1 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
5 (pa_section_type_flags): New.
6 (pa_legitimate_constant_p): Revert previous change.
8 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
10 Backport from mainline
11 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
14 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
16 (ipa_tm_create_version): Same.
18 2012-05-30 Jason Merrill <jason@redhat.com>
21 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
22 about array compound literals.
24 2012-05-30 Richard Guenther <rguenther@suse.de>
27 * fold-const.c (fold_binary_loc): Make sure to call
28 fold_plusminus_mult_expr with the original sign of operands.
30 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
32 * explow.c (probe_stack_range): Restore simple control flow and stop
33 again when the probe cannot be generated if HAVE_check_stack.
35 2012-05-30 Jakub Jelinek <jakub@redhat.com>
37 PR rtl-optimization/53519
38 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
39 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
41 2012-05-29 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/53516
44 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
46 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
48 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
50 Backport from mainline
51 2012-05-28 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/53438
54 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
56 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
58 Backport from mainline
59 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
61 PR rtl-optimization/52528
62 * combine.c (can_combine_p): Add setting of subst_low_luid
63 before call to expand_field_assignment().
65 2012-05-26 Martin Jambor <mjambor@suse.cz>
67 Backport from mainline
68 2012-05-23 Martin Jambor <mjambor@suse.cz>
70 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
72 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
75 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
76 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
78 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
81 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
82 (ix86_expand_vec_perm): Use int mode instead of float.
84 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
87 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
88 gnu_ld variables to yes.
89 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
90 (HAVE_GNU_AS): Likewise.
91 * config.in: Regenerate.
92 * configure: Likewise.
94 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
96 Backport from mainline
97 2012-03-12 Richard Guenther <rguenther@suse.de>
98 * config/arm/arm.c (neon_dereference_pointer): Do not call
99 covert during RTL expansion.
101 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
103 Backport from mainline
104 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
107 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
108 relied on signed overflow behavior.
110 2012-05-24 Richard Guenther <rguenther@suse.de>
113 * tree-profile.c (tree_profiling): Cleanup the CFG if
114 execute_fixup_cfg requests it.
116 2012-05-24 Jakub Jelinek <jakub@redhat.com>
118 PR tree-optimization/53465
119 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
120 vr0 into *vr, then vrp_meet that.
121 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
122 have any equivalences.
123 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
126 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
128 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
130 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
131 (iterative_hash_gimple_type): Adjust comment.
132 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
133 domain for an array type instead of the domain type itself.
135 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
137 Backport from 2012-05-23 mainline r187803
140 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
141 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
144 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
146 Backport from 2012-05-03 mainline r187075
148 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
149 has_fma4 for AMD processors with both fma3 and fma4 support.
151 2012-05-22 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/53408
154 * tree-vect-loop.c (vectorizable_induction): Properly check
155 the restriction that we cannot handle induction results from
156 the inner loop outside of the outer loop.
158 2012-05-21 Jakub Jelinek <jakub@redhat.com>
160 PR tree-optimization/53436
161 * omp-low.c (omp_build_component_ref): New function.
162 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
164 PR tree-optimization/53366
165 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
166 tests if complex_numbers == 2, but there are non-complex number loads
169 PR tree-optimization/53409
170 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
171 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
173 PR tree-optimization/53410
174 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
175 instead of build_int_cst (type, 0) where vector types might be
178 2012-05-21 Joseph Myers <joseph@codesourcery.com>
181 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
182 from folded operands before wrapping another around the
183 conditional expression.
185 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
186 Patrick Marlier <patrick.marlier@gmail.com>
188 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
191 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
193 Backport from mainline
194 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
197 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
198 (UNSPECV_RDRAND): This.
199 (rdrand<mode>_1): Updated.
201 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
203 Backport from mainline
204 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
206 * config/i386/driver-i386.c (host_detect_local_cpu): Support
207 RDRND, F16C and FSGSBASE.
209 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
211 Backport from mainline
212 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
214 * tree-ssa-pre.c (can_value_number_call): Delete.
215 (compute_avail): Skip all statements with side effects.
216 <GIMPLE_CALL>: Skip calls to internal functions.
218 2012-05-18 David S. Miller <davem@davemloft.net>
220 Backport r185385 from mainline
221 2012-03-14 Richard Guenther <rguenther@suse.de>
224 * tree-vect-generic.c (type_for_widest_vector_mode): Take
225 element type instead of mode, use build_vector_type_for_mode
226 instead of the langhook, build a vector of proper signedness.
227 (expand_vector_operations_1): Adjust.
229 2012-05-18 Olivier Hainque <hainque@adacore.com>
231 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
232 $(libsubdir) as libexecsubdir.
234 2012-05-16 Andrew Pinski <apinski@cavium.com>
236 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
239 2012-05-16 David S. Miller <davem@davemloft.net>
241 * jump.c (delete_related_insns): If we remove a CALL, make sure
242 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
244 2012-05-16 Richard Henderson <rth@redhat.com>
247 * combine-stack-adj.c (prev_active_insn_bb): New.
248 (next_active_insn_bb): New.
249 (force_move_args_size_note): New.
250 (combine_stack_adjustments_for_block): Use it.
252 2012-05-16 Olivier Hainque <hainque@adacore.com>
254 * Makefile.in (install-no-fixedincludes): New target, former toplevel
255 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
256 Add comments and improve stamp preservation across the whole sequence.
257 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
259 2012-05-16 Richard Guenther <rguenther@suse.de>
261 PR tree-optimization/53364
262 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
263 detect a view-conversion of the decl.
265 2012-05-15 Jakub Jelinek <jakub@redhat.com>
268 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
269 that operands[2] is either immediate, or q_regs_operand.
271 2012-05-15 Bin Cheng <bin.cheng@arm.com>
273 Backport r187139 from mainline.
274 2012-05-04 Bin Cheng <bin.cheng@arm.com>
276 PR rtl-optimization/52804
277 * reload1.c (reload_reg_reaches_end_p): Check whether successor
278 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
279 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
280 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
281 RELOAD_FOR_OUTADDR_ADDRESS.
283 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
287 generate target register for "load" class builtins.
290 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
293 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
294 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
295 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
296 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
297 (<sse>_movu<ssemodesuffix>): New expander.
298 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
299 (avx_movdqu<avxmodesuffix>): New expander.
300 (*sse2_movdqu): Rename from sse2_movdqu.
301 (sse2_movdqu): New expander.
303 2012-05-14 Jakub Jelinek <jakub@redhat.com>
305 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
306 lineno 1 the same as lineno 0 before first start file directive.
307 (optimize_macinfo_range): Likewise.
309 * dwarf2out.c (have_macinfo): Define.
310 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
311 attribute, don't force empty compilation unit and don't emit any
312 .debug_macinfo/.debug_macro section if macinfo_table is empty.
314 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
316 Backport from mainline
317 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
319 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
320 ORDERED and UNORDERED conditions.
322 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
324 * function.c (requires_stack_frame_p): If the function can throw
325 non-call exceptions, return true if the insn can throw internally.
327 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
329 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
330 DECL_ORIGINAL_TYPE if it is present.
332 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
334 Backport from 2012-05-12 mainline r187342.
337 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
338 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
339 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
340 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
341 (expand_prologue): Move initialization of cfun->machine->is_naked,
342 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
343 (avr_set_current_function): ...this new static function.
344 (TARGET_SET_CURRENT_FUNCTION): New define.
345 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
346 checking attributes of current_function_decl.
347 (avr_regs_to_save): Ditto.
348 (signal_function_p): Rename to avr_signal_function_p.
349 (interrupt_function_p): Rename to avr_interrupt_function_p.
351 * doc/extend.texi (Function Attributes): Better explanation of
352 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
355 2012-05-09 Matthias Klose <doko@ubuntu.com>
357 * gcc-ar.c (main): Don't check for execute bits for the plugin.
359 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
362 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
363 when a constant source operand matches an "I" constraint, the "no
364 CC0 change" applies to a register-destination only, not a
365 strict_low_part-destination.
367 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
369 Backport from mainline:
370 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
372 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
374 2012-05-07 Jakub Jelinek <jakub@redhat.com>
376 PR tree-optimization/53239
377 * tree-vrp.c (get_value_range): Set VR of
378 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
381 2012-05-07 Richard Guenther <rguenther@suse.de>
383 PR tree-optimization/53195
384 * tree-inline.c (setup_one_parameter): Properly add referenced
385 vars from the parameters new known value.
387 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
389 Backport from mainline:
390 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
393 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
396 2012-05-04 Ian Lance Taylor <iant@google.com>
398 * tree-vect-patterns.c (vect_single_imm_use): Correct return
399 values from false to NULL.
401 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
403 Backport from mainline
404 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
407 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
408 (TARGET_CMOV): Rename from TARGET_CMOVE.
409 (TARGET_CMOVE): New define.
410 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
411 Do not set TARGET_CMOVE here.
413 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
415 Backport from mainline:
417 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
419 PR tree-optimization/52633
420 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
421 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
422 (vect_recog_over_widening_pattern): Remove handling of code that was
423 already detected as over-widening pattern. Remove special handling
424 of "unsigned" cases. Instead, support general case of conversion
425 of the shift result to another type.
427 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
429 * tree-vect-patterns.c (vect_single_imm_use): New function.
430 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
431 (vect_recog_over_widening_pattern): Likewise.
432 (vect_recog_widen_shift_pattern): Likewise.
434 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
436 PR tree-optimization/52870
437 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
438 presumed pattern statement is within the same loop or basic block.
440 2012-05-04 Richard Guenther <rguenther@suse.de>
442 * common.opt (flto-report): Do not mark as Optimization.
444 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
447 * recog.c (constrain_operands): If extra constraints are present, also
448 accept pseudo-registers with equivalent memory locations during reload.
450 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
452 Backport from the mainline
453 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
456 * config/rs6000/rs6000.md (bswapdi splitters): If
457 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
458 default) is used, generate an alternate sequence that does not
459 depend on using indexed addressing.
461 2012-05-03 David S. Miller <davem@davemloft.net>
464 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
465 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
466 (sparc_emit_float_lib_cmp): Likewise.
468 2012-05-04 Martin Jambor <mjambor@suse.cz>
470 Backport from mainline
471 2012-05-02 Martin Jambor <mjambor@suse.cz>
474 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
475 of a variable when the contect is a function.
477 2012-05-03 Jakub Jelinek <jakub@redhat.com>
480 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
481 append program name to it and pass that as first argument
482 to make_relative_prefix. Always pass standard_libexec_prefix
483 as last argument to make_relative_prefix. If
484 make_relative_prefix returns NULL, fall back to
485 standard_libexec_prefix.
488 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
492 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
493 mode, return that mode.
495 2012-05-03 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/53144
498 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
500 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
501 with SSA name values.
502 (vn_reference_lookup_3): Adjust callers.
504 2012-05-02 Jakub Jelinek <jakub@redhat.com>
506 PR tree-optimization/53163
507 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
508 return value from compute_all_dependences.
510 PR rtl-optimization/53160
511 * ree.c (combine_reaching_defs): Handle the case where cand->insn
512 has been modified by ree pass already.
514 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
516 Backport from mainline
517 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
520 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
521 calls to cgraph_node_name in xstrdup.
522 (ipa_make_edge_direct_to_target): Ditto.
523 * tree-sra.c (convert_callers_for_node): Ditto.
524 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
525 * ipa-cp.c (perhaps_add_new_callers): Ditto.
526 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
527 (cgraph_materialize_all_clones): Ditto.
528 * ipa-inline.c (report_inline_failed_reason): Ditto.
529 (want_early_inline_function_p): Ditto.
530 (edge_badness): Ditto.
531 (update_edge_key): Ditto.
532 (flatten_function): Ditto.
534 (inline_always_inline_functions): Ditto.
535 (early_inline_small_functions): Ditto.
537 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
539 Backport from mainline
540 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
542 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
543 Introduce emul_name to select the right linker emulation for
544 powerpc64-*-freebsd*.
545 * configure: Regenerate.
546 * config.gcc: Add bits to support powerpc64-*-freebsd*.
547 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
548 * config/rs6000/freebsd64.h: New file.
549 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
551 (rs6000_savres_strategy): Likewise.
552 (rs6000_savres_routine_name): Likewise.
553 (rs6000_elf_file_end): Likewise.
554 * config/rs6000/t-freebsd64: New file.
555 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
556 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
558 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
560 Backport from mainline
561 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
564 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
566 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
568 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
569 predicate to discriminate types.
571 2012-04-27 Richard Guenther <rguenther@suse.de>
574 * convert.c (convert_to_integer): Avoid infinite recursion for
575 target-defined built-in types.
577 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
580 * config/cris/cris.md ("*andhi_lowpart_v32")
581 ("*andqi_lowpart_v32"): Change first input-only operand from
582 a (match_operand ...) to (match_dup 0). Drop alternatives with
583 const_int-matching constraints for redundancy.
584 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
585 three-operand alternative.
587 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
589 Backport from mainline
590 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
593 (*addsi_2_zext): Ditto.
594 (*add<mode>_3): Ditto.
595 (*addsi_3_zext): Ditto.
596 (*add<mode>_5): Ditto.
598 2012-04-25 Jakub Jelinek <jakub@redhat.com>
601 * c-typeck.c (set_nonincremental_init,
602 set_nonincremental_init_from_string): Pass true instead of false
603 as IMPLICIT to add_pending_init.
605 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
607 Backport from 2012-04-24 mainline r186768.
610 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
612 2012-04-24 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/53085
615 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
618 2012-04-24 Jakub Jelinek <jakub@redhat.com>
621 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
623 (output_addressed_constants): Likewise.
626 * varasm.c (get_section): Don't ICE for section conflicts with
627 built-in section kinds.
629 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
631 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
633 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
635 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
637 2012-04-23 Richard Guenther <rguenther@suse.de>
640 * c-typeck.c (build_binary_op): Fix typo.
642 2012-04-23 Jakub Jelinek <jakub@redhat.com>
644 PR tree-optimizations/52891
645 * tree-vect-patterns.c (adjust_bool_pattern): Use
646 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
647 but with non-standard precision.
649 2012-04-22 Ian Lance Taylor <iant@google.com>
651 * godump.c (go_output_typedef): Dump size of structs.
653 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
655 Backport from mainline:
657 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
658 hints for 'A' operand types.
660 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
662 Backport from 2012-04-19 mainline r186588.
665 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
668 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
670 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
672 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
675 * config/i386/sync.md (atomic_<code><mode>): Rename to
676 atomic_<logic><mode>.
678 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
680 Backport from mainline
681 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
685 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
686 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
687 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
688 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
689 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
690 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
691 gen_avx2_permvarv8sf.
693 2012-04-16 Martin Jambor <mjambor@suse.cz>
695 Backported from mainline
697 2012-04-13 Martin Jambor <mjambor@suse.cz>
700 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
701 fold_ctor_reference returns a zero constant.
703 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
705 Backported from mainline
706 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
708 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
709 and __ILP32__ for x32.
711 2012-04-13 Tom de Vries <tom@codesourcery.com>
713 Backport from mainline r186418.
715 2012-04-13 Tom de Vries <tom@codesourcery.com>
717 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
718 parameters vuse and vuse_escaped.
719 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
720 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
723 2012-04-13 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/52969
726 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
727 the condition for the COND_EXPR and handle predicate negation
728 by swapping the COND_EXPR arms.
730 2012-04-13 Richard Guenther <rguenther@suse.de>
733 * convert.c (convert_to_pointer): Remove special-casing of
736 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
738 Backport from mainline
739 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
742 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
743 the list of options to enable the FCFID instruction.
744 (TARGET_EXTRA_BUILTINS): Adjust comment.
746 2012-04-12 Richard Guenther <rguenther@suse.de>
748 PR tree-optimization/52943
749 * tree-chrec.h (chrec_is_positive): Remove.
750 * tree-scalar-evolution.c (chrec_is_positive): Move ...
751 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
752 Return false for a constant zero instead of negative.
753 (analyze_siv_subscript_cst_affine): Handle zero difference
754 in the initial condition explicitely.
756 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
759 * varasm.c (process_pending_assemble_externals): Set
760 pending_assemble_externals_processed true.
761 (assemble_external): Call assemble_external_real if the pending
762 assemble externals have been processed.
764 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
767 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
768 the DECL generated for the special GOT helper.
770 2012-04-06 Walter Lee <walt@tilera.com>
772 Backport from mainline
773 2012-03-07 Walter Lee <walt@tilera.com>
775 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
776 REG_CFA_* notes for the stack pointer.
777 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
778 EH_RETURN_STACKADJ_RTX.
779 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
780 generate REG_CFA_* notes for the stack pointer.
781 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
782 by EH_RETURN_STACKADJ_RTX.
784 2012-04-06 Matt Turner <mattst88@gmail.com>
786 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
788 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
790 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
791 of the destination isn't also a FP_REGS register.
793 2012-04-03 Richard Guenther <rguenther@suse.de>
795 Backport from mainline
796 2012-03-02 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/52406
799 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
800 (struct indices): Add unconstrained_base member.
801 (struct dr_alias): Remove unused vops member.
802 (DR_UNCONSTRAINED_BASE): New define.
803 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
804 add indices to allow their disambiguation. Make DR_BASE_OBJECT
805 be an artificial access that covers the whole indexed object,
806 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
807 plain decl base-objects to their MEM_REF variant.
808 (dr_may_alias_p): When the base-object of either data reference
809 has unknown size use only points-to information.
810 (compute_affine_dependence): Make dumps easier to read and
812 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
813 DR_REF when looking for packed references.
814 (vect_supportable_dr_alignment): Likewise.
816 2012-04-03 Richard Guenther <rguenther@suse.de>
818 Backport from mainline
819 2012-03-15 Richard Guenther <rguenther@suse.de>
822 * tree-data-ref.c (subscript_dependence_tester_1): Check
823 all dimensions for non-conflicting access functions.
825 2012-04-03 Richard Guenther <rguenther@suse.de>
827 Backport from mainline
828 2012-03-06 Richard Guenther <rguenther@suse.de>
831 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
833 2012-03-23 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/52678
836 * tree-vectorizer.h (struct _stmt_vec_info): Add
837 loop_phi_evolution_part member.
838 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
839 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
840 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
841 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
842 Use the cached evolution part and the PHI nodes value from
843 the loop preheader edge instead of re-analyzing the evolution.
845 2012-03-26 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/52701
848 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
849 compute and set the evolution part of PHI nodes.
851 2012-03-30 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/52754
854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
855 propagate arbitrary addresses into really plain dereferences.
857 2012-04-03 Jakub Jelinek <jakub@redhat.com>
859 PR tree-optimization/52835
860 * tree-data-ref.c (build_rdg): Return NULL if
861 compute_data_dependences_for_loop failed.
863 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
865 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
866 (stmt_can_make_abnormal_goto): Use it.
867 (is_ctrl_altering_stmt): Likewise.
869 2012-03-31 Martin Jambor <mjambor@suse.cz>
871 Backported from mainline
872 2012-03-30 Martin Jambor <mjambor@suse.cz>
874 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
875 is a builtin_stack_save in a dominating BB.
877 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
879 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
880 crossing 128bit lane boundary.
882 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
884 Backported from mainline
885 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
888 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
890 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
891 * config/i386/i386.c: Include reload.h.
892 (ix86_legitimize_reload_address): New function.
894 2012-03-28 Martin Jambor <mjambor@suse.cz>
896 Backported from mainline
897 2012-03-27 Martin Jambor <mjambor@suse.cz>
900 * tree-sra.c (sra_modify_assign): Do not call
901 load_assign_lhs_subreplacements when working with an unscalarizable
904 2012-03-28 Jakub Jelinek <jakub@redhat.com>
907 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
908 __builtin_va_start to __builtin_next_arg if the latter is
909 builtin_decl_explicit_p rather than when it is not.
912 * tree-vect-generic.c (vector_element): Perform multiplication
913 for pos in bitsizetype type instead of idx type.
915 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
917 Backport from 2012-03-28 mainline r185910.
920 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
921 (avr_builtin_decl): New static function.
922 (struct avr_builtin_description, avr_bdesc): Move up.
923 Add GTY marker. Add field fndecl. Remove redundant field id.
924 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
925 (avr_expand_builtin): Code cleanup because .id is removed.
927 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
930 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
933 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
935 Backport from 2012-03-28 mainline r185907.
938 * config.gcc (tm_file): Remove avr/multilib.h.
940 * doc/invoke.texi (AVR Options): Adjust
941 documentation of -mtiny-stack.
943 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
944 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
945 * config/avr/t-avr: Remove generation of multilib.h.
946 * config/avr/t-multilib: Regenerate.
947 * config/avr/multilib.h: Remove.
948 * config/avr/avr.opt (-msp8): New option.
949 (avr_sp8): New variable.
950 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
951 * config/avr/avr.h (AVR_HAVE_SPH): New define.
952 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
953 (avr_device_to_sp8): New prototype.
954 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
955 (DRIVER_SELF_SPECS): New define.
956 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
957 __AVR_SP8__, __AVR_HAVE_SPH__.
958 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
959 AVR_HAVE_8BIT_SP to decide if SP_H is present.
960 (avr_file_start): Ditto.
962 2012-03-28 Jakub Jelinek <jakub@redhat.com>
965 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
966 instead of 8 in adjust_address.
968 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
970 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
971 of a unit before computing the offset in units.
973 2012-03-27 Richard Guenther <rguenther@suse.de>
976 * fold-const.c (try_move_mult_to_index): Handle &x.array more
979 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
982 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
984 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
987 * varasm.c: Include pointer-set.h.
988 (pending_assemble_externals_set): New pointer set.
989 (process_pending_assemble_externals): Destroy the pointer set.
990 (assemble_external): See if decl is in pending_assemble_externals_set,
991 and add it to pending_assemble_externals if necessary.
992 (init_varasm_once): Allocate pending_assemble_externals_set.
994 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
996 Backported from mainline
997 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1000 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1001 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1002 (vector_ltgt<mode>): Likewise.
1003 (vector_ordered<mode>): Likewise.
1004 (vector_unordered<mode>): Likewise.
1005 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1007 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1009 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1012 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1014 Backported from mainline
1015 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1019 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1020 GENERAL_REGS and FP_REGS for SImode.
1022 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1025 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1026 on any new_local_var_chain vars declared during recursing on
1027 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1029 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1031 Backport from 2012-03-22 mainline r185692.
1034 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1035 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1036 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1037 (delay_cycles_1, delay_cycles_2): Ditto.
1038 (delay_cycles_3, delay_cycles_4): Ditto.
1039 (nopv, *nopv): Ditto.
1040 (sleep, *sleep): Ditto.
1043 Backport from 2012-03-21 mainline r185605.
1045 PR rtl-optimization/52543
1047 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1048 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1049 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1050 (avr_load_libgcc_p): Restrict to __flash loads.
1051 (avr_out_lpm): Only handle 1-byte loads from __flash.
1052 (avr_load_lpm): New function.
1053 (avr_find_unused_d_reg): Remove.
1054 (avr_out_lpm_no_lpmx): Remove.
1055 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1056 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1057 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1058 (load_<mode>, load_<mode>_clobber): New insns.
1059 (mov<mode>): For multi-byte move from non-generic
1060 16-bit address spaces: Expand to load_<mode> resp.
1061 load_<mode>_clobber.
1062 (load<mode>_libgcc): Remove expander.
1063 (split-lpmx): Remove split.
1065 Backport from 2012-03-13 mainline r185329.
1068 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1069 offset (size) to a value the insns can deal with.
1070 (expand_epilogue): Ditto.
1072 Backport from 2012-03-12 mainline r185256.
1075 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1076 type from reg_class_t to enum reg_class.
1077 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1079 Backport from 2012-03-12 mainline r185253.
1082 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1083 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1084 r184615 from 2012-02-28.
1086 Backport from 2012-03-08 mainline r185105.
1088 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1089 for constants in [-63,63].
1091 Backport from 2012-03-08 mainline r185100.
1094 * config/avr/avr.c (avr_mem_clobber): New static function.
1095 (avr_expand_delay_cycles): Add memory clobber operand to
1096 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1097 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1098 (enable_interrupt, disable_interrupt): New expander.
1099 (nopv, sleep, wdr): New expanders.
1100 (delay_cycles_1): Add memory clobber.
1101 (delay_cycles_2): Add memory clobber.
1102 (delay_cycles_3): Add memory clobber.
1103 (delay_cycles_4): Add memory clobber.
1104 (cli_sei): New insn from former "enable_interrupt",
1105 "disable_interrupt" with memory clobber.
1106 (*wdt): New insn from former "wdt" with memory clobber.
1107 (*nopv): Similar, but for "nopv".
1108 (*sleep): Similar, but for "sleep".
1110 Backport from 2012-03-07 mainline r185043.
1113 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1115 Backport from 2012-03-07 mainline r185032.
1118 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1119 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1120 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1122 Backport from 2012-03-07 mainline r185031.
1125 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1127 * config/avr/avr.md (xload_8): Adjust insn length.
1129 Backport from 2012-03-07 mainline r185030.
1132 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1133 if RAMPZ affects reading from RAM.
1135 Backport from 2012-03-05 mainline r184919.
1137 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1139 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1141 Backport from mainline r185259.
1144 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1145 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1147 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1149 Backported from mainline
1150 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1153 * c-parser.c (c_parser_postfix_expression)
1154 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1156 * config/i386/smmintrin.h: Avoid /* within a comment.
1157 * config/i386/nmmintrin.h: Likewise.
1159 2012-03-22 Richard Guenther <rguenther@suse.de>
1161 * BASE-VER: Set to 4.7.1.
1162 * DEV-PHASE: Set to prerelease.
1164 2012-03-22 Release Manager
1166 * GCC 4.7.0 released.
1168 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1170 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1172 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1173 Andrew Pinski <apinski@cavium.com>
1176 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1177 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1178 calls instead of __builtin_ir{int,ound}*.
1180 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1183 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1186 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1188 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1189 Refer to GCC 4.7 version of c99status.html.
1191 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1193 Backport from mainline
1194 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1196 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1197 redefine to be NULL if the current bit-size is different from the
1198 configured bit-size.
1200 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1201 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1202 set the default tuning. Add asserts to make sure the cpu and tune
1203 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1204 test whether the index is set, instead of > 0.
1205 (rs6000_file_start): Do not reset the default cpu if the current
1206 bit-size is different from the configured bit-size.
1208 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1210 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1212 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1213 Update binutils references.
1214 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1215 Update binutils reference.
1216 Update Sun as/GNU ld caveat.
1217 Document binutils largefile requirement for LTO plugin.
1218 Remove reference to alternate libpthread.
1220 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1222 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1224 (Specific, mips-sgi-irix6): Likewise.
1226 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1228 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1229 * configure: Regenerate.
1231 2012-03-07 Richard Henderson <rth@redhat.com>
1233 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1234 * config/m68k/sync.md (atomic_test_and_set): Use it.
1235 (atomic_test_and_set_1): Likewise.
1237 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1240 * Makefile.in: Let install-gcc-ar depend on installdirs,
1241 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1242 Don't double canonicalize if cross-compiling.
1244 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1246 * trans-mem.c: New typedef for tm_region_p.
1247 Define vector types for tm_region_p.
1248 (tm_region_init): Replace region_worklist to a vector called
1251 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1254 * trans-mem.c (tm_region_init): Use last_basic_block.
1256 2012-03-05 Richard Henderson <rth@redhat.com>
1259 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1260 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1261 BIGGEST_ALIGNMENT is aligned.
1263 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1265 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1267 2012-03-05 Richard Henderson <rth@redhat.com>
1270 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1271 instead of calling negqi2 directly.
1273 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1275 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1276 (INTMAX_TYPE): Use it.
1277 (UINTMAX_TYPE): Likewise.
1278 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1279 (irix6_c_common_override_options): Declare.
1280 (C_COMMON_OVERRIDE_OPTIONS): Define.
1281 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1282 * config/mips/irix6-c.c: New file.
1283 * config/mips/t-irix6 (irix6-c.o): New target.
1284 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1287 2012-03-02 Richard Henderson <rth@redhat.com>
1289 * optabs.c (expand_atomic_test_and_set): Honor
1290 atomic_test_and_set_trueval even when atomic_test_and_set
1291 optab is not in use.
1293 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1295 Backport from mainline
1296 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1298 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1300 2012-03-02 Richard Guenther <rguenther@suse.de>
1302 * DEV-PHASE: Set to prerelease.
1304 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1306 * config.gcc (obsolete): Add all ARM targets using the FPA.
1307 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1308 * doc/install.texi: Avoid references to obsolete ARM ports.
1310 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1312 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1314 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1315 Joern Rennecke <joern.rennecke@embecosm.com>
1317 * doc/extend.texi: Expand and update information on interrupt
1318 attribute for Epiphany.
1320 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1322 * config/sh/sh-protos.h: Update copyright notice dates.
1323 * config/sh/sh.h: Likewise.
1324 * config/sh/sh.md: Likewise.
1325 * config/sh/constraints.md: Likewise.
1326 * config/sh/predicates.md: Likewise.
1328 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1330 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1331 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1333 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1335 * config/sh/constraints.md: Fix comment typo.
1337 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1340 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1341 unsigned HOST_WIDE_INT.
1342 (zvdep_imm64): Likewise.
1343 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1344 (vdepi_and): Likewise.
1345 Likewise for unamed 64-bit patterns.
1346 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1348 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1351 PR rtl-optimization/52417
1352 * cselib.c (cselib_any_perm_equivs): New variable.
1353 (cselib_reset_table): Check that it's not set when not
1354 preserving constants.
1355 (cselib_add_permanent_equiv): Set it.
1356 (cselib_have_permanent_equivalences): New.
1357 (cselib_init, cselib_finish): Reset it.
1358 * cselib.h (cselib_have_permanent_equivalences): Declare.
1359 * alias.c (get_addr): Restore earlier behavior when there
1360 aren't permanent equivalences.
1362 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1364 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1365 * config/v850/v850-modes.def: Fix copyright notice.
1367 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1369 * doc/extend.texi (AVR Built-in Functions): Document
1370 __builtin_avr_flash_segment.
1372 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1373 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1374 (*split.flash_segment): New insn-and-split.
1375 * config/avr/avr.c (avr_init_builtins): Add local variables:
1376 const_memx_void_node, const_memx_ptr_type_node,
1377 char_ftype_const_memx_ptr.
1379 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1381 PR tree-optimization/52445
1382 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1383 add ssa_name_ver, offset and size fields and change store field
1385 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1386 (add_or_mark_expr): Likewise. Only consider previous stores
1387 with the same size and offset.
1388 (nt_init_block): Only look at gimple_assign_single_p stmts,
1389 doesn't look at rhs2.
1391 2012-03-01 Richard Guenther <rguenther@suse.de>
1394 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1395 conversions from integral types to pointer types.
1397 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1399 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1400 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1401 unintentionally removed in r184616.
1403 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1405 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1408 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1409 Uros Bizjak <ubizjak@gmail.com>
1412 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1413 alternatives, add "e" constraint to the new last alternative
1414 and ! to last 3 alternatives.
1416 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1418 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1419 DW_AT_artificial attributes at the end of the processing.
1420 (gen_array_type_die): Likewise.
1421 (gen_enumeration_type_die): Likewise.
1422 (gen_struct_or_union_type_die): Likewise.
1423 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1426 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1429 * expr.c (expand_assignment): If doing misaligned store that doesn't
1430 cover all mode bits, perform a RMW cycle.
1432 PR tree-optimization/52429
1433 * tree-parloops.c (separate_decls_in_region_debug): Return early
1434 if var is LABEL_DECL.
1436 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1438 PR tree-optimization/52424
1439 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1440 calling dom_thread_across_edge.
1442 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1444 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1446 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1448 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1449 * config/avr/avr.c (avr_output_bld): Remove unused function.
1450 (avr_out_sbxx_branch): Use "%T" to print bit position.
1452 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1454 * config/avr/avr.md: Untabify.
1456 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1458 * config/avr/avr.md (eqne): New code iterator.
1459 (*dec-and-branchsi): Use it in text peephole's condition.
1460 (*dec-and-branchhi): Ditto.
1461 (*dec-and-branchqi): Ditto.
1463 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1466 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1467 the device does not have the skip-bug.
1469 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1471 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1472 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1473 -mpretend-cmove): New.
1475 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1478 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1479 doesn't count DEBUG_INSN refs.
1480 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1481 for DEBUG_INSN refs.
1483 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1487 2012-02-20 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/52298
1489 * tree-vect-stmts.c (vectorizable_load): Properly use
1490 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1493 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1496 * gimple.h (gimple_in_transaction): New.
1497 (gimple_set_in_transaction): New.
1498 (struct gimple_statement_base): Add in_transaction field.
1499 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1501 (tree_ssa_lim_initialize): Compute transaction bits.
1502 * tree.h (compute_transaction_bits): Protoize.
1503 * trans-mem.c (tm_region_init): Use the heap to store BB
1505 (compute_transaction_bits): New.
1507 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1509 * gcc.c (display_help): Document --help=common and sort entries
1512 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1514 * doc/install.texi: Document check-$LANG specific shortcuts
1516 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1519 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1521 * config/arm/arm_neon.h: Regenerate.
1522 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1523 (neon_vcgeu): New insn.
1524 (neon_vcgtu): Likewise.
1525 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1526 (ops): Unsigned comparison intrinsics call a different
1529 2012-02-28 Richard Guenther <rguenther@suse.de>
1532 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1533 ordering for the VEC_CONCAT for two element vectors for
1534 V2SFmode, V2SImode and V2DImode.
1536 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1539 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1540 detecting big-endian triplets.
1542 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1544 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1545 mode if there is no type information available.
1547 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1549 PR tree-optimization/53207
1550 * doc/invoke.texi: Document as experimental and relying on graphite.
1552 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1554 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1555 of initializer to changes from r184614.
1557 2012-02-28 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/52395
1560 * tree-sra.c (build_ref_for_offset): Also look at the base
1561 TYPE_ALIGN when figuring out the alignment of the replacement.
1563 2012-02-28 Richard Guenther <rguenther@suse.de>
1565 PR tree-optimization/52402
1566 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1567 mis-aligned types when creating the accesses at the call site.
1569 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1571 * config/avr/builtins.def: New file.
1572 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1573 * config/avr/avr.c (enum avr_builtin_id): Use it.
1574 (avr_init_builtins): Use it. And use avr_bdesc.
1575 (bdesc_1arg): Remove.
1576 (bdesc_2arg): Remove.
1577 (bdesc_3arg): Remove.
1578 (struct avr_builtin_description): Add field n_args.
1579 (avr_bdesc): New static variable using builtins.def.
1580 (avr_expand_builtin): Use it.
1581 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1582 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1583 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1585 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1588 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1589 match only one single hard register with respective hard reg rtx.
1590 (movmemx_<mode>): Ditto.
1591 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1592 insn anatomy of movmem[x]_<mode>.
1593 (avr_out_movmem): Same for printing assembler and operand usage.
1595 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1599 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1600 address spaces located outside of device flash.
1602 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1603 (mcu_type_s): Add field n_flash.
1604 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1605 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1606 (AVR_MCU): Add N_FLASH argument.
1607 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1608 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1609 macro __FLASH<n> if that address space makes sense for the device.
1610 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1611 outside of target flash.
1612 (avr_asm_named_section): Ditto.
1613 (avr_asm_select_section): Ditto.
1614 (avr_addr_space_convert): Ditto.
1615 (avr_emit_movmemhi): Ditto.
1616 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1617 address space is outside of device flash.
1618 (avr_insert_attributes): Ditto.
1619 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1620 avr_current_arch->n_segments.
1622 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1625 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1627 (*movabs<mode>_2): Likewise.
1629 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1632 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1633 s_register_operand in the test instead of REG_P. Don't call
1634 gen_reg_rtx if it won't be used.
1636 PR tree-optimization/52376
1637 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1639 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1641 * ifcvt.c (noce_get_condition): Check condition variable is not
1642 small_register_classes_for_mode_p before accepting.
1644 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1646 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1648 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1651 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1652 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1654 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1656 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1658 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1660 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1662 * config/sh/predicates.md: Remove blank lines.
1663 * config/sh/sh.c: Fix typos in comments.
1664 * config/sh/constraints.md: Likewise.
1665 * config/sh/sh.md: Remove blank lines.
1666 Fix typos in comments. Use ;; as comment characters.
1668 2012-02-26 Walter Lee <walt@tilera.com>
1670 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1671 (replace_mov_pcrel_step2): Ditto.
1673 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1676 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1677 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1678 and locs that reference values newer than the non-canonical value
1679 at hand. Return the canonical value as a worst case.
1680 (memrefs_conflict_p): Walk canonical value's locs.
1683 * cselib.c (preserve_only_constants): Rename to...
1684 (preserve_constants_and_equivs): ... this. Split out...
1685 (invariant_or_equiv_p): ... this. Preserve plus expressions
1686 of other preserved expressions too.
1687 (cselib_reset_table): Adjust.
1688 * var-tracking.c (reverse_op): Use canonical value to build
1691 2012-02-23 Kai Tietz <ktietz@redhat.com>
1693 * config/i386/i386.c (ix86_delegitimize_address): Handle
1694 UNSPEC_PCREL plus displacement.
1696 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1699 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1700 to test for unusedness in st X addressing.
1702 2012-02-24 Richard Guenther <rguenther@suse.de>
1705 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1706 (is_gimple_reg_type): Move inline ...
1707 * gimple.h (is_gimple_reg_type): ... here.
1709 2012-02-24 Richard Guenther <rguenther@suse.de>
1712 * passes.c (execute_function_todo): When verifying SSA form
1713 verify gimple form first.
1714 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1716 2012-02-24 Richard Guenther <rguenther@suse.de>
1719 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1720 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1722 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1724 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1726 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1728 * tree-phinodes.c (make_phi_node): Mark static.
1729 * tree-flow.h (make_phi_node): Remove extern decl.
1730 * doc/gimple.texi (make_phi_node): Remove documentation.
1732 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1734 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1735 * tree-ssa-sccvn.c (print_scc): Ditto.
1737 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1739 * doc/passes.texi (Full redundancy elimination): Fix typo.
1741 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1743 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1745 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1748 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1750 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1753 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1755 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1757 * config/avr/avr.md (code_stdname): Add ior, xor.
1758 (xior): New code iterator.
1759 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1760 (*<code_stdname><mode>qi.byte1-3): Ditto.
1762 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1764 PR tree-optimization/52019
1765 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1768 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1770 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1771 HAVE_INITFINI_ARRAY to work around namespace pollution in
1772 certain versions of newlib system headers.
1773 * config.in: Regenerate.
1774 * configure: Regenerate.
1775 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1776 instead of HAVE_INITFINI_ARRAY.
1778 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1781 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1782 is not offsettable memory reference.
1784 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1787 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1788 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1790 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1792 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1793 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1795 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1797 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1798 library on Solaris 8 even without TLS support.
1799 * configure: Regenerate.
1801 2012-02-22 Richard Guenther <rguenther@suse.de>
1804 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1805 for GIMPLE_DEBUG stmts.
1807 2012-02-22 Martin Jambor <mjambor@suse.cz>
1810 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1811 according to the base object.
1813 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1815 PR rtl-optimization/50063
1816 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1817 and 2 (8-bit SP) in operand 2.
1818 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1819 setup to use movhi_sp_r instead of vanilla move to write SP.
1820 Adjust REG_CFA notes to superseed unspec.
1821 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1823 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1824 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1825 irq_state 1 (IRQ known to be on) here.
1827 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1829 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1831 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1832 assign_hard_reg): Likewise.
1834 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1836 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1838 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1841 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1842 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1844 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1846 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1847 prototype from here to...
1848 * config/avr/avr.h: ...here.
1850 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1853 * thumb2.md (thumb2_shiftsi3_short): Split register and
1854 immediate shifts. For register shifts tie operands 0 and 1.
1855 (peephole2 for above): Check that register-controlled shifts
1856 have suitably tied operands.
1858 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1861 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1862 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1863 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1864 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1865 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1866 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1867 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1868 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1869 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1870 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1871 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1872 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1873 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1874 bdver1_ssevector_avx256_unaligned_load,
1875 bdver1_ssevector_sse128_unaligned_load,
1876 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1877 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1878 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1879 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1880 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1881 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1882 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1883 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1884 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1885 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1886 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1887 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1888 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1889 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1890 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1891 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1892 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1893 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1894 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1895 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1896 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1897 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1898 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1899 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1900 bdver1_ssediv_double_load, bdver1_ssediv_double,
1901 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1902 Add "bdver2" attribute.
1904 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1906 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1907 default if possible and not specified otherwise.
1909 2012-02-21 Richard Guenther <rguenther@suse.de>
1912 * gimplify.c (create_tmp_from_val): Use the main variant type
1913 for the type of the temporary we create.
1915 2012-02-21 Richard Guenther <rguenther@suse.de>
1917 PR tree-optimization/52324
1918 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1919 do not gimplify a MEM_REF address operand if it is already
1922 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1924 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1925 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1927 2012-02-21 Richard Guenther <rguenther@suse.de>
1929 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1930 nested_in_vect_loop.
1932 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1934 PR tree-optimization/52318
1935 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1936 vdef also to non-pure/const call stmts in the sequence.
1938 2012-02-20 David S. Miller <davem@davemloft.net>
1940 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1941 don't use the "rd %pc" instruction on v9 for PIC register loads.
1943 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1946 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1947 in a transaction safe function.
1949 2012-02-20 Kai Tietz <ktietz@redhat.com>
1952 * stor-layout.c (place_field): Handle desired_align for
1955 2012-02-20 Richard Guenther <rguenther@suse.de>
1957 PR tree-optimization/52298
1958 * tree-vect-stmts.c (vectorizable_store): Properly use
1959 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1961 (vectorizable_load): Likewise.
1962 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1963 Access DR_STEP after ensuring it is not NULL.
1965 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1967 PR tree-optimization/52286
1968 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1969 optimization use double_int_to_tree instead of build_int_cst_wide,
1970 rewrite to use double_int vars.
1972 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1975 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1977 Remove -e 0 from $gcc_cv_ld invocation.
1978 Only use __GLIBC_PREREQ if defined.
1979 Enable on Solaris since Solaris 8 patch.
1980 (gcc_SUN_LD_VERSION): New macro.
1981 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1982 gcc_SUN_LD_VERSION for version number format.
1983 * configure: Regenerate.
1984 * varasm.c (get_elf_initfini_array_priority_section): Set
1985 SECTION_NOTYPE for non-default priority.
1986 Use get_section instead of get_unnamed_section to emit
1987 .init_array/.fini_array with default priority.
1989 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1991 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1992 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1993 (mips_start_unique_function, mips_output_mips16_rdhwr)
1994 (mips_code_end): New functions.
1995 (TARGET_ASM_CODE_END): Define.
1997 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1999 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2000 to stubs with non-sibling calls.
2002 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2004 * doc/invoke.texi (-fira-* options): Copy-edit.
2005 (ira-* parameters): Copy-edit.
2007 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2009 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2010 GCC coding conventions.
2012 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2014 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2015 when used as adjectives.
2017 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2019 * doc/invoke.texi: Clean up "that"/"which" confusion.
2021 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2023 * system.h: Poison SMALL_REGISTER_CLASSES
2024 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2025 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2027 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2029 PR tree-optimization/52285
2030 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2031 when deciding if a call is a tail call or tail recursion.
2033 2012-02-16 Kai Tietz <ktietz@redhat.com>
2035 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2036 interger-constant displacement for UNSPEC_PCREL.
2038 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2040 PR rtl-optimization/52208
2041 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2042 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2044 PR tree-optimization/52255
2045 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2046 loop->header has virtual PHI, but exit_e->dest doesn't, add
2047 virtual PHI to exit_e->dest and adjust all uses after the loop.
2050 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2051 children with clone_tree_hash, not after it.
2053 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2055 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2056 extended identifiers.
2058 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2061 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2062 a same_body_alias, also test whether e->callee isn't a former
2063 or current clone of the decl this is a same body alias of.
2065 PR translation/52264
2066 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2068 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2070 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2072 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2075 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2076 force_reg instead of copy_to_reg for better optimization. Force
2077 non-register or memory operands into a register.
2079 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2081 * extend.texi: Reserve upper bits of memory model for future use.
2083 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2084 Anatoly Sokolov <aesok@post.ru>
2085 Eric Weddington <eric.weddington@atmel.com>
2088 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2089 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2090 Rewrite initializers for .macro.
2091 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2092 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2093 atxmega32d4, atxmega32x1.
2094 avrxmega4: atxmega64a3, atxmega64d3.
2095 avrxmega5: atxmega64a1, atxmega64a1u.
2096 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2097 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2098 avrxmega7: atxmega128a1, atxmega128a1u.
2099 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2100 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2101 (struct base_arch_s): Rename reserved to xmega_p.
2102 Rename reserved2 to have_rampd.
2103 (AVR_XMEGA): New define.
2104 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2105 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2106 * config/avr/predicates.md (io_address_operand): Take into
2108 (low_io_address_operand): Ditto.
2109 (high_io_address_operand): Ditto.
2110 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2111 (enabled, movhi_sp_r): Use them.
2112 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2113 cpp_define_formatted to built-in define __AVR_ARCH__.
2114 (__AVR_XMEGA__): New built-in define.
2115 (__AVR_HAVE_RAMPD__): New built-in define.
2116 (__AVR_HAVE_RAMPX__): New built-in define.
2117 (__AVR_HAVE_RAMPY__): New built-in define.
2118 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2120 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2121 (avr_option_override): Initialize them.
2122 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2123 (avr_init_expanders): Initialize them. No more block several calls.
2124 (emit_push_sfr): New static function.
2125 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2127 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2128 (avr_print_operand): Print addreeses as symbols for
2129 RAMPX, RAMPY, RAMPD, CCP.
2130 (output_movhi): Handle AVR_XMEGA when writing to SP.
2131 (avr_out_movhi_mr_r_xmega): New static function.
2132 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2133 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2134 __RAMPD__, __CCP__ as needed.
2136 * config/avr/multilib.h: Regenerate.
2137 * config/avr/t-multilib: Regenerate.
2138 * config/avr/avr-tables.opt: Regenerate.
2140 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2142 PR tree-optimization/50561
2143 * graphite-flattening.c (lst_project_loop): Do not
2144 remove old scattering dimensions after flattening.
2145 (lst_do_flatten): Likewise.
2147 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2149 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2150 __builtin_avr_map8, __builtin_avr_map16.
2151 Document __builtin_avr_insert_bits.
2153 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2154 (insert_bits): New insn.
2155 (adjust_len.map_bits): Rename to insert_bits.
2156 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2157 * avr-protos.h (avr_out_map_bits): Remove.
2158 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2159 * config/avr/constraints.md (Cxf,C0f): New.
2160 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2161 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2162 New built-in define __BUILTIN_AVR_INSERT_BITS.
2163 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2164 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2165 (avr_move_bits): Rewrite.
2166 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2168 (avr_map_op_t): New typedef.
2169 (avr_map_op): New static variable.
2170 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2171 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2172 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2173 (bdesc_3arg, avr_expand_triop_builtin): New.
2174 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2175 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2176 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2177 (avr_map_equal_p, avr_map_sig_p): Remove.
2178 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2179 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2180 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2181 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2182 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2183 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2185 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2187 * config/c6x/c6x.md (reserve_cycles): New attribute.
2188 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2189 don't reserve functional units after the branch occurs.
2191 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2194 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2195 functions into non-tm_pure functions.
2197 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2200 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2201 (iterative_hash_canonical_type): Likewise.
2202 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2205 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2207 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2208 sched-group insn, it either remains alone or the entire list is pruned.
2210 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2212 * doc/install.texi (Prerequisites): Fix grammar.
2213 (Configuration): Likewise.
2215 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2217 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2218 MPC as part of GCC before describing configuring with --with-gmp etc.
2219 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2220 sources are present.
2222 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2225 * dwarf2out.c (clone_tree_hash): New function.
2226 (copy_decls_walk): Use it instead of clone_tree.
2228 2012-02-14 Richard Guenther <rguenther@suse.de>
2230 PR tree-optimization/52244
2231 PR tree-optimization/51528
2232 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2233 replacements for integral types.
2235 2012-02-14 Walter Lee <walt@tilera.com>
2237 * config.gcc: Handle tilegx and tilepro.
2238 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2240 Add HAVE_AS_TLS check for tilegx and tilepro.
2241 * configure: Regenerate.
2242 * doc/contrib.texi: Add Mat Hostetter and self.
2243 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2244 Document instruction intrinsics and network accessing intrinsics.
2245 (TILEPro Built-in Functions): New node. Document instruction
2246 intrinsics and network accessing intrinsics.
2247 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2248 (Specific, tilepro-*-linux*): Likewise.
2249 * doc/invoke.texi (TILE-Gx Options): New section.
2250 (TILEPro Options): New section.
2251 * doc/md.texi (TILE-Gx): New section.
2252 (TILEPro): New section.
2253 * common/config/tilegx/tilegx-common.c: New file.
2254 * common/config/tilepro/tilepro-common.c: New file.
2255 * config/tilegx/constraints.md: New file.
2256 * config/tilegx/linux.h: New file.
2257 * config/tilegx/mul-tables.c: New file.
2258 * config/tilegx/predicates.md: New file.
2259 * config/tilegx/sync.md: New file.
2260 * config/tilegx/t-tilegx: New file.
2261 * config/tilegx/tilegx-builtins.h: New file.
2262 * config/tilegx/tilegx-c.c: New file.
2263 * config/tilegx/tilegx-generic.md: New file.
2264 * config/tilegx/tilegx-modes.def: New file.
2265 * config/tilegx/tilegx-multiply.h: New file.
2266 * config/tilegx/tilegx-protos.h: New file.
2267 * config/tilegx/tilegx.c: New file.
2268 * config/tilegx/tilegx.h: New file.
2269 * config/tilegx/tilegx.md: New file.
2270 * config/tilegx/tilegx.opt: New file.
2271 * config/tilepro/constraints.md: New file.
2272 * config/tilepro/gen-mul-tables.cc: New file.
2273 * config/tilepro/linux.h: New file.
2274 * config/tilepro/mul-tables.c: New file.
2275 * config/tilepro/predicates.md: New file.
2276 * config/tilepro/t-tilepro: New file.
2277 * config/tilepro/tilepro-builtins.h: New file.
2278 * config/tilepro/tilepro-c.c: New file.
2279 * config/tilepro/tilepro-generic.md: New file.
2280 * config/tilepro/tilepro-modes.def: New file.
2281 * config/tilepro/tilepro-multiply.h: New file.
2282 * config/tilepro/tilepro-protos.h: New file.
2283 * config/tilepro/tilepro.c: New file.
2284 * config/tilepro/tilepro.h: New file.
2285 * config/tilepro/tilepro.md: New file.
2286 * config/tilepro/tilepro.opt: New file.
2288 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2290 PR tree-optimization/52210
2291 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2292 vect_model_simple_cost with two entry vect_def_type array instead
2293 of an address of dt.
2295 2012-02-14 Richard Guenther <rguenther@suse.de>
2298 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2299 Do not stream DECL_QUALIFIER.
2300 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2301 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2302 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2304 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2307 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2310 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2313 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2314 * cselib.c (cselib_subst_to_values_from_insn): New function.
2315 * sched-deps.c (add_insn_mem_dependence,
2316 sched_analyze_1, sched_analyze_2): Use it.
2318 2012-02-13 Jan Hubicka <jh@suse.cz>
2321 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2323 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2325 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2326 (GTM_SELF_SPECS): Define if not already defined.
2327 (driver_self_specs): Add GTM_SELF_SPECS.
2328 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2329 (GTM_SELF_SPECS): Define.
2330 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2331 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2333 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2335 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2338 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2341 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2342 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2344 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2347 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2349 2012-02-13 Richard Guenther <rguenther@suse.de>
2351 PR translation/52211
2352 * passes.c (enable_disable_pass): Fix typo.
2354 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2357 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2358 XOR for reduce_bit_field if type is unsigned.
2360 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2362 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2363 disallow changes from SFmode to mode with different size in FP regs.
2365 2012-02-12 Robert Millan <rmh@gnu.org>
2366 Gerald Pfeifer <gerald@pfeifer.com>
2368 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2371 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2373 PR rtl-optimization/52175
2374 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2375 to frame-related instructions.
2377 2012-02-10 Jason Merrill <jason@redhat.com>
2380 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2381 (demangle_new_symbols): Fill it.
2382 (scan_linker_output): Walk it.
2383 (start_tweaking): Split out from scan_linker_output.
2384 (maybe_tweak): Update sym->chosen.
2385 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2387 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2390 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2392 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2394 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2395 having the same mode as previous compare.
2397 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2399 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2400 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2401 (nonlocal_goto_internal): Likewise.
2402 (nonlocal_goto): Emit a use and an indirect jump directly.
2404 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2407 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2408 __atomic_{is,always}_lock_free.
2410 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2414 negative constant address for x32.
2416 2012-02-10 Richard Henderson <rth@redhat.com>
2418 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2419 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2420 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2422 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2423 Ira Rosen <irar@il.ibm.com>
2425 PR tree-optimization/50031
2426 * targhooks.c (default_builtin_vectorization_cost): Handle
2428 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2429 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2430 all types of reduction and pattern statements.
2431 (vect_estimate_min_profitable_iters): Likewise.
2432 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2433 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2434 for explicit realigns.
2435 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2436 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2438 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2439 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2440 vec_perm for VSX and handle vec_promote_demote.
2442 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2445 * builtins.c (fold_builtin_atomic_always_lock_free,
2446 expand_builtin_atomic_always_lock_free,
2447 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2448 Return and/or test boolean_true_node/boolean_false_node instead of
2449 integer_one_node/integer_zero_node.
2451 2012-02-10 Jan Hubicka <jh@suse.cz>
2454 * predict.c (predict_paths_for_bb): Prevent looping.
2455 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2457 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2459 * config/arm/arm.c (output_move_double): In one case properly
2460 count number of instructions that will be emitted.
2462 2012-02-10 Richard Guenther <rguenther@suse.de>
2464 PR translation/52193
2465 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2467 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2470 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2472 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2475 * var-tracking.c (emit_note_insn_var_location): If
2476 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2477 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2478 non-NOTE_DURING_CALL_P insn.
2480 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2483 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2485 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2488 * gcc.c (switch_matches) Support switches with separated form,
2491 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2493 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2495 (RAMPZ_ADDR): Ditto.
2496 * config/avr/avr.c (avr_addr_t): New typedef.
2497 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2498 (avr_init_expanders): Initialize it.
2499 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2501 (expand_epilogue): Ditto.
2502 (avr_print_operand): Ditto.
2503 (avr_file_start): Ditto.
2504 (avr_emit_movmemhi): Ditto.
2506 2012-02-08 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/46886
2509 * tree-flow.h (do_while_loop_p): Declare.
2510 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2511 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2513 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2515 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2516 always succeed for integers larger than a native word.
2518 2012-02-08 Richard Guenther <rguenther@suse.de>
2520 PR rtl-optimization/52170
2521 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2522 properly handle integer vector modes.
2524 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2526 PR gcov-profile/52150
2527 * coverage.c: Include target.h.
2528 (build_var): Call targetm.strip_name_encoding on the assembler name.
2529 Change one _ into . or $ if the target allows it.
2530 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2532 PR rtl-optimization/52139
2533 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2534 is a BARRIER after emit_insn_after_noloc, move BB_END
2535 to the last non-BARRIER insn before it.
2537 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2540 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2541 (mips_gimplify_va_arg_expr): Call it instead of
2542 std_gimplify_va_arg_expr.
2544 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2546 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2547 message for -mno-pointers-to-nested-function.
2549 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2552 * expr.c (get_inner_reference): If there is an offset, add a negative
2553 bit position to it (if any).
2555 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2557 PR rtl-optimization/52060
2558 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2559 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2560 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2561 and/or i0src_copy2 when needed.
2563 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2565 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2566 or LTOPLUGINSONAME if have_c.
2568 * config/freebsd-spec.h: Add comment about what macros can be defined
2570 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2571 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2574 2012-02-07 Richard Guenther <rguenther@suse.de>
2576 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2577 newline in -alias dumps.
2579 2012-02-07 Kai Tietz <ktietz@redhat.com>
2580 Dave Korn <dave.korn.cygwin@gmail.com>
2583 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2584 Take care that typinfo gets dllexport-attribute.
2586 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2589 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2590 if modifier < EXPAND_SUM call force_operand on the result.
2592 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2594 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2595 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2597 (epiphany_function_type): Replace types for specific interrupts with
2598 EPIPHANY_FUNCTION_INTERRUPT.
2599 (EPIPHANY_INTERRUPT_P): Update.
2600 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2601 New static function.
2602 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2603 <disinterrupt>: Affects type identity.
2604 (epiphany_handle_interrupt_attribute): Handle variable number of
2606 (epiphany_compute_function_type): Update for new
2607 epiphany_function_type definition.
2608 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2609 handlers with a longcall forwarder.
2610 (epiphany_start_function): Handle multiple interrupt arguments and/or
2611 forwarder_section attribute.
2613 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2616 2012-02-07 Alan Modra <amodra@gmail.com>
2619 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2622 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2624 PR tree-optimization/50969
2625 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2626 use vec_perm rather than vector_stmt.
2627 (vect_model_load_cost): Likewise.
2628 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2629 vec_perm to be the same as other vector statements.
2630 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2631 cost of vec_perm for TARGET_VSX.
2633 2012-02-06 Richard Guenther <rguenther@suse.de>
2635 PR tree-optimization/52115
2636 * tree-sra.c (access_has_replacements_p): New function.
2637 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2639 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2642 * trans-mem.c (expand_call_tm): Add an assertion.
2643 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2646 2012-02-06 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/50955
2649 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2650 raise cost of expressions that replace an address with an
2651 expression based on a different pointer.
2653 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2656 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2657 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2659 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2662 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2663 -Weffc++ and specify guidelines come from second edition.
2665 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2667 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2668 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2669 (call_direct_split, call_value_split, call_value_internal_direct)
2670 (call_value_direct_split, call_value_multiple_split): Use jal and
2671 jal_macro attributes.
2673 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2675 * reload1.c (reload_regs_reach_end_p): Replace with...
2676 (reload_reg_rtx_reaches_end_p): ...this function.
2677 (new_spill_reg_store): Update commentary.
2678 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2679 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2680 before setting new_spill_reg_store.
2681 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2682 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2683 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2684 for non-spill reload registers.
2686 2012-02-05 Ira Rosen <irar@il.ibm.com>
2688 PR tree-optimization/52091
2689 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2690 (vect_is_simple_use_1): Likewise.
2691 * tree-vect-loop.c (vectorizable_reduction): Update calls
2692 to vect_is_simple_use_1 and vect_is_simple_use.
2693 (vectorizable_live_operation): Likewise.
2694 * tree-vect-patterns.c (widened_name_p,
2695 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2696 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2697 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2698 vectorizable_shift,vectorizable_operation, vectorizable_store,
2699 vectorizable_load): Likewise.
2700 (vect_is_simple_cond): Add an argument, pass it to
2701 vect_is_simple_use_1.
2702 (vectorizable_condition): Update calls to vect_is_simple_cond,
2704 (vect_is_simple_use): Add an argument, the statement in which
2705 OPERAND is used. Check that if OPERAND's def stmt is a double
2706 reduction phi node, the use is a phi node too.
2707 (vect_is_simple_use_1): Add an argument, pass it to
2709 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2710 to vect_is_simple_use.
2712 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2714 PR rtl-optimization/52095
2715 * modulo-sched.c (dump_insn_locator): New function.
2716 (loop_canon_p, sms_schedule): Use it.
2718 PR rtl-optimization/52113
2719 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2720 even for decomposable shift/zext insns.
2722 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2723 Zdenek Dvorak <ook@ucw.cz>
2725 PR rtl-optimization/52092
2726 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2727 on get_iv_value result.
2729 2012-02-02 Andrew Pinski <apinski@cavium.com>
2733 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2735 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2738 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2740 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2742 PR rtl-optimization/49800
2743 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2744 (sched_finish): Call regstat_free_n_sets_and_refs.
2746 2012-02-02 Jia Liu <proljc@gmail.com>
2748 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2751 2012-02-02 Jan Hubicka <jh@suse.cz>
2752 Tom de Vries <tom@codesourcery.com>
2755 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2756 * varpool.c (varpool_analyze_pending_decls): Likewise.
2758 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2759 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2761 * config.gcc: Add cr16-* support.
2763 * doc/extend.texi: Document cr16 extensions.
2764 * doc/install.texi: Document cr16 install.
2765 * doc/invoke.texi: Document cr16 options.
2766 * doc/md.texi: Document cr16 constraints.
2768 * common/config/cr16/cr16-common.c: New file.
2769 * config/cr16/cr16.c: New file.
2770 * config/cr16/cr16.h: New file.
2771 * config/cr16/cr16.md: New file.
2772 * config/cr16/cr16.opt: New file.
2773 * config/cr16/cr16-protos.h: New file.
2774 * config/cr16/predicates.md: New file.
2775 * config/cr16/constraints.md: New file.
2776 * config/cr16/t-cr16: New file.
2778 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2781 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2782 that operands[2] is either immediate, or q_regs_operand.
2784 PR tree-optimization/52073
2785 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2786 a pattern stmt for pattern uses, ignore uses outside of the loop.
2788 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2790 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2791 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2792 (OUT_AS1, OUT_AS2): Remove.
2794 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2796 PR rtl-optimization/51374
2797 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2798 to cross other volatile_refs_p insns.
2800 2012-02-01 Richard Guenther <rguenther@suse.de>
2802 * doc/invoke.texi (fno-inline): Clarify documentation.
2803 (finline-small-functions): Likewise.
2804 (finline-functions): Likewise.
2805 * common.opt (finline): Adjust comment and documentation.
2806 (finline-small-functions): Clarify documentation.
2807 (finline-functions): Likewise.
2808 (finline-functions-called-once): Likewise.
2810 2012-02-01 Tristan Gingold <gingold@adacore.com>
2812 * c-typeck.c (composite_type): Keep mode for pointers.
2814 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2816 * function.h (regno_reg_rtx): Adjust comment.
2817 * reginfo.c (init_reg_modes_target): Only use the previous mode
2818 if it fits within one register. Remove MIPS comment.
2820 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2823 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2825 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2827 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2828 to srak instruction.
2830 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2832 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2834 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2839 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2841 2012-01-31 Richard Guenther <rguenther@suse.de>
2843 PR tree-optimization/51528
2844 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2847 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2852 * ree.c (add_removable_extension): Change def_map argument
2853 to unsigned *, store in def_map 1 + offset into *insn_list vector
2854 instead of pointers into the vector.
2855 (find_removable_extensions): Adjust caller.
2857 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2859 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2860 Transform all "* quoted-c-code" to { c-code }.
2861 Remove redundant test for "optimize" in combine patterns.
2862 Move (include "avr-dimode.md") to end of file.
2864 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2867 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2868 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2870 2012-01-30 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/52028
2873 * tree-loop-distribution.c (ldist_gen): Properly update
2876 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2879 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2880 set_cur_line_info_table if not emitting debug info.
2882 PR tree-optimization/52046
2883 * tree-vect-patterns.c (check_bool_pattern): Give up if
2884 a comparison could throw.
2887 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2889 2012-01-30 Richard Guenther <rguenther@suse.de>
2891 PR tree-optimization/52045
2892 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2893 SSA form if cfgcleanup did anything.
2895 2012-01-30 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/52045
2898 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2899 before computing final todo.
2901 2012-01-30 Richard Guenther <rguenther@suse.de>
2903 PR tree-optimization/51528
2904 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2907 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2909 * df-problems.c (df_kill_notes): Check that the use refers
2910 to the note under examination.
2912 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2915 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2916 parameter and use short-lived pseudos.
2917 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2918 (sparc_expand_vector_init): Const-ify local variables and adjust
2919 calls to above functions.
2921 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2923 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2925 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2927 * doc/invoke.texi: Make usage of "compile time" and
2928 "run time"/"runtime" consistent throughout the file.
2930 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2932 * config/alpha/alpha.c (alpha_option_override): Default to
2933 full IEEE compliance mode for Go language.
2935 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2937 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2938 (LINK_SSP_SPEC): Define.
2940 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2943 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2946 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2948 * doc/invoke.texi: Correct hyphenation of "floating point",
2949 "double precision", and related terminology throughout the file.
2951 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2954 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2955 arm_general_register_operand predicate for operand 2 instead of
2958 2012-01-27 Ian Lance Taylor <iant@google.com>
2961 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2962 * builtins.c (expand_builtin_init_trampoline): Add onstack
2963 parameter. Change caller.
2964 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2965 * tree.c (build_common_builtin_nodes): Declare
2966 __builtin_init_heap_trampoline.
2968 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2970 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2971 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2972 * config/avr/avr.c: Ditto.
2973 (avr_regnames): Remove because unused.
2974 * config/avr/avr.md (*cpse.ne): New peephole.
2975 (*cpse.eq): New peephole from former cpse peepholes.
2977 2012-01-27 Michael Eager <eager@eagercon.com>
2979 * config/microblaze.c (microblaze_emit_compare): Correct
2980 test after pcmp instruction.
2982 2012-01-27 Richard Guenther <rguenther@suse.de>
2984 PR tree-optimization/52020
2985 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2987 2012-01-27 Richard Guenther <rguenther@suse.de>
2989 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2990 function non-const/pure.
2992 2012-01-27 Richard Guenther <rguenther@suse.de>
2994 PR tree-optimization/50444
2995 * tree-sra.c (build_ref_for_offset): Properly adjust the
2996 MEM_REF type for unaligned accesses.
2998 2012-01-27 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/50444
3001 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3002 (expand_assignment): Use it. Properly handle misaligned
3003 bases when expanding stores to component references.
3004 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3007 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3010 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3011 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3012 * tree-data-ref.c (find_data_references_in_loop): Make static.
3013 (compute_all_dependences): Change return type to bool. Bail out
3014 for too many datarefs in a loop. Move the hunk resetting the data
3015 dependences vector from ...
3016 (compute_data_dependences_for_loop): ... here. Account for
3017 compute_all_dependences returning false.
3018 (compute_data_dependences_for_bb): Likewise.
3019 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3020 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3022 2012-01-27 Richard Guenther <rguenther@suse.de>
3025 * expr.c (store_field): Use the alias-set of the scratch memory
3028 2012-01-27 Tom de Vries <tom@codesourcery.com>
3030 PR tree-optimization/51990
3031 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3033 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3035 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3038 * var-tracking.c (reverse_op): Don't add any reverse operation
3039 if V already has any constant locations.
3041 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3043 * doc/invoke.texi: Correct usage of "command line" (noun)
3044 vs "command-line" (adjective) throughout.
3046 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3048 * doc/invoke.texi (Language Independent Options): Move
3049 -Wcoverage-mismatch blurb from here....
3050 (Warning Options): ...to here.
3052 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3054 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3055 Set rs6000_always_hint to false for 476.
3057 2012-01-27 Matthias Klose <doko@ubuntu.com>
3059 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3061 * incpath.c (add_standard_paths): Likewise.
3063 2012-01-27 Richard Henderson <rth@redhat.com>
3065 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3066 * config/m68k/sync.md (atomic_test_and_set): Rename from
3067 sync_test_and_setqi and adjust the operands.
3068 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3069 and unconditionally enable.
3071 2012-01-27 Richard Henderson <rth@redhat.com>
3073 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3074 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3075 (ldstub): Rename from ldstubqi.
3076 (ldstub<I24MODE>): Remove.
3078 2012-01-27 Richard Henderson <rth@redhat.com>
3080 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3081 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3082 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3083 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3084 * doc/tm.texi: Rebuild.
3086 2012-01-27 Richard Henderson <rth@redhat.com>
3088 * optabs.c (gen_atomic_test_and_set): Remove default.
3089 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3091 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3093 PR rtl-optimization/51978
3094 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3095 (combine_reaching_defs): Likewise.
3096 (struct re_info): Remove.
3097 (add_removable_extension): Remove x and data arguments,
3098 add insn, insn_list and def_map. Use the arguments directly
3099 instead of using struct re_info.
3100 (find_removable_extensions): Don't call add_removable_extension
3101 through note_stores, instead just call it with single_set
3103 (find_and_remove_re): Pass curr_cand->expr instead of
3104 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3106 2012-01-26 Michael Matz <matz@suse.de>
3108 PR tree-optimization/46590
3109 * cfgexpand.c: Revert last change (r183305).
3110 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3112 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3113 checking for emptiness.
3115 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3118 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3119 non-addressable non-BLKmode base correctly.
3121 2012-01-26 Michael Matz <matz@suse.de>
3123 PR tree-optimization/48794
3124 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3125 regions referenced from RESX/EH_DISPATCH.
3127 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3129 * config/s390/s390.h: Make BRANCH_COST an option.
3130 * config/s390/s390.opt: New option -mbranch-cost.
3132 2012-01-26 Richard Henderson <rth@redhat.com>
3134 Revert 2012-01-24 change:
3135 * trans-mem.c (requires_barrier): Do not instrument thread local
3136 variables and emit save/restore for them.
3138 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3141 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3144 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3146 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3149 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3152 Rename __pgm to __flash.
3153 Rename __pgm1 to __flash1.
3154 Rename __pgm2 to __flash2.
3155 Rename __pgm3 to __flash3.
3156 Rename __pgm4 to __flash4.
3157 Rename __pgm5 to __flash5.
3158 Rename __pgmx to __memx.
3159 * doc/extend.texi (AVR Named Address Spaces)
3160 Rename address space names as indicated above.
3161 * config/avr/avr.c (avr_addrspace): Ditto.
3163 * config/avr/avr-protos.h
3164 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3165 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3166 * config/avr/predicates.md: Ditto.
3167 * config/avr/avr.c Ditto, and
3168 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3169 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3171 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3172 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3173 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3174 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3175 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3176 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3177 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3178 * config/avr/avr.c: Ditto.
3179 * config/avr/avr.md: Ditto.
3181 2012-01-25 Jason Merrill <jason@redhat.com>
3184 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3186 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3188 PR tree-optimization/51987
3189 * tree-data-ref.c (get_references_in_stmt): Handle references in
3190 non-volatile GIMPLE_ASM.
3192 2012-01-25 Richard Guenther <rguenther@suse.de>
3194 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3195 bases are dereferenced.
3197 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3199 PR rtl-optimization/48374
3200 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3202 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3204 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3205 compute_data_dependences_for_loop returns false.
3206 * tree-parloops.c (loop_parallel_p): Likewise.
3208 2012-01-25 Richard Guenther <rguenther@suse.de>
3210 * tree.h (get_pointer_alignment_1): Declare.
3211 * builtins.c (get_pointer_alignment_1): New function.
3212 (get_pointer_alignment): Use it.
3214 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3216 PR rtl-optimization/48308
3217 * combine.c (enum undo_kind): Add UNDO_LINKS.
3218 (struct undo): Add member l to other_contents and where.
3219 (do_SUBST_LINK): New.
3221 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3222 (undo_all): Handle UNDO_LINKS.
3224 2012-01-25 Richard Henderson <rth@redhat.com>
3226 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3229 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3231 * optabs.c (gen_atomic_test_and_set): Use each argument.
3233 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3235 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3236 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3237 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3238 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3239 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3240 TARGET_PAIRED_SINGLE_FLOAT.
3242 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3244 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3245 (in_struct, return_val): Remove MEM documentation.
3246 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3247 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3248 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3250 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3251 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3252 * expr.c (store_field): Likewise.
3253 * function.c (assign_stack_temp_for_type): Likewise.
3254 * ifcvt.c (noce_try_cmove_arith): Likewise.
3255 * reload1.c (reload): Likewise.
3256 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3257 (alpha_set_memflags): Likewise.
3258 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3260 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3262 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3264 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3265 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3266 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3268 * cselib.c (cselib_rtx_varies_p): Delete.
3269 (cselib_invalidate_mem): Update call to canon_true_dependence.
3270 * dse.c (record_store, check_mem_read_rtx): Likewise.
3271 (scan_reads_nospill): Likewise.
3272 * cse.c (check_dependence): Likewise.
3273 (cse_rtx_varies_p): Delete.
3274 * expr.c (safe_from_p): Update call to true_dependence.
3275 * ira.c (validate_equiv_mem_from_store): Likewise.
3276 (memref_referenced_p): Likewise.
3277 * postreload-gcse.c (find_mem_conflicts): Likewise.
3278 * sched-deps.c (sched_analyze_2): Likewise.
3279 * store-motion.c (load_kills_store): Likewise.
3280 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3281 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3282 (compute_transp): Update call to canon_true_dependence.
3284 2012-01-25 Richard Henderson <rth@redhat.com>
3286 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3287 (maybe_emit_atomic_test_and_set): New.
3288 (expand_sync_lock_test_and_set): Use it.
3289 (expand_atomic_test_and_set): Likewise.
3290 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3291 the implementation; clarify implementation defined details.
3292 * doc/md.texi (atomic_test_and_set): Document.
3294 2012-01-25 Richard Henderson <rth@redhat.com>
3296 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3298 2012-01-25 Richard Henderson <rth@redhat.com>
3301 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3302 to effect no-op split.
3304 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3307 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3308 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3309 (BT_FN_VOID_PTR_INT_SIZE): New.
3310 (BT_FN_UINT_UINT_VAR): Remove.
3311 (BT_FN_UINT32_UINT32_VAR): New.
3312 (BT_FN_DOUBLE_VPTR): Remove.
3313 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3315 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3316 (_ITM_changeTransactionMode): Same.
3317 (_ITM_memmoveRtWt): Change return type to void.
3318 (_ITM_memcpyRtWt): Same.
3319 (_ITM_memsetW): Same.
3320 (_ITM_RaRD): Change types to double.
3325 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3327 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3328 Patrick Marlier <patrick.marlier@gmail.com>
3330 * trans-mem.c (requires_barrier): Do not instrument thread local
3331 variables and emit save/restore for them.
3333 2012-01-24 Jason Merrill <jason@redhat.com>
3336 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3337 output static aliases.
3339 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3342 * common.opt (-pie, -shared, pie, shared): Change from Common to
3344 * gcc.c (display_help): Display help for -pie and -shared.
3346 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3349 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3350 Remove note on size/offset limitation.
3351 (AVR Variable Attributes): Add example how to read data located
3352 with progmem. Refer to named address spaces.
3353 * doc/invoke.texi (AVR Options): Fix typo.
3355 2012-01-24 Richard Guenther <rguenther@suse.de>
3357 Forward-port to trunk
3358 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3361 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3362 op0 isn't sufficiently aligned and there is movmisalignM
3363 insn for mode, use it to load op0 into a temporary register.
3365 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3368 * target.def (const_not_ok_for_debug_p): New hook.
3369 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3371 * doc/tm.texi: Regenerated.
3372 * dwarf2out.c (const_ok_for_output_1): If
3373 targetm.const_not_ok_for_debug_p returns true, fail.
3374 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3376 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3378 2012-01-23 Kai Tietz <ktietz@redhat.com>
3381 * config/i386/predicates.md (symbolic_operand): Allow
3382 UNSPEC_PCREL as PIC expression for lea.
3383 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3384 * config/i386/i386.c (ix86_delegitimize_address): Handle
3385 UNSPEC_PCREL for none-MEM, too.
3387 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3389 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3390 (ipa_tm_create_version_alias): Same.
3392 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3395 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3396 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3398 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3399 Patrick Marlier <patrick.marlier@gmail.com>
3400 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3403 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3404 simple_object_start_read.
3406 2012-01-23 Richard Guenther <rguenther@suse.de>
3409 PR tree-optimization/51895
3410 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3411 parameter decomposition into BLKmode components.
3413 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3415 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3416 fake variables for restrict-qualified pointers whose pointed-to type
3417 contains a placeholder.
3419 2012-01-23 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/51949
3422 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3424 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3426 PR rtl-optimization/51933
3427 * ree.c (transform_ifelse): Return true right away if dstreg is
3428 already wider or equal to cand->mode.
3429 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3430 (make_defs_and_copies_lists): Remove defs_list and copies_list
3431 arguments, add state argument, just truncate state->work_list
3432 instead of always allocating and freeing the vector. Assert that
3433 get_defs succeeds instead of returning 2. Changed return type to bool.
3434 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3435 have ext_src_mode, see if it has been modified already with the
3436 right kind of extension and has been extended before from the
3437 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3438 just return true. Remember the original mode in state->modified array.
3439 (combine_reaching_defs): Add state argument. Don't allocate and
3440 free here def_list, copied_list and vec vectors, instead just
3441 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3442 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3443 Add state variable, clear vectors in it, initialize state.modified
3444 if needed. Free all the vectors at the end and state.modified too.
3445 Don't skip a candidate if the extension expression has been modified.
3447 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3450 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3451 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3452 (extra_options) interix.opt -> i386/interix.opt"
3453 (extra_objs):Add winnt-stubs.o
3454 * configure.ac: Add interix to target_os .comm on PE check.
3455 * configure: Regenerate.
3456 * config/interix3.h: Delete and move bits to..
3457 * config/interix.h: Delete and move bits to..
3458 * config/i386/i386-interix3.h: Delete and move bits to..
3459 * config/i386/i386-interix.h: ..here.
3460 (TARGET_CPU_DEFAULT): Remove redefinition.
3461 (TARGET_ASM_CONSTRUCTOR): Undefine.
3462 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3463 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3464 (PTRDIFF_TYPE): Define.
3465 (LONG_DOUBLE_TYPE_SIZE): Define.
3466 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3467 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3468 (TARGET_SECTION_TYPE_FLAGS): Define.
3469 (ASM_DECLARE_FUNCTION_NAME): Define.
3470 (ASM_OUTPUT_EXTERNAL): Define.
3471 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3472 (ASM_OUTPUT_ALIGNED_BSS): Define.
3473 (PCC_BITFIELD_TYPE_MATTERS): Define.
3474 (USE_CONST_SECTION): Define.
3475 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3476 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3477 (SUPPORTS_ONE_ONLY): Remove.
3478 (I386_PE_STRIP_ENCODING): Define.
3479 * config/interix.opt: Delete and move bits to..
3480 * config/i386/interix.opt: ..here. New.
3481 (mpe-aligned-commons): Add.
3482 * config/i386/t-interix: Add copyright header.
3483 (winnt-stubs.o): Add rule.
3485 2012-01-22 Jason Merrill <jason@redhat.com>
3488 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3489 for extra name aliases.
3491 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3493 PR rtl-optimization/51924
3494 * ree.c (combine_set_extension): Improve debugging message.
3495 (combine_reaching_defs): Likewise.
3496 (get_defs): Rename confusingly named variable.
3497 (find_and_remove_re): Skip a candidate if the extension expression has
3500 2012-01-21 Robert Millan <rmh@gnu.org>
3501 Gerald Pfeifer <gerald@pfeifer.com>
3503 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3504 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3506 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3508 PR tree-optimization/51914
3509 * tree-vect-stmts.c (vectorizable_conversion): For
3510 cvt_type && modifier == WIDEN, put temporary with cvt_type
3511 at the beginning of vec_dsts and set vec_dest to temporary
3514 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3516 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3518 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3520 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3521 * config/rs6000/rs6000.c: Likewise.
3523 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3526 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3527 output_move_double on a copy of operands array.
3529 2012-01-20 Cary Coutant <ccoutant@google.com>
3530 Dodji Seketeli <dodji@redhat.com>
3533 * dwarf2out.c (copy_declaration_context): Return ref to parent
3534 of declaration DIE, if necessary.
3535 (remove_child_or_replace_with_skeleton): Add new parameter; update
3536 caller. Place skeleton DIE under parent DIE of original declaration.
3537 Move call to copy_declaration_context to here ...
3538 (break_out_comdat_types): ... from here.
3540 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3542 PR rtl-optimization/51856
3543 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3546 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3549 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3550 hints for neon loads and stores.
3552 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3556 * doc/extend.texi (Named Address Spaces): Split into subsections.
3557 (AVR Named Address Spaces): New subsection.
3558 (M32C Named Address Spaces): New subsection.
3559 (RL78 Named Address Spaces): New subsection.
3560 (SPU Named Address Spaces): New subsection.
3561 (Variable Attributes): New anchor "AVR Variable Attributes".
3562 (AVR Variable Attributes): Rewrite and avoid wording
3563 "address space" in this context.
3564 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3565 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3566 (AVR Built-in Macros): New subsubsection therein.
3567 * doc/md.texi (AVR constraints): Remove "C04", "R".
3569 2012-01-20 Richard Guenther <rguenther@suse.de>
3571 PR tree-optimization/51903
3572 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3573 when removing stmts.
3575 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3578 * config/arm/arm.c (arm_load_pic_register): Use
3579 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3580 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3581 (arm_pic_static_addr): Likewise.
3582 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3583 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3584 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3585 (pic_load_addr_unified): New.
3587 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3590 * function.c (instantiate_virtual_regs_in_insn): Use
3591 delete_insn_and_edges when removing a wrong asm insn.
3593 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3595 PR rtl-optimization/40761
3596 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3597 Add new member loop_num.
3598 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3599 (ira_build): Remove the parameter.
3601 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3602 (ira.c): Do not build CFG loops for one region allocation. Remove
3603 argument from ira_build call.
3605 * ira-build.c (init_loop_tree_node): New function.
3606 (create_loop_tree_nodes): Use it. Separate the case when CFG
3607 loops are not built.
3608 (more_one_region_p): Check current_loops.
3609 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3611 (add_loop_to_tree): Process loop equal to NULL too.
3612 (form_loop_tree): Separate the case when CFG loops are not built.
3613 Use explicitly number for the root.
3614 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3616 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3617 instead of loop->num.
3618 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3619 (mark_all_loops_for_removal): Ditto.
3620 (remove_unnecessary_regions): Separate the case when CFG loops
3622 (ira_build): Remove the parameter. Use explicit number of regions
3623 when CFG loops are not built.
3625 * ira-color.c (print_loop_title): Separate the case for the root node.
3626 Use loop_num instead of loop->num.
3627 (move_spill_restore): Use loop_num instead of loop->num.
3629 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3630 (change_loop): Ditto.
3631 (change_loop): Use loop_num instead of loop->num.
3633 * ira-lives.c (process_bb_node_lives): Ditto.
3635 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3637 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3639 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3642 * tree-mudflap.c (mf_artificial): New function.
3643 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3644 mx_register_decls, mudflap_enqueue_decl): Use it.
3647 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3648 numbers in the insn pattern.
3650 2012-01-19 Michael Matz <matz@suse.de>
3652 PR tree-optimization/46590
3653 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3654 use it in remembering which conflicts we already created.
3655 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3658 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3661 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3662 (merge_and_complain): Same.
3664 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3667 * config/initfini-array.h: Guard content of the header
3668 with #ifdef HAVE_INITFINI_ARRAY.
3669 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3670 Add initfini-array.h to tm_file here.
3671 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3672 * config.gcc: Don't add initfini-array.h to tm_file here.
3673 * configure: Regenerated.
3675 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3677 PR rtl-optimization/51505
3678 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3679 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3680 (df_note_bb_compute): Update the call to df_kill_notes.
3682 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3684 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3686 2012-01-18 Richard Guenther <rguenther@suse.de>
3688 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3689 of conversions to void *.
3691 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3692 Richard Sandiford <rdsandiford@googlemail.com>
3696 * optabs.h (simplify_expand_binop): Declare.
3697 * optabs.c (simplify_expand_binop): Make global.
3698 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3699 endian targets if the source cannot be exactly covered by word
3702 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3705 * hard-reg-set.h (struct hard_reg_set_container): New type.
3706 * target.h (struct hard_reg_set_container): Forward declare.
3707 * target.def (set_up_by_prologue): New target hook.
3708 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3709 * doc/tm.texi: Regenerated.
3710 * function.c (thread_prologue_and_epilogue_insns): Change
3711 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3712 Call targetm.set_up_by_prologue on it.
3713 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3714 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3716 2012-01-17 Nick Clifton <nickc@redhat.com>
3718 * config/rx/rx.c (rx_can_use_simple_return): New function.
3719 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3720 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3722 2012-01-17 Richard Guenther <rguenther@suse.de>
3725 * expr.c (expand_assignment): Take address-space information
3726 from the address operand of MEM_REF and TARGET_MEM_REF.
3727 (expand_expr_real_1): Likewise.
3729 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3731 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3732 reload dump is requested.
3734 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3737 * trans-mem.c (requires_barrier): Call may_be_aliased.
3739 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3741 PR tree-optimization/51877
3742 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3743 call arguments and fndecls compare equal, instead return false if they
3744 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3745 both SSA_NAMEs that are valueized the same, or they satisfy
3748 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3750 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3752 * configure: Regenerate.
3754 2012-01-16 Jan Hubicka <jh@suse.cz>
3758 * convert.c (convert_to_integer): Use fold_convert for
3759 converting an INTEGER_CST to integer type.
3761 2012-01-16 Jason Merrill <jason@redhat.com>
3764 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3766 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3769 * config/s390/s390.c (s390_chunkify_start): Don't skip
3770 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3771 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3772 If insn is followed by NOTE_INSN_VAR_LOCATION or
3773 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3774 Don't use location of note insns.
3776 PR tree-optimization/51865
3777 * tree-inline.c (tree_function_versioning): Call remap_decl
3778 on DECL_RESULT whenever it has VOID_TYPE_P type.
3780 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3782 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3783 for calls to locally-binding MIPS16 functions if only the return
3784 type uses float regs.
3786 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3787 Richard Sandiford <rdsandiford@googlemail.com>
3789 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3790 (SYMBOL_32_HIGH): Likewise.
3791 (mips_output_tls_reloc_directive): Declare.
3792 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3793 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3794 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3795 (mips_lo_relocs, mips_hi_relocs): Make extern.
3796 (mips16_stub_function): Move up file.
3797 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3798 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3799 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3800 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3801 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3802 (mips_get_tp): Add MIPS16 support.
3803 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3804 Generalize DTPREL and TPREL handling.
3805 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3806 Add MIPS16 TLS support.
3807 (mips_output_tls_reloc_directive): New function.
3808 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3809 * config/mips/predicates.md (symbolic_operand_with_high)
3810 (tls_reloc_operand): New predicates.
3811 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3812 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3813 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3814 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3815 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3816 (*tls_get_tp_mips16_call_<mode>): Likewise.
3818 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3820 PR rtl-optimization/51821
3821 * recog.c (peep2_find_free_register): Determine clobbered registers
3824 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3827 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3828 * config/avr/avr.c: Likewise.
3829 * config/avr/avr.h: Likewise.
3831 2012-01-13 Ian Lance Taylor <iant@google.com>
3834 * tree.h (TYPE_QUALS): Add cast to int.
3835 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3837 2012-01-13 Ian Lance Taylor <iant@google.com>
3839 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3840 comparing param_index to VEC_length result.
3842 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3844 * c-decl.c: Do not include tree-mudflap.h
3845 * tree-optimize.c: Likewise.
3846 * Makefile.in: Update dependencies.
3848 2012-01-13 Richard Guenther <rguenther@suse.de>
3851 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3852 variable-sized result always use RSO.
3854 2012-01-12 DJ Delorie <dj@redhat.com>
3856 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3857 pointer type, not just the default pointer type.
3859 2012-01-09 Richard Henderson <rth@redhat.com>
3860 Denis Chertykov <chertykov@gmail.com>
3863 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3864 * config/avr/avr.c (avr_can_eliminate): Simplify.
3865 (avr_initial_elimination_offset): Likewise.
3866 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3867 (expand_epilogue): Likewise.
3868 (avr_legitimize_address): Gut.
3869 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3870 (avr_hard_regno_nregs): New.
3871 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3872 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3873 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3874 add soft frame pointer.
3875 (CALL_USED_REGISTERS): Likewise.
3876 (REG_CLASS_CONTENTS): Likewise.
3877 (REGISTER_NAMES): Likewise.
3878 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3879 (HARD_FRAME_POINTER_REGNUM): New.
3880 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3881 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3882 remove the HARD_FRAME_POINTER self-elimination.
3884 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3887 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3888 DECL_EXTERNAL when checking for initializers of progmem variables.
3890 2012-01-12 Ira Rosen <irar@il.ibm.com>
3892 PR tree-optimization/51799
3893 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3894 that the last operation is a type demotion.
3896 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3898 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3899 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3901 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3904 * combine.c (distribute_notes): If i3 is a noreturn call,
3905 allow old_size to be equal to args_size and make sure the
3906 noreturn call gets REG_ARGS_SIZE note.
3907 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3908 on noreturn calls even when the delta is 0.
3910 2012-01-11 Nathan Sidwell <nathan@acm.org>
3912 * gcov.c (STRING_SIZE): Remove.
3913 (generate_results): Erase annotations for source files with no
3914 coverage information.
3916 (output_lines): Use it.
3918 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3920 * gimple.h (gimplify_body): Remove first argument.
3921 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3922 pointer set here, instead just pass DATA to walk_tree.
3923 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3924 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3925 (unvisit_body): Likewise, but with unmark_visited.
3926 (gimplify_body): Remove BODY_P argument and adjust.
3927 (gimplify_function_tree): Adjust call to gimplify_body.
3928 * omp-low.c (finalize_task_copyfn): Likewise.
3930 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3932 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3933 (build_function_type_skip_args): Delete.
3934 * tree.c (build_function_type_skip_args): Make static and add
3935 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3936 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3937 pass it to build_function_type_skip_args.
3938 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3939 (tree_function_versioning): Likewise.
3940 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3941 build_function_decl_skip_args.
3942 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3943 and pass it to build_function_decl_skip_args/tree_function_versioning.
3944 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3945 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3946 * trans-mem.c (ipa_tm_create_version): Likewise.
3947 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3948 * tree-inline.c (declare_return_variable): Remove always-true test.
3949 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3950 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3951 * ipa-split.c (split_function): Skip the return value for the split
3952 part if it doesn't return.
3954 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3956 PR tree-optimization/49642
3957 * ipa-split.c (forbidden_dominators): New variable.
3958 (check_forbidden_calls): New function.
3959 (dominated_by_forbidden): Likewise.
3960 (consider_split): Check for forbidden dominators.
3961 (execute_split_functions): Initialize and free forbidden
3962 dominators info; call check_forbidden_calls.
3964 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3966 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3968 2012-01-11 Nick Clifton <nickc@redhat.com>
3970 * config/rx/rx.md (return): Define pattern.
3972 2012-01-11 Richard Guenther <rguenther@suse.de>
3974 * doc/extend.texi (malloc attribute): Adjust according to
3977 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3978 Patrick Marlier <patrick.marlier@gmail.com>
3981 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3982 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3983 (ipa_tm_note_irrevocable): Same.
3984 (ipa_tm_scan_irr_block): Same.
3985 (ipa_tm_decrement_clone_counts): Same.
3986 (ipa_tm_scan_irr_function): Same.
3987 (ipa_tm_create_version_alias): Same.
3988 (ipa_tm_create_version): Same.
3989 (ipa_tm_transform_calls_redirect): Same.
3990 (ipa_tm_transform_calls): Same.
3991 (ipa_tm_transform_transaction): Same.
3992 (ipa_tm_execute): Same.
3994 2012-01-10 Richard Guenther <rguenther@suse.de>
3997 * opts.c (common_handle_option): Handle -Werror.
3999 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4001 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4004 2012-01-10 Jason Merrill <jason@redhat.com>
4006 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4009 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4011 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4012 supports R_386_TLS_GD_PLT reloc.
4013 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4014 supports R_386_TLS_LDM_PLT reloc.
4015 * configure: Regenerate.
4016 * config.in: Regenerate.
4018 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4021 Extend __pgmx semantics to linearize memory.
4022 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4023 determine if code comes inline or from libgcc.
4024 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4025 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4026 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4027 (movmemx_qi, movmemx_hi): New insns.
4028 (xload_<mode>_libgcc): Rewrite to new insn condition.
4029 (xload_<mode>): Remove insns.
4030 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4031 cases that don't satisfy avr_xload_libgcc_p().
4032 (avr_addr_space_convert): Allow converting in any direction.
4033 (avr_addr_space_subset_p): Return always true.
4034 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4035 (avr_emit_movmemhi): Ditto.
4036 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4037 (avr_out_movmem): Ditto.
4038 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4039 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4040 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4041 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4042 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4044 2012-01-10 Richard Guenther <rguenther@suse.de>
4046 PR tree-optimization/50913
4047 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4048 Require data-refs to be representable by Graphite with respect
4051 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4053 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4054 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4056 2012-01-10 Tom de Vries <tom@codesourcery.com>
4058 PR rtl-optimization/51271
4059 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4060 handling annulled branch.
4062 2012-01-10 Richard Henderson <rth@redhat.com>
4064 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4065 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4066 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4067 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4068 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4069 arm_expand_vec_perm_const): New.
4070 * config/arm/arm-protos.h: Update.
4071 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4072 (*neon_vswp<VDQX>): New.
4073 (neon_vcombine<VDX>): Use neon_split_vcombine.
4074 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4075 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4076 (vec_perm<VE>): New.
4078 2012-01-10 Richard Henderson <rth@redhat.com>
4080 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4081 use it if reload_completed.
4082 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4083 arm_output_asm_insn, arm_process_output_memory_barrier,
4084 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4085 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4086 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4087 arm_process_output_sync_insn, arm_output_sync_insn,
4088 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4089 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4090 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4091 (emit_unlikely_jump): New.
4092 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4093 (arm_split_atomic_op): New.
4094 * config/arm/arm-protos.h: Update.
4095 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4096 (struct arm_sync_generator): Remove.
4097 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4098 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4099 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4100 (VUNSPEC_LL, VUNSPEC_SC): New.
4101 (sync_result, sync_memory, sync_required_value, sync_new_value,
4102 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4103 (attr length): Don't use arm_sync_loop_insns.
4104 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4105 (movsfcc, movdfcc): Likewise.
4106 * config/arm/constraints.md (Ua): New.
4107 * config/arm/prediates.md (mem_noofs_operand): New.
4108 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4109 (sync_clobber, sync_t2_reqd): Remove.
4110 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4111 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4112 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4113 (arm_sync_compare_and_swap<SIDI>): Remove.
4114 (arm_sync_compare_and_swap<NARROW>): Remove.
4115 (arm_sync_lock_test_and_set<SIDI>): Remove.
4116 (arm_sync_lock_test_and_set<NARROW>): Remove.
4117 (arm_sync_new_<syncop><SIDI>): Remove.
4118 (arm_sync_new_<syncop><NARROW>): Remove.
4119 (arm_sync_new_nand<SIDI>): Remove.
4120 (arm_sync_new_nand<NARROW>): Remove.
4121 (arm_sync_old_<syncop><SIDI>): Remove.
4122 (arm_sync_old_<syncop><NARROW>): Remove.
4123 (arm_sync_old_nand<SIDI>): Remove.
4124 (arm_sync_old_nand<NARROW>): Remove.
4125 (*memory_barrier): Merge arm_output_memory_barrier.
4126 (atomic_compare_and_swap<QHSD>): New.
4127 (atomic_compare_and_swap<NARROW>_1): New.
4128 (atomic_compare_and_swap<SIDI>_1): New.
4129 (atomic_exchange<QHSD>): New.
4130 (cas_cmp_operand, cas_cmp_str): New.
4131 (atomic_op_operand, atomic_op_str): New.
4132 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4133 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4134 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4135 (arm_load_exclusive<NARROW>): New.
4136 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4137 (arm_store_exclusive<QHSD>): New.
4139 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4141 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4142 reload patterns if -mvsx-scalar-memory.
4144 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4145 generated, even -mno-vsx-scalar-double was used.
4146 (vsx_xscvdpsp_scalar): Likewise.
4147 (vsx_xscvspdp_scalar2): Likewise.
4149 2012-01-09 Tom de Vries <tom@codesourcery.com>
4150 Andrew Pinski <apinski@cavium.com>
4153 * reorg.c (fill_slots_from_thread): Don't speculate
4154 frame-related insns.
4156 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4158 * sched-int.h (bb_note): Move to...
4159 * basic-block.h: ...here.
4160 * haifa-sched.c (bb_note): Move to...
4161 * cfgrtl.c: ...here.
4162 * function.c (next_block_for_reg): New function.
4163 (move_insn_for_shrink_wrap): Likewise.
4164 (prepare_shrink_wrap): Rewrite to use the above.
4166 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4168 * gimple.c (is_gimple_non_addressable): Remove.
4169 * gimple.h: Remove is_gimple_non_addressable.
4170 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4171 is_gimple_non_addressable.
4172 * trans-mem.c (expand_assign_tm): Same.
4174 2012-01-09 Richard Guenther <rguenther@suse.de>
4176 PR tree-optimization/51775
4177 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4178 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4180 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4182 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4184 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4186 2012-01-09 Richard Guenther <rguenther@suse.de>
4188 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4190 2012-01-08 Jan Hubicka <jh@suse.cz>
4192 PR tree-optimize/51680
4193 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4194 on when known_vals needs to be computed; cleanup.
4196 2012-01-08 Jan Hubicka <jh@suse.cz>
4198 PR tree-optimize/51694
4199 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4201 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4203 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4204 for -std=c++98 and -std=c++11 too.
4206 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4208 * cfgloop.c (cancel_loop): Add free() of bbs array.
4210 2012-01-07 Jan Hubicka <jh@suse.cz>
4212 PR tree-optimization/51600
4213 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4214 that benefits small functions.
4216 2012-01-07 Jan Hubicka <jh@suse.cz>
4218 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4220 2012-01-07 Jan Hubicka <jh@suse.cz>
4222 PR tree-optimization/51680
4223 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4224 whose inlining reduce unit size.
4226 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4229 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4230 Add canonical node to containing_mem chain after the non-canonical
4231 one, even if there weren't any locs to propagate.
4232 (remove_useless_values): Keep only canonical values.
4233 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4234 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4235 canonicalize mem_chain elements that are not discarded.
4237 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4240 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4241 before emitting functions.
4243 PR gcov-profile/50127
4244 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4245 clear_aux_for_blocks.
4247 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4250 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4252 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4254 * c-decl.c (ext_block): Moved up.
4255 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4257 2012-01-06 Han Shen <shenhan@google.com>
4259 Translate built-in include paths for sysroot.
4260 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4261 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4263 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4264 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4266 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4267 control whether sysroot should be prepended to gxx include dir.
4269 * configure: Regenerate.
4271 2012-01-06 Torvald Riegel <triegel@redhat.com>
4273 PR rtl-optimization/51771
4274 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4275 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4277 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4279 PR tree-optimization/51315
4280 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4281 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4283 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4286 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4287 for shrp pattern. Correctly handle and fixup shift variable.
4288 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4290 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4293 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4294 note when !ACCUMULATE_OUTGOING_ARGS.
4296 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4298 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4300 (extract_range_from_unary_expr_1): Avoid useless computations.
4302 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4304 PR rtl-optimization/51767
4305 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4306 of jump_block and add an extra edge for degenerated asm gotos.
4309 * stmt.c (check_unique_operand_names): Don't ICE during error
4310 reporting if i is from labels chain.
4313 * profile.c (branch_prob): Split bbs that have exit edge
4314 and need a fake entry edge too.
4316 2012-01-05 Jan Hubicka <jh@suse.cz>
4319 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4322 2012-01-05 Richard Guenther <rguenther@suse.de>
4325 * tree-streamer-out.c (write_ts_optimization): New function.
4326 (streamer_write_tree_body): Call it.
4327 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4328 (streamer_read_tree_body): Call it.
4329 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4331 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4334 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4335 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4336 in_cleanup_point_expr before gimplify_stmt call and restore it
4338 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4339 in_cleanup_point_expr is false.
4341 2012-01-05 Richard Guenther <rguenther@suse.de>
4344 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4346 * toplev.c (process_options): Reject combining mudflap and LTO.
4347 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4349 2012-01-05 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/51760
4352 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4354 (bit_value_unop): Handle UNDEFINED operands.
4355 (bit_value_binop): Likewise.
4357 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4359 * config/avr/avr.c (avr_replace_prefix): Remove.
4360 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4361 (avr_asm_function_rodata_section): Ditto.
4362 (avr_asm_select_section): Ditto.
4364 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4366 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4369 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4372 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4373 calls that have any non-fake successor edges.
4376 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4378 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4380 PR tree-optimization/51624
4381 * tree-sra.c (build_ref_for_model): When replicating a chain of
4382 COMPONENT_REFs, stop as soon as the offset would become negative.
4384 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4387 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4388 in .debug_loc on the floor.
4390 2012-01-04 Andrew Pinski <apinski@cavium.com>
4392 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4394 2012-01-04 Andrew Pinski <apinski@cavium.com>
4395 Adam Nemet <anemet@caviumnetworks.com>
4397 * config/mips/mips.md (size): Add SI and DI.
4398 (SIZE): New mode attribute.
4399 (U): New code attribute.
4400 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4401 (mips_lbux_<mode>): Delete.
4402 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4403 (mips_lhx): Use gen_mips_lhx_extsi.
4404 (mips_lhx_<mode>): Delete.
4406 (mips_l<size>x): New expand.
4407 (mips_lwx_<mode>): Delete.
4408 (mips_l<GPR:size>x_<P:mode>): New pattern.
4409 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4410 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4411 * config/mips/mips.c (mips_lx_address_p): New function.
4412 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4413 (dsp64): New availability predicate.
4414 (mips_builtins): Add an entry for __builtin_mips_ldx.
4415 * config/mips/mips.h (ISA_HAS_LBX): New define.
4416 (ISA_HAS_LBUX): Likewise.
4417 (ISA_HAS_LHX): Likewise.
4418 (ISA_HAS_LHUX): Likewise.
4419 (ISA_HAS_LWX): Likewise.
4420 (ISA_HAS_LWUX): Likewise.
4421 (ISA_HAS_LDX): Likewise.
4422 * doc/extend.texi (__builtin_mips_ldx): Document.
4424 2012-01-04 Tristan Gingold <gingold@adacore.com>
4426 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4427 when long pointers are used.
4428 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4429 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4430 (ia64-hp-*vms*): Remove.
4431 * config/vms/xm-vms64.h: Delete.
4433 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4436 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4438 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4440 * opts.c (finish_options): Remove duplicate sorry.
4442 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4445 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4448 2012-01-04 Richard Guenther <rguenther@suse.de>
4451 * tree.c (size_low_cst): New function.
4452 * tree.h (size_low_cst): Declare.
4453 * fold-const.c (fold_comparison): Use it to extract the low
4454 part of the POINTER_PLUS_EXPR offset.
4456 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4458 Fix clearing ZERO_REG
4459 * config/avr/avr.md (cc): Add alternative "ldi".
4460 (movqi_insn): Use it in cc attribute.
4461 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4462 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4463 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4465 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4467 * configure: Regenerate.
4469 2012-01-04 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/49651
4472 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4473 (var_can_have_subvars): Use it.
4474 (get_constraint_for_1): Only consider subfields if there can be any.
4476 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4479 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4480 to its new canonical_cselib_val and the cselib_val was in
4481 first_containing_mem chain, but the canonical_cselib_val was not,
4482 add the latter into the chain.
4483 (cselib_invalidate_mem): Compare canonical_cselib_val of
4484 addr_list chain elt with v.
4487 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4488 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4490 (output_macinfo_op): Don't ggc_strdup fd->filename.
4491 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4492 then ggc_strdup it. Don't free inc->info or cur->info.
4493 (output_macinfo): Don't free ref->info or file->info.
4495 2012-01-03 Ira Rosen <irar@il.ibm.com>
4497 PR tree-optimization/51269
4498 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4499 first_niters a pointer.
4500 (slpeel_tree_peel_loop_to_edge): Likewise.
4501 (vect_do_peeling_for_loop_bound): Update call to
4502 slpeel_tree_peel_loop_to_edge.
4503 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4504 here. Remove it from the parameters list.
4505 (vect_do_peeling_for_alignment): Update calls and compute
4508 2012-01-03 Richard Guenther <rguenther@suse.de>
4510 PR tree-optimization/51070
4511 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4512 Properly handle calls.
4514 2012-01-03 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/51692
4517 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4518 the LHS of allocation stmts.
4520 2012-01-03 Olivier Hainque <hainque@adacore.com>
4522 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4524 2012-01-03 Olivier Hainque <hainque@adacore.com>
4526 * collect2.c (main): In AIX specific computations for vector
4527 insertions, use CONST_CAST2 to cast from char ** to const char **.
4529 2012-01-03 Richard Guenther <rguenther@suse.de>
4532 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4533 the context of a limbo DIE when it does not already exist.
4535 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4537 PR tree-optimization/51719
4538 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4539 but direct call is, clear direct call's lhs and don't add fallthrough
4540 edge from dcall_bb to join_bb and PHIs.
4542 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4544 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4545 the instructions emitted by the pattern.
4546 ("*TDC_insn_<mode>"): Add comment.
4548 2012-01-03 Richard Guenther <rguenther@suse.de>
4551 * fold-const.c (fold_comparison): Properly canonicalize
4552 tree offset and HOST_WIDE_INT bit position.
4554 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4556 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4557 operands for extzv pattern.
4559 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4562 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4565 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4567 * doc/invoke.texi (-flto and related options): Copy-edit.
4569 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4571 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4573 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4575 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4578 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4580 * expr.h (move_by_pieces_ninsns): Declare.
4581 * expr.c (move_by_pieces_ninsns): Make external.
4582 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4583 (mips_store_by_pieces_p): Likewise.
4584 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4585 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4586 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4587 (mips_store_by_pieces_p): Likewise.
4589 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4591 * passes.c (register_one_dump_file): Free full_name.
4593 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4594 (calculate_elim_costs_all_insns): Free offsets_at and
4595 offsets_known_at at the end and clear the pointers.
4597 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4599 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4600 this option introduced in r180739.
4602 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4605 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4606 (tmake_file target=avr): Add avr/t-multilib.
4608 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4609 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4610 * config/avr/genmultilib.awk: New file.
4611 * config/avr/t-multilib: New auto-generated file.
4612 * config/avr/multilib.h: New auto-generated file.
4613 * config/avr/t-avr (AVR_MCUS): New variable.
4614 (genopt.sh): Use it.
4615 (s-mlib): Depend on t-multilib.
4616 (t-multilib, multilib.h): New dependencies.
4617 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4618 (MULTILIB_OPTIONS): Remove.
4619 (MULTILIB_MATCHES): Remove.
4620 (MULTILIB_DIRNAMES): Remove.
4621 (MULTILIB_EXCEPTIONS): Remove:
4622 * config/avr/genopt.sh: Don't use hard coded file name;
4623 pass AVR_MCUS from t-avr instead.
4625 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4627 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4629 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4631 Implement light-weight DImode support.
4632 * config/avr/avr-dimode.md: New file.
4633 * config/avr/avr.md: Include it.
4634 (adjust_len): Add plus64, compare64.
4635 (HIDI): Remove code iterator.
4636 (code_stdname): New code attribute.
4637 (rotx, rotsmode): Remove DI.
4638 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4640 * config/avr/avr-protos.h (avr_have_dimode): New.
4641 (avr_out_plus64, avr_out_compare64): New.
4642 * config/avr/avr.c (avr_out_compare): Handle DImode.
4643 (avr_have_dimode): New variable definition and initialization.
4644 (avr_out_compare64, avr_out_plus64): New functions.
4645 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4646 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4647 (avr_compare_pattern): Skip DImode comparisons.
4649 2012-01-02 Revital Eres <revital.eres@linaro.org>
4651 * ddg.c (def_has_ccmode_p): New function.
4652 (add_cross_iteration_register_deps,
4653 create_ddg_dep_from_intra_loop_link): Call it.
4655 2012-01-02 Richard Guenther <rguenther@suse.de>
4658 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4660 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4662 * gcc.c (process_command): Update copyright notice dates.
4663 * gcov.c (print_version): Likewise.
4664 * gcov-dump.c (print_version): Likewise.
4665 * mips-tfile.c (main): Likewise.
4666 * mips-tdump.c (main): Likewise.
4668 2012-01-01 Ira Rosen <irar@il.ibm.com>
4670 PR tree-optimization/51704
4671 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4672 a use is inside the basic block or loop before accessing its vect info.
4674 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4676 PR rtl-optimization/51069
4677 * cfgloopmanip.c (remove_path): Removing path making irreducible
4678 region unconditional makes BB part of the region.
4680 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4682 PR tree-optimization/51683
4683 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4684 calls with side-effects.
4685 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4687 Copyright (C) 2012 Free Software Foundation, Inc.
4689 Copying and distribution of this file, with or without modification,
4690 are permitted in any medium without royalty provided the copyright
4691 notice and this notice are preserved.