1 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
5 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
6 (iterative_hash_gimple_type): Adjust comment.
7 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
8 domain for an array type instead of the domain type itself.
10 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
12 Backport from 2012-05-23 mainline r187803
15 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
16 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
19 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
21 Backport from 2012-05-03 mainline r187075
23 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
24 has_fma4 for AMD processors with both fma3 and fma4 support.
26 2012-05-22 Richard Guenther <rguenther@suse.de>
28 PR tree-optimization/53408
29 * tree-vect-loop.c (vectorizable_induction): Properly check
30 the restriction that we cannot handle induction results from
31 the inner loop outside of the outer loop.
33 2012-05-21 Jakub Jelinek <jakub@redhat.com>
35 PR tree-optimization/53436
36 * omp-low.c (omp_build_component_ref): New function.
37 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
39 PR tree-optimization/53366
40 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
41 tests if complex_numbers == 2, but there are non-complex number loads
44 PR tree-optimization/53409
45 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
46 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
48 PR tree-optimization/53410
49 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
50 instead of build_int_cst (type, 0) where vector types might be
53 2012-05-21 Joseph Myers <joseph@codesourcery.com>
56 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
57 from folded operands before wrapping another around the
58 conditional expression.
60 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
61 Patrick Marlier <patrick.marlier@gmail.com>
63 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
66 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
68 Backport from mainline
69 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
72 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
73 (UNSPECV_RDRAND): This.
74 (rdrand<mode>_1): Updated.
76 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
78 Backport from mainline
79 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
81 * config/i386/driver-i386.c (host_detect_local_cpu): Support
82 RDRND, F16C and FSGSBASE.
84 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
86 Backport from mainline
87 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
89 * tree-ssa-pre.c (can_value_number_call): Delete.
90 (compute_avail): Skip all statements with side effects.
91 <GIMPLE_CALL>: Skip calls to internal functions.
93 2012-05-18 David S. Miller <davem@davemloft.net>
95 Backport r185385 from mainline
96 2012-03-14 Richard Guenther <rguenther@suse.de>
99 * tree-vect-generic.c (type_for_widest_vector_mode): Take
100 element type instead of mode, use build_vector_type_for_mode
101 instead of the langhook, build a vector of proper signedness.
102 (expand_vector_operations_1): Adjust.
104 2012-05-18 Olivier Hainque <hainque@adacore.com>
106 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
107 $(libsubdir) as libexecsubdir.
109 2012-05-16 Andrew Pinski <apinski@cavium.com>
111 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
114 2012-05-16 David S. Miller <davem@davemloft.net>
116 * jump.c (delete_related_insns): If we remove a CALL, make sure
117 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
119 2012-05-16 Richard Henderson <rth@redhat.com>
122 * combine-stack-adj.c (prev_active_insn_bb): New.
123 (next_active_insn_bb): New.
124 (force_move_args_size_note): New.
125 (combine_stack_adjustments_for_block): Use it.
127 2012-05-16 Olivier Hainque <hainque@adacore.com>
129 * Makefile.in (install-no-fixedincludes): New target, former toplevel
130 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
131 Add comments and improve stamp preservation across the whole sequence.
132 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
134 2012-05-16 Richard Guenther <rguenther@suse.de>
136 PR tree-optimization/53364
137 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
138 detect a view-conversion of the decl.
140 2012-05-15 Jakub Jelinek <jakub@redhat.com>
143 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
144 that operands[2] is either immediate, or q_regs_operand.
146 2012-05-15 Bin Cheng <bin.cheng@arm.com>
148 Backport r187139 from mainline.
149 2012-05-04 Bin Cheng <bin.cheng@arm.com>
151 PR rtl-optimization/52804
152 * reload1.c (reload_reg_reaches_end_p): Check whether successor
153 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
154 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
155 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
156 RELOAD_FOR_OUTADDR_ADDRESS.
158 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
161 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
162 generate target register for "load" class builtins.
165 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
168 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
169 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
170 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
171 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
172 (<sse>_movu<ssemodesuffix>): New expander.
173 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
174 (avx_movdqu<avxmodesuffix>): New expander.
175 (*sse2_movdqu): Rename from sse2_movdqu.
176 (sse2_movdqu): New expander.
178 2012-05-14 Jakub Jelinek <jakub@redhat.com>
180 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
181 lineno 1 the same as lineno 0 before first start file directive.
182 (optimize_macinfo_range): Likewise.
184 * dwarf2out.c (have_macinfo): Define.
185 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
186 attribute, don't force empty compilation unit and don't emit any
187 .debug_macinfo/.debug_macro section if macinfo_table is empty.
189 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
191 Backport from mainline
192 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
194 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
195 ORDERED and UNORDERED conditions.
197 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
199 * function.c (requires_stack_frame_p): If the function can throw
200 non-call exceptions, return true if the insn can throw internally.
202 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
204 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
205 DECL_ORIGINAL_TYPE if it is present.
207 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
209 Backport from 2012-05-12 mainline r187342.
212 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
213 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
214 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
215 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
216 (expand_prologue): Move initialization of cfun->machine->is_naked,
217 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
218 (avr_set_current_function): ...this new static function.
219 (TARGET_SET_CURRENT_FUNCTION): New define.
220 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
221 checking attributes of current_function_decl.
222 (avr_regs_to_save): Ditto.
223 (signal_function_p): Rename to avr_signal_function_p.
224 (interrupt_function_p): Rename to avr_interrupt_function_p.
226 * doc/extend.texi (Function Attributes): Better explanation of
227 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
230 2012-05-09 Matthias Klose <doko@ubuntu.com>
232 * gcc-ar.c (main): Don't check for execute bits for the plugin.
234 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
237 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
238 when a constant source operand matches an "I" constraint, the "no
239 CC0 change" applies to a register-destination only, not a
240 strict_low_part-destination.
242 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
244 Backport from mainline:
245 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
247 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
249 2012-05-07 Jakub Jelinek <jakub@redhat.com>
251 PR tree-optimization/53239
252 * tree-vrp.c (get_value_range): Set VR of
253 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
256 2012-05-07 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/53195
259 * tree-inline.c (setup_one_parameter): Properly add referenced
260 vars from the parameters new known value.
262 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
264 Backport from mainline:
265 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
268 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
271 2012-05-04 Ian Lance Taylor <iant@google.com>
273 * tree-vect-patterns.c (vect_single_imm_use): Correct return
274 values from false to NULL.
276 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
278 Backport from mainline
279 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
282 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
283 (TARGET_CMOV): Rename from TARGET_CMOVE.
284 (TARGET_CMOVE): New define.
285 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
286 Do not set TARGET_CMOVE here.
288 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
290 Backport from mainline:
292 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
294 PR tree-optimization/52633
295 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
296 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
297 (vect_recog_over_widening_pattern): Remove handling of code that was
298 already detected as over-widening pattern. Remove special handling
299 of "unsigned" cases. Instead, support general case of conversion
300 of the shift result to another type.
302 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
304 * tree-vect-patterns.c (vect_single_imm_use): New function.
305 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
306 (vect_recog_over_widening_pattern): Likewise.
307 (vect_recog_widen_shift_pattern): Likewise.
309 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
311 PR tree-optimization/52870
312 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
313 presumed pattern statement is within the same loop or basic block.
315 2012-05-04 Richard Guenther <rguenther@suse.de>
317 * common.opt (flto-report): Do not mark as Optimization.
319 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
322 * recog.c (constrain_operands): If extra constraints are present, also
323 accept pseudo-registers with equivalent memory locations during reload.
325 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
327 Backport from the mainline
328 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
331 * config/rs6000/rs6000.md (bswapdi splitters): If
332 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
333 default) is used, generate an alternate sequence that does not
334 depend on using indexed addressing.
336 2012-05-03 David S. Miller <davem@davemloft.net>
339 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
340 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
341 (sparc_emit_float_lib_cmp): Likewise.
343 2012-05-04 Martin Jambor <mjambor@suse.cz>
345 Backport from mainline
346 2012-05-02 Martin Jambor <mjambor@suse.cz>
349 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
350 of a variable when the contect is a function.
352 2012-05-03 Jakub Jelinek <jakub@redhat.com>
355 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
356 append program name to it and pass that as first argument
357 to make_relative_prefix. Always pass standard_libexec_prefix
358 as last argument to make_relative_prefix. If
359 make_relative_prefix returns NULL, fall back to
360 standard_libexec_prefix.
363 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
367 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
368 mode, return that mode.
370 2012-05-03 Richard Guenther <rguenther@suse.de>
372 PR tree-optimization/53144
373 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
375 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
376 with SSA name values.
377 (vn_reference_lookup_3): Adjust callers.
379 2012-05-02 Jakub Jelinek <jakub@redhat.com>
381 PR tree-optimization/53163
382 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
383 return value from compute_all_dependences.
385 PR rtl-optimization/53160
386 * ree.c (combine_reaching_defs): Handle the case where cand->insn
387 has been modified by ree pass already.
389 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
391 Backport from mainline
392 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
395 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
396 calls to cgraph_node_name in xstrdup.
397 (ipa_make_edge_direct_to_target): Ditto.
398 * tree-sra.c (convert_callers_for_node): Ditto.
399 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
400 * ipa-cp.c (perhaps_add_new_callers): Ditto.
401 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
402 (cgraph_materialize_all_clones): Ditto.
403 * ipa-inline.c (report_inline_failed_reason): Ditto.
404 (want_early_inline_function_p): Ditto.
405 (edge_badness): Ditto.
406 (update_edge_key): Ditto.
407 (flatten_function): Ditto.
409 (inline_always_inline_functions): Ditto.
410 (early_inline_small_functions): Ditto.
412 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
414 Backport from mainline
415 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
417 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
418 Introduce emul_name to select the right linker emulation for
419 powerpc64-*-freebsd*.
420 * configure: Regenerate.
421 * config.gcc: Add bits to support powerpc64-*-freebsd*.
422 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
423 * config/rs6000/freebsd64.h: New file.
424 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
426 (rs6000_savres_strategy): Likewise.
427 (rs6000_savres_routine_name): Likewise.
428 (rs6000_elf_file_end): Likewise.
429 * config/rs6000/t-freebsd64: New file.
430 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
431 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
433 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
435 Backport from mainline
436 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
439 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
441 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
443 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
444 predicate to discriminate types.
446 2012-04-27 Richard Guenther <rguenther@suse.de>
449 * convert.c (convert_to_integer): Avoid infinite recursion for
450 target-defined built-in types.
452 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
455 * config/cris/cris.md ("*andhi_lowpart_v32")
456 ("*andqi_lowpart_v32"): Change first input-only operand from
457 a (match_operand ...) to (match_dup 0). Drop alternatives with
458 const_int-matching constraints for redundancy.
459 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
460 three-operand alternative.
462 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
464 Backport from mainline
465 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
468 (*addsi_2_zext): Ditto.
469 (*add<mode>_3): Ditto.
470 (*addsi_3_zext): Ditto.
471 (*add<mode>_5): Ditto.
473 2012-04-25 Jakub Jelinek <jakub@redhat.com>
476 * c-typeck.c (set_nonincremental_init,
477 set_nonincremental_init_from_string): Pass true instead of false
478 as IMPLICIT to add_pending_init.
480 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
482 Backport from 2012-04-24 mainline r186768.
485 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
487 2012-04-24 Richard Guenther <rguenther@suse.de>
489 PR tree-optimization/53085
490 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
493 2012-04-24 Jakub Jelinek <jakub@redhat.com>
496 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
498 (output_addressed_constants): Likewise.
501 * varasm.c (get_section): Don't ICE for section conflicts with
502 built-in section kinds.
504 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
506 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
508 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
510 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
512 2012-04-23 Richard Guenther <rguenther@suse.de>
515 * c-typeck.c (build_binary_op): Fix typo.
517 2012-04-23 Jakub Jelinek <jakub@redhat.com>
519 PR tree-optimizations/52891
520 * tree-vect-patterns.c (adjust_bool_pattern): Use
521 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
522 but with non-standard precision.
524 2012-04-22 Ian Lance Taylor <iant@google.com>
526 * godump.c (go_output_typedef): Dump size of structs.
528 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
530 Backport from mainline:
532 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
533 hints for 'A' operand types.
535 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
537 Backport from 2012-04-19 mainline r186588.
540 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
543 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
545 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
547 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/sync.md (atomic_<code><mode>): Rename to
551 atomic_<logic><mode>.
553 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
555 Backport from mainline
556 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
560 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
561 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
562 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
563 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
564 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
565 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
566 gen_avx2_permvarv8sf.
568 2012-04-16 Martin Jambor <mjambor@suse.cz>
570 Backported from mainline
572 2012-04-13 Martin Jambor <mjambor@suse.cz>
575 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
576 fold_ctor_reference returns a zero constant.
578 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
580 Backported from mainline
581 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
583 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
584 and __ILP32__ for x32.
586 2012-04-13 Tom de Vries <tom@codesourcery.com>
588 Backport from mainline r186418.
590 2012-04-13 Tom de Vries <tom@codesourcery.com>
592 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
593 parameters vuse and vuse_escaped.
594 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
595 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
598 2012-04-13 Richard Guenther <rguenther@suse.de>
600 PR tree-optimization/52969
601 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
602 the condition for the COND_EXPR and handle predicate negation
603 by swapping the COND_EXPR arms.
605 2012-04-13 Richard Guenther <rguenther@suse.de>
608 * convert.c (convert_to_pointer): Remove special-casing of
611 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
613 Backport from mainline
614 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
617 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
618 the list of options to enable the FCFID instruction.
619 (TARGET_EXTRA_BUILTINS): Adjust comment.
621 2012-04-12 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/52943
624 * tree-chrec.h (chrec_is_positive): Remove.
625 * tree-scalar-evolution.c (chrec_is_positive): Move ...
626 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
627 Return false for a constant zero instead of negative.
628 (analyze_siv_subscript_cst_affine): Handle zero difference
629 in the initial condition explicitely.
631 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
634 * varasm.c (process_pending_assemble_externals): Set
635 pending_assemble_externals_processed true.
636 (assemble_external): Call assemble_external_real if the pending
637 assemble externals have been processed.
639 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
642 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
643 the DECL generated for the special GOT helper.
645 2012-04-06 Walter Lee <walt@tilera.com>
647 Backport from mainline
648 2012-03-07 Walter Lee <walt@tilera.com>
650 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
651 REG_CFA_* notes for the stack pointer.
652 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
653 EH_RETURN_STACKADJ_RTX.
654 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
655 generate REG_CFA_* notes for the stack pointer.
656 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
657 by EH_RETURN_STACKADJ_RTX.
659 2012-04-06 Matt Turner <mattst88@gmail.com>
661 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
663 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
665 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
666 of the destination isn't also a FP_REGS register.
668 2012-04-03 Richard Guenther <rguenther@suse.de>
670 Backport from mainline
671 2012-03-02 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/52406
674 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
675 (struct indices): Add unconstrained_base member.
676 (struct dr_alias): Remove unused vops member.
677 (DR_UNCONSTRAINED_BASE): New define.
678 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
679 add indices to allow their disambiguation. Make DR_BASE_OBJECT
680 be an artificial access that covers the whole indexed object,
681 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
682 plain decl base-objects to their MEM_REF variant.
683 (dr_may_alias_p): When the base-object of either data reference
684 has unknown size use only points-to information.
685 (compute_affine_dependence): Make dumps easier to read and
687 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
688 DR_REF when looking for packed references.
689 (vect_supportable_dr_alignment): Likewise.
691 2012-04-03 Richard Guenther <rguenther@suse.de>
693 Backport from mainline
694 2012-03-15 Richard Guenther <rguenther@suse.de>
697 * tree-data-ref.c (subscript_dependence_tester_1): Check
698 all dimensions for non-conflicting access functions.
700 2012-04-03 Richard Guenther <rguenther@suse.de>
702 Backport from mainline
703 2012-03-06 Richard Guenther <rguenther@suse.de>
706 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
708 2012-03-23 Richard Guenther <rguenther@suse.de>
710 PR tree-optimization/52678
711 * tree-vectorizer.h (struct _stmt_vec_info): Add
712 loop_phi_evolution_part member.
713 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
714 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
715 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
716 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
717 Use the cached evolution part and the PHI nodes value from
718 the loop preheader edge instead of re-analyzing the evolution.
720 2012-03-26 Richard Guenther <rguenther@suse.de>
722 PR tree-optimization/52701
723 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
724 compute and set the evolution part of PHI nodes.
726 2012-03-30 Richard Guenther <rguenther@suse.de>
728 PR tree-optimization/52754
729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
730 propagate arbitrary addresses into really plain dereferences.
732 2012-04-03 Jakub Jelinek <jakub@redhat.com>
734 PR tree-optimization/52835
735 * tree-data-ref.c (build_rdg): Return NULL if
736 compute_data_dependences_for_loop failed.
738 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
740 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
741 (stmt_can_make_abnormal_goto): Use it.
742 (is_ctrl_altering_stmt): Likewise.
744 2012-03-31 Martin Jambor <mjambor@suse.cz>
746 Backported from mainline
747 2012-03-30 Martin Jambor <mjambor@suse.cz>
749 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
750 is a builtin_stack_save in a dominating BB.
752 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
755 crossing 128bit lane boundary.
757 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
759 Backported from mainline
760 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
765 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
766 * config/i386/i386.c: Include reload.h.
767 (ix86_legitimize_reload_address): New function.
769 2012-03-28 Martin Jambor <mjambor@suse.cz>
771 Backported from mainline
772 2012-03-27 Martin Jambor <mjambor@suse.cz>
775 * tree-sra.c (sra_modify_assign): Do not call
776 load_assign_lhs_subreplacements when working with an unscalarizable
779 2012-03-28 Jakub Jelinek <jakub@redhat.com>
782 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
783 __builtin_va_start to __builtin_next_arg if the latter is
784 builtin_decl_explicit_p rather than when it is not.
787 * tree-vect-generic.c (vector_element): Perform multiplication
788 for pos in bitsizetype type instead of idx type.
790 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
792 Backport from 2012-03-28 mainline r185910.
795 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
796 (avr_builtin_decl): New static function.
797 (struct avr_builtin_description, avr_bdesc): Move up.
798 Add GTY marker. Add field fndecl. Remove redundant field id.
799 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
800 (avr_expand_builtin): Code cleanup because .id is removed.
802 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
805 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
808 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
810 Backport from 2012-03-28 mainline r185907.
813 * config.gcc (tm_file): Remove avr/multilib.h.
815 * doc/invoke.texi (AVR Options): Adjust
816 documentation of -mtiny-stack.
818 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
819 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
820 * config/avr/t-avr: Remove generation of multilib.h.
821 * config/avr/t-multilib: Regenerate.
822 * config/avr/multilib.h: Remove.
823 * config/avr/avr.opt (-msp8): New option.
824 (avr_sp8): New variable.
825 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
826 * config/avr/avr.h (AVR_HAVE_SPH): New define.
827 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
828 (avr_device_to_sp8): New prototype.
829 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
830 (DRIVER_SELF_SPECS): New define.
831 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
832 __AVR_SP8__, __AVR_HAVE_SPH__.
833 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
834 AVR_HAVE_8BIT_SP to decide if SP_H is present.
835 (avr_file_start): Ditto.
837 2012-03-28 Jakub Jelinek <jakub@redhat.com>
840 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
841 instead of 8 in adjust_address.
843 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
845 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
846 of a unit before computing the offset in units.
848 2012-03-27 Richard Guenther <rguenther@suse.de>
851 * fold-const.c (try_move_mult_to_index): Handle &x.array more
854 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
857 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
859 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
862 * varasm.c: Include pointer-set.h.
863 (pending_assemble_externals_set): New pointer set.
864 (process_pending_assemble_externals): Destroy the pointer set.
865 (assemble_external): See if decl is in pending_assemble_externals_set,
866 and add it to pending_assemble_externals if necessary.
867 (init_varasm_once): Allocate pending_assemble_externals_set.
869 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
871 Backported from mainline
872 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
875 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
876 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
877 (vector_ltgt<mode>): Likewise.
878 (vector_ordered<mode>): Likewise.
879 (vector_unordered<mode>): Likewise.
880 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
882 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
884 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
887 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
889 Backported from mainline
890 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
894 * config/sh/sh.c (sh_register_move_cost): Increase cost between
895 GENERAL_REGS and FP_REGS for SImode.
897 2012-03-22 Jakub Jelinek <jakub@redhat.com>
900 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
901 on any new_local_var_chain vars declared during recursing on
902 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
904 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
906 Backport from 2012-03-22 mainline r185692.
909 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
910 (unspecv): Add UNSPECV_MEMORY_BARRIER.
911 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
912 (delay_cycles_1, delay_cycles_2): Ditto.
913 (delay_cycles_3, delay_cycles_4): Ditto.
914 (nopv, *nopv): Ditto.
915 (sleep, *sleep): Ditto.
918 Backport from 2012-03-21 mainline r185605.
920 PR rtl-optimization/52543
922 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
923 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
924 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
925 (avr_load_libgcc_p): Restrict to __flash loads.
926 (avr_out_lpm): Only handle 1-byte loads from __flash.
927 (avr_load_lpm): New function.
928 (avr_find_unused_d_reg): Remove.
929 (avr_out_lpm_no_lpmx): Remove.
930 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
931 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
932 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
933 (load_<mode>, load_<mode>_clobber): New insns.
934 (mov<mode>): For multi-byte move from non-generic
935 16-bit address spaces: Expand to load_<mode> resp.
937 (load<mode>_libgcc): Remove expander.
938 (split-lpmx): Remove split.
940 Backport from 2012-03-13 mainline r185329.
943 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
944 offset (size) to a value the insns can deal with.
945 (expand_epilogue): Ditto.
947 Backport from 2012-03-12 mainline r185256.
950 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
951 type from reg_class_t to enum reg_class.
952 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
954 Backport from 2012-03-12 mainline r185253.
957 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
958 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
959 r184615 from 2012-02-28.
961 Backport from 2012-03-08 mainline r185105.
963 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
964 for constants in [-63,63].
966 Backport from 2012-03-08 mainline r185100.
969 * config/avr/avr.c (avr_mem_clobber): New static function.
970 (avr_expand_delay_cycles): Add memory clobber operand to
971 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
972 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
973 (enable_interrupt, disable_interrupt): New expander.
974 (nopv, sleep, wdr): New expanders.
975 (delay_cycles_1): Add memory clobber.
976 (delay_cycles_2): Add memory clobber.
977 (delay_cycles_3): Add memory clobber.
978 (delay_cycles_4): Add memory clobber.
979 (cli_sei): New insn from former "enable_interrupt",
980 "disable_interrupt" with memory clobber.
981 (*wdt): New insn from former "wdt" with memory clobber.
982 (*nopv): Similar, but for "nopv".
983 (*sleep): Similar, but for "sleep".
985 Backport from 2012-03-07 mainline r185043.
988 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
990 Backport from 2012-03-07 mainline r185032.
993 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
994 to: RAMPZ, RAMPY, RAMPX, RAMPD.
995 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
997 Backport from 2012-03-07 mainline r185031.
1000 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1002 * config/avr/avr.md (xload_8): Adjust insn length.
1004 Backport from 2012-03-07 mainline r185030.
1007 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1008 if RAMPZ affects reading from RAM.
1010 Backport from 2012-03-05 mainline r184919.
1012 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1014 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1016 Backport from mainline r185259.
1019 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1020 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1022 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1024 Backported from mainline
1025 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1028 * c-parser.c (c_parser_postfix_expression)
1029 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1031 * config/i386/smmintrin.h: Avoid /* within a comment.
1032 * config/i386/nmmintrin.h: Likewise.
1034 2012-03-22 Richard Guenther <rguenther@suse.de>
1036 * BASE-VER: Set to 4.7.1.
1037 * DEV-PHASE: Set to prerelease.
1039 2012-03-22 Release Manager
1041 * GCC 4.7.0 released.
1043 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1045 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1047 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1048 Andrew Pinski <apinski@cavium.com>
1051 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1052 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1053 calls instead of __builtin_ir{int,ound}*.
1055 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1058 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1061 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1063 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1064 Refer to GCC 4.7 version of c99status.html.
1066 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1068 Backport from mainline
1069 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1071 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1072 redefine to be NULL if the current bit-size is different from the
1073 configured bit-size.
1075 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1076 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1077 set the default tuning. Add asserts to make sure the cpu and tune
1078 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1079 test whether the index is set, instead of > 0.
1080 (rs6000_file_start): Do not reset the default cpu if the current
1081 bit-size is different from the configured bit-size.
1083 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1085 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1087 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1088 Update binutils references.
1089 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1090 Update binutils reference.
1091 Update Sun as/GNU ld caveat.
1092 Document binutils largefile requirement for LTO plugin.
1093 Remove reference to alternate libpthread.
1095 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1097 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1099 (Specific, mips-sgi-irix6): Likewise.
1101 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1103 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1104 * configure: Regenerate.
1106 2012-03-07 Richard Henderson <rth@redhat.com>
1108 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1109 * config/m68k/sync.md (atomic_test_and_set): Use it.
1110 (atomic_test_and_set_1): Likewise.
1112 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1115 * Makefile.in: Let install-gcc-ar depend on installdirs,
1116 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1117 Don't double canonicalize if cross-compiling.
1119 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1121 * trans-mem.c: New typedef for tm_region_p.
1122 Define vector types for tm_region_p.
1123 (tm_region_init): Replace region_worklist to a vector called
1126 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1129 * trans-mem.c (tm_region_init): Use last_basic_block.
1131 2012-03-05 Richard Henderson <rth@redhat.com>
1134 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1135 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1136 BIGGEST_ALIGNMENT is aligned.
1138 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1140 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1142 2012-03-05 Richard Henderson <rth@redhat.com>
1145 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1146 instead of calling negqi2 directly.
1148 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1150 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1151 (INTMAX_TYPE): Use it.
1152 (UINTMAX_TYPE): Likewise.
1153 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1154 (irix6_c_common_override_options): Declare.
1155 (C_COMMON_OVERRIDE_OPTIONS): Define.
1156 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1157 * config/mips/irix6-c.c: New file.
1158 * config/mips/t-irix6 (irix6-c.o): New target.
1159 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1162 2012-03-02 Richard Henderson <rth@redhat.com>
1164 * optabs.c (expand_atomic_test_and_set): Honor
1165 atomic_test_and_set_trueval even when atomic_test_and_set
1166 optab is not in use.
1168 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1170 Backport from mainline
1171 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1173 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1175 2012-03-02 Richard Guenther <rguenther@suse.de>
1177 * DEV-PHASE: Set to prerelease.
1179 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1181 * config.gcc (obsolete): Add all ARM targets using the FPA.
1182 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1183 * doc/install.texi: Avoid references to obsolete ARM ports.
1185 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1187 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1189 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1190 Joern Rennecke <joern.rennecke@embecosm.com>
1192 * doc/extend.texi: Expand and update information on interrupt
1193 attribute for Epiphany.
1195 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1197 * config/sh/sh-protos.h: Update copyright notice dates.
1198 * config/sh/sh.h: Likewise.
1199 * config/sh/sh.md: Likewise.
1200 * config/sh/constraints.md: Likewise.
1201 * config/sh/predicates.md: Likewise.
1203 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1205 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1206 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1208 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1210 * config/sh/constraints.md: Fix comment typo.
1212 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1215 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1216 unsigned HOST_WIDE_INT.
1217 (zvdep_imm64): Likewise.
1218 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1219 (vdepi_and): Likewise.
1220 Likewise for unamed 64-bit patterns.
1221 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1223 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1226 PR rtl-optimization/52417
1227 * cselib.c (cselib_any_perm_equivs): New variable.
1228 (cselib_reset_table): Check that it's not set when not
1229 preserving constants.
1230 (cselib_add_permanent_equiv): Set it.
1231 (cselib_have_permanent_equivalences): New.
1232 (cselib_init, cselib_finish): Reset it.
1233 * cselib.h (cselib_have_permanent_equivalences): Declare.
1234 * alias.c (get_addr): Restore earlier behavior when there
1235 aren't permanent equivalences.
1237 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1239 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1240 * config/v850/v850-modes.def: Fix copyright notice.
1242 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1244 * doc/extend.texi (AVR Built-in Functions): Document
1245 __builtin_avr_flash_segment.
1247 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1248 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1249 (*split.flash_segment): New insn-and-split.
1250 * config/avr/avr.c (avr_init_builtins): Add local variables:
1251 const_memx_void_node, const_memx_ptr_type_node,
1252 char_ftype_const_memx_ptr.
1254 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1256 PR tree-optimization/52445
1257 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1258 add ssa_name_ver, offset and size fields and change store field
1260 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1261 (add_or_mark_expr): Likewise. Only consider previous stores
1262 with the same size and offset.
1263 (nt_init_block): Only look at gimple_assign_single_p stmts,
1264 doesn't look at rhs2.
1266 2012-03-01 Richard Guenther <rguenther@suse.de>
1269 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1270 conversions from integral types to pointer types.
1272 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1274 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1275 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1276 unintentionally removed in r184616.
1278 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1280 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1283 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1284 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1288 alternatives, add "e" constraint to the new last alternative
1289 and ! to last 3 alternatives.
1291 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1293 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1294 DW_AT_artificial attributes at the end of the processing.
1295 (gen_array_type_die): Likewise.
1296 (gen_enumeration_type_die): Likewise.
1297 (gen_struct_or_union_type_die): Likewise.
1298 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1301 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1304 * expr.c (expand_assignment): If doing misaligned store that doesn't
1305 cover all mode bits, perform a RMW cycle.
1307 PR tree-optimization/52429
1308 * tree-parloops.c (separate_decls_in_region_debug): Return early
1309 if var is LABEL_DECL.
1311 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1313 PR tree-optimization/52424
1314 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1315 calling dom_thread_across_edge.
1317 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1319 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1321 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1323 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1324 * config/avr/avr.c (avr_output_bld): Remove unused function.
1325 (avr_out_sbxx_branch): Use "%T" to print bit position.
1327 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1329 * config/avr/avr.md: Untabify.
1331 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1333 * config/avr/avr.md (eqne): New code iterator.
1334 (*dec-and-branchsi): Use it in text peephole's condition.
1335 (*dec-and-branchhi): Ditto.
1336 (*dec-and-branchqi): Ditto.
1338 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1341 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1342 the device does not have the skip-bug.
1344 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1346 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1347 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1348 -mpretend-cmove): New.
1350 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1353 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1354 doesn't count DEBUG_INSN refs.
1355 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1356 for DEBUG_INSN refs.
1358 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1362 2012-02-20 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/52298
1364 * tree-vect-stmts.c (vectorizable_load): Properly use
1365 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1368 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1371 * gimple.h (gimple_in_transaction): New.
1372 (gimple_set_in_transaction): New.
1373 (struct gimple_statement_base): Add in_transaction field.
1374 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1376 (tree_ssa_lim_initialize): Compute transaction bits.
1377 * tree.h (compute_transaction_bits): Protoize.
1378 * trans-mem.c (tm_region_init): Use the heap to store BB
1380 (compute_transaction_bits): New.
1382 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1384 * gcc.c (display_help): Document --help=common and sort entries
1387 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1389 * doc/install.texi: Document check-$LANG specific shortcuts
1391 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1394 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1396 * config/arm/arm_neon.h: Regenerate.
1397 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1398 (neon_vcgeu): New insn.
1399 (neon_vcgtu): Likewise.
1400 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1401 (ops): Unsigned comparison intrinsics call a different
1404 2012-02-28 Richard Guenther <rguenther@suse.de>
1407 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1408 ordering for the VEC_CONCAT for two element vectors for
1409 V2SFmode, V2SImode and V2DImode.
1411 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1414 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1415 detecting big-endian triplets.
1417 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1419 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1420 mode if there is no type information available.
1422 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1424 PR tree-optimization/53207
1425 * doc/invoke.texi: Document as experimental and relying on graphite.
1427 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1429 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1430 of initializer to changes from r184614.
1432 2012-02-28 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/52395
1435 * tree-sra.c (build_ref_for_offset): Also look at the base
1436 TYPE_ALIGN when figuring out the alignment of the replacement.
1438 2012-02-28 Richard Guenther <rguenther@suse.de>
1440 PR tree-optimization/52402
1441 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1442 mis-aligned types when creating the accesses at the call site.
1444 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1446 * config/avr/builtins.def: New file.
1447 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1448 * config/avr/avr.c (enum avr_builtin_id): Use it.
1449 (avr_init_builtins): Use it. And use avr_bdesc.
1450 (bdesc_1arg): Remove.
1451 (bdesc_2arg): Remove.
1452 (bdesc_3arg): Remove.
1453 (struct avr_builtin_description): Add field n_args.
1454 (avr_bdesc): New static variable using builtins.def.
1455 (avr_expand_builtin): Use it.
1456 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1457 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1458 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1460 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1463 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1464 match only one single hard register with respective hard reg rtx.
1465 (movmemx_<mode>): Ditto.
1466 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1467 insn anatomy of movmem[x]_<mode>.
1468 (avr_out_movmem): Same for printing assembler and operand usage.
1470 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1474 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1475 address spaces located outside of device flash.
1477 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1478 (mcu_type_s): Add field n_flash.
1479 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1480 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1481 (AVR_MCU): Add N_FLASH argument.
1482 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1483 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1484 macro __FLASH<n> if that address space makes sense for the device.
1485 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1486 outside of target flash.
1487 (avr_asm_named_section): Ditto.
1488 (avr_asm_select_section): Ditto.
1489 (avr_addr_space_convert): Ditto.
1490 (avr_emit_movmemhi): Ditto.
1491 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1492 address space is outside of device flash.
1493 (avr_insert_attributes): Ditto.
1494 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1495 avr_current_arch->n_segments.
1497 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1500 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1502 (*movabs<mode>_2): Likewise.
1504 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1507 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1508 s_register_operand in the test instead of REG_P. Don't call
1509 gen_reg_rtx if it won't be used.
1511 PR tree-optimization/52376
1512 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1514 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1516 * ifcvt.c (noce_get_condition): Check condition variable is not
1517 small_register_classes_for_mode_p before accepting.
1519 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1523 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1526 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1527 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1529 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1531 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1533 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1535 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1537 * config/sh/predicates.md: Remove blank lines.
1538 * config/sh/sh.c: Fix typos in comments.
1539 * config/sh/constraints.md: Likewise.
1540 * config/sh/sh.md: Remove blank lines.
1541 Fix typos in comments. Use ;; as comment characters.
1543 2012-02-26 Walter Lee <walt@tilera.com>
1545 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1546 (replace_mov_pcrel_step2): Ditto.
1548 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1551 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1552 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1553 and locs that reference values newer than the non-canonical value
1554 at hand. Return the canonical value as a worst case.
1555 (memrefs_conflict_p): Walk canonical value's locs.
1558 * cselib.c (preserve_only_constants): Rename to...
1559 (preserve_constants_and_equivs): ... this. Split out...
1560 (invariant_or_equiv_p): ... this. Preserve plus expressions
1561 of other preserved expressions too.
1562 (cselib_reset_table): Adjust.
1563 * var-tracking.c (reverse_op): Use canonical value to build
1566 2012-02-23 Kai Tietz <ktietz@redhat.com>
1568 * config/i386/i386.c (ix86_delegitimize_address): Handle
1569 UNSPEC_PCREL plus displacement.
1571 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1574 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1575 to test for unusedness in st X addressing.
1577 2012-02-24 Richard Guenther <rguenther@suse.de>
1580 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1581 (is_gimple_reg_type): Move inline ...
1582 * gimple.h (is_gimple_reg_type): ... here.
1584 2012-02-24 Richard Guenther <rguenther@suse.de>
1587 * passes.c (execute_function_todo): When verifying SSA form
1588 verify gimple form first.
1589 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1591 2012-02-24 Richard Guenther <rguenther@suse.de>
1594 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1595 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1597 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1599 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1601 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1603 * tree-phinodes.c (make_phi_node): Mark static.
1604 * tree-flow.h (make_phi_node): Remove extern decl.
1605 * doc/gimple.texi (make_phi_node): Remove documentation.
1607 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1609 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1610 * tree-ssa-sccvn.c (print_scc): Ditto.
1612 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1614 * doc/passes.texi (Full redundancy elimination): Fix typo.
1616 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1618 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1620 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1623 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1625 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1628 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1630 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1632 * config/avr/avr.md (code_stdname): Add ior, xor.
1633 (xior): New code iterator.
1634 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1635 (*<code_stdname><mode>qi.byte1-3): Ditto.
1637 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1639 PR tree-optimization/52019
1640 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1643 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1645 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1646 HAVE_INITFINI_ARRAY to work around namespace pollution in
1647 certain versions of newlib system headers.
1648 * config.in: Regenerate.
1649 * configure: Regenerate.
1650 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1651 instead of HAVE_INITFINI_ARRAY.
1653 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1656 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1657 is not offsettable memory reference.
1659 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1662 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1663 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1665 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1667 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1668 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1670 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1672 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1673 library on Solaris 8 even without TLS support.
1674 * configure: Regenerate.
1676 2012-02-22 Richard Guenther <rguenther@suse.de>
1679 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1680 for GIMPLE_DEBUG stmts.
1682 2012-02-22 Martin Jambor <mjambor@suse.cz>
1685 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1686 according to the base object.
1688 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1690 PR rtl-optimization/50063
1691 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1692 and 2 (8-bit SP) in operand 2.
1693 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1694 setup to use movhi_sp_r instead of vanilla move to write SP.
1695 Adjust REG_CFA notes to superseed unspec.
1696 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1698 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1699 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1700 irq_state 1 (IRQ known to be on) here.
1702 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1704 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1706 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1707 assign_hard_reg): Likewise.
1709 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1711 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1713 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1716 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1717 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1719 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1721 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1722 prototype from here to...
1723 * config/avr/avr.h: ...here.
1725 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1728 * thumb2.md (thumb2_shiftsi3_short): Split register and
1729 immediate shifts. For register shifts tie operands 0 and 1.
1730 (peephole2 for above): Check that register-controlled shifts
1731 have suitably tied operands.
1733 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1736 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1737 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1738 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1739 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1740 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1741 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1742 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1743 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1744 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1745 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1746 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1747 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1748 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1749 bdver1_ssevector_avx256_unaligned_load,
1750 bdver1_ssevector_sse128_unaligned_load,
1751 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1752 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1753 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1754 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1755 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1756 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1757 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1758 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1759 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1760 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1761 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1762 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1763 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1764 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1765 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1766 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1767 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1768 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1769 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1770 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1771 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1772 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1773 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1774 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1775 bdver1_ssediv_double_load, bdver1_ssediv_double,
1776 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1777 Add "bdver2" attribute.
1779 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1781 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1782 default if possible and not specified otherwise.
1784 2012-02-21 Richard Guenther <rguenther@suse.de>
1787 * gimplify.c (create_tmp_from_val): Use the main variant type
1788 for the type of the temporary we create.
1790 2012-02-21 Richard Guenther <rguenther@suse.de>
1792 PR tree-optimization/52324
1793 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1794 do not gimplify a MEM_REF address operand if it is already
1797 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1799 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1800 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1802 2012-02-21 Richard Guenther <rguenther@suse.de>
1804 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1805 nested_in_vect_loop.
1807 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1809 PR tree-optimization/52318
1810 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1811 vdef also to non-pure/const call stmts in the sequence.
1813 2012-02-20 David S. Miller <davem@davemloft.net>
1815 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1816 don't use the "rd %pc" instruction on v9 for PIC register loads.
1818 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1821 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1822 in a transaction safe function.
1824 2012-02-20 Kai Tietz <ktietz@redhat.com>
1827 * stor-layout.c (place_field): Handle desired_align for
1830 2012-02-20 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/52298
1833 * tree-vect-stmts.c (vectorizable_store): Properly use
1834 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1836 (vectorizable_load): Likewise.
1837 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1838 Access DR_STEP after ensuring it is not NULL.
1840 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1842 PR tree-optimization/52286
1843 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1844 optimization use double_int_to_tree instead of build_int_cst_wide,
1845 rewrite to use double_int vars.
1847 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1850 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1852 Remove -e 0 from $gcc_cv_ld invocation.
1853 Only use __GLIBC_PREREQ if defined.
1854 Enable on Solaris since Solaris 8 patch.
1855 (gcc_SUN_LD_VERSION): New macro.
1856 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1857 gcc_SUN_LD_VERSION for version number format.
1858 * configure: Regenerate.
1859 * varasm.c (get_elf_initfini_array_priority_section): Set
1860 SECTION_NOTYPE for non-default priority.
1861 Use get_section instead of get_unnamed_section to emit
1862 .init_array/.fini_array with default priority.
1864 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1866 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1867 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1868 (mips_start_unique_function, mips_output_mips16_rdhwr)
1869 (mips_code_end): New functions.
1870 (TARGET_ASM_CODE_END): Define.
1872 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1874 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1875 to stubs with non-sibling calls.
1877 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1879 * doc/invoke.texi (-fira-* options): Copy-edit.
1880 (ira-* parameters): Copy-edit.
1882 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1884 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1885 GCC coding conventions.
1887 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1889 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1890 when used as adjectives.
1892 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1894 * doc/invoke.texi: Clean up "that"/"which" confusion.
1896 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1898 * system.h: Poison SMALL_REGISTER_CLASSES
1899 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1900 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1902 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1904 PR tree-optimization/52285
1905 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1906 when deciding if a call is a tail call or tail recursion.
1908 2012-02-16 Kai Tietz <ktietz@redhat.com>
1910 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1911 interger-constant displacement for UNSPEC_PCREL.
1913 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1915 PR rtl-optimization/52208
1916 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1917 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1919 PR tree-optimization/52255
1920 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1921 loop->header has virtual PHI, but exit_e->dest doesn't, add
1922 virtual PHI to exit_e->dest and adjust all uses after the loop.
1925 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1926 children with clone_tree_hash, not after it.
1928 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1930 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1931 extended identifiers.
1933 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1936 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1937 a same_body_alias, also test whether e->callee isn't a former
1938 or current clone of the decl this is a same body alias of.
1940 PR translation/52264
1941 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1943 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1945 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1947 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1950 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1951 force_reg instead of copy_to_reg for better optimization. Force
1952 non-register or memory operands into a register.
1954 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1956 * extend.texi: Reserve upper bits of memory model for future use.
1958 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1959 Anatoly Sokolov <aesok@post.ru>
1960 Eric Weddington <eric.weddington@atmel.com>
1963 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1964 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1965 Rewrite initializers for .macro.
1966 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1967 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1968 atxmega32d4, atxmega32x1.
1969 avrxmega4: atxmega64a3, atxmega64d3.
1970 avrxmega5: atxmega64a1, atxmega64a1u.
1971 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1972 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1973 avrxmega7: atxmega128a1, atxmega128a1u.
1974 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1975 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1976 (struct base_arch_s): Rename reserved to xmega_p.
1977 Rename reserved2 to have_rampd.
1978 (AVR_XMEGA): New define.
1979 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1980 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1981 * config/avr/predicates.md (io_address_operand): Take into
1983 (low_io_address_operand): Ditto.
1984 (high_io_address_operand): Ditto.
1985 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1986 (enabled, movhi_sp_r): Use them.
1987 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1988 cpp_define_formatted to built-in define __AVR_ARCH__.
1989 (__AVR_XMEGA__): New built-in define.
1990 (__AVR_HAVE_RAMPD__): New built-in define.
1991 (__AVR_HAVE_RAMPX__): New built-in define.
1992 (__AVR_HAVE_RAMPY__): New built-in define.
1993 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1995 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1996 (avr_option_override): Initialize them.
1997 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1998 (avr_init_expanders): Initialize them. No more block several calls.
1999 (emit_push_sfr): New static function.
2000 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2002 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2003 (avr_print_operand): Print addreeses as symbols for
2004 RAMPX, RAMPY, RAMPD, CCP.
2005 (output_movhi): Handle AVR_XMEGA when writing to SP.
2006 (avr_out_movhi_mr_r_xmega): New static function.
2007 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2008 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2009 __RAMPD__, __CCP__ as needed.
2011 * config/avr/multilib.h: Regenerate.
2012 * config/avr/t-multilib: Regenerate.
2013 * config/avr/avr-tables.opt: Regenerate.
2015 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2017 PR tree-optimization/50561
2018 * graphite-flattening.c (lst_project_loop): Do not
2019 remove old scattering dimensions after flattening.
2020 (lst_do_flatten): Likewise.
2022 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2024 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2025 __builtin_avr_map8, __builtin_avr_map16.
2026 Document __builtin_avr_insert_bits.
2028 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2029 (insert_bits): New insn.
2030 (adjust_len.map_bits): Rename to insert_bits.
2031 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2032 * avr-protos.h (avr_out_map_bits): Remove.
2033 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2034 * config/avr/constraints.md (Cxf,C0f): New.
2035 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2036 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2037 New built-in define __BUILTIN_AVR_INSERT_BITS.
2038 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2039 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2040 (avr_move_bits): Rewrite.
2041 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2043 (avr_map_op_t): New typedef.
2044 (avr_map_op): New static variable.
2045 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2046 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2047 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2048 (bdesc_3arg, avr_expand_triop_builtin): New.
2049 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2050 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2051 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2052 (avr_map_equal_p, avr_map_sig_p): Remove.
2053 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2054 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2055 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2056 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2057 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2058 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2060 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2062 * config/c6x/c6x.md (reserve_cycles): New attribute.
2063 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2064 don't reserve functional units after the branch occurs.
2066 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2069 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2070 functions into non-tm_pure functions.
2072 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2075 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2076 (iterative_hash_canonical_type): Likewise.
2077 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2080 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2082 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2083 sched-group insn, it either remains alone or the entire list is pruned.
2085 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2087 * doc/install.texi (Prerequisites): Fix grammar.
2088 (Configuration): Likewise.
2090 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2092 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2093 MPC as part of GCC before describing configuring with --with-gmp etc.
2094 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2095 sources are present.
2097 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2100 * dwarf2out.c (clone_tree_hash): New function.
2101 (copy_decls_walk): Use it instead of clone_tree.
2103 2012-02-14 Richard Guenther <rguenther@suse.de>
2105 PR tree-optimization/52244
2106 PR tree-optimization/51528
2107 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2108 replacements for integral types.
2110 2012-02-14 Walter Lee <walt@tilera.com>
2112 * config.gcc: Handle tilegx and tilepro.
2113 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2115 Add HAVE_AS_TLS check for tilegx and tilepro.
2116 * configure: Regenerate.
2117 * doc/contrib.texi: Add Mat Hostetter and self.
2118 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2119 Document instruction intrinsics and network accessing intrinsics.
2120 (TILEPro Built-in Functions): New node. Document instruction
2121 intrinsics and network accessing intrinsics.
2122 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2123 (Specific, tilepro-*-linux*): Likewise.
2124 * doc/invoke.texi (TILE-Gx Options): New section.
2125 (TILEPro Options): New section.
2126 * doc/md.texi (TILE-Gx): New section.
2127 (TILEPro): New section.
2128 * common/config/tilegx/tilegx-common.c: New file.
2129 * common/config/tilepro/tilepro-common.c: New file.
2130 * config/tilegx/constraints.md: New file.
2131 * config/tilegx/linux.h: New file.
2132 * config/tilegx/mul-tables.c: New file.
2133 * config/tilegx/predicates.md: New file.
2134 * config/tilegx/sync.md: New file.
2135 * config/tilegx/t-tilegx: New file.
2136 * config/tilegx/tilegx-builtins.h: New file.
2137 * config/tilegx/tilegx-c.c: New file.
2138 * config/tilegx/tilegx-generic.md: New file.
2139 * config/tilegx/tilegx-modes.def: New file.
2140 * config/tilegx/tilegx-multiply.h: New file.
2141 * config/tilegx/tilegx-protos.h: New file.
2142 * config/tilegx/tilegx.c: New file.
2143 * config/tilegx/tilegx.h: New file.
2144 * config/tilegx/tilegx.md: New file.
2145 * config/tilegx/tilegx.opt: New file.
2146 * config/tilepro/constraints.md: New file.
2147 * config/tilepro/gen-mul-tables.cc: New file.
2148 * config/tilepro/linux.h: New file.
2149 * config/tilepro/mul-tables.c: New file.
2150 * config/tilepro/predicates.md: New file.
2151 * config/tilepro/t-tilepro: New file.
2152 * config/tilepro/tilepro-builtins.h: New file.
2153 * config/tilepro/tilepro-c.c: New file.
2154 * config/tilepro/tilepro-generic.md: New file.
2155 * config/tilepro/tilepro-modes.def: New file.
2156 * config/tilepro/tilepro-multiply.h: New file.
2157 * config/tilepro/tilepro-protos.h: New file.
2158 * config/tilepro/tilepro.c: New file.
2159 * config/tilepro/tilepro.h: New file.
2160 * config/tilepro/tilepro.md: New file.
2161 * config/tilepro/tilepro.opt: New file.
2163 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2165 PR tree-optimization/52210
2166 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2167 vect_model_simple_cost with two entry vect_def_type array instead
2168 of an address of dt.
2170 2012-02-14 Richard Guenther <rguenther@suse.de>
2173 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2174 Do not stream DECL_QUALIFIER.
2175 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2176 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2177 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2179 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2182 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2185 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2188 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2189 * cselib.c (cselib_subst_to_values_from_insn): New function.
2190 * sched-deps.c (add_insn_mem_dependence,
2191 sched_analyze_1, sched_analyze_2): Use it.
2193 2012-02-13 Jan Hubicka <jh@suse.cz>
2196 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2198 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2200 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2201 (GTM_SELF_SPECS): Define if not already defined.
2202 (driver_self_specs): Add GTM_SELF_SPECS.
2203 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2204 (GTM_SELF_SPECS): Define.
2205 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2206 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2208 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2210 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2213 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2216 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2217 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2219 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2222 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2224 2012-02-13 Richard Guenther <rguenther@suse.de>
2226 PR translation/52211
2227 * passes.c (enable_disable_pass): Fix typo.
2229 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2232 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2233 XOR for reduce_bit_field if type is unsigned.
2235 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2237 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2238 disallow changes from SFmode to mode with different size in FP regs.
2240 2012-02-12 Robert Millan <rmh@gnu.org>
2241 Gerald Pfeifer <gerald@pfeifer.com>
2243 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2246 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2248 PR rtl-optimization/52175
2249 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2250 to frame-related instructions.
2252 2012-02-10 Jason Merrill <jason@redhat.com>
2255 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2256 (demangle_new_symbols): Fill it.
2257 (scan_linker_output): Walk it.
2258 (start_tweaking): Split out from scan_linker_output.
2259 (maybe_tweak): Update sym->chosen.
2260 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2262 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2265 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2267 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2269 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2270 having the same mode as previous compare.
2272 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2274 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2275 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2276 (nonlocal_goto_internal): Likewise.
2277 (nonlocal_goto): Emit a use and an indirect jump directly.
2279 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2282 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2283 __atomic_{is,always}_lock_free.
2285 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2288 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2289 negative constant address for x32.
2291 2012-02-10 Richard Henderson <rth@redhat.com>
2293 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2294 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2295 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2297 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2298 Ira Rosen <irar@il.ibm.com>
2300 PR tree-optimization/50031
2301 * targhooks.c (default_builtin_vectorization_cost): Handle
2303 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2304 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2305 all types of reduction and pattern statements.
2306 (vect_estimate_min_profitable_iters): Likewise.
2307 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2308 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2309 for explicit realigns.
2310 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2311 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2313 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2314 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2315 vec_perm for VSX and handle vec_promote_demote.
2317 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2320 * builtins.c (fold_builtin_atomic_always_lock_free,
2321 expand_builtin_atomic_always_lock_free,
2322 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2323 Return and/or test boolean_true_node/boolean_false_node instead of
2324 integer_one_node/integer_zero_node.
2326 2012-02-10 Jan Hubicka <jh@suse.cz>
2329 * predict.c (predict_paths_for_bb): Prevent looping.
2330 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2332 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2334 * config/arm/arm.c (output_move_double): In one case properly
2335 count number of instructions that will be emitted.
2337 2012-02-10 Richard Guenther <rguenther@suse.de>
2339 PR translation/52193
2340 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2342 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2345 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2347 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2350 * var-tracking.c (emit_note_insn_var_location): If
2351 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2352 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2353 non-NOTE_DURING_CALL_P insn.
2355 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2358 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2360 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2363 * gcc.c (switch_matches) Support switches with separated form,
2366 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2368 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2370 (RAMPZ_ADDR): Ditto.
2371 * config/avr/avr.c (avr_addr_t): New typedef.
2372 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2373 (avr_init_expanders): Initialize it.
2374 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2376 (expand_epilogue): Ditto.
2377 (avr_print_operand): Ditto.
2378 (avr_file_start): Ditto.
2379 (avr_emit_movmemhi): Ditto.
2381 2012-02-08 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/46886
2384 * tree-flow.h (do_while_loop_p): Declare.
2385 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2386 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2388 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2390 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2391 always succeed for integers larger than a native word.
2393 2012-02-08 Richard Guenther <rguenther@suse.de>
2395 PR rtl-optimization/52170
2396 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2397 properly handle integer vector modes.
2399 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2401 PR gcov-profile/52150
2402 * coverage.c: Include target.h.
2403 (build_var): Call targetm.strip_name_encoding on the assembler name.
2404 Change one _ into . or $ if the target allows it.
2405 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2407 PR rtl-optimization/52139
2408 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2409 is a BARRIER after emit_insn_after_noloc, move BB_END
2410 to the last non-BARRIER insn before it.
2412 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2415 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2416 (mips_gimplify_va_arg_expr): Call it instead of
2417 std_gimplify_va_arg_expr.
2419 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2421 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2422 message for -mno-pointers-to-nested-function.
2424 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2427 * expr.c (get_inner_reference): If there is an offset, add a negative
2428 bit position to it (if any).
2430 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2432 PR rtl-optimization/52060
2433 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2434 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2435 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2436 and/or i0src_copy2 when needed.
2438 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2440 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2441 or LTOPLUGINSONAME if have_c.
2443 * config/freebsd-spec.h: Add comment about what macros can be defined
2445 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2446 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2449 2012-02-07 Richard Guenther <rguenther@suse.de>
2451 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2452 newline in -alias dumps.
2454 2012-02-07 Kai Tietz <ktietz@redhat.com>
2455 Dave Korn <dave.korn.cygwin@gmail.com>
2458 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2459 Take care that typinfo gets dllexport-attribute.
2461 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2464 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2465 if modifier < EXPAND_SUM call force_operand on the result.
2467 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2469 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2470 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2472 (epiphany_function_type): Replace types for specific interrupts with
2473 EPIPHANY_FUNCTION_INTERRUPT.
2474 (EPIPHANY_INTERRUPT_P): Update.
2475 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2476 New static function.
2477 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2478 <disinterrupt>: Affects type identity.
2479 (epiphany_handle_interrupt_attribute): Handle variable number of
2481 (epiphany_compute_function_type): Update for new
2482 epiphany_function_type definition.
2483 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2484 handlers with a longcall forwarder.
2485 (epiphany_start_function): Handle multiple interrupt arguments and/or
2486 forwarder_section attribute.
2488 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2491 2012-02-07 Alan Modra <amodra@gmail.com>
2494 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2497 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2499 PR tree-optimization/50969
2500 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2501 use vec_perm rather than vector_stmt.
2502 (vect_model_load_cost): Likewise.
2503 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2504 vec_perm to be the same as other vector statements.
2505 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2506 cost of vec_perm for TARGET_VSX.
2508 2012-02-06 Richard Guenther <rguenther@suse.de>
2510 PR tree-optimization/52115
2511 * tree-sra.c (access_has_replacements_p): New function.
2512 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2514 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2517 * trans-mem.c (expand_call_tm): Add an assertion.
2518 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2521 2012-02-06 Richard Guenther <rguenther@suse.de>
2523 PR tree-optimization/50955
2524 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2525 raise cost of expressions that replace an address with an
2526 expression based on a different pointer.
2528 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2531 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2532 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2534 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2537 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2538 -Weffc++ and specify guidelines come from second edition.
2540 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2542 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2543 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2544 (call_direct_split, call_value_split, call_value_internal_direct)
2545 (call_value_direct_split, call_value_multiple_split): Use jal and
2546 jal_macro attributes.
2548 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2550 * reload1.c (reload_regs_reach_end_p): Replace with...
2551 (reload_reg_rtx_reaches_end_p): ...this function.
2552 (new_spill_reg_store): Update commentary.
2553 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2554 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2555 before setting new_spill_reg_store.
2556 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2557 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2558 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2559 for non-spill reload registers.
2561 2012-02-05 Ira Rosen <irar@il.ibm.com>
2563 PR tree-optimization/52091
2564 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2565 (vect_is_simple_use_1): Likewise.
2566 * tree-vect-loop.c (vectorizable_reduction): Update calls
2567 to vect_is_simple_use_1 and vect_is_simple_use.
2568 (vectorizable_live_operation): Likewise.
2569 * tree-vect-patterns.c (widened_name_p,
2570 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2571 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2572 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2573 vectorizable_shift,vectorizable_operation, vectorizable_store,
2574 vectorizable_load): Likewise.
2575 (vect_is_simple_cond): Add an argument, pass it to
2576 vect_is_simple_use_1.
2577 (vectorizable_condition): Update calls to vect_is_simple_cond,
2579 (vect_is_simple_use): Add an argument, the statement in which
2580 OPERAND is used. Check that if OPERAND's def stmt is a double
2581 reduction phi node, the use is a phi node too.
2582 (vect_is_simple_use_1): Add an argument, pass it to
2584 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2585 to vect_is_simple_use.
2587 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2589 PR rtl-optimization/52095
2590 * modulo-sched.c (dump_insn_locator): New function.
2591 (loop_canon_p, sms_schedule): Use it.
2593 PR rtl-optimization/52113
2594 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2595 even for decomposable shift/zext insns.
2597 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2598 Zdenek Dvorak <ook@ucw.cz>
2600 PR rtl-optimization/52092
2601 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2602 on get_iv_value result.
2604 2012-02-02 Andrew Pinski <apinski@cavium.com>
2608 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2610 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2613 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2615 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2617 PR rtl-optimization/49800
2618 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2619 (sched_finish): Call regstat_free_n_sets_and_refs.
2621 2012-02-02 Jia Liu <proljc@gmail.com>
2623 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2626 2012-02-02 Jan Hubicka <jh@suse.cz>
2627 Tom de Vries <tom@codesourcery.com>
2630 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2631 * varpool.c (varpool_analyze_pending_decls): Likewise.
2633 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2634 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2636 * config.gcc: Add cr16-* support.
2638 * doc/extend.texi: Document cr16 extensions.
2639 * doc/install.texi: Document cr16 install.
2640 * doc/invoke.texi: Document cr16 options.
2641 * doc/md.texi: Document cr16 constraints.
2643 * common/config/cr16/cr16-common.c: New file.
2644 * config/cr16/cr16.c: New file.
2645 * config/cr16/cr16.h: New file.
2646 * config/cr16/cr16.md: New file.
2647 * config/cr16/cr16.opt: New file.
2648 * config/cr16/cr16-protos.h: New file.
2649 * config/cr16/predicates.md: New file.
2650 * config/cr16/constraints.md: New file.
2651 * config/cr16/t-cr16: New file.
2653 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2656 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2657 that operands[2] is either immediate, or q_regs_operand.
2659 PR tree-optimization/52073
2660 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2661 a pattern stmt for pattern uses, ignore uses outside of the loop.
2663 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2665 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2666 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2667 (OUT_AS1, OUT_AS2): Remove.
2669 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2671 PR rtl-optimization/51374
2672 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2673 to cross other volatile_refs_p insns.
2675 2012-02-01 Richard Guenther <rguenther@suse.de>
2677 * doc/invoke.texi (fno-inline): Clarify documentation.
2678 (finline-small-functions): Likewise.
2679 (finline-functions): Likewise.
2680 * common.opt (finline): Adjust comment and documentation.
2681 (finline-small-functions): Clarify documentation.
2682 (finline-functions): Likewise.
2683 (finline-functions-called-once): Likewise.
2685 2012-02-01 Tristan Gingold <gingold@adacore.com>
2687 * c-typeck.c (composite_type): Keep mode for pointers.
2689 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2691 * function.h (regno_reg_rtx): Adjust comment.
2692 * reginfo.c (init_reg_modes_target): Only use the previous mode
2693 if it fits within one register. Remove MIPS comment.
2695 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2698 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2700 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2702 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2703 to srak instruction.
2705 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2707 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2709 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2714 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2716 2012-01-31 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/51528
2719 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2722 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2727 * ree.c (add_removable_extension): Change def_map argument
2728 to unsigned *, store in def_map 1 + offset into *insn_list vector
2729 instead of pointers into the vector.
2730 (find_removable_extensions): Adjust caller.
2732 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2734 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2735 Transform all "* quoted-c-code" to { c-code }.
2736 Remove redundant test for "optimize" in combine patterns.
2737 Move (include "avr-dimode.md") to end of file.
2739 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2742 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2743 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2745 2012-01-30 Richard Guenther <rguenther@suse.de>
2747 PR tree-optimization/52028
2748 * tree-loop-distribution.c (ldist_gen): Properly update
2751 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2754 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2755 set_cur_line_info_table if not emitting debug info.
2757 PR tree-optimization/52046
2758 * tree-vect-patterns.c (check_bool_pattern): Give up if
2759 a comparison could throw.
2762 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2764 2012-01-30 Richard Guenther <rguenther@suse.de>
2766 PR tree-optimization/52045
2767 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2768 SSA form if cfgcleanup did anything.
2770 2012-01-30 Richard Guenther <rguenther@suse.de>
2772 PR tree-optimization/52045
2773 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2774 before computing final todo.
2776 2012-01-30 Richard Guenther <rguenther@suse.de>
2778 PR tree-optimization/51528
2779 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2782 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2784 * df-problems.c (df_kill_notes): Check that the use refers
2785 to the note under examination.
2787 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2790 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2791 parameter and use short-lived pseudos.
2792 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2793 (sparc_expand_vector_init): Const-ify local variables and adjust
2794 calls to above functions.
2796 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2798 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2800 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2802 * doc/invoke.texi: Make usage of "compile time" and
2803 "run time"/"runtime" consistent throughout the file.
2805 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2807 * config/alpha/alpha.c (alpha_option_override): Default to
2808 full IEEE compliance mode for Go language.
2810 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2812 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2813 (LINK_SSP_SPEC): Define.
2815 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2818 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2821 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2823 * doc/invoke.texi: Correct hyphenation of "floating point",
2824 "double precision", and related terminology throughout the file.
2826 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2829 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2830 arm_general_register_operand predicate for operand 2 instead of
2833 2012-01-27 Ian Lance Taylor <iant@google.com>
2836 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2837 * builtins.c (expand_builtin_init_trampoline): Add onstack
2838 parameter. Change caller.
2839 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2840 * tree.c (build_common_builtin_nodes): Declare
2841 __builtin_init_heap_trampoline.
2843 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2845 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2846 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2847 * config/avr/avr.c: Ditto.
2848 (avr_regnames): Remove because unused.
2849 * config/avr/avr.md (*cpse.ne): New peephole.
2850 (*cpse.eq): New peephole from former cpse peepholes.
2852 2012-01-27 Michael Eager <eager@eagercon.com>
2854 * config/microblaze.c (microblaze_emit_compare): Correct
2855 test after pcmp instruction.
2857 2012-01-27 Richard Guenther <rguenther@suse.de>
2859 PR tree-optimization/52020
2860 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2862 2012-01-27 Richard Guenther <rguenther@suse.de>
2864 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2865 function non-const/pure.
2867 2012-01-27 Richard Guenther <rguenther@suse.de>
2869 PR tree-optimization/50444
2870 * tree-sra.c (build_ref_for_offset): Properly adjust the
2871 MEM_REF type for unaligned accesses.
2873 2012-01-27 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/50444
2876 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2877 (expand_assignment): Use it. Properly handle misaligned
2878 bases when expanding stores to component references.
2879 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2882 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2885 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2886 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2887 * tree-data-ref.c (find_data_references_in_loop): Make static.
2888 (compute_all_dependences): Change return type to bool. Bail out
2889 for too many datarefs in a loop. Move the hunk resetting the data
2890 dependences vector from ...
2891 (compute_data_dependences_for_loop): ... here. Account for
2892 compute_all_dependences returning false.
2893 (compute_data_dependences_for_bb): Likewise.
2894 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2895 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2897 2012-01-27 Richard Guenther <rguenther@suse.de>
2900 * expr.c (store_field): Use the alias-set of the scratch memory
2903 2012-01-27 Tom de Vries <tom@codesourcery.com>
2905 PR tree-optimization/51990
2906 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2908 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2910 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2913 * var-tracking.c (reverse_op): Don't add any reverse operation
2914 if V already has any constant locations.
2916 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2918 * doc/invoke.texi: Correct usage of "command line" (noun)
2919 vs "command-line" (adjective) throughout.
2921 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2923 * doc/invoke.texi (Language Independent Options): Move
2924 -Wcoverage-mismatch blurb from here....
2925 (Warning Options): ...to here.
2927 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2929 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2930 Set rs6000_always_hint to false for 476.
2932 2012-01-27 Matthias Klose <doko@ubuntu.com>
2934 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2936 * incpath.c (add_standard_paths): Likewise.
2938 2012-01-27 Richard Henderson <rth@redhat.com>
2940 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2941 * config/m68k/sync.md (atomic_test_and_set): Rename from
2942 sync_test_and_setqi and adjust the operands.
2943 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2944 and unconditionally enable.
2946 2012-01-27 Richard Henderson <rth@redhat.com>
2948 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2949 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2950 (ldstub): Rename from ldstubqi.
2951 (ldstub<I24MODE>): Remove.
2953 2012-01-27 Richard Henderson <rth@redhat.com>
2955 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2956 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2957 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2958 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2959 * doc/tm.texi: Rebuild.
2961 2012-01-27 Richard Henderson <rth@redhat.com>
2963 * optabs.c (gen_atomic_test_and_set): Remove default.
2964 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2966 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2968 PR rtl-optimization/51978
2969 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2970 (combine_reaching_defs): Likewise.
2971 (struct re_info): Remove.
2972 (add_removable_extension): Remove x and data arguments,
2973 add insn, insn_list and def_map. Use the arguments directly
2974 instead of using struct re_info.
2975 (find_removable_extensions): Don't call add_removable_extension
2976 through note_stores, instead just call it with single_set
2978 (find_and_remove_re): Pass curr_cand->expr instead of
2979 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2981 2012-01-26 Michael Matz <matz@suse.de>
2983 PR tree-optimization/46590
2984 * cfgexpand.c: Revert last change (r183305).
2985 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2987 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2988 checking for emptiness.
2990 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2993 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2994 non-addressable non-BLKmode base correctly.
2996 2012-01-26 Michael Matz <matz@suse.de>
2998 PR tree-optimization/48794
2999 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3000 regions referenced from RESX/EH_DISPATCH.
3002 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3004 * config/s390/s390.h: Make BRANCH_COST an option.
3005 * config/s390/s390.opt: New option -mbranch-cost.
3007 2012-01-26 Richard Henderson <rth@redhat.com>
3009 Revert 2012-01-24 change:
3010 * trans-mem.c (requires_barrier): Do not instrument thread local
3011 variables and emit save/restore for them.
3013 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3016 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3019 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3021 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3024 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3027 Rename __pgm to __flash.
3028 Rename __pgm1 to __flash1.
3029 Rename __pgm2 to __flash2.
3030 Rename __pgm3 to __flash3.
3031 Rename __pgm4 to __flash4.
3032 Rename __pgm5 to __flash5.
3033 Rename __pgmx to __memx.
3034 * doc/extend.texi (AVR Named Address Spaces)
3035 Rename address space names as indicated above.
3036 * config/avr/avr.c (avr_addrspace): Ditto.
3038 * config/avr/avr-protos.h
3039 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3040 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3041 * config/avr/predicates.md: Ditto.
3042 * config/avr/avr.c Ditto, and
3043 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3044 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3046 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3047 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3048 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3049 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3050 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3051 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3052 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3053 * config/avr/avr.c: Ditto.
3054 * config/avr/avr.md: Ditto.
3056 2012-01-25 Jason Merrill <jason@redhat.com>
3059 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3061 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3063 PR tree-optimization/51987
3064 * tree-data-ref.c (get_references_in_stmt): Handle references in
3065 non-volatile GIMPLE_ASM.
3067 2012-01-25 Richard Guenther <rguenther@suse.de>
3069 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3070 bases are dereferenced.
3072 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3074 PR rtl-optimization/48374
3075 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3077 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3079 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3080 compute_data_dependences_for_loop returns false.
3081 * tree-parloops.c (loop_parallel_p): Likewise.
3083 2012-01-25 Richard Guenther <rguenther@suse.de>
3085 * tree.h (get_pointer_alignment_1): Declare.
3086 * builtins.c (get_pointer_alignment_1): New function.
3087 (get_pointer_alignment): Use it.
3089 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3091 PR rtl-optimization/48308
3092 * combine.c (enum undo_kind): Add UNDO_LINKS.
3093 (struct undo): Add member l to other_contents and where.
3094 (do_SUBST_LINK): New.
3096 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3097 (undo_all): Handle UNDO_LINKS.
3099 2012-01-25 Richard Henderson <rth@redhat.com>
3101 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3104 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3106 * optabs.c (gen_atomic_test_and_set): Use each argument.
3108 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3110 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3111 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3112 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3113 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3114 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3115 TARGET_PAIRED_SINGLE_FLOAT.
3117 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3119 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3120 (in_struct, return_val): Remove MEM documentation.
3121 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3122 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3123 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3125 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3126 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3127 * expr.c (store_field): Likewise.
3128 * function.c (assign_stack_temp_for_type): Likewise.
3129 * ifcvt.c (noce_try_cmove_arith): Likewise.
3130 * reload1.c (reload): Likewise.
3131 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3132 (alpha_set_memflags): Likewise.
3133 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3135 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3137 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3139 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3140 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3141 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3143 * cselib.c (cselib_rtx_varies_p): Delete.
3144 (cselib_invalidate_mem): Update call to canon_true_dependence.
3145 * dse.c (record_store, check_mem_read_rtx): Likewise.
3146 (scan_reads_nospill): Likewise.
3147 * cse.c (check_dependence): Likewise.
3148 (cse_rtx_varies_p): Delete.
3149 * expr.c (safe_from_p): Update call to true_dependence.
3150 * ira.c (validate_equiv_mem_from_store): Likewise.
3151 (memref_referenced_p): Likewise.
3152 * postreload-gcse.c (find_mem_conflicts): Likewise.
3153 * sched-deps.c (sched_analyze_2): Likewise.
3154 * store-motion.c (load_kills_store): Likewise.
3155 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3156 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3157 (compute_transp): Update call to canon_true_dependence.
3159 2012-01-25 Richard Henderson <rth@redhat.com>
3161 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3162 (maybe_emit_atomic_test_and_set): New.
3163 (expand_sync_lock_test_and_set): Use it.
3164 (expand_atomic_test_and_set): Likewise.
3165 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3166 the implementation; clarify implementation defined details.
3167 * doc/md.texi (atomic_test_and_set): Document.
3169 2012-01-25 Richard Henderson <rth@redhat.com>
3171 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3173 2012-01-25 Richard Henderson <rth@redhat.com>
3176 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3177 to effect no-op split.
3179 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3182 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3183 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3184 (BT_FN_VOID_PTR_INT_SIZE): New.
3185 (BT_FN_UINT_UINT_VAR): Remove.
3186 (BT_FN_UINT32_UINT32_VAR): New.
3187 (BT_FN_DOUBLE_VPTR): Remove.
3188 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3190 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3191 (_ITM_changeTransactionMode): Same.
3192 (_ITM_memmoveRtWt): Change return type to void.
3193 (_ITM_memcpyRtWt): Same.
3194 (_ITM_memsetW): Same.
3195 (_ITM_RaRD): Change types to double.
3200 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3202 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3203 Patrick Marlier <patrick.marlier@gmail.com>
3205 * trans-mem.c (requires_barrier): Do not instrument thread local
3206 variables and emit save/restore for them.
3208 2012-01-24 Jason Merrill <jason@redhat.com>
3211 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3212 output static aliases.
3214 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3217 * common.opt (-pie, -shared, pie, shared): Change from Common to
3219 * gcc.c (display_help): Display help for -pie and -shared.
3221 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3224 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3225 Remove note on size/offset limitation.
3226 (AVR Variable Attributes): Add example how to read data located
3227 with progmem. Refer to named address spaces.
3228 * doc/invoke.texi (AVR Options): Fix typo.
3230 2012-01-24 Richard Guenther <rguenther@suse.de>
3232 Forward-port to trunk
3233 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3236 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3237 op0 isn't sufficiently aligned and there is movmisalignM
3238 insn for mode, use it to load op0 into a temporary register.
3240 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3243 * target.def (const_not_ok_for_debug_p): New hook.
3244 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3246 * doc/tm.texi: Regenerated.
3247 * dwarf2out.c (const_ok_for_output_1): If
3248 targetm.const_not_ok_for_debug_p returns true, fail.
3249 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3251 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3253 2012-01-23 Kai Tietz <ktietz@redhat.com>
3256 * config/i386/predicates.md (symbolic_operand): Allow
3257 UNSPEC_PCREL as PIC expression for lea.
3258 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3259 * config/i386/i386.c (ix86_delegitimize_address): Handle
3260 UNSPEC_PCREL for none-MEM, too.
3262 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3264 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3265 (ipa_tm_create_version_alias): Same.
3267 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3270 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3271 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3273 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3274 Patrick Marlier <patrick.marlier@gmail.com>
3275 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3278 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3279 simple_object_start_read.
3281 2012-01-23 Richard Guenther <rguenther@suse.de>
3284 PR tree-optimization/51895
3285 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3286 parameter decomposition into BLKmode components.
3288 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3290 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3291 fake variables for restrict-qualified pointers whose pointed-to type
3292 contains a placeholder.
3294 2012-01-23 Richard Guenther <rguenther@suse.de>
3296 PR tree-optimization/51949
3297 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3299 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3301 PR rtl-optimization/51933
3302 * ree.c (transform_ifelse): Return true right away if dstreg is
3303 already wider or equal to cand->mode.
3304 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3305 (make_defs_and_copies_lists): Remove defs_list and copies_list
3306 arguments, add state argument, just truncate state->work_list
3307 instead of always allocating and freeing the vector. Assert that
3308 get_defs succeeds instead of returning 2. Changed return type to bool.
3309 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3310 have ext_src_mode, see if it has been modified already with the
3311 right kind of extension and has been extended before from the
3312 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3313 just return true. Remember the original mode in state->modified array.
3314 (combine_reaching_defs): Add state argument. Don't allocate and
3315 free here def_list, copied_list and vec vectors, instead just
3316 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3317 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3318 Add state variable, clear vectors in it, initialize state.modified
3319 if needed. Free all the vectors at the end and state.modified too.
3320 Don't skip a candidate if the extension expression has been modified.
3322 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3325 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3326 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3327 (extra_options) interix.opt -> i386/interix.opt"
3328 (extra_objs):Add winnt-stubs.o
3329 * configure.ac: Add interix to target_os .comm on PE check.
3330 * configure: Regenerate.
3331 * config/interix3.h: Delete and move bits to..
3332 * config/interix.h: Delete and move bits to..
3333 * config/i386/i386-interix3.h: Delete and move bits to..
3334 * config/i386/i386-interix.h: ..here.
3335 (TARGET_CPU_DEFAULT): Remove redefinition.
3336 (TARGET_ASM_CONSTRUCTOR): Undefine.
3337 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3338 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3339 (PTRDIFF_TYPE): Define.
3340 (LONG_DOUBLE_TYPE_SIZE): Define.
3341 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3342 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3343 (TARGET_SECTION_TYPE_FLAGS): Define.
3344 (ASM_DECLARE_FUNCTION_NAME): Define.
3345 (ASM_OUTPUT_EXTERNAL): Define.
3346 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3347 (ASM_OUTPUT_ALIGNED_BSS): Define.
3348 (PCC_BITFIELD_TYPE_MATTERS): Define.
3349 (USE_CONST_SECTION): Define.
3350 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3351 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3352 (SUPPORTS_ONE_ONLY): Remove.
3353 (I386_PE_STRIP_ENCODING): Define.
3354 * config/interix.opt: Delete and move bits to..
3355 * config/i386/interix.opt: ..here. New.
3356 (mpe-aligned-commons): Add.
3357 * config/i386/t-interix: Add copyright header.
3358 (winnt-stubs.o): Add rule.
3360 2012-01-22 Jason Merrill <jason@redhat.com>
3363 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3364 for extra name aliases.
3366 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3368 PR rtl-optimization/51924
3369 * ree.c (combine_set_extension): Improve debugging message.
3370 (combine_reaching_defs): Likewise.
3371 (get_defs): Rename confusingly named variable.
3372 (find_and_remove_re): Skip a candidate if the extension expression has
3375 2012-01-21 Robert Millan <rmh@gnu.org>
3376 Gerald Pfeifer <gerald@pfeifer.com>
3378 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3379 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3381 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3383 PR tree-optimization/51914
3384 * tree-vect-stmts.c (vectorizable_conversion): For
3385 cvt_type && modifier == WIDEN, put temporary with cvt_type
3386 at the beginning of vec_dsts and set vec_dest to temporary
3389 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3391 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3393 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3395 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3396 * config/rs6000/rs6000.c: Likewise.
3398 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3401 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3402 output_move_double on a copy of operands array.
3404 2012-01-20 Cary Coutant <ccoutant@google.com>
3405 Dodji Seketeli <dodji@redhat.com>
3408 * dwarf2out.c (copy_declaration_context): Return ref to parent
3409 of declaration DIE, if necessary.
3410 (remove_child_or_replace_with_skeleton): Add new parameter; update
3411 caller. Place skeleton DIE under parent DIE of original declaration.
3412 Move call to copy_declaration_context to here ...
3413 (break_out_comdat_types): ... from here.
3415 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3417 PR rtl-optimization/51856
3418 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3421 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3424 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3425 hints for neon loads and stores.
3427 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3431 * doc/extend.texi (Named Address Spaces): Split into subsections.
3432 (AVR Named Address Spaces): New subsection.
3433 (M32C Named Address Spaces): New subsection.
3434 (RL78 Named Address Spaces): New subsection.
3435 (SPU Named Address Spaces): New subsection.
3436 (Variable Attributes): New anchor "AVR Variable Attributes".
3437 (AVR Variable Attributes): Rewrite and avoid wording
3438 "address space" in this context.
3439 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3440 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3441 (AVR Built-in Macros): New subsubsection therein.
3442 * doc/md.texi (AVR constraints): Remove "C04", "R".
3444 2012-01-20 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/51903
3447 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3448 when removing stmts.
3450 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3453 * config/arm/arm.c (arm_load_pic_register): Use
3454 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3455 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3456 (arm_pic_static_addr): Likewise.
3457 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3458 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3459 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3460 (pic_load_addr_unified): New.
3462 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3465 * function.c (instantiate_virtual_regs_in_insn): Use
3466 delete_insn_and_edges when removing a wrong asm insn.
3468 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3470 PR rtl-optimization/40761
3471 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3472 Add new member loop_num.
3473 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3474 (ira_build): Remove the parameter.
3476 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3477 (ira.c): Do not build CFG loops for one region allocation. Remove
3478 argument from ira_build call.
3480 * ira-build.c (init_loop_tree_node): New function.
3481 (create_loop_tree_nodes): Use it. Separate the case when CFG
3482 loops are not built.
3483 (more_one_region_p): Check current_loops.
3484 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3486 (add_loop_to_tree): Process loop equal to NULL too.
3487 (form_loop_tree): Separate the case when CFG loops are not built.
3488 Use explicitly number for the root.
3489 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3491 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3492 instead of loop->num.
3493 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3494 (mark_all_loops_for_removal): Ditto.
3495 (remove_unnecessary_regions): Separate the case when CFG loops
3497 (ira_build): Remove the parameter. Use explicit number of regions
3498 when CFG loops are not built.
3500 * ira-color.c (print_loop_title): Separate the case for the root node.
3501 Use loop_num instead of loop->num.
3502 (move_spill_restore): Use loop_num instead of loop->num.
3504 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3505 (change_loop): Ditto.
3506 (change_loop): Use loop_num instead of loop->num.
3508 * ira-lives.c (process_bb_node_lives): Ditto.
3510 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3512 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3514 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3517 * tree-mudflap.c (mf_artificial): New function.
3518 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3519 mx_register_decls, mudflap_enqueue_decl): Use it.
3522 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3523 numbers in the insn pattern.
3525 2012-01-19 Michael Matz <matz@suse.de>
3527 PR tree-optimization/46590
3528 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3529 use it in remembering which conflicts we already created.
3530 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3533 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3536 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3537 (merge_and_complain): Same.
3539 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3542 * config/initfini-array.h: Guard content of the header
3543 with #ifdef HAVE_INITFINI_ARRAY.
3544 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3545 Add initfini-array.h to tm_file here.
3546 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3547 * config.gcc: Don't add initfini-array.h to tm_file here.
3548 * configure: Regenerated.
3550 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3552 PR rtl-optimization/51505
3553 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3554 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3555 (df_note_bb_compute): Update the call to df_kill_notes.
3557 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3559 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3561 2012-01-18 Richard Guenther <rguenther@suse.de>
3563 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3564 of conversions to void *.
3566 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3567 Richard Sandiford <rdsandiford@googlemail.com>
3571 * optabs.h (simplify_expand_binop): Declare.
3572 * optabs.c (simplify_expand_binop): Make global.
3573 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3574 endian targets if the source cannot be exactly covered by word
3577 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3580 * hard-reg-set.h (struct hard_reg_set_container): New type.
3581 * target.h (struct hard_reg_set_container): Forward declare.
3582 * target.def (set_up_by_prologue): New target hook.
3583 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3584 * doc/tm.texi: Regenerated.
3585 * function.c (thread_prologue_and_epilogue_insns): Change
3586 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3587 Call targetm.set_up_by_prologue on it.
3588 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3589 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3591 2012-01-17 Nick Clifton <nickc@redhat.com>
3593 * config/rx/rx.c (rx_can_use_simple_return): New function.
3594 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3595 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3597 2012-01-17 Richard Guenther <rguenther@suse.de>
3600 * expr.c (expand_assignment): Take address-space information
3601 from the address operand of MEM_REF and TARGET_MEM_REF.
3602 (expand_expr_real_1): Likewise.
3604 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3606 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3607 reload dump is requested.
3609 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3612 * trans-mem.c (requires_barrier): Call may_be_aliased.
3614 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3616 PR tree-optimization/51877
3617 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3618 call arguments and fndecls compare equal, instead return false if they
3619 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3620 both SSA_NAMEs that are valueized the same, or they satisfy
3623 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3625 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3627 * configure: Regenerate.
3629 2012-01-16 Jan Hubicka <jh@suse.cz>
3633 * convert.c (convert_to_integer): Use fold_convert for
3634 converting an INTEGER_CST to integer type.
3636 2012-01-16 Jason Merrill <jason@redhat.com>
3639 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3641 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3644 * config/s390/s390.c (s390_chunkify_start): Don't skip
3645 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3646 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3647 If insn is followed by NOTE_INSN_VAR_LOCATION or
3648 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3649 Don't use location of note insns.
3651 PR tree-optimization/51865
3652 * tree-inline.c (tree_function_versioning): Call remap_decl
3653 on DECL_RESULT whenever it has VOID_TYPE_P type.
3655 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3657 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3658 for calls to locally-binding MIPS16 functions if only the return
3659 type uses float regs.
3661 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3662 Richard Sandiford <rdsandiford@googlemail.com>
3664 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3665 (SYMBOL_32_HIGH): Likewise.
3666 (mips_output_tls_reloc_directive): Declare.
3667 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3668 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3669 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3670 (mips_lo_relocs, mips_hi_relocs): Make extern.
3671 (mips16_stub_function): Move up file.
3672 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3673 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3674 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3675 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3676 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3677 (mips_get_tp): Add MIPS16 support.
3678 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3679 Generalize DTPREL and TPREL handling.
3680 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3681 Add MIPS16 TLS support.
3682 (mips_output_tls_reloc_directive): New function.
3683 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3684 * config/mips/predicates.md (symbolic_operand_with_high)
3685 (tls_reloc_operand): New predicates.
3686 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3687 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3688 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3689 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3690 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3691 (*tls_get_tp_mips16_call_<mode>): Likewise.
3693 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3695 PR rtl-optimization/51821
3696 * recog.c (peep2_find_free_register): Determine clobbered registers
3699 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3702 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3703 * config/avr/avr.c: Likewise.
3704 * config/avr/avr.h: Likewise.
3706 2012-01-13 Ian Lance Taylor <iant@google.com>
3709 * tree.h (TYPE_QUALS): Add cast to int.
3710 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3712 2012-01-13 Ian Lance Taylor <iant@google.com>
3714 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3715 comparing param_index to VEC_length result.
3717 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3719 * c-decl.c: Do not include tree-mudflap.h
3720 * tree-optimize.c: Likewise.
3721 * Makefile.in: Update dependencies.
3723 2012-01-13 Richard Guenther <rguenther@suse.de>
3726 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3727 variable-sized result always use RSO.
3729 2012-01-12 DJ Delorie <dj@redhat.com>
3731 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3732 pointer type, not just the default pointer type.
3734 2012-01-09 Richard Henderson <rth@redhat.com>
3735 Denis Chertykov <chertykov@gmail.com>
3738 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3739 * config/avr/avr.c (avr_can_eliminate): Simplify.
3740 (avr_initial_elimination_offset): Likewise.
3741 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3742 (expand_epilogue): Likewise.
3743 (avr_legitimize_address): Gut.
3744 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3745 (avr_hard_regno_nregs): New.
3746 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3747 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3748 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3749 add soft frame pointer.
3750 (CALL_USED_REGISTERS): Likewise.
3751 (REG_CLASS_CONTENTS): Likewise.
3752 (REGISTER_NAMES): Likewise.
3753 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3754 (HARD_FRAME_POINTER_REGNUM): New.
3755 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3756 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3757 remove the HARD_FRAME_POINTER self-elimination.
3759 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3762 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3763 DECL_EXTERNAL when checking for initializers of progmem variables.
3765 2012-01-12 Ira Rosen <irar@il.ibm.com>
3767 PR tree-optimization/51799
3768 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3769 that the last operation is a type demotion.
3771 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3773 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3774 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3776 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3779 * combine.c (distribute_notes): If i3 is a noreturn call,
3780 allow old_size to be equal to args_size and make sure the
3781 noreturn call gets REG_ARGS_SIZE note.
3782 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3783 on noreturn calls even when the delta is 0.
3785 2012-01-11 Nathan Sidwell <nathan@acm.org>
3787 * gcov.c (STRING_SIZE): Remove.
3788 (generate_results): Erase annotations for source files with no
3789 coverage information.
3791 (output_lines): Use it.
3793 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3795 * gimple.h (gimplify_body): Remove first argument.
3796 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3797 pointer set here, instead just pass DATA to walk_tree.
3798 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3799 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3800 (unvisit_body): Likewise, but with unmark_visited.
3801 (gimplify_body): Remove BODY_P argument and adjust.
3802 (gimplify_function_tree): Adjust call to gimplify_body.
3803 * omp-low.c (finalize_task_copyfn): Likewise.
3805 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3807 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3808 (build_function_type_skip_args): Delete.
3809 * tree.c (build_function_type_skip_args): Make static and add
3810 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3811 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3812 pass it to build_function_type_skip_args.
3813 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3814 (tree_function_versioning): Likewise.
3815 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3816 build_function_decl_skip_args.
3817 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3818 and pass it to build_function_decl_skip_args/tree_function_versioning.
3819 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3820 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3821 * trans-mem.c (ipa_tm_create_version): Likewise.
3822 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3823 * tree-inline.c (declare_return_variable): Remove always-true test.
3824 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3825 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3826 * ipa-split.c (split_function): Skip the return value for the split
3827 part if it doesn't return.
3829 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3831 PR tree-optimization/49642
3832 * ipa-split.c (forbidden_dominators): New variable.
3833 (check_forbidden_calls): New function.
3834 (dominated_by_forbidden): Likewise.
3835 (consider_split): Check for forbidden dominators.
3836 (execute_split_functions): Initialize and free forbidden
3837 dominators info; call check_forbidden_calls.
3839 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3841 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3843 2012-01-11 Nick Clifton <nickc@redhat.com>
3845 * config/rx/rx.md (return): Define pattern.
3847 2012-01-11 Richard Guenther <rguenther@suse.de>
3849 * doc/extend.texi (malloc attribute): Adjust according to
3852 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3853 Patrick Marlier <patrick.marlier@gmail.com>
3856 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3857 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3858 (ipa_tm_note_irrevocable): Same.
3859 (ipa_tm_scan_irr_block): Same.
3860 (ipa_tm_decrement_clone_counts): Same.
3861 (ipa_tm_scan_irr_function): Same.
3862 (ipa_tm_create_version_alias): Same.
3863 (ipa_tm_create_version): Same.
3864 (ipa_tm_transform_calls_redirect): Same.
3865 (ipa_tm_transform_calls): Same.
3866 (ipa_tm_transform_transaction): Same.
3867 (ipa_tm_execute): Same.
3869 2012-01-10 Richard Guenther <rguenther@suse.de>
3872 * opts.c (common_handle_option): Handle -Werror.
3874 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3876 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3879 2012-01-10 Jason Merrill <jason@redhat.com>
3881 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3884 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3886 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3887 supports R_386_TLS_GD_PLT reloc.
3888 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3889 supports R_386_TLS_LDM_PLT reloc.
3890 * configure: Regenerate.
3891 * config.in: Regenerate.
3893 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3896 Extend __pgmx semantics to linearize memory.
3897 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3898 determine if code comes inline or from libgcc.
3899 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3900 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3901 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3902 (movmemx_qi, movmemx_hi): New insns.
3903 (xload_<mode>_libgcc): Rewrite to new insn condition.
3904 (xload_<mode>): Remove insns.
3905 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3906 cases that don't satisfy avr_xload_libgcc_p().
3907 (avr_addr_space_convert): Allow converting in any direction.
3908 (avr_addr_space_subset_p): Return always true.
3909 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3910 (avr_emit_movmemhi): Ditto.
3911 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3912 (avr_out_movmem): Ditto.
3913 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3914 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3915 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3916 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3917 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3919 2012-01-10 Richard Guenther <rguenther@suse.de>
3921 PR tree-optimization/50913
3922 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3923 Require data-refs to be representable by Graphite with respect
3926 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3928 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3929 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3931 2012-01-10 Tom de Vries <tom@codesourcery.com>
3933 PR rtl-optimization/51271
3934 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3935 handling annulled branch.
3937 2012-01-10 Richard Henderson <rth@redhat.com>
3939 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3940 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3941 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3942 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3943 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3944 arm_expand_vec_perm_const): New.
3945 * config/arm/arm-protos.h: Update.
3946 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3947 (*neon_vswp<VDQX>): New.
3948 (neon_vcombine<VDX>): Use neon_split_vcombine.
3949 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3950 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3951 (vec_perm<VE>): New.
3953 2012-01-10 Richard Henderson <rth@redhat.com>
3955 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3956 use it if reload_completed.
3957 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3958 arm_output_asm_insn, arm_process_output_memory_barrier,
3959 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3960 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3961 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3962 arm_process_output_sync_insn, arm_output_sync_insn,
3963 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3964 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3965 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3966 (emit_unlikely_jump): New.
3967 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3968 (arm_split_atomic_op): New.
3969 * config/arm/arm-protos.h: Update.
3970 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3971 (struct arm_sync_generator): Remove.
3972 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3973 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3974 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3975 (VUNSPEC_LL, VUNSPEC_SC): New.
3976 (sync_result, sync_memory, sync_required_value, sync_new_value,
3977 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3978 (attr length): Don't use arm_sync_loop_insns.
3979 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3980 (movsfcc, movdfcc): Likewise.
3981 * config/arm/constraints.md (Ua): New.
3982 * config/arm/prediates.md (mem_noofs_operand): New.
3983 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3984 (sync_clobber, sync_t2_reqd): Remove.
3985 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3986 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3987 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3988 (arm_sync_compare_and_swap<SIDI>): Remove.
3989 (arm_sync_compare_and_swap<NARROW>): Remove.
3990 (arm_sync_lock_test_and_set<SIDI>): Remove.
3991 (arm_sync_lock_test_and_set<NARROW>): Remove.
3992 (arm_sync_new_<syncop><SIDI>): Remove.
3993 (arm_sync_new_<syncop><NARROW>): Remove.
3994 (arm_sync_new_nand<SIDI>): Remove.
3995 (arm_sync_new_nand<NARROW>): Remove.
3996 (arm_sync_old_<syncop><SIDI>): Remove.
3997 (arm_sync_old_<syncop><NARROW>): Remove.
3998 (arm_sync_old_nand<SIDI>): Remove.
3999 (arm_sync_old_nand<NARROW>): Remove.
4000 (*memory_barrier): Merge arm_output_memory_barrier.
4001 (atomic_compare_and_swap<QHSD>): New.
4002 (atomic_compare_and_swap<NARROW>_1): New.
4003 (atomic_compare_and_swap<SIDI>_1): New.
4004 (atomic_exchange<QHSD>): New.
4005 (cas_cmp_operand, cas_cmp_str): New.
4006 (atomic_op_operand, atomic_op_str): New.
4007 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4008 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4009 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4010 (arm_load_exclusive<NARROW>): New.
4011 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4012 (arm_store_exclusive<QHSD>): New.
4014 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4016 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4017 reload patterns if -mvsx-scalar-memory.
4019 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4020 generated, even -mno-vsx-scalar-double was used.
4021 (vsx_xscvdpsp_scalar): Likewise.
4022 (vsx_xscvspdp_scalar2): Likewise.
4024 2012-01-09 Tom de Vries <tom@codesourcery.com>
4025 Andrew Pinski <apinski@cavium.com>
4028 * reorg.c (fill_slots_from_thread): Don't speculate
4029 frame-related insns.
4031 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4033 * sched-int.h (bb_note): Move to...
4034 * basic-block.h: ...here.
4035 * haifa-sched.c (bb_note): Move to...
4036 * cfgrtl.c: ...here.
4037 * function.c (next_block_for_reg): New function.
4038 (move_insn_for_shrink_wrap): Likewise.
4039 (prepare_shrink_wrap): Rewrite to use the above.
4041 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4043 * gimple.c (is_gimple_non_addressable): Remove.
4044 * gimple.h: Remove is_gimple_non_addressable.
4045 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4046 is_gimple_non_addressable.
4047 * trans-mem.c (expand_assign_tm): Same.
4049 2012-01-09 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/51775
4052 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4053 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4055 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4057 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4059 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4061 2012-01-09 Richard Guenther <rguenther@suse.de>
4063 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4065 2012-01-08 Jan Hubicka <jh@suse.cz>
4067 PR tree-optimize/51680
4068 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4069 on when known_vals needs to be computed; cleanup.
4071 2012-01-08 Jan Hubicka <jh@suse.cz>
4073 PR tree-optimize/51694
4074 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4076 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4078 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4079 for -std=c++98 and -std=c++11 too.
4081 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4083 * cfgloop.c (cancel_loop): Add free() of bbs array.
4085 2012-01-07 Jan Hubicka <jh@suse.cz>
4087 PR tree-optimization/51600
4088 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4089 that benefits small functions.
4091 2012-01-07 Jan Hubicka <jh@suse.cz>
4093 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4095 2012-01-07 Jan Hubicka <jh@suse.cz>
4097 PR tree-optimization/51680
4098 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4099 whose inlining reduce unit size.
4101 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4104 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4105 Add canonical node to containing_mem chain after the non-canonical
4106 one, even if there weren't any locs to propagate.
4107 (remove_useless_values): Keep only canonical values.
4108 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4109 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4110 canonicalize mem_chain elements that are not discarded.
4112 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4115 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4116 before emitting functions.
4118 PR gcov-profile/50127
4119 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4120 clear_aux_for_blocks.
4122 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4125 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4127 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4129 * c-decl.c (ext_block): Moved up.
4130 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4132 2012-01-06 Han Shen <shenhan@google.com>
4134 Translate built-in include paths for sysroot.
4135 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4136 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4138 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4139 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4141 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4142 control whether sysroot should be prepended to gxx include dir.
4144 * configure: Regenerate.
4146 2012-01-06 Torvald Riegel <triegel@redhat.com>
4148 PR rtl-optimization/51771
4149 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4150 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4152 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4154 PR tree-optimization/51315
4155 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4156 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4158 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4161 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4162 for shrp pattern. Correctly handle and fixup shift variable.
4163 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4165 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4168 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4169 note when !ACCUMULATE_OUTGOING_ARGS.
4171 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4173 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4175 (extract_range_from_unary_expr_1): Avoid useless computations.
4177 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4179 PR rtl-optimization/51767
4180 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4181 of jump_block and add an extra edge for degenerated asm gotos.
4184 * stmt.c (check_unique_operand_names): Don't ICE during error
4185 reporting if i is from labels chain.
4188 * profile.c (branch_prob): Split bbs that have exit edge
4189 and need a fake entry edge too.
4191 2012-01-05 Jan Hubicka <jh@suse.cz>
4194 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4197 2012-01-05 Richard Guenther <rguenther@suse.de>
4200 * tree-streamer-out.c (write_ts_optimization): New function.
4201 (streamer_write_tree_body): Call it.
4202 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4203 (streamer_read_tree_body): Call it.
4204 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4206 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4209 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4210 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4211 in_cleanup_point_expr before gimplify_stmt call and restore it
4213 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4214 in_cleanup_point_expr is false.
4216 2012-01-05 Richard Guenther <rguenther@suse.de>
4219 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4221 * toplev.c (process_options): Reject combining mudflap and LTO.
4222 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4224 2012-01-05 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/51760
4227 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4229 (bit_value_unop): Handle UNDEFINED operands.
4230 (bit_value_binop): Likewise.
4232 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4234 * config/avr/avr.c (avr_replace_prefix): Remove.
4235 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4236 (avr_asm_function_rodata_section): Ditto.
4237 (avr_asm_select_section): Ditto.
4239 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4241 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4244 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4247 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4248 calls that have any non-fake successor edges.
4251 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4253 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4255 PR tree-optimization/51624
4256 * tree-sra.c (build_ref_for_model): When replicating a chain of
4257 COMPONENT_REFs, stop as soon as the offset would become negative.
4259 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4262 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4263 in .debug_loc on the floor.
4265 2012-01-04 Andrew Pinski <apinski@cavium.com>
4267 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4269 2012-01-04 Andrew Pinski <apinski@cavium.com>
4270 Adam Nemet <anemet@caviumnetworks.com>
4272 * config/mips/mips.md (size): Add SI and DI.
4273 (SIZE): New mode attribute.
4274 (U): New code attribute.
4275 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4276 (mips_lbux_<mode>): Delete.
4277 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4278 (mips_lhx): Use gen_mips_lhx_extsi.
4279 (mips_lhx_<mode>): Delete.
4281 (mips_l<size>x): New expand.
4282 (mips_lwx_<mode>): Delete.
4283 (mips_l<GPR:size>x_<P:mode>): New pattern.
4284 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4285 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4286 * config/mips/mips.c (mips_lx_address_p): New function.
4287 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4288 (dsp64): New availability predicate.
4289 (mips_builtins): Add an entry for __builtin_mips_ldx.
4290 * config/mips/mips.h (ISA_HAS_LBX): New define.
4291 (ISA_HAS_LBUX): Likewise.
4292 (ISA_HAS_LHX): Likewise.
4293 (ISA_HAS_LHUX): Likewise.
4294 (ISA_HAS_LWX): Likewise.
4295 (ISA_HAS_LWUX): Likewise.
4296 (ISA_HAS_LDX): Likewise.
4297 * doc/extend.texi (__builtin_mips_ldx): Document.
4299 2012-01-04 Tristan Gingold <gingold@adacore.com>
4301 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4302 when long pointers are used.
4303 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4304 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4305 (ia64-hp-*vms*): Remove.
4306 * config/vms/xm-vms64.h: Delete.
4308 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4311 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4313 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4315 * opts.c (finish_options): Remove duplicate sorry.
4317 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4320 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4323 2012-01-04 Richard Guenther <rguenther@suse.de>
4326 * tree.c (size_low_cst): New function.
4327 * tree.h (size_low_cst): Declare.
4328 * fold-const.c (fold_comparison): Use it to extract the low
4329 part of the POINTER_PLUS_EXPR offset.
4331 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4333 Fix clearing ZERO_REG
4334 * config/avr/avr.md (cc): Add alternative "ldi".
4335 (movqi_insn): Use it in cc attribute.
4336 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4337 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4338 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4340 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4342 * configure: Regenerate.
4344 2012-01-04 Richard Guenther <rguenther@suse.de>
4346 PR tree-optimization/49651
4347 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4348 (var_can_have_subvars): Use it.
4349 (get_constraint_for_1): Only consider subfields if there can be any.
4351 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4354 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4355 to its new canonical_cselib_val and the cselib_val was in
4356 first_containing_mem chain, but the canonical_cselib_val was not,
4357 add the latter into the chain.
4358 (cselib_invalidate_mem): Compare canonical_cselib_val of
4359 addr_list chain elt with v.
4362 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4363 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4365 (output_macinfo_op): Don't ggc_strdup fd->filename.
4366 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4367 then ggc_strdup it. Don't free inc->info or cur->info.
4368 (output_macinfo): Don't free ref->info or file->info.
4370 2012-01-03 Ira Rosen <irar@il.ibm.com>
4372 PR tree-optimization/51269
4373 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4374 first_niters a pointer.
4375 (slpeel_tree_peel_loop_to_edge): Likewise.
4376 (vect_do_peeling_for_loop_bound): Update call to
4377 slpeel_tree_peel_loop_to_edge.
4378 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4379 here. Remove it from the parameters list.
4380 (vect_do_peeling_for_alignment): Update calls and compute
4383 2012-01-03 Richard Guenther <rguenther@suse.de>
4385 PR tree-optimization/51070
4386 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4387 Properly handle calls.
4389 2012-01-03 Richard Guenther <rguenther@suse.de>
4391 PR tree-optimization/51692
4392 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4393 the LHS of allocation stmts.
4395 2012-01-03 Olivier Hainque <hainque@adacore.com>
4397 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4399 2012-01-03 Olivier Hainque <hainque@adacore.com>
4401 * collect2.c (main): In AIX specific computations for vector
4402 insertions, use CONST_CAST2 to cast from char ** to const char **.
4404 2012-01-03 Richard Guenther <rguenther@suse.de>
4407 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4408 the context of a limbo DIE when it does not already exist.
4410 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4412 PR tree-optimization/51719
4413 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4414 but direct call is, clear direct call's lhs and don't add fallthrough
4415 edge from dcall_bb to join_bb and PHIs.
4417 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4419 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4420 the instructions emitted by the pattern.
4421 ("*TDC_insn_<mode>"): Add comment.
4423 2012-01-03 Richard Guenther <rguenther@suse.de>
4426 * fold-const.c (fold_comparison): Properly canonicalize
4427 tree offset and HOST_WIDE_INT bit position.
4429 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4431 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4432 operands for extzv pattern.
4434 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4437 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4440 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4442 * doc/invoke.texi (-flto and related options): Copy-edit.
4444 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4446 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4448 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4450 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4453 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4455 * expr.h (move_by_pieces_ninsns): Declare.
4456 * expr.c (move_by_pieces_ninsns): Make external.
4457 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4458 (mips_store_by_pieces_p): Likewise.
4459 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4460 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4461 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4462 (mips_store_by_pieces_p): Likewise.
4464 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4466 * passes.c (register_one_dump_file): Free full_name.
4468 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4469 (calculate_elim_costs_all_insns): Free offsets_at and
4470 offsets_known_at at the end and clear the pointers.
4472 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4474 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4475 this option introduced in r180739.
4477 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4480 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4481 (tmake_file target=avr): Add avr/t-multilib.
4483 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4484 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4485 * config/avr/genmultilib.awk: New file.
4486 * config/avr/t-multilib: New auto-generated file.
4487 * config/avr/multilib.h: New auto-generated file.
4488 * config/avr/t-avr (AVR_MCUS): New variable.
4489 (genopt.sh): Use it.
4490 (s-mlib): Depend on t-multilib.
4491 (t-multilib, multilib.h): New dependencies.
4492 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4493 (MULTILIB_OPTIONS): Remove.
4494 (MULTILIB_MATCHES): Remove.
4495 (MULTILIB_DIRNAMES): Remove.
4496 (MULTILIB_EXCEPTIONS): Remove:
4497 * config/avr/genopt.sh: Don't use hard coded file name;
4498 pass AVR_MCUS from t-avr instead.
4500 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4502 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4504 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4506 Implement light-weight DImode support.
4507 * config/avr/avr-dimode.md: New file.
4508 * config/avr/avr.md: Include it.
4509 (adjust_len): Add plus64, compare64.
4510 (HIDI): Remove code iterator.
4511 (code_stdname): New code attribute.
4512 (rotx, rotsmode): Remove DI.
4513 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4515 * config/avr/avr-protos.h (avr_have_dimode): New.
4516 (avr_out_plus64, avr_out_compare64): New.
4517 * config/avr/avr.c (avr_out_compare): Handle DImode.
4518 (avr_have_dimode): New variable definition and initialization.
4519 (avr_out_compare64, avr_out_plus64): New functions.
4520 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4521 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4522 (avr_compare_pattern): Skip DImode comparisons.
4524 2012-01-02 Revital Eres <revital.eres@linaro.org>
4526 * ddg.c (def_has_ccmode_p): New function.
4527 (add_cross_iteration_register_deps,
4528 create_ddg_dep_from_intra_loop_link): Call it.
4530 2012-01-02 Richard Guenther <rguenther@suse.de>
4533 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4535 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4537 * gcc.c (process_command): Update copyright notice dates.
4538 * gcov.c (print_version): Likewise.
4539 * gcov-dump.c (print_version): Likewise.
4540 * mips-tfile.c (main): Likewise.
4541 * mips-tdump.c (main): Likewise.
4543 2012-01-01 Ira Rosen <irar@il.ibm.com>
4545 PR tree-optimization/51704
4546 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4547 a use is inside the basic block or loop before accessing its vect info.
4549 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4551 PR rtl-optimization/51069
4552 * cfgloopmanip.c (remove_path): Removing path making irreducible
4553 region unconditional makes BB part of the region.
4555 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4557 PR tree-optimization/51683
4558 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4559 calls with side-effects.
4560 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4562 Copyright (C) 2012 Free Software Foundation, Inc.
4564 Copying and distribution of this file, with or without modification,
4565 are permitted in any medium without royalty provided the copyright
4566 notice and this notice are preserved.