1 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
4 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
6 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
7 attribute of movddup insn to DF.
8 (*vec_interleave_lowv2df): Ditto.
11 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
13 Backport from 2013-01-07 trunk r194991, r194992.
16 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
19 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
20 (avr_addrspace_t): Add .section_name field.
21 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
23 (avr_addrspace): Same. Initialize .section_name. Remove last
24 NULL entry. Put __memx into .progmemx.data.
25 (progmem_section_prefix): Remove.
26 (avr_asm_init_sections): No need to initialize progmem_section.
27 (avr_asm_named_section): Use avr_addrspace[].section_name to get
29 (avr_asm_select_section): Ditto. And use get_unnamed_section to
30 retrieve the progmem section.
31 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
32 boundary to run over avr_addrspace[].
33 (avr_register_target_pragmas): Ditto.
35 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
37 Backport from 2013-01-07 trunk r194978.
40 * doc/install.texi (Cross-Compiler-Specific Options): Document
43 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
45 Backport from 2013-01-07 trunk r194968.
48 * config/avr/t-avr: Don't automatically rebuild
49 $(srcdir)/config/avr/t-multilib
50 $(srcdir)/config/avr/avr-tables.opt
51 (avr-mcus): New phony target to build them on request.
53 * avr/avr-mcus.def: Adjust comments.
55 2013-01-07 Terry Guo <terry.guo@arm.com>
57 Backport from mainline
58 2012-12-19 Terry Guo <terry.guo@arm.com>
60 * config/arm/arm.c (thumb_find_work_register): Check argument
61 register number based on current PCS.
63 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
65 Backport from mainline
66 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
69 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
70 selected code model, define __code_mode_small__, __code_model_medium__,
71 __code_model_large__, __code_model_32__ or __code_model_kernel__.
72 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
73 xchg temporary register with %k. Declare temporary register as
75 [__x86_64__]: For medium and large code models, preserve %rbx register.
77 2013-01-03 Richard Henderson <rth@redhat.com>
79 * config/i386/i386.c (ix86_expand_move): Always assign to op1
80 after eliminating TLS symbols.
82 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
85 * config/pa/pa.md (movsi): Revert previous change.
86 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
89 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
92 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
95 2013-01-02 Jason Merrill <jason@redhat.com>
98 * tree.c (build_array_type_1): Revert earlier change.
100 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
103 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
106 2012-12-21 Martin Jambor <mjambor@suse.cz>
108 PR tree-optimization/55355
109 * tree-sra.c (type_internals_preclude_sra_p): Also check that
110 bit_position is small enough to fit a single HOST_WIDE_INT.
112 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
114 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
116 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
118 Backport from mainline
119 2012-10-15 Matthias Klose <doko@ubuntu.com>
121 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
122 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
124 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
125 Tomash Brechko <tomash.brechko@gmail.com>
128 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
129 handling of before and after cases.
130 * config/sparc/sync.md (atomic_store): Fix pasto.
132 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
134 * optabs.c (expand_atomic_store): Elide redundant model test.
136 2012-12-13 Richard Henderson <rth@redhat.com>
139 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
141 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
144 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
145 (tldo_stb_sp64): Likewise.
146 (tldo_sth_sp32): Likewise.
147 (tldo_sth_sp64): Likewise.
148 (tldo_stw_sp32): Likewise.
149 (tldo_stw_sp64): Likewise.
150 (tldo_stx_sp64): Likewise.
152 2012-12-10 Kai Tietz <ktietz@redhat.com>
155 * print-tree.c (print_node): Cast from pointer via uintptr_t.
157 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
159 Backport from mainline
160 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
161 H.J. Lu <hongjiu.lu@intel.com>
164 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
165 before using it as insn or call equivalent.
167 2012-12-06 Jason Merrill <jason@redhat.com>
170 * tree.c (build_array_type_1): Re-layout if we found it in the
173 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
175 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
176 opaque cond in all call insns.
178 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
180 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
181 area if the function allocates dynamic stack space.
182 (ia64_initial_elimination_offset): Adjust offsets to above change.
184 2012-12-03 Richard Biener <rguenther@suse.de>
186 Backport from mainline
187 2012-09-24 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/53663
190 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
191 native encode/interpret translation on VN_WALKREWRITE.
193 2012-12-03 Kai Tietz <ktietz@redhat.com>
196 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
199 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
202 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
204 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
206 Backport from mainline:
207 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
210 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
211 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
212 (in_nullified_branch_delay): Likewise.
213 (in_call_delay): Likewise.
214 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
215 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
216 the $$sh_func_adrs call as variable. Update type of sibcalls and
218 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
219 length instead of adjustment. Handle negative and undefined call
220 adjustments for insn_default_length. Remove adjustment for millicode
221 insn with unfilled delay slot.
222 (pa_output_millicode_call): Update for revised millicode length.
223 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
225 2012-11-29 Kai Tietz <ktietz@redhat.com>
228 * prefix.c (lookup_key): Replace xmalloc/xrealloc
229 use by XNEWVEC/XRESIZEVEC.
231 * i386.c (get_scratch_register_on_entry): Handle
233 (split_stack_prologue_scratch_regno): Likewise.
234 (ix86_static_chain): Likewise.
235 (x86_output_mi_thunk): Likewise.
237 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
239 Backported from mainline
240 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
241 Markus Trippelsdorf <markus@trippelsdorf.de>
244 * lto-opts.c (lto_write_options): Also handle
245 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
246 OPT_SPECIAL_program_name.
249 * lto-wrapper.c (merge_and_complain): Handle
250 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
251 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
253 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
255 PR rtl-optimization/55489
256 * gcse.c (compute_transp): Precompute a canonical version
257 of XEXP (x, 0), and pass it to canon_true_dependence.
259 2012-11-27 Richard Biener <rguenther@suse.de>
262 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
263 stmt with a NOP instead of removing it.
265 2012-11-26 Richard Biener <rguenther@suse.de>
267 Backport from mainline
268 2012-10-19 Richard Biener <rguenther@suse.de>
270 PR tree-optimization/54976
271 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
272 Robustify against odd inner_mode inputs.
274 2012-10-12 Richard Biener <rguenther@suse.de>
276 PR tree-optimization/54894
277 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
278 Handle over-aligned scalar types properly.
280 2012-10-02 Richard Guenther <rguenther@suse.de>
283 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
286 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
288 Backport from mainline
289 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
291 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
292 explaining the register ordering preferences.
294 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
295 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
296 constraints so that the traditional floating point loads, stores,
297 and moves are done first, then the VSX loads, stores, and moves,
298 and finally the GPR loads, stores, and moves so that reload
299 chooses FPRs over GPRs, and uses the traditional load/store
300 instructions which provide an offset.
301 (movdf_hardfloat64): Likewise.
303 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
305 Backported from mainline
306 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
307 H.J. Lu <hongjiu.lu@intel.com>
310 * config/i386/i386.c (legitimize_pic_address): Properly handle
312 (ix86_print_operand_address): Set code to 'k' when forcing
313 addr32 prefix. For x32, zero-extend negative displacement if
316 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
318 * common.opt (fvar-tracking-uninit): Document.
319 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
320 * config/darwin.c (darwin_override_options): Likewise.
322 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
324 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
325 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
327 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
329 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
331 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
333 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
336 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
338 Backport from mainline
339 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/i386.c (ix86_init_machine_status): Do not
342 explicitly clear tls_descriptor_call_expanded_p again.
344 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
347 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
348 as read and written by the instruction.
350 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
353 (ix86_instantiate_decls): New function.
354 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
355 stack slot instead of SLOT_VIRTUAL.
356 <case IX86_BUILTIN_STMXCSR>: Ditto.
357 (assign_386_stack_local): Do not assert when virtual slot is valid.
358 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
359 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
360 (truncxf<mode>2): Ditto.
361 (floatunssi<mode>2): Ditto.
362 (isinf<mode>2): Ditto.
363 * config/i386/sync.md (atomic_load<mode>): Ditto.
364 (atomic_store<mode>): Ditto.
366 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
369 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
370 the argument is itself a conditional expression.
372 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
374 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
377 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
379 PR tree-optimization/54986
380 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
381 conversions on entry but add them back on exit if needed.
383 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
386 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
388 (print_reg): Use true_regnum rather than REGNO.
389 (ix86_print_operand_address): Remove SUBREG handling.
391 2012-11-05 Jakub Jelinek <jakub@redhat.com>
393 Backported from mainline
394 2012-10-24 Jakub Jelinek <jakub@redhat.com>
397 * gimple.h (is_gimple_sizepos): New inline function.
398 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
399 final assignment to expr variable.
400 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
401 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
402 into a local temporary.
404 2012-10-10 Jakub Jelinek <jakub@redhat.com>
406 PR tree-optimization/54877
407 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
408 use make_ssa_name instead of copy_ssa_name.
410 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
412 Backport from mainline
413 2012-10-31 Jakub Jelinek <jakub@redhat.com>
415 PR tree-optimization/53708
416 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
417 user-supplied alignment when used with an explicit section name.
419 2012-11-02 Jeff Law <law@redhat.com>
421 PR tree-optimization/54985
422 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
423 from thread_across_edge.
424 (thread_across_edge): Use it in all cases where we might thread
427 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
429 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
430 special register pushes before frame probing and allocation.
432 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
433 Joel Sherrill <joel.sherrill@oarcorp.com>
435 * config/sparc/t-rtems: New (Custom multilibs).
436 * config/sparc/t-rtems-64: New (Custom multilibs).
437 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
438 (sparc-*-rtems*): Add sparc/t-rtems.
440 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
442 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
444 (hash_rtx): Likewise.
446 2012-10-29 Terry Guo <terry.guo@arm.com>
448 Backport from mainline
449 2012-10-11 Terry Guo <terry.guo@arm.com>
451 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
453 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
456 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
458 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
459 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
461 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
463 * config/avr/t-rtems: Revert previous commit.
465 2012-10-26 Terry Guo <terry.guo@arm.com>
467 Backport from mainline
468 2012-10-23 Terry Guo <terry.guo@arm.com>
471 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
474 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
476 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
478 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
480 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
482 * config.gcc (microblaze*-*-rtems*): New target.
483 * config/microblaze/rtems.h: New.
484 * config/microblaze/t-rtems: New.
486 2012-10-25 Richard Biener <rguenther@suse.de>
488 PR tree-optimization/54902
489 * tree-ssa-pre.c (fini_pre): Return TODO.
490 (execute_pre): Adjust.
491 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
492 blocks before computing dominators.
494 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
496 Backport from mainline
497 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/i386.c (memory_address_length): Assert that non-null
500 base or index RTXes are registers. Do not check for REG RTXes.
501 Determine addr32 prefix using SImode_address_operand or
502 from original base and index RTXes. Simplify code.
504 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386-protos.h (memory_address_length): Add new bool
507 argument. Update all uses.
508 * config/i386/i386.c (memory_address_length): If not LEA insn, then
509 add length of addr32 prefix based on mode of base or index register.
510 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
511 addresses here. Update call to memory_address_length.
512 (ix86_print_address_operand): Use SImode_address_operand predicate.
513 * config/i386/predicates.md (SImode_address_operand): New.
514 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
515 to calculate "mode" attribute. Use SImode_address_operand predicate
516 instead of open-coding accepted RTX codes.
518 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
520 Backport from 2012-10-22 trunk r192685.
521 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
522 Note __AVR_<device>__ is not defined for cores.
523 Don't point to --help=target.
524 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
526 2012-10-19 Marek Polacek <polacek@redhat.com>
528 Backported from mainline
529 2012-10-19 Marek Polacek <polacek@redhat.com>
532 * fold-const.c (fold_sign_changed_comparison): Punt if folding
533 pointer/non-pointer comparison.
535 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
537 Backported from mainline
538 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
541 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
542 sure the mode is correct when falling through from above cases.
544 2012-10-19 Alan Modra <amodra@gmail.com>
546 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
547 (HAVE_LD_LARGE_TOC): Likewise.
548 * configure: Regenerate.
550 2012-10-19 Alan Modra <amodra@gmail.com>
552 * config/rs6000/predicates.md (splat_input_operand): Don't call
553 input_operand for MEMs. Instead check for volatile and call
554 memory_address_addr_space_p with modified mode.
556 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
558 Backported from mainline
559 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
561 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
563 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
565 PR rtl-optimization/54870
566 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
567 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
568 SSA_NAME pointer that points to a partition if there is at least
569 one variable with it set in the partition.
570 * dse.c (local_variable_can_escape): New predicate.
571 (can_escape): Call it.
572 * gimplify.c (mark_addressable): If this is a partitioned decl, also
573 mark the SSA_NAME pointer that points to a partition.
575 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
577 Backport from mainline
578 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
580 PR rtl-optimization/53701
581 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
582 rocess not only expr's vinsns but all old vinsns from expr's
585 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
587 Backport from mainline
588 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
591 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
593 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
594 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
595 only if producer writes to the register given by regno.
597 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
599 Backport from mainline
600 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/sse.md (UNSPEC_MOVU): Remove.
604 (UNSPEC_STOREU): Ditto.
605 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
606 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
607 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
608 (<sse2>_movdqu<avxsizesuffix>): Split to ...
609 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
610 (<sse2>_storedqu<avxsizesuffix>): ... this.
611 (*sse4_2_pcmpestr_unaligned): Update.
612 (*sse4_2_pcmpistr_unaligned): Ditto.
614 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
615 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
616 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
617 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
618 gen_sse2_load{dqu,upd} to load from unaligned memory and
619 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
621 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
622 Use CODE_FOR_sse_loadups.
623 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
624 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
625 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
626 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
627 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
628 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
629 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
630 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
631 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
632 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
633 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
635 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
637 Backport from trunk (r190222):
639 PR tree-optimization/54146
640 * ifcvt.c: Include pointer-set.h.
641 (cond_move_process_if_block): Change type of then_regs and
642 else_regs from alloca'd array to pointer_sets.
643 (check_cond_move_block): Update for this change.
644 (cond_move_convert_if_block): Likewise.
645 * Makefile.in: Fix dependencies for ifcvt.o.
647 2012-10-15 Richard Guenther <rguenther@suse.de>
649 PR tree-optimization/54920
650 * tree-ssa-pre.c (create_expression_by_pieces): Properly
651 allocate temporary storage for all NARY elements.
653 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
656 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
658 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
660 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
661 default_use_cxa_atexit to yes.
663 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
665 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
667 2012-10-05 Jan Hubicka <jh@suse.cz>
668 Jakub Jelinek <jakub@redhat.com>
670 PR tree-optimization/33763
671 * tree-inline.c (expand_call_inline): Silently ignore always_inline
672 attribute for redefined extern inline functions.
674 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
676 Backported from mainline
677 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
679 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
680 in SSE and YMM state support check for -march=native.
682 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
685 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
688 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
690 Backported from mainline
691 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
694 * doc/invoke.texi: Document -mprefer-avx128.
696 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
698 Backported from mainline
699 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
702 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
703 (XSTATE_FP): Likewise.
704 (XSTATE_SSE): Likewise.
705 (XSTATE_YMM): Likewise.
706 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
707 SSE and YMM states aren't supported.
709 2012-10-01 Tom de Vries <tom@codesourcery.com>
711 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
714 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
717 * config/s390/s390.c (s390_option_override): Add missing break.
719 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
721 Backport from mainline
722 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
724 * config.gcc: Replace 'host' with 'target' when configuring for
725 powerpc64*-*-freebsd.
727 2012-09-28 Meador Inge <meadori@codesourcery.com>
729 Backport from mainline
730 2012-09-27 Meador Inge <meadori@codesourcery.com>
732 * gcc-ar.c (main): Handle the returning of the sub-process error
735 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
737 Backport from 2012-09-28 trunk r191821.
738 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
740 2012-09-27 Jakub Jelinek <jakub@redhat.com>
743 * simplify-rtx.c (simplify_binary_operation_1): Perform
744 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
746 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
748 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
749 TYPE_NONALIASED_COMPONENT flag.
750 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
751 TYPE_NONALIASED_COMPONENT flag.
753 2012-09-21 Richard Guenther <rguenther@suse.de>
756 Backport from mainline
757 2012-04-19 Richard Guenther <rguenther@suse.de>
759 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
762 2012-09-20 Joseph Myers <joseph@codesourcery.com>
765 * c-typeck.c (c_cast_expr): When casting to a type requiring
766 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
769 2012-09-20 Joseph Myers <joseph@codesourcery.com>
772 * c-typeck.c (build_unary_op): Pass original argument of
773 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
774 any C_MAYBE_CONST_EXPR, if it has integer operands.
775 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
776 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
777 to c_objc_common_truthvalue_conversion, then remove any
778 C_MAYBE_CONST_EXPR, if they have integer operands. Use
779 c_objc_common_truthvalue_conversion not
780 c_common_truthvalue_conversion.
781 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
782 call note_integer_operands for arguments with integer operands
783 that are not integer constants.
785 2012-09-20 Jakub Jelinek <jakub@redhat.com>
787 Backported from mainline
788 2012-09-17 Jakub Jelinek <jakub@redhat.com>
790 PR tree-optimization/54563
791 * tree-ssa-math-opts.c (execute_cse_sincos): Call
792 gimple_purge_dead_eh_edges if last call has been changed.
794 2012-09-14 Jakub Jelinek <jakub@redhat.com>
797 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
798 instead of (match_dup 0) as second argument to vec_merge.
799 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
800 Remove third alternative.
801 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
802 operand 2 instead of operand 1, but put it as first argument
804 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
805 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
808 2012-09-20 Jakub Jelinek <jakub@redhat.com>
810 * BASE-VER: Set to 4.7.3.
811 * DEV-PHASE: Set to prerelease.
813 2012-09-20 Release Manager
815 * GCC 4.7.2 released.
817 2012-09-15 Andi Kleen <ak@linux.intel.com>
819 Backport from mainline
820 2012-09-07 Andi Kleen <ak@linux.intel.com>
822 * gcc/lto-streamer.h (res_pair): Add.
823 (lto_file_decl_data): Replace resolutions with respairs.
825 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
827 (lto_file_finalize): Set up resolutions vector lazily from respairs.
829 2012-09-14 Walter Lee <walt@tilera.com>
831 Backport from mainline.
832 2012-09-14 Walter Lee <walt@tilera.com>
834 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
835 option for TILEPro and TILE-Gx.
837 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
839 * config/i386/i386.h (x86_prefetchw): New global variable.
840 (TARGET_PREFETCHW): New macro.
841 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
842 (processor_alias_table): Add PTA_PREFETCHW to
843 bdver1, bdver2 and btver1.
844 (ix86_option_override_internal): Set x86_prefetchw for
845 PTA_PREFETCHW targets.
846 * config/i386/i386.md (prefetch): Expand to prefetchw
847 for TARGET_PREFETCHW.
848 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
850 Backport from mainline
851 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
853 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
854 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
856 (*prefetch_sse): ... this.
857 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
859 (*prefetch_3dnow): ... this.
861 2012-09-13 Jakub Jelinek <jakub@redhat.com>
864 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
865 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
867 2012-09-12 Teresa Johnson <tejohnson@google.com>
869 Backport from mainline.
870 2012-09-12 Teresa Johnson <tejohnson@google.com>
872 PR gcov-profile/54487
873 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
874 test using F_SETLKW with fcntl.
875 * configure, config.in: Regenerate.
877 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
879 Backport from mainline
880 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
882 * config/i386/i386.md : Comments on fma4 instruction selection
883 reflect requirement on register pressure based cost model.
885 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
886 flag is set-reset as informed by the cpuid flag.
888 * config/i386/i386.c (processor_alias_table): fma4
889 flag is enabled for bdver2.
891 2012-09-12 Christian Bruel <christian.bruel@st.com>
893 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
895 2012-09-12 Jakub Jelinek <jakub@redhat.com>
897 * config.gcc: Obsolete picochip-*.
899 2012-09-11 Richard Guenther <rguenther@suse.de>
902 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
903 on flag_toplevel_reorder.
905 2012-09-10 Richard Henderson <rth@redhat.com>
907 * config/alpha/predicates.md (small_symbolic_operand): Disallow
910 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
912 Backport from 2012-09-10 mainline r191132.
915 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
917 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
920 * tree-sra.c (disqualify_base_of_expr): Check for possible
921 NULL_TREE returned by get_base_address()
923 2012-09-07 Richard Guenther <rguenther@suse.de>
925 Backport from mainline
926 2012-06-26 Jan Hubicka <jh@suse.cz>
929 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
932 2012-09-07 Richard Guenther <rguenther@suse.de>
934 Backport from mainline
935 2012-07-13 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/53922
938 * tree-vrp.c (value_inside_range): Change prototype to take
939 min/max instead of value-range.
940 (range_includes_zero_p): Likewise. Return the result from
942 (extract_range_from_binary_expr_1): Adjust to handle dont-know
943 return value from range_includes_zero_p.
944 (extract_range_from_unary_expr_1): Likewise.
945 (compare_range_with_value): Likewise.
946 (vrp_meet_1): Likewise.
948 2012-09-07 Richard Guenther <rguenther@suse.de>
951 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
952 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
953 arguments separately.
955 2012-09-07 Jakub Jelinek <jakub@redhat.com>
957 Backported from mainline
958 2012-09-06 Jakub Jelinek <jakub@redhat.com>
960 PR rtl-optimization/54455
961 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
962 bb ends up with asm goto referencing bb's label.
964 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
966 Backport from mainline.
967 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
968 Richard Earnshaw <richard.earnshaw@arm.com>
971 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
972 element size. Use elem_type from the formal parameter. New parameter
974 (neon_expand_args): Adjust call to neon_dereference_pointer.
976 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
979 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
981 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
983 Backport from mainline
984 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
986 * config/i386/i386.md (isa): Add fma and fma4.
987 (enabled): Handle fma and fma4.
988 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
989 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
990 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
991 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
992 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
993 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
995 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
997 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
998 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
999 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1001 2012-09-06 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/54498
1004 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1005 abort when reaching an already visited region.
1006 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1007 (get_continuation_for_phi_1): Likewise.
1008 (walk_non_aliased_vuses): When we translated the reference,
1009 abort when we re-visit a region.
1010 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1012 2012-09-06 Andrew Pinski <apinski@cavium.com>
1015 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1017 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1020 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1021 build_int_cst with size_type_node instead of size_int.
1023 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1025 Backport from 2012-09-05 mainline r190697.
1028 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1029 configured --with-avrlibc.
1030 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1032 * config/avr/avrlibc.h: New file.
1033 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1034 configured --with-avrlibc.
1035 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1037 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1039 Backport from 2012-09-04 mainline r190919
1042 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1043 of size less than 4 bytes by using macro ARM_NUM_INTS.
1044 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1046 2012-09-04 Richard Henderson <rth@redhat.com>
1048 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1050 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1052 Backport from 2012-09-04 mainline r190920
1055 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1057 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1059 Backport from 2012-09-04 mainline r190914
1062 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1064 (avr_allocate_stack_slots_for_args): ...this new static function.
1066 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1068 Backported from mainline
1069 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1072 * doc/invoke.texi: Add -da and remove -dm.
1074 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1076 Backported from mainline
1077 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1080 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1081 operands[1] is CONST_INT_P, convert it to QImode before printing.
1083 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1086 * c-convert.c (convert): Don't call fold_convert_loc if
1087 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1088 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1089 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1091 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1094 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1095 if init is a CONSTRUCTOR.
1097 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1099 PR rtl-optimization/54369
1100 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1101 calling dbr_schedule.
1102 * config/sparc/sparc.c (sparc_reorg): Likewise.
1104 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1106 Backport from mainline
1107 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1109 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1110 case for Atom processor.
1112 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1114 Backport from mainline
1115 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1119 true for TARGET_64BIT or !flag_pic.
1120 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1121 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1122 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1123 Add insn constraint. Conditionally emit xchg asm insns.
1124 (atomic_compare_and_swap<mode>): Update calls. Check only
1125 cmpxchg8b_pic_memory_operand in memory address fixup.
1127 (CASHMODE): Rename from DCASHMODE.
1128 (doublemodesuffix): Update modes.
1129 (regprefix): New mode attribute.
1131 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1132 <UNSPECV_CMPXCHG>: New constant.
1133 (atomic_compare_and_swap<mode>_1): Rename from
1134 atomic_compare_and_swap_single<mode>. Update calls and
1135 unspec_volatile constants.
1136 (atomic_compare_and_swap<mode>_doubleword): Rename from
1137 atomic_compare_and_swap_double<mode>. Update calls and
1138 unspec_volatile constants.
1140 2012-08-28 Walter Lee <walt@tilera.com>
1142 Backport from mainline
1143 2012-08-28 Walter Lee <walt@tilera.com>
1145 * confg/tilegx/tilegx.md: Fix code style.
1146 (*zero_extendsidi_truncdisi): Fix typo.
1147 * config/tilegx/tilegx.c: Fix code style.
1148 (tilegx_function_profiler): Fix typo.
1150 2012-08-27 Walter Lee <walt@tilera.com>
1152 Backport from mainline
1153 2012-08-27 Walter Lee <walt@tilera.com>
1155 * doc/md.texi (TILE-Gx): Fix typo.
1157 2012-08-27 Walter Lee <walt@tilera.com>
1159 Backport from mainline
1160 2012-08-27 Walter Lee <walt@tilera.com>
1162 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1163 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1165 2012-08-27 Walter Lee <walt@tilera.com>
1167 Backport from mainline
1168 2012-08-27 Walter Lee <walt@tilera.com>
1170 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1171 (insn_bfins): Delete.
1173 2012-08-27 Walter Lee <walt@tilera.com>
1175 Backport from mainline
1176 2012-08-27 Walter Lee <walt@tilera.com>
1178 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1179 atomic_exchange_bare<mode>,
1180 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1181 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1182 * config/tilegx/tilegx.md (type): Add X1_remove.
1183 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1184 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1185 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1188 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1190 PR rtl-optimization/54088
1191 * jump.c (delete_related_insns): Robustify latest change.
1193 2012-08-21 Richard Guenther <rguenther@suse.de>
1195 Backport from mainline
1196 2012-08-16 Richard Guenther <rguenther@suse.de>
1199 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1201 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1202 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1203 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1204 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1205 (tree_ssa_lim_finalize): Free all mem_refs.
1206 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1207 scc when bailing out.
1208 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1209 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1210 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1211 FOR_EACH_LOOP_BREAK.
1213 2012-08-17 Richard Guenther <rguenther@suse.de>
1215 * tree-sra.c (modify_function): Free redirect_callers vector.
1216 * ipa-split.c (split_function): Free args_to_pass vector.
1217 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1219 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1220 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1221 (vect_analyze_slp_instance): Free everything.
1222 (destroy_bb_vec_info): Free the SLP instances.
1224 2012-08-17 Richard Guenther <rguenther@suse.de>
1226 * params.def (integer-share-limit): Decrease from 256 to 251,
1229 2012-08-21 Richard Guenther <rguenther@suse.de>
1231 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1232 the affine expansion cache.
1234 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1236 Backported from trunk
1237 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1240 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1242 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1244 Backport from mainline.
1245 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1248 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1249 mark as predicable. Adjust asm template.
1250 (vec_setv2di_internal): Likewise.
1251 (vec_extract<mode> VD, VQ): Likewise.
1252 (vec_extractv2di): Likewise.
1253 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1254 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1255 (neon_vdup_n<mode> VX, V32): Likewise.
1256 (neon_vdup_nv2di): Likewise.
1258 2012-08-17 Walter Lee <walt@tilera.com>
1260 Backport from mainline
1261 2012-08-17 Walter Lee <walt@tilera.com>
1263 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1264 (FEEDBACK_ENTER): Define.
1265 (FEEDBACK_REENTER): Define.
1266 (FEEDBACK_ENTRY): Define.
1267 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1268 (FEEDBACK_ENTER): Define.
1269 (FEEDBACK_REENTER): Define.
1270 (FEEDBACK_ENTRY): Define.
1272 2012-08-16 Walter Lee <walt@tilera.com>
1274 Backport from mainline
1275 2012-08-16 Walter Lee <walt@tilera.com>
1277 * config.gcc (tilegx-*-linux*): Add feedback.h.
1278 (tilepro-*-linux*): Likewise.
1279 * config/tilegx/feedback.h: New file.
1280 * config/tilepro/feedback.h: New file.
1282 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1284 Backport from mainline r189840 and r187586:
1285 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1287 * config/i386/i386.md (stack_protect_set): Disable the pattern
1288 for Android since Android libc (bionic) does not provide random
1289 value for stack protection guard at gs:0x14. Guard value
1290 will be provided from external symbol (default implementation).
1291 (stack_protect_set_<mode>): Likewise.
1292 (stack_protect_test): Likewise.
1293 (stack_protect_test_<mode>): Likewise.
1294 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1295 not have Bionic by default
1296 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1297 Macro OPTION_BIONIC is defined in this file and provides Bionic
1298 accessibility status
1300 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1302 * configure.ac: Stack protector enabling for Android targets.
1303 * configure: Regenerate.
1305 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1307 Backported from trunk
1308 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1310 PR rtl-optimization/53942
1311 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1312 directly from likely spilled non-fixed hard registers, move them
1315 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1317 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1318 (xop_phaddubq): Ditto.
1320 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1322 Backport from mainline
1323 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1324 Richard Earnshaw <rearnsha@arm.com>
1326 * target.def (vector_alignment): New target hook.
1327 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1328 * doc/tm.texi: Regenerate.
1329 * targhooks.c (default_vector_alignment): New function.
1330 * targhooks.h (default_vector_alignment): Add prototype.
1331 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1332 * config/arm/arm.c (arm_vector_alignment): New function.
1333 (TARGET_VECTOR_ALIGNMENT): Define.
1335 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1336 vector type alignment instead of size.
1337 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1338 element type size directly instead of computing it from alignment.
1339 Fix variable naming and comment.
1341 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1343 Backport from mainline
1344 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1346 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1347 (alpha_pad_function_end): ... this. Also insert NOP between
1348 sibling call and GP load.
1349 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1351 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1353 Backport from mainline
1354 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1355 H.J. Lu <hongjiu.lu@intel.com>
1357 PR rtl-optimization/54157
1358 * combine.c (gen_lowpart_for_combine): Don't return identity
1359 for CONST or symbolic reference.
1361 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1363 Backport from mainline
1364 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1366 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1367 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1368 split_cost argument signed.
1369 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1370 (ix86_avoid_lea_for_addr): Ditto.
1372 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1375 the address has less than two components.
1377 2012-08-02 Steve Ellcey <sellcey@mips.com>
1379 Backport from mainline
1380 2012-07-19 Steve Ellcey <sellcey@mips.com>
1382 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1385 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1387 Backport from mainline
1388 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1392 negative constant address for TARGET_X32 ...
1393 (ix86_decompose_address): ... here. Reject constant addresses
1394 that don't satisfy x86_64_immediate_operand predicate.
1396 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1400 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1401 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1402 addresses. Prevent zero extensions of CONST_INT operands.
1404 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1407 * config/i386/i386.md (*lea): New insn pattern.
1409 (*lea<mode>_2): Ditto.
1410 (*lea_{3,4,5,6}_zext): Ditto.
1411 * config/i386/predicates.md (lea_address_operand): Do not reject
1412 zero-extended address operands.
1413 * config/i386/constraints.md (j): Remove address constraint.
1414 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1416 (ix86_print_operand_address): Handle SImode subreg of an address.
1417 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1419 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1421 Backport from mainline
1422 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1425 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1426 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1428 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1429 (*movdi_internal_rex64): Use %E operand modifier for lea.
1430 (*movsi_internal): Ditto.
1432 (*lea<mode>_2): Ditto.
1433 (*lea_{3,4,5,6}_zext): Ditto.
1434 (*tls_global_dynamic_32_gnu): Ditto.
1435 (*tls_global_dynamic_64): Ditto.
1436 (*tls_dynamic_gnu2_lea_32): Ditto.
1437 (*tls_dynamic_gnu2_lea_64): Ditto.
1438 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1440 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1442 Backport from mainline
1443 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1447 (ix86_print_operand_address): Assert that parts.base and parts.index
1448 are non-NULL after call to simplify_subreg.
1450 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1453 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1455 * config/sh/sh.c (sh_option_override): Do not change
1456 flag_finite_math_only. Set TARGET_IEEE to complement of
1457 flag_finite_math_only.
1458 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1459 description of mieee and mno-ieee behavior.
1461 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1464 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1465 (_lzcnt_u64): Ditto.
1467 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1469 Backport from mainline
1470 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1472 PR rtl-optimization/52250
1473 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1474 to put note list into. Unconditionally call move_bb_info.
1475 (move_bb_info): Do not assert the blocks being in the same region,
1476 just drop the note list if they are not.
1478 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1480 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1482 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1484 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1485 defining statement is a SSA name that occurs in abnormal PHIs.
1487 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1489 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1492 2012-07-19 Richard Guenther <rguenther@suse.de>
1493 Eric Botcazou <ebotcazou@adacore.com>
1495 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1496 about transition from invariant to known bits.
1497 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1499 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1502 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1503 (cleanup_tree_cfg_bb): Don't call it.
1504 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1507 2012-07-19 Christian Bruel <christian.bruel@st.com>
1510 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1512 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1514 * config.gcc (v850-*-rtems*): New target.
1515 * config/v850/rtems.h: New.
1516 * config/v850/t-rtems: New.
1518 2012-07-18 Nick Clifton <nickc@redhat.com>
1520 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1522 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
1526 Backport from mainline
1527 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1530 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1531 instead expand it as zero extension.
1533 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1536 QImode and HImode splitters. Use ix86_comparison_operator.
1537 Explicitly match FLAGS_REG.
1538 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1540 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1541 Steven Bosscher <steven@gcc.gnu.org>
1542 Bernd Schmidt <bernds@codesourcery.com>
1544 PR rtl-optimization/53908
1545 * df-problems.c (can_move_insns_across): When doing
1546 memory-reference book-keeping, handle call insns.
1548 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
1550 Backport from mainline
1551 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1555 sibcall_insn_operand. Move it to a temporary register if not.
1557 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1561 emit PIC sequence for fnaddr symbol reference in advance.
1563 2012-07-09 Jason Merrill <jason@redhat.com>
1566 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
1567 (type_hash_eq): Likewise.
1570 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1572 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1574 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1575 due to negative shift amount.
1577 2012-07-06 Kai Tietz <ktietz@redhat.com>
1579 Backport from mainline.
1581 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1582 as "/mingw/include".
1584 2012-07-06 Nick Clifton <nickc@redhat.com>
1586 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1587 default_encode_section_info.
1589 2012-07-06 Richard Guenther <rguenther@suse.de>
1591 Backport from mainline
1592 2012-03-30 Richard Guenther <rguenther@suse.de>
1595 * double-int.c (rshift_double): Remove not needed cast.
1597 2012-03-28 Richard Guenther <rguenther@suse.de>
1600 * double-int.h (rshift_double): Remove.
1601 * double-int.c (lshift_double): Use absu_hwi to make count
1603 (rshift_double): Make static, take unsigned count argument,
1604 remove handling of negative count argument.
1605 (double_int_rshift): Dispatch to lshift_double.
1607 2012-07-06 Richard Guenther <rguenther@suse.de>
1609 Backport from mainline
1610 2012-06-18 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/53693
1613 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1614 Reject operands with more than one use.
1616 2012-07-06 Richard Guenther <rguenther@suse.de>
1618 Backport from mainline
1619 2012-04-11 Richard Guenther <rguenther@suse.de>
1622 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1623 consider loop nesting.
1624 (evolution_function_is_univariate_p): Properly check the remainder
1627 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
1629 Backport from mainline
1630 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1632 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1633 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1634 (adjacent_mem_locations): Move some code to and call...
1635 (get_memref_parts): ...new function.
1636 (mem_locations_overlap): New function.
1637 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1638 (is_mem_ref): Rename to...
1639 (find_mem_ref): ...this. Return MEM rtx.
1640 (get_store_dest): Remove function.
1641 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1642 new parameter and adjust calls.
1643 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1644 mem refs overlap for true_store_to_load_dep_costly.
1645 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1646 passed to adjacent_mem_locations.
1647 (is_costly_group): Walk resolved dependency list.
1648 (force_new_group): Emit group ending nop for Power6/Power7.
1649 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1650 (group_ending_nop): New define_insn.
1652 2012-07-04 Richard Guenther <rguenther@suse.de>
1655 * gimple-fold.c (get_base_constructor): Do not return an
1656 error_mark_node DECL_INITIAL.
1658 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1660 Backport from mainline
1661 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1663 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1664 code model string in the error message.
1666 2012-07-04 Tristan Gingold <gingold@adacore.com>
1668 Backport from mainline.
1669 2012-06-25 Tristan Gingold <gingold@adacore.com>
1671 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1672 (seh_cfa_adjust_cfa): ... that function.
1673 (seh_emit_stackalloc): Do not emit out of range values.
1674 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1675 UNSPEC_DEF_CFA constants.
1676 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1677 * config/i386/i386.c (ix86_frame_pointer_required): Required
1678 for very large frames on SEH target.
1679 (ix86_compute_frame_layout): Save area is before frame pointer
1680 on SEH target. Handle very large frames.
1681 (ix86_expand_prologue): Likewise.
1683 2012-07-04 Richard Guenther <rguenther@suse.de>
1685 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1686 as in free_lang_data_in_type.
1688 2012-07-02 Martin Jambor <mjambor@suse.cz>
1690 Backport from mainline.
1691 2012-07-02 Martin Jambor <mjambor@suse.cz>
1694 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1695 dynamic type change check.
1697 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1699 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1700 last statement of the finally block onto the switch.
1702 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1704 * configure: Regenerate.
1706 Backport from mainline.
1707 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1709 * config.gcc (target_type_format_char): New. Document it. Set it for
1711 * configure.ac (gnu_unique_option): Use target_type_format_char
1712 in test. Comment rationale.
1714 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1716 Backport from mainline.
1717 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1719 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1721 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1723 Backport from 2012-06-28 mainline r189049
1726 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1727 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1728 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1729 avr_hard_regno_call_part_clobbered.
1731 2012-06-28 Richard Guenther <rguenther@suse.de>
1734 * expr.c (expand_expr_real_1): Verify if the type is complete
1735 before inspecting its size.
1737 2012-06-27 Nick Clifton <nickc@redhat.com>
1739 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1742 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1745 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1747 2012-06-26 Nick Clifton <nickc@redhat.com>
1749 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1751 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1754 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1755 of x x x in the vmovlps load alternative.
1757 2012-06-22 Richard Guenther <rguenther@suse.de>
1759 * gcov-iov.c: Include bconfig.h and system.h.
1761 2012-06-22 Richard Guenther <rguenther@suse.de>
1763 PR gcov-profile/53744
1764 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1766 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1768 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1769 DECL_IGNORED_P non-reg vars even if they are used.
1771 2012-06-19 Jason Merrill <jason@redhat.com>
1774 * dwarf2out.c (modified_type_die): Use scope_die_for.
1775 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1776 (uses_local_type_r, uses_local_type): New.
1777 (scope_die_for): Keep a type that uses a local type in local scope.
1778 Use get_context_die for namespace and type scope.
1780 2012-06-19 Richard Guenther <rguenther@suse.de>
1783 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1784 replace it with the first non-BLOCK context.
1786 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
1788 PR rtl-optimization/53700
1790 Backport from mainline
1791 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1793 * ira-color.c (setup_left_conflict_sizes_p): Process all
1794 conflicting objects.
1796 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1798 Backport from mainline
1799 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1802 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1803 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1804 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1805 instead of xop_mulv2div2di3_low.
1806 (xop_p<macs>dql): Fix vec_select selector.
1807 (xop_p<macs>dqh): Ditto.
1808 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1809 (xop_mulv2div2di3_high): Ditto.
1811 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1813 Backport from mainline:
1814 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1818 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1820 Backport from mainline:
1821 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1823 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1824 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1825 MAX_PCREL17F_OFFSET instead of fixed offset.
1826 (pa_attr_length_call): Likewise.
1827 (pa_attr_length_indirect_call): Likewise.
1829 2012-06-15 Walter Lee <walt@tilera.com>
1831 Backport from mainline:
1832 2012-06-15 Walter Lee <walt@tilera.com>
1834 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1836 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1838 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1840 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
1842 Backport from mainline:
1844 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1845 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1846 * gimple.h (block_in_transaction): Check for flag_tm.
1848 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
1850 PR tree-optimization/52558
1852 Backport from mainline:
1853 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1854 * gimple.h (gimple_set_in_transaction): Remove.
1855 (gimple_in_transaction): Look in BB instead.
1856 (gimple_statement_base): Remove in_transaction field.
1857 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1858 * trans-mem.c (compute_transaction_bits): Place transaction bit
1859 information into basic blocks.
1861 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1863 PR tree-optimization/52558
1864 * cfg.c (alloc_aux_for_edge): Fix comment.
1865 (alloc_aux_for_edge): Remove static.
1866 * basic-block.h (alloc_aux_for_edge): Protoize.
1867 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1868 (execute_sm_if_changed_flag): New.
1869 (execute_sm_if_changed_flag_set): New.
1870 (execute_sm): Do not generate data races unless requested.
1871 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1872 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1873 * gimple.h (block_in_transaction): New.
1874 (gimple_in_transaction): Use block_in_transaction.
1876 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1878 Backported from mainline
1879 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1881 PR rtl-optimization/53589
1882 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1883 discovery even when e->dest != target. If any LABEL_REF points
1884 to e->dest label, redirect it to target's label.
1886 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1889 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
1890 returns false, replace stmt with GIMPLE_NOP.
1891 (check_omp_nesting_restrictions): Instead of issuing warnings,
1892 issue errors and return false if any errors were reported.
1894 2012-06-14 Richard Guenther <rguenther@suse.de>
1896 * BASE-VER: Set to 4.7.2.
1897 * DEV-PHASE: Set to prerelease.
1899 2012-06-12 Christian Bruel <christian.bruel@st.com>
1902 * config/sh/sh.c (sh_option_override): Don't force
1903 flag_omit_frame_pointer and maccumulate_outgoing_args.
1904 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1906 2012-06-14 Release Manager
1908 * GCC 4.7.1 released.
1910 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
1912 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1914 2012-06-13 Richard Henderson <rth@redhat.com>
1916 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1917 iterator instead of INT.
1919 2012-06-08 Richard Henderson <rth@redhat.com>
1922 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1923 note to a clobber insn when no other insn is available.
1925 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1928 * doc/invoke.texi (Wenum-compare): Update documentation.
1930 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1933 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1935 (altivec_stvlxl): Ditto.
1936 (altivec_stvrx): Ditto.
1937 (altivec_stvrxl): Ditto.
1939 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1942 * trans-mem.c (expand_block_edges): Do not skip the first
1943 statement when resetting the BB.
1945 2012-06-04 Richard Guenther <rguenther@suse.de>
1948 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1949 create new assembler names.
1951 2012-06-04 Richard Guenther <rguenther@suse.de>
1953 Backport from mainline
1954 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1957 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1958 larger than maxbits. Don't compute maxbits modulo align.
1959 Also check that unit bytes long store at bitpos / unit * unit
1960 doesn't affect bits beyond bitregion_end.
1961 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1962 would not fit into bitregion_start ... bitregion_end + 1 bit
1964 (store_split_bit_field): Decrease unit close to end of bitregion_end
1965 if access is restricted in order to avoid mutual recursion.
1967 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1969 Backport from 2012-06-04 mainline r188172
1972 * config/avr/avr-stdint.h: New file.
1973 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1976 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1978 PR tree-optimization/53550
1979 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1980 is POINTER_TYPE_P, use sizetype as step type instead of type.
1982 2012-06-04 Richard Guenther <rguenther@suse.de>
1983 Eric Botcazou <ebotcazou@adacore.com>
1985 Backport from mainline
1986 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1988 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1989 Change type of BITOFFSET to signed. Make sure the lower bound of
1990 the computed range is non-negative by adjusting OFFSET and BITPOS.
1991 (expand_assignment): Adjust call to get_bit_range.
1993 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1995 * expr.c (get_bit_range): Return the null range if the enclosing record
1996 is part of a larger bit field.
1998 2012-03-20 Richard Guenther <rguenther@suse.de>
2000 * stor-layout.c (finish_bitfield_representative): Fallback
2001 to conservative maximum size if the padding up to the next
2002 field cannot be computed as a constant.
2003 (finish_bitfield_layout): If we cannot compute the distance
2004 between the start of the bitfield representative and the
2005 bitfield member start a new representative.
2006 * expr.c (get_bit_range): The distance between the start of
2007 the bitfield representative and the bitfield member is zero
2008 if the field offsets are not constants.
2010 2012-03-16 Richard Guenther <rguenther@suse.de>
2012 * stor-layout.c (finish_bitfield_representative): Fall back
2013 to the conservative maximum size if we cannot compute the
2014 size of the tail padding.
2016 2012-03-14 Richard Guenther <rguenther@suse.de>
2018 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2019 * stor-layout.c (start_bitfield_representative): New function.
2020 (finish_bitfield_representative): Likewise.
2021 (finish_bitfield_layout): Likewise.
2022 (finish_record_layout): Call finish_bitfield_layout.
2023 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2024 for QUAL_UNION_TYPE fields.
2025 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2026 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2027 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2032 * expr.c (get_bit_range): Unconditionally extract bitrange
2033 from DECL_BIT_FIELD_REPRESENTATIVE.
2034 (expand_assignment): Adjust call to get_bit_range.
2036 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2039 * fold-const.c (fold_binary_loc): Refine previous change.
2041 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2043 Backport from mainline
2044 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2047 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2048 avoid going above orig insn. Update comments.
2050 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2052 Backport from mainline
2053 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2056 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2057 prologue for unwinder and profiler.
2059 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2061 Backport from mainline
2062 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2064 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2066 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2068 Backport from mainline
2069 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2071 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2072 DBX_REGISTER_NUMBER.
2074 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2076 Backport from mainline
2077 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2079 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2080 operand is CONST_INT. Take COSTS_N_INSNS into account.
2081 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2084 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2086 * config/avr/avr.opt (-msp8): Document it.
2087 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2089 2012-05-31 Richard Guenther <rguenther@suse.de>
2092 * expr.c (expand_assignment): Do not use movmisalign on
2095 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2098 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2099 (pa_section_type_flags): New.
2100 (pa_legitimate_constant_p): Revert previous change.
2102 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2104 Backport from mainline
2105 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2108 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2109 accessed indirectly.
2110 (ipa_tm_create_version): Same.
2112 2012-05-30 Jason Merrill <jason@redhat.com>
2115 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2116 about array compound literals.
2118 2012-05-30 Richard Guenther <rguenther@suse.de>
2121 * fold-const.c (fold_binary_loc): Make sure to call
2122 fold_plusminus_mult_expr with the original sign of operands.
2124 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2126 * explow.c (probe_stack_range): Restore simple control flow and stop
2127 again when the probe cannot be generated if HAVE_check_stack.
2129 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2131 PR rtl-optimization/53519
2132 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2133 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2135 2012-05-29 Richard Guenther <rguenther@suse.de>
2137 PR tree-optimization/53516
2138 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2140 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2142 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2144 Backport from mainline
2145 2012-05-28 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/53438
2148 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2150 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2152 Backport from mainline
2153 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2155 PR rtl-optimization/52528
2156 * combine.c (can_combine_p): Add setting of subst_low_luid
2157 before call to expand_field_assignment().
2159 2012-05-26 Martin Jambor <mjambor@suse.cz>
2161 Backport from mainline
2162 2012-05-23 Martin Jambor <mjambor@suse.cz>
2164 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2166 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2169 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2170 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2172 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2175 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2176 (ix86_expand_vec_perm): Use int mode instead of float.
2178 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2181 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2182 gnu_ld variables to yes.
2183 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2184 (HAVE_GNU_AS): Likewise.
2185 * config.in: Regenerate.
2186 * configure: Likewise.
2188 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2190 Backport from mainline
2191 2012-03-12 Richard Guenther <rguenther@suse.de>
2192 * config/arm/arm.c (neon_dereference_pointer): Do not call
2193 covert during RTL expansion.
2195 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2197 Backport from mainline
2198 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2201 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2202 relied on signed overflow behavior.
2204 2012-05-24 Richard Guenther <rguenther@suse.de>
2207 * tree-profile.c (tree_profiling): Cleanup the CFG if
2208 execute_fixup_cfg requests it.
2210 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2212 PR tree-optimization/53465
2213 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2214 vr0 into *vr, then vrp_meet that.
2215 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2216 have any equivalences.
2217 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2220 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2222 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2224 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2225 (iterative_hash_gimple_type): Adjust comment.
2226 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2227 domain for an array type instead of the domain type itself.
2229 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2231 Backport from 2012-05-23 mainline r187803
2234 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2235 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2238 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2240 Backport from 2012-05-03 mainline r187075
2242 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2243 has_fma4 for AMD processors with both fma3 and fma4 support.
2245 2012-05-22 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/53408
2248 * tree-vect-loop.c (vectorizable_induction): Properly check
2249 the restriction that we cannot handle induction results from
2250 the inner loop outside of the outer loop.
2252 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2254 PR tree-optimization/53436
2255 * omp-low.c (omp_build_component_ref): New function.
2256 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2258 PR tree-optimization/53366
2259 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2260 tests if complex_numbers == 2, but there are non-complex number loads
2263 PR tree-optimization/53409
2264 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2265 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2267 PR tree-optimization/53410
2268 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2269 instead of build_int_cst (type, 0) where vector types might be
2272 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2275 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2276 from folded operands before wrapping another around the
2277 conditional expression.
2279 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2280 Patrick Marlier <patrick.marlier@gmail.com>
2282 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2285 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2287 Backport from mainline
2288 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2291 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2292 (UNSPECV_RDRAND): This.
2293 (rdrand<mode>_1): Updated.
2295 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2297 Backport from mainline
2298 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2300 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2301 RDRND, F16C and FSGSBASE.
2303 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2305 Backport from mainline
2306 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2308 * tree-ssa-pre.c (can_value_number_call): Delete.
2309 (compute_avail): Skip all statements with side effects.
2310 <GIMPLE_CALL>: Skip calls to internal functions.
2312 2012-05-18 David S. Miller <davem@davemloft.net>
2314 Backport r185385 from mainline
2315 2012-03-14 Richard Guenther <rguenther@suse.de>
2318 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2319 element type instead of mode, use build_vector_type_for_mode
2320 instead of the langhook, build a vector of proper signedness.
2321 (expand_vector_operations_1): Adjust.
2323 2012-05-18 Olivier Hainque <hainque@adacore.com>
2325 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2326 $(libsubdir) as libexecsubdir.
2328 2012-05-16 Andrew Pinski <apinski@cavium.com>
2330 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2333 2012-05-16 David S. Miller <davem@davemloft.net>
2335 * jump.c (delete_related_insns): If we remove a CALL, make sure
2336 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2338 2012-05-16 Richard Henderson <rth@redhat.com>
2341 * combine-stack-adj.c (prev_active_insn_bb): New.
2342 (next_active_insn_bb): New.
2343 (force_move_args_size_note): New.
2344 (combine_stack_adjustments_for_block): Use it.
2346 2012-05-16 Olivier Hainque <hainque@adacore.com>
2348 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2349 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2350 Add comments and improve stamp preservation across the whole sequence.
2351 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2353 2012-05-16 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/53364
2356 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2357 detect a view-conversion of the decl.
2359 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2362 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2363 that operands[2] is either immediate, or q_regs_operand.
2365 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2367 Backport r187139 from mainline.
2368 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2370 PR rtl-optimization/52804
2371 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2372 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2373 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2374 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2375 RELOAD_FOR_OUTADDR_ADDRESS.
2377 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2380 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2381 generate target register for "load" class builtins.
2384 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2387 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2388 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2389 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2390 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2391 (<sse>_movu<ssemodesuffix>): New expander.
2392 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2393 (avx_movdqu<avxmodesuffix>): New expander.
2394 (*sse2_movdqu): Rename from sse2_movdqu.
2395 (sse2_movdqu): New expander.
2397 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2399 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2400 lineno 1 the same as lineno 0 before first start file directive.
2401 (optimize_macinfo_range): Likewise.
2403 * dwarf2out.c (have_macinfo): Define.
2404 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2405 attribute, don't force empty compilation unit and don't emit any
2406 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2408 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2410 Backport from mainline
2411 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2413 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2414 ORDERED and UNORDERED conditions.
2416 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2418 * function.c (requires_stack_frame_p): If the function can throw
2419 non-call exceptions, return true if the insn can throw internally.
2421 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2423 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2424 DECL_ORIGINAL_TYPE if it is present.
2426 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2428 Backport from 2012-05-12 mainline r187342.
2431 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2432 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2433 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2434 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2435 (expand_prologue): Move initialization of cfun->machine->is_naked,
2436 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2437 (avr_set_current_function): ...this new static function.
2438 (TARGET_SET_CURRENT_FUNCTION): New define.
2439 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2440 checking attributes of current_function_decl.
2441 (avr_regs_to_save): Ditto.
2442 (signal_function_p): Rename to avr_signal_function_p.
2443 (interrupt_function_p): Rename to avr_interrupt_function_p.
2445 * doc/extend.texi (Function Attributes): Better explanation of
2446 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2449 2012-05-09 Matthias Klose <doko@ubuntu.com>
2451 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2453 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2456 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2457 when a constant source operand matches an "I" constraint, the "no
2458 CC0 change" applies to a register-destination only, not a
2459 strict_low_part-destination.
2461 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2463 Backport from mainline:
2464 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2466 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2468 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2470 PR tree-optimization/53239
2471 * tree-vrp.c (get_value_range): Set VR of
2472 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
2475 2012-05-07 Richard Guenther <rguenther@suse.de>
2477 PR tree-optimization/53195
2478 * tree-inline.c (setup_one_parameter): Properly add referenced
2479 vars from the parameters new known value.
2481 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2483 Backport from mainline:
2484 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2487 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2490 2012-05-04 Ian Lance Taylor <iant@google.com>
2492 * tree-vect-patterns.c (vect_single_imm_use): Correct return
2493 values from false to NULL.
2495 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2497 Backport from mainline
2498 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2502 (TARGET_CMOV): Rename from TARGET_CMOVE.
2503 (TARGET_CMOVE): New define.
2504 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2505 Do not set TARGET_CMOVE here.
2507 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2509 Backport from mainline:
2511 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2513 PR tree-optimization/52633
2514 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2515 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2516 (vect_recog_over_widening_pattern): Remove handling of code that was
2517 already detected as over-widening pattern. Remove special handling
2518 of "unsigned" cases. Instead, support general case of conversion
2519 of the shift result to another type.
2521 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2523 * tree-vect-patterns.c (vect_single_imm_use): New function.
2524 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2525 (vect_recog_over_widening_pattern): Likewise.
2526 (vect_recog_widen_shift_pattern): Likewise.
2528 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2530 PR tree-optimization/52870
2531 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2532 presumed pattern statement is within the same loop or basic block.
2534 2012-05-04 Richard Guenther <rguenther@suse.de>
2536 * common.opt (flto-report): Do not mark as Optimization.
2538 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2541 * recog.c (constrain_operands): If extra constraints are present, also
2542 accept pseudo-registers with equivalent memory locations during reload.
2544 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2546 Backport from the mainline
2547 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2550 * config/rs6000/rs6000.md (bswapdi splitters): If
2551 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2552 default) is used, generate an alternate sequence that does not
2553 depend on using indexed addressing.
2555 2012-05-03 David S. Miller <davem@davemloft.net>
2558 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2559 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2560 (sparc_emit_float_lib_cmp): Likewise.
2562 2012-05-04 Martin Jambor <mjambor@suse.cz>
2564 Backport from mainline
2565 2012-05-02 Martin Jambor <mjambor@suse.cz>
2568 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2569 of a variable when the contect is a function.
2571 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2574 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2575 append program name to it and pass that as first argument
2576 to make_relative_prefix. Always pass standard_libexec_prefix
2577 as last argument to make_relative_prefix. If
2578 make_relative_prefix returns NULL, fall back to
2579 standard_libexec_prefix.
2582 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2586 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2587 mode, return that mode.
2589 2012-05-03 Richard Guenther <rguenther@suse.de>
2591 PR tree-optimization/53144
2592 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2594 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2595 with SSA name values.
2596 (vn_reference_lookup_3): Adjust callers.
2598 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2600 PR tree-optimization/53163
2601 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2602 return value from compute_all_dependences.
2604 PR rtl-optimization/53160
2605 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2606 has been modified by ree pass already.
2608 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
2610 Backport from mainline
2611 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2614 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2615 calls to cgraph_node_name in xstrdup.
2616 (ipa_make_edge_direct_to_target): Ditto.
2617 * tree-sra.c (convert_callers_for_node): Ditto.
2618 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2619 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2620 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2621 (cgraph_materialize_all_clones): Ditto.
2622 * ipa-inline.c (report_inline_failed_reason): Ditto.
2623 (want_early_inline_function_p): Ditto.
2624 (edge_badness): Ditto.
2625 (update_edge_key): Ditto.
2626 (flatten_function): Ditto.
2627 (ipa_inline): Ditto.
2628 (inline_always_inline_functions): Ditto.
2629 (early_inline_small_functions): Ditto.
2631 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
2633 Backport from mainline
2634 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2636 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2637 Introduce emul_name to select the right linker emulation for
2638 powerpc64-*-freebsd*.
2639 * configure: Regenerate.
2640 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2641 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2642 * config/rs6000/freebsd64.h: New file.
2643 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2645 (rs6000_savres_strategy): Likewise.
2646 (rs6000_savres_routine_name): Likewise.
2647 (rs6000_elf_file_end): Likewise.
2648 * config/rs6000/t-freebsd64: New file.
2649 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2650 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2652 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2654 Backport from mainline
2655 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2658 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2660 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2662 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2663 predicate to discriminate types.
2665 2012-04-27 Richard Guenther <rguenther@suse.de>
2668 * convert.c (convert_to_integer): Avoid infinite recursion for
2669 target-defined built-in types.
2671 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2674 * config/cris/cris.md ("*andhi_lowpart_v32")
2675 ("*andqi_lowpart_v32"): Change first input-only operand from
2676 a (match_operand ...) to (match_dup 0). Drop alternatives with
2677 const_int-matching constraints for redundancy.
2678 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2679 three-operand alternative.
2681 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2683 Backport from mainline
2684 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2686 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2687 (*addsi_2_zext): Ditto.
2688 (*add<mode>_3): Ditto.
2689 (*addsi_3_zext): Ditto.
2690 (*add<mode>_5): Ditto.
2692 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2695 * c-typeck.c (set_nonincremental_init,
2696 set_nonincremental_init_from_string): Pass true instead of false
2697 as IMPLICIT to add_pending_init.
2699 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2701 Backport from 2012-04-24 mainline r186768.
2704 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2706 2012-04-24 Richard Guenther <rguenther@suse.de>
2708 PR tree-optimization/53085
2709 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2712 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2715 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2717 (output_addressed_constants): Likewise.
2720 * varasm.c (get_section): Don't ICE for section conflicts with
2721 built-in section kinds.
2723 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2725 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2727 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2729 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2731 2012-04-23 Richard Guenther <rguenther@suse.de>
2734 * c-typeck.c (build_binary_op): Fix typo.
2736 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2738 PR tree-optimizations/52891
2739 * tree-vect-patterns.c (adjust_bool_pattern): Use
2740 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2741 but with non-standard precision.
2743 2012-04-22 Ian Lance Taylor <iant@google.com>
2745 * godump.c (go_output_typedef): Dump size of structs.
2747 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2749 Backport from mainline:
2751 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2752 hints for 'A' operand types.
2754 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2756 Backport from 2012-04-19 mainline r186588.
2759 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2760 the case *(X+const).
2762 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2764 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2766 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2769 * config/i386/sync.md (atomic_<code><mode>): Rename to
2770 atomic_<logic><mode>.
2772 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2774 Backport from mainline
2775 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2778 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2779 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2780 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2781 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2782 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2783 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2784 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2785 gen_avx2_permvarv8sf.
2787 2012-04-16 Martin Jambor <mjambor@suse.cz>
2789 Backported from mainline
2791 2012-04-13 Martin Jambor <mjambor@suse.cz>
2794 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2795 fold_ctor_reference returns a zero constant.
2797 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2799 Backported from mainline
2800 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2802 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2803 and __ILP32__ for x32.
2805 2012-04-13 Tom de Vries <tom@codesourcery.com>
2807 Backport from mainline r186418.
2809 2012-04-13 Tom de Vries <tom@codesourcery.com>
2811 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2812 parameters vuse and vuse_escaped.
2813 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2814 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2817 2012-04-13 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/52969
2820 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2821 the condition for the COND_EXPR and handle predicate negation
2822 by swapping the COND_EXPR arms.
2824 2012-04-13 Richard Guenther <rguenther@suse.de>
2827 * convert.c (convert_to_pointer): Remove special-casing of
2830 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2832 Backport from mainline
2833 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2836 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2837 the list of options to enable the FCFID instruction.
2838 (TARGET_EXTRA_BUILTINS): Adjust comment.
2840 2012-04-12 Richard Guenther <rguenther@suse.de>
2842 PR tree-optimization/52943
2843 * tree-chrec.h (chrec_is_positive): Remove.
2844 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2845 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2846 Return false for a constant zero instead of negative.
2847 (analyze_siv_subscript_cst_affine): Handle zero difference
2848 in the initial condition explicitely.
2850 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2853 * varasm.c (process_pending_assemble_externals): Set
2854 pending_assemble_externals_processed true.
2855 (assemble_external): Call assemble_external_real if the pending
2856 assemble externals have been processed.
2858 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2861 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2862 the DECL generated for the special GOT helper.
2864 2012-04-06 Walter Lee <walt@tilera.com>
2866 Backport from mainline
2867 2012-03-07 Walter Lee <walt@tilera.com>
2869 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2870 REG_CFA_* notes for the stack pointer.
2871 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2872 EH_RETURN_STACKADJ_RTX.
2873 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2874 generate REG_CFA_* notes for the stack pointer.
2875 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2876 by EH_RETURN_STACKADJ_RTX.
2878 2012-04-06 Matt Turner <mattst88@gmail.com>
2880 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2882 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2884 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2885 of the destination isn't also a FP_REGS register.
2887 2012-04-03 Richard Guenther <rguenther@suse.de>
2889 Backport from mainline
2890 2012-03-02 Richard Guenther <rguenther@suse.de>
2892 PR tree-optimization/52406
2893 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2894 (struct indices): Add unconstrained_base member.
2895 (struct dr_alias): Remove unused vops member.
2896 (DR_UNCONSTRAINED_BASE): New define.
2897 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2898 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2899 be an artificial access that covers the whole indexed object,
2900 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2901 plain decl base-objects to their MEM_REF variant.
2902 (dr_may_alias_p): When the base-object of either data reference
2903 has unknown size use only points-to information.
2904 (compute_affine_dependence): Make dumps easier to read and
2906 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2907 DR_REF when looking for packed references.
2908 (vect_supportable_dr_alignment): Likewise.
2910 2012-04-03 Richard Guenther <rguenther@suse.de>
2912 Backport from mainline
2913 2012-03-15 Richard Guenther <rguenther@suse.de>
2916 * tree-data-ref.c (subscript_dependence_tester_1): Check
2917 all dimensions for non-conflicting access functions.
2919 2012-04-03 Richard Guenther <rguenther@suse.de>
2921 Backport from mainline
2922 2012-03-06 Richard Guenther <rguenther@suse.de>
2925 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2927 2012-03-23 Richard Guenther <rguenther@suse.de>
2929 PR tree-optimization/52678
2930 * tree-vectorizer.h (struct _stmt_vec_info): Add
2931 loop_phi_evolution_part member.
2932 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2933 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2934 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2935 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2936 Use the cached evolution part and the PHI nodes value from
2937 the loop preheader edge instead of re-analyzing the evolution.
2939 2012-03-26 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/52701
2942 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2943 compute and set the evolution part of PHI nodes.
2945 2012-03-30 Richard Guenther <rguenther@suse.de>
2947 PR tree-optimization/52754
2948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2949 propagate arbitrary addresses into really plain dereferences.
2951 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2953 PR tree-optimization/52835
2954 * tree-data-ref.c (build_rdg): Return NULL if
2955 compute_data_dependences_for_loop failed.
2957 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2959 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2960 (stmt_can_make_abnormal_goto): Use it.
2961 (is_ctrl_altering_stmt): Likewise.
2963 2012-03-31 Martin Jambor <mjambor@suse.cz>
2965 Backported from mainline
2966 2012-03-30 Martin Jambor <mjambor@suse.cz>
2968 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2969 is a builtin_stack_save in a dominating BB.
2971 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2973 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2974 crossing 128bit lane boundary.
2976 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2978 Backported from mainline
2979 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2982 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2984 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2985 * config/i386/i386.c: Include reload.h.
2986 (ix86_legitimize_reload_address): New function.
2988 2012-03-28 Martin Jambor <mjambor@suse.cz>
2990 Backported from mainline
2991 2012-03-27 Martin Jambor <mjambor@suse.cz>
2994 * tree-sra.c (sra_modify_assign): Do not call
2995 load_assign_lhs_subreplacements when working with an unscalarizable
2998 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3001 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3002 __builtin_va_start to __builtin_next_arg if the latter is
3003 builtin_decl_explicit_p rather than when it is not.
3006 * tree-vect-generic.c (vector_element): Perform multiplication
3007 for pos in bitsizetype type instead of idx type.
3009 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3011 Backport from 2012-03-28 mainline r185910.
3014 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3015 (avr_builtin_decl): New static function.
3016 (struct avr_builtin_description, avr_bdesc): Move up.
3017 Add GTY marker. Add field fndecl. Remove redundant field id.
3018 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3019 (avr_expand_builtin): Code cleanup because .id is removed.
3021 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3024 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3027 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3029 Backport from 2012-03-28 mainline r185907.
3032 * config.gcc (tm_file): Remove avr/multilib.h.
3034 * doc/invoke.texi (AVR Options): Adjust
3035 documentation of -mtiny-stack.
3037 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3038 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3039 * config/avr/t-avr: Remove generation of multilib.h.
3040 * config/avr/t-multilib: Regenerate.
3041 * config/avr/multilib.h: Remove.
3042 * config/avr/avr.opt (-msp8): New option.
3043 (avr_sp8): New variable.
3044 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3045 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3046 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3047 (avr_device_to_sp8): New prototype.
3048 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3049 (DRIVER_SELF_SPECS): New define.
3050 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3051 __AVR_SP8__, __AVR_HAVE_SPH__.
3052 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3053 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3054 (avr_file_start): Ditto.
3056 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3059 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3060 instead of 8 in adjust_address.
3062 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3064 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3065 of a unit before computing the offset in units.
3067 2012-03-27 Richard Guenther <rguenther@suse.de>
3070 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3073 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3076 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3078 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3081 * varasm.c: Include pointer-set.h.
3082 (pending_assemble_externals_set): New pointer set.
3083 (process_pending_assemble_externals): Destroy the pointer set.
3084 (assemble_external): See if decl is in pending_assemble_externals_set,
3085 and add it to pending_assemble_externals if necessary.
3086 (init_varasm_once): Allocate pending_assemble_externals_set.
3088 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3090 Backported from mainline
3091 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3094 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3095 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3096 (vector_ltgt<mode>): Likewise.
3097 (vector_ordered<mode>): Likewise.
3098 (vector_unordered<mode>): Likewise.
3099 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3101 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3103 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3106 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3108 Backported from mainline
3109 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3113 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3114 GENERAL_REGS and FP_REGS for SImode.
3116 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3119 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3120 on any new_local_var_chain vars declared during recursing on
3121 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3123 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3125 Backport from 2012-03-22 mainline r185692.
3128 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3129 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3130 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3131 (delay_cycles_1, delay_cycles_2): Ditto.
3132 (delay_cycles_3, delay_cycles_4): Ditto.
3133 (nopv, *nopv): Ditto.
3134 (sleep, *sleep): Ditto.
3137 Backport from 2012-03-21 mainline r185605.
3139 PR rtl-optimization/52543
3141 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3142 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3143 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3144 (avr_load_libgcc_p): Restrict to __flash loads.
3145 (avr_out_lpm): Only handle 1-byte loads from __flash.
3146 (avr_load_lpm): New function.
3147 (avr_find_unused_d_reg): Remove.
3148 (avr_out_lpm_no_lpmx): Remove.
3149 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3150 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3151 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3152 (load_<mode>, load_<mode>_clobber): New insns.
3153 (mov<mode>): For multi-byte move from non-generic
3154 16-bit address spaces: Expand to load_<mode> resp.
3155 load_<mode>_clobber.
3156 (load<mode>_libgcc): Remove expander.
3157 (split-lpmx): Remove split.
3159 Backport from 2012-03-13 mainline r185329.
3162 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3163 offset (size) to a value the insns can deal with.
3164 (expand_epilogue): Ditto.
3166 Backport from 2012-03-12 mainline r185256.
3169 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3170 type from reg_class_t to enum reg_class.
3171 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3173 Backport from 2012-03-12 mainline r185253.
3176 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3177 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3178 r184615 from 2012-02-28.
3180 Backport from 2012-03-08 mainline r185105.
3182 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3183 for constants in [-63,63].
3185 Backport from 2012-03-08 mainline r185100.
3188 * config/avr/avr.c (avr_mem_clobber): New static function.
3189 (avr_expand_delay_cycles): Add memory clobber operand to
3190 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3191 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3192 (enable_interrupt, disable_interrupt): New expander.
3193 (nopv, sleep, wdr): New expanders.
3194 (delay_cycles_1): Add memory clobber.
3195 (delay_cycles_2): Add memory clobber.
3196 (delay_cycles_3): Add memory clobber.
3197 (delay_cycles_4): Add memory clobber.
3198 (cli_sei): New insn from former "enable_interrupt",
3199 "disable_interrupt" with memory clobber.
3200 (*wdt): New insn from former "wdt" with memory clobber.
3201 (*nopv): Similar, but for "nopv".
3202 (*sleep): Similar, but for "sleep".
3204 Backport from 2012-03-07 mainline r185043.
3207 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3209 Backport from 2012-03-07 mainline r185032.
3212 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3213 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3214 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3216 Backport from 2012-03-07 mainline r185031.
3219 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3221 * config/avr/avr.md (xload_8): Adjust insn length.
3223 Backport from 2012-03-07 mainline r185030.
3226 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3227 if RAMPZ affects reading from RAM.
3229 Backport from 2012-03-05 mainline r184919.
3231 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3233 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3235 Backport from mainline r185259.
3238 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3239 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3241 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3243 Backported from mainline
3244 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3247 * c-parser.c (c_parser_postfix_expression)
3248 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3250 * config/i386/smmintrin.h: Avoid /* within a comment.
3251 * config/i386/nmmintrin.h: Likewise.
3253 2012-03-22 Richard Guenther <rguenther@suse.de>
3255 * BASE-VER: Set to 4.7.1.
3256 * DEV-PHASE: Set to prerelease.
3258 2012-03-22 Release Manager
3260 * GCC 4.7.0 released.
3262 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3264 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3266 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3267 Andrew Pinski <apinski@cavium.com>
3270 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3271 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3272 calls instead of __builtin_ir{int,ound}*.
3274 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3277 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3280 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3282 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3283 Refer to GCC 4.7 version of c99status.html.
3285 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3287 Backport from mainline
3288 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3290 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3291 redefine to be NULL if the current bit-size is different from the
3292 configured bit-size.
3294 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3295 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3296 set the default tuning. Add asserts to make sure the cpu and tune
3297 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3298 test whether the index is set, instead of > 0.
3299 (rs6000_file_start): Do not reset the default cpu if the current
3300 bit-size is different from the configured bit-size.
3302 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3304 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3306 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3307 Update binutils references.
3308 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3309 Update binutils reference.
3310 Update Sun as/GNU ld caveat.
3311 Document binutils largefile requirement for LTO plugin.
3312 Remove reference to alternate libpthread.
3314 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3316 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3318 (Specific, mips-sgi-irix6): Likewise.
3320 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3322 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3323 * configure: Regenerate.
3325 2012-03-07 Richard Henderson <rth@redhat.com>
3327 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3328 * config/m68k/sync.md (atomic_test_and_set): Use it.
3329 (atomic_test_and_set_1): Likewise.
3331 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3334 * Makefile.in: Let install-gcc-ar depend on installdirs,
3335 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3336 Don't double canonicalize if cross-compiling.
3338 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3340 * trans-mem.c: New typedef for tm_region_p.
3341 Define vector types for tm_region_p.
3342 (tm_region_init): Replace region_worklist to a vector called
3345 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3348 * trans-mem.c (tm_region_init): Use last_basic_block.
3350 2012-03-05 Richard Henderson <rth@redhat.com>
3353 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3354 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3355 BIGGEST_ALIGNMENT is aligned.
3357 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3359 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3361 2012-03-05 Richard Henderson <rth@redhat.com>
3364 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3365 instead of calling negqi2 directly.
3367 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3369 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3370 (INTMAX_TYPE): Use it.
3371 (UINTMAX_TYPE): Likewise.
3372 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3373 (irix6_c_common_override_options): Declare.
3374 (C_COMMON_OVERRIDE_OPTIONS): Define.
3375 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3376 * config/mips/irix6-c.c: New file.
3377 * config/mips/t-irix6 (irix6-c.o): New target.
3378 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3381 2012-03-02 Richard Henderson <rth@redhat.com>
3383 * optabs.c (expand_atomic_test_and_set): Honor
3384 atomic_test_and_set_trueval even when atomic_test_and_set
3385 optab is not in use.
3387 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3389 Backport from mainline
3390 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3392 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3394 2012-03-02 Richard Guenther <rguenther@suse.de>
3396 * DEV-PHASE: Set to prerelease.
3398 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3400 * config.gcc (obsolete): Add all ARM targets using the FPA.
3401 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3402 * doc/install.texi: Avoid references to obsolete ARM ports.
3404 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3406 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3408 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3409 Joern Rennecke <joern.rennecke@embecosm.com>
3411 * doc/extend.texi: Expand and update information on interrupt
3412 attribute for Epiphany.
3414 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3416 * config/sh/sh-protos.h: Update copyright notice dates.
3417 * config/sh/sh.h: Likewise.
3418 * config/sh/sh.md: Likewise.
3419 * config/sh/constraints.md: Likewise.
3420 * config/sh/predicates.md: Likewise.
3422 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3424 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3425 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3427 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3429 * config/sh/constraints.md: Fix comment typo.
3431 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3434 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3435 unsigned HOST_WIDE_INT.
3436 (zvdep_imm64): Likewise.
3437 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3438 (vdepi_and): Likewise.
3439 Likewise for unamed 64-bit patterns.
3440 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3442 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3445 PR rtl-optimization/52417
3446 * cselib.c (cselib_any_perm_equivs): New variable.
3447 (cselib_reset_table): Check that it's not set when not
3448 preserving constants.
3449 (cselib_add_permanent_equiv): Set it.
3450 (cselib_have_permanent_equivalences): New.
3451 (cselib_init, cselib_finish): Reset it.
3452 * cselib.h (cselib_have_permanent_equivalences): Declare.
3453 * alias.c (get_addr): Restore earlier behavior when there
3454 aren't permanent equivalences.
3456 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3458 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3459 * config/v850/v850-modes.def: Fix copyright notice.
3461 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3463 * doc/extend.texi (AVR Built-in Functions): Document
3464 __builtin_avr_flash_segment.
3466 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3467 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3468 (*split.flash_segment): New insn-and-split.
3469 * config/avr/avr.c (avr_init_builtins): Add local variables:
3470 const_memx_void_node, const_memx_ptr_type_node,
3471 char_ftype_const_memx_ptr.
3473 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3475 PR tree-optimization/52445
3476 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3477 add ssa_name_ver, offset and size fields and change store field
3479 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3480 (add_or_mark_expr): Likewise. Only consider previous stores
3481 with the same size and offset.
3482 (nt_init_block): Only look at gimple_assign_single_p stmts,
3483 doesn't look at rhs2.
3485 2012-03-01 Richard Guenther <rguenther@suse.de>
3488 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3489 conversions from integral types to pointer types.
3491 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3493 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3494 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3495 unintentionally removed in r184616.
3497 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3499 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3502 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3503 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3507 alternatives, add "e" constraint to the new last alternative
3508 and ! to last 3 alternatives.
3510 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3512 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3513 DW_AT_artificial attributes at the end of the processing.
3514 (gen_array_type_die): Likewise.
3515 (gen_enumeration_type_die): Likewise.
3516 (gen_struct_or_union_type_die): Likewise.
3517 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3520 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3523 * expr.c (expand_assignment): If doing misaligned store that doesn't
3524 cover all mode bits, perform a RMW cycle.
3526 PR tree-optimization/52429
3527 * tree-parloops.c (separate_decls_in_region_debug): Return early
3528 if var is LABEL_DECL.
3530 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3532 PR tree-optimization/52424
3533 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3534 calling dom_thread_across_edge.
3536 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3538 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3540 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3542 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3543 * config/avr/avr.c (avr_output_bld): Remove unused function.
3544 (avr_out_sbxx_branch): Use "%T" to print bit position.
3546 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3548 * config/avr/avr.md: Untabify.
3550 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3552 * config/avr/avr.md (eqne): New code iterator.
3553 (*dec-and-branchsi): Use it in text peephole's condition.
3554 (*dec-and-branchhi): Ditto.
3555 (*dec-and-branchqi): Ditto.
3557 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3560 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3561 the device does not have the skip-bug.
3563 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3565 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3566 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3567 -mpretend-cmove): New.
3569 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3572 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3573 doesn't count DEBUG_INSN refs.
3574 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3575 for DEBUG_INSN refs.
3577 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3581 2012-02-20 Richard Guenther <rguenther@suse.de>
3582 PR tree-optimization/52298
3583 * tree-vect-stmts.c (vectorizable_load): Properly use
3584 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3587 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3590 * gimple.h (gimple_in_transaction): New.
3591 (gimple_set_in_transaction): New.
3592 (struct gimple_statement_base): Add in_transaction field.
3593 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3595 (tree_ssa_lim_initialize): Compute transaction bits.
3596 * tree.h (compute_transaction_bits): Protoize.
3597 * trans-mem.c (tm_region_init): Use the heap to store BB
3599 (compute_transaction_bits): New.
3601 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3603 * gcc.c (display_help): Document --help=common and sort entries
3606 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3608 * doc/install.texi: Document check-$LANG specific shortcuts
3610 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3613 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3615 * config/arm/arm_neon.h: Regenerate.
3616 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3617 (neon_vcgeu): New insn.
3618 (neon_vcgtu): Likewise.
3619 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3620 (ops): Unsigned comparison intrinsics call a different
3623 2012-02-28 Richard Guenther <rguenther@suse.de>
3626 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3627 ordering for the VEC_CONCAT for two element vectors for
3628 V2SFmode, V2SImode and V2DImode.
3630 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3633 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3634 detecting big-endian triplets.
3636 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3638 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3639 mode if there is no type information available.
3641 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3643 PR tree-optimization/53207
3644 * doc/invoke.texi: Document as experimental and relying on graphite.
3646 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3648 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3649 of initializer to changes from r184614.
3651 2012-02-28 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/52395
3654 * tree-sra.c (build_ref_for_offset): Also look at the base
3655 TYPE_ALIGN when figuring out the alignment of the replacement.
3657 2012-02-28 Richard Guenther <rguenther@suse.de>
3659 PR tree-optimization/52402
3660 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3661 mis-aligned types when creating the accesses at the call site.
3663 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3665 * config/avr/builtins.def: New file.
3666 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3667 * config/avr/avr.c (enum avr_builtin_id): Use it.
3668 (avr_init_builtins): Use it. And use avr_bdesc.
3669 (bdesc_1arg): Remove.
3670 (bdesc_2arg): Remove.
3671 (bdesc_3arg): Remove.
3672 (struct avr_builtin_description): Add field n_args.
3673 (avr_bdesc): New static variable using builtins.def.
3674 (avr_expand_builtin): Use it.
3675 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3676 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3677 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3679 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3682 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3683 match only one single hard register with respective hard reg rtx.
3684 (movmemx_<mode>): Ditto.
3685 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3686 insn anatomy of movmem[x]_<mode>.
3687 (avr_out_movmem): Same for printing assembler and operand usage.
3689 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3693 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3694 address spaces located outside of device flash.
3696 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3697 (mcu_type_s): Add field n_flash.
3698 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3699 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3700 (AVR_MCU): Add N_FLASH argument.
3701 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3702 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3703 macro __FLASH<n> if that address space makes sense for the device.
3704 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3705 outside of target flash.
3706 (avr_asm_named_section): Ditto.
3707 (avr_asm_select_section): Ditto.
3708 (avr_addr_space_convert): Ditto.
3709 (avr_emit_movmemhi): Ditto.
3710 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3711 address space is outside of device flash.
3712 (avr_insert_attributes): Ditto.
3713 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3714 avr_current_arch->n_segments.
3716 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3719 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3721 (*movabs<mode>_2): Likewise.
3723 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3726 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3727 s_register_operand in the test instead of REG_P. Don't call
3728 gen_reg_rtx if it won't be used.
3730 PR tree-optimization/52376
3731 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3733 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3735 * ifcvt.c (noce_get_condition): Check condition variable is not
3736 small_register_classes_for_mode_p before accepting.
3738 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3742 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3745 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3746 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3748 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3750 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3752 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3754 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3756 * config/sh/predicates.md: Remove blank lines.
3757 * config/sh/sh.c: Fix typos in comments.
3758 * config/sh/constraints.md: Likewise.
3759 * config/sh/sh.md: Remove blank lines.
3760 Fix typos in comments. Use ;; as comment characters.
3762 2012-02-26 Walter Lee <walt@tilera.com>
3764 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3765 (replace_mov_pcrel_step2): Ditto.
3767 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3770 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3771 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3772 and locs that reference values newer than the non-canonical value
3773 at hand. Return the canonical value as a worst case.
3774 (memrefs_conflict_p): Walk canonical value's locs.
3777 * cselib.c (preserve_only_constants): Rename to...
3778 (preserve_constants_and_equivs): ... this. Split out...
3779 (invariant_or_equiv_p): ... this. Preserve plus expressions
3780 of other preserved expressions too.
3781 (cselib_reset_table): Adjust.
3782 * var-tracking.c (reverse_op): Use canonical value to build
3785 2012-02-23 Kai Tietz <ktietz@redhat.com>
3787 * config/i386/i386.c (ix86_delegitimize_address): Handle
3788 UNSPEC_PCREL plus displacement.
3790 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3793 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3794 to test for unusedness in st X addressing.
3796 2012-02-24 Richard Guenther <rguenther@suse.de>
3799 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3800 (is_gimple_reg_type): Move inline ...
3801 * gimple.h (is_gimple_reg_type): ... here.
3803 2012-02-24 Richard Guenther <rguenther@suse.de>
3806 * passes.c (execute_function_todo): When verifying SSA form
3807 verify gimple form first.
3808 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3810 2012-02-24 Richard Guenther <rguenther@suse.de>
3813 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3814 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3816 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3818 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3820 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3822 * tree-phinodes.c (make_phi_node): Mark static.
3823 * tree-flow.h (make_phi_node): Remove extern decl.
3824 * doc/gimple.texi (make_phi_node): Remove documentation.
3826 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3828 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3829 * tree-ssa-sccvn.c (print_scc): Ditto.
3831 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3833 * doc/passes.texi (Full redundancy elimination): Fix typo.
3835 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3837 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3839 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3842 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3844 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3847 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3849 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3851 * config/avr/avr.md (code_stdname): Add ior, xor.
3852 (xior): New code iterator.
3853 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3854 (*<code_stdname><mode>qi.byte1-3): Ditto.
3856 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3858 PR tree-optimization/52019
3859 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3862 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3864 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3865 HAVE_INITFINI_ARRAY to work around namespace pollution in
3866 certain versions of newlib system headers.
3867 * config.in: Regenerate.
3868 * configure: Regenerate.
3869 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3870 instead of HAVE_INITFINI_ARRAY.
3872 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3875 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3876 is not offsettable memory reference.
3878 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3881 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3882 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3884 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3886 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3887 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3889 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3891 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3892 library on Solaris 8 even without TLS support.
3893 * configure: Regenerate.
3895 2012-02-22 Richard Guenther <rguenther@suse.de>
3898 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3899 for GIMPLE_DEBUG stmts.
3901 2012-02-22 Martin Jambor <mjambor@suse.cz>
3904 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3905 according to the base object.
3907 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3909 PR rtl-optimization/50063
3910 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3911 and 2 (8-bit SP) in operand 2.
3912 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3913 setup to use movhi_sp_r instead of vanilla move to write SP.
3914 Adjust REG_CFA notes to superseed unspec.
3915 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3917 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3918 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3919 irq_state 1 (IRQ known to be on) here.
3921 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3923 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3925 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3926 assign_hard_reg): Likewise.
3928 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3930 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3932 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3935 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3936 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3938 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3940 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3941 prototype from here to...
3942 * config/avr/avr.h: ...here.
3944 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3947 * thumb2.md (thumb2_shiftsi3_short): Split register and
3948 immediate shifts. For register shifts tie operands 0 and 1.
3949 (peephole2 for above): Check that register-controlled shifts
3950 have suitably tied operands.
3952 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3955 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3956 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3957 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3958 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3959 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3960 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3961 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3962 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3963 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3964 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3965 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3966 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3967 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3968 bdver1_ssevector_avx256_unaligned_load,
3969 bdver1_ssevector_sse128_unaligned_load,
3970 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3971 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3972 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3973 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3974 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3975 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3976 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3977 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3978 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3979 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3980 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3981 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3982 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3983 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3984 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3985 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3986 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3987 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3988 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3989 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3990 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3991 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3992 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3993 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3994 bdver1_ssediv_double_load, bdver1_ssediv_double,
3995 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3996 Add "bdver2" attribute.
3998 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4000 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4001 default if possible and not specified otherwise.
4003 2012-02-21 Richard Guenther <rguenther@suse.de>
4006 * gimplify.c (create_tmp_from_val): Use the main variant type
4007 for the type of the temporary we create.
4009 2012-02-21 Richard Guenther <rguenther@suse.de>
4011 PR tree-optimization/52324
4012 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4013 do not gimplify a MEM_REF address operand if it is already
4016 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4018 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4019 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4021 2012-02-21 Richard Guenther <rguenther@suse.de>
4023 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4024 nested_in_vect_loop.
4026 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4028 PR tree-optimization/52318
4029 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4030 vdef also to non-pure/const call stmts in the sequence.
4032 2012-02-20 David S. Miller <davem@davemloft.net>
4034 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4035 don't use the "rd %pc" instruction on v9 for PIC register loads.
4037 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4040 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4041 in a transaction safe function.
4043 2012-02-20 Kai Tietz <ktietz@redhat.com>
4046 * stor-layout.c (place_field): Handle desired_align for
4049 2012-02-20 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/52298
4052 * tree-vect-stmts.c (vectorizable_store): Properly use
4053 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4055 (vectorizable_load): Likewise.
4056 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4057 Access DR_STEP after ensuring it is not NULL.
4059 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4061 PR tree-optimization/52286
4062 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4063 optimization use double_int_to_tree instead of build_int_cst_wide,
4064 rewrite to use double_int vars.
4066 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4069 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4071 Remove -e 0 from $gcc_cv_ld invocation.
4072 Only use __GLIBC_PREREQ if defined.
4073 Enable on Solaris since Solaris 8 patch.
4074 (gcc_SUN_LD_VERSION): New macro.
4075 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4076 gcc_SUN_LD_VERSION for version number format.
4077 * configure: Regenerate.
4078 * varasm.c (get_elf_initfini_array_priority_section): Set
4079 SECTION_NOTYPE for non-default priority.
4080 Use get_section instead of get_unnamed_section to emit
4081 .init_array/.fini_array with default priority.
4083 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4085 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4086 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4087 (mips_start_unique_function, mips_output_mips16_rdhwr)
4088 (mips_code_end): New functions.
4089 (TARGET_ASM_CODE_END): Define.
4091 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4093 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4094 to stubs with non-sibling calls.
4096 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4098 * doc/invoke.texi (-fira-* options): Copy-edit.
4099 (ira-* parameters): Copy-edit.
4101 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4103 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4104 GCC coding conventions.
4106 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4108 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4109 when used as adjectives.
4111 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4113 * doc/invoke.texi: Clean up "that"/"which" confusion.
4115 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4117 * system.h: Poison SMALL_REGISTER_CLASSES
4118 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4119 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4121 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4123 PR tree-optimization/52285
4124 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4125 when deciding if a call is a tail call or tail recursion.
4127 2012-02-16 Kai Tietz <ktietz@redhat.com>
4129 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4130 interger-constant displacement for UNSPEC_PCREL.
4132 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4134 PR rtl-optimization/52208
4135 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4136 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4138 PR tree-optimization/52255
4139 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4140 loop->header has virtual PHI, but exit_e->dest doesn't, add
4141 virtual PHI to exit_e->dest and adjust all uses after the loop.
4144 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4145 children with clone_tree_hash, not after it.
4147 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4149 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4150 extended identifiers.
4152 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4155 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4156 a same_body_alias, also test whether e->callee isn't a former
4157 or current clone of the decl this is a same body alias of.
4159 PR translation/52264
4160 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4162 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4164 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4166 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4169 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4170 force_reg instead of copy_to_reg for better optimization. Force
4171 non-register or memory operands into a register.
4173 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4175 * extend.texi: Reserve upper bits of memory model for future use.
4177 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4178 Anatoly Sokolov <aesok@post.ru>
4179 Eric Weddington <eric.weddington@atmel.com>
4182 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4183 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4184 Rewrite initializers for .macro.
4185 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4186 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4187 atxmega32d4, atxmega32x1.
4188 avrxmega4: atxmega64a3, atxmega64d3.
4189 avrxmega5: atxmega64a1, atxmega64a1u.
4190 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4191 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4192 avrxmega7: atxmega128a1, atxmega128a1u.
4193 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4194 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4195 (struct base_arch_s): Rename reserved to xmega_p.
4196 Rename reserved2 to have_rampd.
4197 (AVR_XMEGA): New define.
4198 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4199 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4200 * config/avr/predicates.md (io_address_operand): Take into
4202 (low_io_address_operand): Ditto.
4203 (high_io_address_operand): Ditto.
4204 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4205 (enabled, movhi_sp_r): Use them.
4206 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4207 cpp_define_formatted to built-in define __AVR_ARCH__.
4208 (__AVR_XMEGA__): New built-in define.
4209 (__AVR_HAVE_RAMPD__): New built-in define.
4210 (__AVR_HAVE_RAMPX__): New built-in define.
4211 (__AVR_HAVE_RAMPY__): New built-in define.
4212 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4214 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4215 (avr_option_override): Initialize them.
4216 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4217 (avr_init_expanders): Initialize them. No more block several calls.
4218 (emit_push_sfr): New static function.
4219 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4221 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4222 (avr_print_operand): Print addreeses as symbols for
4223 RAMPX, RAMPY, RAMPD, CCP.
4224 (output_movhi): Handle AVR_XMEGA when writing to SP.
4225 (avr_out_movhi_mr_r_xmega): New static function.
4226 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4227 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4228 __RAMPD__, __CCP__ as needed.
4230 * config/avr/multilib.h: Regenerate.
4231 * config/avr/t-multilib: Regenerate.
4232 * config/avr/avr-tables.opt: Regenerate.
4234 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4236 PR tree-optimization/50561
4237 * graphite-flattening.c (lst_project_loop): Do not
4238 remove old scattering dimensions after flattening.
4239 (lst_do_flatten): Likewise.
4241 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4243 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4244 __builtin_avr_map8, __builtin_avr_map16.
4245 Document __builtin_avr_insert_bits.
4247 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4248 (insert_bits): New insn.
4249 (adjust_len.map_bits): Rename to insert_bits.
4250 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4251 * avr-protos.h (avr_out_map_bits): Remove.
4252 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4253 * config/avr/constraints.md (Cxf,C0f): New.
4254 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4255 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4256 New built-in define __BUILTIN_AVR_INSERT_BITS.
4257 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4258 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4259 (avr_move_bits): Rewrite.
4260 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4262 (avr_map_op_t): New typedef.
4263 (avr_map_op): New static variable.
4264 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4265 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4266 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4267 (bdesc_3arg, avr_expand_triop_builtin): New.
4268 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4269 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4270 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4271 (avr_map_equal_p, avr_map_sig_p): Remove.
4272 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4273 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4274 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4275 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4276 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4277 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4279 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4281 * config/c6x/c6x.md (reserve_cycles): New attribute.
4282 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4283 don't reserve functional units after the branch occurs.
4285 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4288 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4289 functions into non-tm_pure functions.
4291 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4294 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4295 (iterative_hash_canonical_type): Likewise.
4296 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4299 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4301 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4302 sched-group insn, it either remains alone or the entire list is pruned.
4304 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4306 * doc/install.texi (Prerequisites): Fix grammar.
4307 (Configuration): Likewise.
4309 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4311 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4312 MPC as part of GCC before describing configuring with --with-gmp etc.
4313 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4314 sources are present.
4316 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4319 * dwarf2out.c (clone_tree_hash): New function.
4320 (copy_decls_walk): Use it instead of clone_tree.
4322 2012-02-14 Richard Guenther <rguenther@suse.de>
4324 PR tree-optimization/52244
4325 PR tree-optimization/51528
4326 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4327 replacements for integral types.
4329 2012-02-14 Walter Lee <walt@tilera.com>
4331 * config.gcc: Handle tilegx and tilepro.
4332 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4334 Add HAVE_AS_TLS check for tilegx and tilepro.
4335 * configure: Regenerate.
4336 * doc/contrib.texi: Add Mat Hostetter and self.
4337 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4338 Document instruction intrinsics and network accessing intrinsics.
4339 (TILEPro Built-in Functions): New node. Document instruction
4340 intrinsics and network accessing intrinsics.
4341 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4342 (Specific, tilepro-*-linux*): Likewise.
4343 * doc/invoke.texi (TILE-Gx Options): New section.
4344 (TILEPro Options): New section.
4345 * doc/md.texi (TILE-Gx): New section.
4346 (TILEPro): New section.
4347 * common/config/tilegx/tilegx-common.c: New file.
4348 * common/config/tilepro/tilepro-common.c: New file.
4349 * config/tilegx/constraints.md: New file.
4350 * config/tilegx/linux.h: New file.
4351 * config/tilegx/mul-tables.c: New file.
4352 * config/tilegx/predicates.md: New file.
4353 * config/tilegx/sync.md: New file.
4354 * config/tilegx/t-tilegx: New file.
4355 * config/tilegx/tilegx-builtins.h: New file.
4356 * config/tilegx/tilegx-c.c: New file.
4357 * config/tilegx/tilegx-generic.md: New file.
4358 * config/tilegx/tilegx-modes.def: New file.
4359 * config/tilegx/tilegx-multiply.h: New file.
4360 * config/tilegx/tilegx-protos.h: New file.
4361 * config/tilegx/tilegx.c: New file.
4362 * config/tilegx/tilegx.h: New file.
4363 * config/tilegx/tilegx.md: New file.
4364 * config/tilegx/tilegx.opt: New file.
4365 * config/tilepro/constraints.md: New file.
4366 * config/tilepro/gen-mul-tables.cc: New file.
4367 * config/tilepro/linux.h: New file.
4368 * config/tilepro/mul-tables.c: New file.
4369 * config/tilepro/predicates.md: New file.
4370 * config/tilepro/t-tilepro: New file.
4371 * config/tilepro/tilepro-builtins.h: New file.
4372 * config/tilepro/tilepro-c.c: New file.
4373 * config/tilepro/tilepro-generic.md: New file.
4374 * config/tilepro/tilepro-modes.def: New file.
4375 * config/tilepro/tilepro-multiply.h: New file.
4376 * config/tilepro/tilepro-protos.h: New file.
4377 * config/tilepro/tilepro.c: New file.
4378 * config/tilepro/tilepro.h: New file.
4379 * config/tilepro/tilepro.md: New file.
4380 * config/tilepro/tilepro.opt: New file.
4382 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4384 PR tree-optimization/52210
4385 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4386 vect_model_simple_cost with two entry vect_def_type array instead
4387 of an address of dt.
4389 2012-02-14 Richard Guenther <rguenther@suse.de>
4392 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4393 Do not stream DECL_QUALIFIER.
4394 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4395 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4396 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4398 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4401 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4404 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4407 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4408 * cselib.c (cselib_subst_to_values_from_insn): New function.
4409 * sched-deps.c (add_insn_mem_dependence,
4410 sched_analyze_1, sched_analyze_2): Use it.
4412 2012-02-13 Jan Hubicka <jh@suse.cz>
4415 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4417 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4419 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4420 (GTM_SELF_SPECS): Define if not already defined.
4421 (driver_self_specs): Add GTM_SELF_SPECS.
4422 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4423 (GTM_SELF_SPECS): Define.
4424 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4425 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4427 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4429 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4432 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4435 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4436 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4438 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4441 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4443 2012-02-13 Richard Guenther <rguenther@suse.de>
4445 PR translation/52211
4446 * passes.c (enable_disable_pass): Fix typo.
4448 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4451 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4452 XOR for reduce_bit_field if type is unsigned.
4454 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4456 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4457 disallow changes from SFmode to mode with different size in FP regs.
4459 2012-02-12 Robert Millan <rmh@gnu.org>
4460 Gerald Pfeifer <gerald@pfeifer.com>
4462 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4465 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4467 PR rtl-optimization/52175
4468 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4469 to frame-related instructions.
4471 2012-02-10 Jason Merrill <jason@redhat.com>
4474 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4475 (demangle_new_symbols): Fill it.
4476 (scan_linker_output): Walk it.
4477 (start_tweaking): Split out from scan_linker_output.
4478 (maybe_tweak): Update sym->chosen.
4479 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4481 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4484 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4486 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4488 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4489 having the same mode as previous compare.
4491 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4493 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4494 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4495 (nonlocal_goto_internal): Likewise.
4496 (nonlocal_goto): Emit a use and an indirect jump directly.
4498 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4501 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4502 __atomic_{is,always}_lock_free.
4504 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4507 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4508 negative constant address for x32.
4510 2012-02-10 Richard Henderson <rth@redhat.com>
4512 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4513 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4514 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4516 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4517 Ira Rosen <irar@il.ibm.com>
4519 PR tree-optimization/50031
4520 * targhooks.c (default_builtin_vectorization_cost): Handle
4522 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4523 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4524 all types of reduction and pattern statements.
4525 (vect_estimate_min_profitable_iters): Likewise.
4526 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4527 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4528 for explicit realigns.
4529 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4530 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4532 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4533 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4534 vec_perm for VSX and handle vec_promote_demote.
4536 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4539 * builtins.c (fold_builtin_atomic_always_lock_free,
4540 expand_builtin_atomic_always_lock_free,
4541 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4542 Return and/or test boolean_true_node/boolean_false_node instead of
4543 integer_one_node/integer_zero_node.
4545 2012-02-10 Jan Hubicka <jh@suse.cz>
4548 * predict.c (predict_paths_for_bb): Prevent looping.
4549 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4551 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4553 * config/arm/arm.c (output_move_double): In one case properly
4554 count number of instructions that will be emitted.
4556 2012-02-10 Richard Guenther <rguenther@suse.de>
4558 PR translation/52193
4559 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4561 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4564 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4566 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4569 * var-tracking.c (emit_note_insn_var_location): If
4570 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4571 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4572 non-NOTE_DURING_CALL_P insn.
4574 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4577 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4579 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4582 * gcc.c (switch_matches) Support switches with separated form,
4585 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4587 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4589 (RAMPZ_ADDR): Ditto.
4590 * config/avr/avr.c (avr_addr_t): New typedef.
4591 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4592 (avr_init_expanders): Initialize it.
4593 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4595 (expand_epilogue): Ditto.
4596 (avr_print_operand): Ditto.
4597 (avr_file_start): Ditto.
4598 (avr_emit_movmemhi): Ditto.
4600 2012-02-08 Richard Guenther <rguenther@suse.de>
4602 PR tree-optimization/46886
4603 * tree-flow.h (do_while_loop_p): Declare.
4604 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4605 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4607 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4609 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4610 always succeed for integers larger than a native word.
4612 2012-02-08 Richard Guenther <rguenther@suse.de>
4614 PR rtl-optimization/52170
4615 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4616 properly handle integer vector modes.
4618 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4620 PR gcov-profile/52150
4621 * coverage.c: Include target.h.
4622 (build_var): Call targetm.strip_name_encoding on the assembler name.
4623 Change one _ into . or $ if the target allows it.
4624 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4626 PR rtl-optimization/52139
4627 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4628 is a BARRIER after emit_insn_after_noloc, move BB_END
4629 to the last non-BARRIER insn before it.
4631 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4634 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4635 (mips_gimplify_va_arg_expr): Call it instead of
4636 std_gimplify_va_arg_expr.
4638 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4640 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4641 message for -mno-pointers-to-nested-function.
4643 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4646 * expr.c (get_inner_reference): If there is an offset, add a negative
4647 bit position to it (if any).
4649 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4651 PR rtl-optimization/52060
4652 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4653 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4654 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4655 and/or i0src_copy2 when needed.
4657 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4659 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4660 or LTOPLUGINSONAME if have_c.
4662 * config/freebsd-spec.h: Add comment about what macros can be defined
4664 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4665 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4668 2012-02-07 Richard Guenther <rguenther@suse.de>
4670 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4671 newline in -alias dumps.
4673 2012-02-07 Kai Tietz <ktietz@redhat.com>
4674 Dave Korn <dave.korn.cygwin@gmail.com>
4677 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4678 Take care that typinfo gets dllexport-attribute.
4680 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4683 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4684 if modifier < EXPAND_SUM call force_operand on the result.
4686 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4688 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4689 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4691 (epiphany_function_type): Replace types for specific interrupts with
4692 EPIPHANY_FUNCTION_INTERRUPT.
4693 (EPIPHANY_INTERRUPT_P): Update.
4694 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4695 New static function.
4696 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4697 <disinterrupt>: Affects type identity.
4698 (epiphany_handle_interrupt_attribute): Handle variable number of
4700 (epiphany_compute_function_type): Update for new
4701 epiphany_function_type definition.
4702 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4703 handlers with a longcall forwarder.
4704 (epiphany_start_function): Handle multiple interrupt arguments and/or
4705 forwarder_section attribute.
4707 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4710 2012-02-07 Alan Modra <amodra@gmail.com>
4713 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4716 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4718 PR tree-optimization/50969
4719 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4720 use vec_perm rather than vector_stmt.
4721 (vect_model_load_cost): Likewise.
4722 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4723 vec_perm to be the same as other vector statements.
4724 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4725 cost of vec_perm for TARGET_VSX.
4727 2012-02-06 Richard Guenther <rguenther@suse.de>
4729 PR tree-optimization/52115
4730 * tree-sra.c (access_has_replacements_p): New function.
4731 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4733 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4736 * trans-mem.c (expand_call_tm): Add an assertion.
4737 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4740 2012-02-06 Richard Guenther <rguenther@suse.de>
4742 PR tree-optimization/50955
4743 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4744 raise cost of expressions that replace an address with an
4745 expression based on a different pointer.
4747 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4750 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4751 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4753 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4756 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4757 -Weffc++ and specify guidelines come from second edition.
4759 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4761 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4762 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4763 (call_direct_split, call_value_split, call_value_internal_direct)
4764 (call_value_direct_split, call_value_multiple_split): Use jal and
4765 jal_macro attributes.
4767 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4769 * reload1.c (reload_regs_reach_end_p): Replace with...
4770 (reload_reg_rtx_reaches_end_p): ...this function.
4771 (new_spill_reg_store): Update commentary.
4772 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4773 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4774 before setting new_spill_reg_store.
4775 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4776 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4777 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4778 for non-spill reload registers.
4780 2012-02-05 Ira Rosen <irar@il.ibm.com>
4782 PR tree-optimization/52091
4783 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4784 (vect_is_simple_use_1): Likewise.
4785 * tree-vect-loop.c (vectorizable_reduction): Update calls
4786 to vect_is_simple_use_1 and vect_is_simple_use.
4787 (vectorizable_live_operation): Likewise.
4788 * tree-vect-patterns.c (widened_name_p,
4789 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4790 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4791 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4792 vectorizable_shift,vectorizable_operation, vectorizable_store,
4793 vectorizable_load): Likewise.
4794 (vect_is_simple_cond): Add an argument, pass it to
4795 vect_is_simple_use_1.
4796 (vectorizable_condition): Update calls to vect_is_simple_cond,
4798 (vect_is_simple_use): Add an argument, the statement in which
4799 OPERAND is used. Check that if OPERAND's def stmt is a double
4800 reduction phi node, the use is a phi node too.
4801 (vect_is_simple_use_1): Add an argument, pass it to
4803 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4804 to vect_is_simple_use.
4806 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4808 PR rtl-optimization/52095
4809 * modulo-sched.c (dump_insn_locator): New function.
4810 (loop_canon_p, sms_schedule): Use it.
4812 PR rtl-optimization/52113
4813 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4814 even for decomposable shift/zext insns.
4816 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4817 Zdenek Dvorak <ook@ucw.cz>
4819 PR rtl-optimization/52092
4820 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4821 on get_iv_value result.
4823 2012-02-02 Andrew Pinski <apinski@cavium.com>
4827 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4829 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4832 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4834 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4836 PR rtl-optimization/49800
4837 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4838 (sched_finish): Call regstat_free_n_sets_and_refs.
4840 2012-02-02 Jia Liu <proljc@gmail.com>
4842 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4845 2012-02-02 Jan Hubicka <jh@suse.cz>
4846 Tom de Vries <tom@codesourcery.com>
4849 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4850 * varpool.c (varpool_analyze_pending_decls): Likewise.
4852 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4853 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4855 * config.gcc: Add cr16-* support.
4857 * doc/extend.texi: Document cr16 extensions.
4858 * doc/install.texi: Document cr16 install.
4859 * doc/invoke.texi: Document cr16 options.
4860 * doc/md.texi: Document cr16 constraints.
4862 * common/config/cr16/cr16-common.c: New file.
4863 * config/cr16/cr16.c: New file.
4864 * config/cr16/cr16.h: New file.
4865 * config/cr16/cr16.md: New file.
4866 * config/cr16/cr16.opt: New file.
4867 * config/cr16/cr16-protos.h: New file.
4868 * config/cr16/predicates.md: New file.
4869 * config/cr16/constraints.md: New file.
4870 * config/cr16/t-cr16: New file.
4872 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4875 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4876 that operands[2] is either immediate, or q_regs_operand.
4878 PR tree-optimization/52073
4879 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4880 a pattern stmt for pattern uses, ignore uses outside of the loop.
4882 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4884 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4885 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4886 (OUT_AS1, OUT_AS2): Remove.
4888 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4890 PR rtl-optimization/51374
4891 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4892 to cross other volatile_refs_p insns.
4894 2012-02-01 Richard Guenther <rguenther@suse.de>
4896 * doc/invoke.texi (fno-inline): Clarify documentation.
4897 (finline-small-functions): Likewise.
4898 (finline-functions): Likewise.
4899 * common.opt (finline): Adjust comment and documentation.
4900 (finline-small-functions): Clarify documentation.
4901 (finline-functions): Likewise.
4902 (finline-functions-called-once): Likewise.
4904 2012-02-01 Tristan Gingold <gingold@adacore.com>
4906 * c-typeck.c (composite_type): Keep mode for pointers.
4908 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4910 * function.h (regno_reg_rtx): Adjust comment.
4911 * reginfo.c (init_reg_modes_target): Only use the previous mode
4912 if it fits within one register. Remove MIPS comment.
4914 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4917 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4919 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4921 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4922 to srak instruction.
4924 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4926 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4928 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4933 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4935 2012-01-31 Richard Guenther <rguenther@suse.de>
4937 PR tree-optimization/51528
4938 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4941 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4946 * ree.c (add_removable_extension): Change def_map argument
4947 to unsigned *, store in def_map 1 + offset into *insn_list vector
4948 instead of pointers into the vector.
4949 (find_removable_extensions): Adjust caller.
4951 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4953 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4954 Transform all "* quoted-c-code" to { c-code }.
4955 Remove redundant test for "optimize" in combine patterns.
4956 Move (include "avr-dimode.md") to end of file.
4958 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4961 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4962 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4964 2012-01-30 Richard Guenther <rguenther@suse.de>
4966 PR tree-optimization/52028
4967 * tree-loop-distribution.c (ldist_gen): Properly update
4970 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4973 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4974 set_cur_line_info_table if not emitting debug info.
4976 PR tree-optimization/52046
4977 * tree-vect-patterns.c (check_bool_pattern): Give up if
4978 a comparison could throw.
4981 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4983 2012-01-30 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/52045
4986 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4987 SSA form if cfgcleanup did anything.
4989 2012-01-30 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/52045
4992 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4993 before computing final todo.
4995 2012-01-30 Richard Guenther <rguenther@suse.de>
4997 PR tree-optimization/51528
4998 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5001 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5003 * df-problems.c (df_kill_notes): Check that the use refers
5004 to the note under examination.
5006 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5009 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5010 parameter and use short-lived pseudos.
5011 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5012 (sparc_expand_vector_init): Const-ify local variables and adjust
5013 calls to above functions.
5015 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5017 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5019 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5021 * doc/invoke.texi: Make usage of "compile time" and
5022 "run time"/"runtime" consistent throughout the file.
5024 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5026 * config/alpha/alpha.c (alpha_option_override): Default to
5027 full IEEE compliance mode for Go language.
5029 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5031 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5032 (LINK_SSP_SPEC): Define.
5034 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5037 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5040 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5042 * doc/invoke.texi: Correct hyphenation of "floating point",
5043 "double precision", and related terminology throughout the file.
5045 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5048 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5049 arm_general_register_operand predicate for operand 2 instead of
5052 2012-01-27 Ian Lance Taylor <iant@google.com>
5055 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5056 * builtins.c (expand_builtin_init_trampoline): Add onstack
5057 parameter. Change caller.
5058 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5059 * tree.c (build_common_builtin_nodes): Declare
5060 __builtin_init_heap_trampoline.
5062 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5064 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5065 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5066 * config/avr/avr.c: Ditto.
5067 (avr_regnames): Remove because unused.
5068 * config/avr/avr.md (*cpse.ne): New peephole.
5069 (*cpse.eq): New peephole from former cpse peepholes.
5071 2012-01-27 Michael Eager <eager@eagercon.com>
5073 * config/microblaze.c (microblaze_emit_compare): Correct
5074 test after pcmp instruction.
5076 2012-01-27 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/52020
5079 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5081 2012-01-27 Richard Guenther <rguenther@suse.de>
5083 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5084 function non-const/pure.
5086 2012-01-27 Richard Guenther <rguenther@suse.de>
5088 PR tree-optimization/50444
5089 * tree-sra.c (build_ref_for_offset): Properly adjust the
5090 MEM_REF type for unaligned accesses.
5092 2012-01-27 Richard Guenther <rguenther@suse.de>
5094 PR tree-optimization/50444
5095 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5096 (expand_assignment): Use it. Properly handle misaligned
5097 bases when expanding stores to component references.
5098 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5101 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5104 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5105 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5106 * tree-data-ref.c (find_data_references_in_loop): Make static.
5107 (compute_all_dependences): Change return type to bool. Bail out
5108 for too many datarefs in a loop. Move the hunk resetting the data
5109 dependences vector from ...
5110 (compute_data_dependences_for_loop): ... here. Account for
5111 compute_all_dependences returning false.
5112 (compute_data_dependences_for_bb): Likewise.
5113 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5114 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5116 2012-01-27 Richard Guenther <rguenther@suse.de>
5119 * expr.c (store_field): Use the alias-set of the scratch memory
5122 2012-01-27 Tom de Vries <tom@codesourcery.com>
5124 PR tree-optimization/51990
5125 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5127 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5129 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5132 * var-tracking.c (reverse_op): Don't add any reverse operation
5133 if V already has any constant locations.
5135 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5137 * doc/invoke.texi: Correct usage of "command line" (noun)
5138 vs "command-line" (adjective) throughout.
5140 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5142 * doc/invoke.texi (Language Independent Options): Move
5143 -Wcoverage-mismatch blurb from here....
5144 (Warning Options): ...to here.
5146 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5148 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5149 Set rs6000_always_hint to false for 476.
5151 2012-01-27 Matthias Klose <doko@ubuntu.com>
5153 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5155 * incpath.c (add_standard_paths): Likewise.
5157 2012-01-27 Richard Henderson <rth@redhat.com>
5159 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5160 * config/m68k/sync.md (atomic_test_and_set): Rename from
5161 sync_test_and_setqi and adjust the operands.
5162 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5163 and unconditionally enable.
5165 2012-01-27 Richard Henderson <rth@redhat.com>
5167 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5168 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5169 (ldstub): Rename from ldstubqi.
5170 (ldstub<I24MODE>): Remove.
5172 2012-01-27 Richard Henderson <rth@redhat.com>
5174 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5175 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5176 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5177 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5178 * doc/tm.texi: Rebuild.
5180 2012-01-27 Richard Henderson <rth@redhat.com>
5182 * optabs.c (gen_atomic_test_and_set): Remove default.
5183 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5185 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5187 PR rtl-optimization/51978
5188 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5189 (combine_reaching_defs): Likewise.
5190 (struct re_info): Remove.
5191 (add_removable_extension): Remove x and data arguments,
5192 add insn, insn_list and def_map. Use the arguments directly
5193 instead of using struct re_info.
5194 (find_removable_extensions): Don't call add_removable_extension
5195 through note_stores, instead just call it with single_set
5197 (find_and_remove_re): Pass curr_cand->expr instead of
5198 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5200 2012-01-26 Michael Matz <matz@suse.de>
5202 PR tree-optimization/46590
5203 * cfgexpand.c: Revert last change (r183305).
5204 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5206 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5207 checking for emptiness.
5209 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5212 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5213 non-addressable non-BLKmode base correctly.
5215 2012-01-26 Michael Matz <matz@suse.de>
5217 PR tree-optimization/48794
5218 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5219 regions referenced from RESX/EH_DISPATCH.
5221 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5223 * config/s390/s390.h: Make BRANCH_COST an option.
5224 * config/s390/s390.opt: New option -mbranch-cost.
5226 2012-01-26 Richard Henderson <rth@redhat.com>
5228 Revert 2012-01-24 change:
5229 * trans-mem.c (requires_barrier): Do not instrument thread local
5230 variables and emit save/restore for them.
5232 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5235 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5238 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5240 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5243 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5246 Rename __pgm to __flash.
5247 Rename __pgm1 to __flash1.
5248 Rename __pgm2 to __flash2.
5249 Rename __pgm3 to __flash3.
5250 Rename __pgm4 to __flash4.
5251 Rename __pgm5 to __flash5.
5252 Rename __pgmx to __memx.
5253 * doc/extend.texi (AVR Named Address Spaces)
5254 Rename address space names as indicated above.
5255 * config/avr/avr.c (avr_addrspace): Ditto.
5257 * config/avr/avr-protos.h
5258 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5259 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5260 * config/avr/predicates.md: Ditto.
5261 * config/avr/avr.c Ditto, and
5262 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5263 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5265 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5266 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5267 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5268 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5269 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5270 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5271 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5272 * config/avr/avr.c: Ditto.
5273 * config/avr/avr.md: Ditto.
5275 2012-01-25 Jason Merrill <jason@redhat.com>
5278 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5280 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5282 PR tree-optimization/51987
5283 * tree-data-ref.c (get_references_in_stmt): Handle references in
5284 non-volatile GIMPLE_ASM.
5286 2012-01-25 Richard Guenther <rguenther@suse.de>
5288 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5289 bases are dereferenced.
5291 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5293 PR rtl-optimization/48374
5294 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5296 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5298 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5299 compute_data_dependences_for_loop returns false.
5300 * tree-parloops.c (loop_parallel_p): Likewise.
5302 2012-01-25 Richard Guenther <rguenther@suse.de>
5304 * tree.h (get_pointer_alignment_1): Declare.
5305 * builtins.c (get_pointer_alignment_1): New function.
5306 (get_pointer_alignment): Use it.
5308 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5310 PR rtl-optimization/48308
5311 * combine.c (enum undo_kind): Add UNDO_LINKS.
5312 (struct undo): Add member l to other_contents and where.
5313 (do_SUBST_LINK): New.
5315 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5316 (undo_all): Handle UNDO_LINKS.
5318 2012-01-25 Richard Henderson <rth@redhat.com>
5320 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5323 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5325 * optabs.c (gen_atomic_test_and_set): Use each argument.
5327 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5329 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5330 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5331 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5332 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5333 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5334 TARGET_PAIRED_SINGLE_FLOAT.
5336 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5338 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5339 (in_struct, return_val): Remove MEM documentation.
5340 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5341 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5342 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5344 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5345 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5346 * expr.c (store_field): Likewise.
5347 * function.c (assign_stack_temp_for_type): Likewise.
5348 * ifcvt.c (noce_try_cmove_arith): Likewise.
5349 * reload1.c (reload): Likewise.
5350 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5351 (alpha_set_memflags): Likewise.
5352 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5354 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5356 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5358 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5359 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5360 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5362 * cselib.c (cselib_rtx_varies_p): Delete.
5363 (cselib_invalidate_mem): Update call to canon_true_dependence.
5364 * dse.c (record_store, check_mem_read_rtx): Likewise.
5365 (scan_reads_nospill): Likewise.
5366 * cse.c (check_dependence): Likewise.
5367 (cse_rtx_varies_p): Delete.
5368 * expr.c (safe_from_p): Update call to true_dependence.
5369 * ira.c (validate_equiv_mem_from_store): Likewise.
5370 (memref_referenced_p): Likewise.
5371 * postreload-gcse.c (find_mem_conflicts): Likewise.
5372 * sched-deps.c (sched_analyze_2): Likewise.
5373 * store-motion.c (load_kills_store): Likewise.
5374 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5375 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5376 (compute_transp): Update call to canon_true_dependence.
5378 2012-01-25 Richard Henderson <rth@redhat.com>
5380 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5381 (maybe_emit_atomic_test_and_set): New.
5382 (expand_sync_lock_test_and_set): Use it.
5383 (expand_atomic_test_and_set): Likewise.
5384 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5385 the implementation; clarify implementation defined details.
5386 * doc/md.texi (atomic_test_and_set): Document.
5388 2012-01-25 Richard Henderson <rth@redhat.com>
5390 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5392 2012-01-25 Richard Henderson <rth@redhat.com>
5395 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5396 to effect no-op split.
5398 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5401 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5402 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5403 (BT_FN_VOID_PTR_INT_SIZE): New.
5404 (BT_FN_UINT_UINT_VAR): Remove.
5405 (BT_FN_UINT32_UINT32_VAR): New.
5406 (BT_FN_DOUBLE_VPTR): Remove.
5407 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5409 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5410 (_ITM_changeTransactionMode): Same.
5411 (_ITM_memmoveRtWt): Change return type to void.
5412 (_ITM_memcpyRtWt): Same.
5413 (_ITM_memsetW): Same.
5414 (_ITM_RaRD): Change types to double.
5419 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5421 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5422 Patrick Marlier <patrick.marlier@gmail.com>
5424 * trans-mem.c (requires_barrier): Do not instrument thread local
5425 variables and emit save/restore for them.
5427 2012-01-24 Jason Merrill <jason@redhat.com>
5430 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5431 output static aliases.
5433 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5436 * common.opt (-pie, -shared, pie, shared): Change from Common to
5438 * gcc.c (display_help): Display help for -pie and -shared.
5440 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5443 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5444 Remove note on size/offset limitation.
5445 (AVR Variable Attributes): Add example how to read data located
5446 with progmem. Refer to named address spaces.
5447 * doc/invoke.texi (AVR Options): Fix typo.
5449 2012-01-24 Richard Guenther <rguenther@suse.de>
5451 Forward-port to trunk
5452 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5455 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5456 op0 isn't sufficiently aligned and there is movmisalignM
5457 insn for mode, use it to load op0 into a temporary register.
5459 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5462 * target.def (const_not_ok_for_debug_p): New hook.
5463 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5465 * doc/tm.texi: Regenerated.
5466 * dwarf2out.c (const_ok_for_output_1): If
5467 targetm.const_not_ok_for_debug_p returns true, fail.
5468 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5470 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5472 2012-01-23 Kai Tietz <ktietz@redhat.com>
5475 * config/i386/predicates.md (symbolic_operand): Allow
5476 UNSPEC_PCREL as PIC expression for lea.
5477 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5478 * config/i386/i386.c (ix86_delegitimize_address): Handle
5479 UNSPEC_PCREL for none-MEM, too.
5481 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5483 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5484 (ipa_tm_create_version_alias): Same.
5486 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5489 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5490 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5492 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5493 Patrick Marlier <patrick.marlier@gmail.com>
5494 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5497 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5498 simple_object_start_read.
5500 2012-01-23 Richard Guenther <rguenther@suse.de>
5503 PR tree-optimization/51895
5504 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5505 parameter decomposition into BLKmode components.
5507 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5509 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5510 fake variables for restrict-qualified pointers whose pointed-to type
5511 contains a placeholder.
5513 2012-01-23 Richard Guenther <rguenther@suse.de>
5515 PR tree-optimization/51949
5516 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5518 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5520 PR rtl-optimization/51933
5521 * ree.c (transform_ifelse): Return true right away if dstreg is
5522 already wider or equal to cand->mode.
5523 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5524 (make_defs_and_copies_lists): Remove defs_list and copies_list
5525 arguments, add state argument, just truncate state->work_list
5526 instead of always allocating and freeing the vector. Assert that
5527 get_defs succeeds instead of returning 2. Changed return type to bool.
5528 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5529 have ext_src_mode, see if it has been modified already with the
5530 right kind of extension and has been extended before from the
5531 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5532 just return true. Remember the original mode in state->modified array.
5533 (combine_reaching_defs): Add state argument. Don't allocate and
5534 free here def_list, copied_list and vec vectors, instead just
5535 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5536 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5537 Add state variable, clear vectors in it, initialize state.modified
5538 if needed. Free all the vectors at the end and state.modified too.
5539 Don't skip a candidate if the extension expression has been modified.
5541 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5544 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5545 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5546 (extra_options) interix.opt -> i386/interix.opt"
5547 (extra_objs):Add winnt-stubs.o
5548 * configure.ac: Add interix to target_os .comm on PE check.
5549 * configure: Regenerate.
5550 * config/interix3.h: Delete and move bits to..
5551 * config/interix.h: Delete and move bits to..
5552 * config/i386/i386-interix3.h: Delete and move bits to..
5553 * config/i386/i386-interix.h: ..here.
5554 (TARGET_CPU_DEFAULT): Remove redefinition.
5555 (TARGET_ASM_CONSTRUCTOR): Undefine.
5556 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5557 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5558 (PTRDIFF_TYPE): Define.
5559 (LONG_DOUBLE_TYPE_SIZE): Define.
5560 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5561 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5562 (TARGET_SECTION_TYPE_FLAGS): Define.
5563 (ASM_DECLARE_FUNCTION_NAME): Define.
5564 (ASM_OUTPUT_EXTERNAL): Define.
5565 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5566 (ASM_OUTPUT_ALIGNED_BSS): Define.
5567 (PCC_BITFIELD_TYPE_MATTERS): Define.
5568 (USE_CONST_SECTION): Define.
5569 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5570 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5571 (SUPPORTS_ONE_ONLY): Remove.
5572 (I386_PE_STRIP_ENCODING): Define.
5573 * config/interix.opt: Delete and move bits to..
5574 * config/i386/interix.opt: ..here. New.
5575 (mpe-aligned-commons): Add.
5576 * config/i386/t-interix: Add copyright header.
5577 (winnt-stubs.o): Add rule.
5579 2012-01-22 Jason Merrill <jason@redhat.com>
5582 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5583 for extra name aliases.
5585 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5587 PR rtl-optimization/51924
5588 * ree.c (combine_set_extension): Improve debugging message.
5589 (combine_reaching_defs): Likewise.
5590 (get_defs): Rename confusingly named variable.
5591 (find_and_remove_re): Skip a candidate if the extension expression has
5594 2012-01-21 Robert Millan <rmh@gnu.org>
5595 Gerald Pfeifer <gerald@pfeifer.com>
5597 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5598 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5600 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5602 PR tree-optimization/51914
5603 * tree-vect-stmts.c (vectorizable_conversion): For
5604 cvt_type && modifier == WIDEN, put temporary with cvt_type
5605 at the beginning of vec_dsts and set vec_dest to temporary
5608 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5610 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5612 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5614 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5615 * config/rs6000/rs6000.c: Likewise.
5617 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5620 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5621 output_move_double on a copy of operands array.
5623 2012-01-20 Cary Coutant <ccoutant@google.com>
5624 Dodji Seketeli <dodji@redhat.com>
5627 * dwarf2out.c (copy_declaration_context): Return ref to parent
5628 of declaration DIE, if necessary.
5629 (remove_child_or_replace_with_skeleton): Add new parameter; update
5630 caller. Place skeleton DIE under parent DIE of original declaration.
5631 Move call to copy_declaration_context to here ...
5632 (break_out_comdat_types): ... from here.
5634 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5636 PR rtl-optimization/51856
5637 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5640 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5643 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5644 hints for neon loads and stores.
5646 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5650 * doc/extend.texi (Named Address Spaces): Split into subsections.
5651 (AVR Named Address Spaces): New subsection.
5652 (M32C Named Address Spaces): New subsection.
5653 (RL78 Named Address Spaces): New subsection.
5654 (SPU Named Address Spaces): New subsection.
5655 (Variable Attributes): New anchor "AVR Variable Attributes".
5656 (AVR Variable Attributes): Rewrite and avoid wording
5657 "address space" in this context.
5658 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5659 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5660 (AVR Built-in Macros): New subsubsection therein.
5661 * doc/md.texi (AVR constraints): Remove "C04", "R".
5663 2012-01-20 Richard Guenther <rguenther@suse.de>
5665 PR tree-optimization/51903
5666 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5667 when removing stmts.
5669 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5672 * config/arm/arm.c (arm_load_pic_register): Use
5673 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5674 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5675 (arm_pic_static_addr): Likewise.
5676 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5677 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5678 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5679 (pic_load_addr_unified): New.
5681 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5684 * function.c (instantiate_virtual_regs_in_insn): Use
5685 delete_insn_and_edges when removing a wrong asm insn.
5687 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5689 PR rtl-optimization/40761
5690 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5691 Add new member loop_num.
5692 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5693 (ira_build): Remove the parameter.
5695 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5696 (ira.c): Do not build CFG loops for one region allocation. Remove
5697 argument from ira_build call.
5699 * ira-build.c (init_loop_tree_node): New function.
5700 (create_loop_tree_nodes): Use it. Separate the case when CFG
5701 loops are not built.
5702 (more_one_region_p): Check current_loops.
5703 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5705 (add_loop_to_tree): Process loop equal to NULL too.
5706 (form_loop_tree): Separate the case when CFG loops are not built.
5707 Use explicitly number for the root.
5708 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5710 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5711 instead of loop->num.
5712 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5713 (mark_all_loops_for_removal): Ditto.
5714 (remove_unnecessary_regions): Separate the case when CFG loops
5716 (ira_build): Remove the parameter. Use explicit number of regions
5717 when CFG loops are not built.
5719 * ira-color.c (print_loop_title): Separate the case for the root node.
5720 Use loop_num instead of loop->num.
5721 (move_spill_restore): Use loop_num instead of loop->num.
5723 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5724 (change_loop): Ditto.
5725 (change_loop): Use loop_num instead of loop->num.
5727 * ira-lives.c (process_bb_node_lives): Ditto.
5729 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5731 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5733 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5736 * tree-mudflap.c (mf_artificial): New function.
5737 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5738 mx_register_decls, mudflap_enqueue_decl): Use it.
5741 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5742 numbers in the insn pattern.
5744 2012-01-19 Michael Matz <matz@suse.de>
5746 PR tree-optimization/46590
5747 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5748 use it in remembering which conflicts we already created.
5749 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5752 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5755 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5756 (merge_and_complain): Same.
5758 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5761 * config/initfini-array.h: Guard content of the header
5762 with #ifdef HAVE_INITFINI_ARRAY.
5763 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5764 Add initfini-array.h to tm_file here.
5765 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5766 * config.gcc: Don't add initfini-array.h to tm_file here.
5767 * configure: Regenerated.
5769 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5771 PR rtl-optimization/51505
5772 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5773 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5774 (df_note_bb_compute): Update the call to df_kill_notes.
5776 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5778 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5780 2012-01-18 Richard Guenther <rguenther@suse.de>
5782 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5783 of conversions to void *.
5785 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5786 Richard Sandiford <rdsandiford@googlemail.com>
5790 * optabs.h (simplify_expand_binop): Declare.
5791 * optabs.c (simplify_expand_binop): Make global.
5792 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5793 endian targets if the source cannot be exactly covered by word
5796 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5799 * hard-reg-set.h (struct hard_reg_set_container): New type.
5800 * target.h (struct hard_reg_set_container): Forward declare.
5801 * target.def (set_up_by_prologue): New target hook.
5802 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5803 * doc/tm.texi: Regenerated.
5804 * function.c (thread_prologue_and_epilogue_insns): Change
5805 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5806 Call targetm.set_up_by_prologue on it.
5807 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5808 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5810 2012-01-17 Nick Clifton <nickc@redhat.com>
5812 * config/rx/rx.c (rx_can_use_simple_return): New function.
5813 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5814 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5816 2012-01-17 Richard Guenther <rguenther@suse.de>
5819 * expr.c (expand_assignment): Take address-space information
5820 from the address operand of MEM_REF and TARGET_MEM_REF.
5821 (expand_expr_real_1): Likewise.
5823 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5825 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5826 reload dump is requested.
5828 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5831 * trans-mem.c (requires_barrier): Call may_be_aliased.
5833 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5835 PR tree-optimization/51877
5836 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5837 call arguments and fndecls compare equal, instead return false if they
5838 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5839 both SSA_NAMEs that are valueized the same, or they satisfy
5842 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5844 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5846 * configure: Regenerate.
5848 2012-01-16 Jan Hubicka <jh@suse.cz>
5852 * convert.c (convert_to_integer): Use fold_convert for
5853 converting an INTEGER_CST to integer type.
5855 2012-01-16 Jason Merrill <jason@redhat.com>
5858 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5860 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5863 * config/s390/s390.c (s390_chunkify_start): Don't skip
5864 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5865 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5866 If insn is followed by NOTE_INSN_VAR_LOCATION or
5867 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5868 Don't use location of note insns.
5870 PR tree-optimization/51865
5871 * tree-inline.c (tree_function_versioning): Call remap_decl
5872 on DECL_RESULT whenever it has VOID_TYPE_P type.
5874 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5876 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5877 for calls to locally-binding MIPS16 functions if only the return
5878 type uses float regs.
5880 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5881 Richard Sandiford <rdsandiford@googlemail.com>
5883 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5884 (SYMBOL_32_HIGH): Likewise.
5885 (mips_output_tls_reloc_directive): Declare.
5886 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5887 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5888 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5889 (mips_lo_relocs, mips_hi_relocs): Make extern.
5890 (mips16_stub_function): Move up file.
5891 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5892 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5893 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5894 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5895 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5896 (mips_get_tp): Add MIPS16 support.
5897 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5898 Generalize DTPREL and TPREL handling.
5899 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5900 Add MIPS16 TLS support.
5901 (mips_output_tls_reloc_directive): New function.
5902 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5903 * config/mips/predicates.md (symbolic_operand_with_high)
5904 (tls_reloc_operand): New predicates.
5905 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5906 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5907 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5908 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5909 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5910 (*tls_get_tp_mips16_call_<mode>): Likewise.
5912 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5914 PR rtl-optimization/51821
5915 * recog.c (peep2_find_free_register): Determine clobbered registers
5918 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5921 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5922 * config/avr/avr.c: Likewise.
5923 * config/avr/avr.h: Likewise.
5925 2012-01-13 Ian Lance Taylor <iant@google.com>
5928 * tree.h (TYPE_QUALS): Add cast to int.
5929 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5931 2012-01-13 Ian Lance Taylor <iant@google.com>
5933 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5934 comparing param_index to VEC_length result.
5936 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5938 * c-decl.c: Do not include tree-mudflap.h
5939 * tree-optimize.c: Likewise.
5940 * Makefile.in: Update dependencies.
5942 2012-01-13 Richard Guenther <rguenther@suse.de>
5945 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5946 variable-sized result always use RSO.
5948 2012-01-12 DJ Delorie <dj@redhat.com>
5950 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5951 pointer type, not just the default pointer type.
5953 2012-01-09 Richard Henderson <rth@redhat.com>
5954 Denis Chertykov <chertykov@gmail.com>
5957 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5958 * config/avr/avr.c (avr_can_eliminate): Simplify.
5959 (avr_initial_elimination_offset): Likewise.
5960 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5961 (expand_epilogue): Likewise.
5962 (avr_legitimize_address): Gut.
5963 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5964 (avr_hard_regno_nregs): New.
5965 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5966 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5967 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5968 add soft frame pointer.
5969 (CALL_USED_REGISTERS): Likewise.
5970 (REG_CLASS_CONTENTS): Likewise.
5971 (REGISTER_NAMES): Likewise.
5972 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5973 (HARD_FRAME_POINTER_REGNUM): New.
5974 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5975 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5976 remove the HARD_FRAME_POINTER self-elimination.
5978 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5981 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5982 DECL_EXTERNAL when checking for initializers of progmem variables.
5984 2012-01-12 Ira Rosen <irar@il.ibm.com>
5986 PR tree-optimization/51799
5987 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5988 that the last operation is a type demotion.
5990 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5992 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5993 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5995 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5998 * combine.c (distribute_notes): If i3 is a noreturn call,
5999 allow old_size to be equal to args_size and make sure the
6000 noreturn call gets REG_ARGS_SIZE note.
6001 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6002 on noreturn calls even when the delta is 0.
6004 2012-01-11 Nathan Sidwell <nathan@acm.org>
6006 * gcov.c (STRING_SIZE): Remove.
6007 (generate_results): Erase annotations for source files with no
6008 coverage information.
6010 (output_lines): Use it.
6012 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6014 * gimple.h (gimplify_body): Remove first argument.
6015 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6016 pointer set here, instead just pass DATA to walk_tree.
6017 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6018 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6019 (unvisit_body): Likewise, but with unmark_visited.
6020 (gimplify_body): Remove BODY_P argument and adjust.
6021 (gimplify_function_tree): Adjust call to gimplify_body.
6022 * omp-low.c (finalize_task_copyfn): Likewise.
6024 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6026 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6027 (build_function_type_skip_args): Delete.
6028 * tree.c (build_function_type_skip_args): Make static and add
6029 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6030 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6031 pass it to build_function_type_skip_args.
6032 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6033 (tree_function_versioning): Likewise.
6034 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6035 build_function_decl_skip_args.
6036 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6037 and pass it to build_function_decl_skip_args/tree_function_versioning.
6038 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6039 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6040 * trans-mem.c (ipa_tm_create_version): Likewise.
6041 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6042 * tree-inline.c (declare_return_variable): Remove always-true test.
6043 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6044 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6045 * ipa-split.c (split_function): Skip the return value for the split
6046 part if it doesn't return.
6048 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6050 PR tree-optimization/49642
6051 * ipa-split.c (forbidden_dominators): New variable.
6052 (check_forbidden_calls): New function.
6053 (dominated_by_forbidden): Likewise.
6054 (consider_split): Check for forbidden dominators.
6055 (execute_split_functions): Initialize and free forbidden
6056 dominators info; call check_forbidden_calls.
6058 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6060 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6062 2012-01-11 Nick Clifton <nickc@redhat.com>
6064 * config/rx/rx.md (return): Define pattern.
6066 2012-01-11 Richard Guenther <rguenther@suse.de>
6068 * doc/extend.texi (malloc attribute): Adjust according to
6071 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6072 Patrick Marlier <patrick.marlier@gmail.com>
6075 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6076 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6077 (ipa_tm_note_irrevocable): Same.
6078 (ipa_tm_scan_irr_block): Same.
6079 (ipa_tm_decrement_clone_counts): Same.
6080 (ipa_tm_scan_irr_function): Same.
6081 (ipa_tm_create_version_alias): Same.
6082 (ipa_tm_create_version): Same.
6083 (ipa_tm_transform_calls_redirect): Same.
6084 (ipa_tm_transform_calls): Same.
6085 (ipa_tm_transform_transaction): Same.
6086 (ipa_tm_execute): Same.
6088 2012-01-10 Richard Guenther <rguenther@suse.de>
6091 * opts.c (common_handle_option): Handle -Werror.
6093 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6095 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6098 2012-01-10 Jason Merrill <jason@redhat.com>
6100 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6103 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6105 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6106 supports R_386_TLS_GD_PLT reloc.
6107 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6108 supports R_386_TLS_LDM_PLT reloc.
6109 * configure: Regenerate.
6110 * config.in: Regenerate.
6112 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6115 Extend __pgmx semantics to linearize memory.
6116 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6117 determine if code comes inline or from libgcc.
6118 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6119 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6120 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6121 (movmemx_qi, movmemx_hi): New insns.
6122 (xload_<mode>_libgcc): Rewrite to new insn condition.
6123 (xload_<mode>): Remove insns.
6124 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6125 cases that don't satisfy avr_xload_libgcc_p().
6126 (avr_addr_space_convert): Allow converting in any direction.
6127 (avr_addr_space_subset_p): Return always true.
6128 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6129 (avr_emit_movmemhi): Ditto.
6130 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6131 (avr_out_movmem): Ditto.
6132 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6133 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6134 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6135 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6136 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6138 2012-01-10 Richard Guenther <rguenther@suse.de>
6140 PR tree-optimization/50913
6141 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6142 Require data-refs to be representable by Graphite with respect
6145 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6148 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6150 2012-01-10 Tom de Vries <tom@codesourcery.com>
6152 PR rtl-optimization/51271
6153 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6154 handling annulled branch.
6156 2012-01-10 Richard Henderson <rth@redhat.com>
6158 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6159 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6160 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6161 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6162 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6163 arm_expand_vec_perm_const): New.
6164 * config/arm/arm-protos.h: Update.
6165 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6166 (*neon_vswp<VDQX>): New.
6167 (neon_vcombine<VDX>): Use neon_split_vcombine.
6168 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6169 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6170 (vec_perm<VE>): New.
6172 2012-01-10 Richard Henderson <rth@redhat.com>
6174 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6175 use it if reload_completed.
6176 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6177 arm_output_asm_insn, arm_process_output_memory_barrier,
6178 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6179 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6180 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6181 arm_process_output_sync_insn, arm_output_sync_insn,
6182 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6183 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6184 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6185 (emit_unlikely_jump): New.
6186 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6187 (arm_split_atomic_op): New.
6188 * config/arm/arm-protos.h: Update.
6189 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6190 (struct arm_sync_generator): Remove.
6191 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6192 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6193 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6194 (VUNSPEC_LL, VUNSPEC_SC): New.
6195 (sync_result, sync_memory, sync_required_value, sync_new_value,
6196 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6197 (attr length): Don't use arm_sync_loop_insns.
6198 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6199 (movsfcc, movdfcc): Likewise.
6200 * config/arm/constraints.md (Ua): New.
6201 * config/arm/prediates.md (mem_noofs_operand): New.
6202 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6203 (sync_clobber, sync_t2_reqd): Remove.
6204 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6205 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6206 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6207 (arm_sync_compare_and_swap<SIDI>): Remove.
6208 (arm_sync_compare_and_swap<NARROW>): Remove.
6209 (arm_sync_lock_test_and_set<SIDI>): Remove.
6210 (arm_sync_lock_test_and_set<NARROW>): Remove.
6211 (arm_sync_new_<syncop><SIDI>): Remove.
6212 (arm_sync_new_<syncop><NARROW>): Remove.
6213 (arm_sync_new_nand<SIDI>): Remove.
6214 (arm_sync_new_nand<NARROW>): Remove.
6215 (arm_sync_old_<syncop><SIDI>): Remove.
6216 (arm_sync_old_<syncop><NARROW>): Remove.
6217 (arm_sync_old_nand<SIDI>): Remove.
6218 (arm_sync_old_nand<NARROW>): Remove.
6219 (*memory_barrier): Merge arm_output_memory_barrier.
6220 (atomic_compare_and_swap<QHSD>): New.
6221 (atomic_compare_and_swap<NARROW>_1): New.
6222 (atomic_compare_and_swap<SIDI>_1): New.
6223 (atomic_exchange<QHSD>): New.
6224 (cas_cmp_operand, cas_cmp_str): New.
6225 (atomic_op_operand, atomic_op_str): New.
6226 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6227 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6228 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6229 (arm_load_exclusive<NARROW>): New.
6230 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6231 (arm_store_exclusive<QHSD>): New.
6233 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6235 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6236 reload patterns if -mvsx-scalar-memory.
6238 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6239 generated, even -mno-vsx-scalar-double was used.
6240 (vsx_xscvdpsp_scalar): Likewise.
6241 (vsx_xscvspdp_scalar2): Likewise.
6243 2012-01-09 Tom de Vries <tom@codesourcery.com>
6244 Andrew Pinski <apinski@cavium.com>
6247 * reorg.c (fill_slots_from_thread): Don't speculate
6248 frame-related insns.
6250 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6252 * sched-int.h (bb_note): Move to...
6253 * basic-block.h: ...here.
6254 * haifa-sched.c (bb_note): Move to...
6255 * cfgrtl.c: ...here.
6256 * function.c (next_block_for_reg): New function.
6257 (move_insn_for_shrink_wrap): Likewise.
6258 (prepare_shrink_wrap): Rewrite to use the above.
6260 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6262 * gimple.c (is_gimple_non_addressable): Remove.
6263 * gimple.h: Remove is_gimple_non_addressable.
6264 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6265 is_gimple_non_addressable.
6266 * trans-mem.c (expand_assign_tm): Same.
6268 2012-01-09 Richard Guenther <rguenther@suse.de>
6270 PR tree-optimization/51775
6271 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6272 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6274 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6276 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6278 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6280 2012-01-09 Richard Guenther <rguenther@suse.de>
6282 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6284 2012-01-08 Jan Hubicka <jh@suse.cz>
6286 PR tree-optimize/51680
6287 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6288 on when known_vals needs to be computed; cleanup.
6290 2012-01-08 Jan Hubicka <jh@suse.cz>
6292 PR tree-optimize/51694
6293 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6295 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6297 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6298 for -std=c++98 and -std=c++11 too.
6300 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6302 * cfgloop.c (cancel_loop): Add free() of bbs array.
6304 2012-01-07 Jan Hubicka <jh@suse.cz>
6306 PR tree-optimization/51600
6307 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6308 that benefits small functions.
6310 2012-01-07 Jan Hubicka <jh@suse.cz>
6312 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6314 2012-01-07 Jan Hubicka <jh@suse.cz>
6316 PR tree-optimization/51680
6317 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6318 whose inlining reduce unit size.
6320 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6323 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6324 Add canonical node to containing_mem chain after the non-canonical
6325 one, even if there weren't any locs to propagate.
6326 (remove_useless_values): Keep only canonical values.
6327 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6328 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6329 canonicalize mem_chain elements that are not discarded.
6331 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6334 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6335 before emitting functions.
6337 PR gcov-profile/50127
6338 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6339 clear_aux_for_blocks.
6341 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6344 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6346 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6348 * c-decl.c (ext_block): Moved up.
6349 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6351 2012-01-06 Han Shen <shenhan@google.com>
6353 Translate built-in include paths for sysroot.
6354 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6355 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6357 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6358 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6360 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6361 control whether sysroot should be prepended to gxx include dir.
6363 * configure: Regenerate.
6365 2012-01-06 Torvald Riegel <triegel@redhat.com>
6367 PR rtl-optimization/51771
6368 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6369 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6371 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6373 PR tree-optimization/51315
6374 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6375 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6377 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6380 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6381 for shrp pattern. Correctly handle and fixup shift variable.
6382 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6384 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6387 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6388 note when !ACCUMULATE_OUTGOING_ARGS.
6390 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6392 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6394 (extract_range_from_unary_expr_1): Avoid useless computations.
6396 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6398 PR rtl-optimization/51767
6399 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6400 of jump_block and add an extra edge for degenerated asm gotos.
6403 * stmt.c (check_unique_operand_names): Don't ICE during error
6404 reporting if i is from labels chain.
6407 * profile.c (branch_prob): Split bbs that have exit edge
6408 and need a fake entry edge too.
6410 2012-01-05 Jan Hubicka <jh@suse.cz>
6413 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6416 2012-01-05 Richard Guenther <rguenther@suse.de>
6419 * tree-streamer-out.c (write_ts_optimization): New function.
6420 (streamer_write_tree_body): Call it.
6421 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6422 (streamer_read_tree_body): Call it.
6423 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6425 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6428 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6429 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6430 in_cleanup_point_expr before gimplify_stmt call and restore it
6432 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6433 in_cleanup_point_expr is false.
6435 2012-01-05 Richard Guenther <rguenther@suse.de>
6438 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6440 * toplev.c (process_options): Reject combining mudflap and LTO.
6441 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6443 2012-01-05 Richard Guenther <rguenther@suse.de>
6445 PR tree-optimization/51760
6446 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6448 (bit_value_unop): Handle UNDEFINED operands.
6449 (bit_value_binop): Likewise.
6451 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6453 * config/avr/avr.c (avr_replace_prefix): Remove.
6454 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6455 (avr_asm_function_rodata_section): Ditto.
6456 (avr_asm_select_section): Ditto.
6458 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6460 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6463 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6466 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6467 calls that have any non-fake successor edges.
6470 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6472 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6474 PR tree-optimization/51624
6475 * tree-sra.c (build_ref_for_model): When replicating a chain of
6476 COMPONENT_REFs, stop as soon as the offset would become negative.
6478 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6481 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6482 in .debug_loc on the floor.
6484 2012-01-04 Andrew Pinski <apinski@cavium.com>
6486 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6488 2012-01-04 Andrew Pinski <apinski@cavium.com>
6489 Adam Nemet <anemet@caviumnetworks.com>
6491 * config/mips/mips.md (size): Add SI and DI.
6492 (SIZE): New mode attribute.
6493 (U): New code attribute.
6494 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6495 (mips_lbux_<mode>): Delete.
6496 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6497 (mips_lhx): Use gen_mips_lhx_extsi.
6498 (mips_lhx_<mode>): Delete.
6500 (mips_l<size>x): New expand.
6501 (mips_lwx_<mode>): Delete.
6502 (mips_l<GPR:size>x_<P:mode>): New pattern.
6503 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6504 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6505 * config/mips/mips.c (mips_lx_address_p): New function.
6506 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6507 (dsp64): New availability predicate.
6508 (mips_builtins): Add an entry for __builtin_mips_ldx.
6509 * config/mips/mips.h (ISA_HAS_LBX): New define.
6510 (ISA_HAS_LBUX): Likewise.
6511 (ISA_HAS_LHX): Likewise.
6512 (ISA_HAS_LHUX): Likewise.
6513 (ISA_HAS_LWX): Likewise.
6514 (ISA_HAS_LWUX): Likewise.
6515 (ISA_HAS_LDX): Likewise.
6516 * doc/extend.texi (__builtin_mips_ldx): Document.
6518 2012-01-04 Tristan Gingold <gingold@adacore.com>
6520 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6521 when long pointers are used.
6522 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6523 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6524 (ia64-hp-*vms*): Remove.
6525 * config/vms/xm-vms64.h: Delete.
6527 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6530 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6532 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6534 * opts.c (finish_options): Remove duplicate sorry.
6536 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6539 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6542 2012-01-04 Richard Guenther <rguenther@suse.de>
6545 * tree.c (size_low_cst): New function.
6546 * tree.h (size_low_cst): Declare.
6547 * fold-const.c (fold_comparison): Use it to extract the low
6548 part of the POINTER_PLUS_EXPR offset.
6550 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6552 Fix clearing ZERO_REG
6553 * config/avr/avr.md (cc): Add alternative "ldi".
6554 (movqi_insn): Use it in cc attribute.
6555 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6556 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6557 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6559 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6561 * configure: Regenerate.
6563 2012-01-04 Richard Guenther <rguenther@suse.de>
6565 PR tree-optimization/49651
6566 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6567 (var_can_have_subvars): Use it.
6568 (get_constraint_for_1): Only consider subfields if there can be any.
6570 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6573 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6574 to its new canonical_cselib_val and the cselib_val was in
6575 first_containing_mem chain, but the canonical_cselib_val was not,
6576 add the latter into the chain.
6577 (cselib_invalidate_mem): Compare canonical_cselib_val of
6578 addr_list chain elt with v.
6581 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6582 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6584 (output_macinfo_op): Don't ggc_strdup fd->filename.
6585 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6586 then ggc_strdup it. Don't free inc->info or cur->info.
6587 (output_macinfo): Don't free ref->info or file->info.
6589 2012-01-03 Ira Rosen <irar@il.ibm.com>
6591 PR tree-optimization/51269
6592 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6593 first_niters a pointer.
6594 (slpeel_tree_peel_loop_to_edge): Likewise.
6595 (vect_do_peeling_for_loop_bound): Update call to
6596 slpeel_tree_peel_loop_to_edge.
6597 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6598 here. Remove it from the parameters list.
6599 (vect_do_peeling_for_alignment): Update calls and compute
6602 2012-01-03 Richard Guenther <rguenther@suse.de>
6604 PR tree-optimization/51070
6605 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6606 Properly handle calls.
6608 2012-01-03 Richard Guenther <rguenther@suse.de>
6610 PR tree-optimization/51692
6611 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6612 the LHS of allocation stmts.
6614 2012-01-03 Olivier Hainque <hainque@adacore.com>
6616 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6618 2012-01-03 Olivier Hainque <hainque@adacore.com>
6620 * collect2.c (main): In AIX specific computations for vector
6621 insertions, use CONST_CAST2 to cast from char ** to const char **.
6623 2012-01-03 Richard Guenther <rguenther@suse.de>
6626 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6627 the context of a limbo DIE when it does not already exist.
6629 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6631 PR tree-optimization/51719
6632 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6633 but direct call is, clear direct call's lhs and don't add fallthrough
6634 edge from dcall_bb to join_bb and PHIs.
6636 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6638 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6639 the instructions emitted by the pattern.
6640 ("*TDC_insn_<mode>"): Add comment.
6642 2012-01-03 Richard Guenther <rguenther@suse.de>
6645 * fold-const.c (fold_comparison): Properly canonicalize
6646 tree offset and HOST_WIDE_INT bit position.
6648 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6650 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6651 operands for extzv pattern.
6653 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6656 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6659 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6661 * doc/invoke.texi (-flto and related options): Copy-edit.
6663 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6665 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6667 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6669 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6672 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6674 * expr.h (move_by_pieces_ninsns): Declare.
6675 * expr.c (move_by_pieces_ninsns): Make external.
6676 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6677 (mips_store_by_pieces_p): Likewise.
6678 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6679 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6680 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6681 (mips_store_by_pieces_p): Likewise.
6683 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6685 * passes.c (register_one_dump_file): Free full_name.
6687 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6688 (calculate_elim_costs_all_insns): Free offsets_at and
6689 offsets_known_at at the end and clear the pointers.
6691 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6693 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6694 this option introduced in r180739.
6696 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6699 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6700 (tmake_file target=avr): Add avr/t-multilib.
6702 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6703 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6704 * config/avr/genmultilib.awk: New file.
6705 * config/avr/t-multilib: New auto-generated file.
6706 * config/avr/multilib.h: New auto-generated file.
6707 * config/avr/t-avr (AVR_MCUS): New variable.
6708 (genopt.sh): Use it.
6709 (s-mlib): Depend on t-multilib.
6710 (t-multilib, multilib.h): New dependencies.
6711 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6712 (MULTILIB_OPTIONS): Remove.
6713 (MULTILIB_MATCHES): Remove.
6714 (MULTILIB_DIRNAMES): Remove.
6715 (MULTILIB_EXCEPTIONS): Remove:
6716 * config/avr/genopt.sh: Don't use hard coded file name;
6717 pass AVR_MCUS from t-avr instead.
6719 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6721 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6723 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6725 Implement light-weight DImode support.
6726 * config/avr/avr-dimode.md: New file.
6727 * config/avr/avr.md: Include it.
6728 (adjust_len): Add plus64, compare64.
6729 (HIDI): Remove code iterator.
6730 (code_stdname): New code attribute.
6731 (rotx, rotsmode): Remove DI.
6732 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6734 * config/avr/avr-protos.h (avr_have_dimode): New.
6735 (avr_out_plus64, avr_out_compare64): New.
6736 * config/avr/avr.c (avr_out_compare): Handle DImode.
6737 (avr_have_dimode): New variable definition and initialization.
6738 (avr_out_compare64, avr_out_plus64): New functions.
6739 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6740 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6741 (avr_compare_pattern): Skip DImode comparisons.
6743 2012-01-02 Revital Eres <revital.eres@linaro.org>
6745 * ddg.c (def_has_ccmode_p): New function.
6746 (add_cross_iteration_register_deps,
6747 create_ddg_dep_from_intra_loop_link): Call it.
6749 2012-01-02 Richard Guenther <rguenther@suse.de>
6752 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6754 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6756 * gcc.c (process_command): Update copyright notice dates.
6757 * gcov.c (print_version): Likewise.
6758 * gcov-dump.c (print_version): Likewise.
6759 * mips-tfile.c (main): Likewise.
6760 * mips-tdump.c (main): Likewise.
6762 2012-01-01 Ira Rosen <irar@il.ibm.com>
6764 PR tree-optimization/51704
6765 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6766 a use is inside the basic block or loop before accessing its vect info.
6768 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6770 PR rtl-optimization/51069
6771 * cfgloopmanip.c (remove_path): Removing path making irreducible
6772 region unconditional makes BB part of the region.
6774 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6776 PR tree-optimization/51683
6777 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6778 calls with side-effects.
6779 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6781 Copyright (C) 2012 Free Software Foundation, Inc.
6783 Copying and distribution of this file, with or without modification,
6784 are permitted in any medium without royalty provided the copyright
6785 notice and this notice are preserved.