1 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
4 * fold-const.c (fold_binary_loc): Refine previous change.
6 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
9 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
12 * config/sh/sh.c (find_barrier): Add equality check of last_got to
13 avoid going above orig insn. Update comments.
15 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
17 Backport from mainline
18 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
21 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
22 prologue for unwinder and profiler.
24 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
26 Backport from mainline
27 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
29 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
31 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
33 Backport from mainline
34 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
36 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
39 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
41 Backport from mainline
42 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
44 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
45 operand is CONST_INT. Take COSTS_N_INSNS into account.
46 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
49 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
51 * config/avr/avr.opt (-msp8): Document it.
52 * doc/invoke.texi (AVR Options): Copy from trunk docu.
54 2012-05-31 Richard Guenther <rguenther@suse.de>
57 * expr.c (expand_assignment): Do not use movmisalign on
60 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
63 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
64 (pa_section_type_flags): New.
65 (pa_legitimate_constant_p): Revert previous change.
67 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
69 Backport from mainline
70 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
73 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
75 (ipa_tm_create_version): Same.
77 2012-05-30 Jason Merrill <jason@redhat.com>
80 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
81 about array compound literals.
83 2012-05-30 Richard Guenther <rguenther@suse.de>
86 * fold-const.c (fold_binary_loc): Make sure to call
87 fold_plusminus_mult_expr with the original sign of operands.
89 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
91 * explow.c (probe_stack_range): Restore simple control flow and stop
92 again when the probe cannot be generated if HAVE_check_stack.
94 2012-05-30 Jakub Jelinek <jakub@redhat.com>
96 PR rtl-optimization/53519
97 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
98 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
100 2012-05-29 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/53516
103 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
105 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
107 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
109 Backport from mainline
110 2012-05-28 Richard Guenther <rguenther@suse.de>
112 PR tree-optimization/53438
113 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
115 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
117 Backport from mainline
118 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
120 PR rtl-optimization/52528
121 * combine.c (can_combine_p): Add setting of subst_low_luid
122 before call to expand_field_assignment().
124 2012-05-26 Martin Jambor <mjambor@suse.cz>
126 Backport from mainline
127 2012-05-23 Martin Jambor <mjambor@suse.cz>
129 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
131 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
134 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
135 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
137 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
140 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
141 (ix86_expand_vec_perm): Use int mode instead of float.
143 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
146 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
147 gnu_ld variables to yes.
148 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
149 (HAVE_GNU_AS): Likewise.
150 * config.in: Regenerate.
151 * configure: Likewise.
153 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
155 Backport from mainline
156 2012-03-12 Richard Guenther <rguenther@suse.de>
157 * config/arm/arm.c (neon_dereference_pointer): Do not call
158 covert during RTL expansion.
160 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
162 Backport from mainline
163 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
166 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
167 relied on signed overflow behavior.
169 2012-05-24 Richard Guenther <rguenther@suse.de>
172 * tree-profile.c (tree_profiling): Cleanup the CFG if
173 execute_fixup_cfg requests it.
175 2012-05-24 Jakub Jelinek <jakub@redhat.com>
177 PR tree-optimization/53465
178 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
179 vr0 into *vr, then vrp_meet that.
180 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
181 have any equivalences.
182 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
185 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
187 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
189 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
190 (iterative_hash_gimple_type): Adjust comment.
191 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
192 domain for an array type instead of the domain type itself.
194 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
196 Backport from 2012-05-23 mainline r187803
199 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
200 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
203 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
205 Backport from 2012-05-03 mainline r187075
207 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
208 has_fma4 for AMD processors with both fma3 and fma4 support.
210 2012-05-22 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/53408
213 * tree-vect-loop.c (vectorizable_induction): Properly check
214 the restriction that we cannot handle induction results from
215 the inner loop outside of the outer loop.
217 2012-05-21 Jakub Jelinek <jakub@redhat.com>
219 PR tree-optimization/53436
220 * omp-low.c (omp_build_component_ref): New function.
221 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
223 PR tree-optimization/53366
224 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
225 tests if complex_numbers == 2, but there are non-complex number loads
228 PR tree-optimization/53409
229 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
230 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
232 PR tree-optimization/53410
233 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
234 instead of build_int_cst (type, 0) where vector types might be
237 2012-05-21 Joseph Myers <joseph@codesourcery.com>
240 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
241 from folded operands before wrapping another around the
242 conditional expression.
244 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
245 Patrick Marlier <patrick.marlier@gmail.com>
247 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
250 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
252 Backport from mainline
253 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
256 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
257 (UNSPECV_RDRAND): This.
258 (rdrand<mode>_1): Updated.
260 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
262 Backport from mainline
263 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
265 * config/i386/driver-i386.c (host_detect_local_cpu): Support
266 RDRND, F16C and FSGSBASE.
268 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
270 Backport from mainline
271 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
273 * tree-ssa-pre.c (can_value_number_call): Delete.
274 (compute_avail): Skip all statements with side effects.
275 <GIMPLE_CALL>: Skip calls to internal functions.
277 2012-05-18 David S. Miller <davem@davemloft.net>
279 Backport r185385 from mainline
280 2012-03-14 Richard Guenther <rguenther@suse.de>
283 * tree-vect-generic.c (type_for_widest_vector_mode): Take
284 element type instead of mode, use build_vector_type_for_mode
285 instead of the langhook, build a vector of proper signedness.
286 (expand_vector_operations_1): Adjust.
288 2012-05-18 Olivier Hainque <hainque@adacore.com>
290 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
291 $(libsubdir) as libexecsubdir.
293 2012-05-16 Andrew Pinski <apinski@cavium.com>
295 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
298 2012-05-16 David S. Miller <davem@davemloft.net>
300 * jump.c (delete_related_insns): If we remove a CALL, make sure
301 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
303 2012-05-16 Richard Henderson <rth@redhat.com>
306 * combine-stack-adj.c (prev_active_insn_bb): New.
307 (next_active_insn_bb): New.
308 (force_move_args_size_note): New.
309 (combine_stack_adjustments_for_block): Use it.
311 2012-05-16 Olivier Hainque <hainque@adacore.com>
313 * Makefile.in (install-no-fixedincludes): New target, former toplevel
314 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
315 Add comments and improve stamp preservation across the whole sequence.
316 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
318 2012-05-16 Richard Guenther <rguenther@suse.de>
320 PR tree-optimization/53364
321 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
322 detect a view-conversion of the decl.
324 2012-05-15 Jakub Jelinek <jakub@redhat.com>
327 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
328 that operands[2] is either immediate, or q_regs_operand.
330 2012-05-15 Bin Cheng <bin.cheng@arm.com>
332 Backport r187139 from mainline.
333 2012-05-04 Bin Cheng <bin.cheng@arm.com>
335 PR rtl-optimization/52804
336 * reload1.c (reload_reg_reaches_end_p): Check whether successor
337 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
338 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
339 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
340 RELOAD_FOR_OUTADDR_ADDRESS.
342 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
346 generate target register for "load" class builtins.
349 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
353 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
354 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
355 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
356 (<sse>_movu<ssemodesuffix>): New expander.
357 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
358 (avx_movdqu<avxmodesuffix>): New expander.
359 (*sse2_movdqu): Rename from sse2_movdqu.
360 (sse2_movdqu): New expander.
362 2012-05-14 Jakub Jelinek <jakub@redhat.com>
364 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
365 lineno 1 the same as lineno 0 before first start file directive.
366 (optimize_macinfo_range): Likewise.
368 * dwarf2out.c (have_macinfo): Define.
369 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
370 attribute, don't force empty compilation unit and don't emit any
371 .debug_macinfo/.debug_macro section if macinfo_table is empty.
373 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
375 Backport from mainline
376 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
378 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
379 ORDERED and UNORDERED conditions.
381 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
383 * function.c (requires_stack_frame_p): If the function can throw
384 non-call exceptions, return true if the insn can throw internally.
386 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
388 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
389 DECL_ORIGINAL_TYPE if it is present.
391 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
393 Backport from 2012-05-12 mainline r187342.
396 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
397 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
398 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
399 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
400 (expand_prologue): Move initialization of cfun->machine->is_naked,
401 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
402 (avr_set_current_function): ...this new static function.
403 (TARGET_SET_CURRENT_FUNCTION): New define.
404 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
405 checking attributes of current_function_decl.
406 (avr_regs_to_save): Ditto.
407 (signal_function_p): Rename to avr_signal_function_p.
408 (interrupt_function_p): Rename to avr_interrupt_function_p.
410 * doc/extend.texi (Function Attributes): Better explanation of
411 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
414 2012-05-09 Matthias Klose <doko@ubuntu.com>
416 * gcc-ar.c (main): Don't check for execute bits for the plugin.
418 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
421 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
422 when a constant source operand matches an "I" constraint, the "no
423 CC0 change" applies to a register-destination only, not a
424 strict_low_part-destination.
426 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
428 Backport from mainline:
429 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
431 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
433 2012-05-07 Jakub Jelinek <jakub@redhat.com>
435 PR tree-optimization/53239
436 * tree-vrp.c (get_value_range): Set VR of
437 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
440 2012-05-07 Richard Guenther <rguenther@suse.de>
442 PR tree-optimization/53195
443 * tree-inline.c (setup_one_parameter): Properly add referenced
444 vars from the parameters new known value.
446 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
448 Backport from mainline:
449 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
452 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
455 2012-05-04 Ian Lance Taylor <iant@google.com>
457 * tree-vect-patterns.c (vect_single_imm_use): Correct return
458 values from false to NULL.
460 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
462 Backport from mainline
463 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
467 (TARGET_CMOV): Rename from TARGET_CMOVE.
468 (TARGET_CMOVE): New define.
469 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
470 Do not set TARGET_CMOVE here.
472 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
474 Backport from mainline:
476 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
478 PR tree-optimization/52633
479 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
480 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
481 (vect_recog_over_widening_pattern): Remove handling of code that was
482 already detected as over-widening pattern. Remove special handling
483 of "unsigned" cases. Instead, support general case of conversion
484 of the shift result to another type.
486 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
488 * tree-vect-patterns.c (vect_single_imm_use): New function.
489 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
490 (vect_recog_over_widening_pattern): Likewise.
491 (vect_recog_widen_shift_pattern): Likewise.
493 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
495 PR tree-optimization/52870
496 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
497 presumed pattern statement is within the same loop or basic block.
499 2012-05-04 Richard Guenther <rguenther@suse.de>
501 * common.opt (flto-report): Do not mark as Optimization.
503 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
506 * recog.c (constrain_operands): If extra constraints are present, also
507 accept pseudo-registers with equivalent memory locations during reload.
509 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
511 Backport from the mainline
512 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
515 * config/rs6000/rs6000.md (bswapdi splitters): If
516 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
517 default) is used, generate an alternate sequence that does not
518 depend on using indexed addressing.
520 2012-05-03 David S. Miller <davem@davemloft.net>
523 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
524 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
525 (sparc_emit_float_lib_cmp): Likewise.
527 2012-05-04 Martin Jambor <mjambor@suse.cz>
529 Backport from mainline
530 2012-05-02 Martin Jambor <mjambor@suse.cz>
533 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
534 of a variable when the contect is a function.
536 2012-05-03 Jakub Jelinek <jakub@redhat.com>
539 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
540 append program name to it and pass that as first argument
541 to make_relative_prefix. Always pass standard_libexec_prefix
542 as last argument to make_relative_prefix. If
543 make_relative_prefix returns NULL, fall back to
544 standard_libexec_prefix.
547 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
551 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
552 mode, return that mode.
554 2012-05-03 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/53144
557 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
559 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
560 with SSA name values.
561 (vn_reference_lookup_3): Adjust callers.
563 2012-05-02 Jakub Jelinek <jakub@redhat.com>
565 PR tree-optimization/53163
566 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
567 return value from compute_all_dependences.
569 PR rtl-optimization/53160
570 * ree.c (combine_reaching_defs): Handle the case where cand->insn
571 has been modified by ree pass already.
573 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
575 Backport from mainline
576 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
579 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
580 calls to cgraph_node_name in xstrdup.
581 (ipa_make_edge_direct_to_target): Ditto.
582 * tree-sra.c (convert_callers_for_node): Ditto.
583 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
584 * ipa-cp.c (perhaps_add_new_callers): Ditto.
585 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
586 (cgraph_materialize_all_clones): Ditto.
587 * ipa-inline.c (report_inline_failed_reason): Ditto.
588 (want_early_inline_function_p): Ditto.
589 (edge_badness): Ditto.
590 (update_edge_key): Ditto.
591 (flatten_function): Ditto.
593 (inline_always_inline_functions): Ditto.
594 (early_inline_small_functions): Ditto.
596 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
598 Backport from mainline
599 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
601 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
602 Introduce emul_name to select the right linker emulation for
603 powerpc64-*-freebsd*.
604 * configure: Regenerate.
605 * config.gcc: Add bits to support powerpc64-*-freebsd*.
606 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
607 * config/rs6000/freebsd64.h: New file.
608 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
610 (rs6000_savres_strategy): Likewise.
611 (rs6000_savres_routine_name): Likewise.
612 (rs6000_elf_file_end): Likewise.
613 * config/rs6000/t-freebsd64: New file.
614 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
615 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
617 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
619 Backport from mainline
620 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
623 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
625 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
627 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
628 predicate to discriminate types.
630 2012-04-27 Richard Guenther <rguenther@suse.de>
633 * convert.c (convert_to_integer): Avoid infinite recursion for
634 target-defined built-in types.
636 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
639 * config/cris/cris.md ("*andhi_lowpart_v32")
640 ("*andqi_lowpart_v32"): Change first input-only operand from
641 a (match_operand ...) to (match_dup 0). Drop alternatives with
642 const_int-matching constraints for redundancy.
643 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
644 three-operand alternative.
646 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
648 Backport from mainline
649 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
652 (*addsi_2_zext): Ditto.
653 (*add<mode>_3): Ditto.
654 (*addsi_3_zext): Ditto.
655 (*add<mode>_5): Ditto.
657 2012-04-25 Jakub Jelinek <jakub@redhat.com>
660 * c-typeck.c (set_nonincremental_init,
661 set_nonincremental_init_from_string): Pass true instead of false
662 as IMPLICIT to add_pending_init.
664 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
666 Backport from 2012-04-24 mainline r186768.
669 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
671 2012-04-24 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/53085
674 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
677 2012-04-24 Jakub Jelinek <jakub@redhat.com>
680 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
682 (output_addressed_constants): Likewise.
685 * varasm.c (get_section): Don't ICE for section conflicts with
686 built-in section kinds.
688 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
690 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
692 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
694 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
696 2012-04-23 Richard Guenther <rguenther@suse.de>
699 * c-typeck.c (build_binary_op): Fix typo.
701 2012-04-23 Jakub Jelinek <jakub@redhat.com>
703 PR tree-optimizations/52891
704 * tree-vect-patterns.c (adjust_bool_pattern): Use
705 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
706 but with non-standard precision.
708 2012-04-22 Ian Lance Taylor <iant@google.com>
710 * godump.c (go_output_typedef): Dump size of structs.
712 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
714 Backport from mainline:
716 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
717 hints for 'A' operand types.
719 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
721 Backport from 2012-04-19 mainline r186588.
724 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
727 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
729 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
731 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
734 * config/i386/sync.md (atomic_<code><mode>): Rename to
735 atomic_<logic><mode>.
737 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
739 Backport from mainline
740 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
743 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
744 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
745 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
746 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
747 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
748 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
749 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
750 gen_avx2_permvarv8sf.
752 2012-04-16 Martin Jambor <mjambor@suse.cz>
754 Backported from mainline
756 2012-04-13 Martin Jambor <mjambor@suse.cz>
759 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
760 fold_ctor_reference returns a zero constant.
762 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
764 Backported from mainline
765 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
767 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
768 and __ILP32__ for x32.
770 2012-04-13 Tom de Vries <tom@codesourcery.com>
772 Backport from mainline r186418.
774 2012-04-13 Tom de Vries <tom@codesourcery.com>
776 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
777 parameters vuse and vuse_escaped.
778 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
779 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
782 2012-04-13 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/52969
785 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
786 the condition for the COND_EXPR and handle predicate negation
787 by swapping the COND_EXPR arms.
789 2012-04-13 Richard Guenther <rguenther@suse.de>
792 * convert.c (convert_to_pointer): Remove special-casing of
795 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
797 Backport from mainline
798 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
801 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
802 the list of options to enable the FCFID instruction.
803 (TARGET_EXTRA_BUILTINS): Adjust comment.
805 2012-04-12 Richard Guenther <rguenther@suse.de>
807 PR tree-optimization/52943
808 * tree-chrec.h (chrec_is_positive): Remove.
809 * tree-scalar-evolution.c (chrec_is_positive): Move ...
810 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
811 Return false for a constant zero instead of negative.
812 (analyze_siv_subscript_cst_affine): Handle zero difference
813 in the initial condition explicitely.
815 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
818 * varasm.c (process_pending_assemble_externals): Set
819 pending_assemble_externals_processed true.
820 (assemble_external): Call assemble_external_real if the pending
821 assemble externals have been processed.
823 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
826 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
827 the DECL generated for the special GOT helper.
829 2012-04-06 Walter Lee <walt@tilera.com>
831 Backport from mainline
832 2012-03-07 Walter Lee <walt@tilera.com>
834 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
835 REG_CFA_* notes for the stack pointer.
836 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
837 EH_RETURN_STACKADJ_RTX.
838 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
839 generate REG_CFA_* notes for the stack pointer.
840 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
841 by EH_RETURN_STACKADJ_RTX.
843 2012-04-06 Matt Turner <mattst88@gmail.com>
845 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
847 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
849 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
850 of the destination isn't also a FP_REGS register.
852 2012-04-03 Richard Guenther <rguenther@suse.de>
854 Backport from mainline
855 2012-03-02 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/52406
858 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
859 (struct indices): Add unconstrained_base member.
860 (struct dr_alias): Remove unused vops member.
861 (DR_UNCONSTRAINED_BASE): New define.
862 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
863 add indices to allow their disambiguation. Make DR_BASE_OBJECT
864 be an artificial access that covers the whole indexed object,
865 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
866 plain decl base-objects to their MEM_REF variant.
867 (dr_may_alias_p): When the base-object of either data reference
868 has unknown size use only points-to information.
869 (compute_affine_dependence): Make dumps easier to read and
871 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
872 DR_REF when looking for packed references.
873 (vect_supportable_dr_alignment): Likewise.
875 2012-04-03 Richard Guenther <rguenther@suse.de>
877 Backport from mainline
878 2012-03-15 Richard Guenther <rguenther@suse.de>
881 * tree-data-ref.c (subscript_dependence_tester_1): Check
882 all dimensions for non-conflicting access functions.
884 2012-04-03 Richard Guenther <rguenther@suse.de>
886 Backport from mainline
887 2012-03-06 Richard Guenther <rguenther@suse.de>
890 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
892 2012-03-23 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/52678
895 * tree-vectorizer.h (struct _stmt_vec_info): Add
896 loop_phi_evolution_part member.
897 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
898 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
899 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
900 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
901 Use the cached evolution part and the PHI nodes value from
902 the loop preheader edge instead of re-analyzing the evolution.
904 2012-03-26 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/52701
907 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
908 compute and set the evolution part of PHI nodes.
910 2012-03-30 Richard Guenther <rguenther@suse.de>
912 PR tree-optimization/52754
913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
914 propagate arbitrary addresses into really plain dereferences.
916 2012-04-03 Jakub Jelinek <jakub@redhat.com>
918 PR tree-optimization/52835
919 * tree-data-ref.c (build_rdg): Return NULL if
920 compute_data_dependences_for_loop failed.
922 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
924 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
925 (stmt_can_make_abnormal_goto): Use it.
926 (is_ctrl_altering_stmt): Likewise.
928 2012-03-31 Martin Jambor <mjambor@suse.cz>
930 Backported from mainline
931 2012-03-30 Martin Jambor <mjambor@suse.cz>
933 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
934 is a builtin_stack_save in a dominating BB.
936 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
939 crossing 128bit lane boundary.
941 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
943 Backported from mainline
944 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
949 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
950 * config/i386/i386.c: Include reload.h.
951 (ix86_legitimize_reload_address): New function.
953 2012-03-28 Martin Jambor <mjambor@suse.cz>
955 Backported from mainline
956 2012-03-27 Martin Jambor <mjambor@suse.cz>
959 * tree-sra.c (sra_modify_assign): Do not call
960 load_assign_lhs_subreplacements when working with an unscalarizable
963 2012-03-28 Jakub Jelinek <jakub@redhat.com>
966 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
967 __builtin_va_start to __builtin_next_arg if the latter is
968 builtin_decl_explicit_p rather than when it is not.
971 * tree-vect-generic.c (vector_element): Perform multiplication
972 for pos in bitsizetype type instead of idx type.
974 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
976 Backport from 2012-03-28 mainline r185910.
979 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
980 (avr_builtin_decl): New static function.
981 (struct avr_builtin_description, avr_bdesc): Move up.
982 Add GTY marker. Add field fndecl. Remove redundant field id.
983 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
984 (avr_expand_builtin): Code cleanup because .id is removed.
986 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
989 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
992 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
994 Backport from 2012-03-28 mainline r185907.
997 * config.gcc (tm_file): Remove avr/multilib.h.
999 * doc/invoke.texi (AVR Options): Adjust
1000 documentation of -mtiny-stack.
1002 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1003 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1004 * config/avr/t-avr: Remove generation of multilib.h.
1005 * config/avr/t-multilib: Regenerate.
1006 * config/avr/multilib.h: Remove.
1007 * config/avr/avr.opt (-msp8): New option.
1008 (avr_sp8): New variable.
1009 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1010 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1011 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1012 (avr_device_to_sp8): New prototype.
1013 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1014 (DRIVER_SELF_SPECS): New define.
1015 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1016 __AVR_SP8__, __AVR_HAVE_SPH__.
1017 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1018 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1019 (avr_file_start): Ditto.
1021 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1024 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1025 instead of 8 in adjust_address.
1027 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1029 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1030 of a unit before computing the offset in units.
1032 2012-03-27 Richard Guenther <rguenther@suse.de>
1035 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1038 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1041 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1043 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1046 * varasm.c: Include pointer-set.h.
1047 (pending_assemble_externals_set): New pointer set.
1048 (process_pending_assemble_externals): Destroy the pointer set.
1049 (assemble_external): See if decl is in pending_assemble_externals_set,
1050 and add it to pending_assemble_externals if necessary.
1051 (init_varasm_once): Allocate pending_assemble_externals_set.
1053 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1055 Backported from mainline
1056 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1059 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1060 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1061 (vector_ltgt<mode>): Likewise.
1062 (vector_ordered<mode>): Likewise.
1063 (vector_unordered<mode>): Likewise.
1064 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1066 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1068 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1071 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1073 Backported from mainline
1074 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1078 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1079 GENERAL_REGS and FP_REGS for SImode.
1081 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1084 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1085 on any new_local_var_chain vars declared during recursing on
1086 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1088 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1090 Backport from 2012-03-22 mainline r185692.
1093 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1094 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1095 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1096 (delay_cycles_1, delay_cycles_2): Ditto.
1097 (delay_cycles_3, delay_cycles_4): Ditto.
1098 (nopv, *nopv): Ditto.
1099 (sleep, *sleep): Ditto.
1102 Backport from 2012-03-21 mainline r185605.
1104 PR rtl-optimization/52543
1106 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1107 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1108 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1109 (avr_load_libgcc_p): Restrict to __flash loads.
1110 (avr_out_lpm): Only handle 1-byte loads from __flash.
1111 (avr_load_lpm): New function.
1112 (avr_find_unused_d_reg): Remove.
1113 (avr_out_lpm_no_lpmx): Remove.
1114 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1115 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1116 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1117 (load_<mode>, load_<mode>_clobber): New insns.
1118 (mov<mode>): For multi-byte move from non-generic
1119 16-bit address spaces: Expand to load_<mode> resp.
1120 load_<mode>_clobber.
1121 (load<mode>_libgcc): Remove expander.
1122 (split-lpmx): Remove split.
1124 Backport from 2012-03-13 mainline r185329.
1127 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1128 offset (size) to a value the insns can deal with.
1129 (expand_epilogue): Ditto.
1131 Backport from 2012-03-12 mainline r185256.
1134 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1135 type from reg_class_t to enum reg_class.
1136 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1138 Backport from 2012-03-12 mainline r185253.
1141 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1142 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1143 r184615 from 2012-02-28.
1145 Backport from 2012-03-08 mainline r185105.
1147 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1148 for constants in [-63,63].
1150 Backport from 2012-03-08 mainline r185100.
1153 * config/avr/avr.c (avr_mem_clobber): New static function.
1154 (avr_expand_delay_cycles): Add memory clobber operand to
1155 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1156 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1157 (enable_interrupt, disable_interrupt): New expander.
1158 (nopv, sleep, wdr): New expanders.
1159 (delay_cycles_1): Add memory clobber.
1160 (delay_cycles_2): Add memory clobber.
1161 (delay_cycles_3): Add memory clobber.
1162 (delay_cycles_4): Add memory clobber.
1163 (cli_sei): New insn from former "enable_interrupt",
1164 "disable_interrupt" with memory clobber.
1165 (*wdt): New insn from former "wdt" with memory clobber.
1166 (*nopv): Similar, but for "nopv".
1167 (*sleep): Similar, but for "sleep".
1169 Backport from 2012-03-07 mainline r185043.
1172 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1174 Backport from 2012-03-07 mainline r185032.
1177 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1178 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1179 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1181 Backport from 2012-03-07 mainline r185031.
1184 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1186 * config/avr/avr.md (xload_8): Adjust insn length.
1188 Backport from 2012-03-07 mainline r185030.
1191 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1192 if RAMPZ affects reading from RAM.
1194 Backport from 2012-03-05 mainline r184919.
1196 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1198 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1200 Backport from mainline r185259.
1203 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1204 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1206 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1208 Backported from mainline
1209 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1212 * c-parser.c (c_parser_postfix_expression)
1213 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1215 * config/i386/smmintrin.h: Avoid /* within a comment.
1216 * config/i386/nmmintrin.h: Likewise.
1218 2012-03-22 Richard Guenther <rguenther@suse.de>
1220 * BASE-VER: Set to 4.7.1.
1221 * DEV-PHASE: Set to prerelease.
1223 2012-03-22 Release Manager
1225 * GCC 4.7.0 released.
1227 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1229 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1231 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1232 Andrew Pinski <apinski@cavium.com>
1235 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1236 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1237 calls instead of __builtin_ir{int,ound}*.
1239 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1242 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1245 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1247 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1248 Refer to GCC 4.7 version of c99status.html.
1250 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1252 Backport from mainline
1253 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1255 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1256 redefine to be NULL if the current bit-size is different from the
1257 configured bit-size.
1259 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1260 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1261 set the default tuning. Add asserts to make sure the cpu and tune
1262 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1263 test whether the index is set, instead of > 0.
1264 (rs6000_file_start): Do not reset the default cpu if the current
1265 bit-size is different from the configured bit-size.
1267 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1269 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1271 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1272 Update binutils references.
1273 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1274 Update binutils reference.
1275 Update Sun as/GNU ld caveat.
1276 Document binutils largefile requirement for LTO plugin.
1277 Remove reference to alternate libpthread.
1279 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1281 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1283 (Specific, mips-sgi-irix6): Likewise.
1285 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1287 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1288 * configure: Regenerate.
1290 2012-03-07 Richard Henderson <rth@redhat.com>
1292 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1293 * config/m68k/sync.md (atomic_test_and_set): Use it.
1294 (atomic_test_and_set_1): Likewise.
1296 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1299 * Makefile.in: Let install-gcc-ar depend on installdirs,
1300 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1301 Don't double canonicalize if cross-compiling.
1303 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1305 * trans-mem.c: New typedef for tm_region_p.
1306 Define vector types for tm_region_p.
1307 (tm_region_init): Replace region_worklist to a vector called
1310 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1313 * trans-mem.c (tm_region_init): Use last_basic_block.
1315 2012-03-05 Richard Henderson <rth@redhat.com>
1318 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1319 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1320 BIGGEST_ALIGNMENT is aligned.
1322 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1324 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1326 2012-03-05 Richard Henderson <rth@redhat.com>
1329 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1330 instead of calling negqi2 directly.
1332 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1334 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1335 (INTMAX_TYPE): Use it.
1336 (UINTMAX_TYPE): Likewise.
1337 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1338 (irix6_c_common_override_options): Declare.
1339 (C_COMMON_OVERRIDE_OPTIONS): Define.
1340 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1341 * config/mips/irix6-c.c: New file.
1342 * config/mips/t-irix6 (irix6-c.o): New target.
1343 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1346 2012-03-02 Richard Henderson <rth@redhat.com>
1348 * optabs.c (expand_atomic_test_and_set): Honor
1349 atomic_test_and_set_trueval even when atomic_test_and_set
1350 optab is not in use.
1352 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1354 Backport from mainline
1355 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1357 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1359 2012-03-02 Richard Guenther <rguenther@suse.de>
1361 * DEV-PHASE: Set to prerelease.
1363 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1365 * config.gcc (obsolete): Add all ARM targets using the FPA.
1366 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1367 * doc/install.texi: Avoid references to obsolete ARM ports.
1369 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1371 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1373 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1374 Joern Rennecke <joern.rennecke@embecosm.com>
1376 * doc/extend.texi: Expand and update information on interrupt
1377 attribute for Epiphany.
1379 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1381 * config/sh/sh-protos.h: Update copyright notice dates.
1382 * config/sh/sh.h: Likewise.
1383 * config/sh/sh.md: Likewise.
1384 * config/sh/constraints.md: Likewise.
1385 * config/sh/predicates.md: Likewise.
1387 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1389 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1390 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1392 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1394 * config/sh/constraints.md: Fix comment typo.
1396 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1399 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1400 unsigned HOST_WIDE_INT.
1401 (zvdep_imm64): Likewise.
1402 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1403 (vdepi_and): Likewise.
1404 Likewise for unamed 64-bit patterns.
1405 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1407 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1410 PR rtl-optimization/52417
1411 * cselib.c (cselib_any_perm_equivs): New variable.
1412 (cselib_reset_table): Check that it's not set when not
1413 preserving constants.
1414 (cselib_add_permanent_equiv): Set it.
1415 (cselib_have_permanent_equivalences): New.
1416 (cselib_init, cselib_finish): Reset it.
1417 * cselib.h (cselib_have_permanent_equivalences): Declare.
1418 * alias.c (get_addr): Restore earlier behavior when there
1419 aren't permanent equivalences.
1421 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1423 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1424 * config/v850/v850-modes.def: Fix copyright notice.
1426 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1428 * doc/extend.texi (AVR Built-in Functions): Document
1429 __builtin_avr_flash_segment.
1431 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1432 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1433 (*split.flash_segment): New insn-and-split.
1434 * config/avr/avr.c (avr_init_builtins): Add local variables:
1435 const_memx_void_node, const_memx_ptr_type_node,
1436 char_ftype_const_memx_ptr.
1438 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1440 PR tree-optimization/52445
1441 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1442 add ssa_name_ver, offset and size fields and change store field
1444 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1445 (add_or_mark_expr): Likewise. Only consider previous stores
1446 with the same size and offset.
1447 (nt_init_block): Only look at gimple_assign_single_p stmts,
1448 doesn't look at rhs2.
1450 2012-03-01 Richard Guenther <rguenther@suse.de>
1453 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1454 conversions from integral types to pointer types.
1456 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1458 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1459 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1460 unintentionally removed in r184616.
1462 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1464 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1467 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1468 Uros Bizjak <ubizjak@gmail.com>
1471 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1472 alternatives, add "e" constraint to the new last alternative
1473 and ! to last 3 alternatives.
1475 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1477 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1478 DW_AT_artificial attributes at the end of the processing.
1479 (gen_array_type_die): Likewise.
1480 (gen_enumeration_type_die): Likewise.
1481 (gen_struct_or_union_type_die): Likewise.
1482 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1485 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1488 * expr.c (expand_assignment): If doing misaligned store that doesn't
1489 cover all mode bits, perform a RMW cycle.
1491 PR tree-optimization/52429
1492 * tree-parloops.c (separate_decls_in_region_debug): Return early
1493 if var is LABEL_DECL.
1495 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1497 PR tree-optimization/52424
1498 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1499 calling dom_thread_across_edge.
1501 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1503 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1505 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1507 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1508 * config/avr/avr.c (avr_output_bld): Remove unused function.
1509 (avr_out_sbxx_branch): Use "%T" to print bit position.
1511 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1513 * config/avr/avr.md: Untabify.
1515 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1517 * config/avr/avr.md (eqne): New code iterator.
1518 (*dec-and-branchsi): Use it in text peephole's condition.
1519 (*dec-and-branchhi): Ditto.
1520 (*dec-and-branchqi): Ditto.
1522 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1525 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1526 the device does not have the skip-bug.
1528 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1530 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1531 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1532 -mpretend-cmove): New.
1534 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1537 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1538 doesn't count DEBUG_INSN refs.
1539 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1540 for DEBUG_INSN refs.
1542 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1546 2012-02-20 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/52298
1548 * tree-vect-stmts.c (vectorizable_load): Properly use
1549 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1552 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1555 * gimple.h (gimple_in_transaction): New.
1556 (gimple_set_in_transaction): New.
1557 (struct gimple_statement_base): Add in_transaction field.
1558 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1560 (tree_ssa_lim_initialize): Compute transaction bits.
1561 * tree.h (compute_transaction_bits): Protoize.
1562 * trans-mem.c (tm_region_init): Use the heap to store BB
1564 (compute_transaction_bits): New.
1566 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1568 * gcc.c (display_help): Document --help=common and sort entries
1571 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1573 * doc/install.texi: Document check-$LANG specific shortcuts
1575 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1578 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1580 * config/arm/arm_neon.h: Regenerate.
1581 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1582 (neon_vcgeu): New insn.
1583 (neon_vcgtu): Likewise.
1584 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1585 (ops): Unsigned comparison intrinsics call a different
1588 2012-02-28 Richard Guenther <rguenther@suse.de>
1591 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1592 ordering for the VEC_CONCAT for two element vectors for
1593 V2SFmode, V2SImode and V2DImode.
1595 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1598 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1599 detecting big-endian triplets.
1601 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1603 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1604 mode if there is no type information available.
1606 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1608 PR tree-optimization/53207
1609 * doc/invoke.texi: Document as experimental and relying on graphite.
1611 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1613 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1614 of initializer to changes from r184614.
1616 2012-02-28 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/52395
1619 * tree-sra.c (build_ref_for_offset): Also look at the base
1620 TYPE_ALIGN when figuring out the alignment of the replacement.
1622 2012-02-28 Richard Guenther <rguenther@suse.de>
1624 PR tree-optimization/52402
1625 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1626 mis-aligned types when creating the accesses at the call site.
1628 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1630 * config/avr/builtins.def: New file.
1631 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1632 * config/avr/avr.c (enum avr_builtin_id): Use it.
1633 (avr_init_builtins): Use it. And use avr_bdesc.
1634 (bdesc_1arg): Remove.
1635 (bdesc_2arg): Remove.
1636 (bdesc_3arg): Remove.
1637 (struct avr_builtin_description): Add field n_args.
1638 (avr_bdesc): New static variable using builtins.def.
1639 (avr_expand_builtin): Use it.
1640 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1641 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1642 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1644 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1647 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1648 match only one single hard register with respective hard reg rtx.
1649 (movmemx_<mode>): Ditto.
1650 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1651 insn anatomy of movmem[x]_<mode>.
1652 (avr_out_movmem): Same for printing assembler and operand usage.
1654 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1658 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1659 address spaces located outside of device flash.
1661 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1662 (mcu_type_s): Add field n_flash.
1663 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1664 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1665 (AVR_MCU): Add N_FLASH argument.
1666 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1667 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1668 macro __FLASH<n> if that address space makes sense for the device.
1669 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1670 outside of target flash.
1671 (avr_asm_named_section): Ditto.
1672 (avr_asm_select_section): Ditto.
1673 (avr_addr_space_convert): Ditto.
1674 (avr_emit_movmemhi): Ditto.
1675 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1676 address space is outside of device flash.
1677 (avr_insert_attributes): Ditto.
1678 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1679 avr_current_arch->n_segments.
1681 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1684 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1686 (*movabs<mode>_2): Likewise.
1688 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1691 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1692 s_register_operand in the test instead of REG_P. Don't call
1693 gen_reg_rtx if it won't be used.
1695 PR tree-optimization/52376
1696 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1698 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1700 * ifcvt.c (noce_get_condition): Check condition variable is not
1701 small_register_classes_for_mode_p before accepting.
1703 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1707 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1710 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1711 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1713 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1715 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1717 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1719 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1721 * config/sh/predicates.md: Remove blank lines.
1722 * config/sh/sh.c: Fix typos in comments.
1723 * config/sh/constraints.md: Likewise.
1724 * config/sh/sh.md: Remove blank lines.
1725 Fix typos in comments. Use ;; as comment characters.
1727 2012-02-26 Walter Lee <walt@tilera.com>
1729 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1730 (replace_mov_pcrel_step2): Ditto.
1732 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1735 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1736 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1737 and locs that reference values newer than the non-canonical value
1738 at hand. Return the canonical value as a worst case.
1739 (memrefs_conflict_p): Walk canonical value's locs.
1742 * cselib.c (preserve_only_constants): Rename to...
1743 (preserve_constants_and_equivs): ... this. Split out...
1744 (invariant_or_equiv_p): ... this. Preserve plus expressions
1745 of other preserved expressions too.
1746 (cselib_reset_table): Adjust.
1747 * var-tracking.c (reverse_op): Use canonical value to build
1750 2012-02-23 Kai Tietz <ktietz@redhat.com>
1752 * config/i386/i386.c (ix86_delegitimize_address): Handle
1753 UNSPEC_PCREL plus displacement.
1755 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1758 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1759 to test for unusedness in st X addressing.
1761 2012-02-24 Richard Guenther <rguenther@suse.de>
1764 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1765 (is_gimple_reg_type): Move inline ...
1766 * gimple.h (is_gimple_reg_type): ... here.
1768 2012-02-24 Richard Guenther <rguenther@suse.de>
1771 * passes.c (execute_function_todo): When verifying SSA form
1772 verify gimple form first.
1773 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1775 2012-02-24 Richard Guenther <rguenther@suse.de>
1778 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1779 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1781 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1783 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1785 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1787 * tree-phinodes.c (make_phi_node): Mark static.
1788 * tree-flow.h (make_phi_node): Remove extern decl.
1789 * doc/gimple.texi (make_phi_node): Remove documentation.
1791 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1793 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1794 * tree-ssa-sccvn.c (print_scc): Ditto.
1796 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1798 * doc/passes.texi (Full redundancy elimination): Fix typo.
1800 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1802 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1804 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1807 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1809 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1812 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1814 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1816 * config/avr/avr.md (code_stdname): Add ior, xor.
1817 (xior): New code iterator.
1818 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1819 (*<code_stdname><mode>qi.byte1-3): Ditto.
1821 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1823 PR tree-optimization/52019
1824 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1827 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1829 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1830 HAVE_INITFINI_ARRAY to work around namespace pollution in
1831 certain versions of newlib system headers.
1832 * config.in: Regenerate.
1833 * configure: Regenerate.
1834 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1835 instead of HAVE_INITFINI_ARRAY.
1837 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1841 is not offsettable memory reference.
1843 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1846 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1847 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1849 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1851 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1852 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1854 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1856 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1857 library on Solaris 8 even without TLS support.
1858 * configure: Regenerate.
1860 2012-02-22 Richard Guenther <rguenther@suse.de>
1863 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1864 for GIMPLE_DEBUG stmts.
1866 2012-02-22 Martin Jambor <mjambor@suse.cz>
1869 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1870 according to the base object.
1872 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1874 PR rtl-optimization/50063
1875 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1876 and 2 (8-bit SP) in operand 2.
1877 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1878 setup to use movhi_sp_r instead of vanilla move to write SP.
1879 Adjust REG_CFA notes to superseed unspec.
1880 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1882 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1883 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1884 irq_state 1 (IRQ known to be on) here.
1886 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1888 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1890 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1891 assign_hard_reg): Likewise.
1893 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1895 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1897 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1900 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1901 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1903 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1905 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1906 prototype from here to...
1907 * config/avr/avr.h: ...here.
1909 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1912 * thumb2.md (thumb2_shiftsi3_short): Split register and
1913 immediate shifts. For register shifts tie operands 0 and 1.
1914 (peephole2 for above): Check that register-controlled shifts
1915 have suitably tied operands.
1917 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1920 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1921 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1922 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1923 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1924 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1925 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1926 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1927 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1928 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1929 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1930 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1931 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1932 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1933 bdver1_ssevector_avx256_unaligned_load,
1934 bdver1_ssevector_sse128_unaligned_load,
1935 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1936 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1937 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1938 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1939 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1940 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1941 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1942 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1943 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1944 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1945 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1946 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1947 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1948 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1949 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1950 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1951 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1952 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1953 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1954 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1955 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1956 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1957 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1958 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1959 bdver1_ssediv_double_load, bdver1_ssediv_double,
1960 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1961 Add "bdver2" attribute.
1963 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1965 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1966 default if possible and not specified otherwise.
1968 2012-02-21 Richard Guenther <rguenther@suse.de>
1971 * gimplify.c (create_tmp_from_val): Use the main variant type
1972 for the type of the temporary we create.
1974 2012-02-21 Richard Guenther <rguenther@suse.de>
1976 PR tree-optimization/52324
1977 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1978 do not gimplify a MEM_REF address operand if it is already
1981 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1983 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1984 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1986 2012-02-21 Richard Guenther <rguenther@suse.de>
1988 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1989 nested_in_vect_loop.
1991 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1993 PR tree-optimization/52318
1994 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1995 vdef also to non-pure/const call stmts in the sequence.
1997 2012-02-20 David S. Miller <davem@davemloft.net>
1999 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2000 don't use the "rd %pc" instruction on v9 for PIC register loads.
2002 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2005 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2006 in a transaction safe function.
2008 2012-02-20 Kai Tietz <ktietz@redhat.com>
2011 * stor-layout.c (place_field): Handle desired_align for
2014 2012-02-20 Richard Guenther <rguenther@suse.de>
2016 PR tree-optimization/52298
2017 * tree-vect-stmts.c (vectorizable_store): Properly use
2018 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2020 (vectorizable_load): Likewise.
2021 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2022 Access DR_STEP after ensuring it is not NULL.
2024 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2026 PR tree-optimization/52286
2027 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2028 optimization use double_int_to_tree instead of build_int_cst_wide,
2029 rewrite to use double_int vars.
2031 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2034 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2036 Remove -e 0 from $gcc_cv_ld invocation.
2037 Only use __GLIBC_PREREQ if defined.
2038 Enable on Solaris since Solaris 8 patch.
2039 (gcc_SUN_LD_VERSION): New macro.
2040 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2041 gcc_SUN_LD_VERSION for version number format.
2042 * configure: Regenerate.
2043 * varasm.c (get_elf_initfini_array_priority_section): Set
2044 SECTION_NOTYPE for non-default priority.
2045 Use get_section instead of get_unnamed_section to emit
2046 .init_array/.fini_array with default priority.
2048 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2050 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2051 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2052 (mips_start_unique_function, mips_output_mips16_rdhwr)
2053 (mips_code_end): New functions.
2054 (TARGET_ASM_CODE_END): Define.
2056 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2058 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2059 to stubs with non-sibling calls.
2061 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2063 * doc/invoke.texi (-fira-* options): Copy-edit.
2064 (ira-* parameters): Copy-edit.
2066 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2068 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2069 GCC coding conventions.
2071 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2073 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2074 when used as adjectives.
2076 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2078 * doc/invoke.texi: Clean up "that"/"which" confusion.
2080 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2082 * system.h: Poison SMALL_REGISTER_CLASSES
2083 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2084 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2086 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2088 PR tree-optimization/52285
2089 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2090 when deciding if a call is a tail call or tail recursion.
2092 2012-02-16 Kai Tietz <ktietz@redhat.com>
2094 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2095 interger-constant displacement for UNSPEC_PCREL.
2097 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2099 PR rtl-optimization/52208
2100 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2101 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2103 PR tree-optimization/52255
2104 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2105 loop->header has virtual PHI, but exit_e->dest doesn't, add
2106 virtual PHI to exit_e->dest and adjust all uses after the loop.
2109 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2110 children with clone_tree_hash, not after it.
2112 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2114 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2115 extended identifiers.
2117 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2120 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2121 a same_body_alias, also test whether e->callee isn't a former
2122 or current clone of the decl this is a same body alias of.
2124 PR translation/52264
2125 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2127 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2129 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2131 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2134 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2135 force_reg instead of copy_to_reg for better optimization. Force
2136 non-register or memory operands into a register.
2138 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2140 * extend.texi: Reserve upper bits of memory model for future use.
2142 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2143 Anatoly Sokolov <aesok@post.ru>
2144 Eric Weddington <eric.weddington@atmel.com>
2147 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2148 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2149 Rewrite initializers for .macro.
2150 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2151 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2152 atxmega32d4, atxmega32x1.
2153 avrxmega4: atxmega64a3, atxmega64d3.
2154 avrxmega5: atxmega64a1, atxmega64a1u.
2155 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2156 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2157 avrxmega7: atxmega128a1, atxmega128a1u.
2158 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2159 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2160 (struct base_arch_s): Rename reserved to xmega_p.
2161 Rename reserved2 to have_rampd.
2162 (AVR_XMEGA): New define.
2163 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2164 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2165 * config/avr/predicates.md (io_address_operand): Take into
2167 (low_io_address_operand): Ditto.
2168 (high_io_address_operand): Ditto.
2169 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2170 (enabled, movhi_sp_r): Use them.
2171 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2172 cpp_define_formatted to built-in define __AVR_ARCH__.
2173 (__AVR_XMEGA__): New built-in define.
2174 (__AVR_HAVE_RAMPD__): New built-in define.
2175 (__AVR_HAVE_RAMPX__): New built-in define.
2176 (__AVR_HAVE_RAMPY__): New built-in define.
2177 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2179 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2180 (avr_option_override): Initialize them.
2181 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2182 (avr_init_expanders): Initialize them. No more block several calls.
2183 (emit_push_sfr): New static function.
2184 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2186 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2187 (avr_print_operand): Print addreeses as symbols for
2188 RAMPX, RAMPY, RAMPD, CCP.
2189 (output_movhi): Handle AVR_XMEGA when writing to SP.
2190 (avr_out_movhi_mr_r_xmega): New static function.
2191 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2192 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2193 __RAMPD__, __CCP__ as needed.
2195 * config/avr/multilib.h: Regenerate.
2196 * config/avr/t-multilib: Regenerate.
2197 * config/avr/avr-tables.opt: Regenerate.
2199 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2201 PR tree-optimization/50561
2202 * graphite-flattening.c (lst_project_loop): Do not
2203 remove old scattering dimensions after flattening.
2204 (lst_do_flatten): Likewise.
2206 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2208 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2209 __builtin_avr_map8, __builtin_avr_map16.
2210 Document __builtin_avr_insert_bits.
2212 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2213 (insert_bits): New insn.
2214 (adjust_len.map_bits): Rename to insert_bits.
2215 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2216 * avr-protos.h (avr_out_map_bits): Remove.
2217 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2218 * config/avr/constraints.md (Cxf,C0f): New.
2219 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2220 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2221 New built-in define __BUILTIN_AVR_INSERT_BITS.
2222 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2223 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2224 (avr_move_bits): Rewrite.
2225 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2227 (avr_map_op_t): New typedef.
2228 (avr_map_op): New static variable.
2229 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2230 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2231 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2232 (bdesc_3arg, avr_expand_triop_builtin): New.
2233 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2234 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2235 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2236 (avr_map_equal_p, avr_map_sig_p): Remove.
2237 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2238 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2239 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2240 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2241 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2242 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2244 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2246 * config/c6x/c6x.md (reserve_cycles): New attribute.
2247 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2248 don't reserve functional units after the branch occurs.
2250 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2253 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2254 functions into non-tm_pure functions.
2256 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2259 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2260 (iterative_hash_canonical_type): Likewise.
2261 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2264 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2266 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2267 sched-group insn, it either remains alone or the entire list is pruned.
2269 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2271 * doc/install.texi (Prerequisites): Fix grammar.
2272 (Configuration): Likewise.
2274 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2276 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2277 MPC as part of GCC before describing configuring with --with-gmp etc.
2278 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2279 sources are present.
2281 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2284 * dwarf2out.c (clone_tree_hash): New function.
2285 (copy_decls_walk): Use it instead of clone_tree.
2287 2012-02-14 Richard Guenther <rguenther@suse.de>
2289 PR tree-optimization/52244
2290 PR tree-optimization/51528
2291 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2292 replacements for integral types.
2294 2012-02-14 Walter Lee <walt@tilera.com>
2296 * config.gcc: Handle tilegx and tilepro.
2297 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2299 Add HAVE_AS_TLS check for tilegx and tilepro.
2300 * configure: Regenerate.
2301 * doc/contrib.texi: Add Mat Hostetter and self.
2302 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2303 Document instruction intrinsics and network accessing intrinsics.
2304 (TILEPro Built-in Functions): New node. Document instruction
2305 intrinsics and network accessing intrinsics.
2306 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2307 (Specific, tilepro-*-linux*): Likewise.
2308 * doc/invoke.texi (TILE-Gx Options): New section.
2309 (TILEPro Options): New section.
2310 * doc/md.texi (TILE-Gx): New section.
2311 (TILEPro): New section.
2312 * common/config/tilegx/tilegx-common.c: New file.
2313 * common/config/tilepro/tilepro-common.c: New file.
2314 * config/tilegx/constraints.md: New file.
2315 * config/tilegx/linux.h: New file.
2316 * config/tilegx/mul-tables.c: New file.
2317 * config/tilegx/predicates.md: New file.
2318 * config/tilegx/sync.md: New file.
2319 * config/tilegx/t-tilegx: New file.
2320 * config/tilegx/tilegx-builtins.h: New file.
2321 * config/tilegx/tilegx-c.c: New file.
2322 * config/tilegx/tilegx-generic.md: New file.
2323 * config/tilegx/tilegx-modes.def: New file.
2324 * config/tilegx/tilegx-multiply.h: New file.
2325 * config/tilegx/tilegx-protos.h: New file.
2326 * config/tilegx/tilegx.c: New file.
2327 * config/tilegx/tilegx.h: New file.
2328 * config/tilegx/tilegx.md: New file.
2329 * config/tilegx/tilegx.opt: New file.
2330 * config/tilepro/constraints.md: New file.
2331 * config/tilepro/gen-mul-tables.cc: New file.
2332 * config/tilepro/linux.h: New file.
2333 * config/tilepro/mul-tables.c: New file.
2334 * config/tilepro/predicates.md: New file.
2335 * config/tilepro/t-tilepro: New file.
2336 * config/tilepro/tilepro-builtins.h: New file.
2337 * config/tilepro/tilepro-c.c: New file.
2338 * config/tilepro/tilepro-generic.md: New file.
2339 * config/tilepro/tilepro-modes.def: New file.
2340 * config/tilepro/tilepro-multiply.h: New file.
2341 * config/tilepro/tilepro-protos.h: New file.
2342 * config/tilepro/tilepro.c: New file.
2343 * config/tilepro/tilepro.h: New file.
2344 * config/tilepro/tilepro.md: New file.
2345 * config/tilepro/tilepro.opt: New file.
2347 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2349 PR tree-optimization/52210
2350 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2351 vect_model_simple_cost with two entry vect_def_type array instead
2352 of an address of dt.
2354 2012-02-14 Richard Guenther <rguenther@suse.de>
2357 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2358 Do not stream DECL_QUALIFIER.
2359 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2360 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2361 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2363 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2366 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2369 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2372 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2373 * cselib.c (cselib_subst_to_values_from_insn): New function.
2374 * sched-deps.c (add_insn_mem_dependence,
2375 sched_analyze_1, sched_analyze_2): Use it.
2377 2012-02-13 Jan Hubicka <jh@suse.cz>
2380 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2382 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2384 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2385 (GTM_SELF_SPECS): Define if not already defined.
2386 (driver_self_specs): Add GTM_SELF_SPECS.
2387 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2388 (GTM_SELF_SPECS): Define.
2389 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2390 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2392 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2394 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2397 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2400 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2401 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2403 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2406 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2408 2012-02-13 Richard Guenther <rguenther@suse.de>
2410 PR translation/52211
2411 * passes.c (enable_disable_pass): Fix typo.
2413 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2416 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2417 XOR for reduce_bit_field if type is unsigned.
2419 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2421 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2422 disallow changes from SFmode to mode with different size in FP regs.
2424 2012-02-12 Robert Millan <rmh@gnu.org>
2425 Gerald Pfeifer <gerald@pfeifer.com>
2427 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2430 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2432 PR rtl-optimization/52175
2433 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2434 to frame-related instructions.
2436 2012-02-10 Jason Merrill <jason@redhat.com>
2439 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2440 (demangle_new_symbols): Fill it.
2441 (scan_linker_output): Walk it.
2442 (start_tweaking): Split out from scan_linker_output.
2443 (maybe_tweak): Update sym->chosen.
2444 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2446 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2449 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2451 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2453 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2454 having the same mode as previous compare.
2456 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2458 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2459 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2460 (nonlocal_goto_internal): Likewise.
2461 (nonlocal_goto): Emit a use and an indirect jump directly.
2463 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2466 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2467 __atomic_{is,always}_lock_free.
2469 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2472 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2473 negative constant address for x32.
2475 2012-02-10 Richard Henderson <rth@redhat.com>
2477 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2478 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2479 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2481 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2482 Ira Rosen <irar@il.ibm.com>
2484 PR tree-optimization/50031
2485 * targhooks.c (default_builtin_vectorization_cost): Handle
2487 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2488 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2489 all types of reduction and pattern statements.
2490 (vect_estimate_min_profitable_iters): Likewise.
2491 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2492 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2493 for explicit realigns.
2494 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2495 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2497 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2498 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2499 vec_perm for VSX and handle vec_promote_demote.
2501 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2504 * builtins.c (fold_builtin_atomic_always_lock_free,
2505 expand_builtin_atomic_always_lock_free,
2506 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2507 Return and/or test boolean_true_node/boolean_false_node instead of
2508 integer_one_node/integer_zero_node.
2510 2012-02-10 Jan Hubicka <jh@suse.cz>
2513 * predict.c (predict_paths_for_bb): Prevent looping.
2514 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2516 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2518 * config/arm/arm.c (output_move_double): In one case properly
2519 count number of instructions that will be emitted.
2521 2012-02-10 Richard Guenther <rguenther@suse.de>
2523 PR translation/52193
2524 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2526 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2529 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2531 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2534 * var-tracking.c (emit_note_insn_var_location): If
2535 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2536 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2537 non-NOTE_DURING_CALL_P insn.
2539 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2542 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2544 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2547 * gcc.c (switch_matches) Support switches with separated form,
2550 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2552 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2554 (RAMPZ_ADDR): Ditto.
2555 * config/avr/avr.c (avr_addr_t): New typedef.
2556 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2557 (avr_init_expanders): Initialize it.
2558 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2560 (expand_epilogue): Ditto.
2561 (avr_print_operand): Ditto.
2562 (avr_file_start): Ditto.
2563 (avr_emit_movmemhi): Ditto.
2565 2012-02-08 Richard Guenther <rguenther@suse.de>
2567 PR tree-optimization/46886
2568 * tree-flow.h (do_while_loop_p): Declare.
2569 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2570 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2572 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2574 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2575 always succeed for integers larger than a native word.
2577 2012-02-08 Richard Guenther <rguenther@suse.de>
2579 PR rtl-optimization/52170
2580 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2581 properly handle integer vector modes.
2583 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2585 PR gcov-profile/52150
2586 * coverage.c: Include target.h.
2587 (build_var): Call targetm.strip_name_encoding on the assembler name.
2588 Change one _ into . or $ if the target allows it.
2589 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2591 PR rtl-optimization/52139
2592 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2593 is a BARRIER after emit_insn_after_noloc, move BB_END
2594 to the last non-BARRIER insn before it.
2596 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2599 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2600 (mips_gimplify_va_arg_expr): Call it instead of
2601 std_gimplify_va_arg_expr.
2603 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2605 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2606 message for -mno-pointers-to-nested-function.
2608 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2611 * expr.c (get_inner_reference): If there is an offset, add a negative
2612 bit position to it (if any).
2614 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2616 PR rtl-optimization/52060
2617 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2618 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2619 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2620 and/or i0src_copy2 when needed.
2622 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2624 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2625 or LTOPLUGINSONAME if have_c.
2627 * config/freebsd-spec.h: Add comment about what macros can be defined
2629 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2630 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2633 2012-02-07 Richard Guenther <rguenther@suse.de>
2635 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2636 newline in -alias dumps.
2638 2012-02-07 Kai Tietz <ktietz@redhat.com>
2639 Dave Korn <dave.korn.cygwin@gmail.com>
2642 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2643 Take care that typinfo gets dllexport-attribute.
2645 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2648 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2649 if modifier < EXPAND_SUM call force_operand on the result.
2651 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2653 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2654 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2656 (epiphany_function_type): Replace types for specific interrupts with
2657 EPIPHANY_FUNCTION_INTERRUPT.
2658 (EPIPHANY_INTERRUPT_P): Update.
2659 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2660 New static function.
2661 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2662 <disinterrupt>: Affects type identity.
2663 (epiphany_handle_interrupt_attribute): Handle variable number of
2665 (epiphany_compute_function_type): Update for new
2666 epiphany_function_type definition.
2667 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2668 handlers with a longcall forwarder.
2669 (epiphany_start_function): Handle multiple interrupt arguments and/or
2670 forwarder_section attribute.
2672 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2675 2012-02-07 Alan Modra <amodra@gmail.com>
2678 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2681 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2683 PR tree-optimization/50969
2684 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2685 use vec_perm rather than vector_stmt.
2686 (vect_model_load_cost): Likewise.
2687 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2688 vec_perm to be the same as other vector statements.
2689 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2690 cost of vec_perm for TARGET_VSX.
2692 2012-02-06 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/52115
2695 * tree-sra.c (access_has_replacements_p): New function.
2696 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2698 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2701 * trans-mem.c (expand_call_tm): Add an assertion.
2702 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2705 2012-02-06 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/50955
2708 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2709 raise cost of expressions that replace an address with an
2710 expression based on a different pointer.
2712 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2715 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2716 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2718 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2721 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2722 -Weffc++ and specify guidelines come from second edition.
2724 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2726 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2727 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2728 (call_direct_split, call_value_split, call_value_internal_direct)
2729 (call_value_direct_split, call_value_multiple_split): Use jal and
2730 jal_macro attributes.
2732 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2734 * reload1.c (reload_regs_reach_end_p): Replace with...
2735 (reload_reg_rtx_reaches_end_p): ...this function.
2736 (new_spill_reg_store): Update commentary.
2737 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2738 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2739 before setting new_spill_reg_store.
2740 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2741 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2742 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2743 for non-spill reload registers.
2745 2012-02-05 Ira Rosen <irar@il.ibm.com>
2747 PR tree-optimization/52091
2748 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2749 (vect_is_simple_use_1): Likewise.
2750 * tree-vect-loop.c (vectorizable_reduction): Update calls
2751 to vect_is_simple_use_1 and vect_is_simple_use.
2752 (vectorizable_live_operation): Likewise.
2753 * tree-vect-patterns.c (widened_name_p,
2754 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2755 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2756 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2757 vectorizable_shift,vectorizable_operation, vectorizable_store,
2758 vectorizable_load): Likewise.
2759 (vect_is_simple_cond): Add an argument, pass it to
2760 vect_is_simple_use_1.
2761 (vectorizable_condition): Update calls to vect_is_simple_cond,
2763 (vect_is_simple_use): Add an argument, the statement in which
2764 OPERAND is used. Check that if OPERAND's def stmt is a double
2765 reduction phi node, the use is a phi node too.
2766 (vect_is_simple_use_1): Add an argument, pass it to
2768 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2769 to vect_is_simple_use.
2771 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2773 PR rtl-optimization/52095
2774 * modulo-sched.c (dump_insn_locator): New function.
2775 (loop_canon_p, sms_schedule): Use it.
2777 PR rtl-optimization/52113
2778 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2779 even for decomposable shift/zext insns.
2781 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2782 Zdenek Dvorak <ook@ucw.cz>
2784 PR rtl-optimization/52092
2785 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2786 on get_iv_value result.
2788 2012-02-02 Andrew Pinski <apinski@cavium.com>
2792 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2794 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2797 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2799 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2801 PR rtl-optimization/49800
2802 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2803 (sched_finish): Call regstat_free_n_sets_and_refs.
2805 2012-02-02 Jia Liu <proljc@gmail.com>
2807 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2810 2012-02-02 Jan Hubicka <jh@suse.cz>
2811 Tom de Vries <tom@codesourcery.com>
2814 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2815 * varpool.c (varpool_analyze_pending_decls): Likewise.
2817 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2818 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2820 * config.gcc: Add cr16-* support.
2822 * doc/extend.texi: Document cr16 extensions.
2823 * doc/install.texi: Document cr16 install.
2824 * doc/invoke.texi: Document cr16 options.
2825 * doc/md.texi: Document cr16 constraints.
2827 * common/config/cr16/cr16-common.c: New file.
2828 * config/cr16/cr16.c: New file.
2829 * config/cr16/cr16.h: New file.
2830 * config/cr16/cr16.md: New file.
2831 * config/cr16/cr16.opt: New file.
2832 * config/cr16/cr16-protos.h: New file.
2833 * config/cr16/predicates.md: New file.
2834 * config/cr16/constraints.md: New file.
2835 * config/cr16/t-cr16: New file.
2837 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2840 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2841 that operands[2] is either immediate, or q_regs_operand.
2843 PR tree-optimization/52073
2844 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2845 a pattern stmt for pattern uses, ignore uses outside of the loop.
2847 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2849 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2850 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2851 (OUT_AS1, OUT_AS2): Remove.
2853 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2855 PR rtl-optimization/51374
2856 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2857 to cross other volatile_refs_p insns.
2859 2012-02-01 Richard Guenther <rguenther@suse.de>
2861 * doc/invoke.texi (fno-inline): Clarify documentation.
2862 (finline-small-functions): Likewise.
2863 (finline-functions): Likewise.
2864 * common.opt (finline): Adjust comment and documentation.
2865 (finline-small-functions): Clarify documentation.
2866 (finline-functions): Likewise.
2867 (finline-functions-called-once): Likewise.
2869 2012-02-01 Tristan Gingold <gingold@adacore.com>
2871 * c-typeck.c (composite_type): Keep mode for pointers.
2873 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2875 * function.h (regno_reg_rtx): Adjust comment.
2876 * reginfo.c (init_reg_modes_target): Only use the previous mode
2877 if it fits within one register. Remove MIPS comment.
2879 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2882 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2884 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2886 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2887 to srak instruction.
2889 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2891 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2893 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2898 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2900 2012-01-31 Richard Guenther <rguenther@suse.de>
2902 PR tree-optimization/51528
2903 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2906 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2911 * ree.c (add_removable_extension): Change def_map argument
2912 to unsigned *, store in def_map 1 + offset into *insn_list vector
2913 instead of pointers into the vector.
2914 (find_removable_extensions): Adjust caller.
2916 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2918 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2919 Transform all "* quoted-c-code" to { c-code }.
2920 Remove redundant test for "optimize" in combine patterns.
2921 Move (include "avr-dimode.md") to end of file.
2923 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2926 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2927 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2929 2012-01-30 Richard Guenther <rguenther@suse.de>
2931 PR tree-optimization/52028
2932 * tree-loop-distribution.c (ldist_gen): Properly update
2935 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2938 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2939 set_cur_line_info_table if not emitting debug info.
2941 PR tree-optimization/52046
2942 * tree-vect-patterns.c (check_bool_pattern): Give up if
2943 a comparison could throw.
2946 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2948 2012-01-30 Richard Guenther <rguenther@suse.de>
2950 PR tree-optimization/52045
2951 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2952 SSA form if cfgcleanup did anything.
2954 2012-01-30 Richard Guenther <rguenther@suse.de>
2956 PR tree-optimization/52045
2957 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2958 before computing final todo.
2960 2012-01-30 Richard Guenther <rguenther@suse.de>
2962 PR tree-optimization/51528
2963 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2966 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2968 * df-problems.c (df_kill_notes): Check that the use refers
2969 to the note under examination.
2971 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2974 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2975 parameter and use short-lived pseudos.
2976 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2977 (sparc_expand_vector_init): Const-ify local variables and adjust
2978 calls to above functions.
2980 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2982 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2984 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2986 * doc/invoke.texi: Make usage of "compile time" and
2987 "run time"/"runtime" consistent throughout the file.
2989 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2991 * config/alpha/alpha.c (alpha_option_override): Default to
2992 full IEEE compliance mode for Go language.
2994 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2996 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2997 (LINK_SSP_SPEC): Define.
2999 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3002 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3005 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3007 * doc/invoke.texi: Correct hyphenation of "floating point",
3008 "double precision", and related terminology throughout the file.
3010 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3013 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3014 arm_general_register_operand predicate for operand 2 instead of
3017 2012-01-27 Ian Lance Taylor <iant@google.com>
3020 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3021 * builtins.c (expand_builtin_init_trampoline): Add onstack
3022 parameter. Change caller.
3023 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3024 * tree.c (build_common_builtin_nodes): Declare
3025 __builtin_init_heap_trampoline.
3027 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3029 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3030 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3031 * config/avr/avr.c: Ditto.
3032 (avr_regnames): Remove because unused.
3033 * config/avr/avr.md (*cpse.ne): New peephole.
3034 (*cpse.eq): New peephole from former cpse peepholes.
3036 2012-01-27 Michael Eager <eager@eagercon.com>
3038 * config/microblaze.c (microblaze_emit_compare): Correct
3039 test after pcmp instruction.
3041 2012-01-27 Richard Guenther <rguenther@suse.de>
3043 PR tree-optimization/52020
3044 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3046 2012-01-27 Richard Guenther <rguenther@suse.de>
3048 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3049 function non-const/pure.
3051 2012-01-27 Richard Guenther <rguenther@suse.de>
3053 PR tree-optimization/50444
3054 * tree-sra.c (build_ref_for_offset): Properly adjust the
3055 MEM_REF type for unaligned accesses.
3057 2012-01-27 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/50444
3060 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3061 (expand_assignment): Use it. Properly handle misaligned
3062 bases when expanding stores to component references.
3063 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3066 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3069 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3070 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3071 * tree-data-ref.c (find_data_references_in_loop): Make static.
3072 (compute_all_dependences): Change return type to bool. Bail out
3073 for too many datarefs in a loop. Move the hunk resetting the data
3074 dependences vector from ...
3075 (compute_data_dependences_for_loop): ... here. Account for
3076 compute_all_dependences returning false.
3077 (compute_data_dependences_for_bb): Likewise.
3078 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3079 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3081 2012-01-27 Richard Guenther <rguenther@suse.de>
3084 * expr.c (store_field): Use the alias-set of the scratch memory
3087 2012-01-27 Tom de Vries <tom@codesourcery.com>
3089 PR tree-optimization/51990
3090 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3092 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3094 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3097 * var-tracking.c (reverse_op): Don't add any reverse operation
3098 if V already has any constant locations.
3100 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3102 * doc/invoke.texi: Correct usage of "command line" (noun)
3103 vs "command-line" (adjective) throughout.
3105 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3107 * doc/invoke.texi (Language Independent Options): Move
3108 -Wcoverage-mismatch blurb from here....
3109 (Warning Options): ...to here.
3111 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3113 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3114 Set rs6000_always_hint to false for 476.
3116 2012-01-27 Matthias Klose <doko@ubuntu.com>
3118 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3120 * incpath.c (add_standard_paths): Likewise.
3122 2012-01-27 Richard Henderson <rth@redhat.com>
3124 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3125 * config/m68k/sync.md (atomic_test_and_set): Rename from
3126 sync_test_and_setqi and adjust the operands.
3127 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3128 and unconditionally enable.
3130 2012-01-27 Richard Henderson <rth@redhat.com>
3132 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3133 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3134 (ldstub): Rename from ldstubqi.
3135 (ldstub<I24MODE>): Remove.
3137 2012-01-27 Richard Henderson <rth@redhat.com>
3139 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3140 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3141 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3142 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3143 * doc/tm.texi: Rebuild.
3145 2012-01-27 Richard Henderson <rth@redhat.com>
3147 * optabs.c (gen_atomic_test_and_set): Remove default.
3148 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3150 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3152 PR rtl-optimization/51978
3153 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3154 (combine_reaching_defs): Likewise.
3155 (struct re_info): Remove.
3156 (add_removable_extension): Remove x and data arguments,
3157 add insn, insn_list and def_map. Use the arguments directly
3158 instead of using struct re_info.
3159 (find_removable_extensions): Don't call add_removable_extension
3160 through note_stores, instead just call it with single_set
3162 (find_and_remove_re): Pass curr_cand->expr instead of
3163 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3165 2012-01-26 Michael Matz <matz@suse.de>
3167 PR tree-optimization/46590
3168 * cfgexpand.c: Revert last change (r183305).
3169 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3171 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3172 checking for emptiness.
3174 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3177 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3178 non-addressable non-BLKmode base correctly.
3180 2012-01-26 Michael Matz <matz@suse.de>
3182 PR tree-optimization/48794
3183 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3184 regions referenced from RESX/EH_DISPATCH.
3186 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3188 * config/s390/s390.h: Make BRANCH_COST an option.
3189 * config/s390/s390.opt: New option -mbranch-cost.
3191 2012-01-26 Richard Henderson <rth@redhat.com>
3193 Revert 2012-01-24 change:
3194 * trans-mem.c (requires_barrier): Do not instrument thread local
3195 variables and emit save/restore for them.
3197 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3200 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3203 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3205 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3208 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3211 Rename __pgm to __flash.
3212 Rename __pgm1 to __flash1.
3213 Rename __pgm2 to __flash2.
3214 Rename __pgm3 to __flash3.
3215 Rename __pgm4 to __flash4.
3216 Rename __pgm5 to __flash5.
3217 Rename __pgmx to __memx.
3218 * doc/extend.texi (AVR Named Address Spaces)
3219 Rename address space names as indicated above.
3220 * config/avr/avr.c (avr_addrspace): Ditto.
3222 * config/avr/avr-protos.h
3223 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3224 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3225 * config/avr/predicates.md: Ditto.
3226 * config/avr/avr.c Ditto, and
3227 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3228 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3230 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3231 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3232 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3233 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3234 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3235 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3236 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3237 * config/avr/avr.c: Ditto.
3238 * config/avr/avr.md: Ditto.
3240 2012-01-25 Jason Merrill <jason@redhat.com>
3243 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3245 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3247 PR tree-optimization/51987
3248 * tree-data-ref.c (get_references_in_stmt): Handle references in
3249 non-volatile GIMPLE_ASM.
3251 2012-01-25 Richard Guenther <rguenther@suse.de>
3253 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3254 bases are dereferenced.
3256 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3258 PR rtl-optimization/48374
3259 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3261 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3263 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3264 compute_data_dependences_for_loop returns false.
3265 * tree-parloops.c (loop_parallel_p): Likewise.
3267 2012-01-25 Richard Guenther <rguenther@suse.de>
3269 * tree.h (get_pointer_alignment_1): Declare.
3270 * builtins.c (get_pointer_alignment_1): New function.
3271 (get_pointer_alignment): Use it.
3273 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3275 PR rtl-optimization/48308
3276 * combine.c (enum undo_kind): Add UNDO_LINKS.
3277 (struct undo): Add member l to other_contents and where.
3278 (do_SUBST_LINK): New.
3280 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3281 (undo_all): Handle UNDO_LINKS.
3283 2012-01-25 Richard Henderson <rth@redhat.com>
3285 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3288 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3290 * optabs.c (gen_atomic_test_and_set): Use each argument.
3292 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3294 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3295 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3296 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3297 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3298 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3299 TARGET_PAIRED_SINGLE_FLOAT.
3301 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3303 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3304 (in_struct, return_val): Remove MEM documentation.
3305 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3306 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3307 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3309 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3310 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3311 * expr.c (store_field): Likewise.
3312 * function.c (assign_stack_temp_for_type): Likewise.
3313 * ifcvt.c (noce_try_cmove_arith): Likewise.
3314 * reload1.c (reload): Likewise.
3315 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3316 (alpha_set_memflags): Likewise.
3317 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3319 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3321 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3323 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3324 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3325 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3327 * cselib.c (cselib_rtx_varies_p): Delete.
3328 (cselib_invalidate_mem): Update call to canon_true_dependence.
3329 * dse.c (record_store, check_mem_read_rtx): Likewise.
3330 (scan_reads_nospill): Likewise.
3331 * cse.c (check_dependence): Likewise.
3332 (cse_rtx_varies_p): Delete.
3333 * expr.c (safe_from_p): Update call to true_dependence.
3334 * ira.c (validate_equiv_mem_from_store): Likewise.
3335 (memref_referenced_p): Likewise.
3336 * postreload-gcse.c (find_mem_conflicts): Likewise.
3337 * sched-deps.c (sched_analyze_2): Likewise.
3338 * store-motion.c (load_kills_store): Likewise.
3339 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3340 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3341 (compute_transp): Update call to canon_true_dependence.
3343 2012-01-25 Richard Henderson <rth@redhat.com>
3345 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3346 (maybe_emit_atomic_test_and_set): New.
3347 (expand_sync_lock_test_and_set): Use it.
3348 (expand_atomic_test_and_set): Likewise.
3349 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3350 the implementation; clarify implementation defined details.
3351 * doc/md.texi (atomic_test_and_set): Document.
3353 2012-01-25 Richard Henderson <rth@redhat.com>
3355 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3357 2012-01-25 Richard Henderson <rth@redhat.com>
3360 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3361 to effect no-op split.
3363 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3366 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3367 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3368 (BT_FN_VOID_PTR_INT_SIZE): New.
3369 (BT_FN_UINT_UINT_VAR): Remove.
3370 (BT_FN_UINT32_UINT32_VAR): New.
3371 (BT_FN_DOUBLE_VPTR): Remove.
3372 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3374 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3375 (_ITM_changeTransactionMode): Same.
3376 (_ITM_memmoveRtWt): Change return type to void.
3377 (_ITM_memcpyRtWt): Same.
3378 (_ITM_memsetW): Same.
3379 (_ITM_RaRD): Change types to double.
3384 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3386 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3387 Patrick Marlier <patrick.marlier@gmail.com>
3389 * trans-mem.c (requires_barrier): Do not instrument thread local
3390 variables and emit save/restore for them.
3392 2012-01-24 Jason Merrill <jason@redhat.com>
3395 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3396 output static aliases.
3398 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3401 * common.opt (-pie, -shared, pie, shared): Change from Common to
3403 * gcc.c (display_help): Display help for -pie and -shared.
3405 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3408 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3409 Remove note on size/offset limitation.
3410 (AVR Variable Attributes): Add example how to read data located
3411 with progmem. Refer to named address spaces.
3412 * doc/invoke.texi (AVR Options): Fix typo.
3414 2012-01-24 Richard Guenther <rguenther@suse.de>
3416 Forward-port to trunk
3417 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3420 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3421 op0 isn't sufficiently aligned and there is movmisalignM
3422 insn for mode, use it to load op0 into a temporary register.
3424 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3427 * target.def (const_not_ok_for_debug_p): New hook.
3428 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3430 * doc/tm.texi: Regenerated.
3431 * dwarf2out.c (const_ok_for_output_1): If
3432 targetm.const_not_ok_for_debug_p returns true, fail.
3433 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3435 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3437 2012-01-23 Kai Tietz <ktietz@redhat.com>
3440 * config/i386/predicates.md (symbolic_operand): Allow
3441 UNSPEC_PCREL as PIC expression for lea.
3442 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3443 * config/i386/i386.c (ix86_delegitimize_address): Handle
3444 UNSPEC_PCREL for none-MEM, too.
3446 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3448 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3449 (ipa_tm_create_version_alias): Same.
3451 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3454 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3455 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3457 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3458 Patrick Marlier <patrick.marlier@gmail.com>
3459 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3462 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3463 simple_object_start_read.
3465 2012-01-23 Richard Guenther <rguenther@suse.de>
3468 PR tree-optimization/51895
3469 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3470 parameter decomposition into BLKmode components.
3472 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3474 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3475 fake variables for restrict-qualified pointers whose pointed-to type
3476 contains a placeholder.
3478 2012-01-23 Richard Guenther <rguenther@suse.de>
3480 PR tree-optimization/51949
3481 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3483 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3485 PR rtl-optimization/51933
3486 * ree.c (transform_ifelse): Return true right away if dstreg is
3487 already wider or equal to cand->mode.
3488 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3489 (make_defs_and_copies_lists): Remove defs_list and copies_list
3490 arguments, add state argument, just truncate state->work_list
3491 instead of always allocating and freeing the vector. Assert that
3492 get_defs succeeds instead of returning 2. Changed return type to bool.
3493 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3494 have ext_src_mode, see if it has been modified already with the
3495 right kind of extension and has been extended before from the
3496 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3497 just return true. Remember the original mode in state->modified array.
3498 (combine_reaching_defs): Add state argument. Don't allocate and
3499 free here def_list, copied_list and vec vectors, instead just
3500 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3501 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3502 Add state variable, clear vectors in it, initialize state.modified
3503 if needed. Free all the vectors at the end and state.modified too.
3504 Don't skip a candidate if the extension expression has been modified.
3506 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3509 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3510 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3511 (extra_options) interix.opt -> i386/interix.opt"
3512 (extra_objs):Add winnt-stubs.o
3513 * configure.ac: Add interix to target_os .comm on PE check.
3514 * configure: Regenerate.
3515 * config/interix3.h: Delete and move bits to..
3516 * config/interix.h: Delete and move bits to..
3517 * config/i386/i386-interix3.h: Delete and move bits to..
3518 * config/i386/i386-interix.h: ..here.
3519 (TARGET_CPU_DEFAULT): Remove redefinition.
3520 (TARGET_ASM_CONSTRUCTOR): Undefine.
3521 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3522 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3523 (PTRDIFF_TYPE): Define.
3524 (LONG_DOUBLE_TYPE_SIZE): Define.
3525 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3526 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3527 (TARGET_SECTION_TYPE_FLAGS): Define.
3528 (ASM_DECLARE_FUNCTION_NAME): Define.
3529 (ASM_OUTPUT_EXTERNAL): Define.
3530 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3531 (ASM_OUTPUT_ALIGNED_BSS): Define.
3532 (PCC_BITFIELD_TYPE_MATTERS): Define.
3533 (USE_CONST_SECTION): Define.
3534 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3535 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3536 (SUPPORTS_ONE_ONLY): Remove.
3537 (I386_PE_STRIP_ENCODING): Define.
3538 * config/interix.opt: Delete and move bits to..
3539 * config/i386/interix.opt: ..here. New.
3540 (mpe-aligned-commons): Add.
3541 * config/i386/t-interix: Add copyright header.
3542 (winnt-stubs.o): Add rule.
3544 2012-01-22 Jason Merrill <jason@redhat.com>
3547 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3548 for extra name aliases.
3550 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3552 PR rtl-optimization/51924
3553 * ree.c (combine_set_extension): Improve debugging message.
3554 (combine_reaching_defs): Likewise.
3555 (get_defs): Rename confusingly named variable.
3556 (find_and_remove_re): Skip a candidate if the extension expression has
3559 2012-01-21 Robert Millan <rmh@gnu.org>
3560 Gerald Pfeifer <gerald@pfeifer.com>
3562 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3563 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3565 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3567 PR tree-optimization/51914
3568 * tree-vect-stmts.c (vectorizable_conversion): For
3569 cvt_type && modifier == WIDEN, put temporary with cvt_type
3570 at the beginning of vec_dsts and set vec_dest to temporary
3573 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3575 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3577 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3579 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3580 * config/rs6000/rs6000.c: Likewise.
3582 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3585 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3586 output_move_double on a copy of operands array.
3588 2012-01-20 Cary Coutant <ccoutant@google.com>
3589 Dodji Seketeli <dodji@redhat.com>
3592 * dwarf2out.c (copy_declaration_context): Return ref to parent
3593 of declaration DIE, if necessary.
3594 (remove_child_or_replace_with_skeleton): Add new parameter; update
3595 caller. Place skeleton DIE under parent DIE of original declaration.
3596 Move call to copy_declaration_context to here ...
3597 (break_out_comdat_types): ... from here.
3599 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3601 PR rtl-optimization/51856
3602 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3605 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3608 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3609 hints for neon loads and stores.
3611 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3615 * doc/extend.texi (Named Address Spaces): Split into subsections.
3616 (AVR Named Address Spaces): New subsection.
3617 (M32C Named Address Spaces): New subsection.
3618 (RL78 Named Address Spaces): New subsection.
3619 (SPU Named Address Spaces): New subsection.
3620 (Variable Attributes): New anchor "AVR Variable Attributes".
3621 (AVR Variable Attributes): Rewrite and avoid wording
3622 "address space" in this context.
3623 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3624 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3625 (AVR Built-in Macros): New subsubsection therein.
3626 * doc/md.texi (AVR constraints): Remove "C04", "R".
3628 2012-01-20 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/51903
3631 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3632 when removing stmts.
3634 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3637 * config/arm/arm.c (arm_load_pic_register): Use
3638 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3639 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3640 (arm_pic_static_addr): Likewise.
3641 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3642 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3643 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3644 (pic_load_addr_unified): New.
3646 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3649 * function.c (instantiate_virtual_regs_in_insn): Use
3650 delete_insn_and_edges when removing a wrong asm insn.
3652 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3654 PR rtl-optimization/40761
3655 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3656 Add new member loop_num.
3657 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3658 (ira_build): Remove the parameter.
3660 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3661 (ira.c): Do not build CFG loops for one region allocation. Remove
3662 argument from ira_build call.
3664 * ira-build.c (init_loop_tree_node): New function.
3665 (create_loop_tree_nodes): Use it. Separate the case when CFG
3666 loops are not built.
3667 (more_one_region_p): Check current_loops.
3668 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3670 (add_loop_to_tree): Process loop equal to NULL too.
3671 (form_loop_tree): Separate the case when CFG loops are not built.
3672 Use explicitly number for the root.
3673 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3675 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3676 instead of loop->num.
3677 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3678 (mark_all_loops_for_removal): Ditto.
3679 (remove_unnecessary_regions): Separate the case when CFG loops
3681 (ira_build): Remove the parameter. Use explicit number of regions
3682 when CFG loops are not built.
3684 * ira-color.c (print_loop_title): Separate the case for the root node.
3685 Use loop_num instead of loop->num.
3686 (move_spill_restore): Use loop_num instead of loop->num.
3688 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3689 (change_loop): Ditto.
3690 (change_loop): Use loop_num instead of loop->num.
3692 * ira-lives.c (process_bb_node_lives): Ditto.
3694 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3696 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3698 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3701 * tree-mudflap.c (mf_artificial): New function.
3702 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3703 mx_register_decls, mudflap_enqueue_decl): Use it.
3706 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3707 numbers in the insn pattern.
3709 2012-01-19 Michael Matz <matz@suse.de>
3711 PR tree-optimization/46590
3712 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3713 use it in remembering which conflicts we already created.
3714 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3717 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3720 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3721 (merge_and_complain): Same.
3723 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3726 * config/initfini-array.h: Guard content of the header
3727 with #ifdef HAVE_INITFINI_ARRAY.
3728 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3729 Add initfini-array.h to tm_file here.
3730 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3731 * config.gcc: Don't add initfini-array.h to tm_file here.
3732 * configure: Regenerated.
3734 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3736 PR rtl-optimization/51505
3737 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3738 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3739 (df_note_bb_compute): Update the call to df_kill_notes.
3741 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3743 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3745 2012-01-18 Richard Guenther <rguenther@suse.de>
3747 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3748 of conversions to void *.
3750 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3751 Richard Sandiford <rdsandiford@googlemail.com>
3755 * optabs.h (simplify_expand_binop): Declare.
3756 * optabs.c (simplify_expand_binop): Make global.
3757 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3758 endian targets if the source cannot be exactly covered by word
3761 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3764 * hard-reg-set.h (struct hard_reg_set_container): New type.
3765 * target.h (struct hard_reg_set_container): Forward declare.
3766 * target.def (set_up_by_prologue): New target hook.
3767 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3768 * doc/tm.texi: Regenerated.
3769 * function.c (thread_prologue_and_epilogue_insns): Change
3770 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3771 Call targetm.set_up_by_prologue on it.
3772 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3773 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3775 2012-01-17 Nick Clifton <nickc@redhat.com>
3777 * config/rx/rx.c (rx_can_use_simple_return): New function.
3778 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3779 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3781 2012-01-17 Richard Guenther <rguenther@suse.de>
3784 * expr.c (expand_assignment): Take address-space information
3785 from the address operand of MEM_REF and TARGET_MEM_REF.
3786 (expand_expr_real_1): Likewise.
3788 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3790 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3791 reload dump is requested.
3793 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3796 * trans-mem.c (requires_barrier): Call may_be_aliased.
3798 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3800 PR tree-optimization/51877
3801 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3802 call arguments and fndecls compare equal, instead return false if they
3803 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3804 both SSA_NAMEs that are valueized the same, or they satisfy
3807 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3809 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3811 * configure: Regenerate.
3813 2012-01-16 Jan Hubicka <jh@suse.cz>
3817 * convert.c (convert_to_integer): Use fold_convert for
3818 converting an INTEGER_CST to integer type.
3820 2012-01-16 Jason Merrill <jason@redhat.com>
3823 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3825 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3828 * config/s390/s390.c (s390_chunkify_start): Don't skip
3829 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3830 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3831 If insn is followed by NOTE_INSN_VAR_LOCATION or
3832 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3833 Don't use location of note insns.
3835 PR tree-optimization/51865
3836 * tree-inline.c (tree_function_versioning): Call remap_decl
3837 on DECL_RESULT whenever it has VOID_TYPE_P type.
3839 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3841 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3842 for calls to locally-binding MIPS16 functions if only the return
3843 type uses float regs.
3845 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3846 Richard Sandiford <rdsandiford@googlemail.com>
3848 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3849 (SYMBOL_32_HIGH): Likewise.
3850 (mips_output_tls_reloc_directive): Declare.
3851 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3852 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3853 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3854 (mips_lo_relocs, mips_hi_relocs): Make extern.
3855 (mips16_stub_function): Move up file.
3856 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3857 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3858 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3859 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3860 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3861 (mips_get_tp): Add MIPS16 support.
3862 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3863 Generalize DTPREL and TPREL handling.
3864 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3865 Add MIPS16 TLS support.
3866 (mips_output_tls_reloc_directive): New function.
3867 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3868 * config/mips/predicates.md (symbolic_operand_with_high)
3869 (tls_reloc_operand): New predicates.
3870 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3871 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3872 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3873 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3874 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3875 (*tls_get_tp_mips16_call_<mode>): Likewise.
3877 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3879 PR rtl-optimization/51821
3880 * recog.c (peep2_find_free_register): Determine clobbered registers
3883 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3886 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3887 * config/avr/avr.c: Likewise.
3888 * config/avr/avr.h: Likewise.
3890 2012-01-13 Ian Lance Taylor <iant@google.com>
3893 * tree.h (TYPE_QUALS): Add cast to int.
3894 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3896 2012-01-13 Ian Lance Taylor <iant@google.com>
3898 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3899 comparing param_index to VEC_length result.
3901 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3903 * c-decl.c: Do not include tree-mudflap.h
3904 * tree-optimize.c: Likewise.
3905 * Makefile.in: Update dependencies.
3907 2012-01-13 Richard Guenther <rguenther@suse.de>
3910 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3911 variable-sized result always use RSO.
3913 2012-01-12 DJ Delorie <dj@redhat.com>
3915 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3916 pointer type, not just the default pointer type.
3918 2012-01-09 Richard Henderson <rth@redhat.com>
3919 Denis Chertykov <chertykov@gmail.com>
3922 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3923 * config/avr/avr.c (avr_can_eliminate): Simplify.
3924 (avr_initial_elimination_offset): Likewise.
3925 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3926 (expand_epilogue): Likewise.
3927 (avr_legitimize_address): Gut.
3928 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3929 (avr_hard_regno_nregs): New.
3930 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3931 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3932 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3933 add soft frame pointer.
3934 (CALL_USED_REGISTERS): Likewise.
3935 (REG_CLASS_CONTENTS): Likewise.
3936 (REGISTER_NAMES): Likewise.
3937 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3938 (HARD_FRAME_POINTER_REGNUM): New.
3939 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3940 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3941 remove the HARD_FRAME_POINTER self-elimination.
3943 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3946 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3947 DECL_EXTERNAL when checking for initializers of progmem variables.
3949 2012-01-12 Ira Rosen <irar@il.ibm.com>
3951 PR tree-optimization/51799
3952 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3953 that the last operation is a type demotion.
3955 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3957 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3958 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3960 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3963 * combine.c (distribute_notes): If i3 is a noreturn call,
3964 allow old_size to be equal to args_size and make sure the
3965 noreturn call gets REG_ARGS_SIZE note.
3966 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3967 on noreturn calls even when the delta is 0.
3969 2012-01-11 Nathan Sidwell <nathan@acm.org>
3971 * gcov.c (STRING_SIZE): Remove.
3972 (generate_results): Erase annotations for source files with no
3973 coverage information.
3975 (output_lines): Use it.
3977 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3979 * gimple.h (gimplify_body): Remove first argument.
3980 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3981 pointer set here, instead just pass DATA to walk_tree.
3982 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3983 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3984 (unvisit_body): Likewise, but with unmark_visited.
3985 (gimplify_body): Remove BODY_P argument and adjust.
3986 (gimplify_function_tree): Adjust call to gimplify_body.
3987 * omp-low.c (finalize_task_copyfn): Likewise.
3989 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3991 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3992 (build_function_type_skip_args): Delete.
3993 * tree.c (build_function_type_skip_args): Make static and add
3994 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3995 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3996 pass it to build_function_type_skip_args.
3997 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3998 (tree_function_versioning): Likewise.
3999 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4000 build_function_decl_skip_args.
4001 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4002 and pass it to build_function_decl_skip_args/tree_function_versioning.
4003 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4004 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4005 * trans-mem.c (ipa_tm_create_version): Likewise.
4006 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4007 * tree-inline.c (declare_return_variable): Remove always-true test.
4008 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4009 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4010 * ipa-split.c (split_function): Skip the return value for the split
4011 part if it doesn't return.
4013 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4015 PR tree-optimization/49642
4016 * ipa-split.c (forbidden_dominators): New variable.
4017 (check_forbidden_calls): New function.
4018 (dominated_by_forbidden): Likewise.
4019 (consider_split): Check for forbidden dominators.
4020 (execute_split_functions): Initialize and free forbidden
4021 dominators info; call check_forbidden_calls.
4023 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4025 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4027 2012-01-11 Nick Clifton <nickc@redhat.com>
4029 * config/rx/rx.md (return): Define pattern.
4031 2012-01-11 Richard Guenther <rguenther@suse.de>
4033 * doc/extend.texi (malloc attribute): Adjust according to
4036 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4037 Patrick Marlier <patrick.marlier@gmail.com>
4040 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4041 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4042 (ipa_tm_note_irrevocable): Same.
4043 (ipa_tm_scan_irr_block): Same.
4044 (ipa_tm_decrement_clone_counts): Same.
4045 (ipa_tm_scan_irr_function): Same.
4046 (ipa_tm_create_version_alias): Same.
4047 (ipa_tm_create_version): Same.
4048 (ipa_tm_transform_calls_redirect): Same.
4049 (ipa_tm_transform_calls): Same.
4050 (ipa_tm_transform_transaction): Same.
4051 (ipa_tm_execute): Same.
4053 2012-01-10 Richard Guenther <rguenther@suse.de>
4056 * opts.c (common_handle_option): Handle -Werror.
4058 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4060 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4063 2012-01-10 Jason Merrill <jason@redhat.com>
4065 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4068 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4070 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4071 supports R_386_TLS_GD_PLT reloc.
4072 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4073 supports R_386_TLS_LDM_PLT reloc.
4074 * configure: Regenerate.
4075 * config.in: Regenerate.
4077 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4080 Extend __pgmx semantics to linearize memory.
4081 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4082 determine if code comes inline or from libgcc.
4083 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4084 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4085 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4086 (movmemx_qi, movmemx_hi): New insns.
4087 (xload_<mode>_libgcc): Rewrite to new insn condition.
4088 (xload_<mode>): Remove insns.
4089 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4090 cases that don't satisfy avr_xload_libgcc_p().
4091 (avr_addr_space_convert): Allow converting in any direction.
4092 (avr_addr_space_subset_p): Return always true.
4093 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4094 (avr_emit_movmemhi): Ditto.
4095 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4096 (avr_out_movmem): Ditto.
4097 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4098 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4099 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4100 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4101 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4103 2012-01-10 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/50913
4106 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4107 Require data-refs to be representable by Graphite with respect
4110 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4112 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4113 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4115 2012-01-10 Tom de Vries <tom@codesourcery.com>
4117 PR rtl-optimization/51271
4118 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4119 handling annulled branch.
4121 2012-01-10 Richard Henderson <rth@redhat.com>
4123 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4124 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4125 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4126 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4127 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4128 arm_expand_vec_perm_const): New.
4129 * config/arm/arm-protos.h: Update.
4130 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4131 (*neon_vswp<VDQX>): New.
4132 (neon_vcombine<VDX>): Use neon_split_vcombine.
4133 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4134 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4135 (vec_perm<VE>): New.
4137 2012-01-10 Richard Henderson <rth@redhat.com>
4139 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4140 use it if reload_completed.
4141 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4142 arm_output_asm_insn, arm_process_output_memory_barrier,
4143 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4144 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4145 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4146 arm_process_output_sync_insn, arm_output_sync_insn,
4147 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4148 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4149 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4150 (emit_unlikely_jump): New.
4151 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4152 (arm_split_atomic_op): New.
4153 * config/arm/arm-protos.h: Update.
4154 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4155 (struct arm_sync_generator): Remove.
4156 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4157 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4158 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4159 (VUNSPEC_LL, VUNSPEC_SC): New.
4160 (sync_result, sync_memory, sync_required_value, sync_new_value,
4161 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4162 (attr length): Don't use arm_sync_loop_insns.
4163 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4164 (movsfcc, movdfcc): Likewise.
4165 * config/arm/constraints.md (Ua): New.
4166 * config/arm/prediates.md (mem_noofs_operand): New.
4167 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4168 (sync_clobber, sync_t2_reqd): Remove.
4169 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4170 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4171 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4172 (arm_sync_compare_and_swap<SIDI>): Remove.
4173 (arm_sync_compare_and_swap<NARROW>): Remove.
4174 (arm_sync_lock_test_and_set<SIDI>): Remove.
4175 (arm_sync_lock_test_and_set<NARROW>): Remove.
4176 (arm_sync_new_<syncop><SIDI>): Remove.
4177 (arm_sync_new_<syncop><NARROW>): Remove.
4178 (arm_sync_new_nand<SIDI>): Remove.
4179 (arm_sync_new_nand<NARROW>): Remove.
4180 (arm_sync_old_<syncop><SIDI>): Remove.
4181 (arm_sync_old_<syncop><NARROW>): Remove.
4182 (arm_sync_old_nand<SIDI>): Remove.
4183 (arm_sync_old_nand<NARROW>): Remove.
4184 (*memory_barrier): Merge arm_output_memory_barrier.
4185 (atomic_compare_and_swap<QHSD>): New.
4186 (atomic_compare_and_swap<NARROW>_1): New.
4187 (atomic_compare_and_swap<SIDI>_1): New.
4188 (atomic_exchange<QHSD>): New.
4189 (cas_cmp_operand, cas_cmp_str): New.
4190 (atomic_op_operand, atomic_op_str): New.
4191 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4192 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4193 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4194 (arm_load_exclusive<NARROW>): New.
4195 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4196 (arm_store_exclusive<QHSD>): New.
4198 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4200 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4201 reload patterns if -mvsx-scalar-memory.
4203 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4204 generated, even -mno-vsx-scalar-double was used.
4205 (vsx_xscvdpsp_scalar): Likewise.
4206 (vsx_xscvspdp_scalar2): Likewise.
4208 2012-01-09 Tom de Vries <tom@codesourcery.com>
4209 Andrew Pinski <apinski@cavium.com>
4212 * reorg.c (fill_slots_from_thread): Don't speculate
4213 frame-related insns.
4215 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4217 * sched-int.h (bb_note): Move to...
4218 * basic-block.h: ...here.
4219 * haifa-sched.c (bb_note): Move to...
4220 * cfgrtl.c: ...here.
4221 * function.c (next_block_for_reg): New function.
4222 (move_insn_for_shrink_wrap): Likewise.
4223 (prepare_shrink_wrap): Rewrite to use the above.
4225 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4227 * gimple.c (is_gimple_non_addressable): Remove.
4228 * gimple.h: Remove is_gimple_non_addressable.
4229 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4230 is_gimple_non_addressable.
4231 * trans-mem.c (expand_assign_tm): Same.
4233 2012-01-09 Richard Guenther <rguenther@suse.de>
4235 PR tree-optimization/51775
4236 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4237 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4239 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4241 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4243 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4245 2012-01-09 Richard Guenther <rguenther@suse.de>
4247 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4249 2012-01-08 Jan Hubicka <jh@suse.cz>
4251 PR tree-optimize/51680
4252 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4253 on when known_vals needs to be computed; cleanup.
4255 2012-01-08 Jan Hubicka <jh@suse.cz>
4257 PR tree-optimize/51694
4258 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4260 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4262 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4263 for -std=c++98 and -std=c++11 too.
4265 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4267 * cfgloop.c (cancel_loop): Add free() of bbs array.
4269 2012-01-07 Jan Hubicka <jh@suse.cz>
4271 PR tree-optimization/51600
4272 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4273 that benefits small functions.
4275 2012-01-07 Jan Hubicka <jh@suse.cz>
4277 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4279 2012-01-07 Jan Hubicka <jh@suse.cz>
4281 PR tree-optimization/51680
4282 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4283 whose inlining reduce unit size.
4285 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4288 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4289 Add canonical node to containing_mem chain after the non-canonical
4290 one, even if there weren't any locs to propagate.
4291 (remove_useless_values): Keep only canonical values.
4292 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4293 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4294 canonicalize mem_chain elements that are not discarded.
4296 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4299 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4300 before emitting functions.
4302 PR gcov-profile/50127
4303 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4304 clear_aux_for_blocks.
4306 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4309 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4311 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4313 * c-decl.c (ext_block): Moved up.
4314 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4316 2012-01-06 Han Shen <shenhan@google.com>
4318 Translate built-in include paths for sysroot.
4319 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4320 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4322 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4323 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4325 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4326 control whether sysroot should be prepended to gxx include dir.
4328 * configure: Regenerate.
4330 2012-01-06 Torvald Riegel <triegel@redhat.com>
4332 PR rtl-optimization/51771
4333 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4334 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4336 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4338 PR tree-optimization/51315
4339 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4340 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4342 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4345 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4346 for shrp pattern. Correctly handle and fixup shift variable.
4347 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4349 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4352 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4353 note when !ACCUMULATE_OUTGOING_ARGS.
4355 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4357 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4359 (extract_range_from_unary_expr_1): Avoid useless computations.
4361 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4363 PR rtl-optimization/51767
4364 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4365 of jump_block and add an extra edge for degenerated asm gotos.
4368 * stmt.c (check_unique_operand_names): Don't ICE during error
4369 reporting if i is from labels chain.
4372 * profile.c (branch_prob): Split bbs that have exit edge
4373 and need a fake entry edge too.
4375 2012-01-05 Jan Hubicka <jh@suse.cz>
4378 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4381 2012-01-05 Richard Guenther <rguenther@suse.de>
4384 * tree-streamer-out.c (write_ts_optimization): New function.
4385 (streamer_write_tree_body): Call it.
4386 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4387 (streamer_read_tree_body): Call it.
4388 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4390 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4393 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4394 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4395 in_cleanup_point_expr before gimplify_stmt call and restore it
4397 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4398 in_cleanup_point_expr is false.
4400 2012-01-05 Richard Guenther <rguenther@suse.de>
4403 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4405 * toplev.c (process_options): Reject combining mudflap and LTO.
4406 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4408 2012-01-05 Richard Guenther <rguenther@suse.de>
4410 PR tree-optimization/51760
4411 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4413 (bit_value_unop): Handle UNDEFINED operands.
4414 (bit_value_binop): Likewise.
4416 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4418 * config/avr/avr.c (avr_replace_prefix): Remove.
4419 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4420 (avr_asm_function_rodata_section): Ditto.
4421 (avr_asm_select_section): Ditto.
4423 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4425 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4428 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4431 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4432 calls that have any non-fake successor edges.
4435 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4437 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4439 PR tree-optimization/51624
4440 * tree-sra.c (build_ref_for_model): When replicating a chain of
4441 COMPONENT_REFs, stop as soon as the offset would become negative.
4443 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4446 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4447 in .debug_loc on the floor.
4449 2012-01-04 Andrew Pinski <apinski@cavium.com>
4451 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4453 2012-01-04 Andrew Pinski <apinski@cavium.com>
4454 Adam Nemet <anemet@caviumnetworks.com>
4456 * config/mips/mips.md (size): Add SI and DI.
4457 (SIZE): New mode attribute.
4458 (U): New code attribute.
4459 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4460 (mips_lbux_<mode>): Delete.
4461 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4462 (mips_lhx): Use gen_mips_lhx_extsi.
4463 (mips_lhx_<mode>): Delete.
4465 (mips_l<size>x): New expand.
4466 (mips_lwx_<mode>): Delete.
4467 (mips_l<GPR:size>x_<P:mode>): New pattern.
4468 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4469 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4470 * config/mips/mips.c (mips_lx_address_p): New function.
4471 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4472 (dsp64): New availability predicate.
4473 (mips_builtins): Add an entry for __builtin_mips_ldx.
4474 * config/mips/mips.h (ISA_HAS_LBX): New define.
4475 (ISA_HAS_LBUX): Likewise.
4476 (ISA_HAS_LHX): Likewise.
4477 (ISA_HAS_LHUX): Likewise.
4478 (ISA_HAS_LWX): Likewise.
4479 (ISA_HAS_LWUX): Likewise.
4480 (ISA_HAS_LDX): Likewise.
4481 * doc/extend.texi (__builtin_mips_ldx): Document.
4483 2012-01-04 Tristan Gingold <gingold@adacore.com>
4485 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4486 when long pointers are used.
4487 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4488 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4489 (ia64-hp-*vms*): Remove.
4490 * config/vms/xm-vms64.h: Delete.
4492 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4495 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4497 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4499 * opts.c (finish_options): Remove duplicate sorry.
4501 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4504 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4507 2012-01-04 Richard Guenther <rguenther@suse.de>
4510 * tree.c (size_low_cst): New function.
4511 * tree.h (size_low_cst): Declare.
4512 * fold-const.c (fold_comparison): Use it to extract the low
4513 part of the POINTER_PLUS_EXPR offset.
4515 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4517 Fix clearing ZERO_REG
4518 * config/avr/avr.md (cc): Add alternative "ldi".
4519 (movqi_insn): Use it in cc attribute.
4520 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4521 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4522 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4524 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4526 * configure: Regenerate.
4528 2012-01-04 Richard Guenther <rguenther@suse.de>
4530 PR tree-optimization/49651
4531 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4532 (var_can_have_subvars): Use it.
4533 (get_constraint_for_1): Only consider subfields if there can be any.
4535 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4538 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4539 to its new canonical_cselib_val and the cselib_val was in
4540 first_containing_mem chain, but the canonical_cselib_val was not,
4541 add the latter into the chain.
4542 (cselib_invalidate_mem): Compare canonical_cselib_val of
4543 addr_list chain elt with v.
4546 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4547 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4549 (output_macinfo_op): Don't ggc_strdup fd->filename.
4550 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4551 then ggc_strdup it. Don't free inc->info or cur->info.
4552 (output_macinfo): Don't free ref->info or file->info.
4554 2012-01-03 Ira Rosen <irar@il.ibm.com>
4556 PR tree-optimization/51269
4557 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4558 first_niters a pointer.
4559 (slpeel_tree_peel_loop_to_edge): Likewise.
4560 (vect_do_peeling_for_loop_bound): Update call to
4561 slpeel_tree_peel_loop_to_edge.
4562 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4563 here. Remove it from the parameters list.
4564 (vect_do_peeling_for_alignment): Update calls and compute
4567 2012-01-03 Richard Guenther <rguenther@suse.de>
4569 PR tree-optimization/51070
4570 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4571 Properly handle calls.
4573 2012-01-03 Richard Guenther <rguenther@suse.de>
4575 PR tree-optimization/51692
4576 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4577 the LHS of allocation stmts.
4579 2012-01-03 Olivier Hainque <hainque@adacore.com>
4581 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4583 2012-01-03 Olivier Hainque <hainque@adacore.com>
4585 * collect2.c (main): In AIX specific computations for vector
4586 insertions, use CONST_CAST2 to cast from char ** to const char **.
4588 2012-01-03 Richard Guenther <rguenther@suse.de>
4591 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4592 the context of a limbo DIE when it does not already exist.
4594 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4596 PR tree-optimization/51719
4597 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4598 but direct call is, clear direct call's lhs and don't add fallthrough
4599 edge from dcall_bb to join_bb and PHIs.
4601 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4603 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4604 the instructions emitted by the pattern.
4605 ("*TDC_insn_<mode>"): Add comment.
4607 2012-01-03 Richard Guenther <rguenther@suse.de>
4610 * fold-const.c (fold_comparison): Properly canonicalize
4611 tree offset and HOST_WIDE_INT bit position.
4613 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4615 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4616 operands for extzv pattern.
4618 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4621 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4624 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4626 * doc/invoke.texi (-flto and related options): Copy-edit.
4628 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4630 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4632 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4634 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4637 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4639 * expr.h (move_by_pieces_ninsns): Declare.
4640 * expr.c (move_by_pieces_ninsns): Make external.
4641 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4642 (mips_store_by_pieces_p): Likewise.
4643 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4644 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4645 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4646 (mips_store_by_pieces_p): Likewise.
4648 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4650 * passes.c (register_one_dump_file): Free full_name.
4652 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4653 (calculate_elim_costs_all_insns): Free offsets_at and
4654 offsets_known_at at the end and clear the pointers.
4656 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4658 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4659 this option introduced in r180739.
4661 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4664 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4665 (tmake_file target=avr): Add avr/t-multilib.
4667 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4668 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4669 * config/avr/genmultilib.awk: New file.
4670 * config/avr/t-multilib: New auto-generated file.
4671 * config/avr/multilib.h: New auto-generated file.
4672 * config/avr/t-avr (AVR_MCUS): New variable.
4673 (genopt.sh): Use it.
4674 (s-mlib): Depend on t-multilib.
4675 (t-multilib, multilib.h): New dependencies.
4676 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4677 (MULTILIB_OPTIONS): Remove.
4678 (MULTILIB_MATCHES): Remove.
4679 (MULTILIB_DIRNAMES): Remove.
4680 (MULTILIB_EXCEPTIONS): Remove:
4681 * config/avr/genopt.sh: Don't use hard coded file name;
4682 pass AVR_MCUS from t-avr instead.
4684 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4686 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4688 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4690 Implement light-weight DImode support.
4691 * config/avr/avr-dimode.md: New file.
4692 * config/avr/avr.md: Include it.
4693 (adjust_len): Add plus64, compare64.
4694 (HIDI): Remove code iterator.
4695 (code_stdname): New code attribute.
4696 (rotx, rotsmode): Remove DI.
4697 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4699 * config/avr/avr-protos.h (avr_have_dimode): New.
4700 (avr_out_plus64, avr_out_compare64): New.
4701 * config/avr/avr.c (avr_out_compare): Handle DImode.
4702 (avr_have_dimode): New variable definition and initialization.
4703 (avr_out_compare64, avr_out_plus64): New functions.
4704 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4705 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4706 (avr_compare_pattern): Skip DImode comparisons.
4708 2012-01-02 Revital Eres <revital.eres@linaro.org>
4710 * ddg.c (def_has_ccmode_p): New function.
4711 (add_cross_iteration_register_deps,
4712 create_ddg_dep_from_intra_loop_link): Call it.
4714 2012-01-02 Richard Guenther <rguenther@suse.de>
4717 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4719 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4721 * gcc.c (process_command): Update copyright notice dates.
4722 * gcov.c (print_version): Likewise.
4723 * gcov-dump.c (print_version): Likewise.
4724 * mips-tfile.c (main): Likewise.
4725 * mips-tdump.c (main): Likewise.
4727 2012-01-01 Ira Rosen <irar@il.ibm.com>
4729 PR tree-optimization/51704
4730 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4731 a use is inside the basic block or loop before accessing its vect info.
4733 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4735 PR rtl-optimization/51069
4736 * cfgloopmanip.c (remove_path): Removing path making irreducible
4737 region unconditional makes BB part of the region.
4739 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4741 PR tree-optimization/51683
4742 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4743 calls with side-effects.
4744 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4746 Copyright (C) 2012 Free Software Foundation, Inc.
4748 Copying and distribution of this file, with or without modification,
4749 are permitted in any medium without royalty provided the copyright
4750 notice and this notice are preserved.