-optimization/50063
1752 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1753 and 2 (8-bit SP) in operand 2.
1754 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1755 setup to use movhi_sp_r instead of vanilla move to write SP.
1756 Adjust REG_CFA notes to superseed unspec.
1757 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1759 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1760 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1761 irq_state 1 (IRQ known to be on) here.
1763 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1765 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1767 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1768 assign_hard_reg): Likewise.
1770 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1772 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1774 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1777 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1778 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1780 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1782 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1783 prototype from here to...
1784 * config/avr/avr.h: ...here.
1786 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1789 * thumb2.md (thumb2_shiftsi3_short): Split register and
1790 immediate shifts. For register shifts tie operands 0 and 1.
1791 (peephole2 for above): Check that register-controlled shifts
1792 have suitably tied operands.
1794 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1797 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1798 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1799 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1800 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1801 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1802 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1803 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1804 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1805 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1806 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1807 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1808 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1809 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1810 bdver1_ssevector_avx256_unaligned_load,
1811 bdver1_ssevector_sse128_unaligned_load,
1812 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1813 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1814 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1815 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1816 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1817 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1818 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1819 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1820 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1821 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1822 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1823 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1824 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1825 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1826 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1827 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1828 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1829 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1830 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1831 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1832 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1833 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1834 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1835 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1836 bdver1_ssediv_double_load, bdver1_ssediv_double,
1837 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1838 Add "bdver2" attribute.
1840 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1842 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1843 default if possible and not specified otherwise.
1845 2012-02-21 Richard Guenther <rguenther@suse.de>
1848 * gimplify.c (create_tmp_from_val): Use the main variant type
1849 for the type of the temporary we create.
1851 2012-02-21 Richard Guenther <rguenther@suse.de>
1853 PR tree-optimization/52324
1854 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1855 do not gimplify a MEM_REF address operand if it is already
1858 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1860 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1861 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1863 2012-02-21 Richard Guenther <rguenther@suse.de>
1865 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1866 nested_in_vect_loop.
1868 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1870 PR tree-optimization/52318
1871 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1872 vdef also to non-pure/const call stmts in the sequence.
1874 2012-02-20 David S. Miller <davem@davemloft.net>
1876 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1877 don't use the "rd %pc" instruction on v9 for PIC register loads.
1879 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1882 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1883 in a transaction safe function.
1885 2012-02-20 Kai Tietz <ktietz@redhat.com>
1888 * stor-layout.c (place_field): Handle desired_align for
1891 2012-02-20 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/52298
1894 * tree-vect-stmts.c (vectorizable_store): Properly use
1895 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1897 (vectorizable_load): Likewise.
1898 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1899 Access DR_STEP after ensuring it is not NULL.
1901 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1903 PR tree-optimization/52286
1904 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1905 optimization use double_int_to_tree instead of build_int_cst_wide,
1906 rewrite to use double_int vars.
1908 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1911 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1913 Remove -e 0 from $gcc_cv_ld invocation.
1914 Only use __GLIBC_PREREQ if defined.
1915 Enable on Solaris since Solaris 8 patch.
1916 (gcc_SUN_LD_VERSION): New macro.
1917 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1918 gcc_SUN_LD_VERSION for version number format.
1919 * configure: Regenerate.
1920 * varasm.c (get_elf_initfini_array_priority_section): Set
1921 SECTION_NOTYPE for non-default priority.
1922 Use get_section instead of get_unnamed_section to emit
1923 .init_array/.fini_array with default priority.
1925 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1927 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1928 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1929 (mips_start_unique_function, mips_output_mips16_rdhwr)
1930 (mips_code_end): New functions.
1931 (TARGET_ASM_CODE_END): Define.
1933 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1935 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1936 to stubs with non-sibling calls.
1938 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1940 * doc/invoke.texi (-fira-* options): Copy-edit.
1941 (ira-* parameters): Copy-edit.
1943 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1945 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1946 GCC coding conventions.
1948 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1950 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1951 when used as adjectives.
1953 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1955 * doc/invoke.texi: Clean up "that"/"which" confusion.
1957 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1959 * system.h: Poison SMALL_REGISTER_CLASSES
1960 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1961 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1963 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1965 PR tree-optimization/52285
1966 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1967 when deciding if a call is a tail call or tail recursion.
1969 2012-02-16 Kai Tietz <ktietz@redhat.com>
1971 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1972 interger-constant displacement for UNSPEC_PCREL.
1974 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1976 PR rtl-optimization/52208
1977 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1978 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1980 PR tree-optimization/52255
1981 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1982 loop->header has virtual PHI, but exit_e->dest doesn't, add
1983 virtual PHI to exit_e->dest and adjust all uses after the loop.
1986 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1987 children with clone_tree_hash, not after it.
1989 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1991 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1992 extended identifiers.
1994 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1997 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1998 a same_body_alias, also test whether e->callee isn't a former
1999 or current clone of the decl this is a same body alias of.
2001 PR translation/52264
2002 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2004 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2006 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2008 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2011 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2012 force_reg instead of copy_to_reg for better optimization. Force
2013 non-register or memory operands into a register.
2015 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2017 * extend.texi: Reserve upper bits of memory model for future use.
2019 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2020 Anatoly Sokolov <aesok@post.ru>
2021 Eric Weddington <eric.weddington@atmel.com>
2024 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2025 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2026 Rewrite initializers for .macro.
2027 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2028 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2029 atxmega32d4, atxmega32x1.
2030 avrxmega4: atxmega64a3, atxmega64d3.
2031 avrxmega5: atxmega64a1, atxmega64a1u.
2032 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2033 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2034 avrxmega7: atxmega128a1, atxmega128a1u.
2035 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2036 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2037 (struct base_arch_s): Rename reserved to xmega_p.
2038 Rename reserved2 to have_rampd.
2039 (AVR_XMEGA): New define.
2040 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2041 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2042 * config/avr/predicates.md (io_address_operand): Take into
2044 (low_io_address_operand): Ditto.
2045 (high_io_address_operand): Ditto.
2046 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2047 (enabled, movhi_sp_r): Use them.
2048 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2049 cpp_define_formatted to built-in define __AVR_ARCH__.
2050 (__AVR_XMEGA__): New built-in define.
2051 (__AVR_HAVE_RAMPD__): New built-in define.
2052 (__AVR_HAVE_RAMPX__): New built-in define.
2053 (__AVR_HAVE_RAMPY__): New built-in define.
2054 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2056 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2057 (avr_option_override): Initialize them.
2058 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2059 (avr_init_expanders): Initialize them. No more block several calls.
2060 (emit_push_sfr): New static function.
2061 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2063 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2064 (avr_print_operand): Print addreeses as symbols for
2065 RAMPX, RAMPY, RAMPD, CCP.
2066 (output_movhi): Handle AVR_XMEGA when writing to SP.
2067 (avr_out_movhi_mr_r_xmega): New static function.
2068 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2069 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2070 __RAMPD__, __CCP__ as needed.
2072 * config/avr/multilib.h: Regenerate.
2073 * config/avr/t-multilib: Regenerate.
2074 * config/avr/avr-tables.opt: Regenerate.
2076 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2078 PR tree-optimization/50561
2079 * graphite-flattening.c (lst_project_loop): Do not
2080 remove old scattering dimensions after flattening.
2081 (lst_do_flatten): Likewise.
2083 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2085 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2086 __builtin_avr_map8, __builtin_avr_map16.
2087 Document __builtin_avr_insert_bits.
2089 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2090 (insert_bits): New insn.
2091 (adjust_len.map_bits): Rename to insert_bits.
2092 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2093 * avr-protos.h (avr_out_map_bits): Remove.
2094 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2095 * config/avr/constraints.md (Cxf,C0f): New.
2096 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2097 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2098 New built-in define __BUILTIN_AVR_INSERT_BITS.
2099 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2100 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2101 (avr_move_bits): Rewrite.
2102 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2104 (avr_map_op_t): New typedef.
2105 (avr_map_op): New static variable.
2106 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2107 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2108 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2109 (bdesc_3arg, avr_expand_triop_builtin): New.
2110 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2111 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2112 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2113 (avr_map_equal_p, avr_map_sig_p): Remove.
2114 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2115 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2116 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2117 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2118 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2119 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2121 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2123 * config/c6x/c6x.md (reserve_cycles): New attribute.
2124 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2125 don't reserve functional units after the branch occurs.
2127 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2130 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2131 functions into non-tm_pure functions.
2133 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2136 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2137 (iterative_hash_canonical_type): Likewise.
2138 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2141 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2143 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2144 sched-group insn, it either remains alone or the entire list is pruned.
2146 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2148 * doc/install.texi (Prerequisites): Fix grammar.
2149 (Configuration): Likewise.
2151 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2153 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2154 MPC as part of GCC before describing configuring with --with-gmp etc.
2155 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2156 sources are present.
2158 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2161 * dwarf2out.c (clone_tree_hash): New function.
2162 (copy_decls_walk): Use it instead of clone_tree.
2164 2012-02-14 Richard Guenther <rguenther@suse.de>
2166 PR tree-optimization/52244
2167 PR tree-optimization/51528
2168 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2169 replacements for integral types.
2171 2012-02-14 Walter Lee <walt@tilera.com>
2173 * config.gcc: Handle tilegx and tilepro.
2174 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2176 Add HAVE_AS_TLS check for tilegx and tilepro.
2177 * configure: Regenerate.
2178 * doc/contrib.texi: Add Mat Hostetter and self.
2179 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2180 Document instruction intrinsics and network accessing intrinsics.
2181 (TILEPro Built-in Functions): New node. Document instruction
2182 intrinsics and network accessing intrinsics.
2183 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2184 (Specific, tilepro-*-linux*): Likewise.
2185 * doc/invoke.texi (TILE-Gx Options): New section.
2186 (TILEPro Options): New section.
2187 * doc/md.texi (TILE-Gx): New section.
2188 (TILEPro): New section.
2189 * common/config/tilegx/tilegx-common.c: New file.
2190 * common/config/tilepro/tilepro-common.c: New file.
2191 * config/tilegx/constraints.md: New file.
2192 * config/tilegx/linux.h: New file.
2193 * config/tilegx/mul-tables.c: New file.
2194 * config/tilegx/predicates.md: New file.
2195 * config/tilegx/sync.md: New file.
2196 * config/tilegx/t-tilegx: New file.
2197 * config/tilegx/tilegx-builtins.h: New file.
2198 * config/tilegx/tilegx-c.c: New file.
2199 * config/tilegx/tilegx-generic.md: New file.
2200 * config/tilegx/tilegx-modes.def: New file.
2201 * config/tilegx/tilegx-multiply.h: New file.
2202 * config/tilegx/tilegx-protos.h: New file.
2203 * config/tilegx/tilegx.c: New file.
2204 * config/tilegx/tilegx.h: New file.
2205 * config/tilegx/tilegx.md: New file.
2206 * config/tilegx/tilegx.opt: New file.
2207 * config/tilepro/constraints.md: New file.
2208 * config/tilepro/gen-mul-tables.cc: New file.
2209 * config/tilepro/linux.h: New file.
2210 * config/tilepro/mul-tables.c: New file.
2211 * config/tilepro/predicates.md: New file.
2212 * config/tilepro/t-tilepro: New file.
2213 * config/tilepro/tilepro-builtins.h: New file.
2214 * config/tilepro/tilepro-c.c: New file.
2215 * config/tilepro/tilepro-generic.md: New file.
2216 * config/tilepro/tilepro-modes.def: New file.
2217 * config/tilepro/tilepro-multiply.h: New file.
2218 * config/tilepro/tilepro-protos.h: New file.
2219 * config/tilepro/tilepro.c: New file.
2220 * config/tilepro/tilepro.h: New file.
2221 * config/tilepro/tilepro.md: New file.
2222 * config/tilepro/tilepro.opt: New file.
2224 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2226 PR tree-optimization/52210
2227 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2228 vect_model_simple_cost with two entry vect_def_type array instead
2229 of an address of dt.
2231 2012-02-14 Richard Guenther <rguenther@suse.de>
2234 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2235 Do not stream DECL_QUALIFIER.
2236 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2237 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2238 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2240 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2243 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2246 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2249 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2250 * cselib.c (cselib_subst_to_values_from_insn): New function.
2251 * sched-deps.c (add_insn_mem_dependence,
2252 sched_analyze_1, sched_analyze_2): Use it.
2254 2012-02-13 Jan Hubicka <jh@suse.cz>
2257 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2259 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2261 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2262 (GTM_SELF_SPECS): Define if not already defined.
2263 (driver_self_specs): Add GTM_SELF_SPECS.
2264 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2265 (GTM_SELF_SPECS): Define.
2266 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2267 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2269 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2271 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2274 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2277 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2278 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2280 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2283 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2285 2012-02-13 Richard Guenther <rguenther@suse.de>
2287 PR translation/52211
2288 * passes.c (enable_disable_pass): Fix typo.
2290 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2293 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2294 XOR for reduce_bit_field if type is unsigned.
2296 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2298 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2299 disallow changes from SFmode to mode with different size in FP regs.
2301 2012-02-12 Robert Millan <rmh@gnu.org>
2302 Gerald Pfeifer <gerald@pfeifer.com>
2304 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2307 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2309 PR rtl-optimization/52175
2310 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2311 to frame-related instructions.
2313 2012-02-10 Jason Merrill <jason@redhat.com>
2316 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2317 (demangle_new_symbols): Fill it.
2318 (scan_linker_output): Walk it.
2319 (start_tweaking): Split out from scan_linker_output.
2320 (maybe_tweak): Update sym->chosen.
2321 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2323 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2326 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2328 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2330 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2331 having the same mode as previous compare.
2333 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2335 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2336 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2337 (nonlocal_goto_internal): Likewise.
2338 (nonlocal_goto): Emit a use and an indirect jump directly.
2340 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2343 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2344 __atomic_{is,always}_lock_free.
2346 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2350 negative constant address for x32.
2352 2012-02-10 Richard Henderson <rth@redhat.com>
2354 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2355 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2356 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2358 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2359 Ira Rosen <irar@il.ibm.com>
2361 PR tree-optimization/50031
2362 * targhooks.c (default_builtin_vectorization_cost): Handle
2364 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2365 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2366 all types of reduction and pattern statements.
2367 (vect_estimate_min_profitable_iters): Likewise.
2368 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2369 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2370 for explicit realigns.
2371 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2372 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2374 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2375 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2376 vec_perm for VSX and handle vec_promote_demote.
2378 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2381 * builtins.c (fold_builtin_atomic_always_lock_free,
2382 expand_builtin_atomic_always_lock_free,
2383 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2384 Return and/or test boolean_true_node/boolean_false_node instead of
2385 integer_one_node/integer_zero_node.
2387 2012-02-10 Jan Hubicka <jh@suse.cz>
2390 * predict.c (predict_paths_for_bb): Prevent looping.
2391 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2393 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2395 * config/arm/arm.c (output_move_double): In one case properly
2396 count number of instructions that will be emitted.
2398 2012-02-10 Richard Guenther <rguenther@suse.de>
2400 PR translation/52193
2401 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2403 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2406 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2408 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2411 * var-tracking.c (emit_note_insn_var_location): If
2412 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2413 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2414 non-NOTE_DURING_CALL_P insn.
2416 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2419 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2421 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2424 * gcc.c (switch_matches) Support switches with separated form,
2427 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2429 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2431 (RAMPZ_ADDR): Ditto.
2432 * config/avr/avr.c (avr_addr_t): New typedef.
2433 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2434 (avr_init_expanders): Initialize it.
2435 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2437 (expand_epilogue): Ditto.
2438 (avr_print_operand): Ditto.
2439 (avr_file_start): Ditto.
2440 (avr_emit_movmemhi): Ditto.
2442 2012-02-08 Richard Guenther <rguenther@suse.de>
2444 PR tree-optimization/46886
2445 * tree-flow.h (do_while_loop_p): Declare.
2446 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2447 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2449 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2451 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2452 always succeed for integers larger than a native word.
2454 2012-02-08 Richard Guenther <rguenther@suse.de>
2456 PR rtl-optimization/52170
2457 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2458 properly handle integer vector modes.
2460 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2462 PR gcov-profile/52150
2463 * coverage.c: Include target.h.
2464 (build_var): Call targetm.strip_name_encoding on the assembler name.
2465 Change one _ into . or $ if the target allows it.
2466 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2468 PR rtl-optimization/52139
2469 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2470 is a BARRIER after emit_insn_after_noloc, move BB_END
2471 to the last non-BARRIER insn before it.
2473 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2476 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2477 (mips_gimplify_va_arg_expr): Call it instead of
2478 std_gimplify_va_arg_expr.
2480 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2482 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2483 message for -mno-pointers-to-nested-function.
2485 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2488 * expr.c (get_inner_reference): If there is an offset, add a negative
2489 bit position to it (if any).
2491 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2493 PR rtl-optimization/52060
2494 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2495 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2496 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2497 and/or i0src_copy2 when needed.
2499 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2501 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2502 or LTOPLUGINSONAME if have_c.
2504 * config/freebsd-spec.h: Add comment about what macros can be defined
2506 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2507 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2510 2012-02-07 Richard Guenther <rguenther@suse.de>
2512 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2513 newline in -alias dumps.
2515 2012-02-07 Kai Tietz <ktietz@redhat.com>
2516 Dave Korn <dave.korn.cygwin@gmail.com>
2519 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2520 Take care that typinfo gets dllexport-attribute.
2522 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2525 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2526 if modifier < EXPAND_SUM call force_operand on the result.
2528 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2530 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2531 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2533 (epiphany_function_type): Replace types for specific interrupts with
2534 EPIPHANY_FUNCTION_INTERRUPT.
2535 (EPIPHANY_INTERRUPT_P): Update.
2536 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2537 New static function.
2538 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2539 <disinterrupt>: Affects type identity.
2540 (epiphany_handle_interrupt_attribute): Handle variable number of
2542 (epiphany_compute_function_type): Update for new
2543 epiphany_function_type definition.
2544 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2545 handlers with a longcall forwarder.
2546 (epiphany_start_function): Handle multiple interrupt arguments and/or
2547 forwarder_section attribute.
2549 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2552 2012-02-07 Alan Modra <amodra@gmail.com>
2555 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2558 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2560 PR tree-optimization/50969
2561 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2562 use vec_perm rather than vector_stmt.
2563 (vect_model_load_cost): Likewise.
2564 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2565 vec_perm to be the same as other vector statements.
2566 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2567 cost of vec_perm for TARGET_VSX.
2569 2012-02-06 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/52115
2572 * tree-sra.c (access_has_replacements_p): New function.
2573 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2575 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2578 * trans-mem.c (expand_call_tm): Add an assertion.
2579 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2582 2012-02-06 Richard Guenther <rguenther@suse.de>
2584 PR tree-optimization/50955
2585 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2586 raise cost of expressions that replace an address with an
2587 expression based on a different pointer.
2589 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2592 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2593 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2595 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2598 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2599 -Weffc++ and specify guidelines come from second edition.
2601 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2603 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2604 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2605 (call_direct_split, call_value_split, call_value_internal_direct)
2606 (call_value_direct_split, call_value_multiple_split): Use jal and
2607 jal_macro attributes.
2609 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2611 * reload1.c (reload_regs_reach_end_p): Replace with...
2612 (reload_reg_rtx_reaches_end_p): ...this function.
2613 (new_spill_reg_store): Update commentary.
2614 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2615 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2616 before setting new_spill_reg_store.
2617 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2618 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2619 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2620 for non-spill reload registers.
2622 2012-02-05 Ira Rosen <irar@il.ibm.com>
2624 PR tree-optimization/52091
2625 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2626 (vect_is_simple_use_1): Likewise.
2627 * tree-vect-loop.c (vectorizable_reduction): Update calls
2628 to vect_is_simple_use_1 and vect_is_simple_use.
2629 (vectorizable_live_operation): Likewise.
2630 * tree-vect-patterns.c (widened_name_p,
2631 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2632 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2633 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2634 vectorizable_shift,vectorizable_operation, vectorizable_store,
2635 vectorizable_load): Likewise.
2636 (vect_is_simple_cond): Add an argument, pass it to
2637 vect_is_simple_use_1.
2638 (vectorizable_condition): Update calls to vect_is_simple_cond,
2640 (vect_is_simple_use): Add an argument, the statement in which
2641 OPERAND is used. Check that if OPERAND's def stmt is a double
2642 reduction phi node, the use is a phi node too.
2643 (vect_is_simple_use_1): Add an argument, pass it to
2645 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2646 to vect_is_simple_use.
2648 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2650 PR rtl-optimization/52095
2651 * modulo-sched.c (dump_insn_locator): New function.
2652 (loop_canon_p, sms_schedule): Use it.
2654 PR rtl-optimization/52113
2655 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2656 even for decomposable shift/zext insns.
2658 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2659 Zdenek Dvorak <ook@ucw.cz>
2661 PR rtl-optimization/52092
2662 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2663 on get_iv_value result.
2665 2012-02-02 Andrew Pinski <apinski@cavium.com>
2669 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2671 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2674 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2676 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2678 PR rtl-optimization/49800
2679 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2680 (sched_finish): Call regstat_free_n_sets_and_refs.
2682 2012-02-02 Jia Liu <proljc@gmail.com>
2684 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2687 2012-02-02 Jan Hubicka <jh@suse.cz>
2688 Tom de Vries <tom@codesourcery.com>
2691 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2692 * varpool.c (varpool_analyze_pending_decls): Likewise.
2694 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2695 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2697 * config.gcc: Add cr16-* support.
2699 * doc/extend.texi: Document cr16 extensions.
2700 * doc/install.texi: Document cr16 install.
2701 * doc/invoke.texi: Document cr16 options.
2702 * doc/md.texi: Document cr16 constraints.
2704 * common/config/cr16/cr16-common.c: New file.
2705 * config/cr16/cr16.c: New file.
2706 * config/cr16/cr16.h: New file.
2707 * config/cr16/cr16.md: New file.
2708 * config/cr16/cr16.opt: New file.
2709 * config/cr16/cr16-protos.h: New file.
2710 * config/cr16/predicates.md: New file.
2711 * config/cr16/constraints.md: New file.
2712 * config/cr16/t-cr16: New file.
2714 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2717 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2718 that operands[2] is either immediate, or q_regs_operand.
2720 PR tree-optimization/52073
2721 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2722 a pattern stmt for pattern uses, ignore uses outside of the loop.
2724 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2726 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2727 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2728 (OUT_AS1, OUT_AS2): Remove.
2730 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2732 PR rtl-optimization/51374
2733 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2734 to cross other volatile_refs_p insns.
2736 2012-02-01 Richard Guenther <rguenther@suse.de>
2738 * doc/invoke.texi (fno-inline): Clarify documentation.
2739 (finline-small-functions): Likewise.
2740 (finline-functions): Likewise.
2741 * common.opt (finline): Adjust comment and documentation.
2742 (finline-small-functions): Clarify documentation.
2743 (finline-functions): Likewise.
2744 (finline-functions-called-once): Likewise.
2746 2012-02-01 Tristan Gingold <gingold@adacore.com>
2748 * c-typeck.c (composite_type): Keep mode for pointers.
2750 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2752 * function.h (regno_reg_rtx): Adjust comment.
2753 * reginfo.c (init_reg_modes_target): Only use the previous mode
2754 if it fits within one register. Remove MIPS comment.
2756 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2759 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2761 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2763 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2764 to srak instruction.
2766 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2768 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2770 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2775 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2777 2012-01-31 Richard Guenther <rguenther@suse.de>
2779 PR tree-optimization/51528
2780 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2783 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2788 * ree.c (add_removable_extension): Change def_map argument
2789 to unsigned *, store in def_map 1 + offset into *insn_list vector
2790 instead of pointers into the vector.
2791 (find_removable_extensions): Adjust caller.
2793 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2795 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2796 Transform all "* quoted-c-code" to { c-code }.
2797 Remove redundant test for "optimize" in combine patterns.
2798 Move (include "avr-dimode.md") to end of file.
2800 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2803 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2804 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2806 2012-01-30 Richard Guenther <rguenther@suse.de>
2808 PR tree-optimization/52028
2809 * tree-loop-distribution.c (ldist_gen): Properly update
2812 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2815 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2816 set_cur_line_info_table if not emitting debug info.
2818 PR tree-optimization/52046
2819 * tree-vect-patterns.c (check_bool_pattern): Give up if
2820 a comparison could throw.
2823 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2825 2012-01-30 Richard Guenther <rguenther@suse.de>
2827 PR tree-optimization/52045
2828 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2829 SSA form if cfgcleanup did anything.
2831 2012-01-30 Richard Guenther <rguenther@suse.de>
2833 PR tree-optimization/52045
2834 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2835 before computing final todo.
2837 2012-01-30 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/51528
2840 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2843 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2845 * df-problems.c (df_kill_notes): Check that the use refers
2846 to the note under examination.
2848 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2851 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2852 parameter and use short-lived pseudos.
2853 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2854 (sparc_expand_vector_init): Const-ify local variables and adjust
2855 calls to above functions.
2857 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2859 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2861 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2863 * doc/invoke.texi: Make usage of "compile time" and
2864 "run time"/"runtime" consistent throughout the file.
2866 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2868 * config/alpha/alpha.c (alpha_option_override): Default to
2869 full IEEE compliance mode for Go language.
2871 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2873 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2874 (LINK_SSP_SPEC): Define.
2876 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2879 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2882 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2884 * doc/invoke.texi: Correct hyphenation of "floating point",
2885 "double precision", and related terminology throughout the file.
2887 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2890 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2891 arm_general_register_operand predicate for operand 2 instead of
2894 2012-01-27 Ian Lance Taylor <iant@google.com>
2897 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2898 * builtins.c (expand_builtin_init_trampoline): Add onstack
2899 parameter. Change caller.
2900 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2901 * tree.c (build_common_builtin_nodes): Declare
2902 __builtin_init_heap_trampoline.
2904 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2906 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2907 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2908 * config/avr/avr.c: Ditto.
2909 (avr_regnames): Remove because unused.
2910 * config/avr/avr.md (*cpse.ne): New peephole.
2911 (*cpse.eq): New peephole from former cpse peepholes.
2913 2012-01-27 Michael Eager <eager@eagercon.com>
2915 * config/microblaze.c (microblaze_emit_compare): Correct
2916 test after pcmp instruction.
2918 2012-01-27 Richard Guenther <rguenther@suse.de>
2920 PR tree-optimization/52020
2921 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2923 2012-01-27 Richard Guenther <rguenther@suse.de>
2925 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2926 function non-const/pure.
2928 2012-01-27 Richard Guenther <rguenther@suse.de>
2930 PR tree-optimization/50444
2931 * tree-sra.c (build_ref_for_offset): Properly adjust the
2932 MEM_REF type for unaligned accesses.
2934 2012-01-27 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/50444
2937 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2938 (expand_assignment): Use it. Properly handle misaligned
2939 bases when expanding stores to component references.
2940 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2943 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2946 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2947 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2948 * tree-data-ref.c (find_data_references_in_loop): Make static.
2949 (compute_all_dependences): Change return type to bool. Bail out
2950 for too many datarefs in a loop. Move the hunk resetting the data
2951 dependences vector from ...
2952 (compute_data_dependences_for_loop): ... here. Account for
2953 compute_all_dependences returning false.
2954 (compute_data_dependences_for_bb): Likewise.
2955 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2956 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2958 2012-01-27 Richard Guenther <rguenther@suse.de>
2961 * expr.c (store_field): Use the alias-set of the scratch memory
2964 2012-01-27 Tom de Vries <tom@codesourcery.com>
2966 PR tree-optimization/51990
2967 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2969 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2971 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2974 * var-tracking.c (reverse_op): Don't add any reverse operation
2975 if V already has any constant locations.
2977 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2979 * doc/invoke.texi: Correct usage of "command line" (noun)
2980 vs "command-line" (adjective) throughout.
2982 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2984 * doc/invoke.texi (Language Independent Options): Move
2985 -Wcoverage-mismatch blurb from here....
2986 (Warning Options): ...to here.
2988 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2990 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2991 Set rs6000_always_hint to false for 476.
2993 2012-01-27 Matthias Klose <doko@ubuntu.com>
2995 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2997 * incpath.c (add_standard_paths): Likewise.
2999 2012-01-27 Richard Henderson <rth@redhat.com>
3001 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3002 * config/m68k/sync.md (atomic_test_and_set): Rename from
3003 sync_test_and_setqi and adjust the operands.
3004 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3005 and unconditionally enable.
3007 2012-01-27 Richard Henderson <rth@redhat.com>
3009 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3010 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3011 (ldstub): Rename from ldstubqi.
3012 (ldstub<I24MODE>): Remove.
3014 2012-01-27 Richard Henderson <rth@redhat.com>
3016 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3017 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3018 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3019 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3020 * doc/tm.texi: Rebuild.
3022 2012-01-27 Richard Henderson <rth@redhat.com>
3024 * optabs.c (gen_atomic_test_and_set): Remove default.
3025 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3027 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3029 PR rtl-optimization/51978
3030 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3031 (combine_reaching_defs): Likewise.
3032 (struct re_info): Remove.
3033 (add_removable_extension): Remove x and data arguments,
3034 add insn, insn_list and def_map. Use the arguments directly
3035 instead of using struct re_info.
3036 (find_removable_extensions): Don't call add_removable_extension
3037 through note_stores, instead just call it with single_set
3039 (find_and_remove_re): Pass curr_cand->expr instead of
3040 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3042 2012-01-26 Michael Matz <matz@suse.de>
3044 PR tree-optimization/46590
3045 * cfgexpand.c: Revert last change (r183305).
3046 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3048 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3049 checking for emptiness.
3051 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3054 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3055 non-addressable non-BLKmode base correctly.
3057 2012-01-26 Michael Matz <matz@suse.de>
3059 PR tree-optimization/48794
3060 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3061 regions referenced from RESX/EH_DISPATCH.
3063 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3065 * config/s390/s390.h: Make BRANCH_COST an option.
3066 * config/s390/s390.opt: New option -mbranch-cost.
3068 2012-01-26 Richard Henderson <rth@redhat.com>
3070 Revert 2012-01-24 change:
3071 * trans-mem.c (requires_barrier): Do not instrument thread local
3072 variables and emit save/restore for them.
3074 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3077 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3080 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3082 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3085 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3088 Rename __pgm to __flash.
3089 Rename __pgm1 to __flash1.
3090 Rename __pgm2 to __flash2.
3091 Rename __pgm3 to __flash3.
3092 Rename __pgm4 to __flash4.
3093 Rename __pgm5 to __flash5.
3094 Rename __pgmx to __memx.
3095 * doc/extend.texi (AVR Named Address Spaces)
3096 Rename address space names as indicated above.
3097 * config/avr/avr.c (avr_addrspace): Ditto.
3099 * config/avr/avr-protos.h
3100 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3101 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3102 * config/avr/predicates.md: Ditto.
3103 * config/avr/avr.c Ditto, and
3104 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3105 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3107 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3108 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3109 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3110 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3111 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3112 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3113 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3114 * config/avr/avr.c: Ditto.
3115 * config/avr/avr.md: Ditto.
3117 2012-01-25 Jason Merrill <jason@redhat.com>
3120 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3122 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3124 PR tree-optimization/51987
3125 * tree-data-ref.c (get_references_in_stmt): Handle references in
3126 non-volatile GIMPLE_ASM.
3128 2012-01-25 Richard Guenther <rguenther@suse.de>
3130 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3131 bases are dereferenced.
3133 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3135 PR rtl-optimization/48374
3136 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3138 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3140 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3141 compute_data_dependences_for_loop returns false.
3142 * tree-parloops.c (loop_parallel_p): Likewise.
3144 2012-01-25 Richard Guenther <rguenther@suse.de>
3146 * tree.h (get_pointer_alignment_1): Declare.
3147 * builtins.c (get_pointer_alignment_1): New function.
3148 (get_pointer_alignment): Use it.
3150 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3152 PR rtl-optimization/48308
3153 * combine.c (enum undo_kind): Add UNDO_LINKS.
3154 (struct undo): Add member l to other_contents and where.
3155 (do_SUBST_LINK): New.
3157 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3158 (undo_all): Handle UNDO_LINKS.
3160 2012-01-25 Richard Henderson <rth@redhat.com>
3162 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3165 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3167 * optabs.c (gen_atomic_test_and_set): Use each argument.
3169 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3171 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3172 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3173 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3174 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3175 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3176 TARGET_PAIRED_SINGLE_FLOAT.
3178 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3180 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3181 (in_struct, return_val): Remove MEM documentation.
3182 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3183 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3184 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3186 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3187 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3188 * expr.c (store_field): Likewise.
3189 * function.c (assign_stack_temp_for_type): Likewise.
3190 * ifcvt.c (noce_try_cmove_arith): Likewise.
3191 * reload1.c (reload): Likewise.
3192 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3193 (alpha_set_memflags): Likewise.
3194 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3196 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3198 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3200 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3201 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3202 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3204 * cselib.c (cselib_rtx_varies_p): Delete.
3205 (cselib_invalidate_mem): Update call to canon_true_dependence.
3206 * dse.c (record_store, check_mem_read_rtx): Likewise.
3207 (scan_reads_nospill): Likewise.
3208 * cse.c (check_dependence): Likewise.
3209 (cse_rtx_varies_p): Delete.
3210 * expr.c (safe_from_p): Update call to true_dependence.
3211 * ira.c (validate_equiv_mem_from_store): Likewise.
3212 (memref_referenced_p): Likewise.
3213 * postreload-gcse.c (find_mem_conflicts): Likewise.
3214 * sched-deps.c (sched_analyze_2): Likewise.
3215 * store-motion.c (load_kills_store): Likewise.
3216 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3217 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3218 (compute_transp): Update call to canon_true_dependence.
3220 2012-01-25 Richard Henderson <rth@redhat.com>
3222 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3223 (maybe_emit_atomic_test_and_set): New.
3224 (expand_sync_lock_test_and_set): Use it.
3225 (expand_atomic_test_and_set): Likewise.
3226 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3227 the implementation; clarify implementation defined details.
3228 * doc/md.texi (atomic_test_and_set): Document.
3230 2012-01-25 Richard Henderson <rth@redhat.com>
3232 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3234 2012-01-25 Richard Henderson <rth@redhat.com>
3237 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3238 to effect no-op split.
3240 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3243 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3244 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3245 (BT_FN_VOID_PTR_INT_SIZE): New.
3246 (BT_FN_UINT_UINT_VAR): Remove.
3247 (BT_FN_UINT32_UINT32_VAR): New.
3248 (BT_FN_DOUBLE_VPTR): Remove.
3249 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3251 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3252 (_ITM_changeTransactionMode): Same.
3253 (_ITM_memmoveRtWt): Change return type to void.
3254 (_ITM_memcpyRtWt): Same.
3255 (_ITM_memsetW): Same.
3256 (_ITM_RaRD): Change types to double.
3261 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3263 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3264 Patrick Marlier <patrick.marlier@gmail.com>
3266 * trans-mem.c (requires_barrier): Do not instrument thread local
3267 variables and emit save/restore for them.
3269 2012-01-24 Jason Merrill <jason@redhat.com>
3272 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3273 output static aliases.
3275 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3278 * common.opt (-pie, -shared, pie, shared): Change from Common to
3280 * gcc.c (display_help): Display help for -pie and -shared.
3282 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3285 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3286 Remove note on size/offset limitation.
3287 (AVR Variable Attributes): Add example how to read data located
3288 with progmem. Refer to named address spaces.
3289 * doc/invoke.texi (AVR Options): Fix typo.
3291 2012-01-24 Richard Guenther <rguenther@suse.de>
3293 Forward-port to trunk
3294 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3297 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3298 op0 isn't sufficiently aligned and there is movmisalignM
3299 insn for mode, use it to load op0 into a temporary register.
3301 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3304 * target.def (const_not_ok_for_debug_p): New hook.
3305 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3307 * doc/tm.texi: Regenerated.
3308 * dwarf2out.c (const_ok_for_output_1): If
3309 targetm.const_not_ok_for_debug_p returns true, fail.
3310 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3312 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3314 2012-01-23 Kai Tietz <ktietz@redhat.com>
3317 * config/i386/predicates.md (symbolic_operand): Allow
3318 UNSPEC_PCREL as PIC expression for lea.
3319 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3320 * config/i386/i386.c (ix86_delegitimize_address): Handle
3321 UNSPEC_PCREL for none-MEM, too.
3323 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3325 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3326 (ipa_tm_create_version_alias): Same.
3328 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3331 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3332 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3334 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3335 Patrick Marlier <patrick.marlier@gmail.com>
3336 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3339 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3340 simple_object_start_read.
3342 2012-01-23 Richard Guenther <rguenther@suse.de>
3345 PR tree-optimization/51895
3346 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3347 parameter decomposition into BLKmode components.
3349 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3351 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3352 fake variables for restrict-qualified pointers whose pointed-to type
3353 contains a placeholder.
3355 2012-01-23 Richard Guenther <rguenther@suse.de>
3357 PR tree-optimization/51949
3358 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3360 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3362 PR rtl-optimization/51933
3363 * ree.c (transform_ifelse): Return true right away if dstreg is
3364 already wider or equal to cand->mode.
3365 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3366 (make_defs_and_copies_lists): Remove defs_list and copies_list
3367 arguments, add state argument, just truncate state->work_list
3368 instead of always allocating and freeing the vector. Assert that
3369 get_defs succeeds instead of returning 2. Changed return type to bool.
3370 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3371 have ext_src_mode, see if it has been modified already with the
3372 right kind of extension and has been extended before from the
3373 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3374 just return true. Remember the original mode in state->modified array.
3375 (combine_reaching_defs): Add state argument. Don't allocate and
3376 free here def_list, copied_list and vec vectors, instead just
3377 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3378 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3379 Add state variable, clear vectors in it, initialize state.modified
3380 if needed. Free all the vectors at the end and state.modified too.
3381 Don't skip a candidate if the extension expression has been modified.
3383 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3386 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3387 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3388 (extra_options) interix.opt -> i386/interix.opt"
3389 (extra_objs):Add winnt-stubs.o
3390 * configure.ac: Add interix to target_os .comm on PE check.
3391 * configure: Regenerate.
3392 * config/interix3.h: Delete and move bits to..
3393 * config/interix.h: Delete and move bits to..
3394 * config/i386/i386-interix3.h: Delete and move bits to..
3395 * config/i386/i386-interix.h: ..here.
3396 (TARGET_CPU_DEFAULT): Remove redefinition.
3397 (TARGET_ASM_CONSTRUCTOR): Undefine.
3398 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3399 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3400 (PTRDIFF_TYPE): Define.
3401 (LONG_DOUBLE_TYPE_SIZE): Define.
3402 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3403 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3404 (TARGET_SECTION_TYPE_FLAGS): Define.
3405 (ASM_DECLARE_FUNCTION_NAME): Define.
3406 (ASM_OUTPUT_EXTERNAL): Define.
3407 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3408 (ASM_OUTPUT_ALIGNED_BSS): Define.
3409 (PCC_BITFIELD_TYPE_MATTERS): Define.
3410 (USE_CONST_SECTION): Define.
3411 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3412 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3413 (SUPPORTS_ONE_ONLY): Remove.
3414 (I386_PE_STRIP_ENCODING): Define.
3415 * config/interix.opt: Delete and move bits to..
3416 * config/i386/interix.opt: ..here. New.
3417 (mpe-aligned-commons): Add.
3418 * config/i386/t-interix: Add copyright header.
3419 (winnt-stubs.o): Add rule.
3421 2012-01-22 Jason Merrill <jason@redhat.com>
3424 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3425 for extra name aliases.
3427 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3429 PR rtl-optimization/51924
3430 * ree.c (combine_set_extension): Improve debugging message.
3431 (combine_reaching_defs): Likewise.
3432 (get_defs): Rename confusingly named variable.
3433 (find_and_remove_re): Skip a candidate if the extension expression has
3436 2012-01-21 Robert Millan <rmh@gnu.org>
3437 Gerald Pfeifer <gerald@pfeifer.com>
3439 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3440 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3442 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3444 PR tree-optimization/51914
3445 * tree-vect-stmts.c (vectorizable_conversion): For
3446 cvt_type && modifier == WIDEN, put temporary with cvt_type
3447 at the beginning of vec_dsts and set vec_dest to temporary
3450 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3452 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3454 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3456 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3457 * config/rs6000/rs6000.c: Likewise.
3459 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3462 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3463 output_move_double on a copy of operands array.
3465 2012-01-20 Cary Coutant <ccoutant@google.com>
3466 Dodji Seketeli <dodji@redhat.com>
3469 * dwarf2out.c (copy_declaration_context): Return ref to parent
3470 of declaration DIE, if necessary.
3471 (remove_child_or_replace_with_skeleton): Add new parameter; update
3472 caller. Place skeleton DIE under parent DIE of original declaration.
3473 Move call to copy_declaration_context to here ...
3474 (break_out_comdat_types): ... from here.
3476 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3478 PR rtl-optimization/51856
3479 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3482 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3485 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3486 hints for neon loads and stores.
3488 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3492 * doc/extend.texi (Named Address Spaces): Split into subsections.
3493 (AVR Named Address Spaces): New subsection.
3494 (M32C Named Address Spaces): New subsection.
3495 (RL78 Named Address Spaces): New subsection.
3496 (SPU Named Address Spaces): New subsection.
3497 (Variable Attributes): New anchor "AVR Variable Attributes".
3498 (AVR Variable Attributes): Rewrite and avoid wording
3499 "address space" in this context.
3500 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3501 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3502 (AVR Built-in Macros): New subsubsection therein.
3503 * doc/md.texi (AVR constraints): Remove "C04", "R".
3505 2012-01-20 Richard Guenther <rguenther@suse.de>
3507 PR tree-optimization/51903
3508 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3509 when removing stmts.
3511 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3514 * config/arm/arm.c (arm_load_pic_register): Use
3515 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3516 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3517 (arm_pic_static_addr): Likewise.
3518 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3519 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3520 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3521 (pic_load_addr_unified): New.
3523 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3526 * function.c (instantiate_virtual_regs_in_insn): Use
3527 delete_insn_and_edges when removing a wrong asm insn.
3529 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3531 PR rtl-optimization/40761
3532 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3533 Add new member loop_num.
3534 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3535 (ira_build): Remove the parameter.
3537 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3538 (ira.c): Do not build CFG loops for one region allocation. Remove
3539 argument from ira_build call.
3541 * ira-build.c (init_loop_tree_node): New function.
3542 (create_loop_tree_nodes): Use it. Separate the case when CFG
3543 loops are not built.
3544 (more_one_region_p): Check current_loops.
3545 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3547 (add_loop_to_tree): Process loop equal to NULL too.
3548 (form_loop_tree): Separate the case when CFG loops are not built.
3549 Use explicitly number for the root.
3550 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3552 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3553 instead of loop->num.
3554 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3555 (mark_all_loops_for_removal): Ditto.
3556 (remove_unnecessary_regions): Separate the case when CFG loops
3558 (ira_build): Remove the parameter. Use explicit number of regions
3559 when CFG loops are not built.
3561 * ira-color.c (print_loop_title): Separate the case for the root node.
3562 Use loop_num instead of loop->num.
3563 (move_spill_restore): Use loop_num instead of loop->num.
3565 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3566 (change_loop): Ditto.
3567 (change_loop): Use loop_num instead of loop->num.
3569 * ira-lives.c (process_bb_node_lives): Ditto.
3571 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3573 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3575 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3578 * tree-mudflap.c (mf_artificial): New function.
3579 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3580 mx_register_decls, mudflap_enqueue_decl): Use it.
3583 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3584 numbers in the insn pattern.
3586 2012-01-19 Michael Matz <matz@suse.de>
3588 PR tree-optimization/46590
3589 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3590 use it in remembering which conflicts we already created.
3591 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3594 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3597 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3598 (merge_and_complain): Same.
3600 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3603 * config/initfini-array.h: Guard content of the header
3604 with #ifdef HAVE_INITFINI_ARRAY.
3605 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3606 Add initfini-array.h to tm_file here.
3607 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3608 * config.gcc: Don't add initfini-array.h to tm_file here.
3609 * configure: Regenerated.
3611 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3613 PR rtl-optimization/51505
3614 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3615 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3616 (df_note_bb_compute): Update the call to df_kill_notes.
3618 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3620 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3622 2012-01-18 Richard Guenther <rguenther@suse.de>
3624 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3625 of conversions to void *.
3627 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3628 Richard Sandiford <rdsandiford@googlemail.com>
3632 * optabs.h (simplify_expand_binop): Declare.
3633 * optabs.c (simplify_expand_binop): Make global.
3634 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3635 endian targets if the source cannot be exactly covered by word
3638 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3641 * hard-reg-set.h (struct hard_reg_set_container): New type.
3642 * target.h (struct hard_reg_set_container): Forward declare.
3643 * target.def (set_up_by_prologue): New target hook.
3644 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3645 * doc/tm.texi: Regenerated.
3646 * function.c (thread_prologue_and_epilogue_insns): Change
3647 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3648 Call targetm.set_up_by_prologue on it.
3649 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3650 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3652 2012-01-17 Nick Clifton <nickc@redhat.com>
3654 * config/rx/rx.c (rx_can_use_simple_return): New function.
3655 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3656 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3658 2012-01-17 Richard Guenther <rguenther@suse.de>
3661 * expr.c (expand_assignment): Take address-space information
3662 from the address operand of MEM_REF and TARGET_MEM_REF.
3663 (expand_expr_real_1): Likewise.
3665 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3667 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3668 reload dump is requested.
3670 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3673 * trans-mem.c (requires_barrier): Call may_be_aliased.
3675 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3677 PR tree-optimization/51877
3678 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3679 call arguments and fndecls compare equal, instead return false if they
3680 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3681 both SSA_NAMEs that are valueized the same, or they satisfy
3684 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3686 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3688 * configure: Regenerate.
3690 2012-01-16 Jan Hubicka <jh@suse.cz>
3694 * convert.c (convert_to_integer): Use fold_convert for
3695 converting an INTEGER_CST to integer type.
3697 2012-01-16 Jason Merrill <jason@redhat.com>
3700 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3702 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3705 * config/s390/s390.c (s390_chunkify_start): Don't skip
3706 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3707 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3708 If insn is followed by NOTE_INSN_VAR_LOCATION or
3709 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3710 Don't use location of note insns.
3712 PR tree-optimization/51865
3713 * tree-inline.c (tree_function_versioning): Call remap_decl
3714 on DECL_RESULT whenever it has VOID_TYPE_P type.
3716 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3718 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3719 for calls to locally-binding MIPS16 functions if only the return
3720 type uses float regs.
3722 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3723 Richard Sandiford <rdsandiford@googlemail.com>
3725 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3726 (SYMBOL_32_HIGH): Likewise.
3727 (mips_output_tls_reloc_directive): Declare.
3728 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3729 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3730 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3731 (mips_lo_relocs, mips_hi_relocs): Make extern.
3732 (mips16_stub_function): Move up file.
3733 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3734 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3735 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3736 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3737 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3738 (mips_get_tp): Add MIPS16 support.
3739 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3740 Generalize DTPREL and TPREL handling.
3741 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3742 Add MIPS16 TLS support.
3743 (mips_output_tls_reloc_directive): New function.
3744 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3745 * config/mips/predicates.md (symbolic_operand_with_high)
3746 (tls_reloc_operand): New predicates.
3747 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3748 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3749 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3750 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3751 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3752 (*tls_get_tp_mips16_call_<mode>): Likewise.
3754 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3756 PR rtl-optimization/51821
3757 * recog.c (peep2_find_free_register): Determine clobbered registers
3760 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3763 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3764 * config/avr/avr.c: Likewise.
3765 * config/avr/avr.h: Likewise.
3767 2012-01-13 Ian Lance Taylor <iant@google.com>
3770 * tree.h (TYPE_QUALS): Add cast to int.
3771 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3773 2012-01-13 Ian Lance Taylor <iant@google.com>
3775 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3776 comparing param_index to VEC_length result.
3778 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3780 * c-decl.c: Do not include tree-mudflap.h
3781 * tree-optimize.c: Likewise.
3782 * Makefile.in: Update dependencies.
3784 2012-01-13 Richard Guenther <rguenther@suse.de>
3787 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3788 variable-sized result always use RSO.
3790 2012-01-12 DJ Delorie <dj@redhat.com>
3792 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3793 pointer type, not just the default pointer type.
3795 2012-01-09 Richard Henderson <rth@redhat.com>
3796 Denis Chertykov <chertykov@gmail.com>
3799 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3800 * config/avr/avr.c (avr_can_eliminate): Simplify.
3801 (avr_initial_elimination_offset): Likewise.
3802 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3803 (expand_epilogue): Likewise.
3804 (avr_legitimize_address): Gut.
3805 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3806 (avr_hard_regno_nregs): New.
3807 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3808 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3809 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3810 add soft frame pointer.
3811 (CALL_USED_REGISTERS): Likewise.
3812 (REG_CLASS_CONTENTS): Likewise.
3813 (REGISTER_NAMES): Likewise.
3814 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3815 (HARD_FRAME_POINTER_REGNUM): New.
3816 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3817 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3818 remove the HARD_FRAME_POINTER self-elimination.
3820 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3823 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3824 DECL_EXTERNAL when checking for initializers of progmem variables.
3826 2012-01-12 Ira Rosen <irar@il.ibm.com>
3828 PR tree-optimization/51799
3829 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3830 that the last operation is a type demotion.
3832 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3834 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3835 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3837 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3840 * combine.c (distribute_notes): If i3 is a noreturn call,
3841 allow old_size to be equal to args_size and make sure the
3842 noreturn call gets REG_ARGS_SIZE note.
3843 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3844 on noreturn calls even when the delta is 0.
3846 2012-01-11 Nathan Sidwell <nathan@acm.org>
3848 * gcov.c (STRING_SIZE): Remove.
3849 (generate_results): Erase annotations for source files with no
3850 coverage information.
3852 (output_lines): Use it.
3854 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3856 * gimple.h (gimplify_body): Remove first argument.
3857 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3858 pointer set here, instead just pass DATA to walk_tree.
3859 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3860 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3861 (unvisit_body): Likewise, but with unmark_visited.
3862 (gimplify_body): Remove BODY_P argument and adjust.
3863 (gimplify_function_tree): Adjust call to gimplify_body.
3864 * omp-low.c (finalize_task_copyfn): Likewise.
3866 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3868 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3869 (build_function_type_skip_args): Delete.
3870 * tree.c (build_function_type_skip_args): Make static and add
3871 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3872 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3873 pass it to build_function_type_skip_args.
3874 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3875 (tree_function_versioning): Likewise.
3876 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3877 build_function_decl_skip_args.
3878 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3879 and pass it to build_function_decl_skip_args/tree_function_versioning.
3880 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3881 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3882 * trans-mem.c (ipa_tm_create_version): Likewise.
3883 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3884 * tree-inline.c (declare_return_variable): Remove always-true test.
3885 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3886 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3887 * ipa-split.c (split_function): Skip the return value for the split
3888 part if it doesn't return.
3890 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3892 PR tree-optimization/49642
3893 * ipa-split.c (forbidden_dominators): New variable.
3894 (check_forbidden_calls): New function.
3895 (dominated_by_forbidden): Likewise.
3896 (consider_split): Check for forbidden dominators.
3897 (execute_split_functions): Initialize and free forbidden
3898 dominators info; call check_forbidden_calls.
3900 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3902 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3904 2012-01-11 Nick Clifton <nickc@redhat.com>
3906 * config/rx/rx.md (return): Define pattern.
3908 2012-01-11 Richard Guenther <rguenther@suse.de>
3910 * doc/extend.texi (malloc attribute): Adjust according to
3913 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3914 Patrick Marlier <patrick.marlier@gmail.com>
3917 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3918 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3919 (ipa_tm_note_irrevocable): Same.
3920 (ipa_tm_scan_irr_block): Same.
3921 (ipa_tm_decrement_clone_counts): Same.
3922 (ipa_tm_scan_irr_function): Same.
3923 (ipa_tm_create_version_alias): Same.
3924 (ipa_tm_create_version): Same.
3925 (ipa_tm_transform_calls_redirect): Same.
3926 (ipa_tm_transform_calls): Same.
3927 (ipa_tm_transform_transaction): Same.
3928 (ipa_tm_execute): Same.
3930 2012-01-10 Richard Guenther <rguenther@suse.de>
3933 * opts.c (common_handle_option): Handle -Werror.
3935 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3937 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3940 2012-01-10 Jason Merrill <jason@redhat.com>
3942 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3945 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3947 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3948 supports R_386_TLS_GD_PLT reloc.
3949 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3950 supports R_386_TLS_LDM_PLT reloc.
3951 * configure: Regenerate.
3952 * config.in: Regenerate.
3954 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3957 Extend __pgmx semantics to linearize memory.
3958 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3959 determine if code comes inline or from libgcc.
3960 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3961 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3962 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3963 (movmemx_qi, movmemx_hi): New insns.
3964 (xload_<mode>_libgcc): Rewrite to new insn condition.
3965 (xload_<mode>): Remove insns.
3966 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3967 cases that don't satisfy avr_xload_libgcc_p().
3968 (avr_addr_space_convert): Allow converting in any direction.
3969 (avr_addr_space_subset_p): Return always true.
3970 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3971 (avr_emit_movmemhi): Ditto.
3972 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3973 (avr_out_movmem): Ditto.
3974 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3975 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3976 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3977 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3978 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3980 2012-01-10 Richard Guenther <rguenther@suse.de>
3982 PR tree-optimization/50913
3983 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3984 Require data-refs to be representable by Graphite with respect
3987 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3989 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3990 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3992 2012-01-10 Tom de Vries <tom@codesourcery.com>
3994 PR rtl-optimization/51271
3995 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3996 handling annulled branch.
3998 2012-01-10 Richard Henderson <rth@redhat.com>
4000 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4001 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4002 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4003 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4004 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4005 arm_expand_vec_perm_const): New.
4006 * config/arm/arm-protos.h: Update.
4007 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4008 (*neon_vswp<VDQX>): New.
4009 (neon_vcombine<VDX>): Use neon_split_vcombine.
4010 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4011 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4012 (vec_perm<VE>): New.
4014 2012-01-10 Richard Henderson <rth@redhat.com>
4016 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4017 use it if reload_completed.
4018 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4019 arm_output_asm_insn, arm_process_output_memory_barrier,
4020 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4021 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4022 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4023 arm_process_output_sync_insn, arm_output_sync_insn,
4024 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4025 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4026 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4027 (emit_unlikely_jump): New.
4028 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4029 (arm_split_atomic_op): New.
4030 * config/arm/arm-protos.h: Update.
4031 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4032 (struct arm_sync_generator): Remove.
4033 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4034 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4035 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4036 (VUNSPEC_LL, VUNSPEC_SC): New.
4037 (sync_result, sync_memory, sync_required_value, sync_new_value,
4038 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4039 (attr length): Don't use arm_sync_loop_insns.
4040 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4041 (movsfcc, movdfcc): Likewise.
4042 * config/arm/constraints.md (Ua): New.
4043 * config/arm/prediates.md (mem_noofs_operand): New.
4044 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4045 (sync_clobber, sync_t2_reqd): Remove.
4046 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4047 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4048 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4049 (arm_sync_compare_and_swap<SIDI>): Remove.
4050 (arm_sync_compare_and_swap<NARROW>): Remove.
4051 (arm_sync_lock_test_and_set<SIDI>): Remove.
4052 (arm_sync_lock_test_and_set<NARROW>): Remove.
4053 (arm_sync_new_<syncop><SIDI>): Remove.
4054 (arm_sync_new_<syncop><NARROW>): Remove.
4055 (arm_sync_new_nand<SIDI>): Remove.
4056 (arm_sync_new_nand<NARROW>): Remove.
4057 (arm_sync_old_<syncop><SIDI>): Remove.
4058 (arm_sync_old_<syncop><NARROW>): Remove.
4059 (arm_sync_old_nand<SIDI>): Remove.
4060 (arm_sync_old_nand<NARROW>): Remove.
4061 (*memory_barrier): Merge arm_output_memory_barrier.
4062 (atomic_compare_and_swap<QHSD>): New.
4063 (atomic_compare_and_swap<NARROW>_1): New.
4064 (atomic_compare_and_swap<SIDI>_1): New.
4065 (atomic_exchange<QHSD>): New.
4066 (cas_cmp_operand, cas_cmp_str): New.
4067 (atomic_op_operand, atomic_op_str): New.
4068 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4069 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4070 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4071 (arm_load_exclusive<NARROW>): New.
4072 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4073 (arm_store_exclusive<QHSD>): New.
4075 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4077 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4078 reload patterns if -mvsx-scalar-memory.
4080 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4081 generated, even -mno-vsx-scalar-double was used.
4082 (vsx_xscvdpsp_scalar): Likewise.
4083 (vsx_xscvspdp_scalar2): Likewise.
4085 2012-01-09 Tom de Vries <tom@codesourcery.com>
4086 Andrew Pinski <apinski@cavium.com>
4089 * reorg.c (fill_slots_from_thread): Don't speculate
4090 frame-related insns.
4092 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4094 * sched-int.h (bb_note): Move to...
4095 * basic-block.h: ...here.
4096 * haifa-sched.c (bb_note): Move to...
4097 * cfgrtl.c: ...here.
4098 * function.c (next_block_for_reg): New function.
4099 (move_insn_for_shrink_wrap): Likewise.
4100 (prepare_shrink_wrap): Rewrite to use the above.
4102 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4104 * gimple.c (is_gimple_non_addressable): Remove.
4105 * gimple.h: Remove is_gimple_non_addressable.
4106 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4107 is_gimple_non_addressable.
4108 * trans-mem.c (expand_assign_tm): Same.
4110 2012-01-09 Richard Guenther <rguenther@suse.de>
4112 PR tree-optimization/51775
4113 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4114 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4116 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4118 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4120 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4122 2012-01-09 Richard Guenther <rguenther@suse.de>
4124 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4126 2012-01-08 Jan Hubicka <jh@suse.cz>
4128 PR tree-optimize/51680
4129 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4130 on when known_vals needs to be computed; cleanup.
4132 2012-01-08 Jan Hubicka <jh@suse.cz>
4134 PR tree-optimize/51694
4135 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4137 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4139 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4140 for -std=c++98 and -std=c++11 too.
4142 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4144 * cfgloop.c (cancel_loop): Add free() of bbs array.
4146 2012-01-07 Jan Hubicka <jh@suse.cz>
4148 PR tree-optimization/51600
4149 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4150 that benefits small functions.
4152 2012-01-07 Jan Hubicka <jh@suse.cz>
4154 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4156 2012-01-07 Jan Hubicka <jh@suse.cz>
4158 PR tree-optimization/51680
4159 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4160 whose inlining reduce unit size.
4162 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4165 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4166 Add canonical node to containing_mem chain after the non-canonical
4167 one, even if there weren't any locs to propagate.
4168 (remove_useless_values): Keep only canonical values.
4169 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4170 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4171 canonicalize mem_chain elements that are not discarded.
4173 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4176 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4177 before emitting functions.
4179 PR gcov-profile/50127
4180 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4181 clear_aux_for_blocks.
4183 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4186 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4188 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4190 * c-decl.c (ext_block): Moved up.
4191 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4193 2012-01-06 Han Shen <shenhan@google.com>
4195 Translate built-in include paths for sysroot.
4196 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4197 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4199 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4200 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4202 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4203 control whether sysroot should be prepended to gxx include dir.
4205 * configure: Regenerate.
4207 2012-01-06 Torvald Riegel <triegel@redhat.com>
4209 PR rtl-optimization/51771
4210 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4211 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4213 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4215 PR tree-optimization/51315
4216 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4217 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4219 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4222 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4223 for shrp pattern. Correctly handle and fixup shift variable.
4224 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4226 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4229 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4230 note when !ACCUMULATE_OUTGOING_ARGS.
4232 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4234 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4236 (extract_range_from_unary_expr_1): Avoid useless computations.
4238 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4240 PR rtl-optimization/51767
4241 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4242 of jump_block and add an extra edge for degenerated asm gotos.
4245 * stmt.c (check_unique_operand_names): Don't ICE during error
4246 reporting if i is from labels chain.
4249 * profile.c (branch_prob): Split bbs that have exit edge
4250 and need a fake entry edge too.
4252 2012-01-05 Jan Hubicka <jh@suse.cz>
4255 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4258 2012-01-05 Richard Guenther <rguenther@suse.de>
4261 * tree-streamer-out.c (write_ts_optimization): New function.
4262 (streamer_write_tree_body): Call it.
4263 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4264 (streamer_read_tree_body): Call it.
4265 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4267 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4270 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4271 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4272 in_cleanup_point_expr before gimplify_stmt call and restore it
4274 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4275 in_cleanup_point_expr is false.
4277 2012-01-05 Richard Guenther <rguenther@suse.de>
4280 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4282 * toplev.c (process_options): Reject combining mudflap and LTO.
4283 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4285 2012-01-05 Richard Guenther <rguenther@suse.de>
4287 PR tree-optimization/51760
4288 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4290 (bit_value_unop): Handle UNDEFINED operands.
4291 (bit_value_binop): Likewise.
4293 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4295 * config/avr/avr.c (avr_replace_prefix): Remove.
4296 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4297 (avr_asm_function_rodata_section): Ditto.
4298 (avr_asm_select_section): Ditto.
4300 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4302 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4305 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4308 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4309 calls that have any non-fake successor edges.
4312 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4314 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4316 PR tree-optimization/51624
4317 * tree-sra.c (build_ref_for_model): When replicating a chain of
4318 COMPONENT_REFs, stop as soon as the offset would become negative.
4320 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4323 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4324 in .debug_loc on the floor.
4326 2012-01-04 Andrew Pinski <apinski@cavium.com>
4328 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4330 2012-01-04 Andrew Pinski <apinski@cavium.com>
4331 Adam Nemet <anemet@caviumnetworks.com>
4333 * config/mips/mips.md (size): Add SI and DI.
4334 (SIZE): New mode attribute.
4335 (U): New code attribute.
4336 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4337 (mips_lbux_<mode>): Delete.
4338 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4339 (mips_lhx): Use gen_mips_lhx_extsi.
4340 (mips_lhx_<mode>): Delete.
4342 (mips_l<size>x): New expand.
4343 (mips_lwx_<mode>): Delete.
4344 (mips_l<GPR:size>x_<P:mode>): New pattern.
4345 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4346 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4347 * config/mips/mips.c (mips_lx_address_p): New function.
4348 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4349 (dsp64): New availability predicate.
4350 (mips_builtins): Add an entry for __builtin_mips_ldx.
4351 * config/mips/mips.h (ISA_HAS_LBX): New define.
4352 (ISA_HAS_LBUX): Likewise.
4353 (ISA_HAS_LHX): Likewise.
4354 (ISA_HAS_LHUX): Likewise.
4355 (ISA_HAS_LWX): Likewise.
4356 (ISA_HAS_LWUX): Likewise.
4357 (ISA_HAS_LDX): Likewise.
4358 * doc/extend.texi (__builtin_mips_ldx): Document.
4360 2012-01-04 Tristan Gingold <gingold@adacore.com>
4362 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4363 when long pointers are used.
4364 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4365 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4366 (ia64-hp-*vms*): Remove.
4367 * config/vms/xm-vms64.h: Delete.
4369 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4372 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4374 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4376 * opts.c (finish_options): Remove duplicate sorry.
4378 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4381 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4384 2012-01-04 Richard Guenther <rguenther@suse.de>
4387 * tree.c (size_low_cst): New function.
4388 * tree.h (size_low_cst): Declare.
4389 * fold-const.c (fold_comparison): Use it to extract the low
4390 part of the POINTER_PLUS_EXPR offset.
4392 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4394 Fix clearing ZERO_REG
4395 * config/avr/avr.md (cc): Add alternative "ldi".
4396 (movqi_insn): Use it in cc attribute.
4397 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4398 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4399 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4401 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4403 * configure: Regenerate.
4405 2012-01-04 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/49651
4408 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4409 (var_can_have_subvars): Use it.
4410 (get_constraint_for_1): Only consider subfields if there can be any.
4412 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4415 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4416 to its new canonical_cselib_val and the cselib_val was in
4417 first_containing_mem chain, but the canonical_cselib_val was not,
4418 add the latter into the chain.
4419 (cselib_invalidate_mem): Compare canonical_cselib_val of
4420 addr_list chain elt with v.
4423 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4424 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4426 (output_macinfo_op): Don't ggc_strdup fd->filename.
4427 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4428 then ggc_strdup it. Don't free inc->info or cur->info.
4429 (output_macinfo): Don't free ref->info or file->info.
4431 2012-01-03 Ira Rosen <irar@il.ibm.com>
4433 PR tree-optimization/51269
4434 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4435 first_niters a pointer.
4436 (slpeel_tree_peel_loop_to_edge): Likewise.
4437 (vect_do_peeling_for_loop_bound): Update call to
4438 slpeel_tree_peel_loop_to_edge.
4439 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4440 here. Remove it from the parameters list.
4441 (vect_do_peeling_for_alignment): Update calls and compute
4444 2012-01-03 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/51070
4447 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4448 Properly handle calls.
4450 2012-01-03 Richard Guenther <rguenther@suse.de>
4452 PR tree-optimization/51692
4453 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4454 the LHS of allocation stmts.
4456 2012-01-03 Olivier Hainque <hainque@adacore.com>
4458 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4460 2012-01-03 Olivier Hainque <hainque@adacore.com>
4462 * collect2.c (main): In AIX specific computations for vector
4463 insertions, use CONST_CAST2 to cast from char ** to const char **.
4465 2012-01-03 Richard Guenther <rguenther@suse.de>
4468 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4469 the context of a limbo DIE when it does not already exist.
4471 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4473 PR tree-optimization/51719
4474 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4475 but direct call is, clear direct call's lhs and don't add fallthrough
4476 edge from dcall_bb to join_bb and PHIs.
4478 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4480 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4481 the instructions emitted by the pattern.
4482 ("*TDC_insn_<mode>"): Add comment.
4484 2012-01-03 Richard Guenther <rguenther@suse.de>
4487 * fold-const.c (fold_comparison): Properly canonicalize
4488 tree offset and HOST_WIDE_INT bit position.
4490 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4492 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4493 operands for extzv pattern.
4495 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4498 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4501 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4503 * doc/invoke.texi (-flto and related options): Copy-edit.
4505 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4507 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4509 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4511 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4514 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4516 * expr.h (move_by_pieces_ninsns): Declare.
4517 * expr.c (move_by_pieces_ninsns): Make external.
4518 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4519 (mips_store_by_pieces_p): Likewise.
4520 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4521 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4522 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4523 (mips_store_by_pieces_p): Likewise.
4525 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4527 * passes.c (register_one_dump_file): Free full_name.
4529 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4530 (calculate_elim_costs_all_insns): Free offsets_at and
4531 offsets_known_at at the end and clear the pointers.
4533 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4535 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4536 this option introduced in r180739.
4538 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4541 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4542 (tmake_file target=avr): Add avr/t-multilib.
4544 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4545 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4546 * config/avr/genmultilib.awk: New file.
4547 * config/avr/t-multilib: New auto-generated file.
4548 * config/avr/multilib.h: New auto-generated file.
4549 * config/avr/t-avr (AVR_MCUS): New variable.
4550 (genopt.sh): Use it.
4551 (s-mlib): Depend on t-multilib.
4552 (t-multilib, multilib.h): New dependencies.
4553 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4554 (MULTILIB_OPTIONS): Remove.
4555 (MULTILIB_MATCHES): Remove.
4556 (MULTILIB_DIRNAMES): Remove.
4557 (MULTILIB_EXCEPTIONS): Remove:
4558 * config/avr/genopt.sh: Don't use hard coded file name;
4559 pass AVR_MCUS from t-avr instead.
4561 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4563 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4565 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4567 Implement light-weight DImode support.
4568 * config/avr/avr-dimode.md: New file.
4569 * config/avr/avr.md: Include it.
4570 (adjust_len): Add plus64, compare64.
4571 (HIDI): Remove code iterator.
4572 (code_stdname): New code attribute.
4573 (rotx, rotsmode): Remove DI.
4574 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4576 * config/avr/avr-protos.h (avr_have_dimode): New.
4577 (avr_out_plus64, avr_out_compare64): New.
4578 * config/avr/avr.c (avr_out_compare): Handle DImode.
4579 (avr_have_dimode): New variable definition and initialization.
4580 (avr_out_compare64, avr_out_plus64): New functions.
4581 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4582 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4583 (avr_compare_pattern): Skip DImode comparisons.
4585 2012-01-02 Revital Eres <revital.eres@linaro.org>
4587 * ddg.c (def_has_ccmode_p): New function.
4588 (add_cross_iteration_register_deps,
4589 create_ddg_dep_from_intra_loop_link): Call it.
4591 2012-01-02 Richard Guenther <rguenther@suse.de>
4594 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4596 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4598 * gcc.c (process_command): Update copyright notice dates.
4599 * gcov.c (print_version): Likewise.
4600 * gcov-dump.c (print_version): Likewise.
4601 * mips-tfile.c (main): Likewise.
4602 * mips-tdump.c (main): Likewise.
4604 2012-01-01 Ira Rosen <irar@il.ibm.com>
4606 PR tree-optimization/51704
4607 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4608 a use is inside the basic block or loop before accessing its vect info.
4610 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4612 PR rtl-optimization/51069
4613 * cfgloopmanip.c (remove_path): Removing path making irreducible
4614 region unconditional makes BB part of the region.
4616 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4618 PR tree-optimization/51683
4619 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4620 calls with side-effects.
4621 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4623 Copyright (C) 2012 Free Software Foundation, Inc.
4625 Copying and distribution of this file, with or without modification,
4626 are permitted in any medium without royalty provided the copyright
4627 notice and this notice are preserved.