1 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
4 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
7 2013-01-02 Jason Merrill <jason@redhat.com>
10 * tree.c (build_array_type_1): Revert earlier change.
12 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
18 2012-12-21 Martin Jambor <mjambor@suse.cz>
20 PR tree-optimization/55355
21 * tree-sra.c (type_internals_preclude_sra_p): Also check that
22 bit_position is small enough to fit a single HOST_WIDE_INT.
24 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
26 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
28 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
30 Backport from mainline
31 2012-10-15 Matthias Klose <doko@ubuntu.com>
33 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
34 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
36 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
37 Tomash Brechko <tomash.brechko@gmail.com>
40 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
41 handling of before and after cases.
42 * config/sparc/sync.md (atomic_store): Fix pasto.
44 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
46 * optabs.c (expand_atomic_store): Elide redundant model test.
48 2012-12-13 Richard Henderson <rth@redhat.com>
51 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
53 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
56 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
57 (tldo_stb_sp64): Likewise.
58 (tldo_sth_sp32): Likewise.
59 (tldo_sth_sp64): Likewise.
60 (tldo_stw_sp32): Likewise.
61 (tldo_stw_sp64): Likewise.
62 (tldo_stx_sp64): Likewise.
64 2012-12-10 Kai Tietz <ktietz@redhat.com>
67 * print-tree.c (print_node): Cast from pointer via uintptr_t.
69 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
71 Backport from mainline
72 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
73 H.J. Lu <hongjiu.lu@intel.com>
76 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
77 before using it as insn or call equivalent.
79 2012-12-06 Jason Merrill <jason@redhat.com>
82 * tree.c (build_array_type_1): Re-layout if we found it in the
85 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
87 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
88 opaque cond in all call insns.
90 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
92 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
93 area if the function allocates dynamic stack space.
94 (ia64_initial_elimination_offset): Adjust offsets to above change.
96 2012-12-03 Richard Biener <rguenther@suse.de>
98 Backport from mainline
99 2012-09-24 Richard Guenther <rguenther@suse.de>
101 PR tree-optimization/53663
102 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
103 native encode/interpret translation on VN_WALKREWRITE.
105 2012-12-03 Kai Tietz <ktietz@redhat.com>
108 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
111 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
114 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
116 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
118 Backport from mainline:
119 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
122 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
123 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
124 (in_nullified_branch_delay): Likewise.
125 (in_call_delay): Likewise.
126 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
127 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
128 the $$sh_func_adrs call as variable. Update type of sibcalls and
130 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
131 length instead of adjustment. Handle negative and undefined call
132 adjustments for insn_default_length. Remove adjustment for millicode
133 insn with unfilled delay slot.
134 (pa_output_millicode_call): Update for revised millicode length.
135 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
137 2012-11-29 Kai Tietz <ktietz@redhat.com>
140 * prefix.c (lookup_key): Replace xmalloc/xrealloc
141 use by XNEWVEC/XRESIZEVEC.
143 * i386.c (get_scratch_register_on_entry): Handle
145 (split_stack_prologue_scratch_regno): Likewise.
146 (ix86_static_chain): Likewise.
147 (x86_output_mi_thunk): Likewise.
149 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
151 Backported from mainline
152 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
153 Markus Trippelsdorf <markus@trippelsdorf.de>
156 * lto-opts.c (lto_write_options): Also handle
157 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
158 OPT_SPECIAL_program_name.
161 * lto-wrapper.c (merge_and_complain): Handle
162 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
163 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
165 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
167 PR rtl-optimization/55489
168 * gcse.c (compute_transp): Precompute a canonical version
169 of XEXP (x, 0), and pass it to canon_true_dependence.
171 2012-11-27 Richard Biener <rguenther@suse.de>
174 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
175 stmt with a NOP instead of removing it.
177 2012-11-26 Richard Biener <rguenther@suse.de>
179 Backport from mainline
180 2012-10-19 Richard Biener <rguenther@suse.de>
182 PR tree-optimization/54976
183 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
184 Robustify against odd inner_mode inputs.
186 2012-10-12 Richard Biener <rguenther@suse.de>
188 PR tree-optimization/54894
189 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
190 Handle over-aligned scalar types properly.
192 2012-10-02 Richard Guenther <rguenther@suse.de>
195 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
198 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
200 Backport from mainline
201 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
203 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
204 explaining the register ordering preferences.
206 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
207 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
208 constraints so that the traditional floating point loads, stores,
209 and moves are done first, then the VSX loads, stores, and moves,
210 and finally the GPR loads, stores, and moves so that reload
211 chooses FPRs over GPRs, and uses the traditional load/store
212 instructions which provide an offset.
213 (movdf_hardfloat64): Likewise.
215 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
217 Backported from mainline
218 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
219 H.J. Lu <hongjiu.lu@intel.com>
222 * config/i386/i386.c (legitimize_pic_address): Properly handle
224 (ix86_print_operand_address): Set code to 'k' when forcing
225 addr32 prefix. For x32, zero-extend negative displacement if
228 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
230 * common.opt (fvar-tracking-uninit): Document.
231 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
232 * config/darwin.c (darwin_override_options): Likewise.
234 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
236 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
237 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
239 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
241 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
243 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
245 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
248 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
250 Backport from mainline
251 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/i386.c (ix86_init_machine_status): Do not
254 explicitly clear tls_descriptor_call_expanded_p again.
256 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
259 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
260 as read and written by the instruction.
262 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
265 (ix86_instantiate_decls): New function.
266 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
267 stack slot instead of SLOT_VIRTUAL.
268 <case IX86_BUILTIN_STMXCSR>: Ditto.
269 (assign_386_stack_local): Do not assert when virtual slot is valid.
270 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
271 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
272 (truncxf<mode>2): Ditto.
273 (floatunssi<mode>2): Ditto.
274 (isinf<mode>2): Ditto.
275 * config/i386/sync.md (atomic_load<mode>): Ditto.
276 (atomic_store<mode>): Ditto.
278 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
281 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
282 the argument is itself a conditional expression.
284 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
286 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
289 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
291 PR tree-optimization/54986
292 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
293 conversions on entry but add them back on exit if needed.
295 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
298 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
300 (print_reg): Use true_regnum rather than REGNO.
301 (ix86_print_operand_address): Remove SUBREG handling.
303 2012-11-05 Jakub Jelinek <jakub@redhat.com>
305 Backported from mainline
306 2012-10-24 Jakub Jelinek <jakub@redhat.com>
309 * gimple.h (is_gimple_sizepos): New inline function.
310 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
311 final assignment to expr variable.
312 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
313 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
314 into a local temporary.
316 2012-10-10 Jakub Jelinek <jakub@redhat.com>
318 PR tree-optimization/54877
319 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
320 use make_ssa_name instead of copy_ssa_name.
322 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
324 Backport from mainline
325 2012-10-31 Jakub Jelinek <jakub@redhat.com>
327 PR tree-optimization/53708
328 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
329 user-supplied alignment when used with an explicit section name.
331 2012-11-02 Jeff Law <law@redhat.com>
333 PR tree-optimization/54985
334 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
335 from thread_across_edge.
336 (thread_across_edge): Use it in all cases where we might thread
339 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
341 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
342 special register pushes before frame probing and allocation.
344 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
345 Joel Sherrill <joel.sherrill@oarcorp.com>
347 * config/sparc/t-rtems: New (Custom multilibs).
348 * config/sparc/t-rtems-64: New (Custom multilibs).
349 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
350 (sparc-*-rtems*): Add sparc/t-rtems.
352 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
354 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
356 (hash_rtx): Likewise.
358 2012-10-29 Terry Guo <terry.guo@arm.com>
360 Backport from mainline
361 2012-10-11 Terry Guo <terry.guo@arm.com>
363 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
365 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
368 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
370 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
371 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
373 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
375 * config/avr/t-rtems: Revert previous commit.
377 2012-10-26 Terry Guo <terry.guo@arm.com>
379 Backport from mainline
380 2012-10-23 Terry Guo <terry.guo@arm.com>
383 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
386 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
388 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
390 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
392 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
394 * config.gcc (microblaze*-*-rtems*): New target.
395 * config/microblaze/rtems.h: New.
396 * config/microblaze/t-rtems: New.
398 2012-10-25 Richard Biener <rguenther@suse.de>
400 PR tree-optimization/54902
401 * tree-ssa-pre.c (fini_pre): Return TODO.
402 (execute_pre): Adjust.
403 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
404 blocks before computing dominators.
406 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
408 Backport from mainline
409 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.c (memory_address_length): Assert that non-null
412 base or index RTXes are registers. Do not check for REG RTXes.
413 Determine addr32 prefix using SImode_address_operand or
414 from original base and index RTXes. Simplify code.
416 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386-protos.h (memory_address_length): Add new bool
419 argument. Update all uses.
420 * config/i386/i386.c (memory_address_length): If not LEA insn, then
421 add length of addr32 prefix based on mode of base or index register.
422 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
423 addresses here. Update call to memory_address_length.
424 (ix86_print_address_operand): Use SImode_address_operand predicate.
425 * config/i386/predicates.md (SImode_address_operand): New.
426 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
427 to calculate "mode" attribute. Use SImode_address_operand predicate
428 instead of open-coding accepted RTX codes.
430 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
432 Backport from 2012-10-22 trunk r192685.
433 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
434 Note __AVR_<device>__ is not defined for cores.
435 Don't point to --help=target.
436 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
438 2012-10-19 Marek Polacek <polacek@redhat.com>
440 Backported from mainline
441 2012-10-19 Marek Polacek <polacek@redhat.com>
444 * fold-const.c (fold_sign_changed_comparison): Punt if folding
445 pointer/non-pointer comparison.
447 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
449 Backported from mainline
450 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
453 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
454 sure the mode is correct when falling through from above cases.
456 2012-10-19 Alan Modra <amodra@gmail.com>
458 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
459 (HAVE_LD_LARGE_TOC): Likewise.
460 * configure: Regenerate.
462 2012-10-19 Alan Modra <amodra@gmail.com>
464 * config/rs6000/predicates.md (splat_input_operand): Don't call
465 input_operand for MEMs. Instead check for volatile and call
466 memory_address_addr_space_p with modified mode.
468 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
470 Backported from mainline
471 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
473 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
475 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
477 PR rtl-optimization/54870
478 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
479 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
480 SSA_NAME pointer that points to a partition if there is at least
481 one variable with it set in the partition.
482 * dse.c (local_variable_can_escape): New predicate.
483 (can_escape): Call it.
484 * gimplify.c (mark_addressable): If this is a partitioned decl, also
485 mark the SSA_NAME pointer that points to a partition.
487 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
489 Backport from mainline
490 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
492 PR rtl-optimization/53701
493 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
494 rocess not only expr's vinsns but all old vinsns from expr's
497 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
499 Backport from mainline
500 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
503 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
505 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
506 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
507 only if producer writes to the register given by regno.
509 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
511 Backport from mainline
512 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/sse.md (UNSPEC_MOVU): Remove.
516 (UNSPEC_STOREU): Ditto.
517 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
518 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
519 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
520 (<sse2>_movdqu<avxsizesuffix>): Split to ...
521 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
522 (<sse2>_storedqu<avxsizesuffix>): ... this.
523 (*sse4_2_pcmpestr_unaligned): Update.
524 (*sse4_2_pcmpistr_unaligned): Ditto.
526 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
527 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
528 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
529 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
530 gen_sse2_load{dqu,upd} to load from unaligned memory and
531 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
533 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
534 Use CODE_FOR_sse_loadups.
535 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
536 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
537 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
538 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
539 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
540 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
541 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
542 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
543 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
544 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
545 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
547 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
549 Backport from trunk (r190222):
551 PR tree-optimization/54146
552 * ifcvt.c: Include pointer-set.h.
553 (cond_move_process_if_block): Change type of then_regs and
554 else_regs from alloca'd array to pointer_sets.
555 (check_cond_move_block): Update for this change.
556 (cond_move_convert_if_block): Likewise.
557 * Makefile.in: Fix dependencies for ifcvt.o.
559 2012-10-15 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/54920
562 * tree-ssa-pre.c (create_expression_by_pieces): Properly
563 allocate temporary storage for all NARY elements.
565 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
568 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
570 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
572 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
573 default_use_cxa_atexit to yes.
575 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
577 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
579 2012-10-05 Jan Hubicka <jh@suse.cz>
580 Jakub Jelinek <jakub@redhat.com>
582 PR tree-optimization/33763
583 * tree-inline.c (expand_call_inline): Silently ignore always_inline
584 attribute for redefined extern inline functions.
586 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
588 Backported from mainline
589 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
591 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
592 in SSE and YMM state support check for -march=native.
594 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
597 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
600 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
602 Backported from mainline
603 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
606 * doc/invoke.texi: Document -mprefer-avx128.
608 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
610 Backported from mainline
611 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
614 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
615 (XSTATE_FP): Likewise.
616 (XSTATE_SSE): Likewise.
617 (XSTATE_YMM): Likewise.
618 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
619 SSE and YMM states aren't supported.
621 2012-10-01 Tom de Vries <tom@codesourcery.com>
623 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
626 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
629 * config/s390/s390.c (s390_option_override): Add missing break.
631 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
633 Backport from mainline
634 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
636 * config.gcc: Replace 'host' with 'target' when configuring for
637 powerpc64*-*-freebsd.
639 2012-09-28 Meador Inge <meadori@codesourcery.com>
641 Backport from mainline
642 2012-09-27 Meador Inge <meadori@codesourcery.com>
644 * gcc-ar.c (main): Handle the returning of the sub-process error
647 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
649 Backport from 2012-09-28 trunk r191821.
650 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
652 2012-09-27 Jakub Jelinek <jakub@redhat.com>
655 * simplify-rtx.c (simplify_binary_operation_1): Perform
656 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
658 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
660 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
661 TYPE_NONALIASED_COMPONENT flag.
662 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
663 TYPE_NONALIASED_COMPONENT flag.
665 2012-09-21 Richard Guenther <rguenther@suse.de>
668 Backport from mainline
669 2012-04-19 Richard Guenther <rguenther@suse.de>
671 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
674 2012-09-20 Joseph Myers <joseph@codesourcery.com>
677 * c-typeck.c (c_cast_expr): When casting to a type requiring
678 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
681 2012-09-20 Joseph Myers <joseph@codesourcery.com>
684 * c-typeck.c (build_unary_op): Pass original argument of
685 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
686 any C_MAYBE_CONST_EXPR, if it has integer operands.
687 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
688 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
689 to c_objc_common_truthvalue_conversion, then remove any
690 C_MAYBE_CONST_EXPR, if they have integer operands. Use
691 c_objc_common_truthvalue_conversion not
692 c_common_truthvalue_conversion.
693 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
694 call note_integer_operands for arguments with integer operands
695 that are not integer constants.
697 2012-09-20 Jakub Jelinek <jakub@redhat.com>
699 Backported from mainline
700 2012-09-17 Jakub Jelinek <jakub@redhat.com>
702 PR tree-optimization/54563
703 * tree-ssa-math-opts.c (execute_cse_sincos): Call
704 gimple_purge_dead_eh_edges if last call has been changed.
706 2012-09-14 Jakub Jelinek <jakub@redhat.com>
709 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
710 instead of (match_dup 0) as second argument to vec_merge.
711 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
712 Remove third alternative.
713 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
714 operand 2 instead of operand 1, but put it as first argument
716 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
717 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
720 2012-09-20 Jakub Jelinek <jakub@redhat.com>
722 * BASE-VER: Set to 4.7.3.
723 * DEV-PHASE: Set to prerelease.
725 2012-09-20 Release Manager
727 * GCC 4.7.2 released.
729 2012-09-15 Andi Kleen <ak@linux.intel.com>
731 Backport from mainline
732 2012-09-07 Andi Kleen <ak@linux.intel.com>
734 * gcc/lto-streamer.h (res_pair): Add.
735 (lto_file_decl_data): Replace resolutions with respairs.
737 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
739 (lto_file_finalize): Set up resolutions vector lazily from respairs.
741 2012-09-14 Walter Lee <walt@tilera.com>
743 Backport from mainline.
744 2012-09-14 Walter Lee <walt@tilera.com>
746 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
747 option for TILEPro and TILE-Gx.
749 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
751 * config/i386/i386.h (x86_prefetchw): New global variable.
752 (TARGET_PREFETCHW): New macro.
753 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
754 (processor_alias_table): Add PTA_PREFETCHW to
755 bdver1, bdver2 and btver1.
756 (ix86_option_override_internal): Set x86_prefetchw for
757 PTA_PREFETCHW targets.
758 * config/i386/i386.md (prefetch): Expand to prefetchw
759 for TARGET_PREFETCHW.
760 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
762 Backport from mainline
763 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
765 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
766 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
768 (*prefetch_sse): ... this.
769 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
771 (*prefetch_3dnow): ... this.
773 2012-09-13 Jakub Jelinek <jakub@redhat.com>
776 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
777 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
779 2012-09-12 Teresa Johnson <tejohnson@google.com>
781 Backport from mainline.
782 2012-09-12 Teresa Johnson <tejohnson@google.com>
784 PR gcov-profile/54487
785 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
786 test using F_SETLKW with fcntl.
787 * configure, config.in: Regenerate.
789 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
791 Backport from mainline
792 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
794 * config/i386/i386.md : Comments on fma4 instruction selection
795 reflect requirement on register pressure based cost model.
797 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
798 flag is set-reset as informed by the cpuid flag.
800 * config/i386/i386.c (processor_alias_table): fma4
801 flag is enabled for bdver2.
803 2012-09-12 Christian Bruel <christian.bruel@st.com>
805 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
807 2012-09-12 Jakub Jelinek <jakub@redhat.com>
809 * config.gcc: Obsolete picochip-*.
811 2012-09-11 Richard Guenther <rguenther@suse.de>
814 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
815 on flag_toplevel_reorder.
817 2012-09-10 Richard Henderson <rth@redhat.com>
819 * config/alpha/predicates.md (small_symbolic_operand): Disallow
822 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
824 Backport from 2012-09-10 mainline r191132.
827 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
829 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
832 * tree-sra.c (disqualify_base_of_expr): Check for possible
833 NULL_TREE returned by get_base_address()
835 2012-09-07 Richard Guenther <rguenther@suse.de>
837 Backport from mainline
838 2012-06-26 Jan Hubicka <jh@suse.cz>
841 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
844 2012-09-07 Richard Guenther <rguenther@suse.de>
846 Backport from mainline
847 2012-07-13 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/53922
850 * tree-vrp.c (value_inside_range): Change prototype to take
851 min/max instead of value-range.
852 (range_includes_zero_p): Likewise. Return the result from
854 (extract_range_from_binary_expr_1): Adjust to handle dont-know
855 return value from range_includes_zero_p.
856 (extract_range_from_unary_expr_1): Likewise.
857 (compare_range_with_value): Likewise.
858 (vrp_meet_1): Likewise.
860 2012-09-07 Richard Guenther <rguenther@suse.de>
863 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
864 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
865 arguments separately.
867 2012-09-07 Jakub Jelinek <jakub@redhat.com>
869 Backported from mainline
870 2012-09-06 Jakub Jelinek <jakub@redhat.com>
872 PR rtl-optimization/54455
873 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
874 bb ends up with asm goto referencing bb's label.
876 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
878 Backport from mainline.
879 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
880 Richard Earnshaw <richard.earnshaw@arm.com>
883 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
884 element size. Use elem_type from the formal parameter. New parameter
886 (neon_expand_args): Adjust call to neon_dereference_pointer.
888 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
891 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
893 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
895 Backport from mainline
896 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.md (isa): Add fma and fma4.
899 (enabled): Handle fma and fma4.
900 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
901 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
902 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
903 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
904 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
905 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
907 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
910 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
911 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
913 2012-09-06 Richard Guenther <rguenther@suse.de>
915 PR tree-optimization/54498
916 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
917 abort when reaching an already visited region.
918 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
919 (get_continuation_for_phi_1): Likewise.
920 (walk_non_aliased_vuses): When we translated the reference,
921 abort when we re-visit a region.
922 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
924 2012-09-06 Andrew Pinski <apinski@cavium.com>
927 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
929 2012-09-05 Jakub Jelinek <jakub@redhat.com>
932 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
933 build_int_cst with size_type_node instead of size_int.
935 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
937 Backport from 2012-09-05 mainline r190697.
940 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
941 configured --with-avrlibc.
942 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
944 * config/avr/avrlibc.h: New file.
945 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
946 configured --with-avrlibc.
947 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
949 2012-09-05 Bin Cheng <bin.cheng@arm.com>
951 Backport from 2012-09-04 mainline r190919
954 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
955 of size less than 4 bytes by using macro ARM_NUM_INTS.
956 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
958 2012-09-04 Richard Henderson <rth@redhat.com>
960 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
962 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
964 Backport from 2012-09-04 mainline r190920
967 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
969 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
971 Backport from 2012-09-04 mainline r190914
974 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
976 (avr_allocate_stack_slots_for_args): ...this new static function.
978 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
980 Backported from mainline
981 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
984 * doc/invoke.texi: Add -da and remove -dm.
986 2012-09-03 Jakub Jelinek <jakub@redhat.com>
988 Backported from mainline
989 2012-09-01 Jakub Jelinek <jakub@redhat.com>
992 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
993 operands[1] is CONST_INT_P, convert it to QImode before printing.
995 2012-08-31 Jakub Jelinek <jakub@redhat.com>
998 * c-convert.c (convert): Don't call fold_convert_loc if
999 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1000 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1001 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1003 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1006 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1007 if init is a CONSTRUCTOR.
1009 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1011 PR rtl-optimization/54369
1012 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1013 calling dbr_schedule.
1014 * config/sparc/sparc.c (sparc_reorg): Likewise.
1016 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1018 Backport from mainline
1019 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1021 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1022 case for Atom processor.
1024 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1026 Backport from mainline
1027 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1031 true for TARGET_64BIT or !flag_pic.
1032 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1033 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1034 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1035 Add insn constraint. Conditionally emit xchg asm insns.
1036 (atomic_compare_and_swap<mode>): Update calls. Check only
1037 cmpxchg8b_pic_memory_operand in memory address fixup.
1039 (CASHMODE): Rename from DCASHMODE.
1040 (doublemodesuffix): Update modes.
1041 (regprefix): New mode attribute.
1043 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1044 <UNSPECV_CMPXCHG>: New constant.
1045 (atomic_compare_and_swap<mode>_1): Rename from
1046 atomic_compare_and_swap_single<mode>. Update calls and
1047 unspec_volatile constants.
1048 (atomic_compare_and_swap<mode>_doubleword): Rename from
1049 atomic_compare_and_swap_double<mode>. Update calls and
1050 unspec_volatile constants.
1052 2012-08-28 Walter Lee <walt@tilera.com>
1054 Backport from mainline
1055 2012-08-28 Walter Lee <walt@tilera.com>
1057 * confg/tilegx/tilegx.md: Fix code style.
1058 (*zero_extendsidi_truncdisi): Fix typo.
1059 * config/tilegx/tilegx.c: Fix code style.
1060 (tilegx_function_profiler): Fix typo.
1062 2012-08-27 Walter Lee <walt@tilera.com>
1064 Backport from mainline
1065 2012-08-27 Walter Lee <walt@tilera.com>
1067 * doc/md.texi (TILE-Gx): Fix typo.
1069 2012-08-27 Walter Lee <walt@tilera.com>
1071 Backport from mainline
1072 2012-08-27 Walter Lee <walt@tilera.com>
1074 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1075 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1077 2012-08-27 Walter Lee <walt@tilera.com>
1079 Backport from mainline
1080 2012-08-27 Walter Lee <walt@tilera.com>
1082 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1083 (insn_bfins): Delete.
1085 2012-08-27 Walter Lee <walt@tilera.com>
1087 Backport from mainline
1088 2012-08-27 Walter Lee <walt@tilera.com>
1090 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1091 atomic_exchange_bare<mode>,
1092 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1093 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1094 * config/tilegx/tilegx.md (type): Add X1_remove.
1095 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1096 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1097 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1100 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1102 PR rtl-optimization/54088
1103 * jump.c (delete_related_insns): Robustify latest change.
1105 2012-08-21 Richard Guenther <rguenther@suse.de>
1107 Backport from mainline
1108 2012-08-16 Richard Guenther <rguenther@suse.de>
1111 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1113 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1114 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1115 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1116 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1117 (tree_ssa_lim_finalize): Free all mem_refs.
1118 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1119 scc when bailing out.
1120 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1121 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1122 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1123 FOR_EACH_LOOP_BREAK.
1125 2012-08-17 Richard Guenther <rguenther@suse.de>
1127 * tree-sra.c (modify_function): Free redirect_callers vector.
1128 * ipa-split.c (split_function): Free args_to_pass vector.
1129 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1131 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1132 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1133 (vect_analyze_slp_instance): Free everything.
1134 (destroy_bb_vec_info): Free the SLP instances.
1136 2012-08-17 Richard Guenther <rguenther@suse.de>
1138 * params.def (integer-share-limit): Decrease from 256 to 251,
1141 2012-08-21 Richard Guenther <rguenther@suse.de>
1143 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1144 the affine expansion cache.
1146 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1148 Backported from trunk
1149 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1152 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1154 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1156 Backport from mainline.
1157 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1160 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1161 mark as predicable. Adjust asm template.
1162 (vec_setv2di_internal): Likewise.
1163 (vec_extract<mode> VD, VQ): Likewise.
1164 (vec_extractv2di): Likewise.
1165 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1166 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1167 (neon_vdup_n<mode> VX, V32): Likewise.
1168 (neon_vdup_nv2di): Likewise.
1170 2012-08-17 Walter Lee <walt@tilera.com>
1172 Backport from mainline
1173 2012-08-17 Walter Lee <walt@tilera.com>
1175 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1176 (FEEDBACK_ENTER): Define.
1177 (FEEDBACK_REENTER): Define.
1178 (FEEDBACK_ENTRY): Define.
1179 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1180 (FEEDBACK_ENTER): Define.
1181 (FEEDBACK_REENTER): Define.
1182 (FEEDBACK_ENTRY): Define.
1184 2012-08-16 Walter Lee <walt@tilera.com>
1186 Backport from mainline
1187 2012-08-16 Walter Lee <walt@tilera.com>
1189 * config.gcc (tilegx-*-linux*): Add feedback.h.
1190 (tilepro-*-linux*): Likewise.
1191 * config/tilegx/feedback.h: New file.
1192 * config/tilepro/feedback.h: New file.
1194 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1196 Backport from mainline r189840 and r187586:
1197 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1199 * config/i386/i386.md (stack_protect_set): Disable the pattern
1200 for Android since Android libc (bionic) does not provide random
1201 value for stack protection guard at gs:0x14. Guard value
1202 will be provided from external symbol (default implementation).
1203 (stack_protect_set_<mode>): Likewise.
1204 (stack_protect_test): Likewise.
1205 (stack_protect_test_<mode>): Likewise.
1206 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1207 not have Bionic by default
1208 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1209 Macro OPTION_BIONIC is defined in this file and provides Bionic
1210 accessibility status
1212 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1214 * configure.ac: Stack protector enabling for Android targets.
1215 * configure: Regenerate.
1217 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1219 Backported from trunk
1220 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1222 PR rtl-optimization/53942
1223 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1224 directly from likely spilled non-fixed hard registers, move them
1227 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1230 (xop_phaddubq): Ditto.
1232 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1234 Backport from mainline
1235 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1236 Richard Earnshaw <rearnsha@arm.com>
1238 * target.def (vector_alignment): New target hook.
1239 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1240 * doc/tm.texi: Regenerate.
1241 * targhooks.c (default_vector_alignment): New function.
1242 * targhooks.h (default_vector_alignment): Add prototype.
1243 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1244 * config/arm/arm.c (arm_vector_alignment): New function.
1245 (TARGET_VECTOR_ALIGNMENT): Define.
1247 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1248 vector type alignment instead of size.
1249 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1250 element type size directly instead of computing it from alignment.
1251 Fix variable naming and comment.
1253 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1255 Backport from mainline
1256 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1258 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1259 (alpha_pad_function_end): ... this. Also insert NOP between
1260 sibling call and GP load.
1261 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1263 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1265 Backport from mainline
1266 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1267 H.J. Lu <hongjiu.lu@intel.com>
1269 PR rtl-optimization/54157
1270 * combine.c (gen_lowpart_for_combine): Don't return identity
1271 for CONST or symbolic reference.
1273 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1275 Backport from mainline
1276 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1279 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1280 split_cost argument signed.
1281 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1282 (ix86_avoid_lea_for_addr): Ditto.
1284 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1287 the address has less than two components.
1289 2012-08-02 Steve Ellcey <sellcey@mips.com>
1291 Backport from mainline
1292 2012-07-19 Steve Ellcey <sellcey@mips.com>
1294 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1297 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1299 Backport from mainline
1300 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1303 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1304 negative constant address for TARGET_X32 ...
1305 (ix86_decompose_address): ... here. Reject constant addresses
1306 that don't satisfy x86_64_immediate_operand predicate.
1308 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1312 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1313 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1314 addresses. Prevent zero extensions of CONST_INT operands.
1316 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1319 * config/i386/i386.md (*lea): New insn pattern.
1321 (*lea<mode>_2): Ditto.
1322 (*lea_{3,4,5,6}_zext): Ditto.
1323 * config/i386/predicates.md (lea_address_operand): Do not reject
1324 zero-extended address operands.
1325 * config/i386/constraints.md (j): Remove address constraint.
1326 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1328 (ix86_print_operand_address): Handle SImode subreg of an address.
1329 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1331 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1333 Backport from mainline
1334 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1338 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1340 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1341 (*movdi_internal_rex64): Use %E operand modifier for lea.
1342 (*movsi_internal): Ditto.
1344 (*lea<mode>_2): Ditto.
1345 (*lea_{3,4,5,6}_zext): Ditto.
1346 (*tls_global_dynamic_32_gnu): Ditto.
1347 (*tls_global_dynamic_64): Ditto.
1348 (*tls_dynamic_gnu2_lea_32): Ditto.
1349 (*tls_dynamic_gnu2_lea_64): Ditto.
1350 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1352 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1354 Backport from mainline
1355 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1359 (ix86_print_operand_address): Assert that parts.base and parts.index
1360 are non-NULL after call to simplify_subreg.
1362 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1365 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1367 * config/sh/sh.c (sh_option_override): Do not change
1368 flag_finite_math_only. Set TARGET_IEEE to complement of
1369 flag_finite_math_only.
1370 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1371 description of mieee and mno-ieee behavior.
1373 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1376 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1377 (_lzcnt_u64): Ditto.
1379 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1381 Backport from mainline
1382 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1384 PR rtl-optimization/52250
1385 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1386 to put note list into. Unconditionally call move_bb_info.
1387 (move_bb_info): Do not assert the blocks being in the same region,
1388 just drop the note list if they are not.
1390 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1392 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1394 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1396 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1397 defining statement is a SSA name that occurs in abnormal PHIs.
1399 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1401 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1404 2012-07-19 Richard Guenther <rguenther@suse.de>
1405 Eric Botcazou <ebotcazou@adacore.com>
1407 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1408 about transition from invariant to known bits.
1409 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1411 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1414 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1415 (cleanup_tree_cfg_bb): Don't call it.
1416 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1419 2012-07-19 Christian Bruel <christian.bruel@st.com>
1422 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1424 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1426 * config.gcc (v850-*-rtems*): New target.
1427 * config/v850/rtems.h: New.
1428 * config/v850/t-rtems: New.
1430 2012-07-18 Nick Clifton <nickc@redhat.com>
1432 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1434 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
1438 Backport from mainline
1439 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1442 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1443 instead expand it as zero extension.
1445 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1447 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1448 QImode and HImode splitters. Use ix86_comparison_operator.
1449 Explicitly match FLAGS_REG.
1450 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1452 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1453 Steven Bosscher <steven@gcc.gnu.org>
1454 Bernd Schmidt <bernds@codesourcery.com>
1456 PR rtl-optimization/53908
1457 * df-problems.c (can_move_insns_across): When doing
1458 memory-reference book-keeping, handle call insns.
1460 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
1462 Backport from mainline
1463 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1466 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1467 sibcall_insn_operand. Move it to a temporary register if not.
1469 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1472 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1473 emit PIC sequence for fnaddr symbol reference in advance.
1475 2012-07-09 Jason Merrill <jason@redhat.com>
1478 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
1479 (type_hash_eq): Likewise.
1482 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1484 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1486 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1487 due to negative shift amount.
1489 2012-07-06 Kai Tietz <ktietz@redhat.com>
1491 Backport from mainline.
1493 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1494 as "/mingw/include".
1496 2012-07-06 Nick Clifton <nickc@redhat.com>
1498 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1499 default_encode_section_info.
1501 2012-07-06 Richard Guenther <rguenther@suse.de>
1503 Backport from mainline
1504 2012-03-30 Richard Guenther <rguenther@suse.de>
1507 * double-int.c (rshift_double): Remove not needed cast.
1509 2012-03-28 Richard Guenther <rguenther@suse.de>
1512 * double-int.h (rshift_double): Remove.
1513 * double-int.c (lshift_double): Use absu_hwi to make count
1515 (rshift_double): Make static, take unsigned count argument,
1516 remove handling of negative count argument.
1517 (double_int_rshift): Dispatch to lshift_double.
1519 2012-07-06 Richard Guenther <rguenther@suse.de>
1521 Backport from mainline
1522 2012-06-18 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/53693
1525 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1526 Reject operands with more than one use.
1528 2012-07-06 Richard Guenther <rguenther@suse.de>
1530 Backport from mainline
1531 2012-04-11 Richard Guenther <rguenther@suse.de>
1534 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1535 consider loop nesting.
1536 (evolution_function_is_univariate_p): Properly check the remainder
1539 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
1541 Backport from mainline
1542 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1544 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1545 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1546 (adjacent_mem_locations): Move some code to and call...
1547 (get_memref_parts): ...new function.
1548 (mem_locations_overlap): New function.
1549 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1550 (is_mem_ref): Rename to...
1551 (find_mem_ref): ...this. Return MEM rtx.
1552 (get_store_dest): Remove function.
1553 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1554 new parameter and adjust calls.
1555 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1556 mem refs overlap for true_store_to_load_dep_costly.
1557 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1558 passed to adjacent_mem_locations.
1559 (is_costly_group): Walk resolved dependency list.
1560 (force_new_group): Emit group ending nop for Power6/Power7.
1561 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1562 (group_ending_nop): New define_insn.
1564 2012-07-04 Richard Guenther <rguenther@suse.de>
1567 * gimple-fold.c (get_base_constructor): Do not return an
1568 error_mark_node DECL_INITIAL.
1570 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1572 Backport from mainline
1573 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1575 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1576 code model string in the error message.
1578 2012-07-04 Tristan Gingold <gingold@adacore.com>
1580 Backport from mainline.
1581 2012-06-25 Tristan Gingold <gingold@adacore.com>
1583 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1584 (seh_cfa_adjust_cfa): ... that function.
1585 (seh_emit_stackalloc): Do not emit out of range values.
1586 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1587 UNSPEC_DEF_CFA constants.
1588 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1589 * config/i386/i386.c (ix86_frame_pointer_required): Required
1590 for very large frames on SEH target.
1591 (ix86_compute_frame_layout): Save area is before frame pointer
1592 on SEH target. Handle very large frames.
1593 (ix86_expand_prologue): Likewise.
1595 2012-07-04 Richard Guenther <rguenther@suse.de>
1597 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1598 as in free_lang_data_in_type.
1600 2012-07-02 Martin Jambor <mjambor@suse.cz>
1602 Backport from mainline.
1603 2012-07-02 Martin Jambor <mjambor@suse.cz>
1606 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1607 dynamic type change check.
1609 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1611 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1612 last statement of the finally block onto the switch.
1614 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1616 * configure: Regenerate.
1618 Backport from mainline.
1619 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1621 * config.gcc (target_type_format_char): New. Document it. Set it for
1623 * configure.ac (gnu_unique_option): Use target_type_format_char
1624 in test. Comment rationale.
1626 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1628 Backport from mainline.
1629 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1631 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1633 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1635 Backport from 2012-06-28 mainline r189049
1638 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1639 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1640 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1641 avr_hard_regno_call_part_clobbered.
1643 2012-06-28 Richard Guenther <rguenther@suse.de>
1646 * expr.c (expand_expr_real_1): Verify if the type is complete
1647 before inspecting its size.
1649 2012-06-27 Nick Clifton <nickc@redhat.com>
1651 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1654 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1657 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1659 2012-06-26 Nick Clifton <nickc@redhat.com>
1661 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1663 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1666 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1667 of x x x in the vmovlps load alternative.
1669 2012-06-22 Richard Guenther <rguenther@suse.de>
1671 * gcov-iov.c: Include bconfig.h and system.h.
1673 2012-06-22 Richard Guenther <rguenther@suse.de>
1675 PR gcov-profile/53744
1676 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1678 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1680 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1681 DECL_IGNORED_P non-reg vars even if they are used.
1683 2012-06-19 Jason Merrill <jason@redhat.com>
1686 * dwarf2out.c (modified_type_die): Use scope_die_for.
1687 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1688 (uses_local_type_r, uses_local_type): New.
1689 (scope_die_for): Keep a type that uses a local type in local scope.
1690 Use get_context_die for namespace and type scope.
1692 2012-06-19 Richard Guenther <rguenther@suse.de>
1695 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1696 replace it with the first non-BLOCK context.
1698 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
1700 PR rtl-optimization/53700
1702 Backport from mainline
1703 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1705 * ira-color.c (setup_left_conflict_sizes_p): Process all
1706 conflicting objects.
1708 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1710 Backport from mainline
1711 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1714 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1715 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1716 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1717 instead of xop_mulv2div2di3_low.
1718 (xop_p<macs>dql): Fix vec_select selector.
1719 (xop_p<macs>dqh): Ditto.
1720 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1721 (xop_mulv2div2di3_high): Ditto.
1723 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1725 Backport from mainline:
1726 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1728 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1730 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1732 Backport from mainline:
1733 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1735 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1736 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1737 MAX_PCREL17F_OFFSET instead of fixed offset.
1738 (pa_attr_length_call): Likewise.
1739 (pa_attr_length_indirect_call): Likewise.
1741 2012-06-15 Walter Lee <walt@tilera.com>
1743 Backport from mainline:
1744 2012-06-15 Walter Lee <walt@tilera.com>
1746 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1748 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1750 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1752 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
1754 Backport from mainline:
1756 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1757 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1758 * gimple.h (block_in_transaction): Check for flag_tm.
1760 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
1762 PR tree-optimization/52558
1764 Backport from mainline:
1765 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1766 * gimple.h (gimple_set_in_transaction): Remove.
1767 (gimple_in_transaction): Look in BB instead.
1768 (gimple_statement_base): Remove in_transaction field.
1769 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1770 * trans-mem.c (compute_transaction_bits): Place transaction bit
1771 information into basic blocks.
1773 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1775 PR tree-optimization/52558
1776 * cfg.c (alloc_aux_for_edge): Fix comment.
1777 (alloc_aux_for_edge): Remove static.
1778 * basic-block.h (alloc_aux_for_edge): Protoize.
1779 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1780 (execute_sm_if_changed_flag): New.
1781 (execute_sm_if_changed_flag_set): New.
1782 (execute_sm): Do not generate data races unless requested.
1783 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1784 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1785 * gimple.h (block_in_transaction): New.
1786 (gimple_in_transaction): Use block_in_transaction.
1788 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1790 Backported from mainline
1791 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1793 PR rtl-optimization/53589
1794 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1795 discovery even when e->dest != target. If any LABEL_REF points
1796 to e->dest label, redirect it to target's label.
1798 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1801 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
1802 returns false, replace stmt with GIMPLE_NOP.
1803 (check_omp_nesting_restrictions): Instead of issuing warnings,
1804 issue errors and return false if any errors were reported.
1806 2012-06-14 Richard Guenther <rguenther@suse.de>
1808 * BASE-VER: Set to 4.7.2.
1809 * DEV-PHASE: Set to prerelease.
1811 2012-06-12 Christian Bruel <christian.bruel@st.com>
1814 * config/sh/sh.c (sh_option_override): Don't force
1815 flag_omit_frame_pointer and maccumulate_outgoing_args.
1816 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1818 2012-06-14 Release Manager
1820 * GCC 4.7.1 released.
1822 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
1824 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1826 2012-06-13 Richard Henderson <rth@redhat.com>
1828 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1829 iterator instead of INT.
1831 2012-06-08 Richard Henderson <rth@redhat.com>
1834 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1835 note to a clobber insn when no other insn is available.
1837 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1840 * doc/invoke.texi (Wenum-compare): Update documentation.
1842 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1845 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1847 (altivec_stvlxl): Ditto.
1848 (altivec_stvrx): Ditto.
1849 (altivec_stvrxl): Ditto.
1851 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1854 * trans-mem.c (expand_block_edges): Do not skip the first
1855 statement when resetting the BB.
1857 2012-06-04 Richard Guenther <rguenther@suse.de>
1860 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1861 create new assembler names.
1863 2012-06-04 Richard Guenther <rguenther@suse.de>
1865 Backport from mainline
1866 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1869 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1870 larger than maxbits. Don't compute maxbits modulo align.
1871 Also check that unit bytes long store at bitpos / unit * unit
1872 doesn't affect bits beyond bitregion_end.
1873 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1874 would not fit into bitregion_start ... bitregion_end + 1 bit
1876 (store_split_bit_field): Decrease unit close to end of bitregion_end
1877 if access is restricted in order to avoid mutual recursion.
1879 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1881 Backport from 2012-06-04 mainline r188172
1884 * config/avr/avr-stdint.h: New file.
1885 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1888 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1890 PR tree-optimization/53550
1891 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1892 is POINTER_TYPE_P, use sizetype as step type instead of type.
1894 2012-06-04 Richard Guenther <rguenther@suse.de>
1895 Eric Botcazou <ebotcazou@adacore.com>
1897 Backport from mainline
1898 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1900 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1901 Change type of BITOFFSET to signed. Make sure the lower bound of
1902 the computed range is non-negative by adjusting OFFSET and BITPOS.
1903 (expand_assignment): Adjust call to get_bit_range.
1905 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1907 * expr.c (get_bit_range): Return the null range if the enclosing record
1908 is part of a larger bit field.
1910 2012-03-20 Richard Guenther <rguenther@suse.de>
1912 * stor-layout.c (finish_bitfield_representative): Fallback
1913 to conservative maximum size if the padding up to the next
1914 field cannot be computed as a constant.
1915 (finish_bitfield_layout): If we cannot compute the distance
1916 between the start of the bitfield representative and the
1917 bitfield member start a new representative.
1918 * expr.c (get_bit_range): The distance between the start of
1919 the bitfield representative and the bitfield member is zero
1920 if the field offsets are not constants.
1922 2012-03-16 Richard Guenther <rguenther@suse.de>
1924 * stor-layout.c (finish_bitfield_representative): Fall back
1925 to the conservative maximum size if we cannot compute the
1926 size of the tail padding.
1928 2012-03-14 Richard Guenther <rguenther@suse.de>
1930 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1931 * stor-layout.c (start_bitfield_representative): New function.
1932 (finish_bitfield_representative): Likewise.
1933 (finish_bitfield_layout): Likewise.
1934 (finish_record_layout): Call finish_bitfield_layout.
1935 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1936 for QUAL_UNION_TYPE fields.
1937 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1938 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1939 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1944 * expr.c (get_bit_range): Unconditionally extract bitrange
1945 from DECL_BIT_FIELD_REPRESENTATIVE.
1946 (expand_assignment): Adjust call to get_bit_range.
1948 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
1951 * fold-const.c (fold_binary_loc): Refine previous change.
1953 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1955 Backport from mainline
1956 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1959 * config/sh/sh.c (find_barrier): Add equality check of last_got to
1960 avoid going above orig insn. Update comments.
1962 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1964 Backport from mainline
1965 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1968 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1969 prologue for unwinder and profiler.
1971 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1973 Backport from mainline
1974 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1976 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1978 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1980 Backport from mainline
1981 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1983 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1984 DBX_REGISTER_NUMBER.
1986 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1988 Backport from mainline
1989 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1991 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1992 operand is CONST_INT. Take COSTS_N_INSNS into account.
1993 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
1996 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1998 * config/avr/avr.opt (-msp8): Document it.
1999 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2001 2012-05-31 Richard Guenther <rguenther@suse.de>
2004 * expr.c (expand_assignment): Do not use movmisalign on
2007 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2010 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2011 (pa_section_type_flags): New.
2012 (pa_legitimate_constant_p): Revert previous change.
2014 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2016 Backport from mainline
2017 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2020 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2021 accessed indirectly.
2022 (ipa_tm_create_version): Same.
2024 2012-05-30 Jason Merrill <jason@redhat.com>
2027 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2028 about array compound literals.
2030 2012-05-30 Richard Guenther <rguenther@suse.de>
2033 * fold-const.c (fold_binary_loc): Make sure to call
2034 fold_plusminus_mult_expr with the original sign of operands.
2036 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2038 * explow.c (probe_stack_range): Restore simple control flow and stop
2039 again when the probe cannot be generated if HAVE_check_stack.
2041 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2043 PR rtl-optimization/53519
2044 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2045 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2047 2012-05-29 Richard Guenther <rguenther@suse.de>
2049 PR tree-optimization/53516
2050 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2052 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2054 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2056 Backport from mainline
2057 2012-05-28 Richard Guenther <rguenther@suse.de>
2059 PR tree-optimization/53438
2060 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2062 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2064 Backport from mainline
2065 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2067 PR rtl-optimization/52528
2068 * combine.c (can_combine_p): Add setting of subst_low_luid
2069 before call to expand_field_assignment().
2071 2012-05-26 Martin Jambor <mjambor@suse.cz>
2073 Backport from mainline
2074 2012-05-23 Martin Jambor <mjambor@suse.cz>
2076 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2078 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2081 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2082 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2084 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2087 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2088 (ix86_expand_vec_perm): Use int mode instead of float.
2090 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2093 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2094 gnu_ld variables to yes.
2095 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2096 (HAVE_GNU_AS): Likewise.
2097 * config.in: Regenerate.
2098 * configure: Likewise.
2100 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2102 Backport from mainline
2103 2012-03-12 Richard Guenther <rguenther@suse.de>
2104 * config/arm/arm.c (neon_dereference_pointer): Do not call
2105 covert during RTL expansion.
2107 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2109 Backport from mainline
2110 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2113 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2114 relied on signed overflow behavior.
2116 2012-05-24 Richard Guenther <rguenther@suse.de>
2119 * tree-profile.c (tree_profiling): Cleanup the CFG if
2120 execute_fixup_cfg requests it.
2122 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2124 PR tree-optimization/53465
2125 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2126 vr0 into *vr, then vrp_meet that.
2127 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2128 have any equivalences.
2129 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2132 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2134 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2136 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2137 (iterative_hash_gimple_type): Adjust comment.
2138 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2139 domain for an array type instead of the domain type itself.
2141 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2143 Backport from 2012-05-23 mainline r187803
2146 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2147 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2150 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2152 Backport from 2012-05-03 mainline r187075
2154 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2155 has_fma4 for AMD processors with both fma3 and fma4 support.
2157 2012-05-22 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/53408
2160 * tree-vect-loop.c (vectorizable_induction): Properly check
2161 the restriction that we cannot handle induction results from
2162 the inner loop outside of the outer loop.
2164 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2166 PR tree-optimization/53436
2167 * omp-low.c (omp_build_component_ref): New function.
2168 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2170 PR tree-optimization/53366
2171 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2172 tests if complex_numbers == 2, but there are non-complex number loads
2175 PR tree-optimization/53409
2176 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2177 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2179 PR tree-optimization/53410
2180 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2181 instead of build_int_cst (type, 0) where vector types might be
2184 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2187 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2188 from folded operands before wrapping another around the
2189 conditional expression.
2191 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2192 Patrick Marlier <patrick.marlier@gmail.com>
2194 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2197 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2199 Backport from mainline
2200 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2203 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2204 (UNSPECV_RDRAND): This.
2205 (rdrand<mode>_1): Updated.
2207 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2209 Backport from mainline
2210 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2212 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2213 RDRND, F16C and FSGSBASE.
2215 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2217 Backport from mainline
2218 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2220 * tree-ssa-pre.c (can_value_number_call): Delete.
2221 (compute_avail): Skip all statements with side effects.
2222 <GIMPLE_CALL>: Skip calls to internal functions.
2224 2012-05-18 David S. Miller <davem@davemloft.net>
2226 Backport r185385 from mainline
2227 2012-03-14 Richard Guenther <rguenther@suse.de>
2230 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2231 element type instead of mode, use build_vector_type_for_mode
2232 instead of the langhook, build a vector of proper signedness.
2233 (expand_vector_operations_1): Adjust.
2235 2012-05-18 Olivier Hainque <hainque@adacore.com>
2237 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2238 $(libsubdir) as libexecsubdir.
2240 2012-05-16 Andrew Pinski <apinski@cavium.com>
2242 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2245 2012-05-16 David S. Miller <davem@davemloft.net>
2247 * jump.c (delete_related_insns): If we remove a CALL, make sure
2248 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2250 2012-05-16 Richard Henderson <rth@redhat.com>
2253 * combine-stack-adj.c (prev_active_insn_bb): New.
2254 (next_active_insn_bb): New.
2255 (force_move_args_size_note): New.
2256 (combine_stack_adjustments_for_block): Use it.
2258 2012-05-16 Olivier Hainque <hainque@adacore.com>
2260 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2261 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2262 Add comments and improve stamp preservation across the whole sequence.
2263 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2265 2012-05-16 Richard Guenther <rguenther@suse.de>
2267 PR tree-optimization/53364
2268 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2269 detect a view-conversion of the decl.
2271 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2274 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2275 that operands[2] is either immediate, or q_regs_operand.
2277 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2279 Backport r187139 from mainline.
2280 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2282 PR rtl-optimization/52804
2283 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2284 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2285 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2286 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2287 RELOAD_FOR_OUTADDR_ADDRESS.
2289 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2292 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2293 generate target register for "load" class builtins.
2296 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2299 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2300 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2301 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2302 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2303 (<sse>_movu<ssemodesuffix>): New expander.
2304 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2305 (avx_movdqu<avxmodesuffix>): New expander.
2306 (*sse2_movdqu): Rename from sse2_movdqu.
2307 (sse2_movdqu): New expander.
2309 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2311 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2312 lineno 1 the same as lineno 0 before first start file directive.
2313 (optimize_macinfo_range): Likewise.
2315 * dwarf2out.c (have_macinfo): Define.
2316 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2317 attribute, don't force empty compilation unit and don't emit any
2318 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2320 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2322 Backport from mainline
2323 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2325 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2326 ORDERED and UNORDERED conditions.
2328 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2330 * function.c (requires_stack_frame_p): If the function can throw
2331 non-call exceptions, return true if the insn can throw internally.
2333 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2335 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2336 DECL_ORIGINAL_TYPE if it is present.
2338 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2340 Backport from 2012-05-12 mainline r187342.
2343 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2344 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2345 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2346 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2347 (expand_prologue): Move initialization of cfun->machine->is_naked,
2348 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2349 (avr_set_current_function): ...this new static function.
2350 (TARGET_SET_CURRENT_FUNCTION): New define.
2351 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2352 checking attributes of current_function_decl.
2353 (avr_regs_to_save): Ditto.
2354 (signal_function_p): Rename to avr_signal_function_p.
2355 (interrupt_function_p): Rename to avr_interrupt_function_p.
2357 * doc/extend.texi (Function Attributes): Better explanation of
2358 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2361 2012-05-09 Matthias Klose <doko@ubuntu.com>
2363 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2365 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2368 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2369 when a constant source operand matches an "I" constraint, the "no
2370 CC0 change" applies to a register-destination only, not a
2371 strict_low_part-destination.
2373 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2375 Backport from mainline:
2376 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2378 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2380 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2382 PR tree-optimization/53239
2383 * tree-vrp.c (get_value_range): Set VR of
2384 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
2387 2012-05-07 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/53195
2390 * tree-inline.c (setup_one_parameter): Properly add referenced
2391 vars from the parameters new known value.
2393 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2395 Backport from mainline:
2396 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2399 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2402 2012-05-04 Ian Lance Taylor <iant@google.com>
2404 * tree-vect-patterns.c (vect_single_imm_use): Correct return
2405 values from false to NULL.
2407 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2409 Backport from mainline
2410 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2414 (TARGET_CMOV): Rename from TARGET_CMOVE.
2415 (TARGET_CMOVE): New define.
2416 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2417 Do not set TARGET_CMOVE here.
2419 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2421 Backport from mainline:
2423 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2425 PR tree-optimization/52633
2426 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2427 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2428 (vect_recog_over_widening_pattern): Remove handling of code that was
2429 already detected as over-widening pattern. Remove special handling
2430 of "unsigned" cases. Instead, support general case of conversion
2431 of the shift result to another type.
2433 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2435 * tree-vect-patterns.c (vect_single_imm_use): New function.
2436 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2437 (vect_recog_over_widening_pattern): Likewise.
2438 (vect_recog_widen_shift_pattern): Likewise.
2440 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2442 PR tree-optimization/52870
2443 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2444 presumed pattern statement is within the same loop or basic block.
2446 2012-05-04 Richard Guenther <rguenther@suse.de>
2448 * common.opt (flto-report): Do not mark as Optimization.
2450 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2453 * recog.c (constrain_operands): If extra constraints are present, also
2454 accept pseudo-registers with equivalent memory locations during reload.
2456 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2458 Backport from the mainline
2459 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2462 * config/rs6000/rs6000.md (bswapdi splitters): If
2463 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2464 default) is used, generate an alternate sequence that does not
2465 depend on using indexed addressing.
2467 2012-05-03 David S. Miller <davem@davemloft.net>
2470 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2471 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2472 (sparc_emit_float_lib_cmp): Likewise.
2474 2012-05-04 Martin Jambor <mjambor@suse.cz>
2476 Backport from mainline
2477 2012-05-02 Martin Jambor <mjambor@suse.cz>
2480 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2481 of a variable when the contect is a function.
2483 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2486 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2487 append program name to it and pass that as first argument
2488 to make_relative_prefix. Always pass standard_libexec_prefix
2489 as last argument to make_relative_prefix. If
2490 make_relative_prefix returns NULL, fall back to
2491 standard_libexec_prefix.
2494 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2498 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2499 mode, return that mode.
2501 2012-05-03 Richard Guenther <rguenther@suse.de>
2503 PR tree-optimization/53144
2504 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2506 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2507 with SSA name values.
2508 (vn_reference_lookup_3): Adjust callers.
2510 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2512 PR tree-optimization/53163
2513 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2514 return value from compute_all_dependences.
2516 PR rtl-optimization/53160
2517 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2518 has been modified by ree pass already.
2520 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
2522 Backport from mainline
2523 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2526 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2527 calls to cgraph_node_name in xstrdup.
2528 (ipa_make_edge_direct_to_target): Ditto.
2529 * tree-sra.c (convert_callers_for_node): Ditto.
2530 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2531 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2532 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2533 (cgraph_materialize_all_clones): Ditto.
2534 * ipa-inline.c (report_inline_failed_reason): Ditto.
2535 (want_early_inline_function_p): Ditto.
2536 (edge_badness): Ditto.
2537 (update_edge_key): Ditto.
2538 (flatten_function): Ditto.
2539 (ipa_inline): Ditto.
2540 (inline_always_inline_functions): Ditto.
2541 (early_inline_small_functions): Ditto.
2543 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
2545 Backport from mainline
2546 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2548 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2549 Introduce emul_name to select the right linker emulation for
2550 powerpc64-*-freebsd*.
2551 * configure: Regenerate.
2552 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2553 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2554 * config/rs6000/freebsd64.h: New file.
2555 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2557 (rs6000_savres_strategy): Likewise.
2558 (rs6000_savres_routine_name): Likewise.
2559 (rs6000_elf_file_end): Likewise.
2560 * config/rs6000/t-freebsd64: New file.
2561 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2562 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2564 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2566 Backport from mainline
2567 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2570 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2572 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2574 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2575 predicate to discriminate types.
2577 2012-04-27 Richard Guenther <rguenther@suse.de>
2580 * convert.c (convert_to_integer): Avoid infinite recursion for
2581 target-defined built-in types.
2583 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2586 * config/cris/cris.md ("*andhi_lowpart_v32")
2587 ("*andqi_lowpart_v32"): Change first input-only operand from
2588 a (match_operand ...) to (match_dup 0). Drop alternatives with
2589 const_int-matching constraints for redundancy.
2590 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2591 three-operand alternative.
2593 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2595 Backport from mainline
2596 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2599 (*addsi_2_zext): Ditto.
2600 (*add<mode>_3): Ditto.
2601 (*addsi_3_zext): Ditto.
2602 (*add<mode>_5): Ditto.
2604 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2607 * c-typeck.c (set_nonincremental_init,
2608 set_nonincremental_init_from_string): Pass true instead of false
2609 as IMPLICIT to add_pending_init.
2611 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2613 Backport from 2012-04-24 mainline r186768.
2616 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2618 2012-04-24 Richard Guenther <rguenther@suse.de>
2620 PR tree-optimization/53085
2621 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2624 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2627 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2629 (output_addressed_constants): Likewise.
2632 * varasm.c (get_section): Don't ICE for section conflicts with
2633 built-in section kinds.
2635 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2637 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2639 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2641 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2643 2012-04-23 Richard Guenther <rguenther@suse.de>
2646 * c-typeck.c (build_binary_op): Fix typo.
2648 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2650 PR tree-optimizations/52891
2651 * tree-vect-patterns.c (adjust_bool_pattern): Use
2652 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2653 but with non-standard precision.
2655 2012-04-22 Ian Lance Taylor <iant@google.com>
2657 * godump.c (go_output_typedef): Dump size of structs.
2659 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2661 Backport from mainline:
2663 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2664 hints for 'A' operand types.
2666 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2668 Backport from 2012-04-19 mainline r186588.
2671 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2672 the case *(X+const).
2674 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2676 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2678 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/sync.md (atomic_<code><mode>): Rename to
2682 atomic_<logic><mode>.
2684 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2686 Backport from mainline
2687 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2690 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2691 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2692 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2693 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2694 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2695 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2696 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2697 gen_avx2_permvarv8sf.
2699 2012-04-16 Martin Jambor <mjambor@suse.cz>
2701 Backported from mainline
2703 2012-04-13 Martin Jambor <mjambor@suse.cz>
2706 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2707 fold_ctor_reference returns a zero constant.
2709 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2711 Backported from mainline
2712 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2714 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2715 and __ILP32__ for x32.
2717 2012-04-13 Tom de Vries <tom@codesourcery.com>
2719 Backport from mainline r186418.
2721 2012-04-13 Tom de Vries <tom@codesourcery.com>
2723 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2724 parameters vuse and vuse_escaped.
2725 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2726 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2729 2012-04-13 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/52969
2732 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2733 the condition for the COND_EXPR and handle predicate negation
2734 by swapping the COND_EXPR arms.
2736 2012-04-13 Richard Guenther <rguenther@suse.de>
2739 * convert.c (convert_to_pointer): Remove special-casing of
2742 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2744 Backport from mainline
2745 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2748 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2749 the list of options to enable the FCFID instruction.
2750 (TARGET_EXTRA_BUILTINS): Adjust comment.
2752 2012-04-12 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/52943
2755 * tree-chrec.h (chrec_is_positive): Remove.
2756 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2757 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2758 Return false for a constant zero instead of negative.
2759 (analyze_siv_subscript_cst_affine): Handle zero difference
2760 in the initial condition explicitely.
2762 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2765 * varasm.c (process_pending_assemble_externals): Set
2766 pending_assemble_externals_processed true.
2767 (assemble_external): Call assemble_external_real if the pending
2768 assemble externals have been processed.
2770 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2773 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2774 the DECL generated for the special GOT helper.
2776 2012-04-06 Walter Lee <walt@tilera.com>
2778 Backport from mainline
2779 2012-03-07 Walter Lee <walt@tilera.com>
2781 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2782 REG_CFA_* notes for the stack pointer.
2783 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2784 EH_RETURN_STACKADJ_RTX.
2785 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2786 generate REG_CFA_* notes for the stack pointer.
2787 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2788 by EH_RETURN_STACKADJ_RTX.
2790 2012-04-06 Matt Turner <mattst88@gmail.com>
2792 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2794 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2796 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2797 of the destination isn't also a FP_REGS register.
2799 2012-04-03 Richard Guenther <rguenther@suse.de>
2801 Backport from mainline
2802 2012-03-02 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/52406
2805 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2806 (struct indices): Add unconstrained_base member.
2807 (struct dr_alias): Remove unused vops member.
2808 (DR_UNCONSTRAINED_BASE): New define.
2809 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2810 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2811 be an artificial access that covers the whole indexed object,
2812 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2813 plain decl base-objects to their MEM_REF variant.
2814 (dr_may_alias_p): When the base-object of either data reference
2815 has unknown size use only points-to information.
2816 (compute_affine_dependence): Make dumps easier to read and
2818 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2819 DR_REF when looking for packed references.
2820 (vect_supportable_dr_alignment): Likewise.
2822 2012-04-03 Richard Guenther <rguenther@suse.de>
2824 Backport from mainline
2825 2012-03-15 Richard Guenther <rguenther@suse.de>
2828 * tree-data-ref.c (subscript_dependence_tester_1): Check
2829 all dimensions for non-conflicting access functions.
2831 2012-04-03 Richard Guenther <rguenther@suse.de>
2833 Backport from mainline
2834 2012-03-06 Richard Guenther <rguenther@suse.de>
2837 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2839 2012-03-23 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/52678
2842 * tree-vectorizer.h (struct _stmt_vec_info): Add
2843 loop_phi_evolution_part member.
2844 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2845 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2846 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2847 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2848 Use the cached evolution part and the PHI nodes value from
2849 the loop preheader edge instead of re-analyzing the evolution.
2851 2012-03-26 Richard Guenther <rguenther@suse.de>
2853 PR tree-optimization/52701
2854 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2855 compute and set the evolution part of PHI nodes.
2857 2012-03-30 Richard Guenther <rguenther@suse.de>
2859 PR tree-optimization/52754
2860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2861 propagate arbitrary addresses into really plain dereferences.
2863 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2865 PR tree-optimization/52835
2866 * tree-data-ref.c (build_rdg): Return NULL if
2867 compute_data_dependences_for_loop failed.
2869 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2871 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2872 (stmt_can_make_abnormal_goto): Use it.
2873 (is_ctrl_altering_stmt): Likewise.
2875 2012-03-31 Martin Jambor <mjambor@suse.cz>
2877 Backported from mainline
2878 2012-03-30 Martin Jambor <mjambor@suse.cz>
2880 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2881 is a builtin_stack_save in a dominating BB.
2883 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2886 crossing 128bit lane boundary.
2888 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2890 Backported from mainline
2891 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2896 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2897 * config/i386/i386.c: Include reload.h.
2898 (ix86_legitimize_reload_address): New function.
2900 2012-03-28 Martin Jambor <mjambor@suse.cz>
2902 Backported from mainline
2903 2012-03-27 Martin Jambor <mjambor@suse.cz>
2906 * tree-sra.c (sra_modify_assign): Do not call
2907 load_assign_lhs_subreplacements when working with an unscalarizable
2910 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2913 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2914 __builtin_va_start to __builtin_next_arg if the latter is
2915 builtin_decl_explicit_p rather than when it is not.
2918 * tree-vect-generic.c (vector_element): Perform multiplication
2919 for pos in bitsizetype type instead of idx type.
2921 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2923 Backport from 2012-03-28 mainline r185910.
2926 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2927 (avr_builtin_decl): New static function.
2928 (struct avr_builtin_description, avr_bdesc): Move up.
2929 Add GTY marker. Add field fndecl. Remove redundant field id.
2930 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2931 (avr_expand_builtin): Code cleanup because .id is removed.
2933 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2936 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2939 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2941 Backport from 2012-03-28 mainline r185907.
2944 * config.gcc (tm_file): Remove avr/multilib.h.
2946 * doc/invoke.texi (AVR Options): Adjust
2947 documentation of -mtiny-stack.
2949 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2950 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2951 * config/avr/t-avr: Remove generation of multilib.h.
2952 * config/avr/t-multilib: Regenerate.
2953 * config/avr/multilib.h: Remove.
2954 * config/avr/avr.opt (-msp8): New option.
2955 (avr_sp8): New variable.
2956 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2957 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2958 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2959 (avr_device_to_sp8): New prototype.
2960 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2961 (DRIVER_SELF_SPECS): New define.
2962 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2963 __AVR_SP8__, __AVR_HAVE_SPH__.
2964 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2965 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2966 (avr_file_start): Ditto.
2968 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2971 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2972 instead of 8 in adjust_address.
2974 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2976 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2977 of a unit before computing the offset in units.
2979 2012-03-27 Richard Guenther <rguenther@suse.de>
2982 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2985 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2988 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2990 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
2993 * varasm.c: Include pointer-set.h.
2994 (pending_assemble_externals_set): New pointer set.
2995 (process_pending_assemble_externals): Destroy the pointer set.
2996 (assemble_external): See if decl is in pending_assemble_externals_set,
2997 and add it to pending_assemble_externals if necessary.
2998 (init_varasm_once): Allocate pending_assemble_externals_set.
3000 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3002 Backported from mainline
3003 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3006 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3007 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3008 (vector_ltgt<mode>): Likewise.
3009 (vector_ordered<mode>): Likewise.
3010 (vector_unordered<mode>): Likewise.
3011 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3013 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3015 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3018 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3020 Backported from mainline
3021 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3025 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3026 GENERAL_REGS and FP_REGS for SImode.
3028 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3031 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3032 on any new_local_var_chain vars declared during recursing on
3033 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3035 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3037 Backport from 2012-03-22 mainline r185692.
3040 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3041 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3042 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3043 (delay_cycles_1, delay_cycles_2): Ditto.
3044 (delay_cycles_3, delay_cycles_4): Ditto.
3045 (nopv, *nopv): Ditto.
3046 (sleep, *sleep): Ditto.
3049 Backport from 2012-03-21 mainline r185605.
3051 PR rtl-optimization/52543
3053 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3054 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3055 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3056 (avr_load_libgcc_p): Restrict to __flash loads.
3057 (avr_out_lpm): Only handle 1-byte loads from __flash.
3058 (avr_load_lpm): New function.
3059 (avr_find_unused_d_reg): Remove.
3060 (avr_out_lpm_no_lpmx): Remove.
3061 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3062 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3063 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3064 (load_<mode>, load_<mode>_clobber): New insns.
3065 (mov<mode>): For multi-byte move from non-generic
3066 16-bit address spaces: Expand to load_<mode> resp.
3067 load_<mode>_clobber.
3068 (load<mode>_libgcc): Remove expander.
3069 (split-lpmx): Remove split.
3071 Backport from 2012-03-13 mainline r185329.
3074 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3075 offset (size) to a value the insns can deal with.
3076 (expand_epilogue): Ditto.
3078 Backport from 2012-03-12 mainline r185256.
3081 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3082 type from reg_class_t to enum reg_class.
3083 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3085 Backport from 2012-03-12 mainline r185253.
3088 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3089 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3090 r184615 from 2012-02-28.
3092 Backport from 2012-03-08 mainline r185105.
3094 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3095 for constants in [-63,63].
3097 Backport from 2012-03-08 mainline r185100.
3100 * config/avr/avr.c (avr_mem_clobber): New static function.
3101 (avr_expand_delay_cycles): Add memory clobber operand to
3102 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3103 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3104 (enable_interrupt, disable_interrupt): New expander.
3105 (nopv, sleep, wdr): New expanders.
3106 (delay_cycles_1): Add memory clobber.
3107 (delay_cycles_2): Add memory clobber.
3108 (delay_cycles_3): Add memory clobber.
3109 (delay_cycles_4): Add memory clobber.
3110 (cli_sei): New insn from former "enable_interrupt",
3111 "disable_interrupt" with memory clobber.
3112 (*wdt): New insn from former "wdt" with memory clobber.
3113 (*nopv): Similar, but for "nopv".
3114 (*sleep): Similar, but for "sleep".
3116 Backport from 2012-03-07 mainline r185043.
3119 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3121 Backport from 2012-03-07 mainline r185032.
3124 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3125 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3126 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3128 Backport from 2012-03-07 mainline r185031.
3131 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3133 * config/avr/avr.md (xload_8): Adjust insn length.
3135 Backport from 2012-03-07 mainline r185030.
3138 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3139 if RAMPZ affects reading from RAM.
3141 Backport from 2012-03-05 mainline r184919.
3143 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3145 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3147 Backport from mainline r185259.
3150 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3151 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3153 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3155 Backported from mainline
3156 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3159 * c-parser.c (c_parser_postfix_expression)
3160 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3162 * config/i386/smmintrin.h: Avoid /* within a comment.
3163 * config/i386/nmmintrin.h: Likewise.
3165 2012-03-22 Richard Guenther <rguenther@suse.de>
3167 * BASE-VER: Set to 4.7.1.
3168 * DEV-PHASE: Set to prerelease.
3170 2012-03-22 Release Manager
3172 * GCC 4.7.0 released.
3174 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3176 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3178 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3179 Andrew Pinski <apinski@cavium.com>
3182 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3183 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3184 calls instead of __builtin_ir{int,ound}*.
3186 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3189 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3192 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3194 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3195 Refer to GCC 4.7 version of c99status.html.
3197 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3199 Backport from mainline
3200 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3202 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3203 redefine to be NULL if the current bit-size is different from the
3204 configured bit-size.
3206 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3207 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3208 set the default tuning. Add asserts to make sure the cpu and tune
3209 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3210 test whether the index is set, instead of > 0.
3211 (rs6000_file_start): Do not reset the default cpu if the current
3212 bit-size is different from the configured bit-size.
3214 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3216 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3218 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3219 Update binutils references.
3220 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3221 Update binutils reference.
3222 Update Sun as/GNU ld caveat.
3223 Document binutils largefile requirement for LTO plugin.
3224 Remove reference to alternate libpthread.
3226 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3228 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3230 (Specific, mips-sgi-irix6): Likewise.
3232 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3234 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3235 * configure: Regenerate.
3237 2012-03-07 Richard Henderson <rth@redhat.com>
3239 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3240 * config/m68k/sync.md (atomic_test_and_set): Use it.
3241 (atomic_test_and_set_1): Likewise.
3243 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3246 * Makefile.in: Let install-gcc-ar depend on installdirs,
3247 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3248 Don't double canonicalize if cross-compiling.
3250 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3252 * trans-mem.c: New typedef for tm_region_p.
3253 Define vector types for tm_region_p.
3254 (tm_region_init): Replace region_worklist to a vector called
3257 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3260 * trans-mem.c (tm_region_init): Use last_basic_block.
3262 2012-03-05 Richard Henderson <rth@redhat.com>
3265 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3266 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3267 BIGGEST_ALIGNMENT is aligned.
3269 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3271 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3273 2012-03-05 Richard Henderson <rth@redhat.com>
3276 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3277 instead of calling negqi2 directly.
3279 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3281 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3282 (INTMAX_TYPE): Use it.
3283 (UINTMAX_TYPE): Likewise.
3284 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3285 (irix6_c_common_override_options): Declare.
3286 (C_COMMON_OVERRIDE_OPTIONS): Define.
3287 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3288 * config/mips/irix6-c.c: New file.
3289 * config/mips/t-irix6 (irix6-c.o): New target.
3290 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3293 2012-03-02 Richard Henderson <rth@redhat.com>
3295 * optabs.c (expand_atomic_test_and_set): Honor
3296 atomic_test_and_set_trueval even when atomic_test_and_set
3297 optab is not in use.
3299 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3301 Backport from mainline
3302 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3304 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3306 2012-03-02 Richard Guenther <rguenther@suse.de>
3308 * DEV-PHASE: Set to prerelease.
3310 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3312 * config.gcc (obsolete): Add all ARM targets using the FPA.
3313 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3314 * doc/install.texi: Avoid references to obsolete ARM ports.
3316 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3318 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3320 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3321 Joern Rennecke <joern.rennecke@embecosm.com>
3323 * doc/extend.texi: Expand and update information on interrupt
3324 attribute for Epiphany.
3326 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3328 * config/sh/sh-protos.h: Update copyright notice dates.
3329 * config/sh/sh.h: Likewise.
3330 * config/sh/sh.md: Likewise.
3331 * config/sh/constraints.md: Likewise.
3332 * config/sh/predicates.md: Likewise.
3334 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3336 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3337 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3339 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3341 * config/sh/constraints.md: Fix comment typo.
3343 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3346 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3347 unsigned HOST_WIDE_INT.
3348 (zvdep_imm64): Likewise.
3349 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3350 (vdepi_and): Likewise.
3351 Likewise for unamed 64-bit patterns.
3352 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3354 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3357 PR rtl-optimization/52417
3358 * cselib.c (cselib_any_perm_equivs): New variable.
3359 (cselib_reset_table): Check that it's not set when not
3360 preserving constants.
3361 (cselib_add_permanent_equiv): Set it.
3362 (cselib_have_permanent_equivalences): New.
3363 (cselib_init, cselib_finish): Reset it.
3364 * cselib.h (cselib_have_permanent_equivalences): Declare.
3365 * alias.c (get_addr): Restore earlier behavior when there
3366 aren't permanent equivalences.
3368 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3370 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3371 * config/v850/v850-modes.def: Fix copyright notice.
3373 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3375 * doc/extend.texi (AVR Built-in Functions): Document
3376 __builtin_avr_flash_segment.
3378 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3379 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3380 (*split.flash_segment): New insn-and-split.
3381 * config/avr/avr.c (avr_init_builtins): Add local variables:
3382 const_memx_void_node, const_memx_ptr_type_node,
3383 char_ftype_const_memx_ptr.
3385 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3387 PR tree-optimization/52445
3388 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3389 add ssa_name_ver, offset and size fields and change store field
3391 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3392 (add_or_mark_expr): Likewise. Only consider previous stores
3393 with the same size and offset.
3394 (nt_init_block): Only look at gimple_assign_single_p stmts,
3395 doesn't look at rhs2.
3397 2012-03-01 Richard Guenther <rguenther@suse.de>
3400 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3401 conversions from integral types to pointer types.
3403 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3405 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3406 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3407 unintentionally removed in r184616.
3409 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3411 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3414 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3415 Uros Bizjak <ubizjak@gmail.com>
3418 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3419 alternatives, add "e" constraint to the new last alternative
3420 and ! to last 3 alternatives.
3422 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3424 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3425 DW_AT_artificial attributes at the end of the processing.
3426 (gen_array_type_die): Likewise.
3427 (gen_enumeration_type_die): Likewise.
3428 (gen_struct_or_union_type_die): Likewise.
3429 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3432 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3435 * expr.c (expand_assignment): If doing misaligned store that doesn't
3436 cover all mode bits, perform a RMW cycle.
3438 PR tree-optimization/52429
3439 * tree-parloops.c (separate_decls_in_region_debug): Return early
3440 if var is LABEL_DECL.
3442 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3444 PR tree-optimization/52424
3445 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3446 calling dom_thread_across_edge.
3448 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3450 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3452 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3454 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3455 * config/avr/avr.c (avr_output_bld): Remove unused function.
3456 (avr_out_sbxx_branch): Use "%T" to print bit position.
3458 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3460 * config/avr/avr.md: Untabify.
3462 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3464 * config/avr/avr.md (eqne): New code iterator.
3465 (*dec-and-branchsi): Use it in text peephole's condition.
3466 (*dec-and-branchhi): Ditto.
3467 (*dec-and-branchqi): Ditto.
3469 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3472 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3473 the device does not have the skip-bug.
3475 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3477 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3478 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3479 -mpretend-cmove): New.
3481 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3484 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3485 doesn't count DEBUG_INSN refs.
3486 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3487 for DEBUG_INSN refs.
3489 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3493 2012-02-20 Richard Guenther <rguenther@suse.de>
3494 PR tree-optimization/52298
3495 * tree-vect-stmts.c (vectorizable_load): Properly use
3496 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3499 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3502 * gimple.h (gimple_in_transaction): New.
3503 (gimple_set_in_transaction): New.
3504 (struct gimple_statement_base): Add in_transaction field.
3505 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3507 (tree_ssa_lim_initialize): Compute transaction bits.
3508 * tree.h (compute_transaction_bits): Protoize.
3509 * trans-mem.c (tm_region_init): Use the heap to store BB
3511 (compute_transaction_bits): New.
3513 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3515 * gcc.c (display_help): Document --help=common and sort entries
3518 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3520 * doc/install.texi: Document check-$LANG specific shortcuts
3522 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3525 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3527 * config/arm/arm_neon.h: Regenerate.
3528 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3529 (neon_vcgeu): New insn.
3530 (neon_vcgtu): Likewise.
3531 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3532 (ops): Unsigned comparison intrinsics call a different
3535 2012-02-28 Richard Guenther <rguenther@suse.de>
3538 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3539 ordering for the VEC_CONCAT for two element vectors for
3540 V2SFmode, V2SImode and V2DImode.
3542 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3545 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3546 detecting big-endian triplets.
3548 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3550 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3551 mode if there is no type information available.
3553 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3555 PR tree-optimization/53207
3556 * doc/invoke.texi: Document as experimental and relying on graphite.
3558 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3560 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3561 of initializer to changes from r184614.
3563 2012-02-28 Richard Guenther <rguenther@suse.de>
3565 PR tree-optimization/52395
3566 * tree-sra.c (build_ref_for_offset): Also look at the base
3567 TYPE_ALIGN when figuring out the alignment of the replacement.
3569 2012-02-28 Richard Guenther <rguenther@suse.de>
3571 PR tree-optimization/52402
3572 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3573 mis-aligned types when creating the accesses at the call site.
3575 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3577 * config/avr/builtins.def: New file.
3578 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3579 * config/avr/avr.c (enum avr_builtin_id): Use it.
3580 (avr_init_builtins): Use it. And use avr_bdesc.
3581 (bdesc_1arg): Remove.
3582 (bdesc_2arg): Remove.
3583 (bdesc_3arg): Remove.
3584 (struct avr_builtin_description): Add field n_args.
3585 (avr_bdesc): New static variable using builtins.def.
3586 (avr_expand_builtin): Use it.
3587 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3588 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3589 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3591 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3594 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3595 match only one single hard register with respective hard reg rtx.
3596 (movmemx_<mode>): Ditto.
3597 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3598 insn anatomy of movmem[x]_<mode>.
3599 (avr_out_movmem): Same for printing assembler and operand usage.
3601 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3605 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3606 address spaces located outside of device flash.
3608 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3609 (mcu_type_s): Add field n_flash.
3610 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3611 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3612 (AVR_MCU): Add N_FLASH argument.
3613 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3614 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3615 macro __FLASH<n> if that address space makes sense for the device.
3616 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3617 outside of target flash.
3618 (avr_asm_named_section): Ditto.
3619 (avr_asm_select_section): Ditto.
3620 (avr_addr_space_convert): Ditto.
3621 (avr_emit_movmemhi): Ditto.
3622 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3623 address space is outside of device flash.
3624 (avr_insert_attributes): Ditto.
3625 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3626 avr_current_arch->n_segments.
3628 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3631 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3633 (*movabs<mode>_2): Likewise.
3635 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3638 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3639 s_register_operand in the test instead of REG_P. Don't call
3640 gen_reg_rtx if it won't be used.
3642 PR tree-optimization/52376
3643 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3645 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3647 * ifcvt.c (noce_get_condition): Check condition variable is not
3648 small_register_classes_for_mode_p before accepting.
3650 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3652 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3654 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3657 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3658 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3660 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3662 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3664 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3666 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3668 * config/sh/predicates.md: Remove blank lines.
3669 * config/sh/sh.c: Fix typos in comments.
3670 * config/sh/constraints.md: Likewise.
3671 * config/sh/sh.md: Remove blank lines.
3672 Fix typos in comments. Use ;; as comment characters.
3674 2012-02-26 Walter Lee <walt@tilera.com>
3676 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3677 (replace_mov_pcrel_step2): Ditto.
3679 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3682 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3683 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3684 and locs that reference values newer than the non-canonical value
3685 at hand. Return the canonical value as a worst case.
3686 (memrefs_conflict_p): Walk canonical value's locs.
3689 * cselib.c (preserve_only_constants): Rename to...
3690 (preserve_constants_and_equivs): ... this. Split out...
3691 (invariant_or_equiv_p): ... this. Preserve plus expressions
3692 of other preserved expressions too.
3693 (cselib_reset_table): Adjust.
3694 * var-tracking.c (reverse_op): Use canonical value to build
3697 2012-02-23 Kai Tietz <ktietz@redhat.com>
3699 * config/i386/i386.c (ix86_delegitimize_address): Handle
3700 UNSPEC_PCREL plus displacement.
3702 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3705 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3706 to test for unusedness in st X addressing.
3708 2012-02-24 Richard Guenther <rguenther@suse.de>
3711 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3712 (is_gimple_reg_type): Move inline ...
3713 * gimple.h (is_gimple_reg_type): ... here.
3715 2012-02-24 Richard Guenther <rguenther@suse.de>
3718 * passes.c (execute_function_todo): When verifying SSA form
3719 verify gimple form first.
3720 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3722 2012-02-24 Richard Guenther <rguenther@suse.de>
3725 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3726 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3728 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3730 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3732 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3734 * tree-phinodes.c (make_phi_node): Mark static.
3735 * tree-flow.h (make_phi_node): Remove extern decl.
3736 * doc/gimple.texi (make_phi_node): Remove documentation.
3738 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3740 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3741 * tree-ssa-sccvn.c (print_scc): Ditto.
3743 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3745 * doc/passes.texi (Full redundancy elimination): Fix typo.
3747 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3749 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3751 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3754 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3756 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3759 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3761 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3763 * config/avr/avr.md (code_stdname): Add ior, xor.
3764 (xior): New code iterator.
3765 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3766 (*<code_stdname><mode>qi.byte1-3): Ditto.
3768 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3770 PR tree-optimization/52019
3771 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3774 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3776 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3777 HAVE_INITFINI_ARRAY to work around namespace pollution in
3778 certain versions of newlib system headers.
3779 * config.in: Regenerate.
3780 * configure: Regenerate.
3781 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3782 instead of HAVE_INITFINI_ARRAY.
3784 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3788 is not offsettable memory reference.
3790 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3793 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3794 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3796 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3798 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3799 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3801 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3803 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3804 library on Solaris 8 even without TLS support.
3805 * configure: Regenerate.
3807 2012-02-22 Richard Guenther <rguenther@suse.de>
3810 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3811 for GIMPLE_DEBUG stmts.
3813 2012-02-22 Martin Jambor <mjambor@suse.cz>
3816 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3817 according to the base object.
3819 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3821 PR rtl-optimization/50063
3822 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3823 and 2 (8-bit SP) in operand 2.
3824 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3825 setup to use movhi_sp_r instead of vanilla move to write SP.
3826 Adjust REG_CFA notes to superseed unspec.
3827 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3829 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3830 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3831 irq_state 1 (IRQ known to be on) here.
3833 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3835 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3837 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3838 assign_hard_reg): Likewise.
3840 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3842 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3844 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3847 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3848 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3850 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3852 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3853 prototype from here to...
3854 * config/avr/avr.h: ...here.
3856 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3859 * thumb2.md (thumb2_shiftsi3_short): Split register and
3860 immediate shifts. For register shifts tie operands 0 and 1.
3861 (peephole2 for above): Check that register-controlled shifts
3862 have suitably tied operands.
3864 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3867 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3868 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3869 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3870 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3871 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3872 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3873 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3874 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3875 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3876 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3877 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3878 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3879 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3880 bdver1_ssevector_avx256_unaligned_load,
3881 bdver1_ssevector_sse128_unaligned_load,
3882 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3883 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3884 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3885 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3886 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3887 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3888 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3889 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3890 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3891 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3892 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3893 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3894 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3895 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3896 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3897 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3898 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3899 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3900 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3901 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3902 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3903 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3904 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3905 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3906 bdver1_ssediv_double_load, bdver1_ssediv_double,
3907 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3908 Add "bdver2" attribute.
3910 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3912 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3913 default if possible and not specified otherwise.
3915 2012-02-21 Richard Guenther <rguenther@suse.de>
3918 * gimplify.c (create_tmp_from_val): Use the main variant type
3919 for the type of the temporary we create.
3921 2012-02-21 Richard Guenther <rguenther@suse.de>
3923 PR tree-optimization/52324
3924 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3925 do not gimplify a MEM_REF address operand if it is already
3928 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3930 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3931 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3933 2012-02-21 Richard Guenther <rguenther@suse.de>
3935 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3936 nested_in_vect_loop.
3938 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3940 PR tree-optimization/52318
3941 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3942 vdef also to non-pure/const call stmts in the sequence.
3944 2012-02-20 David S. Miller <davem@davemloft.net>
3946 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3947 don't use the "rd %pc" instruction on v9 for PIC register loads.
3949 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3952 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3953 in a transaction safe function.
3955 2012-02-20 Kai Tietz <ktietz@redhat.com>
3958 * stor-layout.c (place_field): Handle desired_align for
3961 2012-02-20 Richard Guenther <rguenther@suse.de>
3963 PR tree-optimization/52298
3964 * tree-vect-stmts.c (vectorizable_store): Properly use
3965 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3967 (vectorizable_load): Likewise.
3968 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3969 Access DR_STEP after ensuring it is not NULL.
3971 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3973 PR tree-optimization/52286
3974 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3975 optimization use double_int_to_tree instead of build_int_cst_wide,
3976 rewrite to use double_int vars.
3978 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3981 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3983 Remove -e 0 from $gcc_cv_ld invocation.
3984 Only use __GLIBC_PREREQ if defined.
3985 Enable on Solaris since Solaris 8 patch.
3986 (gcc_SUN_LD_VERSION): New macro.
3987 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3988 gcc_SUN_LD_VERSION for version number format.
3989 * configure: Regenerate.
3990 * varasm.c (get_elf_initfini_array_priority_section): Set
3991 SECTION_NOTYPE for non-default priority.
3992 Use get_section instead of get_unnamed_section to emit
3993 .init_array/.fini_array with default priority.
3995 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3997 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3998 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3999 (mips_start_unique_function, mips_output_mips16_rdhwr)
4000 (mips_code_end): New functions.
4001 (TARGET_ASM_CODE_END): Define.
4003 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4005 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4006 to stubs with non-sibling calls.
4008 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4010 * doc/invoke.texi (-fira-* options): Copy-edit.
4011 (ira-* parameters): Copy-edit.
4013 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4015 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4016 GCC coding conventions.
4018 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4020 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4021 when used as adjectives.
4023 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4025 * doc/invoke.texi: Clean up "that"/"which" confusion.
4027 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4029 * system.h: Poison SMALL_REGISTER_CLASSES
4030 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4031 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4033 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4035 PR tree-optimization/52285
4036 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4037 when deciding if a call is a tail call or tail recursion.
4039 2012-02-16 Kai Tietz <ktietz@redhat.com>
4041 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4042 interger-constant displacement for UNSPEC_PCREL.
4044 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4046 PR rtl-optimization/52208
4047 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4048 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4050 PR tree-optimization/52255
4051 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4052 loop->header has virtual PHI, but exit_e->dest doesn't, add
4053 virtual PHI to exit_e->dest and adjust all uses after the loop.
4056 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4057 children with clone_tree_hash, not after it.
4059 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4061 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4062 extended identifiers.
4064 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4067 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4068 a same_body_alias, also test whether e->callee isn't a former
4069 or current clone of the decl this is a same body alias of.
4071 PR translation/52264
4072 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4074 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4076 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4078 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4081 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4082 force_reg instead of copy_to_reg for better optimization. Force
4083 non-register or memory operands into a register.
4085 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4087 * extend.texi: Reserve upper bits of memory model for future use.
4089 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4090 Anatoly Sokolov <aesok@post.ru>
4091 Eric Weddington <eric.weddington@atmel.com>
4094 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4095 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4096 Rewrite initializers for .macro.
4097 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4098 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4099 atxmega32d4, atxmega32x1.
4100 avrxmega4: atxmega64a3, atxmega64d3.
4101 avrxmega5: atxmega64a1, atxmega64a1u.
4102 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4103 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4104 avrxmega7: atxmega128a1, atxmega128a1u.
4105 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4106 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4107 (struct base_arch_s): Rename reserved to xmega_p.
4108 Rename reserved2 to have_rampd.
4109 (AVR_XMEGA): New define.
4110 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4111 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4112 * config/avr/predicates.md (io_address_operand): Take into
4114 (low_io_address_operand): Ditto.
4115 (high_io_address_operand): Ditto.
4116 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4117 (enabled, movhi_sp_r): Use them.
4118 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4119 cpp_define_formatted to built-in define __AVR_ARCH__.
4120 (__AVR_XMEGA__): New built-in define.
4121 (__AVR_HAVE_RAMPD__): New built-in define.
4122 (__AVR_HAVE_RAMPX__): New built-in define.
4123 (__AVR_HAVE_RAMPY__): New built-in define.
4124 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4126 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4127 (avr_option_override): Initialize them.
4128 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4129 (avr_init_expanders): Initialize them. No more block several calls.
4130 (emit_push_sfr): New static function.
4131 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4133 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4134 (avr_print_operand): Print addreeses as symbols for
4135 RAMPX, RAMPY, RAMPD, CCP.
4136 (output_movhi): Handle AVR_XMEGA when writing to SP.
4137 (avr_out_movhi_mr_r_xmega): New static function.
4138 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4139 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4140 __RAMPD__, __CCP__ as needed.
4142 * config/avr/multilib.h: Regenerate.
4143 * config/avr/t-multilib: Regenerate.
4144 * config/avr/avr-tables.opt: Regenerate.
4146 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4148 PR tree-optimization/50561
4149 * graphite-flattening.c (lst_project_loop): Do not
4150 remove old scattering dimensions after flattening.
4151 (lst_do_flatten): Likewise.
4153 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4155 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4156 __builtin_avr_map8, __builtin_avr_map16.
4157 Document __builtin_avr_insert_bits.
4159 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4160 (insert_bits): New insn.
4161 (adjust_len.map_bits): Rename to insert_bits.
4162 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4163 * avr-protos.h (avr_out_map_bits): Remove.
4164 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4165 * config/avr/constraints.md (Cxf,C0f): New.
4166 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4167 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4168 New built-in define __BUILTIN_AVR_INSERT_BITS.
4169 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4170 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4171 (avr_move_bits): Rewrite.
4172 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4174 (avr_map_op_t): New typedef.
4175 (avr_map_op): New static variable.
4176 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4177 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4178 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4179 (bdesc_3arg, avr_expand_triop_builtin): New.
4180 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4181 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4182 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4183 (avr_map_equal_p, avr_map_sig_p): Remove.
4184 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4185 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4186 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4187 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4188 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4189 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4191 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4193 * config/c6x/c6x.md (reserve_cycles): New attribute.
4194 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4195 don't reserve functional units after the branch occurs.
4197 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4200 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4201 functions into non-tm_pure functions.
4203 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4206 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4207 (iterative_hash_canonical_type): Likewise.
4208 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4211 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4213 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4214 sched-group insn, it either remains alone or the entire list is pruned.
4216 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4218 * doc/install.texi (Prerequisites): Fix grammar.
4219 (Configuration): Likewise.
4221 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4223 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4224 MPC as part of GCC before describing configuring with --with-gmp etc.
4225 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4226 sources are present.
4228 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4231 * dwarf2out.c (clone_tree_hash): New function.
4232 (copy_decls_walk): Use it instead of clone_tree.
4234 2012-02-14 Richard Guenther <rguenther@suse.de>
4236 PR tree-optimization/52244
4237 PR tree-optimization/51528
4238 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4239 replacements for integral types.
4241 2012-02-14 Walter Lee <walt@tilera.com>
4243 * config.gcc: Handle tilegx and tilepro.
4244 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4246 Add HAVE_AS_TLS check for tilegx and tilepro.
4247 * configure: Regenerate.
4248 * doc/contrib.texi: Add Mat Hostetter and self.
4249 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4250 Document instruction intrinsics and network accessing intrinsics.
4251 (TILEPro Built-in Functions): New node. Document instruction
4252 intrinsics and network accessing intrinsics.
4253 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4254 (Specific, tilepro-*-linux*): Likewise.
4255 * doc/invoke.texi (TILE-Gx Options): New section.
4256 (TILEPro Options): New section.
4257 * doc/md.texi (TILE-Gx): New section.
4258 (TILEPro): New section.
4259 * common/config/tilegx/tilegx-common.c: New file.
4260 * common/config/tilepro/tilepro-common.c: New file.
4261 * config/tilegx/constraints.md: New file.
4262 * config/tilegx/linux.h: New file.
4263 * config/tilegx/mul-tables.c: New file.
4264 * config/tilegx/predicates.md: New file.
4265 * config/tilegx/sync.md: New file.
4266 * config/tilegx/t-tilegx: New file.
4267 * config/tilegx/tilegx-builtins.h: New file.
4268 * config/tilegx/tilegx-c.c: New file.
4269 * config/tilegx/tilegx-generic.md: New file.
4270 * config/tilegx/tilegx-modes.def: New file.
4271 * config/tilegx/tilegx-multiply.h: New file.
4272 * config/tilegx/tilegx-protos.h: New file.
4273 * config/tilegx/tilegx.c: New file.
4274 * config/tilegx/tilegx.h: New file.
4275 * config/tilegx/tilegx.md: New file.
4276 * config/tilegx/tilegx.opt: New file.
4277 * config/tilepro/constraints.md: New file.
4278 * config/tilepro/gen-mul-tables.cc: New file.
4279 * config/tilepro/linux.h: New file.
4280 * config/tilepro/mul-tables.c: New file.
4281 * config/tilepro/predicates.md: New file.
4282 * config/tilepro/t-tilepro: New file.
4283 * config/tilepro/tilepro-builtins.h: New file.
4284 * config/tilepro/tilepro-c.c: New file.
4285 * config/tilepro/tilepro-generic.md: New file.
4286 * config/tilepro/tilepro-modes.def: New file.
4287 * config/tilepro/tilepro-multiply.h: New file.
4288 * config/tilepro/tilepro-protos.h: New file.
4289 * config/tilepro/tilepro.c: New file.
4290 * config/tilepro/tilepro.h: New file.
4291 * config/tilepro/tilepro.md: New file.
4292 * config/tilepro/tilepro.opt: New file.
4294 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4296 PR tree-optimization/52210
4297 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4298 vect_model_simple_cost with two entry vect_def_type array instead
4299 of an address of dt.
4301 2012-02-14 Richard Guenther <rguenther@suse.de>
4304 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4305 Do not stream DECL_QUALIFIER.
4306 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4307 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4308 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4310 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4313 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4316 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4319 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4320 * cselib.c (cselib_subst_to_values_from_insn): New function.
4321 * sched-deps.c (add_insn_mem_dependence,
4322 sched_analyze_1, sched_analyze_2): Use it.
4324 2012-02-13 Jan Hubicka <jh@suse.cz>
4327 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4329 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4331 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4332 (GTM_SELF_SPECS): Define if not already defined.
4333 (driver_self_specs): Add GTM_SELF_SPECS.
4334 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4335 (GTM_SELF_SPECS): Define.
4336 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4337 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4339 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4341 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4344 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4347 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4348 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4350 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4353 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4355 2012-02-13 Richard Guenther <rguenther@suse.de>
4357 PR translation/52211
4358 * passes.c (enable_disable_pass): Fix typo.
4360 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4363 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4364 XOR for reduce_bit_field if type is unsigned.
4366 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4368 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4369 disallow changes from SFmode to mode with different size in FP regs.
4371 2012-02-12 Robert Millan <rmh@gnu.org>
4372 Gerald Pfeifer <gerald@pfeifer.com>
4374 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4377 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4379 PR rtl-optimization/52175
4380 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4381 to frame-related instructions.
4383 2012-02-10 Jason Merrill <jason@redhat.com>
4386 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4387 (demangle_new_symbols): Fill it.
4388 (scan_linker_output): Walk it.
4389 (start_tweaking): Split out from scan_linker_output.
4390 (maybe_tweak): Update sym->chosen.
4391 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4393 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4396 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4398 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4400 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4401 having the same mode as previous compare.
4403 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4405 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4406 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4407 (nonlocal_goto_internal): Likewise.
4408 (nonlocal_goto): Emit a use and an indirect jump directly.
4410 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4413 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4414 __atomic_{is,always}_lock_free.
4416 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4420 negative constant address for x32.
4422 2012-02-10 Richard Henderson <rth@redhat.com>
4424 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4425 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4426 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4428 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4429 Ira Rosen <irar@il.ibm.com>
4431 PR tree-optimization/50031
4432 * targhooks.c (default_builtin_vectorization_cost): Handle
4434 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4435 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4436 all types of reduction and pattern statements.
4437 (vect_estimate_min_profitable_iters): Likewise.
4438 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4439 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4440 for explicit realigns.
4441 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4442 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4444 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4445 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4446 vec_perm for VSX and handle vec_promote_demote.
4448 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4451 * builtins.c (fold_builtin_atomic_always_lock_free,
4452 expand_builtin_atomic_always_lock_free,
4453 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4454 Return and/or test boolean_true_node/boolean_false_node instead of
4455 integer_one_node/integer_zero_node.
4457 2012-02-10 Jan Hubicka <jh@suse.cz>
4460 * predict.c (predict_paths_for_bb): Prevent looping.
4461 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4463 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4465 * config/arm/arm.c (output_move_double): In one case properly
4466 count number of instructions that will be emitted.
4468 2012-02-10 Richard Guenther <rguenther@suse.de>
4470 PR translation/52193
4471 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4473 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4476 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4478 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4481 * var-tracking.c (emit_note_insn_var_location): If
4482 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4483 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4484 non-NOTE_DURING_CALL_P insn.
4486 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4489 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4491 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4494 * gcc.c (switch_matches) Support switches with separated form,
4497 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4499 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4501 (RAMPZ_ADDR): Ditto.
4502 * config/avr/avr.c (avr_addr_t): New typedef.
4503 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4504 (avr_init_expanders): Initialize it.
4505 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4507 (expand_epilogue): Ditto.
4508 (avr_print_operand): Ditto.
4509 (avr_file_start): Ditto.
4510 (avr_emit_movmemhi): Ditto.
4512 2012-02-08 Richard Guenther <rguenther@suse.de>
4514 PR tree-optimization/46886
4515 * tree-flow.h (do_while_loop_p): Declare.
4516 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4517 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4519 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4521 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4522 always succeed for integers larger than a native word.
4524 2012-02-08 Richard Guenther <rguenther@suse.de>
4526 PR rtl-optimization/52170
4527 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4528 properly handle integer vector modes.
4530 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4532 PR gcov-profile/52150
4533 * coverage.c: Include target.h.
4534 (build_var): Call targetm.strip_name_encoding on the assembler name.
4535 Change one _ into . or $ if the target allows it.
4536 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4538 PR rtl-optimization/52139
4539 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4540 is a BARRIER after emit_insn_after_noloc, move BB_END
4541 to the last non-BARRIER insn before it.
4543 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4546 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4547 (mips_gimplify_va_arg_expr): Call it instead of
4548 std_gimplify_va_arg_expr.
4550 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4552 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4553 message for -mno-pointers-to-nested-function.
4555 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4558 * expr.c (get_inner_reference): If there is an offset, add a negative
4559 bit position to it (if any).
4561 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4563 PR rtl-optimization/52060
4564 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4565 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4566 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4567 and/or i0src_copy2 when needed.
4569 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4571 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4572 or LTOPLUGINSONAME if have_c.
4574 * config/freebsd-spec.h: Add comment about what macros can be defined
4576 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4577 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4580 2012-02-07 Richard Guenther <rguenther@suse.de>
4582 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4583 newline in -alias dumps.
4585 2012-02-07 Kai Tietz <ktietz@redhat.com>
4586 Dave Korn <dave.korn.cygwin@gmail.com>
4589 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4590 Take care that typinfo gets dllexport-attribute.
4592 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4595 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4596 if modifier < EXPAND_SUM call force_operand on the result.
4598 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4600 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4601 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4603 (epiphany_function_type): Replace types for specific interrupts with
4604 EPIPHANY_FUNCTION_INTERRUPT.
4605 (EPIPHANY_INTERRUPT_P): Update.
4606 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4607 New static function.
4608 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4609 <disinterrupt>: Affects type identity.
4610 (epiphany_handle_interrupt_attribute): Handle variable number of
4612 (epiphany_compute_function_type): Update for new
4613 epiphany_function_type definition.
4614 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4615 handlers with a longcall forwarder.
4616 (epiphany_start_function): Handle multiple interrupt arguments and/or
4617 forwarder_section attribute.
4619 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4622 2012-02-07 Alan Modra <amodra@gmail.com>
4625 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4628 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4630 PR tree-optimization/50969
4631 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4632 use vec_perm rather than vector_stmt.
4633 (vect_model_load_cost): Likewise.
4634 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4635 vec_perm to be the same as other vector statements.
4636 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4637 cost of vec_perm for TARGET_VSX.
4639 2012-02-06 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/52115
4642 * tree-sra.c (access_has_replacements_p): New function.
4643 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4645 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4648 * trans-mem.c (expand_call_tm): Add an assertion.
4649 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4652 2012-02-06 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/50955
4655 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4656 raise cost of expressions that replace an address with an
4657 expression based on a different pointer.
4659 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4662 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4663 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4665 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4668 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4669 -Weffc++ and specify guidelines come from second edition.
4671 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4673 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4674 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4675 (call_direct_split, call_value_split, call_value_internal_direct)
4676 (call_value_direct_split, call_value_multiple_split): Use jal and
4677 jal_macro attributes.
4679 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4681 * reload1.c (reload_regs_reach_end_p): Replace with...
4682 (reload_reg_rtx_reaches_end_p): ...this function.
4683 (new_spill_reg_store): Update commentary.
4684 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4685 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4686 before setting new_spill_reg_store.
4687 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4688 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4689 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4690 for non-spill reload registers.
4692 2012-02-05 Ira Rosen <irar@il.ibm.com>
4694 PR tree-optimization/52091
4695 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4696 (vect_is_simple_use_1): Likewise.
4697 * tree-vect-loop.c (vectorizable_reduction): Update calls
4698 to vect_is_simple_use_1 and vect_is_simple_use.
4699 (vectorizable_live_operation): Likewise.
4700 * tree-vect-patterns.c (widened_name_p,
4701 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4702 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4703 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4704 vectorizable_shift,vectorizable_operation, vectorizable_store,
4705 vectorizable_load): Likewise.
4706 (vect_is_simple_cond): Add an argument, pass it to
4707 vect_is_simple_use_1.
4708 (vectorizable_condition): Update calls to vect_is_simple_cond,
4710 (vect_is_simple_use): Add an argument, the statement in which
4711 OPERAND is used. Check that if OPERAND's def stmt is a double
4712 reduction phi node, the use is a phi node too.
4713 (vect_is_simple_use_1): Add an argument, pass it to
4715 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4716 to vect_is_simple_use.
4718 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4720 PR rtl-optimization/52095
4721 * modulo-sched.c (dump_insn_locator): New function.
4722 (loop_canon_p, sms_schedule): Use it.
4724 PR rtl-optimization/52113
4725 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4726 even for decomposable shift/zext insns.
4728 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4729 Zdenek Dvorak <ook@ucw.cz>
4731 PR rtl-optimization/52092
4732 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4733 on get_iv_value result.
4735 2012-02-02 Andrew Pinski <apinski@cavium.com>
4739 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4741 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4744 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4746 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4748 PR rtl-optimization/49800
4749 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4750 (sched_finish): Call regstat_free_n_sets_and_refs.
4752 2012-02-02 Jia Liu <proljc@gmail.com>
4754 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4757 2012-02-02 Jan Hubicka <jh@suse.cz>
4758 Tom de Vries <tom@codesourcery.com>
4761 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4762 * varpool.c (varpool_analyze_pending_decls): Likewise.
4764 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4765 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4767 * config.gcc: Add cr16-* support.
4769 * doc/extend.texi: Document cr16 extensions.
4770 * doc/install.texi: Document cr16 install.
4771 * doc/invoke.texi: Document cr16 options.
4772 * doc/md.texi: Document cr16 constraints.
4774 * common/config/cr16/cr16-common.c: New file.
4775 * config/cr16/cr16.c: New file.
4776 * config/cr16/cr16.h: New file.
4777 * config/cr16/cr16.md: New file.
4778 * config/cr16/cr16.opt: New file.
4779 * config/cr16/cr16-protos.h: New file.
4780 * config/cr16/predicates.md: New file.
4781 * config/cr16/constraints.md: New file.
4782 * config/cr16/t-cr16: New file.
4784 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4787 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4788 that operands[2] is either immediate, or q_regs_operand.
4790 PR tree-optimization/52073
4791 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4792 a pattern stmt for pattern uses, ignore uses outside of the loop.
4794 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4796 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4797 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4798 (OUT_AS1, OUT_AS2): Remove.
4800 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4802 PR rtl-optimization/51374
4803 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4804 to cross other volatile_refs_p insns.
4806 2012-02-01 Richard Guenther <rguenther@suse.de>
4808 * doc/invoke.texi (fno-inline): Clarify documentation.
4809 (finline-small-functions): Likewise.
4810 (finline-functions): Likewise.
4811 * common.opt (finline): Adjust comment and documentation.
4812 (finline-small-functions): Clarify documentation.
4813 (finline-functions): Likewise.
4814 (finline-functions-called-once): Likewise.
4816 2012-02-01 Tristan Gingold <gingold@adacore.com>
4818 * c-typeck.c (composite_type): Keep mode for pointers.
4820 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4822 * function.h (regno_reg_rtx): Adjust comment.
4823 * reginfo.c (init_reg_modes_target): Only use the previous mode
4824 if it fits within one register. Remove MIPS comment.
4826 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4829 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4831 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4833 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4834 to srak instruction.
4836 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4838 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4840 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4845 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4847 2012-01-31 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/51528
4850 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4853 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4858 * ree.c (add_removable_extension): Change def_map argument
4859 to unsigned *, store in def_map 1 + offset into *insn_list vector
4860 instead of pointers into the vector.
4861 (find_removable_extensions): Adjust caller.
4863 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4865 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4866 Transform all "* quoted-c-code" to { c-code }.
4867 Remove redundant test for "optimize" in combine patterns.
4868 Move (include "avr-dimode.md") to end of file.
4870 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4873 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4874 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4876 2012-01-30 Richard Guenther <rguenther@suse.de>
4878 PR tree-optimization/52028
4879 * tree-loop-distribution.c (ldist_gen): Properly update
4882 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4885 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4886 set_cur_line_info_table if not emitting debug info.
4888 PR tree-optimization/52046
4889 * tree-vect-patterns.c (check_bool_pattern): Give up if
4890 a comparison could throw.
4893 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4895 2012-01-30 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/52045
4898 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4899 SSA form if cfgcleanup did anything.
4901 2012-01-30 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/52045
4904 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4905 before computing final todo.
4907 2012-01-30 Richard Guenther <rguenther@suse.de>
4909 PR tree-optimization/51528
4910 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4913 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4915 * df-problems.c (df_kill_notes): Check that the use refers
4916 to the note under examination.
4918 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4921 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4922 parameter and use short-lived pseudos.
4923 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4924 (sparc_expand_vector_init): Const-ify local variables and adjust
4925 calls to above functions.
4927 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4929 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4931 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4933 * doc/invoke.texi: Make usage of "compile time" and
4934 "run time"/"runtime" consistent throughout the file.
4936 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4938 * config/alpha/alpha.c (alpha_option_override): Default to
4939 full IEEE compliance mode for Go language.
4941 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4943 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4944 (LINK_SSP_SPEC): Define.
4946 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4949 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4952 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4954 * doc/invoke.texi: Correct hyphenation of "floating point",
4955 "double precision", and related terminology throughout the file.
4957 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4960 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4961 arm_general_register_operand predicate for operand 2 instead of
4964 2012-01-27 Ian Lance Taylor <iant@google.com>
4967 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4968 * builtins.c (expand_builtin_init_trampoline): Add onstack
4969 parameter. Change caller.
4970 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4971 * tree.c (build_common_builtin_nodes): Declare
4972 __builtin_init_heap_trampoline.
4974 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4976 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4977 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4978 * config/avr/avr.c: Ditto.
4979 (avr_regnames): Remove because unused.
4980 * config/avr/avr.md (*cpse.ne): New peephole.
4981 (*cpse.eq): New peephole from former cpse peepholes.
4983 2012-01-27 Michael Eager <eager@eagercon.com>
4985 * config/microblaze.c (microblaze_emit_compare): Correct
4986 test after pcmp instruction.
4988 2012-01-27 Richard Guenther <rguenther@suse.de>
4990 PR tree-optimization/52020
4991 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4993 2012-01-27 Richard Guenther <rguenther@suse.de>
4995 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4996 function non-const/pure.
4998 2012-01-27 Richard Guenther <rguenther@suse.de>
5000 PR tree-optimization/50444
5001 * tree-sra.c (build_ref_for_offset): Properly adjust the
5002 MEM_REF type for unaligned accesses.
5004 2012-01-27 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/50444
5007 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5008 (expand_assignment): Use it. Properly handle misaligned
5009 bases when expanding stores to component references.
5010 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5013 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5016 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5017 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5018 * tree-data-ref.c (find_data_references_in_loop): Make static.
5019 (compute_all_dependences): Change return type to bool. Bail out
5020 for too many datarefs in a loop. Move the hunk resetting the data
5021 dependences vector from ...
5022 (compute_data_dependences_for_loop): ... here. Account for
5023 compute_all_dependences returning false.
5024 (compute_data_dependences_for_bb): Likewise.
5025 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5026 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5028 2012-01-27 Richard Guenther <rguenther@suse.de>
5031 * expr.c (store_field): Use the alias-set of the scratch memory
5034 2012-01-27 Tom de Vries <tom@codesourcery.com>
5036 PR tree-optimization/51990
5037 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5039 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5041 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5044 * var-tracking.c (reverse_op): Don't add any reverse operation
5045 if V already has any constant locations.
5047 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5049 * doc/invoke.texi: Correct usage of "command line" (noun)
5050 vs "command-line" (adjective) throughout.
5052 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5054 * doc/invoke.texi (Language Independent Options): Move
5055 -Wcoverage-mismatch blurb from here....
5056 (Warning Options): ...to here.
5058 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5060 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5061 Set rs6000_always_hint to false for 476.
5063 2012-01-27 Matthias Klose <doko@ubuntu.com>
5065 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5067 * incpath.c (add_standard_paths): Likewise.
5069 2012-01-27 Richard Henderson <rth@redhat.com>
5071 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5072 * config/m68k/sync.md (atomic_test_and_set): Rename from
5073 sync_test_and_setqi and adjust the operands.
5074 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5075 and unconditionally enable.
5077 2012-01-27 Richard Henderson <rth@redhat.com>
5079 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5080 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5081 (ldstub): Rename from ldstubqi.
5082 (ldstub<I24MODE>): Remove.
5084 2012-01-27 Richard Henderson <rth@redhat.com>
5086 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5087 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5088 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5089 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5090 * doc/tm.texi: Rebuild.
5092 2012-01-27 Richard Henderson <rth@redhat.com>
5094 * optabs.c (gen_atomic_test_and_set): Remove default.
5095 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5097 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5099 PR rtl-optimization/51978
5100 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5101 (combine_reaching_defs): Likewise.
5102 (struct re_info): Remove.
5103 (add_removable_extension): Remove x and data arguments,
5104 add insn, insn_list and def_map. Use the arguments directly
5105 instead of using struct re_info.
5106 (find_removable_extensions): Don't call add_removable_extension
5107 through note_stores, instead just call it with single_set
5109 (find_and_remove_re): Pass curr_cand->expr instead of
5110 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5112 2012-01-26 Michael Matz <matz@suse.de>
5114 PR tree-optimization/46590
5115 * cfgexpand.c: Revert last change (r183305).
5116 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5118 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5119 checking for emptiness.
5121 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5124 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5125 non-addressable non-BLKmode base correctly.
5127 2012-01-26 Michael Matz <matz@suse.de>
5129 PR tree-optimization/48794
5130 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5131 regions referenced from RESX/EH_DISPATCH.
5133 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5135 * config/s390/s390.h: Make BRANCH_COST an option.
5136 * config/s390/s390.opt: New option -mbranch-cost.
5138 2012-01-26 Richard Henderson <rth@redhat.com>
5140 Revert 2012-01-24 change:
5141 * trans-mem.c (requires_barrier): Do not instrument thread local
5142 variables and emit save/restore for them.
5144 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5147 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5150 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5152 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5155 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5158 Rename __pgm to __flash.
5159 Rename __pgm1 to __flash1.
5160 Rename __pgm2 to __flash2.
5161 Rename __pgm3 to __flash3.
5162 Rename __pgm4 to __flash4.
5163 Rename __pgm5 to __flash5.
5164 Rename __pgmx to __memx.
5165 * doc/extend.texi (AVR Named Address Spaces)
5166 Rename address space names as indicated above.
5167 * config/avr/avr.c (avr_addrspace): Ditto.
5169 * config/avr/avr-protos.h
5170 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5171 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5172 * config/avr/predicates.md: Ditto.
5173 * config/avr/avr.c Ditto, and
5174 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5175 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5177 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5178 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5179 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5180 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5181 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5182 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5183 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5184 * config/avr/avr.c: Ditto.
5185 * config/avr/avr.md: Ditto.
5187 2012-01-25 Jason Merrill <jason@redhat.com>
5190 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5192 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5194 PR tree-optimization/51987
5195 * tree-data-ref.c (get_references_in_stmt): Handle references in
5196 non-volatile GIMPLE_ASM.
5198 2012-01-25 Richard Guenther <rguenther@suse.de>
5200 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5201 bases are dereferenced.
5203 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5205 PR rtl-optimization/48374
5206 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5208 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5210 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5211 compute_data_dependences_for_loop returns false.
5212 * tree-parloops.c (loop_parallel_p): Likewise.
5214 2012-01-25 Richard Guenther <rguenther@suse.de>
5216 * tree.h (get_pointer_alignment_1): Declare.
5217 * builtins.c (get_pointer_alignment_1): New function.
5218 (get_pointer_alignment): Use it.
5220 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5222 PR rtl-optimization/48308
5223 * combine.c (enum undo_kind): Add UNDO_LINKS.
5224 (struct undo): Add member l to other_contents and where.
5225 (do_SUBST_LINK): New.
5227 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5228 (undo_all): Handle UNDO_LINKS.
5230 2012-01-25 Richard Henderson <rth@redhat.com>
5232 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5235 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5237 * optabs.c (gen_atomic_test_and_set): Use each argument.
5239 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5241 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5242 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5243 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5244 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5245 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5246 TARGET_PAIRED_SINGLE_FLOAT.
5248 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5250 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5251 (in_struct, return_val): Remove MEM documentation.
5252 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5253 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5254 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5256 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5257 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5258 * expr.c (store_field): Likewise.
5259 * function.c (assign_stack_temp_for_type): Likewise.
5260 * ifcvt.c (noce_try_cmove_arith): Likewise.
5261 * reload1.c (reload): Likewise.
5262 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5263 (alpha_set_memflags): Likewise.
5264 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5266 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5268 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5270 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5271 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5272 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5274 * cselib.c (cselib_rtx_varies_p): Delete.
5275 (cselib_invalidate_mem): Update call to canon_true_dependence.
5276 * dse.c (record_store, check_mem_read_rtx): Likewise.
5277 (scan_reads_nospill): Likewise.
5278 * cse.c (check_dependence): Likewise.
5279 (cse_rtx_varies_p): Delete.
5280 * expr.c (safe_from_p): Update call to true_dependence.
5281 * ira.c (validate_equiv_mem_from_store): Likewise.
5282 (memref_referenced_p): Likewise.
5283 * postreload-gcse.c (find_mem_conflicts): Likewise.
5284 * sched-deps.c (sched_analyze_2): Likewise.
5285 * store-motion.c (load_kills_store): Likewise.
5286 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5287 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5288 (compute_transp): Update call to canon_true_dependence.
5290 2012-01-25 Richard Henderson <rth@redhat.com>
5292 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5293 (maybe_emit_atomic_test_and_set): New.
5294 (expand_sync_lock_test_and_set): Use it.
5295 (expand_atomic_test_and_set): Likewise.
5296 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5297 the implementation; clarify implementation defined details.
5298 * doc/md.texi (atomic_test_and_set): Document.
5300 2012-01-25 Richard Henderson <rth@redhat.com>
5302 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5304 2012-01-25 Richard Henderson <rth@redhat.com>
5307 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5308 to effect no-op split.
5310 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5313 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5314 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5315 (BT_FN_VOID_PTR_INT_SIZE): New.
5316 (BT_FN_UINT_UINT_VAR): Remove.
5317 (BT_FN_UINT32_UINT32_VAR): New.
5318 (BT_FN_DOUBLE_VPTR): Remove.
5319 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5321 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5322 (_ITM_changeTransactionMode): Same.
5323 (_ITM_memmoveRtWt): Change return type to void.
5324 (_ITM_memcpyRtWt): Same.
5325 (_ITM_memsetW): Same.
5326 (_ITM_RaRD): Change types to double.
5331 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5333 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5334 Patrick Marlier <patrick.marlier@gmail.com>
5336 * trans-mem.c (requires_barrier): Do not instrument thread local
5337 variables and emit save/restore for them.
5339 2012-01-24 Jason Merrill <jason@redhat.com>
5342 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5343 output static aliases.
5345 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5348 * common.opt (-pie, -shared, pie, shared): Change from Common to
5350 * gcc.c (display_help): Display help for -pie and -shared.
5352 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5355 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5356 Remove note on size/offset limitation.
5357 (AVR Variable Attributes): Add example how to read data located
5358 with progmem. Refer to named address spaces.
5359 * doc/invoke.texi (AVR Options): Fix typo.
5361 2012-01-24 Richard Guenther <rguenther@suse.de>
5363 Forward-port to trunk
5364 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5367 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5368 op0 isn't sufficiently aligned and there is movmisalignM
5369 insn for mode, use it to load op0 into a temporary register.
5371 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5374 * target.def (const_not_ok_for_debug_p): New hook.
5375 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5377 * doc/tm.texi: Regenerated.
5378 * dwarf2out.c (const_ok_for_output_1): If
5379 targetm.const_not_ok_for_debug_p returns true, fail.
5380 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5382 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5384 2012-01-23 Kai Tietz <ktietz@redhat.com>
5387 * config/i386/predicates.md (symbolic_operand): Allow
5388 UNSPEC_PCREL as PIC expression for lea.
5389 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5390 * config/i386/i386.c (ix86_delegitimize_address): Handle
5391 UNSPEC_PCREL for none-MEM, too.
5393 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5395 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5396 (ipa_tm_create_version_alias): Same.
5398 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5401 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5402 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5404 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5405 Patrick Marlier <patrick.marlier@gmail.com>
5406 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5409 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5410 simple_object_start_read.
5412 2012-01-23 Richard Guenther <rguenther@suse.de>
5415 PR tree-optimization/51895
5416 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5417 parameter decomposition into BLKmode components.
5419 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5421 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5422 fake variables for restrict-qualified pointers whose pointed-to type
5423 contains a placeholder.
5425 2012-01-23 Richard Guenther <rguenther@suse.de>
5427 PR tree-optimization/51949
5428 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5430 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5432 PR rtl-optimization/51933
5433 * ree.c (transform_ifelse): Return true right away if dstreg is
5434 already wider or equal to cand->mode.
5435 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5436 (make_defs_and_copies_lists): Remove defs_list and copies_list
5437 arguments, add state argument, just truncate state->work_list
5438 instead of always allocating and freeing the vector. Assert that
5439 get_defs succeeds instead of returning 2. Changed return type to bool.
5440 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5441 have ext_src_mode, see if it has been modified already with the
5442 right kind of extension and has been extended before from the
5443 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5444 just return true. Remember the original mode in state->modified array.
5445 (combine_reaching_defs): Add state argument. Don't allocate and
5446 free here def_list, copied_list and vec vectors, instead just
5447 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5448 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5449 Add state variable, clear vectors in it, initialize state.modified
5450 if needed. Free all the vectors at the end and state.modified too.
5451 Don't skip a candidate if the extension expression has been modified.
5453 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5456 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5457 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5458 (extra_options) interix.opt -> i386/interix.opt"
5459 (extra_objs):Add winnt-stubs.o
5460 * configure.ac: Add interix to target_os .comm on PE check.
5461 * configure: Regenerate.
5462 * config/interix3.h: Delete and move bits to..
5463 * config/interix.h: Delete and move bits to..
5464 * config/i386/i386-interix3.h: Delete and move bits to..
5465 * config/i386/i386-interix.h: ..here.
5466 (TARGET_CPU_DEFAULT): Remove redefinition.
5467 (TARGET_ASM_CONSTRUCTOR): Undefine.
5468 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5469 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5470 (PTRDIFF_TYPE): Define.
5471 (LONG_DOUBLE_TYPE_SIZE): Define.
5472 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5473 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5474 (TARGET_SECTION_TYPE_FLAGS): Define.
5475 (ASM_DECLARE_FUNCTION_NAME): Define.
5476 (ASM_OUTPUT_EXTERNAL): Define.
5477 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5478 (ASM_OUTPUT_ALIGNED_BSS): Define.
5479 (PCC_BITFIELD_TYPE_MATTERS): Define.
5480 (USE_CONST_SECTION): Define.
5481 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5482 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5483 (SUPPORTS_ONE_ONLY): Remove.
5484 (I386_PE_STRIP_ENCODING): Define.
5485 * config/interix.opt: Delete and move bits to..
5486 * config/i386/interix.opt: ..here. New.
5487 (mpe-aligned-commons): Add.
5488 * config/i386/t-interix: Add copyright header.
5489 (winnt-stubs.o): Add rule.
5491 2012-01-22 Jason Merrill <jason@redhat.com>
5494 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5495 for extra name aliases.
5497 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5499 PR rtl-optimization/51924
5500 * ree.c (combine_set_extension): Improve debugging message.
5501 (combine_reaching_defs): Likewise.
5502 (get_defs): Rename confusingly named variable.
5503 (find_and_remove_re): Skip a candidate if the extension expression has
5506 2012-01-21 Robert Millan <rmh@gnu.org>
5507 Gerald Pfeifer <gerald@pfeifer.com>
5509 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5510 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5512 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5514 PR tree-optimization/51914
5515 * tree-vect-stmts.c (vectorizable_conversion): For
5516 cvt_type && modifier == WIDEN, put temporary with cvt_type
5517 at the beginning of vec_dsts and set vec_dest to temporary
5520 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5522 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5524 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5526 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5527 * config/rs6000/rs6000.c: Likewise.
5529 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5532 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5533 output_move_double on a copy of operands array.
5535 2012-01-20 Cary Coutant <ccoutant@google.com>
5536 Dodji Seketeli <dodji@redhat.com>
5539 * dwarf2out.c (copy_declaration_context): Return ref to parent
5540 of declaration DIE, if necessary.
5541 (remove_child_or_replace_with_skeleton): Add new parameter; update
5542 caller. Place skeleton DIE under parent DIE of original declaration.
5543 Move call to copy_declaration_context to here ...
5544 (break_out_comdat_types): ... from here.
5546 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5548 PR rtl-optimization/51856
5549 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5552 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5555 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5556 hints for neon loads and stores.
5558 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5562 * doc/extend.texi (Named Address Spaces): Split into subsections.
5563 (AVR Named Address Spaces): New subsection.
5564 (M32C Named Address Spaces): New subsection.
5565 (RL78 Named Address Spaces): New subsection.
5566 (SPU Named Address Spaces): New subsection.
5567 (Variable Attributes): New anchor "AVR Variable Attributes".
5568 (AVR Variable Attributes): Rewrite and avoid wording
5569 "address space" in this context.
5570 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5571 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5572 (AVR Built-in Macros): New subsubsection therein.
5573 * doc/md.texi (AVR constraints): Remove "C04", "R".
5575 2012-01-20 Richard Guenther <rguenther@suse.de>
5577 PR tree-optimization/51903
5578 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5579 when removing stmts.
5581 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5584 * config/arm/arm.c (arm_load_pic_register): Use
5585 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5586 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5587 (arm_pic_static_addr): Likewise.
5588 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5589 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5590 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5591 (pic_load_addr_unified): New.
5593 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5596 * function.c (instantiate_virtual_regs_in_insn): Use
5597 delete_insn_and_edges when removing a wrong asm insn.
5599 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5601 PR rtl-optimization/40761
5602 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5603 Add new member loop_num.
5604 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5605 (ira_build): Remove the parameter.
5607 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5608 (ira.c): Do not build CFG loops for one region allocation. Remove
5609 argument from ira_build call.
5611 * ira-build.c (init_loop_tree_node): New function.
5612 (create_loop_tree_nodes): Use it. Separate the case when CFG
5613 loops are not built.
5614 (more_one_region_p): Check current_loops.
5615 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5617 (add_loop_to_tree): Process loop equal to NULL too.
5618 (form_loop_tree): Separate the case when CFG loops are not built.
5619 Use explicitly number for the root.
5620 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5622 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5623 instead of loop->num.
5624 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5625 (mark_all_loops_for_removal): Ditto.
5626 (remove_unnecessary_regions): Separate the case when CFG loops
5628 (ira_build): Remove the parameter. Use explicit number of regions
5629 when CFG loops are not built.
5631 * ira-color.c (print_loop_title): Separate the case for the root node.
5632 Use loop_num instead of loop->num.
5633 (move_spill_restore): Use loop_num instead of loop->num.
5635 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5636 (change_loop): Ditto.
5637 (change_loop): Use loop_num instead of loop->num.
5639 * ira-lives.c (process_bb_node_lives): Ditto.
5641 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5643 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5645 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5648 * tree-mudflap.c (mf_artificial): New function.
5649 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5650 mx_register_decls, mudflap_enqueue_decl): Use it.
5653 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5654 numbers in the insn pattern.
5656 2012-01-19 Michael Matz <matz@suse.de>
5658 PR tree-optimization/46590
5659 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5660 use it in remembering which conflicts we already created.
5661 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5664 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5667 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5668 (merge_and_complain): Same.
5670 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5673 * config/initfini-array.h: Guard content of the header
5674 with #ifdef HAVE_INITFINI_ARRAY.
5675 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5676 Add initfini-array.h to tm_file here.
5677 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5678 * config.gcc: Don't add initfini-array.h to tm_file here.
5679 * configure: Regenerated.
5681 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5683 PR rtl-optimization/51505
5684 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5685 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5686 (df_note_bb_compute): Update the call to df_kill_notes.
5688 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5690 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5692 2012-01-18 Richard Guenther <rguenther@suse.de>
5694 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5695 of conversions to void *.
5697 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5698 Richard Sandiford <rdsandiford@googlemail.com>
5702 * optabs.h (simplify_expand_binop): Declare.
5703 * optabs.c (simplify_expand_binop): Make global.
5704 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5705 endian targets if the source cannot be exactly covered by word
5708 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5711 * hard-reg-set.h (struct hard_reg_set_container): New type.
5712 * target.h (struct hard_reg_set_container): Forward declare.
5713 * target.def (set_up_by_prologue): New target hook.
5714 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5715 * doc/tm.texi: Regenerated.
5716 * function.c (thread_prologue_and_epilogue_insns): Change
5717 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5718 Call targetm.set_up_by_prologue on it.
5719 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5720 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5722 2012-01-17 Nick Clifton <nickc@redhat.com>
5724 * config/rx/rx.c (rx_can_use_simple_return): New function.
5725 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5726 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5728 2012-01-17 Richard Guenther <rguenther@suse.de>
5731 * expr.c (expand_assignment): Take address-space information
5732 from the address operand of MEM_REF and TARGET_MEM_REF.
5733 (expand_expr_real_1): Likewise.
5735 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5737 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5738 reload dump is requested.
5740 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5743 * trans-mem.c (requires_barrier): Call may_be_aliased.
5745 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5747 PR tree-optimization/51877
5748 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5749 call arguments and fndecls compare equal, instead return false if they
5750 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5751 both SSA_NAMEs that are valueized the same, or they satisfy
5754 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5756 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5758 * configure: Regenerate.
5760 2012-01-16 Jan Hubicka <jh@suse.cz>
5764 * convert.c (convert_to_integer): Use fold_convert for
5765 converting an INTEGER_CST to integer type.
5767 2012-01-16 Jason Merrill <jason@redhat.com>
5770 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5772 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5775 * config/s390/s390.c (s390_chunkify_start): Don't skip
5776 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5777 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5778 If insn is followed by NOTE_INSN_VAR_LOCATION or
5779 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5780 Don't use location of note insns.
5782 PR tree-optimization/51865
5783 * tree-inline.c (tree_function_versioning): Call remap_decl
5784 on DECL_RESULT whenever it has VOID_TYPE_P type.
5786 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5788 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5789 for calls to locally-binding MIPS16 functions if only the return
5790 type uses float regs.
5792 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5793 Richard Sandiford <rdsandiford@googlemail.com>
5795 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5796 (SYMBOL_32_HIGH): Likewise.
5797 (mips_output_tls_reloc_directive): Declare.
5798 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5799 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5800 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5801 (mips_lo_relocs, mips_hi_relocs): Make extern.
5802 (mips16_stub_function): Move up file.
5803 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5804 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5805 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5806 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5807 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5808 (mips_get_tp): Add MIPS16 support.
5809 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5810 Generalize DTPREL and TPREL handling.
5811 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5812 Add MIPS16 TLS support.
5813 (mips_output_tls_reloc_directive): New function.
5814 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5815 * config/mips/predicates.md (symbolic_operand_with_high)
5816 (tls_reloc_operand): New predicates.
5817 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5818 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5819 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5820 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5821 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5822 (*tls_get_tp_mips16_call_<mode>): Likewise.
5824 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5826 PR rtl-optimization/51821
5827 * recog.c (peep2_find_free_register): Determine clobbered registers
5830 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5833 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5834 * config/avr/avr.c: Likewise.
5835 * config/avr/avr.h: Likewise.
5837 2012-01-13 Ian Lance Taylor <iant@google.com>
5840 * tree.h (TYPE_QUALS): Add cast to int.
5841 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5843 2012-01-13 Ian Lance Taylor <iant@google.com>
5845 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5846 comparing param_index to VEC_length result.
5848 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5850 * c-decl.c: Do not include tree-mudflap.h
5851 * tree-optimize.c: Likewise.
5852 * Makefile.in: Update dependencies.
5854 2012-01-13 Richard Guenther <rguenther@suse.de>
5857 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5858 variable-sized result always use RSO.
5860 2012-01-12 DJ Delorie <dj@redhat.com>
5862 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5863 pointer type, not just the default pointer type.
5865 2012-01-09 Richard Henderson <rth@redhat.com>
5866 Denis Chertykov <chertykov@gmail.com>
5869 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5870 * config/avr/avr.c (avr_can_eliminate): Simplify.
5871 (avr_initial_elimination_offset): Likewise.
5872 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5873 (expand_epilogue): Likewise.
5874 (avr_legitimize_address): Gut.
5875 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5876 (avr_hard_regno_nregs): New.
5877 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5878 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5879 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5880 add soft frame pointer.
5881 (CALL_USED_REGISTERS): Likewise.
5882 (REG_CLASS_CONTENTS): Likewise.
5883 (REGISTER_NAMES): Likewise.
5884 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5885 (HARD_FRAME_POINTER_REGNUM): New.
5886 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5887 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5888 remove the HARD_FRAME_POINTER self-elimination.
5890 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5893 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5894 DECL_EXTERNAL when checking for initializers of progmem variables.
5896 2012-01-12 Ira Rosen <irar@il.ibm.com>
5898 PR tree-optimization/51799
5899 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5900 that the last operation is a type demotion.
5902 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5904 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5905 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5907 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5910 * combine.c (distribute_notes): If i3 is a noreturn call,
5911 allow old_size to be equal to args_size and make sure the
5912 noreturn call gets REG_ARGS_SIZE note.
5913 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5914 on noreturn calls even when the delta is 0.
5916 2012-01-11 Nathan Sidwell <nathan@acm.org>
5918 * gcov.c (STRING_SIZE): Remove.
5919 (generate_results): Erase annotations for source files with no
5920 coverage information.
5922 (output_lines): Use it.
5924 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5926 * gimple.h (gimplify_body): Remove first argument.
5927 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5928 pointer set here, instead just pass DATA to walk_tree.
5929 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5930 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5931 (unvisit_body): Likewise, but with unmark_visited.
5932 (gimplify_body): Remove BODY_P argument and adjust.
5933 (gimplify_function_tree): Adjust call to gimplify_body.
5934 * omp-low.c (finalize_task_copyfn): Likewise.
5936 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5938 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5939 (build_function_type_skip_args): Delete.
5940 * tree.c (build_function_type_skip_args): Make static and add
5941 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5942 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5943 pass it to build_function_type_skip_args.
5944 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5945 (tree_function_versioning): Likewise.
5946 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5947 build_function_decl_skip_args.
5948 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5949 and pass it to build_function_decl_skip_args/tree_function_versioning.
5950 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5951 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5952 * trans-mem.c (ipa_tm_create_version): Likewise.
5953 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5954 * tree-inline.c (declare_return_variable): Remove always-true test.
5955 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5956 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5957 * ipa-split.c (split_function): Skip the return value for the split
5958 part if it doesn't return.
5960 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5962 PR tree-optimization/49642
5963 * ipa-split.c (forbidden_dominators): New variable.
5964 (check_forbidden_calls): New function.
5965 (dominated_by_forbidden): Likewise.
5966 (consider_split): Check for forbidden dominators.
5967 (execute_split_functions): Initialize and free forbidden
5968 dominators info; call check_forbidden_calls.
5970 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5972 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5974 2012-01-11 Nick Clifton <nickc@redhat.com>
5976 * config/rx/rx.md (return): Define pattern.
5978 2012-01-11 Richard Guenther <rguenther@suse.de>
5980 * doc/extend.texi (malloc attribute): Adjust according to
5983 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5984 Patrick Marlier <patrick.marlier@gmail.com>
5987 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5988 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5989 (ipa_tm_note_irrevocable): Same.
5990 (ipa_tm_scan_irr_block): Same.
5991 (ipa_tm_decrement_clone_counts): Same.
5992 (ipa_tm_scan_irr_function): Same.
5993 (ipa_tm_create_version_alias): Same.
5994 (ipa_tm_create_version): Same.
5995 (ipa_tm_transform_calls_redirect): Same.
5996 (ipa_tm_transform_calls): Same.
5997 (ipa_tm_transform_transaction): Same.
5998 (ipa_tm_execute): Same.
6000 2012-01-10 Richard Guenther <rguenther@suse.de>
6003 * opts.c (common_handle_option): Handle -Werror.
6005 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6007 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6010 2012-01-10 Jason Merrill <jason@redhat.com>
6012 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6015 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6017 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6018 supports R_386_TLS_GD_PLT reloc.
6019 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6020 supports R_386_TLS_LDM_PLT reloc.
6021 * configure: Regenerate.
6022 * config.in: Regenerate.
6024 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6027 Extend __pgmx semantics to linearize memory.
6028 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6029 determine if code comes inline or from libgcc.
6030 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6031 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6032 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6033 (movmemx_qi, movmemx_hi): New insns.
6034 (xload_<mode>_libgcc): Rewrite to new insn condition.
6035 (xload_<mode>): Remove insns.
6036 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6037 cases that don't satisfy avr_xload_libgcc_p().
6038 (avr_addr_space_convert): Allow converting in any direction.
6039 (avr_addr_space_subset_p): Return always true.
6040 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6041 (avr_emit_movmemhi): Ditto.
6042 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6043 (avr_out_movmem): Ditto.
6044 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6045 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6046 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6047 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6048 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6050 2012-01-10 Richard Guenther <rguenther@suse.de>
6052 PR tree-optimization/50913
6053 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6054 Require data-refs to be representable by Graphite with respect
6057 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6059 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6060 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6062 2012-01-10 Tom de Vries <tom@codesourcery.com>
6064 PR rtl-optimization/51271
6065 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6066 handling annulled branch.
6068 2012-01-10 Richard Henderson <rth@redhat.com>
6070 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6071 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6072 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6073 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6074 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6075 arm_expand_vec_perm_const): New.
6076 * config/arm/arm-protos.h: Update.
6077 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6078 (*neon_vswp<VDQX>): New.
6079 (neon_vcombine<VDX>): Use neon_split_vcombine.
6080 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6081 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6082 (vec_perm<VE>): New.
6084 2012-01-10 Richard Henderson <rth@redhat.com>
6086 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6087 use it if reload_completed.
6088 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6089 arm_output_asm_insn, arm_process_output_memory_barrier,
6090 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6091 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6092 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6093 arm_process_output_sync_insn, arm_output_sync_insn,
6094 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6095 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6096 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6097 (emit_unlikely_jump): New.
6098 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6099 (arm_split_atomic_op): New.
6100 * config/arm/arm-protos.h: Update.
6101 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6102 (struct arm_sync_generator): Remove.
6103 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6104 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6105 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6106 (VUNSPEC_LL, VUNSPEC_SC): New.
6107 (sync_result, sync_memory, sync_required_value, sync_new_value,
6108 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6109 (attr length): Don't use arm_sync_loop_insns.
6110 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6111 (movsfcc, movdfcc): Likewise.
6112 * config/arm/constraints.md (Ua): New.
6113 * config/arm/prediates.md (mem_noofs_operand): New.
6114 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6115 (sync_clobber, sync_t2_reqd): Remove.
6116 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6117 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6118 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6119 (arm_sync_compare_and_swap<SIDI>): Remove.
6120 (arm_sync_compare_and_swap<NARROW>): Remove.
6121 (arm_sync_lock_test_and_set<SIDI>): Remove.
6122 (arm_sync_lock_test_and_set<NARROW>): Remove.
6123 (arm_sync_new_<syncop><SIDI>): Remove.
6124 (arm_sync_new_<syncop><NARROW>): Remove.
6125 (arm_sync_new_nand<SIDI>): Remove.
6126 (arm_sync_new_nand<NARROW>): Remove.
6127 (arm_sync_old_<syncop><SIDI>): Remove.
6128 (arm_sync_old_<syncop><NARROW>): Remove.
6129 (arm_sync_old_nand<SIDI>): Remove.
6130 (arm_sync_old_nand<NARROW>): Remove.
6131 (*memory_barrier): Merge arm_output_memory_barrier.
6132 (atomic_compare_and_swap<QHSD>): New.
6133 (atomic_compare_and_swap<NARROW>_1): New.
6134 (atomic_compare_and_swap<SIDI>_1): New.
6135 (atomic_exchange<QHSD>): New.
6136 (cas_cmp_operand, cas_cmp_str): New.
6137 (atomic_op_operand, atomic_op_str): New.
6138 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6139 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6140 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6141 (arm_load_exclusive<NARROW>): New.
6142 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6143 (arm_store_exclusive<QHSD>): New.
6145 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6147 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6148 reload patterns if -mvsx-scalar-memory.
6150 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6151 generated, even -mno-vsx-scalar-double was used.
6152 (vsx_xscvdpsp_scalar): Likewise.
6153 (vsx_xscvspdp_scalar2): Likewise.
6155 2012-01-09 Tom de Vries <tom@codesourcery.com>
6156 Andrew Pinski <apinski@cavium.com>
6159 * reorg.c (fill_slots_from_thread): Don't speculate
6160 frame-related insns.
6162 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6164 * sched-int.h (bb_note): Move to...
6165 * basic-block.h: ...here.
6166 * haifa-sched.c (bb_note): Move to...
6167 * cfgrtl.c: ...here.
6168 * function.c (next_block_for_reg): New function.
6169 (move_insn_for_shrink_wrap): Likewise.
6170 (prepare_shrink_wrap): Rewrite to use the above.
6172 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6174 * gimple.c (is_gimple_non_addressable): Remove.
6175 * gimple.h: Remove is_gimple_non_addressable.
6176 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6177 is_gimple_non_addressable.
6178 * trans-mem.c (expand_assign_tm): Same.
6180 2012-01-09 Richard Guenther <rguenther@suse.de>
6182 PR tree-optimization/51775
6183 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6184 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6186 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6188 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6190 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6192 2012-01-09 Richard Guenther <rguenther@suse.de>
6194 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6196 2012-01-08 Jan Hubicka <jh@suse.cz>
6198 PR tree-optimize/51680
6199 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6200 on when known_vals needs to be computed; cleanup.
6202 2012-01-08 Jan Hubicka <jh@suse.cz>
6204 PR tree-optimize/51694
6205 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6207 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6209 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6210 for -std=c++98 and -std=c++11 too.
6212 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6214 * cfgloop.c (cancel_loop): Add free() of bbs array.
6216 2012-01-07 Jan Hubicka <jh@suse.cz>
6218 PR tree-optimization/51600
6219 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6220 that benefits small functions.
6222 2012-01-07 Jan Hubicka <jh@suse.cz>
6224 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6226 2012-01-07 Jan Hubicka <jh@suse.cz>
6228 PR tree-optimization/51680
6229 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6230 whose inlining reduce unit size.
6232 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6235 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6236 Add canonical node to containing_mem chain after the non-canonical
6237 one, even if there weren't any locs to propagate.
6238 (remove_useless_values): Keep only canonical values.
6239 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6240 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6241 canonicalize mem_chain elements that are not discarded.
6243 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6246 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6247 before emitting functions.
6249 PR gcov-profile/50127
6250 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6251 clear_aux_for_blocks.
6253 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6256 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6258 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6260 * c-decl.c (ext_block): Moved up.
6261 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6263 2012-01-06 Han Shen <shenhan@google.com>
6265 Translate built-in include paths for sysroot.
6266 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6267 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6269 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6270 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6272 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6273 control whether sysroot should be prepended to gxx include dir.
6275 * configure: Regenerate.
6277 2012-01-06 Torvald Riegel <triegel@redhat.com>
6279 PR rtl-optimization/51771
6280 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6281 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6283 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6285 PR tree-optimization/51315
6286 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6287 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6289 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6292 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6293 for shrp pattern. Correctly handle and fixup shift variable.
6294 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6296 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6299 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6300 note when !ACCUMULATE_OUTGOING_ARGS.
6302 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6304 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6306 (extract_range_from_unary_expr_1): Avoid useless computations.
6308 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6310 PR rtl-optimization/51767
6311 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6312 of jump_block and add an extra edge for degenerated asm gotos.
6315 * stmt.c (check_unique_operand_names): Don't ICE during error
6316 reporting if i is from labels chain.
6319 * profile.c (branch_prob): Split bbs that have exit edge
6320 and need a fake entry edge too.
6322 2012-01-05 Jan Hubicka <jh@suse.cz>
6325 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6328 2012-01-05 Richard Guenther <rguenther@suse.de>
6331 * tree-streamer-out.c (write_ts_optimization): New function.
6332 (streamer_write_tree_body): Call it.
6333 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6334 (streamer_read_tree_body): Call it.
6335 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6337 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6340 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6341 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6342 in_cleanup_point_expr before gimplify_stmt call and restore it
6344 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6345 in_cleanup_point_expr is false.
6347 2012-01-05 Richard Guenther <rguenther@suse.de>
6350 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6352 * toplev.c (process_options): Reject combining mudflap and LTO.
6353 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6355 2012-01-05 Richard Guenther <rguenther@suse.de>
6357 PR tree-optimization/51760
6358 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6360 (bit_value_unop): Handle UNDEFINED operands.
6361 (bit_value_binop): Likewise.
6363 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6365 * config/avr/avr.c (avr_replace_prefix): Remove.
6366 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6367 (avr_asm_function_rodata_section): Ditto.
6368 (avr_asm_select_section): Ditto.
6370 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6372 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6375 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6378 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6379 calls that have any non-fake successor edges.
6382 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6384 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6386 PR tree-optimization/51624
6387 * tree-sra.c (build_ref_for_model): When replicating a chain of
6388 COMPONENT_REFs, stop as soon as the offset would become negative.
6390 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6393 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6394 in .debug_loc on the floor.
6396 2012-01-04 Andrew Pinski <apinski@cavium.com>
6398 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6400 2012-01-04 Andrew Pinski <apinski@cavium.com>
6401 Adam Nemet <anemet@caviumnetworks.com>
6403 * config/mips/mips.md (size): Add SI and DI.
6404 (SIZE): New mode attribute.
6405 (U): New code attribute.
6406 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6407 (mips_lbux_<mode>): Delete.
6408 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6409 (mips_lhx): Use gen_mips_lhx_extsi.
6410 (mips_lhx_<mode>): Delete.
6412 (mips_l<size>x): New expand.
6413 (mips_lwx_<mode>): Delete.
6414 (mips_l<GPR:size>x_<P:mode>): New pattern.
6415 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6416 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6417 * config/mips/mips.c (mips_lx_address_p): New function.
6418 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6419 (dsp64): New availability predicate.
6420 (mips_builtins): Add an entry for __builtin_mips_ldx.
6421 * config/mips/mips.h (ISA_HAS_LBX): New define.
6422 (ISA_HAS_LBUX): Likewise.
6423 (ISA_HAS_LHX): Likewise.
6424 (ISA_HAS_LHUX): Likewise.
6425 (ISA_HAS_LWX): Likewise.
6426 (ISA_HAS_LWUX): Likewise.
6427 (ISA_HAS_LDX): Likewise.
6428 * doc/extend.texi (__builtin_mips_ldx): Document.
6430 2012-01-04 Tristan Gingold <gingold@adacore.com>
6432 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6433 when long pointers are used.
6434 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6435 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6436 (ia64-hp-*vms*): Remove.
6437 * config/vms/xm-vms64.h: Delete.
6439 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6442 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6444 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6446 * opts.c (finish_options): Remove duplicate sorry.
6448 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6451 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6454 2012-01-04 Richard Guenther <rguenther@suse.de>
6457 * tree.c (size_low_cst): New function.
6458 * tree.h (size_low_cst): Declare.
6459 * fold-const.c (fold_comparison): Use it to extract the low
6460 part of the POINTER_PLUS_EXPR offset.
6462 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6464 Fix clearing ZERO_REG
6465 * config/avr/avr.md (cc): Add alternative "ldi".
6466 (movqi_insn): Use it in cc attribute.
6467 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6468 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6469 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6471 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6473 * configure: Regenerate.
6475 2012-01-04 Richard Guenther <rguenther@suse.de>
6477 PR tree-optimization/49651
6478 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6479 (var_can_have_subvars): Use it.
6480 (get_constraint_for_1): Only consider subfields if there can be any.
6482 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6485 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6486 to its new canonical_cselib_val and the cselib_val was in
6487 first_containing_mem chain, but the canonical_cselib_val was not,
6488 add the latter into the chain.
6489 (cselib_invalidate_mem): Compare canonical_cselib_val of
6490 addr_list chain elt with v.
6493 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6494 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6496 (output_macinfo_op): Don't ggc_strdup fd->filename.
6497 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6498 then ggc_strdup it. Don't free inc->info or cur->info.
6499 (output_macinfo): Don't free ref->info or file->info.
6501 2012-01-03 Ira Rosen <irar@il.ibm.com>
6503 PR tree-optimization/51269
6504 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6505 first_niters a pointer.
6506 (slpeel_tree_peel_loop_to_edge): Likewise.
6507 (vect_do_peeling_for_loop_bound): Update call to
6508 slpeel_tree_peel_loop_to_edge.
6509 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6510 here. Remove it from the parameters list.
6511 (vect_do_peeling_for_alignment): Update calls and compute
6514 2012-01-03 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/51070
6517 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6518 Properly handle calls.
6520 2012-01-03 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/51692
6523 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6524 the LHS of allocation stmts.
6526 2012-01-03 Olivier Hainque <hainque@adacore.com>
6528 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6530 2012-01-03 Olivier Hainque <hainque@adacore.com>
6532 * collect2.c (main): In AIX specific computations for vector
6533 insertions, use CONST_CAST2 to cast from char ** to const char **.
6535 2012-01-03 Richard Guenther <rguenther@suse.de>
6538 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6539 the context of a limbo DIE when it does not already exist.
6541 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6543 PR tree-optimization/51719
6544 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6545 but direct call is, clear direct call's lhs and don't add fallthrough
6546 edge from dcall_bb to join_bb and PHIs.
6548 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6550 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6551 the instructions emitted by the pattern.
6552 ("*TDC_insn_<mode>"): Add comment.
6554 2012-01-03 Richard Guenther <rguenther@suse.de>
6557 * fold-const.c (fold_comparison): Properly canonicalize
6558 tree offset and HOST_WIDE_INT bit position.
6560 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6562 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6563 operands for extzv pattern.
6565 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6568 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6571 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6573 * doc/invoke.texi (-flto and related options): Copy-edit.
6575 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6577 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6579 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6581 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6584 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6586 * expr.h (move_by_pieces_ninsns): Declare.
6587 * expr.c (move_by_pieces_ninsns): Make external.
6588 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6589 (mips_store_by_pieces_p): Likewise.
6590 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6591 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6592 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6593 (mips_store_by_pieces_p): Likewise.
6595 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6597 * passes.c (register_one_dump_file): Free full_name.
6599 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6600 (calculate_elim_costs_all_insns): Free offsets_at and
6601 offsets_known_at at the end and clear the pointers.
6603 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6605 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6606 this option introduced in r180739.
6608 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6611 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6612 (tmake_file target=avr): Add avr/t-multilib.
6614 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6615 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6616 * config/avr/genmultilib.awk: New file.
6617 * config/avr/t-multilib: New auto-generated file.
6618 * config/avr/multilib.h: New auto-generated file.
6619 * config/avr/t-avr (AVR_MCUS): New variable.
6620 (genopt.sh): Use it.
6621 (s-mlib): Depend on t-multilib.
6622 (t-multilib, multilib.h): New dependencies.
6623 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6624 (MULTILIB_OPTIONS): Remove.
6625 (MULTILIB_MATCHES): Remove.
6626 (MULTILIB_DIRNAMES): Remove.
6627 (MULTILIB_EXCEPTIONS): Remove:
6628 * config/avr/genopt.sh: Don't use hard coded file name;
6629 pass AVR_MCUS from t-avr instead.
6631 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6633 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6635 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6637 Implement light-weight DImode support.
6638 * config/avr/avr-dimode.md: New file.
6639 * config/avr/avr.md: Include it.
6640 (adjust_len): Add plus64, compare64.
6641 (HIDI): Remove code iterator.
6642 (code_stdname): New code attribute.
6643 (rotx, rotsmode): Remove DI.
6644 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6646 * config/avr/avr-protos.h (avr_have_dimode): New.
6647 (avr_out_plus64, avr_out_compare64): New.
6648 * config/avr/avr.c (avr_out_compare): Handle DImode.
6649 (avr_have_dimode): New variable definition and initialization.
6650 (avr_out_compare64, avr_out_plus64): New functions.
6651 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6652 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6653 (avr_compare_pattern): Skip DImode comparisons.
6655 2012-01-02 Revital Eres <revital.eres@linaro.org>
6657 * ddg.c (def_has_ccmode_p): New function.
6658 (add_cross_iteration_register_deps,
6659 create_ddg_dep_from_intra_loop_link): Call it.
6661 2012-01-02 Richard Guenther <rguenther@suse.de>
6664 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6666 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6668 * gcc.c (process_command): Update copyright notice dates.
6669 * gcov.c (print_version): Likewise.
6670 * gcov-dump.c (print_version): Likewise.
6671 * mips-tfile.c (main): Likewise.
6672 * mips-tdump.c (main): Likewise.
6674 2012-01-01 Ira Rosen <irar@il.ibm.com>
6676 PR tree-optimization/51704
6677 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6678 a use is inside the basic block or loop before accessing its vect info.
6680 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6682 PR rtl-optimization/51069
6683 * cfgloopmanip.c (remove_path): Removing path making irreducible
6684 region unconditional makes BB part of the region.
6686 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6688 PR tree-optimization/51683
6689 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6690 calls with side-effects.
6691 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6693 Copyright (C) 2012 Free Software Foundation, Inc.
6695 Copying and distribution of this file, with or without modification,
6696 are permitted in any medium without royalty provided the copyright
6697 notice and this notice are preserved.