1 2012-05-31 Richard Guenther <rguenther@suse.de>
4 * expr.c (expand_assignment): Do not use movmisalign on
7 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
11 (pa_section_type_flags): New.
12 (pa_legitimate_constant_p): Revert previous change.
14 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
16 Backport from mainline
17 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
20 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
22 (ipa_tm_create_version): Same.
24 2012-05-30 Jason Merrill <jason@redhat.com>
27 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
28 about array compound literals.
30 2012-05-30 Richard Guenther <rguenther@suse.de>
33 * fold-const.c (fold_binary_loc): Make sure to call
34 fold_plusminus_mult_expr with the original sign of operands.
36 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
38 * explow.c (probe_stack_range): Restore simple control flow and stop
39 again when the probe cannot be generated if HAVE_check_stack.
41 2012-05-30 Jakub Jelinek <jakub@redhat.com>
43 PR rtl-optimization/53519
44 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
45 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
47 2012-05-29 Richard Guenther <rguenther@suse.de>
49 PR tree-optimization/53516
50 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
52 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
54 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
56 Backport from mainline
57 2012-05-28 Richard Guenther <rguenther@suse.de>
59 PR tree-optimization/53438
60 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
62 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
64 Backport from mainline
65 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
67 PR rtl-optimization/52528
68 * combine.c (can_combine_p): Add setting of subst_low_luid
69 before call to expand_field_assignment().
71 2012-05-26 Martin Jambor <mjambor@suse.cz>
73 Backport from mainline
74 2012-05-23 Martin Jambor <mjambor@suse.cz>
76 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
78 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
81 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
82 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
84 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
87 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
88 (ix86_expand_vec_perm): Use int mode instead of float.
90 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
93 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
94 gnu_ld variables to yes.
95 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
96 (HAVE_GNU_AS): Likewise.
97 * config.in: Regenerate.
98 * configure: Likewise.
100 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
102 Backport from mainline
103 2012-03-12 Richard Guenther <rguenther@suse.de>
104 * config/arm/arm.c (neon_dereference_pointer): Do not call
105 covert during RTL expansion.
107 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
109 Backport from mainline
110 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
113 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
114 relied on signed overflow behavior.
116 2012-05-24 Richard Guenther <rguenther@suse.de>
119 * tree-profile.c (tree_profiling): Cleanup the CFG if
120 execute_fixup_cfg requests it.
122 2012-05-24 Jakub Jelinek <jakub@redhat.com>
124 PR tree-optimization/53465
125 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
126 vr0 into *vr, then vrp_meet that.
127 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
128 have any equivalences.
129 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
132 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
134 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
136 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
137 (iterative_hash_gimple_type): Adjust comment.
138 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
139 domain for an array type instead of the domain type itself.
141 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
143 Backport from 2012-05-23 mainline r187803
146 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
147 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
150 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
152 Backport from 2012-05-03 mainline r187075
154 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
155 has_fma4 for AMD processors with both fma3 and fma4 support.
157 2012-05-22 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/53408
160 * tree-vect-loop.c (vectorizable_induction): Properly check
161 the restriction that we cannot handle induction results from
162 the inner loop outside of the outer loop.
164 2012-05-21 Jakub Jelinek <jakub@redhat.com>
166 PR tree-optimization/53436
167 * omp-low.c (omp_build_component_ref): New function.
168 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
170 PR tree-optimization/53366
171 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
172 tests if complex_numbers == 2, but there are non-complex number loads
175 PR tree-optimization/53409
176 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
177 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
179 PR tree-optimization/53410
180 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
181 instead of build_int_cst (type, 0) where vector types might be
184 2012-05-21 Joseph Myers <joseph@codesourcery.com>
187 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
188 from folded operands before wrapping another around the
189 conditional expression.
191 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
192 Patrick Marlier <patrick.marlier@gmail.com>
194 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
197 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
199 Backport from mainline
200 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
203 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
204 (UNSPECV_RDRAND): This.
205 (rdrand<mode>_1): Updated.
207 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
209 Backport from mainline
210 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
212 * config/i386/driver-i386.c (host_detect_local_cpu): Support
213 RDRND, F16C and FSGSBASE.
215 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
217 Backport from mainline
218 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
220 * tree-ssa-pre.c (can_value_number_call): Delete.
221 (compute_avail): Skip all statements with side effects.
222 <GIMPLE_CALL>: Skip calls to internal functions.
224 2012-05-18 David S. Miller <davem@davemloft.net>
226 Backport r185385 from mainline
227 2012-03-14 Richard Guenther <rguenther@suse.de>
230 * tree-vect-generic.c (type_for_widest_vector_mode): Take
231 element type instead of mode, use build_vector_type_for_mode
232 instead of the langhook, build a vector of proper signedness.
233 (expand_vector_operations_1): Adjust.
235 2012-05-18 Olivier Hainque <hainque@adacore.com>
237 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
238 $(libsubdir) as libexecsubdir.
240 2012-05-16 Andrew Pinski <apinski@cavium.com>
242 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
245 2012-05-16 David S. Miller <davem@davemloft.net>
247 * jump.c (delete_related_insns): If we remove a CALL, make sure
248 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
250 2012-05-16 Richard Henderson <rth@redhat.com>
253 * combine-stack-adj.c (prev_active_insn_bb): New.
254 (next_active_insn_bb): New.
255 (force_move_args_size_note): New.
256 (combine_stack_adjustments_for_block): Use it.
258 2012-05-16 Olivier Hainque <hainque@adacore.com>
260 * Makefile.in (install-no-fixedincludes): New target, former toplevel
261 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
262 Add comments and improve stamp preservation across the whole sequence.
263 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
265 2012-05-16 Richard Guenther <rguenther@suse.de>
267 PR tree-optimization/53364
268 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
269 detect a view-conversion of the decl.
271 2012-05-15 Jakub Jelinek <jakub@redhat.com>
274 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
275 that operands[2] is either immediate, or q_regs_operand.
277 2012-05-15 Bin Cheng <bin.cheng@arm.com>
279 Backport r187139 from mainline.
280 2012-05-04 Bin Cheng <bin.cheng@arm.com>
282 PR rtl-optimization/52804
283 * reload1.c (reload_reg_reaches_end_p): Check whether successor
284 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
285 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
286 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
287 RELOAD_FOR_OUTADDR_ADDRESS.
289 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
293 generate target register for "load" class builtins.
296 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
300 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
301 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
302 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
303 (<sse>_movu<ssemodesuffix>): New expander.
304 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
305 (avx_movdqu<avxmodesuffix>): New expander.
306 (*sse2_movdqu): Rename from sse2_movdqu.
307 (sse2_movdqu): New expander.
309 2012-05-14 Jakub Jelinek <jakub@redhat.com>
311 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
312 lineno 1 the same as lineno 0 before first start file directive.
313 (optimize_macinfo_range): Likewise.
315 * dwarf2out.c (have_macinfo): Define.
316 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
317 attribute, don't force empty compilation unit and don't emit any
318 .debug_macinfo/.debug_macro section if macinfo_table is empty.
320 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
322 Backport from mainline
323 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
325 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
326 ORDERED and UNORDERED conditions.
328 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
330 * function.c (requires_stack_frame_p): If the function can throw
331 non-call exceptions, return true if the insn can throw internally.
333 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
335 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
336 DECL_ORIGINAL_TYPE if it is present.
338 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
340 Backport from 2012-05-12 mainline r187342.
343 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
344 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
345 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
346 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
347 (expand_prologue): Move initialization of cfun->machine->is_naked,
348 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
349 (avr_set_current_function): ...this new static function.
350 (TARGET_SET_CURRENT_FUNCTION): New define.
351 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
352 checking attributes of current_function_decl.
353 (avr_regs_to_save): Ditto.
354 (signal_function_p): Rename to avr_signal_function_p.
355 (interrupt_function_p): Rename to avr_interrupt_function_p.
357 * doc/extend.texi (Function Attributes): Better explanation of
358 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
361 2012-05-09 Matthias Klose <doko@ubuntu.com>
363 * gcc-ar.c (main): Don't check for execute bits for the plugin.
365 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
368 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
369 when a constant source operand matches an "I" constraint, the "no
370 CC0 change" applies to a register-destination only, not a
371 strict_low_part-destination.
373 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
375 Backport from mainline:
376 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
378 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
380 2012-05-07 Jakub Jelinek <jakub@redhat.com>
382 PR tree-optimization/53239
383 * tree-vrp.c (get_value_range): Set VR of
384 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
387 2012-05-07 Richard Guenther <rguenther@suse.de>
389 PR tree-optimization/53195
390 * tree-inline.c (setup_one_parameter): Properly add referenced
391 vars from the parameters new known value.
393 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
395 Backport from mainline:
396 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
399 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
402 2012-05-04 Ian Lance Taylor <iant@google.com>
404 * tree-vect-patterns.c (vect_single_imm_use): Correct return
405 values from false to NULL.
407 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
409 Backport from mainline
410 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
413 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
414 (TARGET_CMOV): Rename from TARGET_CMOVE.
415 (TARGET_CMOVE): New define.
416 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
417 Do not set TARGET_CMOVE here.
419 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
421 Backport from mainline:
423 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
425 PR tree-optimization/52633
426 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
427 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
428 (vect_recog_over_widening_pattern): Remove handling of code that was
429 already detected as over-widening pattern. Remove special handling
430 of "unsigned" cases. Instead, support general case of conversion
431 of the shift result to another type.
433 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
435 * tree-vect-patterns.c (vect_single_imm_use): New function.
436 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
437 (vect_recog_over_widening_pattern): Likewise.
438 (vect_recog_widen_shift_pattern): Likewise.
440 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
442 PR tree-optimization/52870
443 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
444 presumed pattern statement is within the same loop or basic block.
446 2012-05-04 Richard Guenther <rguenther@suse.de>
448 * common.opt (flto-report): Do not mark as Optimization.
450 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
453 * recog.c (constrain_operands): If extra constraints are present, also
454 accept pseudo-registers with equivalent memory locations during reload.
456 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
458 Backport from the mainline
459 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
462 * config/rs6000/rs6000.md (bswapdi splitters): If
463 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
464 default) is used, generate an alternate sequence that does not
465 depend on using indexed addressing.
467 2012-05-03 David S. Miller <davem@davemloft.net>
470 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
471 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
472 (sparc_emit_float_lib_cmp): Likewise.
474 2012-05-04 Martin Jambor <mjambor@suse.cz>
476 Backport from mainline
477 2012-05-02 Martin Jambor <mjambor@suse.cz>
480 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
481 of a variable when the contect is a function.
483 2012-05-03 Jakub Jelinek <jakub@redhat.com>
486 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
487 append program name to it and pass that as first argument
488 to make_relative_prefix. Always pass standard_libexec_prefix
489 as last argument to make_relative_prefix. If
490 make_relative_prefix returns NULL, fall back to
491 standard_libexec_prefix.
494 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
498 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
499 mode, return that mode.
501 2012-05-03 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/53144
504 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
506 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
507 with SSA name values.
508 (vn_reference_lookup_3): Adjust callers.
510 2012-05-02 Jakub Jelinek <jakub@redhat.com>
512 PR tree-optimization/53163
513 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
514 return value from compute_all_dependences.
516 PR rtl-optimization/53160
517 * ree.c (combine_reaching_defs): Handle the case where cand->insn
518 has been modified by ree pass already.
520 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
522 Backport from mainline
523 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
526 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
527 calls to cgraph_node_name in xstrdup.
528 (ipa_make_edge_direct_to_target): Ditto.
529 * tree-sra.c (convert_callers_for_node): Ditto.
530 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
531 * ipa-cp.c (perhaps_add_new_callers): Ditto.
532 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
533 (cgraph_materialize_all_clones): Ditto.
534 * ipa-inline.c (report_inline_failed_reason): Ditto.
535 (want_early_inline_function_p): Ditto.
536 (edge_badness): Ditto.
537 (update_edge_key): Ditto.
538 (flatten_function): Ditto.
540 (inline_always_inline_functions): Ditto.
541 (early_inline_small_functions): Ditto.
543 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
545 Backport from mainline
546 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
548 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
549 Introduce emul_name to select the right linker emulation for
550 powerpc64-*-freebsd*.
551 * configure: Regenerate.
552 * config.gcc: Add bits to support powerpc64-*-freebsd*.
553 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
554 * config/rs6000/freebsd64.h: New file.
555 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
557 (rs6000_savres_strategy): Likewise.
558 (rs6000_savres_routine_name): Likewise.
559 (rs6000_elf_file_end): Likewise.
560 * config/rs6000/t-freebsd64: New file.
561 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
562 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
564 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
566 Backport from mainline
567 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
570 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
572 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
574 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
575 predicate to discriminate types.
577 2012-04-27 Richard Guenther <rguenther@suse.de>
580 * convert.c (convert_to_integer): Avoid infinite recursion for
581 target-defined built-in types.
583 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
586 * config/cris/cris.md ("*andhi_lowpart_v32")
587 ("*andqi_lowpart_v32"): Change first input-only operand from
588 a (match_operand ...) to (match_dup 0). Drop alternatives with
589 const_int-matching constraints for redundancy.
590 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
591 three-operand alternative.
593 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
595 Backport from mainline
596 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
599 (*addsi_2_zext): Ditto.
600 (*add<mode>_3): Ditto.
601 (*addsi_3_zext): Ditto.
602 (*add<mode>_5): Ditto.
604 2012-04-25 Jakub Jelinek <jakub@redhat.com>
607 * c-typeck.c (set_nonincremental_init,
608 set_nonincremental_init_from_string): Pass true instead of false
609 as IMPLICIT to add_pending_init.
611 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
613 Backport from 2012-04-24 mainline r186768.
616 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
618 2012-04-24 Richard Guenther <rguenther@suse.de>
620 PR tree-optimization/53085
621 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
624 2012-04-24 Jakub Jelinek <jakub@redhat.com>
627 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
629 (output_addressed_constants): Likewise.
632 * varasm.c (get_section): Don't ICE for section conflicts with
633 built-in section kinds.
635 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
637 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
639 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
641 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
643 2012-04-23 Richard Guenther <rguenther@suse.de>
646 * c-typeck.c (build_binary_op): Fix typo.
648 2012-04-23 Jakub Jelinek <jakub@redhat.com>
650 PR tree-optimizations/52891
651 * tree-vect-patterns.c (adjust_bool_pattern): Use
652 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
653 but with non-standard precision.
655 2012-04-22 Ian Lance Taylor <iant@google.com>
657 * godump.c (go_output_typedef): Dump size of structs.
659 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
661 Backport from mainline:
663 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
664 hints for 'A' operand types.
666 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
668 Backport from 2012-04-19 mainline r186588.
671 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
674 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
676 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
678 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/sync.md (atomic_<code><mode>): Rename to
682 atomic_<logic><mode>.
684 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
686 Backport from mainline
687 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
691 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
692 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
693 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
694 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
695 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
696 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
697 gen_avx2_permvarv8sf.
699 2012-04-16 Martin Jambor <mjambor@suse.cz>
701 Backported from mainline
703 2012-04-13 Martin Jambor <mjambor@suse.cz>
706 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
707 fold_ctor_reference returns a zero constant.
709 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
711 Backported from mainline
712 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
714 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
715 and __ILP32__ for x32.
717 2012-04-13 Tom de Vries <tom@codesourcery.com>
719 Backport from mainline r186418.
721 2012-04-13 Tom de Vries <tom@codesourcery.com>
723 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
724 parameters vuse and vuse_escaped.
725 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
726 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
729 2012-04-13 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/52969
732 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
733 the condition for the COND_EXPR and handle predicate negation
734 by swapping the COND_EXPR arms.
736 2012-04-13 Richard Guenther <rguenther@suse.de>
739 * convert.c (convert_to_pointer): Remove special-casing of
742 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
744 Backport from mainline
745 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
748 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
749 the list of options to enable the FCFID instruction.
750 (TARGET_EXTRA_BUILTINS): Adjust comment.
752 2012-04-12 Richard Guenther <rguenther@suse.de>
754 PR tree-optimization/52943
755 * tree-chrec.h (chrec_is_positive): Remove.
756 * tree-scalar-evolution.c (chrec_is_positive): Move ...
757 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
758 Return false for a constant zero instead of negative.
759 (analyze_siv_subscript_cst_affine): Handle zero difference
760 in the initial condition explicitely.
762 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
765 * varasm.c (process_pending_assemble_externals): Set
766 pending_assemble_externals_processed true.
767 (assemble_external): Call assemble_external_real if the pending
768 assemble externals have been processed.
770 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
773 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
774 the DECL generated for the special GOT helper.
776 2012-04-06 Walter Lee <walt@tilera.com>
778 Backport from mainline
779 2012-03-07 Walter Lee <walt@tilera.com>
781 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
782 REG_CFA_* notes for the stack pointer.
783 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
784 EH_RETURN_STACKADJ_RTX.
785 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
786 generate REG_CFA_* notes for the stack pointer.
787 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
788 by EH_RETURN_STACKADJ_RTX.
790 2012-04-06 Matt Turner <mattst88@gmail.com>
792 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
794 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
796 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
797 of the destination isn't also a FP_REGS register.
799 2012-04-03 Richard Guenther <rguenther@suse.de>
801 Backport from mainline
802 2012-03-02 Richard Guenther <rguenther@suse.de>
804 PR tree-optimization/52406
805 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
806 (struct indices): Add unconstrained_base member.
807 (struct dr_alias): Remove unused vops member.
808 (DR_UNCONSTRAINED_BASE): New define.
809 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
810 add indices to allow their disambiguation. Make DR_BASE_OBJECT
811 be an artificial access that covers the whole indexed object,
812 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
813 plain decl base-objects to their MEM_REF variant.
814 (dr_may_alias_p): When the base-object of either data reference
815 has unknown size use only points-to information.
816 (compute_affine_dependence): Make dumps easier to read and
818 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
819 DR_REF when looking for packed references.
820 (vect_supportable_dr_alignment): Likewise.
822 2012-04-03 Richard Guenther <rguenther@suse.de>
824 Backport from mainline
825 2012-03-15 Richard Guenther <rguenther@suse.de>
828 * tree-data-ref.c (subscript_dependence_tester_1): Check
829 all dimensions for non-conflicting access functions.
831 2012-04-03 Richard Guenther <rguenther@suse.de>
833 Backport from mainline
834 2012-03-06 Richard Guenther <rguenther@suse.de>
837 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
839 2012-03-23 Richard Guenther <rguenther@suse.de>
841 PR tree-optimization/52678
842 * tree-vectorizer.h (struct _stmt_vec_info): Add
843 loop_phi_evolution_part member.
844 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
845 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
846 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
847 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
848 Use the cached evolution part and the PHI nodes value from
849 the loop preheader edge instead of re-analyzing the evolution.
851 2012-03-26 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/52701
854 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
855 compute and set the evolution part of PHI nodes.
857 2012-03-30 Richard Guenther <rguenther@suse.de>
859 PR tree-optimization/52754
860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
861 propagate arbitrary addresses into really plain dereferences.
863 2012-04-03 Jakub Jelinek <jakub@redhat.com>
865 PR tree-optimization/52835
866 * tree-data-ref.c (build_rdg): Return NULL if
867 compute_data_dependences_for_loop failed.
869 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
871 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
872 (stmt_can_make_abnormal_goto): Use it.
873 (is_ctrl_altering_stmt): Likewise.
875 2012-03-31 Martin Jambor <mjambor@suse.cz>
877 Backported from mainline
878 2012-03-30 Martin Jambor <mjambor@suse.cz>
880 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
881 is a builtin_stack_save in a dominating BB.
883 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
886 crossing 128bit lane boundary.
888 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
890 Backported from mainline
891 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
896 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
897 * config/i386/i386.c: Include reload.h.
898 (ix86_legitimize_reload_address): New function.
900 2012-03-28 Martin Jambor <mjambor@suse.cz>
902 Backported from mainline
903 2012-03-27 Martin Jambor <mjambor@suse.cz>
906 * tree-sra.c (sra_modify_assign): Do not call
907 load_assign_lhs_subreplacements when working with an unscalarizable
910 2012-03-28 Jakub Jelinek <jakub@redhat.com>
913 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
914 __builtin_va_start to __builtin_next_arg if the latter is
915 builtin_decl_explicit_p rather than when it is not.
918 * tree-vect-generic.c (vector_element): Perform multiplication
919 for pos in bitsizetype type instead of idx type.
921 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
923 Backport from 2012-03-28 mainline r185910.
926 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
927 (avr_builtin_decl): New static function.
928 (struct avr_builtin_description, avr_bdesc): Move up.
929 Add GTY marker. Add field fndecl. Remove redundant field id.
930 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
931 (avr_expand_builtin): Code cleanup because .id is removed.
933 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
936 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
939 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
941 Backport from 2012-03-28 mainline r185907.
944 * config.gcc (tm_file): Remove avr/multilib.h.
946 * doc/invoke.texi (AVR Options): Adjust
947 documentation of -mtiny-stack.
949 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
950 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
951 * config/avr/t-avr: Remove generation of multilib.h.
952 * config/avr/t-multilib: Regenerate.
953 * config/avr/multilib.h: Remove.
954 * config/avr/avr.opt (-msp8): New option.
955 (avr_sp8): New variable.
956 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
957 * config/avr/avr.h (AVR_HAVE_SPH): New define.
958 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
959 (avr_device_to_sp8): New prototype.
960 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
961 (DRIVER_SELF_SPECS): New define.
962 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
963 __AVR_SP8__, __AVR_HAVE_SPH__.
964 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
965 AVR_HAVE_8BIT_SP to decide if SP_H is present.
966 (avr_file_start): Ditto.
968 2012-03-28 Jakub Jelinek <jakub@redhat.com>
971 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
972 instead of 8 in adjust_address.
974 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
976 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
977 of a unit before computing the offset in units.
979 2012-03-27 Richard Guenther <rguenther@suse.de>
982 * fold-const.c (try_move_mult_to_index): Handle &x.array more
985 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
988 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
990 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
993 * varasm.c: Include pointer-set.h.
994 (pending_assemble_externals_set): New pointer set.
995 (process_pending_assemble_externals): Destroy the pointer set.
996 (assemble_external): See if decl is in pending_assemble_externals_set,
997 and add it to pending_assemble_externals if necessary.
998 (init_varasm_once): Allocate pending_assemble_externals_set.
1000 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1002 Backported from mainline
1003 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1006 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1007 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1008 (vector_ltgt<mode>): Likewise.
1009 (vector_ordered<mode>): Likewise.
1010 (vector_unordered<mode>): Likewise.
1011 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1013 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1015 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1018 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1020 Backported from mainline
1021 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1025 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1026 GENERAL_REGS and FP_REGS for SImode.
1028 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1031 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1032 on any new_local_var_chain vars declared during recursing on
1033 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1035 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1037 Backport from 2012-03-22 mainline r185692.
1040 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1041 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1042 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1043 (delay_cycles_1, delay_cycles_2): Ditto.
1044 (delay_cycles_3, delay_cycles_4): Ditto.
1045 (nopv, *nopv): Ditto.
1046 (sleep, *sleep): Ditto.
1049 Backport from 2012-03-21 mainline r185605.
1051 PR rtl-optimization/52543
1053 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1054 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1055 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1056 (avr_load_libgcc_p): Restrict to __flash loads.
1057 (avr_out_lpm): Only handle 1-byte loads from __flash.
1058 (avr_load_lpm): New function.
1059 (avr_find_unused_d_reg): Remove.
1060 (avr_out_lpm_no_lpmx): Remove.
1061 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1062 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1063 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1064 (load_<mode>, load_<mode>_clobber): New insns.
1065 (mov<mode>): For multi-byte move from non-generic
1066 16-bit address spaces: Expand to load_<mode> resp.
1067 load_<mode>_clobber.
1068 (load<mode>_libgcc): Remove expander.
1069 (split-lpmx): Remove split.
1071 Backport from 2012-03-13 mainline r185329.
1074 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1075 offset (size) to a value the insns can deal with.
1076 (expand_epilogue): Ditto.
1078 Backport from 2012-03-12 mainline r185256.
1081 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1082 type from reg_class_t to enum reg_class.
1083 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1085 Backport from 2012-03-12 mainline r185253.
1088 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1089 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1090 r184615 from 2012-02-28.
1092 Backport from 2012-03-08 mainline r185105.
1094 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1095 for constants in [-63,63].
1097 Backport from 2012-03-08 mainline r185100.
1100 * config/avr/avr.c (avr_mem_clobber): New static function.
1101 (avr_expand_delay_cycles): Add memory clobber operand to
1102 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1103 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1104 (enable_interrupt, disable_interrupt): New expander.
1105 (nopv, sleep, wdr): New expanders.
1106 (delay_cycles_1): Add memory clobber.
1107 (delay_cycles_2): Add memory clobber.
1108 (delay_cycles_3): Add memory clobber.
1109 (delay_cycles_4): Add memory clobber.
1110 (cli_sei): New insn from former "enable_interrupt",
1111 "disable_interrupt" with memory clobber.
1112 (*wdt): New insn from former "wdt" with memory clobber.
1113 (*nopv): Similar, but for "nopv".
1114 (*sleep): Similar, but for "sleep".
1116 Backport from 2012-03-07 mainline r185043.
1119 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1121 Backport from 2012-03-07 mainline r185032.
1124 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1125 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1126 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1128 Backport from 2012-03-07 mainline r185031.
1131 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1133 * config/avr/avr.md (xload_8): Adjust insn length.
1135 Backport from 2012-03-07 mainline r185030.
1138 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1139 if RAMPZ affects reading from RAM.
1141 Backport from 2012-03-05 mainline r184919.
1143 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1145 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1147 Backport from mainline r185259.
1150 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1151 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1153 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1155 Backported from mainline
1156 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1159 * c-parser.c (c_parser_postfix_expression)
1160 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1162 * config/i386/smmintrin.h: Avoid /* within a comment.
1163 * config/i386/nmmintrin.h: Likewise.
1165 2012-03-22 Richard Guenther <rguenther@suse.de>
1167 * BASE-VER: Set to 4.7.1.
1168 * DEV-PHASE: Set to prerelease.
1170 2012-03-22 Release Manager
1172 * GCC 4.7.0 released.
1174 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1176 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1178 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1179 Andrew Pinski <apinski@cavium.com>
1182 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1183 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1184 calls instead of __builtin_ir{int,ound}*.
1186 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1189 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1192 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1194 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1195 Refer to GCC 4.7 version of c99status.html.
1197 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1199 Backport from mainline
1200 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1202 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1203 redefine to be NULL if the current bit-size is different from the
1204 configured bit-size.
1206 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1207 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1208 set the default tuning. Add asserts to make sure the cpu and tune
1209 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1210 test whether the index is set, instead of > 0.
1211 (rs6000_file_start): Do not reset the default cpu if the current
1212 bit-size is different from the configured bit-size.
1214 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1216 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1218 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1219 Update binutils references.
1220 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1221 Update binutils reference.
1222 Update Sun as/GNU ld caveat.
1223 Document binutils largefile requirement for LTO plugin.
1224 Remove reference to alternate libpthread.
1226 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1228 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1230 (Specific, mips-sgi-irix6): Likewise.
1232 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1234 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1235 * configure: Regenerate.
1237 2012-03-07 Richard Henderson <rth@redhat.com>
1239 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1240 * config/m68k/sync.md (atomic_test_and_set): Use it.
1241 (atomic_test_and_set_1): Likewise.
1243 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1246 * Makefile.in: Let install-gcc-ar depend on installdirs,
1247 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1248 Don't double canonicalize if cross-compiling.
1250 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1252 * trans-mem.c: New typedef for tm_region_p.
1253 Define vector types for tm_region_p.
1254 (tm_region_init): Replace region_worklist to a vector called
1257 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1260 * trans-mem.c (tm_region_init): Use last_basic_block.
1262 2012-03-05 Richard Henderson <rth@redhat.com>
1265 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1266 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1267 BIGGEST_ALIGNMENT is aligned.
1269 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1271 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1273 2012-03-05 Richard Henderson <rth@redhat.com>
1276 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1277 instead of calling negqi2 directly.
1279 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1281 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1282 (INTMAX_TYPE): Use it.
1283 (UINTMAX_TYPE): Likewise.
1284 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1285 (irix6_c_common_override_options): Declare.
1286 (C_COMMON_OVERRIDE_OPTIONS): Define.
1287 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1288 * config/mips/irix6-c.c: New file.
1289 * config/mips/t-irix6 (irix6-c.o): New target.
1290 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1293 2012-03-02 Richard Henderson <rth@redhat.com>
1295 * optabs.c (expand_atomic_test_and_set): Honor
1296 atomic_test_and_set_trueval even when atomic_test_and_set
1297 optab is not in use.
1299 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1301 Backport from mainline
1302 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1304 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1306 2012-03-02 Richard Guenther <rguenther@suse.de>
1308 * DEV-PHASE: Set to prerelease.
1310 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1312 * config.gcc (obsolete): Add all ARM targets using the FPA.
1313 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1314 * doc/install.texi: Avoid references to obsolete ARM ports.
1316 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1318 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1320 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1321 Joern Rennecke <joern.rennecke@embecosm.com>
1323 * doc/extend.texi: Expand and update information on interrupt
1324 attribute for Epiphany.
1326 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1328 * config/sh/sh-protos.h: Update copyright notice dates.
1329 * config/sh/sh.h: Likewise.
1330 * config/sh/sh.md: Likewise.
1331 * config/sh/constraints.md: Likewise.
1332 * config/sh/predicates.md: Likewise.
1334 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1336 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1337 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1339 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1341 * config/sh/constraints.md: Fix comment typo.
1343 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1346 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1347 unsigned HOST_WIDE_INT.
1348 (zvdep_imm64): Likewise.
1349 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1350 (vdepi_and): Likewise.
1351 Likewise for unamed 64-bit patterns.
1352 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1354 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1357 PR rtl-optimization/52417
1358 * cselib.c (cselib_any_perm_equivs): New variable.
1359 (cselib_reset_table): Check that it's not set when not
1360 preserving constants.
1361 (cselib_add_permanent_equiv): Set it.
1362 (cselib_have_permanent_equivalences): New.
1363 (cselib_init, cselib_finish): Reset it.
1364 * cselib.h (cselib_have_permanent_equivalences): Declare.
1365 * alias.c (get_addr): Restore earlier behavior when there
1366 aren't permanent equivalences.
1368 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1370 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1371 * config/v850/v850-modes.def: Fix copyright notice.
1373 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1375 * doc/extend.texi (AVR Built-in Functions): Document
1376 __builtin_avr_flash_segment.
1378 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1379 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1380 (*split.flash_segment): New insn-and-split.
1381 * config/avr/avr.c (avr_init_builtins): Add local variables:
1382 const_memx_void_node, const_memx_ptr_type_node,
1383 char_ftype_const_memx_ptr.
1385 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1387 PR tree-optimization/52445
1388 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1389 add ssa_name_ver, offset and size fields and change store field
1391 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1392 (add_or_mark_expr): Likewise. Only consider previous stores
1393 with the same size and offset.
1394 (nt_init_block): Only look at gimple_assign_single_p stmts,
1395 doesn't look at rhs2.
1397 2012-03-01 Richard Guenther <rguenther@suse.de>
1400 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1401 conversions from integral types to pointer types.
1403 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1405 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1406 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1407 unintentionally removed in r184616.
1409 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1411 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1414 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1415 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1419 alternatives, add "e" constraint to the new last alternative
1420 and ! to last 3 alternatives.
1422 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1424 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1425 DW_AT_artificial attributes at the end of the processing.
1426 (gen_array_type_die): Likewise.
1427 (gen_enumeration_type_die): Likewise.
1428 (gen_struct_or_union_type_die): Likewise.
1429 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1432 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1435 * expr.c (expand_assignment): If doing misaligned store that doesn't
1436 cover all mode bits, perform a RMW cycle.
1438 PR tree-optimization/52429
1439 * tree-parloops.c (separate_decls_in_region_debug): Return early
1440 if var is LABEL_DECL.
1442 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1444 PR tree-optimization/52424
1445 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1446 calling dom_thread_across_edge.
1448 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1450 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1452 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1454 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1455 * config/avr/avr.c (avr_output_bld): Remove unused function.
1456 (avr_out_sbxx_branch): Use "%T" to print bit position.
1458 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1460 * config/avr/avr.md: Untabify.
1462 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1464 * config/avr/avr.md (eqne): New code iterator.
1465 (*dec-and-branchsi): Use it in text peephole's condition.
1466 (*dec-and-branchhi): Ditto.
1467 (*dec-and-branchqi): Ditto.
1469 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1472 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1473 the device does not have the skip-bug.
1475 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1477 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1478 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1479 -mpretend-cmove): New.
1481 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1484 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1485 doesn't count DEBUG_INSN refs.
1486 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1487 for DEBUG_INSN refs.
1489 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1493 2012-02-20 Richard Guenther <rguenther@suse.de>
1494 PR tree-optimization/52298
1495 * tree-vect-stmts.c (vectorizable_load): Properly use
1496 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1499 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1502 * gimple.h (gimple_in_transaction): New.
1503 (gimple_set_in_transaction): New.
1504 (struct gimple_statement_base): Add in_transaction field.
1505 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1507 (tree_ssa_lim_initialize): Compute transaction bits.
1508 * tree.h (compute_transaction_bits): Protoize.
1509 * trans-mem.c (tm_region_init): Use the heap to store BB
1511 (compute_transaction_bits): New.
1513 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1515 * gcc.c (display_help): Document --help=common and sort entries
1518 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1520 * doc/install.texi: Document check-$LANG specific shortcuts
1522 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1525 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1527 * config/arm/arm_neon.h: Regenerate.
1528 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1529 (neon_vcgeu): New insn.
1530 (neon_vcgtu): Likewise.
1531 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1532 (ops): Unsigned comparison intrinsics call a different
1535 2012-02-28 Richard Guenther <rguenther@suse.de>
1538 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1539 ordering for the VEC_CONCAT for two element vectors for
1540 V2SFmode, V2SImode and V2DImode.
1542 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1545 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1546 detecting big-endian triplets.
1548 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1550 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1551 mode if there is no type information available.
1553 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1555 PR tree-optimization/53207
1556 * doc/invoke.texi: Document as experimental and relying on graphite.
1558 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1560 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1561 of initializer to changes from r184614.
1563 2012-02-28 Richard Guenther <rguenther@suse.de>
1565 PR tree-optimization/52395
1566 * tree-sra.c (build_ref_for_offset): Also look at the base
1567 TYPE_ALIGN when figuring out the alignment of the replacement.
1569 2012-02-28 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/52402
1572 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1573 mis-aligned types when creating the accesses at the call site.
1575 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1577 * config/avr/builtins.def: New file.
1578 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1579 * config/avr/avr.c (enum avr_builtin_id): Use it.
1580 (avr_init_builtins): Use it. And use avr_bdesc.
1581 (bdesc_1arg): Remove.
1582 (bdesc_2arg): Remove.
1583 (bdesc_3arg): Remove.
1584 (struct avr_builtin_description): Add field n_args.
1585 (avr_bdesc): New static variable using builtins.def.
1586 (avr_expand_builtin): Use it.
1587 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1588 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1589 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1591 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1594 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1595 match only one single hard register with respective hard reg rtx.
1596 (movmemx_<mode>): Ditto.
1597 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1598 insn anatomy of movmem[x]_<mode>.
1599 (avr_out_movmem): Same for printing assembler and operand usage.
1601 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1605 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1606 address spaces located outside of device flash.
1608 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1609 (mcu_type_s): Add field n_flash.
1610 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1611 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1612 (AVR_MCU): Add N_FLASH argument.
1613 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1614 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1615 macro __FLASH<n> if that address space makes sense for the device.
1616 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1617 outside of target flash.
1618 (avr_asm_named_section): Ditto.
1619 (avr_asm_select_section): Ditto.
1620 (avr_addr_space_convert): Ditto.
1621 (avr_emit_movmemhi): Ditto.
1622 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1623 address space is outside of device flash.
1624 (avr_insert_attributes): Ditto.
1625 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1626 avr_current_arch->n_segments.
1628 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1631 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1633 (*movabs<mode>_2): Likewise.
1635 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1638 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1639 s_register_operand in the test instead of REG_P. Don't call
1640 gen_reg_rtx if it won't be used.
1642 PR tree-optimization/52376
1643 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1645 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1647 * ifcvt.c (noce_get_condition): Check condition variable is not
1648 small_register_classes_for_mode_p before accepting.
1650 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1654 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1657 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1658 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1660 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1662 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1664 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1666 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1668 * config/sh/predicates.md: Remove blank lines.
1669 * config/sh/sh.c: Fix typos in comments.
1670 * config/sh/constraints.md: Likewise.
1671 * config/sh/sh.md: Remove blank lines.
1672 Fix typos in comments. Use ;; as comment characters.
1674 2012-02-26 Walter Lee <walt@tilera.com>
1676 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1677 (replace_mov_pcrel_step2): Ditto.
1679 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1682 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1683 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1684 and locs that reference values newer than the non-canonical value
1685 at hand. Return the canonical value as a worst case.
1686 (memrefs_conflict_p): Walk canonical value's locs.
1689 * cselib.c (preserve_only_constants): Rename to...
1690 (preserve_constants_and_equivs): ... this. Split out...
1691 (invariant_or_equiv_p): ... this. Preserve plus expressions
1692 of other preserved expressions too.
1693 (cselib_reset_table): Adjust.
1694 * var-tracking.c (reverse_op): Use canonical value to build
1697 2012-02-23 Kai Tietz <ktietz@redhat.com>
1699 * config/i386/i386.c (ix86_delegitimize_address): Handle
1700 UNSPEC_PCREL plus displacement.
1702 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1705 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1706 to test for unusedness in st X addressing.
1708 2012-02-24 Richard Guenther <rguenther@suse.de>
1711 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1712 (is_gimple_reg_type): Move inline ...
1713 * gimple.h (is_gimple_reg_type): ... here.
1715 2012-02-24 Richard Guenther <rguenther@suse.de>
1718 * passes.c (execute_function_todo): When verifying SSA form
1719 verify gimple form first.
1720 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1722 2012-02-24 Richard Guenther <rguenther@suse.de>
1725 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1726 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1728 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1730 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1732 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1734 * tree-phinodes.c (make_phi_node): Mark static.
1735 * tree-flow.h (make_phi_node): Remove extern decl.
1736 * doc/gimple.texi (make_phi_node): Remove documentation.
1738 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1740 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1741 * tree-ssa-sccvn.c (print_scc): Ditto.
1743 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1745 * doc/passes.texi (Full redundancy elimination): Fix typo.
1747 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1749 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1751 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1754 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1756 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1759 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1761 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1763 * config/avr/avr.md (code_stdname): Add ior, xor.
1764 (xior): New code iterator.
1765 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1766 (*<code_stdname><mode>qi.byte1-3): Ditto.
1768 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1770 PR tree-optimization/52019
1771 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1774 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1776 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1777 HAVE_INITFINI_ARRAY to work around namespace pollution in
1778 certain versions of newlib system headers.
1779 * config.in: Regenerate.
1780 * configure: Regenerate.
1781 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1782 instead of HAVE_INITFINI_ARRAY.
1784 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1787 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1788 is not offsettable memory reference.
1790 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1793 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1794 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1796 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1798 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1799 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1801 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1803 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1804 library on Solaris 8 even without TLS support.
1805 * configure: Regenerate.
1807 2012-02-22 Richard Guenther <rguenther@suse.de>
1810 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1811 for GIMPLE_DEBUG stmts.
1813 2012-02-22 Martin Jambor <mjambor@suse.cz>
1816 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1817 according to the base object.
1819 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1821 PR rtl-optimization/50063
1822 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1823 and 2 (8-bit SP) in operand 2.
1824 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1825 setup to use movhi_sp_r instead of vanilla move to write SP.
1826 Adjust REG_CFA notes to superseed unspec.
1827 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1829 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1830 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1831 irq_state 1 (IRQ known to be on) here.
1833 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1835 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1837 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1838 assign_hard_reg): Likewise.
1840 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1842 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1844 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1847 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1848 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1850 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1852 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1853 prototype from here to...
1854 * config/avr/avr.h: ...here.
1856 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1859 * thumb2.md (thumb2_shiftsi3_short): Split register and
1860 immediate shifts. For register shifts tie operands 0 and 1.
1861 (peephole2 for above): Check that register-controlled shifts
1862 have suitably tied operands.
1864 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1867 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1868 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1869 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1870 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1871 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1872 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1873 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1874 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1875 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1876 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1877 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1878 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1879 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1880 bdver1_ssevector_avx256_unaligned_load,
1881 bdver1_ssevector_sse128_unaligned_load,
1882 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1883 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1884 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1885 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1886 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1887 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1888 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1889 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1890 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1891 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1892 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1893 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1894 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1895 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1896 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1897 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1898 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1899 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1900 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1901 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1902 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1903 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1904 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1905 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1906 bdver1_ssediv_double_load, bdver1_ssediv_double,
1907 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1908 Add "bdver2" attribute.
1910 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1912 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1913 default if possible and not specified otherwise.
1915 2012-02-21 Richard Guenther <rguenther@suse.de>
1918 * gimplify.c (create_tmp_from_val): Use the main variant type
1919 for the type of the temporary we create.
1921 2012-02-21 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/52324
1924 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1925 do not gimplify a MEM_REF address operand if it is already
1928 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1930 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1931 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1933 2012-02-21 Richard Guenther <rguenther@suse.de>
1935 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1936 nested_in_vect_loop.
1938 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1940 PR tree-optimization/52318
1941 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1942 vdef also to non-pure/const call stmts in the sequence.
1944 2012-02-20 David S. Miller <davem@davemloft.net>
1946 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1947 don't use the "rd %pc" instruction on v9 for PIC register loads.
1949 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1952 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1953 in a transaction safe function.
1955 2012-02-20 Kai Tietz <ktietz@redhat.com>
1958 * stor-layout.c (place_field): Handle desired_align for
1961 2012-02-20 Richard Guenther <rguenther@suse.de>
1963 PR tree-optimization/52298
1964 * tree-vect-stmts.c (vectorizable_store): Properly use
1965 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1967 (vectorizable_load): Likewise.
1968 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1969 Access DR_STEP after ensuring it is not NULL.
1971 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1973 PR tree-optimization/52286
1974 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1975 optimization use double_int_to_tree instead of build_int_cst_wide,
1976 rewrite to use double_int vars.
1978 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1981 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1983 Remove -e 0 from $gcc_cv_ld invocation.
1984 Only use __GLIBC_PREREQ if defined.
1985 Enable on Solaris since Solaris 8 patch.
1986 (gcc_SUN_LD_VERSION): New macro.
1987 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1988 gcc_SUN_LD_VERSION for version number format.
1989 * configure: Regenerate.
1990 * varasm.c (get_elf_initfini_array_priority_section): Set
1991 SECTION_NOTYPE for non-default priority.
1992 Use get_section instead of get_unnamed_section to emit
1993 .init_array/.fini_array with default priority.
1995 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1997 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1998 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1999 (mips_start_unique_function, mips_output_mips16_rdhwr)
2000 (mips_code_end): New functions.
2001 (TARGET_ASM_CODE_END): Define.
2003 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2005 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2006 to stubs with non-sibling calls.
2008 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2010 * doc/invoke.texi (-fira-* options): Copy-edit.
2011 (ira-* parameters): Copy-edit.
2013 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2015 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2016 GCC coding conventions.
2018 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2020 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2021 when used as adjectives.
2023 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2025 * doc/invoke.texi: Clean up "that"/"which" confusion.
2027 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2029 * system.h: Poison SMALL_REGISTER_CLASSES
2030 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2031 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2033 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2035 PR tree-optimization/52285
2036 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2037 when deciding if a call is a tail call or tail recursion.
2039 2012-02-16 Kai Tietz <ktietz@redhat.com>
2041 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2042 interger-constant displacement for UNSPEC_PCREL.
2044 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2046 PR rtl-optimization/52208
2047 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2048 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2050 PR tree-optimization/52255
2051 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2052 loop->header has virtual PHI, but exit_e->dest doesn't, add
2053 virtual PHI to exit_e->dest and adjust all uses after the loop.
2056 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2057 children with clone_tree_hash, not after it.
2059 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2061 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2062 extended identifiers.
2064 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2067 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2068 a same_body_alias, also test whether e->callee isn't a former
2069 or current clone of the decl this is a same body alias of.
2071 PR translation/52264
2072 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2074 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2076 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2078 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2081 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2082 force_reg instead of copy_to_reg for better optimization. Force
2083 non-register or memory operands into a register.
2085 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2087 * extend.texi: Reserve upper bits of memory model for future use.
2089 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2090 Anatoly Sokolov <aesok@post.ru>
2091 Eric Weddington <eric.weddington@atmel.com>
2094 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2095 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2096 Rewrite initializers for .macro.
2097 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2098 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2099 atxmega32d4, atxmega32x1.
2100 avrxmega4: atxmega64a3, atxmega64d3.
2101 avrxmega5: atxmega64a1, atxmega64a1u.
2102 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2103 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2104 avrxmega7: atxmega128a1, atxmega128a1u.
2105 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2106 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2107 (struct base_arch_s): Rename reserved to xmega_p.
2108 Rename reserved2 to have_rampd.
2109 (AVR_XMEGA): New define.
2110 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2111 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2112 * config/avr/predicates.md (io_address_operand): Take into
2114 (low_io_address_operand): Ditto.
2115 (high_io_address_operand): Ditto.
2116 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2117 (enabled, movhi_sp_r): Use them.
2118 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2119 cpp_define_formatted to built-in define __AVR_ARCH__.
2120 (__AVR_XMEGA__): New built-in define.
2121 (__AVR_HAVE_RAMPD__): New built-in define.
2122 (__AVR_HAVE_RAMPX__): New built-in define.
2123 (__AVR_HAVE_RAMPY__): New built-in define.
2124 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2126 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2127 (avr_option_override): Initialize them.
2128 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2129 (avr_init_expanders): Initialize them. No more block several calls.
2130 (emit_push_sfr): New static function.
2131 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2133 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2134 (avr_print_operand): Print addreeses as symbols for
2135 RAMPX, RAMPY, RAMPD, CCP.
2136 (output_movhi): Handle AVR_XMEGA when writing to SP.
2137 (avr_out_movhi_mr_r_xmega): New static function.
2138 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2139 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2140 __RAMPD__, __CCP__ as needed.
2142 * config/avr/multilib.h: Regenerate.
2143 * config/avr/t-multilib: Regenerate.
2144 * config/avr/avr-tables.opt: Regenerate.
2146 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2148 PR tree-optimization/50561
2149 * graphite-flattening.c (lst_project_loop): Do not
2150 remove old scattering dimensions after flattening.
2151 (lst_do_flatten): Likewise.
2153 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2155 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2156 __builtin_avr_map8, __builtin_avr_map16.
2157 Document __builtin_avr_insert_bits.
2159 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2160 (insert_bits): New insn.
2161 (adjust_len.map_bits): Rename to insert_bits.
2162 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2163 * avr-protos.h (avr_out_map_bits): Remove.
2164 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2165 * config/avr/constraints.md (Cxf,C0f): New.
2166 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2167 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2168 New built-in define __BUILTIN_AVR_INSERT_BITS.
2169 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2170 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2171 (avr_move_bits): Rewrite.
2172 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2174 (avr_map_op_t): New typedef.
2175 (avr_map_op): New static variable.
2176 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2177 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2178 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2179 (bdesc_3arg, avr_expand_triop_builtin): New.
2180 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2181 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2182 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2183 (avr_map_equal_p, avr_map_sig_p): Remove.
2184 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2185 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2186 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2187 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2188 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2189 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2191 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2193 * config/c6x/c6x.md (reserve_cycles): New attribute.
2194 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2195 don't reserve functional units after the branch occurs.
2197 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2200 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2201 functions into non-tm_pure functions.
2203 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2206 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2207 (iterative_hash_canonical_type): Likewise.
2208 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2211 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2213 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2214 sched-group insn, it either remains alone or the entire list is pruned.
2216 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2218 * doc/install.texi (Prerequisites): Fix grammar.
2219 (Configuration): Likewise.
2221 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2223 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2224 MPC as part of GCC before describing configuring with --with-gmp etc.
2225 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2226 sources are present.
2228 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2231 * dwarf2out.c (clone_tree_hash): New function.
2232 (copy_decls_walk): Use it instead of clone_tree.
2234 2012-02-14 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/52244
2237 PR tree-optimization/51528
2238 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2239 replacements for integral types.
2241 2012-02-14 Walter Lee <walt@tilera.com>
2243 * config.gcc: Handle tilegx and tilepro.
2244 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2246 Add HAVE_AS_TLS check for tilegx and tilepro.
2247 * configure: Regenerate.
2248 * doc/contrib.texi: Add Mat Hostetter and self.
2249 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2250 Document instruction intrinsics and network accessing intrinsics.
2251 (TILEPro Built-in Functions): New node. Document instruction
2252 intrinsics and network accessing intrinsics.
2253 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2254 (Specific, tilepro-*-linux*): Likewise.
2255 * doc/invoke.texi (TILE-Gx Options): New section.
2256 (TILEPro Options): New section.
2257 * doc/md.texi (TILE-Gx): New section.
2258 (TILEPro): New section.
2259 * common/config/tilegx/tilegx-common.c: New file.
2260 * common/config/tilepro/tilepro-common.c: New file.
2261 * config/tilegx/constraints.md: New file.
2262 * config/tilegx/linux.h: New file.
2263 * config/tilegx/mul-tables.c: New file.
2264 * config/tilegx/predicates.md: New file.
2265 * config/tilegx/sync.md: New file.
2266 * config/tilegx/t-tilegx: New file.
2267 * config/tilegx/tilegx-builtins.h: New file.
2268 * config/tilegx/tilegx-c.c: New file.
2269 * config/tilegx/tilegx-generic.md: New file.
2270 * config/tilegx/tilegx-modes.def: New file.
2271 * config/tilegx/tilegx-multiply.h: New file.
2272 * config/tilegx/tilegx-protos.h: New file.
2273 * config/tilegx/tilegx.c: New file.
2274 * config/tilegx/tilegx.h: New file.
2275 * config/tilegx/tilegx.md: New file.
2276 * config/tilegx/tilegx.opt: New file.
2277 * config/tilepro/constraints.md: New file.
2278 * config/tilepro/gen-mul-tables.cc: New file.
2279 * config/tilepro/linux.h: New file.
2280 * config/tilepro/mul-tables.c: New file.
2281 * config/tilepro/predicates.md: New file.
2282 * config/tilepro/t-tilepro: New file.
2283 * config/tilepro/tilepro-builtins.h: New file.
2284 * config/tilepro/tilepro-c.c: New file.
2285 * config/tilepro/tilepro-generic.md: New file.
2286 * config/tilepro/tilepro-modes.def: New file.
2287 * config/tilepro/tilepro-multiply.h: New file.
2288 * config/tilepro/tilepro-protos.h: New file.
2289 * config/tilepro/tilepro.c: New file.
2290 * config/tilepro/tilepro.h: New file.
2291 * config/tilepro/tilepro.md: New file.
2292 * config/tilepro/tilepro.opt: New file.
2294 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2296 PR tree-optimization/52210
2297 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2298 vect_model_simple_cost with two entry vect_def_type array instead
2299 of an address of dt.
2301 2012-02-14 Richard Guenther <rguenther@suse.de>
2304 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2305 Do not stream DECL_QUALIFIER.
2306 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2307 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2308 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2310 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2313 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2316 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2319 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2320 * cselib.c (cselib_subst_to_values_from_insn): New function.
2321 * sched-deps.c (add_insn_mem_dependence,
2322 sched_analyze_1, sched_analyze_2): Use it.
2324 2012-02-13 Jan Hubicka <jh@suse.cz>
2327 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2329 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2331 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2332 (GTM_SELF_SPECS): Define if not already defined.
2333 (driver_self_specs): Add GTM_SELF_SPECS.
2334 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2335 (GTM_SELF_SPECS): Define.
2336 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2337 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2339 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2341 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2344 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2347 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2348 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2350 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2353 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2355 2012-02-13 Richard Guenther <rguenther@suse.de>
2357 PR translation/52211
2358 * passes.c (enable_disable_pass): Fix typo.
2360 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2363 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2364 XOR for reduce_bit_field if type is unsigned.
2366 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2368 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2369 disallow changes from SFmode to mode with different size in FP regs.
2371 2012-02-12 Robert Millan <rmh@gnu.org>
2372 Gerald Pfeifer <gerald@pfeifer.com>
2374 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2377 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2379 PR rtl-optimization/52175
2380 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2381 to frame-related instructions.
2383 2012-02-10 Jason Merrill <jason@redhat.com>
2386 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2387 (demangle_new_symbols): Fill it.
2388 (scan_linker_output): Walk it.
2389 (start_tweaking): Split out from scan_linker_output.
2390 (maybe_tweak): Update sym->chosen.
2391 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2393 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2396 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2398 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2400 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2401 having the same mode as previous compare.
2403 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2405 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2406 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2407 (nonlocal_goto_internal): Likewise.
2408 (nonlocal_goto): Emit a use and an indirect jump directly.
2410 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2413 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2414 __atomic_{is,always}_lock_free.
2416 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2419 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2420 negative constant address for x32.
2422 2012-02-10 Richard Henderson <rth@redhat.com>
2424 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2425 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2426 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2428 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2429 Ira Rosen <irar@il.ibm.com>
2431 PR tree-optimization/50031
2432 * targhooks.c (default_builtin_vectorization_cost): Handle
2434 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2435 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2436 all types of reduction and pattern statements.
2437 (vect_estimate_min_profitable_iters): Likewise.
2438 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2439 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2440 for explicit realigns.
2441 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2442 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2444 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2445 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2446 vec_perm for VSX and handle vec_promote_demote.
2448 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2451 * builtins.c (fold_builtin_atomic_always_lock_free,
2452 expand_builtin_atomic_always_lock_free,
2453 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2454 Return and/or test boolean_true_node/boolean_false_node instead of
2455 integer_one_node/integer_zero_node.
2457 2012-02-10 Jan Hubicka <jh@suse.cz>
2460 * predict.c (predict_paths_for_bb): Prevent looping.
2461 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2463 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2465 * config/arm/arm.c (output_move_double): In one case properly
2466 count number of instructions that will be emitted.
2468 2012-02-10 Richard Guenther <rguenther@suse.de>
2470 PR translation/52193
2471 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2473 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2476 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2478 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2481 * var-tracking.c (emit_note_insn_var_location): If
2482 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2483 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2484 non-NOTE_DURING_CALL_P insn.
2486 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2489 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2491 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2494 * gcc.c (switch_matches) Support switches with separated form,
2497 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2499 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2501 (RAMPZ_ADDR): Ditto.
2502 * config/avr/avr.c (avr_addr_t): New typedef.
2503 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2504 (avr_init_expanders): Initialize it.
2505 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2507 (expand_epilogue): Ditto.
2508 (avr_print_operand): Ditto.
2509 (avr_file_start): Ditto.
2510 (avr_emit_movmemhi): Ditto.
2512 2012-02-08 Richard Guenther <rguenther@suse.de>
2514 PR tree-optimization/46886
2515 * tree-flow.h (do_while_loop_p): Declare.
2516 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2517 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2519 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2521 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2522 always succeed for integers larger than a native word.
2524 2012-02-08 Richard Guenther <rguenther@suse.de>
2526 PR rtl-optimization/52170
2527 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2528 properly handle integer vector modes.
2530 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2532 PR gcov-profile/52150
2533 * coverage.c: Include target.h.
2534 (build_var): Call targetm.strip_name_encoding on the assembler name.
2535 Change one _ into . or $ if the target allows it.
2536 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2538 PR rtl-optimization/52139
2539 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2540 is a BARRIER after emit_insn_after_noloc, move BB_END
2541 to the last non-BARRIER insn before it.
2543 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2546 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2547 (mips_gimplify_va_arg_expr): Call it instead of
2548 std_gimplify_va_arg_expr.
2550 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2552 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2553 message for -mno-pointers-to-nested-function.
2555 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2558 * expr.c (get_inner_reference): If there is an offset, add a negative
2559 bit position to it (if any).
2561 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2563 PR rtl-optimization/52060
2564 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2565 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2566 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2567 and/or i0src_copy2 when needed.
2569 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2571 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2572 or LTOPLUGINSONAME if have_c.
2574 * config/freebsd-spec.h: Add comment about what macros can be defined
2576 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2577 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2580 2012-02-07 Richard Guenther <rguenther@suse.de>
2582 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2583 newline in -alias dumps.
2585 2012-02-07 Kai Tietz <ktietz@redhat.com>
2586 Dave Korn <dave.korn.cygwin@gmail.com>
2589 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2590 Take care that typinfo gets dllexport-attribute.
2592 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2595 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2596 if modifier < EXPAND_SUM call force_operand on the result.
2598 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2600 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2601 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2603 (epiphany_function_type): Replace types for specific interrupts with
2604 EPIPHANY_FUNCTION_INTERRUPT.
2605 (EPIPHANY_INTERRUPT_P): Update.
2606 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2607 New static function.
2608 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2609 <disinterrupt>: Affects type identity.
2610 (epiphany_handle_interrupt_attribute): Handle variable number of
2612 (epiphany_compute_function_type): Update for new
2613 epiphany_function_type definition.
2614 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2615 handlers with a longcall forwarder.
2616 (epiphany_start_function): Handle multiple interrupt arguments and/or
2617 forwarder_section attribute.
2619 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2622 2012-02-07 Alan Modra <amodra@gmail.com>
2625 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2628 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2630 PR tree-optimization/50969
2631 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2632 use vec_perm rather than vector_stmt.
2633 (vect_model_load_cost): Likewise.
2634 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2635 vec_perm to be the same as other vector statements.
2636 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2637 cost of vec_perm for TARGET_VSX.
2639 2012-02-06 Richard Guenther <rguenther@suse.de>
2641 PR tree-optimization/52115
2642 * tree-sra.c (access_has_replacements_p): New function.
2643 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2645 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2648 * trans-mem.c (expand_call_tm): Add an assertion.
2649 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2652 2012-02-06 Richard Guenther <rguenther@suse.de>
2654 PR tree-optimization/50955
2655 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2656 raise cost of expressions that replace an address with an
2657 expression based on a different pointer.
2659 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2662 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2663 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2665 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2668 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2669 -Weffc++ and specify guidelines come from second edition.
2671 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2673 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2674 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2675 (call_direct_split, call_value_split, call_value_internal_direct)
2676 (call_value_direct_split, call_value_multiple_split): Use jal and
2677 jal_macro attributes.
2679 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2681 * reload1.c (reload_regs_reach_end_p): Replace with...
2682 (reload_reg_rtx_reaches_end_p): ...this function.
2683 (new_spill_reg_store): Update commentary.
2684 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2685 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2686 before setting new_spill_reg_store.
2687 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2688 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2689 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2690 for non-spill reload registers.
2692 2012-02-05 Ira Rosen <irar@il.ibm.com>
2694 PR tree-optimization/52091
2695 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2696 (vect_is_simple_use_1): Likewise.
2697 * tree-vect-loop.c (vectorizable_reduction): Update calls
2698 to vect_is_simple_use_1 and vect_is_simple_use.
2699 (vectorizable_live_operation): Likewise.
2700 * tree-vect-patterns.c (widened_name_p,
2701 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2702 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2703 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2704 vectorizable_shift,vectorizable_operation, vectorizable_store,
2705 vectorizable_load): Likewise.
2706 (vect_is_simple_cond): Add an argument, pass it to
2707 vect_is_simple_use_1.
2708 (vectorizable_condition): Update calls to vect_is_simple_cond,
2710 (vect_is_simple_use): Add an argument, the statement in which
2711 OPERAND is used. Check that if OPERAND's def stmt is a double
2712 reduction phi node, the use is a phi node too.
2713 (vect_is_simple_use_1): Add an argument, pass it to
2715 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2716 to vect_is_simple_use.
2718 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2720 PR rtl-optimization/52095
2721 * modulo-sched.c (dump_insn_locator): New function.
2722 (loop_canon_p, sms_schedule): Use it.
2724 PR rtl-optimization/52113
2725 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2726 even for decomposable shift/zext insns.
2728 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2729 Zdenek Dvorak <ook@ucw.cz>
2731 PR rtl-optimization/52092
2732 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2733 on get_iv_value result.
2735 2012-02-02 Andrew Pinski <apinski@cavium.com>
2739 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2741 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2744 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2746 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2748 PR rtl-optimization/49800
2749 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2750 (sched_finish): Call regstat_free_n_sets_and_refs.
2752 2012-02-02 Jia Liu <proljc@gmail.com>
2754 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2757 2012-02-02 Jan Hubicka <jh@suse.cz>
2758 Tom de Vries <tom@codesourcery.com>
2761 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2762 * varpool.c (varpool_analyze_pending_decls): Likewise.
2764 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2765 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2767 * config.gcc: Add cr16-* support.
2769 * doc/extend.texi: Document cr16 extensions.
2770 * doc/install.texi: Document cr16 install.
2771 * doc/invoke.texi: Document cr16 options.
2772 * doc/md.texi: Document cr16 constraints.
2774 * common/config/cr16/cr16-common.c: New file.
2775 * config/cr16/cr16.c: New file.
2776 * config/cr16/cr16.h: New file.
2777 * config/cr16/cr16.md: New file.
2778 * config/cr16/cr16.opt: New file.
2779 * config/cr16/cr16-protos.h: New file.
2780 * config/cr16/predicates.md: New file.
2781 * config/cr16/constraints.md: New file.
2782 * config/cr16/t-cr16: New file.
2784 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2787 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2788 that operands[2] is either immediate, or q_regs_operand.
2790 PR tree-optimization/52073
2791 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2792 a pattern stmt for pattern uses, ignore uses outside of the loop.
2794 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2796 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2797 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2798 (OUT_AS1, OUT_AS2): Remove.
2800 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2802 PR rtl-optimization/51374
2803 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2804 to cross other volatile_refs_p insns.
2806 2012-02-01 Richard Guenther <rguenther@suse.de>
2808 * doc/invoke.texi (fno-inline): Clarify documentation.
2809 (finline-small-functions): Likewise.
2810 (finline-functions): Likewise.
2811 * common.opt (finline): Adjust comment and documentation.
2812 (finline-small-functions): Clarify documentation.
2813 (finline-functions): Likewise.
2814 (finline-functions-called-once): Likewise.
2816 2012-02-01 Tristan Gingold <gingold@adacore.com>
2818 * c-typeck.c (composite_type): Keep mode for pointers.
2820 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2822 * function.h (regno_reg_rtx): Adjust comment.
2823 * reginfo.c (init_reg_modes_target): Only use the previous mode
2824 if it fits within one register. Remove MIPS comment.
2826 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2829 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2831 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2833 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2834 to srak instruction.
2836 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2838 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2840 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2845 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2847 2012-01-31 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/51528
2850 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2853 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2858 * ree.c (add_removable_extension): Change def_map argument
2859 to unsigned *, store in def_map 1 + offset into *insn_list vector
2860 instead of pointers into the vector.
2861 (find_removable_extensions): Adjust caller.
2863 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2865 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2866 Transform all "* quoted-c-code" to { c-code }.
2867 Remove redundant test for "optimize" in combine patterns.
2868 Move (include "avr-dimode.md") to end of file.
2870 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2873 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2874 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2876 2012-01-30 Richard Guenther <rguenther@suse.de>
2878 PR tree-optimization/52028
2879 * tree-loop-distribution.c (ldist_gen): Properly update
2882 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2885 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2886 set_cur_line_info_table if not emitting debug info.
2888 PR tree-optimization/52046
2889 * tree-vect-patterns.c (check_bool_pattern): Give up if
2890 a comparison could throw.
2893 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2895 2012-01-30 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/52045
2898 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2899 SSA form if cfgcleanup did anything.
2901 2012-01-30 Richard Guenther <rguenther@suse.de>
2903 PR tree-optimization/52045
2904 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2905 before computing final todo.
2907 2012-01-30 Richard Guenther <rguenther@suse.de>
2909 PR tree-optimization/51528
2910 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2913 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2915 * df-problems.c (df_kill_notes): Check that the use refers
2916 to the note under examination.
2918 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2921 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2922 parameter and use short-lived pseudos.
2923 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2924 (sparc_expand_vector_init): Const-ify local variables and adjust
2925 calls to above functions.
2927 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2929 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2931 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2933 * doc/invoke.texi: Make usage of "compile time" and
2934 "run time"/"runtime" consistent throughout the file.
2936 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2938 * config/alpha/alpha.c (alpha_option_override): Default to
2939 full IEEE compliance mode for Go language.
2941 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2943 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2944 (LINK_SSP_SPEC): Define.
2946 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2949 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2952 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2954 * doc/invoke.texi: Correct hyphenation of "floating point",
2955 "double precision", and related terminology throughout the file.
2957 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2960 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2961 arm_general_register_operand predicate for operand 2 instead of
2964 2012-01-27 Ian Lance Taylor <iant@google.com>
2967 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2968 * builtins.c (expand_builtin_init_trampoline): Add onstack
2969 parameter. Change caller.
2970 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2971 * tree.c (build_common_builtin_nodes): Declare
2972 __builtin_init_heap_trampoline.
2974 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2976 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2977 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2978 * config/avr/avr.c: Ditto.
2979 (avr_regnames): Remove because unused.
2980 * config/avr/avr.md (*cpse.ne): New peephole.
2981 (*cpse.eq): New peephole from former cpse peepholes.
2983 2012-01-27 Michael Eager <eager@eagercon.com>
2985 * config/microblaze.c (microblaze_emit_compare): Correct
2986 test after pcmp instruction.
2988 2012-01-27 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/52020
2991 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2993 2012-01-27 Richard Guenther <rguenther@suse.de>
2995 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2996 function non-const/pure.
2998 2012-01-27 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/50444
3001 * tree-sra.c (build_ref_for_offset): Properly adjust the
3002 MEM_REF type for unaligned accesses.
3004 2012-01-27 Richard Guenther <rguenther@suse.de>
3006 PR tree-optimization/50444
3007 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3008 (expand_assignment): Use it. Properly handle misaligned
3009 bases when expanding stores to component references.
3010 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3013 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3016 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3017 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3018 * tree-data-ref.c (find_data_references_in_loop): Make static.
3019 (compute_all_dependences): Change return type to bool. Bail out
3020 for too many datarefs in a loop. Move the hunk resetting the data
3021 dependences vector from ...
3022 (compute_data_dependences_for_loop): ... here. Account for
3023 compute_all_dependences returning false.
3024 (compute_data_dependences_for_bb): Likewise.
3025 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3026 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3028 2012-01-27 Richard Guenther <rguenther@suse.de>
3031 * expr.c (store_field): Use the alias-set of the scratch memory
3034 2012-01-27 Tom de Vries <tom@codesourcery.com>
3036 PR tree-optimization/51990
3037 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3039 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3041 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3044 * var-tracking.c (reverse_op): Don't add any reverse operation
3045 if V already has any constant locations.
3047 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3049 * doc/invoke.texi: Correct usage of "command line" (noun)
3050 vs "command-line" (adjective) throughout.
3052 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3054 * doc/invoke.texi (Language Independent Options): Move
3055 -Wcoverage-mismatch blurb from here....
3056 (Warning Options): ...to here.
3058 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3060 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3061 Set rs6000_always_hint to false for 476.
3063 2012-01-27 Matthias Klose <doko@ubuntu.com>
3065 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3067 * incpath.c (add_standard_paths): Likewise.
3069 2012-01-27 Richard Henderson <rth@redhat.com>
3071 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3072 * config/m68k/sync.md (atomic_test_and_set): Rename from
3073 sync_test_and_setqi and adjust the operands.
3074 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3075 and unconditionally enable.
3077 2012-01-27 Richard Henderson <rth@redhat.com>
3079 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3080 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3081 (ldstub): Rename from ldstubqi.
3082 (ldstub<I24MODE>): Remove.
3084 2012-01-27 Richard Henderson <rth@redhat.com>
3086 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3087 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3088 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3089 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3090 * doc/tm.texi: Rebuild.
3092 2012-01-27 Richard Henderson <rth@redhat.com>
3094 * optabs.c (gen_atomic_test_and_set): Remove default.
3095 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3097 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3099 PR rtl-optimization/51978
3100 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3101 (combine_reaching_defs): Likewise.
3102 (struct re_info): Remove.
3103 (add_removable_extension): Remove x and data arguments,
3104 add insn, insn_list and def_map. Use the arguments directly
3105 instead of using struct re_info.
3106 (find_removable_extensions): Don't call add_removable_extension
3107 through note_stores, instead just call it with single_set
3109 (find_and_remove_re): Pass curr_cand->expr instead of
3110 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3112 2012-01-26 Michael Matz <matz@suse.de>
3114 PR tree-optimization/46590
3115 * cfgexpand.c: Revert last change (r183305).
3116 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3118 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3119 checking for emptiness.
3121 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3124 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3125 non-addressable non-BLKmode base correctly.
3127 2012-01-26 Michael Matz <matz@suse.de>
3129 PR tree-optimization/48794
3130 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3131 regions referenced from RESX/EH_DISPATCH.
3133 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3135 * config/s390/s390.h: Make BRANCH_COST an option.
3136 * config/s390/s390.opt: New option -mbranch-cost.
3138 2012-01-26 Richard Henderson <rth@redhat.com>
3140 Revert 2012-01-24 change:
3141 * trans-mem.c (requires_barrier): Do not instrument thread local
3142 variables and emit save/restore for them.
3144 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3147 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3150 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3152 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3155 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3158 Rename __pgm to __flash.
3159 Rename __pgm1 to __flash1.
3160 Rename __pgm2 to __flash2.
3161 Rename __pgm3 to __flash3.
3162 Rename __pgm4 to __flash4.
3163 Rename __pgm5 to __flash5.
3164 Rename __pgmx to __memx.
3165 * doc/extend.texi (AVR Named Address Spaces)
3166 Rename address space names as indicated above.
3167 * config/avr/avr.c (avr_addrspace): Ditto.
3169 * config/avr/avr-protos.h
3170 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3171 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3172 * config/avr/predicates.md: Ditto.
3173 * config/avr/avr.c Ditto, and
3174 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3175 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3177 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3178 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3179 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3180 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3181 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3182 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3183 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3184 * config/avr/avr.c: Ditto.
3185 * config/avr/avr.md: Ditto.
3187 2012-01-25 Jason Merrill <jason@redhat.com>
3190 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3192 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3194 PR tree-optimization/51987
3195 * tree-data-ref.c (get_references_in_stmt): Handle references in
3196 non-volatile GIMPLE_ASM.
3198 2012-01-25 Richard Guenther <rguenther@suse.de>
3200 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3201 bases are dereferenced.
3203 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3205 PR rtl-optimization/48374
3206 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3208 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3210 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3211 compute_data_dependences_for_loop returns false.
3212 * tree-parloops.c (loop_parallel_p): Likewise.
3214 2012-01-25 Richard Guenther <rguenther@suse.de>
3216 * tree.h (get_pointer_alignment_1): Declare.
3217 * builtins.c (get_pointer_alignment_1): New function.
3218 (get_pointer_alignment): Use it.
3220 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3222 PR rtl-optimization/48308
3223 * combine.c (enum undo_kind): Add UNDO_LINKS.
3224 (struct undo): Add member l to other_contents and where.
3225 (do_SUBST_LINK): New.
3227 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3228 (undo_all): Handle UNDO_LINKS.
3230 2012-01-25 Richard Henderson <rth@redhat.com>
3232 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3235 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3237 * optabs.c (gen_atomic_test_and_set): Use each argument.
3239 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3241 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3242 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3243 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3244 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3245 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3246 TARGET_PAIRED_SINGLE_FLOAT.
3248 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3250 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3251 (in_struct, return_val): Remove MEM documentation.
3252 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3253 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3254 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3256 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3257 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3258 * expr.c (store_field): Likewise.
3259 * function.c (assign_stack_temp_for_type): Likewise.
3260 * ifcvt.c (noce_try_cmove_arith): Likewise.
3261 * reload1.c (reload): Likewise.
3262 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3263 (alpha_set_memflags): Likewise.
3264 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3266 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3268 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3270 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3271 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3272 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3274 * cselib.c (cselib_rtx_varies_p): Delete.
3275 (cselib_invalidate_mem): Update call to canon_true_dependence.
3276 * dse.c (record_store, check_mem_read_rtx): Likewise.
3277 (scan_reads_nospill): Likewise.
3278 * cse.c (check_dependence): Likewise.
3279 (cse_rtx_varies_p): Delete.
3280 * expr.c (safe_from_p): Update call to true_dependence.
3281 * ira.c (validate_equiv_mem_from_store): Likewise.
3282 (memref_referenced_p): Likewise.
3283 * postreload-gcse.c (find_mem_conflicts): Likewise.
3284 * sched-deps.c (sched_analyze_2): Likewise.
3285 * store-motion.c (load_kills_store): Likewise.
3286 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3287 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3288 (compute_transp): Update call to canon_true_dependence.
3290 2012-01-25 Richard Henderson <rth@redhat.com>
3292 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3293 (maybe_emit_atomic_test_and_set): New.
3294 (expand_sync_lock_test_and_set): Use it.
3295 (expand_atomic_test_and_set): Likewise.
3296 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3297 the implementation; clarify implementation defined details.
3298 * doc/md.texi (atomic_test_and_set): Document.
3300 2012-01-25 Richard Henderson <rth@redhat.com>
3302 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3304 2012-01-25 Richard Henderson <rth@redhat.com>
3307 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3308 to effect no-op split.
3310 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3313 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3314 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3315 (BT_FN_VOID_PTR_INT_SIZE): New.
3316 (BT_FN_UINT_UINT_VAR): Remove.
3317 (BT_FN_UINT32_UINT32_VAR): New.
3318 (BT_FN_DOUBLE_VPTR): Remove.
3319 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3321 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3322 (_ITM_changeTransactionMode): Same.
3323 (_ITM_memmoveRtWt): Change return type to void.
3324 (_ITM_memcpyRtWt): Same.
3325 (_ITM_memsetW): Same.
3326 (_ITM_RaRD): Change types to double.
3331 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3333 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3334 Patrick Marlier <patrick.marlier@gmail.com>
3336 * trans-mem.c (requires_barrier): Do not instrument thread local
3337 variables and emit save/restore for them.
3339 2012-01-24 Jason Merrill <jason@redhat.com>
3342 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3343 output static aliases.
3345 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3348 * common.opt (-pie, -shared, pie, shared): Change from Common to
3350 * gcc.c (display_help): Display help for -pie and -shared.
3352 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3355 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3356 Remove note on size/offset limitation.
3357 (AVR Variable Attributes): Add example how to read data located
3358 with progmem. Refer to named address spaces.
3359 * doc/invoke.texi (AVR Options): Fix typo.
3361 2012-01-24 Richard Guenther <rguenther@suse.de>
3363 Forward-port to trunk
3364 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3367 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3368 op0 isn't sufficiently aligned and there is movmisalignM
3369 insn for mode, use it to load op0 into a temporary register.
3371 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3374 * target.def (const_not_ok_for_debug_p): New hook.
3375 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3377 * doc/tm.texi: Regenerated.
3378 * dwarf2out.c (const_ok_for_output_1): If
3379 targetm.const_not_ok_for_debug_p returns true, fail.
3380 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3382 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3384 2012-01-23 Kai Tietz <ktietz@redhat.com>
3387 * config/i386/predicates.md (symbolic_operand): Allow
3388 UNSPEC_PCREL as PIC expression for lea.
3389 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3390 * config/i386/i386.c (ix86_delegitimize_address): Handle
3391 UNSPEC_PCREL for none-MEM, too.
3393 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3395 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3396 (ipa_tm_create_version_alias): Same.
3398 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3401 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3402 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3404 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3405 Patrick Marlier <patrick.marlier@gmail.com>
3406 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3409 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3410 simple_object_start_read.
3412 2012-01-23 Richard Guenther <rguenther@suse.de>
3415 PR tree-optimization/51895
3416 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3417 parameter decomposition into BLKmode components.
3419 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3421 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3422 fake variables for restrict-qualified pointers whose pointed-to type
3423 contains a placeholder.
3425 2012-01-23 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/51949
3428 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3430 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3432 PR rtl-optimization/51933
3433 * ree.c (transform_ifelse): Return true right away if dstreg is
3434 already wider or equal to cand->mode.
3435 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3436 (make_defs_and_copies_lists): Remove defs_list and copies_list
3437 arguments, add state argument, just truncate state->work_list
3438 instead of always allocating and freeing the vector. Assert that
3439 get_defs succeeds instead of returning 2. Changed return type to bool.
3440 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3441 have ext_src_mode, see if it has been modified already with the
3442 right kind of extension and has been extended before from the
3443 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3444 just return true. Remember the original mode in state->modified array.
3445 (combine_reaching_defs): Add state argument. Don't allocate and
3446 free here def_list, copied_list and vec vectors, instead just
3447 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3448 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3449 Add state variable, clear vectors in it, initialize state.modified
3450 if needed. Free all the vectors at the end and state.modified too.
3451 Don't skip a candidate if the extension expression has been modified.
3453 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3456 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3457 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3458 (extra_options) interix.opt -> i386/interix.opt"
3459 (extra_objs):Add winnt-stubs.o
3460 * configure.ac: Add interix to target_os .comm on PE check.
3461 * configure: Regenerate.
3462 * config/interix3.h: Delete and move bits to..
3463 * config/interix.h: Delete and move bits to..
3464 * config/i386/i386-interix3.h: Delete and move bits to..
3465 * config/i386/i386-interix.h: ..here.
3466 (TARGET_CPU_DEFAULT): Remove redefinition.
3467 (TARGET_ASM_CONSTRUCTOR): Undefine.
3468 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3469 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3470 (PTRDIFF_TYPE): Define.
3471 (LONG_DOUBLE_TYPE_SIZE): Define.
3472 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3473 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3474 (TARGET_SECTION_TYPE_FLAGS): Define.
3475 (ASM_DECLARE_FUNCTION_NAME): Define.
3476 (ASM_OUTPUT_EXTERNAL): Define.
3477 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3478 (ASM_OUTPUT_ALIGNED_BSS): Define.
3479 (PCC_BITFIELD_TYPE_MATTERS): Define.
3480 (USE_CONST_SECTION): Define.
3481 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3482 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3483 (SUPPORTS_ONE_ONLY): Remove.
3484 (I386_PE_STRIP_ENCODING): Define.
3485 * config/interix.opt: Delete and move bits to..
3486 * config/i386/interix.opt: ..here. New.
3487 (mpe-aligned-commons): Add.
3488 * config/i386/t-interix: Add copyright header.
3489 (winnt-stubs.o): Add rule.
3491 2012-01-22 Jason Merrill <jason@redhat.com>
3494 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3495 for extra name aliases.
3497 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3499 PR rtl-optimization/51924
3500 * ree.c (combine_set_extension): Improve debugging message.
3501 (combine_reaching_defs): Likewise.
3502 (get_defs): Rename confusingly named variable.
3503 (find_and_remove_re): Skip a candidate if the extension expression has
3506 2012-01-21 Robert Millan <rmh@gnu.org>
3507 Gerald Pfeifer <gerald@pfeifer.com>
3509 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3510 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3512 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3514 PR tree-optimization/51914
3515 * tree-vect-stmts.c (vectorizable_conversion): For
3516 cvt_type && modifier == WIDEN, put temporary with cvt_type
3517 at the beginning of vec_dsts and set vec_dest to temporary
3520 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3522 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3524 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3526 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3527 * config/rs6000/rs6000.c: Likewise.
3529 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3532 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3533 output_move_double on a copy of operands array.
3535 2012-01-20 Cary Coutant <ccoutant@google.com>
3536 Dodji Seketeli <dodji@redhat.com>
3539 * dwarf2out.c (copy_declaration_context): Return ref to parent
3540 of declaration DIE, if necessary.
3541 (remove_child_or_replace_with_skeleton): Add new parameter; update
3542 caller. Place skeleton DIE under parent DIE of original declaration.
3543 Move call to copy_declaration_context to here ...
3544 (break_out_comdat_types): ... from here.
3546 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3548 PR rtl-optimization/51856
3549 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3552 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3555 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3556 hints for neon loads and stores.
3558 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3562 * doc/extend.texi (Named Address Spaces): Split into subsections.
3563 (AVR Named Address Spaces): New subsection.
3564 (M32C Named Address Spaces): New subsection.
3565 (RL78 Named Address Spaces): New subsection.
3566 (SPU Named Address Spaces): New subsection.
3567 (Variable Attributes): New anchor "AVR Variable Attributes".
3568 (AVR Variable Attributes): Rewrite and avoid wording
3569 "address space" in this context.
3570 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3571 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3572 (AVR Built-in Macros): New subsubsection therein.
3573 * doc/md.texi (AVR constraints): Remove "C04", "R".
3575 2012-01-20 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/51903
3578 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3579 when removing stmts.
3581 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3584 * config/arm/arm.c (arm_load_pic_register): Use
3585 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3586 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3587 (arm_pic_static_addr): Likewise.
3588 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3589 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3590 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3591 (pic_load_addr_unified): New.
3593 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3596 * function.c (instantiate_virtual_regs_in_insn): Use
3597 delete_insn_and_edges when removing a wrong asm insn.
3599 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3601 PR rtl-optimization/40761
3602 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3603 Add new member loop_num.
3604 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3605 (ira_build): Remove the parameter.
3607 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3608 (ira.c): Do not build CFG loops for one region allocation. Remove
3609 argument from ira_build call.
3611 * ira-build.c (init_loop_tree_node): New function.
3612 (create_loop_tree_nodes): Use it. Separate the case when CFG
3613 loops are not built.
3614 (more_one_region_p): Check current_loops.
3615 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3617 (add_loop_to_tree): Process loop equal to NULL too.
3618 (form_loop_tree): Separate the case when CFG loops are not built.
3619 Use explicitly number for the root.
3620 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3622 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3623 instead of loop->num.
3624 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3625 (mark_all_loops_for_removal): Ditto.
3626 (remove_unnecessary_regions): Separate the case when CFG loops
3628 (ira_build): Remove the parameter. Use explicit number of regions
3629 when CFG loops are not built.
3631 * ira-color.c (print_loop_title): Separate the case for the root node.
3632 Use loop_num instead of loop->num.
3633 (move_spill_restore): Use loop_num instead of loop->num.
3635 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3636 (change_loop): Ditto.
3637 (change_loop): Use loop_num instead of loop->num.
3639 * ira-lives.c (process_bb_node_lives): Ditto.
3641 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3643 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3645 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3648 * tree-mudflap.c (mf_artificial): New function.
3649 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3650 mx_register_decls, mudflap_enqueue_decl): Use it.
3653 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3654 numbers in the insn pattern.
3656 2012-01-19 Michael Matz <matz@suse.de>
3658 PR tree-optimization/46590
3659 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3660 use it in remembering which conflicts we already created.
3661 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3664 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3667 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3668 (merge_and_complain): Same.
3670 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3673 * config/initfini-array.h: Guard content of the header
3674 with #ifdef HAVE_INITFINI_ARRAY.
3675 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3676 Add initfini-array.h to tm_file here.
3677 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3678 * config.gcc: Don't add initfini-array.h to tm_file here.
3679 * configure: Regenerated.
3681 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3683 PR rtl-optimization/51505
3684 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3685 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3686 (df_note_bb_compute): Update the call to df_kill_notes.
3688 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3690 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3692 2012-01-18 Richard Guenther <rguenther@suse.de>
3694 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3695 of conversions to void *.
3697 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3698 Richard Sandiford <rdsandiford@googlemail.com>
3702 * optabs.h (simplify_expand_binop): Declare.
3703 * optabs.c (simplify_expand_binop): Make global.
3704 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3705 endian targets if the source cannot be exactly covered by word
3708 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3711 * hard-reg-set.h (struct hard_reg_set_container): New type.
3712 * target.h (struct hard_reg_set_container): Forward declare.
3713 * target.def (set_up_by_prologue): New target hook.
3714 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3715 * doc/tm.texi: Regenerated.
3716 * function.c (thread_prologue_and_epilogue_insns): Change
3717 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3718 Call targetm.set_up_by_prologue on it.
3719 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3720 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3722 2012-01-17 Nick Clifton <nickc@redhat.com>
3724 * config/rx/rx.c (rx_can_use_simple_return): New function.
3725 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3726 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3728 2012-01-17 Richard Guenther <rguenther@suse.de>
3731 * expr.c (expand_assignment): Take address-space information
3732 from the address operand of MEM_REF and TARGET_MEM_REF.
3733 (expand_expr_real_1): Likewise.
3735 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3737 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3738 reload dump is requested.
3740 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3743 * trans-mem.c (requires_barrier): Call may_be_aliased.
3745 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3747 PR tree-optimization/51877
3748 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3749 call arguments and fndecls compare equal, instead return false if they
3750 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3751 both SSA_NAMEs that are valueized the same, or they satisfy
3754 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3756 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3758 * configure: Regenerate.
3760 2012-01-16 Jan Hubicka <jh@suse.cz>
3764 * convert.c (convert_to_integer): Use fold_convert for
3765 converting an INTEGER_CST to integer type.
3767 2012-01-16 Jason Merrill <jason@redhat.com>
3770 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3772 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3775 * config/s390/s390.c (s390_chunkify_start): Don't skip
3776 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3777 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3778 If insn is followed by NOTE_INSN_VAR_LOCATION or
3779 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3780 Don't use location of note insns.
3782 PR tree-optimization/51865
3783 * tree-inline.c (tree_function_versioning): Call remap_decl
3784 on DECL_RESULT whenever it has VOID_TYPE_P type.
3786 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3788 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3789 for calls to locally-binding MIPS16 functions if only the return
3790 type uses float regs.
3792 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3793 Richard Sandiford <rdsandiford@googlemail.com>
3795 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3796 (SYMBOL_32_HIGH): Likewise.
3797 (mips_output_tls_reloc_directive): Declare.
3798 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3799 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3800 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3801 (mips_lo_relocs, mips_hi_relocs): Make extern.
3802 (mips16_stub_function): Move up file.
3803 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3804 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3805 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3806 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3807 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3808 (mips_get_tp): Add MIPS16 support.
3809 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3810 Generalize DTPREL and TPREL handling.
3811 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3812 Add MIPS16 TLS support.
3813 (mips_output_tls_reloc_directive): New function.
3814 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3815 * config/mips/predicates.md (symbolic_operand_with_high)
3816 (tls_reloc_operand): New predicates.
3817 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3818 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3819 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3820 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3821 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3822 (*tls_get_tp_mips16_call_<mode>): Likewise.
3824 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3826 PR rtl-optimization/51821
3827 * recog.c (peep2_find_free_register): Determine clobbered registers
3830 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3833 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3834 * config/avr/avr.c: Likewise.
3835 * config/avr/avr.h: Likewise.
3837 2012-01-13 Ian Lance Taylor <iant@google.com>
3840 * tree.h (TYPE_QUALS): Add cast to int.
3841 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3843 2012-01-13 Ian Lance Taylor <iant@google.com>
3845 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3846 comparing param_index to VEC_length result.
3848 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3850 * c-decl.c: Do not include tree-mudflap.h
3851 * tree-optimize.c: Likewise.
3852 * Makefile.in: Update dependencies.
3854 2012-01-13 Richard Guenther <rguenther@suse.de>
3857 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3858 variable-sized result always use RSO.
3860 2012-01-12 DJ Delorie <dj@redhat.com>
3862 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3863 pointer type, not just the default pointer type.
3865 2012-01-09 Richard Henderson <rth@redhat.com>
3866 Denis Chertykov <chertykov@gmail.com>
3869 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3870 * config/avr/avr.c (avr_can_eliminate): Simplify.
3871 (avr_initial_elimination_offset): Likewise.
3872 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3873 (expand_epilogue): Likewise.
3874 (avr_legitimize_address): Gut.
3875 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3876 (avr_hard_regno_nregs): New.
3877 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3878 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3879 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3880 add soft frame pointer.
3881 (CALL_USED_REGISTERS): Likewise.
3882 (REG_CLASS_CONTENTS): Likewise.
3883 (REGISTER_NAMES): Likewise.
3884 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3885 (HARD_FRAME_POINTER_REGNUM): New.
3886 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3887 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3888 remove the HARD_FRAME_POINTER self-elimination.
3890 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3893 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3894 DECL_EXTERNAL when checking for initializers of progmem variables.
3896 2012-01-12 Ira Rosen <irar@il.ibm.com>
3898 PR tree-optimization/51799
3899 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3900 that the last operation is a type demotion.
3902 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3905 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3907 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3910 * combine.c (distribute_notes): If i3 is a noreturn call,
3911 allow old_size to be equal to args_size and make sure the
3912 noreturn call gets REG_ARGS_SIZE note.
3913 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3914 on noreturn calls even when the delta is 0.
3916 2012-01-11 Nathan Sidwell <nathan@acm.org>
3918 * gcov.c (STRING_SIZE): Remove.
3919 (generate_results): Erase annotations for source files with no
3920 coverage information.
3922 (output_lines): Use it.
3924 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3926 * gimple.h (gimplify_body): Remove first argument.
3927 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3928 pointer set here, instead just pass DATA to walk_tree.
3929 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3930 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3931 (unvisit_body): Likewise, but with unmark_visited.
3932 (gimplify_body): Remove BODY_P argument and adjust.
3933 (gimplify_function_tree): Adjust call to gimplify_body.
3934 * omp-low.c (finalize_task_copyfn): Likewise.
3936 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3938 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3939 (build_function_type_skip_args): Delete.
3940 * tree.c (build_function_type_skip_args): Make static and add
3941 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3942 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3943 pass it to build_function_type_skip_args.
3944 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3945 (tree_function_versioning): Likewise.
3946 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3947 build_function_decl_skip_args.
3948 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3949 and pass it to build_function_decl_skip_args/tree_function_versioning.
3950 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3951 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3952 * trans-mem.c (ipa_tm_create_version): Likewise.
3953 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3954 * tree-inline.c (declare_return_variable): Remove always-true test.
3955 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3956 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3957 * ipa-split.c (split_function): Skip the return value for the split
3958 part if it doesn't return.
3960 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3962 PR tree-optimization/49642
3963 * ipa-split.c (forbidden_dominators): New variable.
3964 (check_forbidden_calls): New function.
3965 (dominated_by_forbidden): Likewise.
3966 (consider_split): Check for forbidden dominators.
3967 (execute_split_functions): Initialize and free forbidden
3968 dominators info; call check_forbidden_calls.
3970 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3972 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3974 2012-01-11 Nick Clifton <nickc@redhat.com>
3976 * config/rx/rx.md (return): Define pattern.
3978 2012-01-11 Richard Guenther <rguenther@suse.de>
3980 * doc/extend.texi (malloc attribute): Adjust according to
3983 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3984 Patrick Marlier <patrick.marlier@gmail.com>
3987 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3988 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3989 (ipa_tm_note_irrevocable): Same.
3990 (ipa_tm_scan_irr_block): Same.
3991 (ipa_tm_decrement_clone_counts): Same.
3992 (ipa_tm_scan_irr_function): Same.
3993 (ipa_tm_create_version_alias): Same.
3994 (ipa_tm_create_version): Same.
3995 (ipa_tm_transform_calls_redirect): Same.
3996 (ipa_tm_transform_calls): Same.
3997 (ipa_tm_transform_transaction): Same.
3998 (ipa_tm_execute): Same.
4000 2012-01-10 Richard Guenther <rguenther@suse.de>
4003 * opts.c (common_handle_option): Handle -Werror.
4005 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4007 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4010 2012-01-10 Jason Merrill <jason@redhat.com>
4012 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4015 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4017 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4018 supports R_386_TLS_GD_PLT reloc.
4019 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4020 supports R_386_TLS_LDM_PLT reloc.
4021 * configure: Regenerate.
4022 * config.in: Regenerate.
4024 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4027 Extend __pgmx semantics to linearize memory.
4028 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4029 determine if code comes inline or from libgcc.
4030 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4031 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4032 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4033 (movmemx_qi, movmemx_hi): New insns.
4034 (xload_<mode>_libgcc): Rewrite to new insn condition.
4035 (xload_<mode>): Remove insns.
4036 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4037 cases that don't satisfy avr_xload_libgcc_p().
4038 (avr_addr_space_convert): Allow converting in any direction.
4039 (avr_addr_space_subset_p): Return always true.
4040 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4041 (avr_emit_movmemhi): Ditto.
4042 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4043 (avr_out_movmem): Ditto.
4044 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4045 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4046 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4047 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4048 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4050 2012-01-10 Richard Guenther <rguenther@suse.de>
4052 PR tree-optimization/50913
4053 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4054 Require data-refs to be representable by Graphite with respect
4057 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4059 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4060 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4062 2012-01-10 Tom de Vries <tom@codesourcery.com>
4064 PR rtl-optimization/51271
4065 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4066 handling annulled branch.
4068 2012-01-10 Richard Henderson <rth@redhat.com>
4070 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4071 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4072 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4073 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4074 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4075 arm_expand_vec_perm_const): New.
4076 * config/arm/arm-protos.h: Update.
4077 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4078 (*neon_vswp<VDQX>): New.
4079 (neon_vcombine<VDX>): Use neon_split_vcombine.
4080 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4081 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4082 (vec_perm<VE>): New.
4084 2012-01-10 Richard Henderson <rth@redhat.com>
4086 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4087 use it if reload_completed.
4088 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4089 arm_output_asm_insn, arm_process_output_memory_barrier,
4090 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4091 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4092 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4093 arm_process_output_sync_insn, arm_output_sync_insn,
4094 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4095 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4096 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4097 (emit_unlikely_jump): New.
4098 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4099 (arm_split_atomic_op): New.
4100 * config/arm/arm-protos.h: Update.
4101 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4102 (struct arm_sync_generator): Remove.
4103 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4104 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4105 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4106 (VUNSPEC_LL, VUNSPEC_SC): New.
4107 (sync_result, sync_memory, sync_required_value, sync_new_value,
4108 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4109 (attr length): Don't use arm_sync_loop_insns.
4110 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4111 (movsfcc, movdfcc): Likewise.
4112 * config/arm/constraints.md (Ua): New.
4113 * config/arm/prediates.md (mem_noofs_operand): New.
4114 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4115 (sync_clobber, sync_t2_reqd): Remove.
4116 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4117 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4118 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4119 (arm_sync_compare_and_swap<SIDI>): Remove.
4120 (arm_sync_compare_and_swap<NARROW>): Remove.
4121 (arm_sync_lock_test_and_set<SIDI>): Remove.
4122 (arm_sync_lock_test_and_set<NARROW>): Remove.
4123 (arm_sync_new_<syncop><SIDI>): Remove.
4124 (arm_sync_new_<syncop><NARROW>): Remove.
4125 (arm_sync_new_nand<SIDI>): Remove.
4126 (arm_sync_new_nand<NARROW>): Remove.
4127 (arm_sync_old_<syncop><SIDI>): Remove.
4128 (arm_sync_old_<syncop><NARROW>): Remove.
4129 (arm_sync_old_nand<SIDI>): Remove.
4130 (arm_sync_old_nand<NARROW>): Remove.
4131 (*memory_barrier): Merge arm_output_memory_barrier.
4132 (atomic_compare_and_swap<QHSD>): New.
4133 (atomic_compare_and_swap<NARROW>_1): New.
4134 (atomic_compare_and_swap<SIDI>_1): New.
4135 (atomic_exchange<QHSD>): New.
4136 (cas_cmp_operand, cas_cmp_str): New.
4137 (atomic_op_operand, atomic_op_str): New.
4138 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4139 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4140 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4141 (arm_load_exclusive<NARROW>): New.
4142 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4143 (arm_store_exclusive<QHSD>): New.
4145 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4147 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4148 reload patterns if -mvsx-scalar-memory.
4150 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4151 generated, even -mno-vsx-scalar-double was used.
4152 (vsx_xscvdpsp_scalar): Likewise.
4153 (vsx_xscvspdp_scalar2): Likewise.
4155 2012-01-09 Tom de Vries <tom@codesourcery.com>
4156 Andrew Pinski <apinski@cavium.com>
4159 * reorg.c (fill_slots_from_thread): Don't speculate
4160 frame-related insns.
4162 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4164 * sched-int.h (bb_note): Move to...
4165 * basic-block.h: ...here.
4166 * haifa-sched.c (bb_note): Move to...
4167 * cfgrtl.c: ...here.
4168 * function.c (next_block_for_reg): New function.
4169 (move_insn_for_shrink_wrap): Likewise.
4170 (prepare_shrink_wrap): Rewrite to use the above.
4172 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4174 * gimple.c (is_gimple_non_addressable): Remove.
4175 * gimple.h: Remove is_gimple_non_addressable.
4176 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4177 is_gimple_non_addressable.
4178 * trans-mem.c (expand_assign_tm): Same.
4180 2012-01-09 Richard Guenther <rguenther@suse.de>
4182 PR tree-optimization/51775
4183 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4184 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4186 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4188 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4190 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4192 2012-01-09 Richard Guenther <rguenther@suse.de>
4194 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4196 2012-01-08 Jan Hubicka <jh@suse.cz>
4198 PR tree-optimize/51680
4199 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4200 on when known_vals needs to be computed; cleanup.
4202 2012-01-08 Jan Hubicka <jh@suse.cz>
4204 PR tree-optimize/51694
4205 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4207 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4209 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4210 for -std=c++98 and -std=c++11 too.
4212 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4214 * cfgloop.c (cancel_loop): Add free() of bbs array.
4216 2012-01-07 Jan Hubicka <jh@suse.cz>
4218 PR tree-optimization/51600
4219 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4220 that benefits small functions.
4222 2012-01-07 Jan Hubicka <jh@suse.cz>
4224 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4226 2012-01-07 Jan Hubicka <jh@suse.cz>
4228 PR tree-optimization/51680
4229 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4230 whose inlining reduce unit size.
4232 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4235 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4236 Add canonical node to containing_mem chain after the non-canonical
4237 one, even if there weren't any locs to propagate.
4238 (remove_useless_values): Keep only canonical values.
4239 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4240 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4241 canonicalize mem_chain elements that are not discarded.
4243 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4246 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4247 before emitting functions.
4249 PR gcov-profile/50127
4250 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4251 clear_aux_for_blocks.
4253 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4256 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4258 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4260 * c-decl.c (ext_block): Moved up.
4261 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4263 2012-01-06 Han Shen <shenhan@google.com>
4265 Translate built-in include paths for sysroot.
4266 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4267 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4269 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4270 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4272 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4273 control whether sysroot should be prepended to gxx include dir.
4275 * configure: Regenerate.
4277 2012-01-06 Torvald Riegel <triegel@redhat.com>
4279 PR rtl-optimization/51771
4280 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4281 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4283 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4285 PR tree-optimization/51315
4286 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4287 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4289 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4292 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4293 for shrp pattern. Correctly handle and fixup shift variable.
4294 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4296 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4299 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4300 note when !ACCUMULATE_OUTGOING_ARGS.
4302 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4304 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4306 (extract_range_from_unary_expr_1): Avoid useless computations.
4308 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4310 PR rtl-optimization/51767
4311 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4312 of jump_block and add an extra edge for degenerated asm gotos.
4315 * stmt.c (check_unique_operand_names): Don't ICE during error
4316 reporting if i is from labels chain.
4319 * profile.c (branch_prob): Split bbs that have exit edge
4320 and need a fake entry edge too.
4322 2012-01-05 Jan Hubicka <jh@suse.cz>
4325 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4328 2012-01-05 Richard Guenther <rguenther@suse.de>
4331 * tree-streamer-out.c (write_ts_optimization): New function.
4332 (streamer_write_tree_body): Call it.
4333 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4334 (streamer_read_tree_body): Call it.
4335 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4337 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4340 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4341 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4342 in_cleanup_point_expr before gimplify_stmt call and restore it
4344 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4345 in_cleanup_point_expr is false.
4347 2012-01-05 Richard Guenther <rguenther@suse.de>
4350 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4352 * toplev.c (process_options): Reject combining mudflap and LTO.
4353 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4355 2012-01-05 Richard Guenther <rguenther@suse.de>
4357 PR tree-optimization/51760
4358 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4360 (bit_value_unop): Handle UNDEFINED operands.
4361 (bit_value_binop): Likewise.
4363 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4365 * config/avr/avr.c (avr_replace_prefix): Remove.
4366 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4367 (avr_asm_function_rodata_section): Ditto.
4368 (avr_asm_select_section): Ditto.
4370 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4372 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4375 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4378 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4379 calls that have any non-fake successor edges.
4382 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4384 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4386 PR tree-optimization/51624
4387 * tree-sra.c (build_ref_for_model): When replicating a chain of
4388 COMPONENT_REFs, stop as soon as the offset would become negative.
4390 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4393 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4394 in .debug_loc on the floor.
4396 2012-01-04 Andrew Pinski <apinski@cavium.com>
4398 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4400 2012-01-04 Andrew Pinski <apinski@cavium.com>
4401 Adam Nemet <anemet@caviumnetworks.com>
4403 * config/mips/mips.md (size): Add SI and DI.
4404 (SIZE): New mode attribute.
4405 (U): New code attribute.
4406 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4407 (mips_lbux_<mode>): Delete.
4408 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4409 (mips_lhx): Use gen_mips_lhx_extsi.
4410 (mips_lhx_<mode>): Delete.
4412 (mips_l<size>x): New expand.
4413 (mips_lwx_<mode>): Delete.
4414 (mips_l<GPR:size>x_<P:mode>): New pattern.
4415 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4416 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4417 * config/mips/mips.c (mips_lx_address_p): New function.
4418 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4419 (dsp64): New availability predicate.
4420 (mips_builtins): Add an entry for __builtin_mips_ldx.
4421 * config/mips/mips.h (ISA_HAS_LBX): New define.
4422 (ISA_HAS_LBUX): Likewise.
4423 (ISA_HAS_LHX): Likewise.
4424 (ISA_HAS_LHUX): Likewise.
4425 (ISA_HAS_LWX): Likewise.
4426 (ISA_HAS_LWUX): Likewise.
4427 (ISA_HAS_LDX): Likewise.
4428 * doc/extend.texi (__builtin_mips_ldx): Document.
4430 2012-01-04 Tristan Gingold <gingold@adacore.com>
4432 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4433 when long pointers are used.
4434 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4435 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4436 (ia64-hp-*vms*): Remove.
4437 * config/vms/xm-vms64.h: Delete.
4439 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4442 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4444 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4446 * opts.c (finish_options): Remove duplicate sorry.
4448 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4451 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4454 2012-01-04 Richard Guenther <rguenther@suse.de>
4457 * tree.c (size_low_cst): New function.
4458 * tree.h (size_low_cst): Declare.
4459 * fold-const.c (fold_comparison): Use it to extract the low
4460 part of the POINTER_PLUS_EXPR offset.
4462 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4464 Fix clearing ZERO_REG
4465 * config/avr/avr.md (cc): Add alternative "ldi".
4466 (movqi_insn): Use it in cc attribute.
4467 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4468 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4469 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4471 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4473 * configure: Regenerate.
4475 2012-01-04 Richard Guenther <rguenther@suse.de>
4477 PR tree-optimization/49651
4478 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4479 (var_can_have_subvars): Use it.
4480 (get_constraint_for_1): Only consider subfields if there can be any.
4482 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4485 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4486 to its new canonical_cselib_val and the cselib_val was in
4487 first_containing_mem chain, but the canonical_cselib_val was not,
4488 add the latter into the chain.
4489 (cselib_invalidate_mem): Compare canonical_cselib_val of
4490 addr_list chain elt with v.
4493 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4494 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4496 (output_macinfo_op): Don't ggc_strdup fd->filename.
4497 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4498 then ggc_strdup it. Don't free inc->info or cur->info.
4499 (output_macinfo): Don't free ref->info or file->info.
4501 2012-01-03 Ira Rosen <irar@il.ibm.com>
4503 PR tree-optimization/51269
4504 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4505 first_niters a pointer.
4506 (slpeel_tree_peel_loop_to_edge): Likewise.
4507 (vect_do_peeling_for_loop_bound): Update call to
4508 slpeel_tree_peel_loop_to_edge.
4509 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4510 here. Remove it from the parameters list.
4511 (vect_do_peeling_for_alignment): Update calls and compute
4514 2012-01-03 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/51070
4517 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4518 Properly handle calls.
4520 2012-01-03 Richard Guenther <rguenther@suse.de>
4522 PR tree-optimization/51692
4523 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4524 the LHS of allocation stmts.
4526 2012-01-03 Olivier Hainque <hainque@adacore.com>
4528 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4530 2012-01-03 Olivier Hainque <hainque@adacore.com>
4532 * collect2.c (main): In AIX specific computations for vector
4533 insertions, use CONST_CAST2 to cast from char ** to const char **.
4535 2012-01-03 Richard Guenther <rguenther@suse.de>
4538 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4539 the context of a limbo DIE when it does not already exist.
4541 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4543 PR tree-optimization/51719
4544 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4545 but direct call is, clear direct call's lhs and don't add fallthrough
4546 edge from dcall_bb to join_bb and PHIs.
4548 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4550 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4551 the instructions emitted by the pattern.
4552 ("*TDC_insn_<mode>"): Add comment.
4554 2012-01-03 Richard Guenther <rguenther@suse.de>
4557 * fold-const.c (fold_comparison): Properly canonicalize
4558 tree offset and HOST_WIDE_INT bit position.
4560 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4562 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4563 operands for extzv pattern.
4565 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4568 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4571 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4573 * doc/invoke.texi (-flto and related options): Copy-edit.
4575 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4577 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4579 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4581 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4584 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4586 * expr.h (move_by_pieces_ninsns): Declare.
4587 * expr.c (move_by_pieces_ninsns): Make external.
4588 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4589 (mips_store_by_pieces_p): Likewise.
4590 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4591 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4592 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4593 (mips_store_by_pieces_p): Likewise.
4595 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4597 * passes.c (register_one_dump_file): Free full_name.
4599 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4600 (calculate_elim_costs_all_insns): Free offsets_at and
4601 offsets_known_at at the end and clear the pointers.
4603 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4605 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4606 this option introduced in r180739.
4608 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4611 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4612 (tmake_file target=avr): Add avr/t-multilib.
4614 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4615 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4616 * config/avr/genmultilib.awk: New file.
4617 * config/avr/t-multilib: New auto-generated file.
4618 * config/avr/multilib.h: New auto-generated file.
4619 * config/avr/t-avr (AVR_MCUS): New variable.
4620 (genopt.sh): Use it.
4621 (s-mlib): Depend on t-multilib.
4622 (t-multilib, multilib.h): New dependencies.
4623 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4624 (MULTILIB_OPTIONS): Remove.
4625 (MULTILIB_MATCHES): Remove.
4626 (MULTILIB_DIRNAMES): Remove.
4627 (MULTILIB_EXCEPTIONS): Remove:
4628 * config/avr/genopt.sh: Don't use hard coded file name;
4629 pass AVR_MCUS from t-avr instead.
4631 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4633 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4635 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4637 Implement light-weight DImode support.
4638 * config/avr/avr-dimode.md: New file.
4639 * config/avr/avr.md: Include it.
4640 (adjust_len): Add plus64, compare64.
4641 (HIDI): Remove code iterator.
4642 (code_stdname): New code attribute.
4643 (rotx, rotsmode): Remove DI.
4644 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4646 * config/avr/avr-protos.h (avr_have_dimode): New.
4647 (avr_out_plus64, avr_out_compare64): New.
4648 * config/avr/avr.c (avr_out_compare): Handle DImode.
4649 (avr_have_dimode): New variable definition and initialization.
4650 (avr_out_compare64, avr_out_plus64): New functions.
4651 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4652 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4653 (avr_compare_pattern): Skip DImode comparisons.
4655 2012-01-02 Revital Eres <revital.eres@linaro.org>
4657 * ddg.c (def_has_ccmode_p): New function.
4658 (add_cross_iteration_register_deps,
4659 create_ddg_dep_from_intra_loop_link): Call it.
4661 2012-01-02 Richard Guenther <rguenther@suse.de>
4664 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4666 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4668 * gcc.c (process_command): Update copyright notice dates.
4669 * gcov.c (print_version): Likewise.
4670 * gcov-dump.c (print_version): Likewise.
4671 * mips-tfile.c (main): Likewise.
4672 * mips-tdump.c (main): Likewise.
4674 2012-01-01 Ira Rosen <irar@il.ibm.com>
4676 PR tree-optimization/51704
4677 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4678 a use is inside the basic block or loop before accessing its vect info.
4680 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4682 PR rtl-optimization/51069
4683 * cfgloopmanip.c (remove_path): Removing path making irreducible
4684 region unconditional makes BB part of the region.
4686 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4688 PR tree-optimization/51683
4689 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4690 calls with side-effects.
4691 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4693 Copyright (C) 2012 Free Software Foundation, Inc.
4695 Copying and distribution of this file, with or without modification,
4696 are permitted in any medium without royalty provided the copyright
4697 notice and this notice are preserved.