1 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6 PR rtl-optimization/52528
7 * combine.c (can_combine_p): Add setting of subst_low_luid
8 before call to expand_field_assignment().
10 2012-05-26 Martin Jambor <mjambor@suse.cz>
12 Backport from mainline
13 2012-05-23 Martin Jambor <mjambor@suse.cz>
15 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
17 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
20 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
21 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
23 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
26 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
27 (ix86_expand_vec_perm): Use int mode instead of float.
29 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
32 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
33 gnu_ld variables to yes.
34 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
35 (HAVE_GNU_AS): Likewise.
36 * config.in: Regenerate.
37 * configure: Likewise.
39 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
41 Backport from mainline
42 2012-03-12 Richard Guenther <rguenther@suse.de>
43 * config/arm/arm.c (neon_dereference_pointer): Do not call
44 covert during RTL expansion.
46 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
48 Backport from mainline
49 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
52 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
53 relied on signed overflow behavior.
55 2012-05-24 Richard Guenther <rguenther@suse.de>
58 * tree-profile.c (tree_profiling): Cleanup the CFG if
59 execute_fixup_cfg requests it.
61 2012-05-24 Jakub Jelinek <jakub@redhat.com>
63 PR tree-optimization/53465
64 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
65 vr0 into *vr, then vrp_meet that.
66 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
67 have any equivalences.
68 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
71 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
73 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
75 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
76 (iterative_hash_gimple_type): Adjust comment.
77 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
78 domain for an array type instead of the domain type itself.
80 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
82 Backport from 2012-05-23 mainline r187803
85 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
86 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
89 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
91 Backport from 2012-05-03 mainline r187075
93 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
94 has_fma4 for AMD processors with both fma3 and fma4 support.
96 2012-05-22 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/53408
99 * tree-vect-loop.c (vectorizable_induction): Properly check
100 the restriction that we cannot handle induction results from
101 the inner loop outside of the outer loop.
103 2012-05-21 Jakub Jelinek <jakub@redhat.com>
105 PR tree-optimization/53436
106 * omp-low.c (omp_build_component_ref): New function.
107 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
109 PR tree-optimization/53366
110 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
111 tests if complex_numbers == 2, but there are non-complex number loads
114 PR tree-optimization/53409
115 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
116 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
118 PR tree-optimization/53410
119 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
120 instead of build_int_cst (type, 0) where vector types might be
123 2012-05-21 Joseph Myers <joseph@codesourcery.com>
126 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
127 from folded operands before wrapping another around the
128 conditional expression.
130 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
131 Patrick Marlier <patrick.marlier@gmail.com>
133 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
136 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
138 Backport from mainline
139 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
142 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
143 (UNSPECV_RDRAND): This.
144 (rdrand<mode>_1): Updated.
146 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
148 Backport from mainline
149 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
151 * config/i386/driver-i386.c (host_detect_local_cpu): Support
152 RDRND, F16C and FSGSBASE.
154 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
156 Backport from mainline
157 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
159 * tree-ssa-pre.c (can_value_number_call): Delete.
160 (compute_avail): Skip all statements with side effects.
161 <GIMPLE_CALL>: Skip calls to internal functions.
163 2012-05-18 David S. Miller <davem@davemloft.net>
165 Backport r185385 from mainline
166 2012-03-14 Richard Guenther <rguenther@suse.de>
169 * tree-vect-generic.c (type_for_widest_vector_mode): Take
170 element type instead of mode, use build_vector_type_for_mode
171 instead of the langhook, build a vector of proper signedness.
172 (expand_vector_operations_1): Adjust.
174 2012-05-18 Olivier Hainque <hainque@adacore.com>
176 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
177 $(libsubdir) as libexecsubdir.
179 2012-05-16 Andrew Pinski <apinski@cavium.com>
181 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
184 2012-05-16 David S. Miller <davem@davemloft.net>
186 * jump.c (delete_related_insns): If we remove a CALL, make sure
187 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
189 2012-05-16 Richard Henderson <rth@redhat.com>
192 * combine-stack-adj.c (prev_active_insn_bb): New.
193 (next_active_insn_bb): New.
194 (force_move_args_size_note): New.
195 (combine_stack_adjustments_for_block): Use it.
197 2012-05-16 Olivier Hainque <hainque@adacore.com>
199 * Makefile.in (install-no-fixedincludes): New target, former toplevel
200 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
201 Add comments and improve stamp preservation across the whole sequence.
202 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
204 2012-05-16 Richard Guenther <rguenther@suse.de>
206 PR tree-optimization/53364
207 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
208 detect a view-conversion of the decl.
210 2012-05-15 Jakub Jelinek <jakub@redhat.com>
213 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
214 that operands[2] is either immediate, or q_regs_operand.
216 2012-05-15 Bin Cheng <bin.cheng@arm.com>
218 Backport r187139 from mainline.
219 2012-05-04 Bin Cheng <bin.cheng@arm.com>
221 PR rtl-optimization/52804
222 * reload1.c (reload_reg_reaches_end_p): Check whether successor
223 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
224 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
225 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
226 RELOAD_FOR_OUTADDR_ADDRESS.
228 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
232 generate target register for "load" class builtins.
235 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
239 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
240 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
241 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
242 (<sse>_movu<ssemodesuffix>): New expander.
243 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
244 (avx_movdqu<avxmodesuffix>): New expander.
245 (*sse2_movdqu): Rename from sse2_movdqu.
246 (sse2_movdqu): New expander.
248 2012-05-14 Jakub Jelinek <jakub@redhat.com>
250 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
251 lineno 1 the same as lineno 0 before first start file directive.
252 (optimize_macinfo_range): Likewise.
254 * dwarf2out.c (have_macinfo): Define.
255 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
256 attribute, don't force empty compilation unit and don't emit any
257 .debug_macinfo/.debug_macro section if macinfo_table is empty.
259 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
261 Backport from mainline
262 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
264 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
265 ORDERED and UNORDERED conditions.
267 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
269 * function.c (requires_stack_frame_p): If the function can throw
270 non-call exceptions, return true if the insn can throw internally.
272 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
274 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
275 DECL_ORIGINAL_TYPE if it is present.
277 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
279 Backport from 2012-05-12 mainline r187342.
282 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
283 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
284 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
285 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
286 (expand_prologue): Move initialization of cfun->machine->is_naked,
287 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
288 (avr_set_current_function): ...this new static function.
289 (TARGET_SET_CURRENT_FUNCTION): New define.
290 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
291 checking attributes of current_function_decl.
292 (avr_regs_to_save): Ditto.
293 (signal_function_p): Rename to avr_signal_function_p.
294 (interrupt_function_p): Rename to avr_interrupt_function_p.
296 * doc/extend.texi (Function Attributes): Better explanation of
297 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
300 2012-05-09 Matthias Klose <doko@ubuntu.com>
302 * gcc-ar.c (main): Don't check for execute bits for the plugin.
304 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
307 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
308 when a constant source operand matches an "I" constraint, the "no
309 CC0 change" applies to a register-destination only, not a
310 strict_low_part-destination.
312 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
314 Backport from mainline:
315 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
317 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
319 2012-05-07 Jakub Jelinek <jakub@redhat.com>
321 PR tree-optimization/53239
322 * tree-vrp.c (get_value_range): Set VR of
323 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
326 2012-05-07 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/53195
329 * tree-inline.c (setup_one_parameter): Properly add referenced
330 vars from the parameters new known value.
332 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
334 Backport from mainline:
335 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
338 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
341 2012-05-04 Ian Lance Taylor <iant@google.com>
343 * tree-vect-patterns.c (vect_single_imm_use): Correct return
344 values from false to NULL.
346 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
348 Backport from mainline
349 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
353 (TARGET_CMOV): Rename from TARGET_CMOVE.
354 (TARGET_CMOVE): New define.
355 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
356 Do not set TARGET_CMOVE here.
358 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
360 Backport from mainline:
362 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
364 PR tree-optimization/52633
365 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
366 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
367 (vect_recog_over_widening_pattern): Remove handling of code that was
368 already detected as over-widening pattern. Remove special handling
369 of "unsigned" cases. Instead, support general case of conversion
370 of the shift result to another type.
372 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
374 * tree-vect-patterns.c (vect_single_imm_use): New function.
375 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
376 (vect_recog_over_widening_pattern): Likewise.
377 (vect_recog_widen_shift_pattern): Likewise.
379 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
381 PR tree-optimization/52870
382 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
383 presumed pattern statement is within the same loop or basic block.
385 2012-05-04 Richard Guenther <rguenther@suse.de>
387 * common.opt (flto-report): Do not mark as Optimization.
389 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
392 * recog.c (constrain_operands): If extra constraints are present, also
393 accept pseudo-registers with equivalent memory locations during reload.
395 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
397 Backport from the mainline
398 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
401 * config/rs6000/rs6000.md (bswapdi splitters): If
402 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
403 default) is used, generate an alternate sequence that does not
404 depend on using indexed addressing.
406 2012-05-03 David S. Miller <davem@davemloft.net>
409 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
410 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
411 (sparc_emit_float_lib_cmp): Likewise.
413 2012-05-04 Martin Jambor <mjambor@suse.cz>
415 Backport from mainline
416 2012-05-02 Martin Jambor <mjambor@suse.cz>
419 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
420 of a variable when the contect is a function.
422 2012-05-03 Jakub Jelinek <jakub@redhat.com>
425 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
426 append program name to it and pass that as first argument
427 to make_relative_prefix. Always pass standard_libexec_prefix
428 as last argument to make_relative_prefix. If
429 make_relative_prefix returns NULL, fall back to
430 standard_libexec_prefix.
433 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
437 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
438 mode, return that mode.
440 2012-05-03 Richard Guenther <rguenther@suse.de>
442 PR tree-optimization/53144
443 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
445 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
446 with SSA name values.
447 (vn_reference_lookup_3): Adjust callers.
449 2012-05-02 Jakub Jelinek <jakub@redhat.com>
451 PR tree-optimization/53163
452 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
453 return value from compute_all_dependences.
455 PR rtl-optimization/53160
456 * ree.c (combine_reaching_defs): Handle the case where cand->insn
457 has been modified by ree pass already.
459 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
461 Backport from mainline
462 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
465 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
466 calls to cgraph_node_name in xstrdup.
467 (ipa_make_edge_direct_to_target): Ditto.
468 * tree-sra.c (convert_callers_for_node): Ditto.
469 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
470 * ipa-cp.c (perhaps_add_new_callers): Ditto.
471 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
472 (cgraph_materialize_all_clones): Ditto.
473 * ipa-inline.c (report_inline_failed_reason): Ditto.
474 (want_early_inline_function_p): Ditto.
475 (edge_badness): Ditto.
476 (update_edge_key): Ditto.
477 (flatten_function): Ditto.
479 (inline_always_inline_functions): Ditto.
480 (early_inline_small_functions): Ditto.
482 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
484 Backport from mainline
485 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
487 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
488 Introduce emul_name to select the right linker emulation for
489 powerpc64-*-freebsd*.
490 * configure: Regenerate.
491 * config.gcc: Add bits to support powerpc64-*-freebsd*.
492 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
493 * config/rs6000/freebsd64.h: New file.
494 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
496 (rs6000_savres_strategy): Likewise.
497 (rs6000_savres_routine_name): Likewise.
498 (rs6000_elf_file_end): Likewise.
499 * config/rs6000/t-freebsd64: New file.
500 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
501 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
503 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
505 Backport from mainline
506 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
509 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
511 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
513 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
514 predicate to discriminate types.
516 2012-04-27 Richard Guenther <rguenther@suse.de>
519 * convert.c (convert_to_integer): Avoid infinite recursion for
520 target-defined built-in types.
522 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
525 * config/cris/cris.md ("*andhi_lowpart_v32")
526 ("*andqi_lowpart_v32"): Change first input-only operand from
527 a (match_operand ...) to (match_dup 0). Drop alternatives with
528 const_int-matching constraints for redundancy.
529 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
530 three-operand alternative.
532 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
534 Backport from mainline
535 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
538 (*addsi_2_zext): Ditto.
539 (*add<mode>_3): Ditto.
540 (*addsi_3_zext): Ditto.
541 (*add<mode>_5): Ditto.
543 2012-04-25 Jakub Jelinek <jakub@redhat.com>
546 * c-typeck.c (set_nonincremental_init,
547 set_nonincremental_init_from_string): Pass true instead of false
548 as IMPLICIT to add_pending_init.
550 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
552 Backport from 2012-04-24 mainline r186768.
555 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
557 2012-04-24 Richard Guenther <rguenther@suse.de>
559 PR tree-optimization/53085
560 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
563 2012-04-24 Jakub Jelinek <jakub@redhat.com>
566 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
568 (output_addressed_constants): Likewise.
571 * varasm.c (get_section): Don't ICE for section conflicts with
572 built-in section kinds.
574 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
576 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
578 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
580 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
582 2012-04-23 Richard Guenther <rguenther@suse.de>
585 * c-typeck.c (build_binary_op): Fix typo.
587 2012-04-23 Jakub Jelinek <jakub@redhat.com>
589 PR tree-optimizations/52891
590 * tree-vect-patterns.c (adjust_bool_pattern): Use
591 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
592 but with non-standard precision.
594 2012-04-22 Ian Lance Taylor <iant@google.com>
596 * godump.c (go_output_typedef): Dump size of structs.
598 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
600 Backport from mainline:
602 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
603 hints for 'A' operand types.
605 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
607 Backport from 2012-04-19 mainline r186588.
610 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
613 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
615 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
617 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
620 * config/i386/sync.md (atomic_<code><mode>): Rename to
621 atomic_<logic><mode>.
623 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
625 Backport from mainline
626 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
629 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
630 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
631 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
632 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
633 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
634 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
635 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
636 gen_avx2_permvarv8sf.
638 2012-04-16 Martin Jambor <mjambor@suse.cz>
640 Backported from mainline
642 2012-04-13 Martin Jambor <mjambor@suse.cz>
645 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
646 fold_ctor_reference returns a zero constant.
648 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
650 Backported from mainline
651 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
653 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
654 and __ILP32__ for x32.
656 2012-04-13 Tom de Vries <tom@codesourcery.com>
658 Backport from mainline r186418.
660 2012-04-13 Tom de Vries <tom@codesourcery.com>
662 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
663 parameters vuse and vuse_escaped.
664 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
665 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
668 2012-04-13 Richard Guenther <rguenther@suse.de>
670 PR tree-optimization/52969
671 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
672 the condition for the COND_EXPR and handle predicate negation
673 by swapping the COND_EXPR arms.
675 2012-04-13 Richard Guenther <rguenther@suse.de>
678 * convert.c (convert_to_pointer): Remove special-casing of
681 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
683 Backport from mainline
684 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
687 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
688 the list of options to enable the FCFID instruction.
689 (TARGET_EXTRA_BUILTINS): Adjust comment.
691 2012-04-12 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/52943
694 * tree-chrec.h (chrec_is_positive): Remove.
695 * tree-scalar-evolution.c (chrec_is_positive): Move ...
696 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
697 Return false for a constant zero instead of negative.
698 (analyze_siv_subscript_cst_affine): Handle zero difference
699 in the initial condition explicitely.
701 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
704 * varasm.c (process_pending_assemble_externals): Set
705 pending_assemble_externals_processed true.
706 (assemble_external): Call assemble_external_real if the pending
707 assemble externals have been processed.
709 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
712 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
713 the DECL generated for the special GOT helper.
715 2012-04-06 Walter Lee <walt@tilera.com>
717 Backport from mainline
718 2012-03-07 Walter Lee <walt@tilera.com>
720 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
721 REG_CFA_* notes for the stack pointer.
722 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
723 EH_RETURN_STACKADJ_RTX.
724 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
725 generate REG_CFA_* notes for the stack pointer.
726 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
727 by EH_RETURN_STACKADJ_RTX.
729 2012-04-06 Matt Turner <mattst88@gmail.com>
731 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
733 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
735 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
736 of the destination isn't also a FP_REGS register.
738 2012-04-03 Richard Guenther <rguenther@suse.de>
740 Backport from mainline
741 2012-03-02 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/52406
744 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
745 (struct indices): Add unconstrained_base member.
746 (struct dr_alias): Remove unused vops member.
747 (DR_UNCONSTRAINED_BASE): New define.
748 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
749 add indices to allow their disambiguation. Make DR_BASE_OBJECT
750 be an artificial access that covers the whole indexed object,
751 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
752 plain decl base-objects to their MEM_REF variant.
753 (dr_may_alias_p): When the base-object of either data reference
754 has unknown size use only points-to information.
755 (compute_affine_dependence): Make dumps easier to read and
757 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
758 DR_REF when looking for packed references.
759 (vect_supportable_dr_alignment): Likewise.
761 2012-04-03 Richard Guenther <rguenther@suse.de>
763 Backport from mainline
764 2012-03-15 Richard Guenther <rguenther@suse.de>
767 * tree-data-ref.c (subscript_dependence_tester_1): Check
768 all dimensions for non-conflicting access functions.
770 2012-04-03 Richard Guenther <rguenther@suse.de>
772 Backport from mainline
773 2012-03-06 Richard Guenther <rguenther@suse.de>
776 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
778 2012-03-23 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/52678
781 * tree-vectorizer.h (struct _stmt_vec_info): Add
782 loop_phi_evolution_part member.
783 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
784 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
785 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
786 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
787 Use the cached evolution part and the PHI nodes value from
788 the loop preheader edge instead of re-analyzing the evolution.
790 2012-03-26 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/52701
793 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
794 compute and set the evolution part of PHI nodes.
796 2012-03-30 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/52754
799 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
800 propagate arbitrary addresses into really plain dereferences.
802 2012-04-03 Jakub Jelinek <jakub@redhat.com>
804 PR tree-optimization/52835
805 * tree-data-ref.c (build_rdg): Return NULL if
806 compute_data_dependences_for_loop failed.
808 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
810 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
811 (stmt_can_make_abnormal_goto): Use it.
812 (is_ctrl_altering_stmt): Likewise.
814 2012-03-31 Martin Jambor <mjambor@suse.cz>
816 Backported from mainline
817 2012-03-30 Martin Jambor <mjambor@suse.cz>
819 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
820 is a builtin_stack_save in a dominating BB.
822 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
825 crossing 128bit lane boundary.
827 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
829 Backported from mainline
830 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
835 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
836 * config/i386/i386.c: Include reload.h.
837 (ix86_legitimize_reload_address): New function.
839 2012-03-28 Martin Jambor <mjambor@suse.cz>
841 Backported from mainline
842 2012-03-27 Martin Jambor <mjambor@suse.cz>
845 * tree-sra.c (sra_modify_assign): Do not call
846 load_assign_lhs_subreplacements when working with an unscalarizable
849 2012-03-28 Jakub Jelinek <jakub@redhat.com>
852 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
853 __builtin_va_start to __builtin_next_arg if the latter is
854 builtin_decl_explicit_p rather than when it is not.
857 * tree-vect-generic.c (vector_element): Perform multiplication
858 for pos in bitsizetype type instead of idx type.
860 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
862 Backport from 2012-03-28 mainline r185910.
865 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
866 (avr_builtin_decl): New static function.
867 (struct avr_builtin_description, avr_bdesc): Move up.
868 Add GTY marker. Add field fndecl. Remove redundant field id.
869 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
870 (avr_expand_builtin): Code cleanup because .id is removed.
872 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
875 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
878 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
880 Backport from 2012-03-28 mainline r185907.
883 * config.gcc (tm_file): Remove avr/multilib.h.
885 * doc/invoke.texi (AVR Options): Adjust
886 documentation of -mtiny-stack.
888 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
889 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
890 * config/avr/t-avr: Remove generation of multilib.h.
891 * config/avr/t-multilib: Regenerate.
892 * config/avr/multilib.h: Remove.
893 * config/avr/avr.opt (-msp8): New option.
894 (avr_sp8): New variable.
895 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
896 * config/avr/avr.h (AVR_HAVE_SPH): New define.
897 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
898 (avr_device_to_sp8): New prototype.
899 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
900 (DRIVER_SELF_SPECS): New define.
901 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
902 __AVR_SP8__, __AVR_HAVE_SPH__.
903 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
904 AVR_HAVE_8BIT_SP to decide if SP_H is present.
905 (avr_file_start): Ditto.
907 2012-03-28 Jakub Jelinek <jakub@redhat.com>
910 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
911 instead of 8 in adjust_address.
913 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
915 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
916 of a unit before computing the offset in units.
918 2012-03-27 Richard Guenther <rguenther@suse.de>
921 * fold-const.c (try_move_mult_to_index): Handle &x.array more
924 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
927 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
929 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
932 * varasm.c: Include pointer-set.h.
933 (pending_assemble_externals_set): New pointer set.
934 (process_pending_assemble_externals): Destroy the pointer set.
935 (assemble_external): See if decl is in pending_assemble_externals_set,
936 and add it to pending_assemble_externals if necessary.
937 (init_varasm_once): Allocate pending_assemble_externals_set.
939 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
941 Backported from mainline
942 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
945 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
946 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
947 (vector_ltgt<mode>): Likewise.
948 (vector_ordered<mode>): Likewise.
949 (vector_unordered<mode>): Likewise.
950 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
952 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
954 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
957 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
959 Backported from mainline
960 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
964 * config/sh/sh.c (sh_register_move_cost): Increase cost between
965 GENERAL_REGS and FP_REGS for SImode.
967 2012-03-22 Jakub Jelinek <jakub@redhat.com>
970 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
971 on any new_local_var_chain vars declared during recursing on
972 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
974 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
976 Backport from 2012-03-22 mainline r185692.
979 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
980 (unspecv): Add UNSPECV_MEMORY_BARRIER.
981 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
982 (delay_cycles_1, delay_cycles_2): Ditto.
983 (delay_cycles_3, delay_cycles_4): Ditto.
984 (nopv, *nopv): Ditto.
985 (sleep, *sleep): Ditto.
988 Backport from 2012-03-21 mainline r185605.
990 PR rtl-optimization/52543
992 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
993 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
994 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
995 (avr_load_libgcc_p): Restrict to __flash loads.
996 (avr_out_lpm): Only handle 1-byte loads from __flash.
997 (avr_load_lpm): New function.
998 (avr_find_unused_d_reg): Remove.
999 (avr_out_lpm_no_lpmx): Remove.
1000 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1001 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1002 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1003 (load_<mode>, load_<mode>_clobber): New insns.
1004 (mov<mode>): For multi-byte move from non-generic
1005 16-bit address spaces: Expand to load_<mode> resp.
1006 load_<mode>_clobber.
1007 (load<mode>_libgcc): Remove expander.
1008 (split-lpmx): Remove split.
1010 Backport from 2012-03-13 mainline r185329.
1013 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1014 offset (size) to a value the insns can deal with.
1015 (expand_epilogue): Ditto.
1017 Backport from 2012-03-12 mainline r185256.
1020 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1021 type from reg_class_t to enum reg_class.
1022 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1024 Backport from 2012-03-12 mainline r185253.
1027 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1028 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1029 r184615 from 2012-02-28.
1031 Backport from 2012-03-08 mainline r185105.
1033 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1034 for constants in [-63,63].
1036 Backport from 2012-03-08 mainline r185100.
1039 * config/avr/avr.c (avr_mem_clobber): New static function.
1040 (avr_expand_delay_cycles): Add memory clobber operand to
1041 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1042 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1043 (enable_interrupt, disable_interrupt): New expander.
1044 (nopv, sleep, wdr): New expanders.
1045 (delay_cycles_1): Add memory clobber.
1046 (delay_cycles_2): Add memory clobber.
1047 (delay_cycles_3): Add memory clobber.
1048 (delay_cycles_4): Add memory clobber.
1049 (cli_sei): New insn from former "enable_interrupt",
1050 "disable_interrupt" with memory clobber.
1051 (*wdt): New insn from former "wdt" with memory clobber.
1052 (*nopv): Similar, but for "nopv".
1053 (*sleep): Similar, but for "sleep".
1055 Backport from 2012-03-07 mainline r185043.
1058 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1060 Backport from 2012-03-07 mainline r185032.
1063 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1064 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1065 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1067 Backport from 2012-03-07 mainline r185031.
1070 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1072 * config/avr/avr.md (xload_8): Adjust insn length.
1074 Backport from 2012-03-07 mainline r185030.
1077 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1078 if RAMPZ affects reading from RAM.
1080 Backport from 2012-03-05 mainline r184919.
1082 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1084 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1086 Backport from mainline r185259.
1089 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1090 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1092 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1094 Backported from mainline
1095 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1098 * c-parser.c (c_parser_postfix_expression)
1099 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1101 * config/i386/smmintrin.h: Avoid /* within a comment.
1102 * config/i386/nmmintrin.h: Likewise.
1104 2012-03-22 Richard Guenther <rguenther@suse.de>
1106 * BASE-VER: Set to 4.7.1.
1107 * DEV-PHASE: Set to prerelease.
1109 2012-03-22 Release Manager
1111 * GCC 4.7.0 released.
1113 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1115 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1117 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1118 Andrew Pinski <apinski@cavium.com>
1121 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1122 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1123 calls instead of __builtin_ir{int,ound}*.
1125 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1128 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1131 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1133 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1134 Refer to GCC 4.7 version of c99status.html.
1136 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1138 Backport from mainline
1139 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1141 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1142 redefine to be NULL if the current bit-size is different from the
1143 configured bit-size.
1145 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1146 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1147 set the default tuning. Add asserts to make sure the cpu and tune
1148 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1149 test whether the index is set, instead of > 0.
1150 (rs6000_file_start): Do not reset the default cpu if the current
1151 bit-size is different from the configured bit-size.
1153 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1155 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1157 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1158 Update binutils references.
1159 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1160 Update binutils reference.
1161 Update Sun as/GNU ld caveat.
1162 Document binutils largefile requirement for LTO plugin.
1163 Remove reference to alternate libpthread.
1165 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1167 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1169 (Specific, mips-sgi-irix6): Likewise.
1171 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1173 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1174 * configure: Regenerate.
1176 2012-03-07 Richard Henderson <rth@redhat.com>
1178 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1179 * config/m68k/sync.md (atomic_test_and_set): Use it.
1180 (atomic_test_and_set_1): Likewise.
1182 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1185 * Makefile.in: Let install-gcc-ar depend on installdirs,
1186 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1187 Don't double canonicalize if cross-compiling.
1189 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1191 * trans-mem.c: New typedef for tm_region_p.
1192 Define vector types for tm_region_p.
1193 (tm_region_init): Replace region_worklist to a vector called
1196 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1199 * trans-mem.c (tm_region_init): Use last_basic_block.
1201 2012-03-05 Richard Henderson <rth@redhat.com>
1204 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1205 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1206 BIGGEST_ALIGNMENT is aligned.
1208 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1210 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1212 2012-03-05 Richard Henderson <rth@redhat.com>
1215 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1216 instead of calling negqi2 directly.
1218 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1220 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1221 (INTMAX_TYPE): Use it.
1222 (UINTMAX_TYPE): Likewise.
1223 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1224 (irix6_c_common_override_options): Declare.
1225 (C_COMMON_OVERRIDE_OPTIONS): Define.
1226 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1227 * config/mips/irix6-c.c: New file.
1228 * config/mips/t-irix6 (irix6-c.o): New target.
1229 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1232 2012-03-02 Richard Henderson <rth@redhat.com>
1234 * optabs.c (expand_atomic_test_and_set): Honor
1235 atomic_test_and_set_trueval even when atomic_test_and_set
1236 optab is not in use.
1238 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1240 Backport from mainline
1241 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1243 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1245 2012-03-02 Richard Guenther <rguenther@suse.de>
1247 * DEV-PHASE: Set to prerelease.
1249 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1251 * config.gcc (obsolete): Add all ARM targets using the FPA.
1252 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1253 * doc/install.texi: Avoid references to obsolete ARM ports.
1255 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1257 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1259 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1260 Joern Rennecke <joern.rennecke@embecosm.com>
1262 * doc/extend.texi: Expand and update information on interrupt
1263 attribute for Epiphany.
1265 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1267 * config/sh/sh-protos.h: Update copyright notice dates.
1268 * config/sh/sh.h: Likewise.
1269 * config/sh/sh.md: Likewise.
1270 * config/sh/constraints.md: Likewise.
1271 * config/sh/predicates.md: Likewise.
1273 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1275 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1276 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1278 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1280 * config/sh/constraints.md: Fix comment typo.
1282 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1285 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1286 unsigned HOST_WIDE_INT.
1287 (zvdep_imm64): Likewise.
1288 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1289 (vdepi_and): Likewise.
1290 Likewise for unamed 64-bit patterns.
1291 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1293 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1296 PR rtl-optimization/52417
1297 * cselib.c (cselib_any_perm_equivs): New variable.
1298 (cselib_reset_table): Check that it's not set when not
1299 preserving constants.
1300 (cselib_add_permanent_equiv): Set it.
1301 (cselib_have_permanent_equivalences): New.
1302 (cselib_init, cselib_finish): Reset it.
1303 * cselib.h (cselib_have_permanent_equivalences): Declare.
1304 * alias.c (get_addr): Restore earlier behavior when there
1305 aren't permanent equivalences.
1307 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1309 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1310 * config/v850/v850-modes.def: Fix copyright notice.
1312 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1314 * doc/extend.texi (AVR Built-in Functions): Document
1315 __builtin_avr_flash_segment.
1317 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1318 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1319 (*split.flash_segment): New insn-and-split.
1320 * config/avr/avr.c (avr_init_builtins): Add local variables:
1321 const_memx_void_node, const_memx_ptr_type_node,
1322 char_ftype_const_memx_ptr.
1324 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1326 PR tree-optimization/52445
1327 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1328 add ssa_name_ver, offset and size fields and change store field
1330 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1331 (add_or_mark_expr): Likewise. Only consider previous stores
1332 with the same size and offset.
1333 (nt_init_block): Only look at gimple_assign_single_p stmts,
1334 doesn't look at rhs2.
1336 2012-03-01 Richard Guenther <rguenther@suse.de>
1339 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1340 conversions from integral types to pointer types.
1342 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1344 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1345 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1346 unintentionally removed in r184616.
1348 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1350 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1353 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1354 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1358 alternatives, add "e" constraint to the new last alternative
1359 and ! to last 3 alternatives.
1361 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1363 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1364 DW_AT_artificial attributes at the end of the processing.
1365 (gen_array_type_die): Likewise.
1366 (gen_enumeration_type_die): Likewise.
1367 (gen_struct_or_union_type_die): Likewise.
1368 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1371 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1374 * expr.c (expand_assignment): If doing misaligned store that doesn't
1375 cover all mode bits, perform a RMW cycle.
1377 PR tree-optimization/52429
1378 * tree-parloops.c (separate_decls_in_region_debug): Return early
1379 if var is LABEL_DECL.
1381 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1383 PR tree-optimization/52424
1384 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1385 calling dom_thread_across_edge.
1387 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1389 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1391 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1393 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1394 * config/avr/avr.c (avr_output_bld): Remove unused function.
1395 (avr_out_sbxx_branch): Use "%T" to print bit position.
1397 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1399 * config/avr/avr.md: Untabify.
1401 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1403 * config/avr/avr.md (eqne): New code iterator.
1404 (*dec-and-branchsi): Use it in text peephole's condition.
1405 (*dec-and-branchhi): Ditto.
1406 (*dec-and-branchqi): Ditto.
1408 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1411 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1412 the device does not have the skip-bug.
1414 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1416 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1417 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1418 -mpretend-cmove): New.
1420 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1423 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1424 doesn't count DEBUG_INSN refs.
1425 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1426 for DEBUG_INSN refs.
1428 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1432 2012-02-20 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/52298
1434 * tree-vect-stmts.c (vectorizable_load): Properly use
1435 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1438 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1441 * gimple.h (gimple_in_transaction): New.
1442 (gimple_set_in_transaction): New.
1443 (struct gimple_statement_base): Add in_transaction field.
1444 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1446 (tree_ssa_lim_initialize): Compute transaction bits.
1447 * tree.h (compute_transaction_bits): Protoize.
1448 * trans-mem.c (tm_region_init): Use the heap to store BB
1450 (compute_transaction_bits): New.
1452 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1454 * gcc.c (display_help): Document --help=common and sort entries
1457 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1459 * doc/install.texi: Document check-$LANG specific shortcuts
1461 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1464 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1466 * config/arm/arm_neon.h: Regenerate.
1467 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1468 (neon_vcgeu): New insn.
1469 (neon_vcgtu): Likewise.
1470 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1471 (ops): Unsigned comparison intrinsics call a different
1474 2012-02-28 Richard Guenther <rguenther@suse.de>
1477 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1478 ordering for the VEC_CONCAT for two element vectors for
1479 V2SFmode, V2SImode and V2DImode.
1481 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1484 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1485 detecting big-endian triplets.
1487 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1489 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1490 mode if there is no type information available.
1492 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1494 PR tree-optimization/53207
1495 * doc/invoke.texi: Document as experimental and relying on graphite.
1497 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1499 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1500 of initializer to changes from r184614.
1502 2012-02-28 Richard Guenther <rguenther@suse.de>
1504 PR tree-optimization/52395
1505 * tree-sra.c (build_ref_for_offset): Also look at the base
1506 TYPE_ALIGN when figuring out the alignment of the replacement.
1508 2012-02-28 Richard Guenther <rguenther@suse.de>
1510 PR tree-optimization/52402
1511 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1512 mis-aligned types when creating the accesses at the call site.
1514 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1516 * config/avr/builtins.def: New file.
1517 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1518 * config/avr/avr.c (enum avr_builtin_id): Use it.
1519 (avr_init_builtins): Use it. And use avr_bdesc.
1520 (bdesc_1arg): Remove.
1521 (bdesc_2arg): Remove.
1522 (bdesc_3arg): Remove.
1523 (struct avr_builtin_description): Add field n_args.
1524 (avr_bdesc): New static variable using builtins.def.
1525 (avr_expand_builtin): Use it.
1526 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1527 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1528 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1530 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1533 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1534 match only one single hard register with respective hard reg rtx.
1535 (movmemx_<mode>): Ditto.
1536 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1537 insn anatomy of movmem[x]_<mode>.
1538 (avr_out_movmem): Same for printing assembler and operand usage.
1540 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1544 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1545 address spaces located outside of device flash.
1547 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1548 (mcu_type_s): Add field n_flash.
1549 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1550 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1551 (AVR_MCU): Add N_FLASH argument.
1552 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1553 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1554 macro __FLASH<n> if that address space makes sense for the device.
1555 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1556 outside of target flash.
1557 (avr_asm_named_section): Ditto.
1558 (avr_asm_select_section): Ditto.
1559 (avr_addr_space_convert): Ditto.
1560 (avr_emit_movmemhi): Ditto.
1561 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1562 address space is outside of device flash.
1563 (avr_insert_attributes): Ditto.
1564 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1565 avr_current_arch->n_segments.
1567 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1570 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1572 (*movabs<mode>_2): Likewise.
1574 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1577 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1578 s_register_operand in the test instead of REG_P. Don't call
1579 gen_reg_rtx if it won't be used.
1581 PR tree-optimization/52376
1582 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1584 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1586 * ifcvt.c (noce_get_condition): Check condition variable is not
1587 small_register_classes_for_mode_p before accepting.
1589 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1591 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1593 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1596 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1597 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1599 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1601 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1603 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1605 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1607 * config/sh/predicates.md: Remove blank lines.
1608 * config/sh/sh.c: Fix typos in comments.
1609 * config/sh/constraints.md: Likewise.
1610 * config/sh/sh.md: Remove blank lines.
1611 Fix typos in comments. Use ;; as comment characters.
1613 2012-02-26 Walter Lee <walt@tilera.com>
1615 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1616 (replace_mov_pcrel_step2): Ditto.
1618 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1621 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1622 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1623 and locs that reference values newer than the non-canonical value
1624 at hand. Return the canonical value as a worst case.
1625 (memrefs_conflict_p): Walk canonical value's locs.
1628 * cselib.c (preserve_only_constants): Rename to...
1629 (preserve_constants_and_equivs): ... this. Split out...
1630 (invariant_or_equiv_p): ... this. Preserve plus expressions
1631 of other preserved expressions too.
1632 (cselib_reset_table): Adjust.
1633 * var-tracking.c (reverse_op): Use canonical value to build
1636 2012-02-23 Kai Tietz <ktietz@redhat.com>
1638 * config/i386/i386.c (ix86_delegitimize_address): Handle
1639 UNSPEC_PCREL plus displacement.
1641 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1644 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1645 to test for unusedness in st X addressing.
1647 2012-02-24 Richard Guenther <rguenther@suse.de>
1650 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1651 (is_gimple_reg_type): Move inline ...
1652 * gimple.h (is_gimple_reg_type): ... here.
1654 2012-02-24 Richard Guenther <rguenther@suse.de>
1657 * passes.c (execute_function_todo): When verifying SSA form
1658 verify gimple form first.
1659 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1661 2012-02-24 Richard Guenther <rguenther@suse.de>
1664 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1665 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1667 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1669 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1671 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1673 * tree-phinodes.c (make_phi_node): Mark static.
1674 * tree-flow.h (make_phi_node): Remove extern decl.
1675 * doc/gimple.texi (make_phi_node): Remove documentation.
1677 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1679 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1680 * tree-ssa-sccvn.c (print_scc): Ditto.
1682 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1684 * doc/passes.texi (Full redundancy elimination): Fix typo.
1686 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1688 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1690 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1693 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1695 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1698 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1700 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1702 * config/avr/avr.md (code_stdname): Add ior, xor.
1703 (xior): New code iterator.
1704 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1705 (*<code_stdname><mode>qi.byte1-3): Ditto.
1707 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1709 PR tree-optimization/52019
1710 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1713 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1715 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1716 HAVE_INITFINI_ARRAY to work around namespace pollution in
1717 certain versions of newlib system headers.
1718 * config.in: Regenerate.
1719 * configure: Regenerate.
1720 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1721 instead of HAVE_INITFINI_ARRAY.
1723 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1727 is not offsettable memory reference.
1729 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1732 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1733 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1735 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1737 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1738 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1740 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1742 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1743 library on Solaris 8 even without TLS support.
1744 * configure: Regenerate.
1746 2012-02-22 Richard Guenther <rguenther@suse.de>
1749 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1750 for GIMPLE_DEBUG stmts.
1752 2012-02-22 Martin Jambor <mjambor@suse.cz>
1755 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1756 according to the base object.
1758 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1760 PR rtl-optimization/50063
1761 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1762 and 2 (8-bit SP) in operand 2.
1763 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1764 setup to use movhi_sp_r instead of vanilla move to write SP.
1765 Adjust REG_CFA notes to superseed unspec.
1766 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1768 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1769 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1770 irq_state 1 (IRQ known to be on) here.
1772 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1774 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1776 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1777 assign_hard_reg): Likewise.
1779 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1781 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1783 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1786 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1787 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1789 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1791 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1792 prototype from here to...
1793 * config/avr/avr.h: ...here.
1795 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1798 * thumb2.md (thumb2_shiftsi3_short): Split register and
1799 immediate shifts. For register shifts tie operands 0 and 1.
1800 (peephole2 for above): Check that register-controlled shifts
1801 have suitably tied operands.
1803 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1806 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1807 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1808 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1809 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1810 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1811 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1812 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1813 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1814 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1815 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1816 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1817 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1818 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1819 bdver1_ssevector_avx256_unaligned_load,
1820 bdver1_ssevector_sse128_unaligned_load,
1821 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1822 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1823 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1824 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1825 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1826 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1827 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1828 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1829 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1830 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1831 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1832 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1833 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1834 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1835 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1836 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1837 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1838 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1839 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1840 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1841 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1842 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1843 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1844 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1845 bdver1_ssediv_double_load, bdver1_ssediv_double,
1846 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1847 Add "bdver2" attribute.
1849 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1851 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1852 default if possible and not specified otherwise.
1854 2012-02-21 Richard Guenther <rguenther@suse.de>
1857 * gimplify.c (create_tmp_from_val): Use the main variant type
1858 for the type of the temporary we create.
1860 2012-02-21 Richard Guenther <rguenther@suse.de>
1862 PR tree-optimization/52324
1863 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1864 do not gimplify a MEM_REF address operand if it is already
1867 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1869 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1870 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1872 2012-02-21 Richard Guenther <rguenther@suse.de>
1874 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1875 nested_in_vect_loop.
1877 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1879 PR tree-optimization/52318
1880 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1881 vdef also to non-pure/const call stmts in the sequence.
1883 2012-02-20 David S. Miller <davem@davemloft.net>
1885 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1886 don't use the "rd %pc" instruction on v9 for PIC register loads.
1888 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1891 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1892 in a transaction safe function.
1894 2012-02-20 Kai Tietz <ktietz@redhat.com>
1897 * stor-layout.c (place_field): Handle desired_align for
1900 2012-02-20 Richard Guenther <rguenther@suse.de>
1902 PR tree-optimization/52298
1903 * tree-vect-stmts.c (vectorizable_store): Properly use
1904 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1906 (vectorizable_load): Likewise.
1907 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1908 Access DR_STEP after ensuring it is not NULL.
1910 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1912 PR tree-optimization/52286
1913 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1914 optimization use double_int_to_tree instead of build_int_cst_wide,
1915 rewrite to use double_int vars.
1917 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1920 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1922 Remove -e 0 from $gcc_cv_ld invocation.
1923 Only use __GLIBC_PREREQ if defined.
1924 Enable on Solaris since Solaris 8 patch.
1925 (gcc_SUN_LD_VERSION): New macro.
1926 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1927 gcc_SUN_LD_VERSION for version number format.
1928 * configure: Regenerate.
1929 * varasm.c (get_elf_initfini_array_priority_section): Set
1930 SECTION_NOTYPE for non-default priority.
1931 Use get_section instead of get_unnamed_section to emit
1932 .init_array/.fini_array with default priority.
1934 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1936 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1937 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1938 (mips_start_unique_function, mips_output_mips16_rdhwr)
1939 (mips_code_end): New functions.
1940 (TARGET_ASM_CODE_END): Define.
1942 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1944 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1945 to stubs with non-sibling calls.
1947 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1949 * doc/invoke.texi (-fira-* options): Copy-edit.
1950 (ira-* parameters): Copy-edit.
1952 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1954 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1955 GCC coding conventions.
1957 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1959 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1960 when used as adjectives.
1962 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1964 * doc/invoke.texi: Clean up "that"/"which" confusion.
1966 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1968 * system.h: Poison SMALL_REGISTER_CLASSES
1969 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1970 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1972 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1974 PR tree-optimization/52285
1975 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1976 when deciding if a call is a tail call or tail recursion.
1978 2012-02-16 Kai Tietz <ktietz@redhat.com>
1980 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1981 interger-constant displacement for UNSPEC_PCREL.
1983 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1985 PR rtl-optimization/52208
1986 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1987 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1989 PR tree-optimization/52255
1990 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1991 loop->header has virtual PHI, but exit_e->dest doesn't, add
1992 virtual PHI to exit_e->dest and adjust all uses after the loop.
1995 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1996 children with clone_tree_hash, not after it.
1998 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2000 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2001 extended identifiers.
2003 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2006 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2007 a same_body_alias, also test whether e->callee isn't a former
2008 or current clone of the decl this is a same body alias of.
2010 PR translation/52264
2011 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2013 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2015 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2017 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2020 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2021 force_reg instead of copy_to_reg for better optimization. Force
2022 non-register or memory operands into a register.
2024 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2026 * extend.texi: Reserve upper bits of memory model for future use.
2028 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2029 Anatoly Sokolov <aesok@post.ru>
2030 Eric Weddington <eric.weddington@atmel.com>
2033 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2034 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2035 Rewrite initializers for .macro.
2036 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2037 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2038 atxmega32d4, atxmega32x1.
2039 avrxmega4: atxmega64a3, atxmega64d3.
2040 avrxmega5: atxmega64a1, atxmega64a1u.
2041 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2042 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2043 avrxmega7: atxmega128a1, atxmega128a1u.
2044 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2045 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2046 (struct base_arch_s): Rename reserved to xmega_p.
2047 Rename reserved2 to have_rampd.
2048 (AVR_XMEGA): New define.
2049 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2050 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2051 * config/avr/predicates.md (io_address_operand): Take into
2053 (low_io_address_operand): Ditto.
2054 (high_io_address_operand): Ditto.
2055 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2056 (enabled, movhi_sp_r): Use them.
2057 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2058 cpp_define_formatted to built-in define __AVR_ARCH__.
2059 (__AVR_XMEGA__): New built-in define.
2060 (__AVR_HAVE_RAMPD__): New built-in define.
2061 (__AVR_HAVE_RAMPX__): New built-in define.
2062 (__AVR_HAVE_RAMPY__): New built-in define.
2063 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2065 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2066 (avr_option_override): Initialize them.
2067 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2068 (avr_init_expanders): Initialize them. No more block several calls.
2069 (emit_push_sfr): New static function.
2070 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2072 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2073 (avr_print_operand): Print addreeses as symbols for
2074 RAMPX, RAMPY, RAMPD, CCP.
2075 (output_movhi): Handle AVR_XMEGA when writing to SP.
2076 (avr_out_movhi_mr_r_xmega): New static function.
2077 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2078 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2079 __RAMPD__, __CCP__ as needed.
2081 * config/avr/multilib.h: Regenerate.
2082 * config/avr/t-multilib: Regenerate.
2083 * config/avr/avr-tables.opt: Regenerate.
2085 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2087 PR tree-optimization/50561
2088 * graphite-flattening.c (lst_project_loop): Do not
2089 remove old scattering dimensions after flattening.
2090 (lst_do_flatten): Likewise.
2092 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2094 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2095 __builtin_avr_map8, __builtin_avr_map16.
2096 Document __builtin_avr_insert_bits.
2098 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2099 (insert_bits): New insn.
2100 (adjust_len.map_bits): Rename to insert_bits.
2101 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2102 * avr-protos.h (avr_out_map_bits): Remove.
2103 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2104 * config/avr/constraints.md (Cxf,C0f): New.
2105 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2106 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2107 New built-in define __BUILTIN_AVR_INSERT_BITS.
2108 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2109 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2110 (avr_move_bits): Rewrite.
2111 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2113 (avr_map_op_t): New typedef.
2114 (avr_map_op): New static variable.
2115 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2116 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2117 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2118 (bdesc_3arg, avr_expand_triop_builtin): New.
2119 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2120 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2121 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2122 (avr_map_equal_p, avr_map_sig_p): Remove.
2123 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2124 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2125 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2126 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2127 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2128 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2130 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2132 * config/c6x/c6x.md (reserve_cycles): New attribute.
2133 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2134 don't reserve functional units after the branch occurs.
2136 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2139 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2140 functions into non-tm_pure functions.
2142 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2145 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2146 (iterative_hash_canonical_type): Likewise.
2147 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2150 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2152 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2153 sched-group insn, it either remains alone or the entire list is pruned.
2155 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2157 * doc/install.texi (Prerequisites): Fix grammar.
2158 (Configuration): Likewise.
2160 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2162 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2163 MPC as part of GCC before describing configuring with --with-gmp etc.
2164 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2165 sources are present.
2167 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2170 * dwarf2out.c (clone_tree_hash): New function.
2171 (copy_decls_walk): Use it instead of clone_tree.
2173 2012-02-14 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/52244
2176 PR tree-optimization/51528
2177 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2178 replacements for integral types.
2180 2012-02-14 Walter Lee <walt@tilera.com>
2182 * config.gcc: Handle tilegx and tilepro.
2183 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2185 Add HAVE_AS_TLS check for tilegx and tilepro.
2186 * configure: Regenerate.
2187 * doc/contrib.texi: Add Mat Hostetter and self.
2188 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2189 Document instruction intrinsics and network accessing intrinsics.
2190 (TILEPro Built-in Functions): New node. Document instruction
2191 intrinsics and network accessing intrinsics.
2192 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2193 (Specific, tilepro-*-linux*): Likewise.
2194 * doc/invoke.texi (TILE-Gx Options): New section.
2195 (TILEPro Options): New section.
2196 * doc/md.texi (TILE-Gx): New section.
2197 (TILEPro): New section.
2198 * common/config/tilegx/tilegx-common.c: New file.
2199 * common/config/tilepro/tilepro-common.c: New file.
2200 * config/tilegx/constraints.md: New file.
2201 * config/tilegx/linux.h: New file.
2202 * config/tilegx/mul-tables.c: New file.
2203 * config/tilegx/predicates.md: New file.
2204 * config/tilegx/sync.md: New file.
2205 * config/tilegx/t-tilegx: New file.
2206 * config/tilegx/tilegx-builtins.h: New file.
2207 * config/tilegx/tilegx-c.c: New file.
2208 * config/tilegx/tilegx-generic.md: New file.
2209 * config/tilegx/tilegx-modes.def: New file.
2210 * config/tilegx/tilegx-multiply.h: New file.
2211 * config/tilegx/tilegx-protos.h: New file.
2212 * config/tilegx/tilegx.c: New file.
2213 * config/tilegx/tilegx.h: New file.
2214 * config/tilegx/tilegx.md: New file.
2215 * config/tilegx/tilegx.opt: New file.
2216 * config/tilepro/constraints.md: New file.
2217 * config/tilepro/gen-mul-tables.cc: New file.
2218 * config/tilepro/linux.h: New file.
2219 * config/tilepro/mul-tables.c: New file.
2220 * config/tilepro/predicates.md: New file.
2221 * config/tilepro/t-tilepro: New file.
2222 * config/tilepro/tilepro-builtins.h: New file.
2223 * config/tilepro/tilepro-c.c: New file.
2224 * config/tilepro/tilepro-generic.md: New file.
2225 * config/tilepro/tilepro-modes.def: New file.
2226 * config/tilepro/tilepro-multiply.h: New file.
2227 * config/tilepro/tilepro-protos.h: New file.
2228 * config/tilepro/tilepro.c: New file.
2229 * config/tilepro/tilepro.h: New file.
2230 * config/tilepro/tilepro.md: New file.
2231 * config/tilepro/tilepro.opt: New file.
2233 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2235 PR tree-optimization/52210
2236 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2237 vect_model_simple_cost with two entry vect_def_type array instead
2238 of an address of dt.
2240 2012-02-14 Richard Guenther <rguenther@suse.de>
2243 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2244 Do not stream DECL_QUALIFIER.
2245 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2246 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2247 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2249 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2252 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2255 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2258 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2259 * cselib.c (cselib_subst_to_values_from_insn): New function.
2260 * sched-deps.c (add_insn_mem_dependence,
2261 sched_analyze_1, sched_analyze_2): Use it.
2263 2012-02-13 Jan Hubicka <jh@suse.cz>
2266 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2268 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2270 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2271 (GTM_SELF_SPECS): Define if not already defined.
2272 (driver_self_specs): Add GTM_SELF_SPECS.
2273 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2274 (GTM_SELF_SPECS): Define.
2275 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2276 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2278 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2280 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2283 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2286 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2287 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2289 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2292 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2294 2012-02-13 Richard Guenther <rguenther@suse.de>
2296 PR translation/52211
2297 * passes.c (enable_disable_pass): Fix typo.
2299 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2302 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2303 XOR for reduce_bit_field if type is unsigned.
2305 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2307 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2308 disallow changes from SFmode to mode with different size in FP regs.
2310 2012-02-12 Robert Millan <rmh@gnu.org>
2311 Gerald Pfeifer <gerald@pfeifer.com>
2313 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2316 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2318 PR rtl-optimization/52175
2319 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2320 to frame-related instructions.
2322 2012-02-10 Jason Merrill <jason@redhat.com>
2325 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2326 (demangle_new_symbols): Fill it.
2327 (scan_linker_output): Walk it.
2328 (start_tweaking): Split out from scan_linker_output.
2329 (maybe_tweak): Update sym->chosen.
2330 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2332 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2335 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2337 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2339 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2340 having the same mode as previous compare.
2342 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2344 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2345 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2346 (nonlocal_goto_internal): Likewise.
2347 (nonlocal_goto): Emit a use and an indirect jump directly.
2349 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2352 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2353 __atomic_{is,always}_lock_free.
2355 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2358 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2359 negative constant address for x32.
2361 2012-02-10 Richard Henderson <rth@redhat.com>
2363 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2364 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2365 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2367 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2368 Ira Rosen <irar@il.ibm.com>
2370 PR tree-optimization/50031
2371 * targhooks.c (default_builtin_vectorization_cost): Handle
2373 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2374 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2375 all types of reduction and pattern statements.
2376 (vect_estimate_min_profitable_iters): Likewise.
2377 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2378 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2379 for explicit realigns.
2380 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2381 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2383 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2384 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2385 vec_perm for VSX and handle vec_promote_demote.
2387 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2390 * builtins.c (fold_builtin_atomic_always_lock_free,
2391 expand_builtin_atomic_always_lock_free,
2392 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2393 Return and/or test boolean_true_node/boolean_false_node instead of
2394 integer_one_node/integer_zero_node.
2396 2012-02-10 Jan Hubicka <jh@suse.cz>
2399 * predict.c (predict_paths_for_bb): Prevent looping.
2400 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2402 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2404 * config/arm/arm.c (output_move_double): In one case properly
2405 count number of instructions that will be emitted.
2407 2012-02-10 Richard Guenther <rguenther@suse.de>
2409 PR translation/52193
2410 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2412 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2415 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2417 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2420 * var-tracking.c (emit_note_insn_var_location): If
2421 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2422 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2423 non-NOTE_DURING_CALL_P insn.
2425 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2428 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2430 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2433 * gcc.c (switch_matches) Support switches with separated form,
2436 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2438 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2440 (RAMPZ_ADDR): Ditto.
2441 * config/avr/avr.c (avr_addr_t): New typedef.
2442 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2443 (avr_init_expanders): Initialize it.
2444 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2446 (expand_epilogue): Ditto.
2447 (avr_print_operand): Ditto.
2448 (avr_file_start): Ditto.
2449 (avr_emit_movmemhi): Ditto.
2451 2012-02-08 Richard Guenther <rguenther@suse.de>
2453 PR tree-optimization/46886
2454 * tree-flow.h (do_while_loop_p): Declare.
2455 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2456 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2458 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2460 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2461 always succeed for integers larger than a native word.
2463 2012-02-08 Richard Guenther <rguenther@suse.de>
2465 PR rtl-optimization/52170
2466 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2467 properly handle integer vector modes.
2469 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2471 PR gcov-profile/52150
2472 * coverage.c: Include target.h.
2473 (build_var): Call targetm.strip_name_encoding on the assembler name.
2474 Change one _ into . or $ if the target allows it.
2475 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2477 PR rtl-optimization/52139
2478 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2479 is a BARRIER after emit_insn_after_noloc, move BB_END
2480 to the last non-BARRIER insn before it.
2482 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2485 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2486 (mips_gimplify_va_arg_expr): Call it instead of
2487 std_gimplify_va_arg_expr.
2489 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2491 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2492 message for -mno-pointers-to-nested-function.
2494 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2497 * expr.c (get_inner_reference): If there is an offset, add a negative
2498 bit position to it (if any).
2500 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2502 PR rtl-optimization/52060
2503 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2504 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2505 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2506 and/or i0src_copy2 when needed.
2508 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2510 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2511 or LTOPLUGINSONAME if have_c.
2513 * config/freebsd-spec.h: Add comment about what macros can be defined
2515 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2516 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2519 2012-02-07 Richard Guenther <rguenther@suse.de>
2521 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2522 newline in -alias dumps.
2524 2012-02-07 Kai Tietz <ktietz@redhat.com>
2525 Dave Korn <dave.korn.cygwin@gmail.com>
2528 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2529 Take care that typinfo gets dllexport-attribute.
2531 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2534 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2535 if modifier < EXPAND_SUM call force_operand on the result.
2537 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2539 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2540 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2542 (epiphany_function_type): Replace types for specific interrupts with
2543 EPIPHANY_FUNCTION_INTERRUPT.
2544 (EPIPHANY_INTERRUPT_P): Update.
2545 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2546 New static function.
2547 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2548 <disinterrupt>: Affects type identity.
2549 (epiphany_handle_interrupt_attribute): Handle variable number of
2551 (epiphany_compute_function_type): Update for new
2552 epiphany_function_type definition.
2553 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2554 handlers with a longcall forwarder.
2555 (epiphany_start_function): Handle multiple interrupt arguments and/or
2556 forwarder_section attribute.
2558 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2561 2012-02-07 Alan Modra <amodra@gmail.com>
2564 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2567 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2569 PR tree-optimization/50969
2570 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2571 use vec_perm rather than vector_stmt.
2572 (vect_model_load_cost): Likewise.
2573 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2574 vec_perm to be the same as other vector statements.
2575 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2576 cost of vec_perm for TARGET_VSX.
2578 2012-02-06 Richard Guenther <rguenther@suse.de>
2580 PR tree-optimization/52115
2581 * tree-sra.c (access_has_replacements_p): New function.
2582 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2584 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2587 * trans-mem.c (expand_call_tm): Add an assertion.
2588 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2591 2012-02-06 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/50955
2594 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2595 raise cost of expressions that replace an address with an
2596 expression based on a different pointer.
2598 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2601 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2602 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2604 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2607 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2608 -Weffc++ and specify guidelines come from second edition.
2610 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2612 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2613 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2614 (call_direct_split, call_value_split, call_value_internal_direct)
2615 (call_value_direct_split, call_value_multiple_split): Use jal and
2616 jal_macro attributes.
2618 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2620 * reload1.c (reload_regs_reach_end_p): Replace with...
2621 (reload_reg_rtx_reaches_end_p): ...this function.
2622 (new_spill_reg_store): Update commentary.
2623 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2624 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2625 before setting new_spill_reg_store.
2626 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2627 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2628 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2629 for non-spill reload registers.
2631 2012-02-05 Ira Rosen <irar@il.ibm.com>
2633 PR tree-optimization/52091
2634 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2635 (vect_is_simple_use_1): Likewise.
2636 * tree-vect-loop.c (vectorizable_reduction): Update calls
2637 to vect_is_simple_use_1 and vect_is_simple_use.
2638 (vectorizable_live_operation): Likewise.
2639 * tree-vect-patterns.c (widened_name_p,
2640 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2641 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2642 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2643 vectorizable_shift,vectorizable_operation, vectorizable_store,
2644 vectorizable_load): Likewise.
2645 (vect_is_simple_cond): Add an argument, pass it to
2646 vect_is_simple_use_1.
2647 (vectorizable_condition): Update calls to vect_is_simple_cond,
2649 (vect_is_simple_use): Add an argument, the statement in which
2650 OPERAND is used. Check that if OPERAND's def stmt is a double
2651 reduction phi node, the use is a phi node too.
2652 (vect_is_simple_use_1): Add an argument, pass it to
2654 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2655 to vect_is_simple_use.
2657 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2659 PR rtl-optimization/52095
2660 * modulo-sched.c (dump_insn_locator): New function.
2661 (loop_canon_p, sms_schedule): Use it.
2663 PR rtl-optimization/52113
2664 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2665 even for decomposable shift/zext insns.
2667 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2668 Zdenek Dvorak <ook@ucw.cz>
2670 PR rtl-optimization/52092
2671 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2672 on get_iv_value result.
2674 2012-02-02 Andrew Pinski <apinski@cavium.com>
2678 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2680 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2683 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2685 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2687 PR rtl-optimization/49800
2688 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2689 (sched_finish): Call regstat_free_n_sets_and_refs.
2691 2012-02-02 Jia Liu <proljc@gmail.com>
2693 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2696 2012-02-02 Jan Hubicka <jh@suse.cz>
2697 Tom de Vries <tom@codesourcery.com>
2700 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2701 * varpool.c (varpool_analyze_pending_decls): Likewise.
2703 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2704 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2706 * config.gcc: Add cr16-* support.
2708 * doc/extend.texi: Document cr16 extensions.
2709 * doc/install.texi: Document cr16 install.
2710 * doc/invoke.texi: Document cr16 options.
2711 * doc/md.texi: Document cr16 constraints.
2713 * common/config/cr16/cr16-common.c: New file.
2714 * config/cr16/cr16.c: New file.
2715 * config/cr16/cr16.h: New file.
2716 * config/cr16/cr16.md: New file.
2717 * config/cr16/cr16.opt: New file.
2718 * config/cr16/cr16-protos.h: New file.
2719 * config/cr16/predicates.md: New file.
2720 * config/cr16/constraints.md: New file.
2721 * config/cr16/t-cr16: New file.
2723 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2726 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2727 that operands[2] is either immediate, or q_regs_operand.
2729 PR tree-optimization/52073
2730 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2731 a pattern stmt for pattern uses, ignore uses outside of the loop.
2733 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2735 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2736 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2737 (OUT_AS1, OUT_AS2): Remove.
2739 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2741 PR rtl-optimization/51374
2742 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2743 to cross other volatile_refs_p insns.
2745 2012-02-01 Richard Guenther <rguenther@suse.de>
2747 * doc/invoke.texi (fno-inline): Clarify documentation.
2748 (finline-small-functions): Likewise.
2749 (finline-functions): Likewise.
2750 * common.opt (finline): Adjust comment and documentation.
2751 (finline-small-functions): Clarify documentation.
2752 (finline-functions): Likewise.
2753 (finline-functions-called-once): Likewise.
2755 2012-02-01 Tristan Gingold <gingold@adacore.com>
2757 * c-typeck.c (composite_type): Keep mode for pointers.
2759 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2761 * function.h (regno_reg_rtx): Adjust comment.
2762 * reginfo.c (init_reg_modes_target): Only use the previous mode
2763 if it fits within one register. Remove MIPS comment.
2765 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2768 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2770 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2772 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2773 to srak instruction.
2775 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2777 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2779 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2784 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2786 2012-01-31 Richard Guenther <rguenther@suse.de>
2788 PR tree-optimization/51528
2789 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2792 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2797 * ree.c (add_removable_extension): Change def_map argument
2798 to unsigned *, store in def_map 1 + offset into *insn_list vector
2799 instead of pointers into the vector.
2800 (find_removable_extensions): Adjust caller.
2802 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2804 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2805 Transform all "* quoted-c-code" to { c-code }.
2806 Remove redundant test for "optimize" in combine patterns.
2807 Move (include "avr-dimode.md") to end of file.
2809 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2812 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2813 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2815 2012-01-30 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/52028
2818 * tree-loop-distribution.c (ldist_gen): Properly update
2821 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2824 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2825 set_cur_line_info_table if not emitting debug info.
2827 PR tree-optimization/52046
2828 * tree-vect-patterns.c (check_bool_pattern): Give up if
2829 a comparison could throw.
2832 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2834 2012-01-30 Richard Guenther <rguenther@suse.de>
2836 PR tree-optimization/52045
2837 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2838 SSA form if cfgcleanup did anything.
2840 2012-01-30 Richard Guenther <rguenther@suse.de>
2842 PR tree-optimization/52045
2843 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2844 before computing final todo.
2846 2012-01-30 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/51528
2849 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2852 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2854 * df-problems.c (df_kill_notes): Check that the use refers
2855 to the note under examination.
2857 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2860 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2861 parameter and use short-lived pseudos.
2862 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2863 (sparc_expand_vector_init): Const-ify local variables and adjust
2864 calls to above functions.
2866 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2868 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2870 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2872 * doc/invoke.texi: Make usage of "compile time" and
2873 "run time"/"runtime" consistent throughout the file.
2875 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2877 * config/alpha/alpha.c (alpha_option_override): Default to
2878 full IEEE compliance mode for Go language.
2880 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2882 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2883 (LINK_SSP_SPEC): Define.
2885 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2888 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2891 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2893 * doc/invoke.texi: Correct hyphenation of "floating point",
2894 "double precision", and related terminology throughout the file.
2896 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2899 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2900 arm_general_register_operand predicate for operand 2 instead of
2903 2012-01-27 Ian Lance Taylor <iant@google.com>
2906 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2907 * builtins.c (expand_builtin_init_trampoline): Add onstack
2908 parameter. Change caller.
2909 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2910 * tree.c (build_common_builtin_nodes): Declare
2911 __builtin_init_heap_trampoline.
2913 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2915 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2916 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2917 * config/avr/avr.c: Ditto.
2918 (avr_regnames): Remove because unused.
2919 * config/avr/avr.md (*cpse.ne): New peephole.
2920 (*cpse.eq): New peephole from former cpse peepholes.
2922 2012-01-27 Michael Eager <eager@eagercon.com>
2924 * config/microblaze.c (microblaze_emit_compare): Correct
2925 test after pcmp instruction.
2927 2012-01-27 Richard Guenther <rguenther@suse.de>
2929 PR tree-optimization/52020
2930 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2932 2012-01-27 Richard Guenther <rguenther@suse.de>
2934 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2935 function non-const/pure.
2937 2012-01-27 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/50444
2940 * tree-sra.c (build_ref_for_offset): Properly adjust the
2941 MEM_REF type for unaligned accesses.
2943 2012-01-27 Richard Guenther <rguenther@suse.de>
2945 PR tree-optimization/50444
2946 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2947 (expand_assignment): Use it. Properly handle misaligned
2948 bases when expanding stores to component references.
2949 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2952 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2955 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2956 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2957 * tree-data-ref.c (find_data_references_in_loop): Make static.
2958 (compute_all_dependences): Change return type to bool. Bail out
2959 for too many datarefs in a loop. Move the hunk resetting the data
2960 dependences vector from ...
2961 (compute_data_dependences_for_loop): ... here. Account for
2962 compute_all_dependences returning false.
2963 (compute_data_dependences_for_bb): Likewise.
2964 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2965 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2967 2012-01-27 Richard Guenther <rguenther@suse.de>
2970 * expr.c (store_field): Use the alias-set of the scratch memory
2973 2012-01-27 Tom de Vries <tom@codesourcery.com>
2975 PR tree-optimization/51990
2976 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2978 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2980 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2983 * var-tracking.c (reverse_op): Don't add any reverse operation
2984 if V already has any constant locations.
2986 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2988 * doc/invoke.texi: Correct usage of "command line" (noun)
2989 vs "command-line" (adjective) throughout.
2991 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2993 * doc/invoke.texi (Language Independent Options): Move
2994 -Wcoverage-mismatch blurb from here....
2995 (Warning Options): ...to here.
2997 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2999 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3000 Set rs6000_always_hint to false for 476.
3002 2012-01-27 Matthias Klose <doko@ubuntu.com>
3004 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3006 * incpath.c (add_standard_paths): Likewise.
3008 2012-01-27 Richard Henderson <rth@redhat.com>
3010 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3011 * config/m68k/sync.md (atomic_test_and_set): Rename from
3012 sync_test_and_setqi and adjust the operands.
3013 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3014 and unconditionally enable.
3016 2012-01-27 Richard Henderson <rth@redhat.com>
3018 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3019 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3020 (ldstub): Rename from ldstubqi.
3021 (ldstub<I24MODE>): Remove.
3023 2012-01-27 Richard Henderson <rth@redhat.com>
3025 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3026 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3027 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3028 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3029 * doc/tm.texi: Rebuild.
3031 2012-01-27 Richard Henderson <rth@redhat.com>
3033 * optabs.c (gen_atomic_test_and_set): Remove default.
3034 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3036 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3038 PR rtl-optimization/51978
3039 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3040 (combine_reaching_defs): Likewise.
3041 (struct re_info): Remove.
3042 (add_removable_extension): Remove x and data arguments,
3043 add insn, insn_list and def_map. Use the arguments directly
3044 instead of using struct re_info.
3045 (find_removable_extensions): Don't call add_removable_extension
3046 through note_stores, instead just call it with single_set
3048 (find_and_remove_re): Pass curr_cand->expr instead of
3049 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3051 2012-01-26 Michael Matz <matz@suse.de>
3053 PR tree-optimization/46590
3054 * cfgexpand.c: Revert last change (r183305).
3055 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3057 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3058 checking for emptiness.
3060 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3063 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3064 non-addressable non-BLKmode base correctly.
3066 2012-01-26 Michael Matz <matz@suse.de>
3068 PR tree-optimization/48794
3069 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3070 regions referenced from RESX/EH_DISPATCH.
3072 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3074 * config/s390/s390.h: Make BRANCH_COST an option.
3075 * config/s390/s390.opt: New option -mbranch-cost.
3077 2012-01-26 Richard Henderson <rth@redhat.com>
3079 Revert 2012-01-24 change:
3080 * trans-mem.c (requires_barrier): Do not instrument thread local
3081 variables and emit save/restore for them.
3083 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3086 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3089 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3091 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3094 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3097 Rename __pgm to __flash.
3098 Rename __pgm1 to __flash1.
3099 Rename __pgm2 to __flash2.
3100 Rename __pgm3 to __flash3.
3101 Rename __pgm4 to __flash4.
3102 Rename __pgm5 to __flash5.
3103 Rename __pgmx to __memx.
3104 * doc/extend.texi (AVR Named Address Spaces)
3105 Rename address space names as indicated above.
3106 * config/avr/avr.c (avr_addrspace): Ditto.
3108 * config/avr/avr-protos.h
3109 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3110 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3111 * config/avr/predicates.md: Ditto.
3112 * config/avr/avr.c Ditto, and
3113 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3114 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3116 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3117 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3118 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3119 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3120 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3121 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3122 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3123 * config/avr/avr.c: Ditto.
3124 * config/avr/avr.md: Ditto.
3126 2012-01-25 Jason Merrill <jason@redhat.com>
3129 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3131 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3133 PR tree-optimization/51987
3134 * tree-data-ref.c (get_references_in_stmt): Handle references in
3135 non-volatile GIMPLE_ASM.
3137 2012-01-25 Richard Guenther <rguenther@suse.de>
3139 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3140 bases are dereferenced.
3142 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3144 PR rtl-optimization/48374
3145 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3147 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3149 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3150 compute_data_dependences_for_loop returns false.
3151 * tree-parloops.c (loop_parallel_p): Likewise.
3153 2012-01-25 Richard Guenther <rguenther@suse.de>
3155 * tree.h (get_pointer_alignment_1): Declare.
3156 * builtins.c (get_pointer_alignment_1): New function.
3157 (get_pointer_alignment): Use it.
3159 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3161 PR rtl-optimization/48308
3162 * combine.c (enum undo_kind): Add UNDO_LINKS.
3163 (struct undo): Add member l to other_contents and where.
3164 (do_SUBST_LINK): New.
3166 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3167 (undo_all): Handle UNDO_LINKS.
3169 2012-01-25 Richard Henderson <rth@redhat.com>
3171 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3174 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3176 * optabs.c (gen_atomic_test_and_set): Use each argument.
3178 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3180 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3181 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3182 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3183 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3184 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3185 TARGET_PAIRED_SINGLE_FLOAT.
3187 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3189 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3190 (in_struct, return_val): Remove MEM documentation.
3191 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3192 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3193 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3195 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3196 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3197 * expr.c (store_field): Likewise.
3198 * function.c (assign_stack_temp_for_type): Likewise.
3199 * ifcvt.c (noce_try_cmove_arith): Likewise.
3200 * reload1.c (reload): Likewise.
3201 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3202 (alpha_set_memflags): Likewise.
3203 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3205 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3207 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3209 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3210 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3211 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3213 * cselib.c (cselib_rtx_varies_p): Delete.
3214 (cselib_invalidate_mem): Update call to canon_true_dependence.
3215 * dse.c (record_store, check_mem_read_rtx): Likewise.
3216 (scan_reads_nospill): Likewise.
3217 * cse.c (check_dependence): Likewise.
3218 (cse_rtx_varies_p): Delete.
3219 * expr.c (safe_from_p): Update call to true_dependence.
3220 * ira.c (validate_equiv_mem_from_store): Likewise.
3221 (memref_referenced_p): Likewise.
3222 * postreload-gcse.c (find_mem_conflicts): Likewise.
3223 * sched-deps.c (sched_analyze_2): Likewise.
3224 * store-motion.c (load_kills_store): Likewise.
3225 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3226 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3227 (compute_transp): Update call to canon_true_dependence.
3229 2012-01-25 Richard Henderson <rth@redhat.com>
3231 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3232 (maybe_emit_atomic_test_and_set): New.
3233 (expand_sync_lock_test_and_set): Use it.
3234 (expand_atomic_test_and_set): Likewise.
3235 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3236 the implementation; clarify implementation defined details.
3237 * doc/md.texi (atomic_test_and_set): Document.
3239 2012-01-25 Richard Henderson <rth@redhat.com>
3241 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3243 2012-01-25 Richard Henderson <rth@redhat.com>
3246 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3247 to effect no-op split.
3249 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3252 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3253 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3254 (BT_FN_VOID_PTR_INT_SIZE): New.
3255 (BT_FN_UINT_UINT_VAR): Remove.
3256 (BT_FN_UINT32_UINT32_VAR): New.
3257 (BT_FN_DOUBLE_VPTR): Remove.
3258 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3260 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3261 (_ITM_changeTransactionMode): Same.
3262 (_ITM_memmoveRtWt): Change return type to void.
3263 (_ITM_memcpyRtWt): Same.
3264 (_ITM_memsetW): Same.
3265 (_ITM_RaRD): Change types to double.
3270 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3272 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3273 Patrick Marlier <patrick.marlier@gmail.com>
3275 * trans-mem.c (requires_barrier): Do not instrument thread local
3276 variables and emit save/restore for them.
3278 2012-01-24 Jason Merrill <jason@redhat.com>
3281 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3282 output static aliases.
3284 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3287 * common.opt (-pie, -shared, pie, shared): Change from Common to
3289 * gcc.c (display_help): Display help for -pie and -shared.
3291 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3294 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3295 Remove note on size/offset limitation.
3296 (AVR Variable Attributes): Add example how to read data located
3297 with progmem. Refer to named address spaces.
3298 * doc/invoke.texi (AVR Options): Fix typo.
3300 2012-01-24 Richard Guenther <rguenther@suse.de>
3302 Forward-port to trunk
3303 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3306 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3307 op0 isn't sufficiently aligned and there is movmisalignM
3308 insn for mode, use it to load op0 into a temporary register.
3310 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3313 * target.def (const_not_ok_for_debug_p): New hook.
3314 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3316 * doc/tm.texi: Regenerated.
3317 * dwarf2out.c (const_ok_for_output_1): If
3318 targetm.const_not_ok_for_debug_p returns true, fail.
3319 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3321 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3323 2012-01-23 Kai Tietz <ktietz@redhat.com>
3326 * config/i386/predicates.md (symbolic_operand): Allow
3327 UNSPEC_PCREL as PIC expression for lea.
3328 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3329 * config/i386/i386.c (ix86_delegitimize_address): Handle
3330 UNSPEC_PCREL for none-MEM, too.
3332 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3334 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3335 (ipa_tm_create_version_alias): Same.
3337 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3340 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3341 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3343 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3344 Patrick Marlier <patrick.marlier@gmail.com>
3345 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3348 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3349 simple_object_start_read.
3351 2012-01-23 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/51895
3355 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3356 parameter decomposition into BLKmode components.
3358 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3360 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3361 fake variables for restrict-qualified pointers whose pointed-to type
3362 contains a placeholder.
3364 2012-01-23 Richard Guenther <rguenther@suse.de>
3366 PR tree-optimization/51949
3367 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3369 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3371 PR rtl-optimization/51933
3372 * ree.c (transform_ifelse): Return true right away if dstreg is
3373 already wider or equal to cand->mode.
3374 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3375 (make_defs_and_copies_lists): Remove defs_list and copies_list
3376 arguments, add state argument, just truncate state->work_list
3377 instead of always allocating and freeing the vector. Assert that
3378 get_defs succeeds instead of returning 2. Changed return type to bool.
3379 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3380 have ext_src_mode, see if it has been modified already with the
3381 right kind of extension and has been extended before from the
3382 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3383 just return true. Remember the original mode in state->modified array.
3384 (combine_reaching_defs): Add state argument. Don't allocate and
3385 free here def_list, copied_list and vec vectors, instead just
3386 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3387 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3388 Add state variable, clear vectors in it, initialize state.modified
3389 if needed. Free all the vectors at the end and state.modified too.
3390 Don't skip a candidate if the extension expression has been modified.
3392 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3395 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3396 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3397 (extra_options) interix.opt -> i386/interix.opt"
3398 (extra_objs):Add winnt-stubs.o
3399 * configure.ac: Add interix to target_os .comm on PE check.
3400 * configure: Regenerate.
3401 * config/interix3.h: Delete and move bits to..
3402 * config/interix.h: Delete and move bits to..
3403 * config/i386/i386-interix3.h: Delete and move bits to..
3404 * config/i386/i386-interix.h: ..here.
3405 (TARGET_CPU_DEFAULT): Remove redefinition.
3406 (TARGET_ASM_CONSTRUCTOR): Undefine.
3407 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3408 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3409 (PTRDIFF_TYPE): Define.
3410 (LONG_DOUBLE_TYPE_SIZE): Define.
3411 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3412 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3413 (TARGET_SECTION_TYPE_FLAGS): Define.
3414 (ASM_DECLARE_FUNCTION_NAME): Define.
3415 (ASM_OUTPUT_EXTERNAL): Define.
3416 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3417 (ASM_OUTPUT_ALIGNED_BSS): Define.
3418 (PCC_BITFIELD_TYPE_MATTERS): Define.
3419 (USE_CONST_SECTION): Define.
3420 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3421 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3422 (SUPPORTS_ONE_ONLY): Remove.
3423 (I386_PE_STRIP_ENCODING): Define.
3424 * config/interix.opt: Delete and move bits to..
3425 * config/i386/interix.opt: ..here. New.
3426 (mpe-aligned-commons): Add.
3427 * config/i386/t-interix: Add copyright header.
3428 (winnt-stubs.o): Add rule.
3430 2012-01-22 Jason Merrill <jason@redhat.com>
3433 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3434 for extra name aliases.
3436 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3438 PR rtl-optimization/51924
3439 * ree.c (combine_set_extension): Improve debugging message.
3440 (combine_reaching_defs): Likewise.
3441 (get_defs): Rename confusingly named variable.
3442 (find_and_remove_re): Skip a candidate if the extension expression has
3445 2012-01-21 Robert Millan <rmh@gnu.org>
3446 Gerald Pfeifer <gerald@pfeifer.com>
3448 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3449 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3451 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3453 PR tree-optimization/51914
3454 * tree-vect-stmts.c (vectorizable_conversion): For
3455 cvt_type && modifier == WIDEN, put temporary with cvt_type
3456 at the beginning of vec_dsts and set vec_dest to temporary
3459 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3461 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3463 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3465 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3466 * config/rs6000/rs6000.c: Likewise.
3468 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3471 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3472 output_move_double on a copy of operands array.
3474 2012-01-20 Cary Coutant <ccoutant@google.com>
3475 Dodji Seketeli <dodji@redhat.com>
3478 * dwarf2out.c (copy_declaration_context): Return ref to parent
3479 of declaration DIE, if necessary.
3480 (remove_child_or_replace_with_skeleton): Add new parameter; update
3481 caller. Place skeleton DIE under parent DIE of original declaration.
3482 Move call to copy_declaration_context to here ...
3483 (break_out_comdat_types): ... from here.
3485 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3487 PR rtl-optimization/51856
3488 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3491 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3494 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3495 hints for neon loads and stores.
3497 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3501 * doc/extend.texi (Named Address Spaces): Split into subsections.
3502 (AVR Named Address Spaces): New subsection.
3503 (M32C Named Address Spaces): New subsection.
3504 (RL78 Named Address Spaces): New subsection.
3505 (SPU Named Address Spaces): New subsection.
3506 (Variable Attributes): New anchor "AVR Variable Attributes".
3507 (AVR Variable Attributes): Rewrite and avoid wording
3508 "address space" in this context.
3509 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3510 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3511 (AVR Built-in Macros): New subsubsection therein.
3512 * doc/md.texi (AVR constraints): Remove "C04", "R".
3514 2012-01-20 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/51903
3517 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3518 when removing stmts.
3520 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3523 * config/arm/arm.c (arm_load_pic_register): Use
3524 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3525 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3526 (arm_pic_static_addr): Likewise.
3527 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3528 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3529 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3530 (pic_load_addr_unified): New.
3532 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3535 * function.c (instantiate_virtual_regs_in_insn): Use
3536 delete_insn_and_edges when removing a wrong asm insn.
3538 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3540 PR rtl-optimization/40761
3541 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3542 Add new member loop_num.
3543 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3544 (ira_build): Remove the parameter.
3546 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3547 (ira.c): Do not build CFG loops for one region allocation. Remove
3548 argument from ira_build call.
3550 * ira-build.c (init_loop_tree_node): New function.
3551 (create_loop_tree_nodes): Use it. Separate the case when CFG
3552 loops are not built.
3553 (more_one_region_p): Check current_loops.
3554 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3556 (add_loop_to_tree): Process loop equal to NULL too.
3557 (form_loop_tree): Separate the case when CFG loops are not built.
3558 Use explicitly number for the root.
3559 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3561 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3562 instead of loop->num.
3563 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3564 (mark_all_loops_for_removal): Ditto.
3565 (remove_unnecessary_regions): Separate the case when CFG loops
3567 (ira_build): Remove the parameter. Use explicit number of regions
3568 when CFG loops are not built.
3570 * ira-color.c (print_loop_title): Separate the case for the root node.
3571 Use loop_num instead of loop->num.
3572 (move_spill_restore): Use loop_num instead of loop->num.
3574 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3575 (change_loop): Ditto.
3576 (change_loop): Use loop_num instead of loop->num.
3578 * ira-lives.c (process_bb_node_lives): Ditto.
3580 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3582 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3584 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3587 * tree-mudflap.c (mf_artificial): New function.
3588 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3589 mx_register_decls, mudflap_enqueue_decl): Use it.
3592 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3593 numbers in the insn pattern.
3595 2012-01-19 Michael Matz <matz@suse.de>
3597 PR tree-optimization/46590
3598 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3599 use it in remembering which conflicts we already created.
3600 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3603 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3606 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3607 (merge_and_complain): Same.
3609 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3612 * config/initfini-array.h: Guard content of the header
3613 with #ifdef HAVE_INITFINI_ARRAY.
3614 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3615 Add initfini-array.h to tm_file here.
3616 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3617 * config.gcc: Don't add initfini-array.h to tm_file here.
3618 * configure: Regenerated.
3620 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3622 PR rtl-optimization/51505
3623 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3624 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3625 (df_note_bb_compute): Update the call to df_kill_notes.
3627 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3629 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3631 2012-01-18 Richard Guenther <rguenther@suse.de>
3633 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3634 of conversions to void *.
3636 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3637 Richard Sandiford <rdsandiford@googlemail.com>
3641 * optabs.h (simplify_expand_binop): Declare.
3642 * optabs.c (simplify_expand_binop): Make global.
3643 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3644 endian targets if the source cannot be exactly covered by word
3647 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3650 * hard-reg-set.h (struct hard_reg_set_container): New type.
3651 * target.h (struct hard_reg_set_container): Forward declare.
3652 * target.def (set_up_by_prologue): New target hook.
3653 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3654 * doc/tm.texi: Regenerated.
3655 * function.c (thread_prologue_and_epilogue_insns): Change
3656 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3657 Call targetm.set_up_by_prologue on it.
3658 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3659 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3661 2012-01-17 Nick Clifton <nickc@redhat.com>
3663 * config/rx/rx.c (rx_can_use_simple_return): New function.
3664 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3665 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3667 2012-01-17 Richard Guenther <rguenther@suse.de>
3670 * expr.c (expand_assignment): Take address-space information
3671 from the address operand of MEM_REF and TARGET_MEM_REF.
3672 (expand_expr_real_1): Likewise.
3674 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3676 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3677 reload dump is requested.
3679 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3682 * trans-mem.c (requires_barrier): Call may_be_aliased.
3684 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3686 PR tree-optimization/51877
3687 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3688 call arguments and fndecls compare equal, instead return false if they
3689 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3690 both SSA_NAMEs that are valueized the same, or they satisfy
3693 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3695 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3697 * configure: Regenerate.
3699 2012-01-16 Jan Hubicka <jh@suse.cz>
3703 * convert.c (convert_to_integer): Use fold_convert for
3704 converting an INTEGER_CST to integer type.
3706 2012-01-16 Jason Merrill <jason@redhat.com>
3709 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3711 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3714 * config/s390/s390.c (s390_chunkify_start): Don't skip
3715 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3716 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3717 If insn is followed by NOTE_INSN_VAR_LOCATION or
3718 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3719 Don't use location of note insns.
3721 PR tree-optimization/51865
3722 * tree-inline.c (tree_function_versioning): Call remap_decl
3723 on DECL_RESULT whenever it has VOID_TYPE_P type.
3725 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3727 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3728 for calls to locally-binding MIPS16 functions if only the return
3729 type uses float regs.
3731 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3732 Richard Sandiford <rdsandiford@googlemail.com>
3734 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3735 (SYMBOL_32_HIGH): Likewise.
3736 (mips_output_tls_reloc_directive): Declare.
3737 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3738 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3739 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3740 (mips_lo_relocs, mips_hi_relocs): Make extern.
3741 (mips16_stub_function): Move up file.
3742 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3743 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3744 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3745 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3746 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3747 (mips_get_tp): Add MIPS16 support.
3748 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3749 Generalize DTPREL and TPREL handling.
3750 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3751 Add MIPS16 TLS support.
3752 (mips_output_tls_reloc_directive): New function.
3753 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3754 * config/mips/predicates.md (symbolic_operand_with_high)
3755 (tls_reloc_operand): New predicates.
3756 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3757 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3758 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3759 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3760 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3761 (*tls_get_tp_mips16_call_<mode>): Likewise.
3763 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3765 PR rtl-optimization/51821
3766 * recog.c (peep2_find_free_register): Determine clobbered registers
3769 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3772 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3773 * config/avr/avr.c: Likewise.
3774 * config/avr/avr.h: Likewise.
3776 2012-01-13 Ian Lance Taylor <iant@google.com>
3779 * tree.h (TYPE_QUALS): Add cast to int.
3780 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3782 2012-01-13 Ian Lance Taylor <iant@google.com>
3784 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3785 comparing param_index to VEC_length result.
3787 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3789 * c-decl.c: Do not include tree-mudflap.h
3790 * tree-optimize.c: Likewise.
3791 * Makefile.in: Update dependencies.
3793 2012-01-13 Richard Guenther <rguenther@suse.de>
3796 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3797 variable-sized result always use RSO.
3799 2012-01-12 DJ Delorie <dj@redhat.com>
3801 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3802 pointer type, not just the default pointer type.
3804 2012-01-09 Richard Henderson <rth@redhat.com>
3805 Denis Chertykov <chertykov@gmail.com>
3808 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3809 * config/avr/avr.c (avr_can_eliminate): Simplify.
3810 (avr_initial_elimination_offset): Likewise.
3811 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3812 (expand_epilogue): Likewise.
3813 (avr_legitimize_address): Gut.
3814 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3815 (avr_hard_regno_nregs): New.
3816 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3817 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3818 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3819 add soft frame pointer.
3820 (CALL_USED_REGISTERS): Likewise.
3821 (REG_CLASS_CONTENTS): Likewise.
3822 (REGISTER_NAMES): Likewise.
3823 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3824 (HARD_FRAME_POINTER_REGNUM): New.
3825 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3826 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3827 remove the HARD_FRAME_POINTER self-elimination.
3829 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3832 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3833 DECL_EXTERNAL when checking for initializers of progmem variables.
3835 2012-01-12 Ira Rosen <irar@il.ibm.com>
3837 PR tree-optimization/51799
3838 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3839 that the last operation is a type demotion.
3841 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3844 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3846 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3849 * combine.c (distribute_notes): If i3 is a noreturn call,
3850 allow old_size to be equal to args_size and make sure the
3851 noreturn call gets REG_ARGS_SIZE note.
3852 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3853 on noreturn calls even when the delta is 0.
3855 2012-01-11 Nathan Sidwell <nathan@acm.org>
3857 * gcov.c (STRING_SIZE): Remove.
3858 (generate_results): Erase annotations for source files with no
3859 coverage information.
3861 (output_lines): Use it.
3863 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3865 * gimple.h (gimplify_body): Remove first argument.
3866 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3867 pointer set here, instead just pass DATA to walk_tree.
3868 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3869 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3870 (unvisit_body): Likewise, but with unmark_visited.
3871 (gimplify_body): Remove BODY_P argument and adjust.
3872 (gimplify_function_tree): Adjust call to gimplify_body.
3873 * omp-low.c (finalize_task_copyfn): Likewise.
3875 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3877 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3878 (build_function_type_skip_args): Delete.
3879 * tree.c (build_function_type_skip_args): Make static and add
3880 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3881 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3882 pass it to build_function_type_skip_args.
3883 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3884 (tree_function_versioning): Likewise.
3885 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3886 build_function_decl_skip_args.
3887 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3888 and pass it to build_function_decl_skip_args/tree_function_versioning.
3889 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3890 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3891 * trans-mem.c (ipa_tm_create_version): Likewise.
3892 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3893 * tree-inline.c (declare_return_variable): Remove always-true test.
3894 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3895 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3896 * ipa-split.c (split_function): Skip the return value for the split
3897 part if it doesn't return.
3899 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3901 PR tree-optimization/49642
3902 * ipa-split.c (forbidden_dominators): New variable.
3903 (check_forbidden_calls): New function.
3904 (dominated_by_forbidden): Likewise.
3905 (consider_split): Check for forbidden dominators.
3906 (execute_split_functions): Initialize and free forbidden
3907 dominators info; call check_forbidden_calls.
3909 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3911 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3913 2012-01-11 Nick Clifton <nickc@redhat.com>
3915 * config/rx/rx.md (return): Define pattern.
3917 2012-01-11 Richard Guenther <rguenther@suse.de>
3919 * doc/extend.texi (malloc attribute): Adjust according to
3922 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3923 Patrick Marlier <patrick.marlier@gmail.com>
3926 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3927 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3928 (ipa_tm_note_irrevocable): Same.
3929 (ipa_tm_scan_irr_block): Same.
3930 (ipa_tm_decrement_clone_counts): Same.
3931 (ipa_tm_scan_irr_function): Same.
3932 (ipa_tm_create_version_alias): Same.
3933 (ipa_tm_create_version): Same.
3934 (ipa_tm_transform_calls_redirect): Same.
3935 (ipa_tm_transform_calls): Same.
3936 (ipa_tm_transform_transaction): Same.
3937 (ipa_tm_execute): Same.
3939 2012-01-10 Richard Guenther <rguenther@suse.de>
3942 * opts.c (common_handle_option): Handle -Werror.
3944 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3946 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3949 2012-01-10 Jason Merrill <jason@redhat.com>
3951 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3954 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3956 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3957 supports R_386_TLS_GD_PLT reloc.
3958 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3959 supports R_386_TLS_LDM_PLT reloc.
3960 * configure: Regenerate.
3961 * config.in: Regenerate.
3963 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3966 Extend __pgmx semantics to linearize memory.
3967 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3968 determine if code comes inline or from libgcc.
3969 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3970 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3971 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3972 (movmemx_qi, movmemx_hi): New insns.
3973 (xload_<mode>_libgcc): Rewrite to new insn condition.
3974 (xload_<mode>): Remove insns.
3975 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3976 cases that don't satisfy avr_xload_libgcc_p().
3977 (avr_addr_space_convert): Allow converting in any direction.
3978 (avr_addr_space_subset_p): Return always true.
3979 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3980 (avr_emit_movmemhi): Ditto.
3981 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3982 (avr_out_movmem): Ditto.
3983 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3984 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3985 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3986 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3987 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3989 2012-01-10 Richard Guenther <rguenther@suse.de>
3991 PR tree-optimization/50913
3992 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3993 Require data-refs to be representable by Graphite with respect
3996 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3999 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4001 2012-01-10 Tom de Vries <tom@codesourcery.com>
4003 PR rtl-optimization/51271
4004 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4005 handling annulled branch.
4007 2012-01-10 Richard Henderson <rth@redhat.com>
4009 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4010 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4011 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4012 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4013 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4014 arm_expand_vec_perm_const): New.
4015 * config/arm/arm-protos.h: Update.
4016 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4017 (*neon_vswp<VDQX>): New.
4018 (neon_vcombine<VDX>): Use neon_split_vcombine.
4019 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4020 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4021 (vec_perm<VE>): New.
4023 2012-01-10 Richard Henderson <rth@redhat.com>
4025 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4026 use it if reload_completed.
4027 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4028 arm_output_asm_insn, arm_process_output_memory_barrier,
4029 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4030 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4031 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4032 arm_process_output_sync_insn, arm_output_sync_insn,
4033 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4034 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4035 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4036 (emit_unlikely_jump): New.
4037 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4038 (arm_split_atomic_op): New.
4039 * config/arm/arm-protos.h: Update.
4040 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4041 (struct arm_sync_generator): Remove.
4042 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4043 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4044 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4045 (VUNSPEC_LL, VUNSPEC_SC): New.
4046 (sync_result, sync_memory, sync_required_value, sync_new_value,
4047 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4048 (attr length): Don't use arm_sync_loop_insns.
4049 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4050 (movsfcc, movdfcc): Likewise.
4051 * config/arm/constraints.md (Ua): New.
4052 * config/arm/prediates.md (mem_noofs_operand): New.
4053 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4054 (sync_clobber, sync_t2_reqd): Remove.
4055 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4056 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4057 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4058 (arm_sync_compare_and_swap<SIDI>): Remove.
4059 (arm_sync_compare_and_swap<NARROW>): Remove.
4060 (arm_sync_lock_test_and_set<SIDI>): Remove.
4061 (arm_sync_lock_test_and_set<NARROW>): Remove.
4062 (arm_sync_new_<syncop><SIDI>): Remove.
4063 (arm_sync_new_<syncop><NARROW>): Remove.
4064 (arm_sync_new_nand<SIDI>): Remove.
4065 (arm_sync_new_nand<NARROW>): Remove.
4066 (arm_sync_old_<syncop><SIDI>): Remove.
4067 (arm_sync_old_<syncop><NARROW>): Remove.
4068 (arm_sync_old_nand<SIDI>): Remove.
4069 (arm_sync_old_nand<NARROW>): Remove.
4070 (*memory_barrier): Merge arm_output_memory_barrier.
4071 (atomic_compare_and_swap<QHSD>): New.
4072 (atomic_compare_and_swap<NARROW>_1): New.
4073 (atomic_compare_and_swap<SIDI>_1): New.
4074 (atomic_exchange<QHSD>): New.
4075 (cas_cmp_operand, cas_cmp_str): New.
4076 (atomic_op_operand, atomic_op_str): New.
4077 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4078 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4079 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4080 (arm_load_exclusive<NARROW>): New.
4081 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4082 (arm_store_exclusive<QHSD>): New.
4084 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4086 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4087 reload patterns if -mvsx-scalar-memory.
4089 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4090 generated, even -mno-vsx-scalar-double was used.
4091 (vsx_xscvdpsp_scalar): Likewise.
4092 (vsx_xscvspdp_scalar2): Likewise.
4094 2012-01-09 Tom de Vries <tom@codesourcery.com>
4095 Andrew Pinski <apinski@cavium.com>
4098 * reorg.c (fill_slots_from_thread): Don't speculate
4099 frame-related insns.
4101 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4103 * sched-int.h (bb_note): Move to...
4104 * basic-block.h: ...here.
4105 * haifa-sched.c (bb_note): Move to...
4106 * cfgrtl.c: ...here.
4107 * function.c (next_block_for_reg): New function.
4108 (move_insn_for_shrink_wrap): Likewise.
4109 (prepare_shrink_wrap): Rewrite to use the above.
4111 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4113 * gimple.c (is_gimple_non_addressable): Remove.
4114 * gimple.h: Remove is_gimple_non_addressable.
4115 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4116 is_gimple_non_addressable.
4117 * trans-mem.c (expand_assign_tm): Same.
4119 2012-01-09 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/51775
4122 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4123 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4125 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4127 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4129 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4131 2012-01-09 Richard Guenther <rguenther@suse.de>
4133 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4135 2012-01-08 Jan Hubicka <jh@suse.cz>
4137 PR tree-optimize/51680
4138 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4139 on when known_vals needs to be computed; cleanup.
4141 2012-01-08 Jan Hubicka <jh@suse.cz>
4143 PR tree-optimize/51694
4144 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4146 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4148 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4149 for -std=c++98 and -std=c++11 too.
4151 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4153 * cfgloop.c (cancel_loop): Add free() of bbs array.
4155 2012-01-07 Jan Hubicka <jh@suse.cz>
4157 PR tree-optimization/51600
4158 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4159 that benefits small functions.
4161 2012-01-07 Jan Hubicka <jh@suse.cz>
4163 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4165 2012-01-07 Jan Hubicka <jh@suse.cz>
4167 PR tree-optimization/51680
4168 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4169 whose inlining reduce unit size.
4171 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4174 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4175 Add canonical node to containing_mem chain after the non-canonical
4176 one, even if there weren't any locs to propagate.
4177 (remove_useless_values): Keep only canonical values.
4178 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4179 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4180 canonicalize mem_chain elements that are not discarded.
4182 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4185 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4186 before emitting functions.
4188 PR gcov-profile/50127
4189 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4190 clear_aux_for_blocks.
4192 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4195 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4197 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4199 * c-decl.c (ext_block): Moved up.
4200 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4202 2012-01-06 Han Shen <shenhan@google.com>
4204 Translate built-in include paths for sysroot.
4205 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4206 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4208 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4209 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4211 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4212 control whether sysroot should be prepended to gxx include dir.
4214 * configure: Regenerate.
4216 2012-01-06 Torvald Riegel <triegel@redhat.com>
4218 PR rtl-optimization/51771
4219 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4220 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4222 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4224 PR tree-optimization/51315
4225 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4226 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4228 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4231 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4232 for shrp pattern. Correctly handle and fixup shift variable.
4233 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4235 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4238 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4239 note when !ACCUMULATE_OUTGOING_ARGS.
4241 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4243 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4245 (extract_range_from_unary_expr_1): Avoid useless computations.
4247 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4249 PR rtl-optimization/51767
4250 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4251 of jump_block and add an extra edge for degenerated asm gotos.
4254 * stmt.c (check_unique_operand_names): Don't ICE during error
4255 reporting if i is from labels chain.
4258 * profile.c (branch_prob): Split bbs that have exit edge
4259 and need a fake entry edge too.
4261 2012-01-05 Jan Hubicka <jh@suse.cz>
4264 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4267 2012-01-05 Richard Guenther <rguenther@suse.de>
4270 * tree-streamer-out.c (write_ts_optimization): New function.
4271 (streamer_write_tree_body): Call it.
4272 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4273 (streamer_read_tree_body): Call it.
4274 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4276 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4279 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4280 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4281 in_cleanup_point_expr before gimplify_stmt call and restore it
4283 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4284 in_cleanup_point_expr is false.
4286 2012-01-05 Richard Guenther <rguenther@suse.de>
4289 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4291 * toplev.c (process_options): Reject combining mudflap and LTO.
4292 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4294 2012-01-05 Richard Guenther <rguenther@suse.de>
4296 PR tree-optimization/51760
4297 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4299 (bit_value_unop): Handle UNDEFINED operands.
4300 (bit_value_binop): Likewise.
4302 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4304 * config/avr/avr.c (avr_replace_prefix): Remove.
4305 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4306 (avr_asm_function_rodata_section): Ditto.
4307 (avr_asm_select_section): Ditto.
4309 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4311 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4314 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4317 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4318 calls that have any non-fake successor edges.
4321 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4323 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4325 PR tree-optimization/51624
4326 * tree-sra.c (build_ref_for_model): When replicating a chain of
4327 COMPONENT_REFs, stop as soon as the offset would become negative.
4329 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4332 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4333 in .debug_loc on the floor.
4335 2012-01-04 Andrew Pinski <apinski@cavium.com>
4337 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4339 2012-01-04 Andrew Pinski <apinski@cavium.com>
4340 Adam Nemet <anemet@caviumnetworks.com>
4342 * config/mips/mips.md (size): Add SI and DI.
4343 (SIZE): New mode attribute.
4344 (U): New code attribute.
4345 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4346 (mips_lbux_<mode>): Delete.
4347 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4348 (mips_lhx): Use gen_mips_lhx_extsi.
4349 (mips_lhx_<mode>): Delete.
4351 (mips_l<size>x): New expand.
4352 (mips_lwx_<mode>): Delete.
4353 (mips_l<GPR:size>x_<P:mode>): New pattern.
4354 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4355 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4356 * config/mips/mips.c (mips_lx_address_p): New function.
4357 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4358 (dsp64): New availability predicate.
4359 (mips_builtins): Add an entry for __builtin_mips_ldx.
4360 * config/mips/mips.h (ISA_HAS_LBX): New define.
4361 (ISA_HAS_LBUX): Likewise.
4362 (ISA_HAS_LHX): Likewise.
4363 (ISA_HAS_LHUX): Likewise.
4364 (ISA_HAS_LWX): Likewise.
4365 (ISA_HAS_LWUX): Likewise.
4366 (ISA_HAS_LDX): Likewise.
4367 * doc/extend.texi (__builtin_mips_ldx): Document.
4369 2012-01-04 Tristan Gingold <gingold@adacore.com>
4371 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4372 when long pointers are used.
4373 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4374 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4375 (ia64-hp-*vms*): Remove.
4376 * config/vms/xm-vms64.h: Delete.
4378 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4381 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4383 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4385 * opts.c (finish_options): Remove duplicate sorry.
4387 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4390 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4393 2012-01-04 Richard Guenther <rguenther@suse.de>
4396 * tree.c (size_low_cst): New function.
4397 * tree.h (size_low_cst): Declare.
4398 * fold-const.c (fold_comparison): Use it to extract the low
4399 part of the POINTER_PLUS_EXPR offset.
4401 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4403 Fix clearing ZERO_REG
4404 * config/avr/avr.md (cc): Add alternative "ldi".
4405 (movqi_insn): Use it in cc attribute.
4406 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4407 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4408 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4410 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4412 * configure: Regenerate.
4414 2012-01-04 Richard Guenther <rguenther@suse.de>
4416 PR tree-optimization/49651
4417 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4418 (var_can_have_subvars): Use it.
4419 (get_constraint_for_1): Only consider subfields if there can be any.
4421 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4424 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4425 to its new canonical_cselib_val and the cselib_val was in
4426 first_containing_mem chain, but the canonical_cselib_val was not,
4427 add the latter into the chain.
4428 (cselib_invalidate_mem): Compare canonical_cselib_val of
4429 addr_list chain elt with v.
4432 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4433 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4435 (output_macinfo_op): Don't ggc_strdup fd->filename.
4436 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4437 then ggc_strdup it. Don't free inc->info or cur->info.
4438 (output_macinfo): Don't free ref->info or file->info.
4440 2012-01-03 Ira Rosen <irar@il.ibm.com>
4442 PR tree-optimization/51269
4443 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4444 first_niters a pointer.
4445 (slpeel_tree_peel_loop_to_edge): Likewise.
4446 (vect_do_peeling_for_loop_bound): Update call to
4447 slpeel_tree_peel_loop_to_edge.
4448 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4449 here. Remove it from the parameters list.
4450 (vect_do_peeling_for_alignment): Update calls and compute
4453 2012-01-03 Richard Guenther <rguenther@suse.de>
4455 PR tree-optimization/51070
4456 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4457 Properly handle calls.
4459 2012-01-03 Richard Guenther <rguenther@suse.de>
4461 PR tree-optimization/51692
4462 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4463 the LHS of allocation stmts.
4465 2012-01-03 Olivier Hainque <hainque@adacore.com>
4467 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4469 2012-01-03 Olivier Hainque <hainque@adacore.com>
4471 * collect2.c (main): In AIX specific computations for vector
4472 insertions, use CONST_CAST2 to cast from char ** to const char **.
4474 2012-01-03 Richard Guenther <rguenther@suse.de>
4477 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4478 the context of a limbo DIE when it does not already exist.
4480 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4482 PR tree-optimization/51719
4483 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4484 but direct call is, clear direct call's lhs and don't add fallthrough
4485 edge from dcall_bb to join_bb and PHIs.
4487 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4489 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4490 the instructions emitted by the pattern.
4491 ("*TDC_insn_<mode>"): Add comment.
4493 2012-01-03 Richard Guenther <rguenther@suse.de>
4496 * fold-const.c (fold_comparison): Properly canonicalize
4497 tree offset and HOST_WIDE_INT bit position.
4499 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4501 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4502 operands for extzv pattern.
4504 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4507 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4510 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4512 * doc/invoke.texi (-flto and related options): Copy-edit.
4514 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4516 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4518 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4520 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4523 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4525 * expr.h (move_by_pieces_ninsns): Declare.
4526 * expr.c (move_by_pieces_ninsns): Make external.
4527 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4528 (mips_store_by_pieces_p): Likewise.
4529 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4530 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4531 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4532 (mips_store_by_pieces_p): Likewise.
4534 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4536 * passes.c (register_one_dump_file): Free full_name.
4538 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4539 (calculate_elim_costs_all_insns): Free offsets_at and
4540 offsets_known_at at the end and clear the pointers.
4542 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4544 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4545 this option introduced in r180739.
4547 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4550 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4551 (tmake_file target=avr): Add avr/t-multilib.
4553 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4554 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4555 * config/avr/genmultilib.awk: New file.
4556 * config/avr/t-multilib: New auto-generated file.
4557 * config/avr/multilib.h: New auto-generated file.
4558 * config/avr/t-avr (AVR_MCUS): New variable.
4559 (genopt.sh): Use it.
4560 (s-mlib): Depend on t-multilib.
4561 (t-multilib, multilib.h): New dependencies.
4562 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4563 (MULTILIB_OPTIONS): Remove.
4564 (MULTILIB_MATCHES): Remove.
4565 (MULTILIB_DIRNAMES): Remove.
4566 (MULTILIB_EXCEPTIONS): Remove:
4567 * config/avr/genopt.sh: Don't use hard coded file name;
4568 pass AVR_MCUS from t-avr instead.
4570 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4572 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4574 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4576 Implement light-weight DImode support.
4577 * config/avr/avr-dimode.md: New file.
4578 * config/avr/avr.md: Include it.
4579 (adjust_len): Add plus64, compare64.
4580 (HIDI): Remove code iterator.
4581 (code_stdname): New code attribute.
4582 (rotx, rotsmode): Remove DI.
4583 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4585 * config/avr/avr-protos.h (avr_have_dimode): New.
4586 (avr_out_plus64, avr_out_compare64): New.
4587 * config/avr/avr.c (avr_out_compare): Handle DImode.
4588 (avr_have_dimode): New variable definition and initialization.
4589 (avr_out_compare64, avr_out_plus64): New functions.
4590 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4591 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4592 (avr_compare_pattern): Skip DImode comparisons.
4594 2012-01-02 Revital Eres <revital.eres@linaro.org>
4596 * ddg.c (def_has_ccmode_p): New function.
4597 (add_cross_iteration_register_deps,
4598 create_ddg_dep_from_intra_loop_link): Call it.
4600 2012-01-02 Richard Guenther <rguenther@suse.de>
4603 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4605 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4607 * gcc.c (process_command): Update copyright notice dates.
4608 * gcov.c (print_version): Likewise.
4609 * gcov-dump.c (print_version): Likewise.
4610 * mips-tfile.c (main): Likewise.
4611 * mips-tdump.c (main): Likewise.
4613 2012-01-01 Ira Rosen <irar@il.ibm.com>
4615 PR tree-optimization/51704
4616 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4617 a use is inside the basic block or loop before accessing its vect info.
4619 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4621 PR rtl-optimization/51069
4622 * cfgloopmanip.c (remove_path): Removing path making irreducible
4623 region unconditional makes BB part of the region.
4625 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4627 PR tree-optimization/51683
4628 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4629 calls with side-effects.
4630 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4632 Copyright (C) 2012 Free Software Foundation, Inc.
4634 Copying and distribution of this file, with or without modification,
4635 are permitted in any medium without royalty provided the copyright
4636 notice and this notice are preserved.