1 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
3 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
4 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
6 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
8 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
10 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
12 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
15 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
17 Backport from mainline
18 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/i386.c (ix86_init_machine_status): Do not
21 explicitly clear tls_descriptor_call_expanded_p again.
23 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
26 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
27 as read and written by the instruction.
29 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
32 (ix86_instantiate_decls): New function.
33 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
34 stack slot instead of SLOT_VIRTUAL.
35 <case IX86_BUILTIN_STMXCSR>: Ditto.
36 (assign_386_stack_local): Do not assert when virtual slot is valid.
37 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
38 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
39 (truncxf<mode>2): Ditto.
40 (floatunssi<mode>2): Ditto.
41 (isinf<mode>2): Ditto.
42 * config/i386/sync.md (atomic_load<mode>): Ditto.
43 (atomic_store<mode>): Ditto.
45 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
48 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
49 the argument is itself a conditional expression.
51 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
53 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
56 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
58 PR tree-optimization/54986
59 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
60 conversions on entry but add them back on exit if needed.
62 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
65 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
67 (print_reg): Use true_regnum rather than REGNO.
68 (ix86_print_operand_address): Remove SUBREG handling.
70 2012-11-05 Jakub Jelinek <jakub@redhat.com>
72 Backported from mainline
73 2012-10-24 Jakub Jelinek <jakub@redhat.com>
76 * gimple.h (is_gimple_sizepos): New inline function.
77 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
78 final assignment to expr variable.
79 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
80 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
81 into a local temporary.
83 2012-10-10 Jakub Jelinek <jakub@redhat.com>
85 PR tree-optimization/54877
86 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
87 use make_ssa_name instead of copy_ssa_name.
89 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
91 Backport from mainline
92 2012-10-31 Jakub Jelinek <jakub@redhat.com>
94 PR tree-optimization/53708
95 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
96 user-supplied alignment when used with an explicit section name.
98 2012-11-02 Jeff Law <law@redhat.com>
100 PR tree-optimization/54985
101 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
102 from thread_across_edge.
103 (thread_across_edge): Use it in all cases where we might thread
106 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
108 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
109 special register pushes before frame probing and allocation.
111 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
112 Joel Sherrill <joel.sherrill@oarcorp.com>
114 * config/sparc/t-rtems: New (Custom multilibs).
115 * config/sparc/t-rtems-64: New (Custom multilibs).
116 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
117 (sparc-*-rtems*): Add sparc/t-rtems.
119 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
121 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
123 (hash_rtx): Likewise.
125 2012-10-29 Terry Guo <terry.guo@arm.com>
127 Backport from mainline
128 2012-10-11 Terry Guo <terry.guo@arm.com>
130 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
132 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
135 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
137 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
138 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
140 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
142 * config/avr/t-rtems: Revert previous commit.
144 2012-10-26 Terry Guo <terry.guo@arm.com>
146 Backport from mainline
147 2012-10-23 Terry Guo <terry.guo@arm.com>
150 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
153 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
155 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
157 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
159 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
161 * config.gcc (microblaze*-*-rtems*): New target.
162 * config/microblaze/rtems.h: New.
163 * config/microblaze/t-rtems: New.
165 2012-10-25 Richard Biener <rguenther@suse.de>
167 PR tree-optimization/54902
168 * tree-ssa-pre.c (fini_pre): Return TODO.
169 (execute_pre): Adjust.
170 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
171 blocks before computing dominators.
173 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
175 Backport from mainline
176 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.c (memory_address_length): Assert that non-null
179 base or index RTXes are registers. Do not check for REG RTXes.
180 Determine addr32 prefix using SImode_address_operand or
181 from original base and index RTXes. Simplify code.
183 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
185 * config/i386/i386-protos.h (memory_address_length): Add new bool
186 argument. Update all uses.
187 * config/i386/i386.c (memory_address_length): If not LEA insn, then
188 add length of addr32 prefix based on mode of base or index register.
189 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
190 addresses here. Update call to memory_address_length.
191 (ix86_print_address_operand): Use SImode_address_operand predicate.
192 * config/i386/predicates.md (SImode_address_operand): New.
193 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
194 to calculate "mode" attribute. Use SImode_address_operand predicate
195 instead of open-coding accepted RTX codes.
197 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
199 Backport from 2012-10-22 trunk r192685.
200 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
201 Note __AVR_<device>__ is not defined for cores.
202 Don't point to --help=target.
203 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
205 2012-10-19 Marek Polacek <polacek@redhat.com>
207 Backported from mainline
208 2012-10-19 Marek Polacek <polacek@redhat.com>
211 * fold-const.c (fold_sign_changed_comparison): Punt if folding
212 pointer/non-pointer comparison.
214 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
216 Backported from mainline
217 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
220 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
221 sure the mode is correct when falling through from above cases.
223 2012-10-19 Alan Modra <amodra@gmail.com>
225 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
226 (HAVE_LD_LARGE_TOC): Likewise.
227 * configure: Regenerate.
229 2012-10-19 Alan Modra <amodra@gmail.com>
231 * config/rs6000/predicates.md (splat_input_operand): Don't call
232 input_operand for MEMs. Instead check for volatile and call
233 memory_address_addr_space_p with modified mode.
235 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
237 Backported from mainline
238 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
240 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
242 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
244 PR rtl-optimization/54870
245 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
246 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
247 SSA_NAME pointer that points to a partition if there is at least
248 one variable with it set in the partition.
249 * dse.c (local_variable_can_escape): New predicate.
250 (can_escape): Call it.
251 * gimplify.c (mark_addressable): If this is a partitioned decl, also
252 mark the SSA_NAME pointer that points to a partition.
254 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
256 Backport from mainline
257 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
259 PR rtl-optimization/53701
260 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
261 rocess not only expr's vinsns but all old vinsns from expr's
264 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
266 Backport from mainline
267 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
270 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
272 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
273 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
274 only if producer writes to the register given by regno.
276 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
278 Backport from mainline
279 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
281 * config/i386/sse.md (UNSPEC_MOVU): Remove.
283 (UNSPEC_STOREU): Ditto.
284 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
285 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
286 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
287 (<sse2>_movdqu<avxsizesuffix>): Split to ...
288 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
289 (<sse2>_storedqu<avxsizesuffix>): ... this.
290 (*sse4_2_pcmpestr_unaligned): Update.
291 (*sse4_2_pcmpistr_unaligned): Ditto.
293 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
294 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
295 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
296 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
297 gen_sse2_load{dqu,upd} to load from unaligned memory and
298 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
300 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
301 Use CODE_FOR_sse_loadups.
302 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
303 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
304 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
305 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
306 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
307 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
308 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
309 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
310 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
311 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
312 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
314 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
316 Backport from trunk (r190222):
318 PR tree-optimization/54146
319 * ifcvt.c: Include pointer-set.h.
320 (cond_move_process_if_block): Change type of then_regs and
321 else_regs from alloca'd array to pointer_sets.
322 (check_cond_move_block): Update for this change.
323 (cond_move_convert_if_block): Likewise.
324 * Makefile.in: Fix dependencies for ifcvt.o.
326 2012-10-15 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/54920
329 * tree-ssa-pre.c (create_expression_by_pieces): Properly
330 allocate temporary storage for all NARY elements.
332 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
335 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
337 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
339 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
340 default_use_cxa_atexit to yes.
342 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
344 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
346 2012-10-05 Jan Hubicka <jh@suse.cz>
347 Jakub Jelinek <jakub@redhat.com>
349 PR tree-optimization/33763
350 * tree-inline.c (expand_call_inline): Silently ignore always_inline
351 attribute for redefined extern inline functions.
353 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
355 Backported from mainline
356 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
358 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
359 in SSE and YMM state support check for -march=native.
361 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
364 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
367 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
369 Backported from mainline
370 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
373 * doc/invoke.texi: Document -mprefer-avx128.
375 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
377 Backported from mainline
378 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
381 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
382 (XSTATE_FP): Likewise.
383 (XSTATE_SSE): Likewise.
384 (XSTATE_YMM): Likewise.
385 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
386 SSE and YMM states aren't supported.
388 2012-10-01 Tom de Vries <tom@codesourcery.com>
390 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
393 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
396 * config/s390/s390.c (s390_option_override): Add missing break.
398 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
400 Backport from mainline
401 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
403 * config.gcc: Replace 'host' with 'target' when configuring for
404 powerpc64*-*-freebsd.
406 2012-09-28 Meador Inge <meadori@codesourcery.com>
408 Backport from mainline
409 2012-09-27 Meador Inge <meadori@codesourcery.com>
411 * gcc-ar.c (main): Handle the returning of the sub-process error
414 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
416 Backport from 2012-09-28 trunk r191821.
417 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
419 2012-09-27 Jakub Jelinek <jakub@redhat.com>
422 * simplify-rtx.c (simplify_binary_operation_1): Perform
423 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
425 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
427 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
428 TYPE_NONALIASED_COMPONENT flag.
429 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
430 TYPE_NONALIASED_COMPONENT flag.
432 2012-09-21 Richard Guenther <rguenther@suse.de>
435 Backport from mainline
436 2012-04-19 Richard Guenther <rguenther@suse.de>
438 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
441 2012-09-20 Joseph Myers <joseph@codesourcery.com>
444 * c-typeck.c (c_cast_expr): When casting to a type requiring
445 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
448 2012-09-20 Joseph Myers <joseph@codesourcery.com>
451 * c-typeck.c (build_unary_op): Pass original argument of
452 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
453 any C_MAYBE_CONST_EXPR, if it has integer operands.
454 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
455 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
456 to c_objc_common_truthvalue_conversion, then remove any
457 C_MAYBE_CONST_EXPR, if they have integer operands. Use
458 c_objc_common_truthvalue_conversion not
459 c_common_truthvalue_conversion.
460 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
461 call note_integer_operands for arguments with integer operands
462 that are not integer constants.
464 2012-09-20 Jakub Jelinek <jakub@redhat.com>
466 Backported from mainline
467 2012-09-17 Jakub Jelinek <jakub@redhat.com>
469 PR tree-optimization/54563
470 * tree-ssa-math-opts.c (execute_cse_sincos): Call
471 gimple_purge_dead_eh_edges if last call has been changed.
473 2012-09-14 Jakub Jelinek <jakub@redhat.com>
476 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
477 instead of (match_dup 0) as second argument to vec_merge.
478 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
479 Remove third alternative.
480 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
481 operand 2 instead of operand 1, but put it as first argument
483 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
484 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
487 2012-09-20 Jakub Jelinek <jakub@redhat.com>
489 * BASE-VER: Set to 4.7.3.
490 * DEV-PHASE: Set to prerelease.
492 2012-09-20 Release Manager
494 * GCC 4.7.2 released.
496 2012-09-15 Andi Kleen <ak@linux.intel.com>
498 Backport from mainline
499 2012-09-07 Andi Kleen <ak@linux.intel.com>
501 * gcc/lto-streamer.h (res_pair): Add.
502 (lto_file_decl_data): Replace resolutions with respairs.
504 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
506 (lto_file_finalize): Set up resolutions vector lazily from respairs.
508 2012-09-14 Walter Lee <walt@tilera.com>
510 Backport from mainline.
511 2012-09-14 Walter Lee <walt@tilera.com>
513 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
514 option for TILEPro and TILE-Gx.
516 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/i386.h (x86_prefetchw): New global variable.
519 (TARGET_PREFETCHW): New macro.
520 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
521 (processor_alias_table): Add PTA_PREFETCHW to
522 bdver1, bdver2 and btver1.
523 (ix86_option_override_internal): Set x86_prefetchw for
524 PTA_PREFETCHW targets.
525 * config/i386/i386.md (prefetch): Expand to prefetchw
526 for TARGET_PREFETCHW.
527 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
529 Backport from mainline
530 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
532 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
533 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
535 (*prefetch_sse): ... this.
536 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
538 (*prefetch_3dnow): ... this.
540 2012-09-13 Jakub Jelinek <jakub@redhat.com>
543 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
544 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
546 2012-09-12 Teresa Johnson <tejohnson@google.com>
548 Backport from mainline.
549 2012-09-12 Teresa Johnson <tejohnson@google.com>
551 PR gcov-profile/54487
552 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
553 test using F_SETLKW with fcntl.
554 * configure, config.in: Regenerate.
556 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
558 Backport from mainline
559 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
561 * config/i386/i386.md : Comments on fma4 instruction selection
562 reflect requirement on register pressure based cost model.
564 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
565 flag is set-reset as informed by the cpuid flag.
567 * config/i386/i386.c (processor_alias_table): fma4
568 flag is enabled for bdver2.
570 2012-09-12 Christian Bruel <christian.bruel@st.com>
572 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
574 2012-09-12 Jakub Jelinek <jakub@redhat.com>
576 * config.gcc: Obsolete picochip-*.
578 2012-09-11 Richard Guenther <rguenther@suse.de>
581 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
582 on flag_toplevel_reorder.
584 2012-09-10 Richard Henderson <rth@redhat.com>
586 * config/alpha/predicates.md (small_symbolic_operand): Disallow
589 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
591 Backport from 2012-09-10 mainline r191132.
594 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
596 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
599 * tree-sra.c (disqualify_base_of_expr): Check for possible
600 NULL_TREE returned by get_base_address()
602 2012-09-07 Richard Guenther <rguenther@suse.de>
604 Backport from mainline
605 2012-06-26 Jan Hubicka <jh@suse.cz>
608 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
611 2012-09-07 Richard Guenther <rguenther@suse.de>
613 Backport from mainline
614 2012-07-13 Richard Guenther <rguenther@suse.de>
616 PR tree-optimization/53922
617 * tree-vrp.c (value_inside_range): Change prototype to take
618 min/max instead of value-range.
619 (range_includes_zero_p): Likewise. Return the result from
621 (extract_range_from_binary_expr_1): Adjust to handle dont-know
622 return value from range_includes_zero_p.
623 (extract_range_from_unary_expr_1): Likewise.
624 (compare_range_with_value): Likewise.
625 (vrp_meet_1): Likewise.
627 2012-09-07 Richard Guenther <rguenther@suse.de>
630 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
631 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
632 arguments separately.
634 2012-09-07 Jakub Jelinek <jakub@redhat.com>
636 Backported from mainline
637 2012-09-06 Jakub Jelinek <jakub@redhat.com>
639 PR rtl-optimization/54455
640 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
641 bb ends up with asm goto referencing bb's label.
643 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
645 Backport from mainline.
646 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
647 Richard Earnshaw <richard.earnshaw@arm.com>
650 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
651 element size. Use elem_type from the formal parameter. New parameter
653 (neon_expand_args): Adjust call to neon_dereference_pointer.
655 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
658 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
660 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
662 Backport from mainline
663 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
665 * config/i386/i386.md (isa): Add fma and fma4.
666 (enabled): Handle fma and fma4.
667 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
668 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
669 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
670 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
671 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
672 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
674 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
677 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
678 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
680 2012-09-06 Richard Guenther <rguenther@suse.de>
682 PR tree-optimization/54498
683 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
684 abort when reaching an already visited region.
685 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
686 (get_continuation_for_phi_1): Likewise.
687 (walk_non_aliased_vuses): When we translated the reference,
688 abort when we re-visit a region.
689 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
691 2012-09-06 Andrew Pinski <apinski@cavium.com>
694 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
696 2012-09-05 Jakub Jelinek <jakub@redhat.com>
699 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
700 build_int_cst with size_type_node instead of size_int.
702 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
704 Backport from 2012-09-05 mainline r190697.
707 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
708 configured --with-avrlibc.
709 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
711 * config/avr/avrlibc.h: New file.
712 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
713 configured --with-avrlibc.
714 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
716 2012-09-05 Bin Cheng <bin.cheng@arm.com>
718 Backport from 2012-09-04 mainline r190919
721 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
722 of size less than 4 bytes by using macro ARM_NUM_INTS.
723 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
725 2012-09-04 Richard Henderson <rth@redhat.com>
727 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
729 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
731 Backport from 2012-09-04 mainline r190920
734 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
736 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
738 Backport from 2012-09-04 mainline r190914
741 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
743 (avr_allocate_stack_slots_for_args): ...this new static function.
745 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
747 Backported from mainline
748 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
751 * doc/invoke.texi: Add -da and remove -dm.
753 2012-09-03 Jakub Jelinek <jakub@redhat.com>
755 Backported from mainline
756 2012-09-01 Jakub Jelinek <jakub@redhat.com>
759 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
760 operands[1] is CONST_INT_P, convert it to QImode before printing.
762 2012-08-31 Jakub Jelinek <jakub@redhat.com>
765 * c-convert.c (convert): Don't call fold_convert_loc if
766 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
767 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
768 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
770 2012-08-24 Jakub Jelinek <jakub@redhat.com>
773 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
774 if init is a CONSTRUCTOR.
776 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
778 PR rtl-optimization/54369
779 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
780 calling dbr_schedule.
781 * config/sparc/sparc.c (sparc_reorg): Likewise.
783 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
785 Backport from mainline
786 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
788 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
789 case for Atom processor.
791 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
793 Backport from mainline
794 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
798 true for TARGET_64BIT or !flag_pic.
799 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
800 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
801 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
802 Add insn constraint. Conditionally emit xchg asm insns.
803 (atomic_compare_and_swap<mode>): Update calls. Check only
804 cmpxchg8b_pic_memory_operand in memory address fixup.
806 (CASHMODE): Rename from DCASHMODE.
807 (doublemodesuffix): Update modes.
808 (regprefix): New mode attribute.
810 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
811 <UNSPECV_CMPXCHG>: New constant.
812 (atomic_compare_and_swap<mode>_1): Rename from
813 atomic_compare_and_swap_single<mode>. Update calls and
814 unspec_volatile constants.
815 (atomic_compare_and_swap<mode>_doubleword): Rename from
816 atomic_compare_and_swap_double<mode>. Update calls and
817 unspec_volatile constants.
819 2012-08-28 Walter Lee <walt@tilera.com>
821 Backport from mainline
822 2012-08-28 Walter Lee <walt@tilera.com>
824 * confg/tilegx/tilegx.md: Fix code style.
825 (*zero_extendsidi_truncdisi): Fix typo.
826 * config/tilegx/tilegx.c: Fix code style.
827 (tilegx_function_profiler): Fix typo.
829 2012-08-27 Walter Lee <walt@tilera.com>
831 Backport from mainline
832 2012-08-27 Walter Lee <walt@tilera.com>
834 * doc/md.texi (TILE-Gx): Fix typo.
836 2012-08-27 Walter Lee <walt@tilera.com>
838 Backport from mainline
839 2012-08-27 Walter Lee <walt@tilera.com>
841 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
842 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
844 2012-08-27 Walter Lee <walt@tilera.com>
846 Backport from mainline
847 2012-08-27 Walter Lee <walt@tilera.com>
849 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
850 (insn_bfins): Delete.
852 2012-08-27 Walter Lee <walt@tilera.com>
854 Backport from mainline
855 2012-08-27 Walter Lee <walt@tilera.com>
857 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
858 atomic_exchange_bare<mode>,
859 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
860 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
861 * config/tilegx/tilegx.md (type): Add X1_remove.
862 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
863 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
864 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
867 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
869 PR rtl-optimization/54088
870 * jump.c (delete_related_insns): Robustify latest change.
872 2012-08-21 Richard Guenther <rguenther@suse.de>
874 Backport from mainline
875 2012-08-16 Richard Guenther <rguenther@suse.de>
878 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
880 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
881 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
882 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
883 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
884 (tree_ssa_lim_finalize): Free all mem_refs.
885 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
886 scc when bailing out.
887 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
888 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
889 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
892 2012-08-17 Richard Guenther <rguenther@suse.de>
894 * tree-sra.c (modify_function): Free redirect_callers vector.
895 * ipa-split.c (split_function): Free args_to_pass vector.
896 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
898 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
899 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
900 (vect_analyze_slp_instance): Free everything.
901 (destroy_bb_vec_info): Free the SLP instances.
903 2012-08-17 Richard Guenther <rguenther@suse.de>
905 * params.def (integer-share-limit): Decrease from 256 to 251,
908 2012-08-21 Richard Guenther <rguenther@suse.de>
910 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
911 the affine expansion cache.
913 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
915 Backported from trunk
916 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
919 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
921 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
923 Backport from mainline.
924 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
927 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
928 mark as predicable. Adjust asm template.
929 (vec_setv2di_internal): Likewise.
930 (vec_extract<mode> VD, VQ): Likewise.
931 (vec_extractv2di): Likewise.
932 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
933 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
934 (neon_vdup_n<mode> VX, V32): Likewise.
935 (neon_vdup_nv2di): Likewise.
937 2012-08-17 Walter Lee <walt@tilera.com>
939 Backport from mainline
940 2012-08-17 Walter Lee <walt@tilera.com>
942 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
943 (FEEDBACK_ENTER): Define.
944 (FEEDBACK_REENTER): Define.
945 (FEEDBACK_ENTRY): Define.
946 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
947 (FEEDBACK_ENTER): Define.
948 (FEEDBACK_REENTER): Define.
949 (FEEDBACK_ENTRY): Define.
951 2012-08-16 Walter Lee <walt@tilera.com>
953 Backport from mainline
954 2012-08-16 Walter Lee <walt@tilera.com>
956 * config.gcc (tilegx-*-linux*): Add feedback.h.
957 (tilepro-*-linux*): Likewise.
958 * config/tilegx/feedback.h: New file.
959 * config/tilepro/feedback.h: New file.
961 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
963 Backport from mainline r189840 and r187586:
964 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
966 * config/i386/i386.md (stack_protect_set): Disable the pattern
967 for Android since Android libc (bionic) does not provide random
968 value for stack protection guard at gs:0x14. Guard value
969 will be provided from external symbol (default implementation).
970 (stack_protect_set_<mode>): Likewise.
971 (stack_protect_test): Likewise.
972 (stack_protect_test_<mode>): Likewise.
973 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
974 not have Bionic by default
975 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
976 Macro OPTION_BIONIC is defined in this file and provides Bionic
979 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
981 * configure.ac: Stack protector enabling for Android targets.
982 * configure: Regenerate.
984 2012-08-13 Jakub Jelinek <jakub@redhat.com>
986 Backported from trunk
987 2012-07-19 Jakub Jelinek <jakub@redhat.com>
989 PR rtl-optimization/53942
990 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
991 directly from likely spilled non-fixed hard registers, move them
994 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
996 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
997 (xop_phaddubq): Ditto.
999 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1001 Backport from mainline
1002 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1003 Richard Earnshaw <rearnsha@arm.com>
1005 * target.def (vector_alignment): New target hook.
1006 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1007 * doc/tm.texi: Regenerate.
1008 * targhooks.c (default_vector_alignment): New function.
1009 * targhooks.h (default_vector_alignment): Add prototype.
1010 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1011 * config/arm/arm.c (arm_vector_alignment): New function.
1012 (TARGET_VECTOR_ALIGNMENT): Define.
1014 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1015 vector type alignment instead of size.
1016 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1017 element type size directly instead of computing it from alignment.
1018 Fix variable naming and comment.
1020 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1022 Backport from mainline
1023 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1025 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1026 (alpha_pad_function_end): ... this. Also insert NOP between
1027 sibling call and GP load.
1028 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1030 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1032 Backport from mainline
1033 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1034 H.J. Lu <hongjiu.lu@intel.com>
1036 PR rtl-optimization/54157
1037 * combine.c (gen_lowpart_for_combine): Don't return identity
1038 for CONST or symbolic reference.
1040 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1042 Backport from mainline
1043 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1045 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1046 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1047 split_cost argument signed.
1048 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1049 (ix86_avoid_lea_for_addr): Ditto.
1051 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1053 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1054 the address has less than two components.
1056 2012-08-02 Steve Ellcey <sellcey@mips.com>
1058 Backport from mainline
1059 2012-07-19 Steve Ellcey <sellcey@mips.com>
1061 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1064 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1066 Backport from mainline
1067 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1071 negative constant address for TARGET_X32 ...
1072 (ix86_decompose_address): ... here. Reject constant addresses
1073 that don't satisfy x86_64_immediate_operand predicate.
1075 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1079 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1080 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1081 addresses. Prevent zero extensions of CONST_INT operands.
1083 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/i386.md (*lea): New insn pattern.
1088 (*lea<mode>_2): Ditto.
1089 (*lea_{3,4,5,6}_zext): Ditto.
1090 * config/i386/predicates.md (lea_address_operand): Do not reject
1091 zero-extended address operands.
1092 * config/i386/constraints.md (j): Remove address constraint.
1093 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1095 (ix86_print_operand_address): Handle SImode subreg of an address.
1096 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1098 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1100 Backport from mainline
1101 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1105 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1107 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1108 (*movdi_internal_rex64): Use %E operand modifier for lea.
1109 (*movsi_internal): Ditto.
1111 (*lea<mode>_2): Ditto.
1112 (*lea_{3,4,5,6}_zext): Ditto.
1113 (*tls_global_dynamic_32_gnu): Ditto.
1114 (*tls_global_dynamic_64): Ditto.
1115 (*tls_dynamic_gnu2_lea_32): Ditto.
1116 (*tls_dynamic_gnu2_lea_64): Ditto.
1117 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1119 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1121 Backport from mainline
1122 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1126 (ix86_print_operand_address): Assert that parts.base and parts.index
1127 are non-NULL after call to simplify_subreg.
1129 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1132 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1134 * config/sh/sh.c (sh_option_override): Do not change
1135 flag_finite_math_only. Set TARGET_IEEE to complement of
1136 flag_finite_math_only.
1137 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1138 description of mieee and mno-ieee behavior.
1140 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1143 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1144 (_lzcnt_u64): Ditto.
1146 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1148 Backport from mainline
1149 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1151 PR rtl-optimization/52250
1152 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1153 to put note list into. Unconditionally call move_bb_info.
1154 (move_bb_info): Do not assert the blocks being in the same region,
1155 just drop the note list if they are not.
1157 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1159 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1161 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1163 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1164 defining statement is a SSA name that occurs in abnormal PHIs.
1166 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1168 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1171 2012-07-19 Richard Guenther <rguenther@suse.de>
1172 Eric Botcazou <ebotcazou@adacore.com>
1174 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1175 about transition from invariant to known bits.
1176 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1178 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1181 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1182 (cleanup_tree_cfg_bb): Don't call it.
1183 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1186 2012-07-19 Christian Bruel <christian.bruel@st.com>
1189 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1191 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1193 * config.gcc (v850-*-rtems*): New target.
1194 * config/v850/rtems.h: New.
1195 * config/v850/t-rtems: New.
1197 2012-07-18 Nick Clifton <nickc@redhat.com>
1199 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1201 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
1205 Backport from mainline
1206 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1209 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1210 instead expand it as zero extension.
1212 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1215 QImode and HImode splitters. Use ix86_comparison_operator.
1216 Explicitly match FLAGS_REG.
1217 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1219 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1220 Steven Bosscher <steven@gcc.gnu.org>
1221 Bernd Schmidt <bernds@codesourcery.com>
1223 PR rtl-optimization/53908
1224 * df-problems.c (can_move_insns_across): When doing
1225 memory-reference book-keeping, handle call insns.
1227 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
1229 Backport from mainline
1230 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1234 sibcall_insn_operand. Move it to a temporary register if not.
1236 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1239 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1240 emit PIC sequence for fnaddr symbol reference in advance.
1242 2012-07-09 Jason Merrill <jason@redhat.com>
1245 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
1246 (type_hash_eq): Likewise.
1249 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1251 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1253 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1254 due to negative shift amount.
1256 2012-07-06 Kai Tietz <ktietz@redhat.com>
1258 Backport from mainline.
1260 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1261 as "/mingw/include".
1263 2012-07-06 Nick Clifton <nickc@redhat.com>
1265 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1266 default_encode_section_info.
1268 2012-07-06 Richard Guenther <rguenther@suse.de>
1270 Backport from mainline
1271 2012-03-30 Richard Guenther <rguenther@suse.de>
1274 * double-int.c (rshift_double): Remove not needed cast.
1276 2012-03-28 Richard Guenther <rguenther@suse.de>
1279 * double-int.h (rshift_double): Remove.
1280 * double-int.c (lshift_double): Use absu_hwi to make count
1282 (rshift_double): Make static, take unsigned count argument,
1283 remove handling of negative count argument.
1284 (double_int_rshift): Dispatch to lshift_double.
1286 2012-07-06 Richard Guenther <rguenther@suse.de>
1288 Backport from mainline
1289 2012-06-18 Richard Guenther <rguenther@suse.de>
1291 PR tree-optimization/53693
1292 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1293 Reject operands with more than one use.
1295 2012-07-06 Richard Guenther <rguenther@suse.de>
1297 Backport from mainline
1298 2012-04-11 Richard Guenther <rguenther@suse.de>
1301 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1302 consider loop nesting.
1303 (evolution_function_is_univariate_p): Properly check the remainder
1306 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
1308 Backport from mainline
1309 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1311 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1312 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1313 (adjacent_mem_locations): Move some code to and call...
1314 (get_memref_parts): ...new function.
1315 (mem_locations_overlap): New function.
1316 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1317 (is_mem_ref): Rename to...
1318 (find_mem_ref): ...this. Return MEM rtx.
1319 (get_store_dest): Remove function.
1320 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1321 new parameter and adjust calls.
1322 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1323 mem refs overlap for true_store_to_load_dep_costly.
1324 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1325 passed to adjacent_mem_locations.
1326 (is_costly_group): Walk resolved dependency list.
1327 (force_new_group): Emit group ending nop for Power6/Power7.
1328 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1329 (group_ending_nop): New define_insn.
1331 2012-07-04 Richard Guenther <rguenther@suse.de>
1334 * gimple-fold.c (get_base_constructor): Do not return an
1335 error_mark_node DECL_INITIAL.
1337 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1339 Backport from mainline
1340 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1343 code model string in the error message.
1345 2012-07-04 Tristan Gingold <gingold@adacore.com>
1347 Backport from mainline.
1348 2012-06-25 Tristan Gingold <gingold@adacore.com>
1350 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1351 (seh_cfa_adjust_cfa): ... that function.
1352 (seh_emit_stackalloc): Do not emit out of range values.
1353 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1354 UNSPEC_DEF_CFA constants.
1355 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1356 * config/i386/i386.c (ix86_frame_pointer_required): Required
1357 for very large frames on SEH target.
1358 (ix86_compute_frame_layout): Save area is before frame pointer
1359 on SEH target. Handle very large frames.
1360 (ix86_expand_prologue): Likewise.
1362 2012-07-04 Richard Guenther <rguenther@suse.de>
1364 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1365 as in free_lang_data_in_type.
1367 2012-07-02 Martin Jambor <mjambor@suse.cz>
1369 Backport from mainline.
1370 2012-07-02 Martin Jambor <mjambor@suse.cz>
1373 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1374 dynamic type change check.
1376 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1378 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1379 last statement of the finally block onto the switch.
1381 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1383 * configure: Regenerate.
1385 Backport from mainline.
1386 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1388 * config.gcc (target_type_format_char): New. Document it. Set it for
1390 * configure.ac (gnu_unique_option): Use target_type_format_char
1391 in test. Comment rationale.
1393 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1395 Backport from mainline.
1396 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1398 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1400 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1402 Backport from 2012-06-28 mainline r189049
1405 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1406 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1407 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1408 avr_hard_regno_call_part_clobbered.
1410 2012-06-28 Richard Guenther <rguenther@suse.de>
1413 * expr.c (expand_expr_real_1): Verify if the type is complete
1414 before inspecting its size.
1416 2012-06-27 Nick Clifton <nickc@redhat.com>
1418 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1421 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1424 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1426 2012-06-26 Nick Clifton <nickc@redhat.com>
1428 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1430 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1433 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1434 of x x x in the vmovlps load alternative.
1436 2012-06-22 Richard Guenther <rguenther@suse.de>
1438 * gcov-iov.c: Include bconfig.h and system.h.
1440 2012-06-22 Richard Guenther <rguenther@suse.de>
1442 PR gcov-profile/53744
1443 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1445 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1447 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1448 DECL_IGNORED_P non-reg vars even if they are used.
1450 2012-06-19 Jason Merrill <jason@redhat.com>
1453 * dwarf2out.c (modified_type_die): Use scope_die_for.
1454 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1455 (uses_local_type_r, uses_local_type): New.
1456 (scope_die_for): Keep a type that uses a local type in local scope.
1457 Use get_context_die for namespace and type scope.
1459 2012-06-19 Richard Guenther <rguenther@suse.de>
1462 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1463 replace it with the first non-BLOCK context.
1465 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
1467 PR rtl-optimization/53700
1469 Backport from mainline
1470 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1472 * ira-color.c (setup_left_conflict_sizes_p): Process all
1473 conflicting objects.
1475 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1477 Backport from mainline
1478 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1481 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1482 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1483 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1484 instead of xop_mulv2div2di3_low.
1485 (xop_p<macs>dql): Fix vec_select selector.
1486 (xop_p<macs>dqh): Ditto.
1487 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1488 (xop_mulv2div2di3_high): Ditto.
1490 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1492 Backport from mainline:
1493 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1497 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1499 Backport from mainline:
1500 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1502 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1503 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1504 MAX_PCREL17F_OFFSET instead of fixed offset.
1505 (pa_attr_length_call): Likewise.
1506 (pa_attr_length_indirect_call): Likewise.
1508 2012-06-15 Walter Lee <walt@tilera.com>
1510 Backport from mainline:
1511 2012-06-15 Walter Lee <walt@tilera.com>
1513 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1515 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1517 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1519 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
1521 Backport from mainline:
1523 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1524 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1525 * gimple.h (block_in_transaction): Check for flag_tm.
1527 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
1529 PR tree-optimization/52558
1531 Backport from mainline:
1532 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1533 * gimple.h (gimple_set_in_transaction): Remove.
1534 (gimple_in_transaction): Look in BB instead.
1535 (gimple_statement_base): Remove in_transaction field.
1536 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1537 * trans-mem.c (compute_transaction_bits): Place transaction bit
1538 information into basic blocks.
1540 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1542 PR tree-optimization/52558
1543 * cfg.c (alloc_aux_for_edge): Fix comment.
1544 (alloc_aux_for_edge): Remove static.
1545 * basic-block.h (alloc_aux_for_edge): Protoize.
1546 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1547 (execute_sm_if_changed_flag): New.
1548 (execute_sm_if_changed_flag_set): New.
1549 (execute_sm): Do not generate data races unless requested.
1550 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1551 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1552 * gimple.h (block_in_transaction): New.
1553 (gimple_in_transaction): Use block_in_transaction.
1555 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1557 Backported from mainline
1558 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1560 PR rtl-optimization/53589
1561 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1562 discovery even when e->dest != target. If any LABEL_REF points
1563 to e->dest label, redirect it to target's label.
1565 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1568 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
1569 returns false, replace stmt with GIMPLE_NOP.
1570 (check_omp_nesting_restrictions): Instead of issuing warnings,
1571 issue errors and return false if any errors were reported.
1573 2012-06-14 Richard Guenther <rguenther@suse.de>
1575 * BASE-VER: Set to 4.7.2.
1576 * DEV-PHASE: Set to prerelease.
1578 2012-06-12 Christian Bruel <christian.bruel@st.com>
1581 * config/sh/sh.c (sh_option_override): Don't force
1582 flag_omit_frame_pointer and maccumulate_outgoing_args.
1583 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1585 2012-06-14 Release Manager
1587 * GCC 4.7.1 released.
1589 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
1591 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1593 2012-06-13 Richard Henderson <rth@redhat.com>
1595 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1596 iterator instead of INT.
1598 2012-06-08 Richard Henderson <rth@redhat.com>
1601 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1602 note to a clobber insn when no other insn is available.
1604 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1607 * doc/invoke.texi (Wenum-compare): Update documentation.
1609 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1612 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1614 (altivec_stvlxl): Ditto.
1615 (altivec_stvrx): Ditto.
1616 (altivec_stvrxl): Ditto.
1618 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1621 * trans-mem.c (expand_block_edges): Do not skip the first
1622 statement when resetting the BB.
1624 2012-06-04 Richard Guenther <rguenther@suse.de>
1627 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1628 create new assembler names.
1630 2012-06-04 Richard Guenther <rguenther@suse.de>
1632 Backport from mainline
1633 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1636 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1637 larger than maxbits. Don't compute maxbits modulo align.
1638 Also check that unit bytes long store at bitpos / unit * unit
1639 doesn't affect bits beyond bitregion_end.
1640 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1641 would not fit into bitregion_start ... bitregion_end + 1 bit
1643 (store_split_bit_field): Decrease unit close to end of bitregion_end
1644 if access is restricted in order to avoid mutual recursion.
1646 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1648 Backport from 2012-06-04 mainline r188172
1651 * config/avr/avr-stdint.h: New file.
1652 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1655 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1657 PR tree-optimization/53550
1658 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1659 is POINTER_TYPE_P, use sizetype as step type instead of type.
1661 2012-06-04 Richard Guenther <rguenther@suse.de>
1662 Eric Botcazou <ebotcazou@adacore.com>
1664 Backport from mainline
1665 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1667 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1668 Change type of BITOFFSET to signed. Make sure the lower bound of
1669 the computed range is non-negative by adjusting OFFSET and BITPOS.
1670 (expand_assignment): Adjust call to get_bit_range.
1672 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1674 * expr.c (get_bit_range): Return the null range if the enclosing record
1675 is part of a larger bit field.
1677 2012-03-20 Richard Guenther <rguenther@suse.de>
1679 * stor-layout.c (finish_bitfield_representative): Fallback
1680 to conservative maximum size if the padding up to the next
1681 field cannot be computed as a constant.
1682 (finish_bitfield_layout): If we cannot compute the distance
1683 between the start of the bitfield representative and the
1684 bitfield member start a new representative.
1685 * expr.c (get_bit_range): The distance between the start of
1686 the bitfield representative and the bitfield member is zero
1687 if the field offsets are not constants.
1689 2012-03-16 Richard Guenther <rguenther@suse.de>
1691 * stor-layout.c (finish_bitfield_representative): Fall back
1692 to the conservative maximum size if we cannot compute the
1693 size of the tail padding.
1695 2012-03-14 Richard Guenther <rguenther@suse.de>
1697 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1698 * stor-layout.c (start_bitfield_representative): New function.
1699 (finish_bitfield_representative): Likewise.
1700 (finish_bitfield_layout): Likewise.
1701 (finish_record_layout): Call finish_bitfield_layout.
1702 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1703 for QUAL_UNION_TYPE fields.
1704 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1705 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1706 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1711 * expr.c (get_bit_range): Unconditionally extract bitrange
1712 from DECL_BIT_FIELD_REPRESENTATIVE.
1713 (expand_assignment): Adjust call to get_bit_range.
1715 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
1718 * fold-const.c (fold_binary_loc): Refine previous change.
1720 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1722 Backport from mainline
1723 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1726 * config/sh/sh.c (find_barrier): Add equality check of last_got to
1727 avoid going above orig insn. Update comments.
1729 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1731 Backport from mainline
1732 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1735 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1736 prologue for unwinder and profiler.
1738 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1740 Backport from mainline
1741 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1743 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1745 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1747 Backport from mainline
1748 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1750 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1751 DBX_REGISTER_NUMBER.
1753 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1755 Backport from mainline
1756 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1758 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1759 operand is CONST_INT. Take COSTS_N_INSNS into account.
1760 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
1763 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1765 * config/avr/avr.opt (-msp8): Document it.
1766 * doc/invoke.texi (AVR Options): Copy from trunk docu.
1768 2012-05-31 Richard Guenther <rguenther@suse.de>
1771 * expr.c (expand_assignment): Do not use movmisalign on
1774 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1777 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
1778 (pa_section_type_flags): New.
1779 (pa_legitimate_constant_p): Revert previous change.
1781 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
1783 Backport from mainline
1784 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1787 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1788 accessed indirectly.
1789 (ipa_tm_create_version): Same.
1791 2012-05-30 Jason Merrill <jason@redhat.com>
1794 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1795 about array compound literals.
1797 2012-05-30 Richard Guenther <rguenther@suse.de>
1800 * fold-const.c (fold_binary_loc): Make sure to call
1801 fold_plusminus_mult_expr with the original sign of operands.
1803 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
1805 * explow.c (probe_stack_range): Restore simple control flow and stop
1806 again when the probe cannot be generated if HAVE_check_stack.
1808 2012-05-30 Jakub Jelinek <jakub@redhat.com>
1810 PR rtl-optimization/53519
1811 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
1812 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
1814 2012-05-29 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/53516
1817 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1819 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1821 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1823 Backport from mainline
1824 2012-05-28 Richard Guenther <rguenther@suse.de>
1826 PR tree-optimization/53438
1827 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1829 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1831 Backport from mainline
1832 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1834 PR rtl-optimization/52528
1835 * combine.c (can_combine_p): Add setting of subst_low_luid
1836 before call to expand_field_assignment().
1838 2012-05-26 Martin Jambor <mjambor@suse.cz>
1840 Backport from mainline
1841 2012-05-23 Martin Jambor <mjambor@suse.cz>
1843 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1845 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1848 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1849 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1851 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1854 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1855 (ix86_expand_vec_perm): Use int mode instead of float.
1857 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1860 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1861 gnu_ld variables to yes.
1862 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1863 (HAVE_GNU_AS): Likewise.
1864 * config.in: Regenerate.
1865 * configure: Likewise.
1867 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1869 Backport from mainline
1870 2012-03-12 Richard Guenther <rguenther@suse.de>
1871 * config/arm/arm.c (neon_dereference_pointer): Do not call
1872 covert during RTL expansion.
1874 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1876 Backport from mainline
1877 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1880 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1881 relied on signed overflow behavior.
1883 2012-05-24 Richard Guenther <rguenther@suse.de>
1886 * tree-profile.c (tree_profiling): Cleanup the CFG if
1887 execute_fixup_cfg requests it.
1889 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1891 PR tree-optimization/53465
1892 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1893 vr0 into *vr, then vrp_meet that.
1894 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1895 have any equivalences.
1896 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1899 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1901 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1903 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1904 (iterative_hash_gimple_type): Adjust comment.
1905 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1906 domain for an array type instead of the domain type itself.
1908 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
1910 Backport from 2012-05-23 mainline r187803
1913 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1914 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1917 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1919 Backport from 2012-05-03 mainline r187075
1921 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1922 has_fma4 for AMD processors with both fma3 and fma4 support.
1924 2012-05-22 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/53408
1927 * tree-vect-loop.c (vectorizable_induction): Properly check
1928 the restriction that we cannot handle induction results from
1929 the inner loop outside of the outer loop.
1931 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1933 PR tree-optimization/53436
1934 * omp-low.c (omp_build_component_ref): New function.
1935 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1937 PR tree-optimization/53366
1938 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1939 tests if complex_numbers == 2, but there are non-complex number loads
1942 PR tree-optimization/53409
1943 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1944 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1946 PR tree-optimization/53410
1947 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1948 instead of build_int_cst (type, 0) where vector types might be
1951 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1954 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1955 from folded operands before wrapping another around the
1956 conditional expression.
1958 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
1959 Patrick Marlier <patrick.marlier@gmail.com>
1961 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1964 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1966 Backport from mainline
1967 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1970 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1971 (UNSPECV_RDRAND): This.
1972 (rdrand<mode>_1): Updated.
1974 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1976 Backport from mainline
1977 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1979 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1980 RDRND, F16C and FSGSBASE.
1982 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
1984 Backport from mainline
1985 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1987 * tree-ssa-pre.c (can_value_number_call): Delete.
1988 (compute_avail): Skip all statements with side effects.
1989 <GIMPLE_CALL>: Skip calls to internal functions.
1991 2012-05-18 David S. Miller <davem@davemloft.net>
1993 Backport r185385 from mainline
1994 2012-03-14 Richard Guenther <rguenther@suse.de>
1997 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1998 element type instead of mode, use build_vector_type_for_mode
1999 instead of the langhook, build a vector of proper signedness.
2000 (expand_vector_operations_1): Adjust.
2002 2012-05-18 Olivier Hainque <hainque@adacore.com>
2004 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2005 $(libsubdir) as libexecsubdir.
2007 2012-05-16 Andrew Pinski <apinski@cavium.com>
2009 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2012 2012-05-16 David S. Miller <davem@davemloft.net>
2014 * jump.c (delete_related_insns): If we remove a CALL, make sure
2015 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2017 2012-05-16 Richard Henderson <rth@redhat.com>
2020 * combine-stack-adj.c (prev_active_insn_bb): New.
2021 (next_active_insn_bb): New.
2022 (force_move_args_size_note): New.
2023 (combine_stack_adjustments_for_block): Use it.
2025 2012-05-16 Olivier Hainque <hainque@adacore.com>
2027 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2028 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2029 Add comments and improve stamp preservation across the whole sequence.
2030 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2032 2012-05-16 Richard Guenther <rguenther@suse.de>
2034 PR tree-optimization/53364
2035 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2036 detect a view-conversion of the decl.
2038 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2041 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2042 that operands[2] is either immediate, or q_regs_operand.
2044 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2046 Backport r187139 from mainline.
2047 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2049 PR rtl-optimization/52804
2050 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2051 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2052 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2053 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2054 RELOAD_FOR_OUTADDR_ADDRESS.
2056 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2059 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2060 generate target register for "load" class builtins.
2063 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2066 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2067 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2068 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2069 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2070 (<sse>_movu<ssemodesuffix>): New expander.
2071 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2072 (avx_movdqu<avxmodesuffix>): New expander.
2073 (*sse2_movdqu): Rename from sse2_movdqu.
2074 (sse2_movdqu): New expander.
2076 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2078 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2079 lineno 1 the same as lineno 0 before first start file directive.
2080 (optimize_macinfo_range): Likewise.
2082 * dwarf2out.c (have_macinfo): Define.
2083 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2084 attribute, don't force empty compilation unit and don't emit any
2085 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2087 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2089 Backport from mainline
2090 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2092 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2093 ORDERED and UNORDERED conditions.
2095 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2097 * function.c (requires_stack_frame_p): If the function can throw
2098 non-call exceptions, return true if the insn can throw internally.
2100 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2102 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2103 DECL_ORIGINAL_TYPE if it is present.
2105 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2107 Backport from 2012-05-12 mainline r187342.
2110 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2111 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2112 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2113 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2114 (expand_prologue): Move initialization of cfun->machine->is_naked,
2115 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2116 (avr_set_current_function): ...this new static function.
2117 (TARGET_SET_CURRENT_FUNCTION): New define.
2118 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2119 checking attributes of current_function_decl.
2120 (avr_regs_to_save): Ditto.
2121 (signal_function_p): Rename to avr_signal_function_p.
2122 (interrupt_function_p): Rename to avr_interrupt_function_p.
2124 * doc/extend.texi (Function Attributes): Better explanation of
2125 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2128 2012-05-09 Matthias Klose <doko@ubuntu.com>
2130 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2132 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2135 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2136 when a constant source operand matches an "I" constraint, the "no
2137 CC0 change" applies to a register-destination only, not a
2138 strict_low_part-destination.
2140 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2142 Backport from mainline:
2143 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2145 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2147 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2149 PR tree-optimization/53239
2150 * tree-vrp.c (get_value_range): Set VR of
2151 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
2154 2012-05-07 Richard Guenther <rguenther@suse.de>
2156 PR tree-optimization/53195
2157 * tree-inline.c (setup_one_parameter): Properly add referenced
2158 vars from the parameters new known value.
2160 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2162 Backport from mainline:
2163 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2166 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2169 2012-05-04 Ian Lance Taylor <iant@google.com>
2171 * tree-vect-patterns.c (vect_single_imm_use): Correct return
2172 values from false to NULL.
2174 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2176 Backport from mainline
2177 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2181 (TARGET_CMOV): Rename from TARGET_CMOVE.
2182 (TARGET_CMOVE): New define.
2183 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2184 Do not set TARGET_CMOVE here.
2186 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2188 Backport from mainline:
2190 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2192 PR tree-optimization/52633
2193 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2194 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2195 (vect_recog_over_widening_pattern): Remove handling of code that was
2196 already detected as over-widening pattern. Remove special handling
2197 of "unsigned" cases. Instead, support general case of conversion
2198 of the shift result to another type.
2200 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2202 * tree-vect-patterns.c (vect_single_imm_use): New function.
2203 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2204 (vect_recog_over_widening_pattern): Likewise.
2205 (vect_recog_widen_shift_pattern): Likewise.
2207 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2209 PR tree-optimization/52870
2210 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2211 presumed pattern statement is within the same loop or basic block.
2213 2012-05-04 Richard Guenther <rguenther@suse.de>
2215 * common.opt (flto-report): Do not mark as Optimization.
2217 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2220 * recog.c (constrain_operands): If extra constraints are present, also
2221 accept pseudo-registers with equivalent memory locations during reload.
2223 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2225 Backport from the mainline
2226 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2229 * config/rs6000/rs6000.md (bswapdi splitters): If
2230 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2231 default) is used, generate an alternate sequence that does not
2232 depend on using indexed addressing.
2234 2012-05-03 David S. Miller <davem@davemloft.net>
2237 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2238 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2239 (sparc_emit_float_lib_cmp): Likewise.
2241 2012-05-04 Martin Jambor <mjambor@suse.cz>
2243 Backport from mainline
2244 2012-05-02 Martin Jambor <mjambor@suse.cz>
2247 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2248 of a variable when the contect is a function.
2250 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2253 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2254 append program name to it and pass that as first argument
2255 to make_relative_prefix. Always pass standard_libexec_prefix
2256 as last argument to make_relative_prefix. If
2257 make_relative_prefix returns NULL, fall back to
2258 standard_libexec_prefix.
2261 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2265 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2266 mode, return that mode.
2268 2012-05-03 Richard Guenther <rguenther@suse.de>
2270 PR tree-optimization/53144
2271 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2273 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2274 with SSA name values.
2275 (vn_reference_lookup_3): Adjust callers.
2277 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2279 PR tree-optimization/53163
2280 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2281 return value from compute_all_dependences.
2283 PR rtl-optimization/53160
2284 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2285 has been modified by ree pass already.
2287 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
2289 Backport from mainline
2290 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2293 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2294 calls to cgraph_node_name in xstrdup.
2295 (ipa_make_edge_direct_to_target): Ditto.
2296 * tree-sra.c (convert_callers_for_node): Ditto.
2297 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2298 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2299 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2300 (cgraph_materialize_all_clones): Ditto.
2301 * ipa-inline.c (report_inline_failed_reason): Ditto.
2302 (want_early_inline_function_p): Ditto.
2303 (edge_badness): Ditto.
2304 (update_edge_key): Ditto.
2305 (flatten_function): Ditto.
2306 (ipa_inline): Ditto.
2307 (inline_always_inline_functions): Ditto.
2308 (early_inline_small_functions): Ditto.
2310 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
2312 Backport from mainline
2313 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2315 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2316 Introduce emul_name to select the right linker emulation for
2317 powerpc64-*-freebsd*.
2318 * configure: Regenerate.
2319 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2320 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2321 * config/rs6000/freebsd64.h: New file.
2322 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2324 (rs6000_savres_strategy): Likewise.
2325 (rs6000_savres_routine_name): Likewise.
2326 (rs6000_elf_file_end): Likewise.
2327 * config/rs6000/t-freebsd64: New file.
2328 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2329 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2331 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2333 Backport from mainline
2334 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2337 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2339 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2341 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2342 predicate to discriminate types.
2344 2012-04-27 Richard Guenther <rguenther@suse.de>
2347 * convert.c (convert_to_integer): Avoid infinite recursion for
2348 target-defined built-in types.
2350 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2353 * config/cris/cris.md ("*andhi_lowpart_v32")
2354 ("*andqi_lowpart_v32"): Change first input-only operand from
2355 a (match_operand ...) to (match_dup 0). Drop alternatives with
2356 const_int-matching constraints for redundancy.
2357 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2358 three-operand alternative.
2360 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2362 Backport from mainline
2363 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2366 (*addsi_2_zext): Ditto.
2367 (*add<mode>_3): Ditto.
2368 (*addsi_3_zext): Ditto.
2369 (*add<mode>_5): Ditto.
2371 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2374 * c-typeck.c (set_nonincremental_init,
2375 set_nonincremental_init_from_string): Pass true instead of false
2376 as IMPLICIT to add_pending_init.
2378 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2380 Backport from 2012-04-24 mainline r186768.
2383 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2385 2012-04-24 Richard Guenther <rguenther@suse.de>
2387 PR tree-optimization/53085
2388 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2391 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2394 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2396 (output_addressed_constants): Likewise.
2399 * varasm.c (get_section): Don't ICE for section conflicts with
2400 built-in section kinds.
2402 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2404 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2406 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2408 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2410 2012-04-23 Richard Guenther <rguenther@suse.de>
2413 * c-typeck.c (build_binary_op): Fix typo.
2415 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2417 PR tree-optimizations/52891
2418 * tree-vect-patterns.c (adjust_bool_pattern): Use
2419 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2420 but with non-standard precision.
2422 2012-04-22 Ian Lance Taylor <iant@google.com>
2424 * godump.c (go_output_typedef): Dump size of structs.
2426 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2428 Backport from mainline:
2430 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2431 hints for 'A' operand types.
2433 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2435 Backport from 2012-04-19 mainline r186588.
2438 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2439 the case *(X+const).
2441 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2443 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2445 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/sync.md (atomic_<code><mode>): Rename to
2449 atomic_<logic><mode>.
2451 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2453 Backport from mainline
2454 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2457 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2458 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2459 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2460 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2461 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2462 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2463 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2464 gen_avx2_permvarv8sf.
2466 2012-04-16 Martin Jambor <mjambor@suse.cz>
2468 Backported from mainline
2470 2012-04-13 Martin Jambor <mjambor@suse.cz>
2473 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2474 fold_ctor_reference returns a zero constant.
2476 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2478 Backported from mainline
2479 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2481 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2482 and __ILP32__ for x32.
2484 2012-04-13 Tom de Vries <tom@codesourcery.com>
2486 Backport from mainline r186418.
2488 2012-04-13 Tom de Vries <tom@codesourcery.com>
2490 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2491 parameters vuse and vuse_escaped.
2492 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2493 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2496 2012-04-13 Richard Guenther <rguenther@suse.de>
2498 PR tree-optimization/52969
2499 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2500 the condition for the COND_EXPR and handle predicate negation
2501 by swapping the COND_EXPR arms.
2503 2012-04-13 Richard Guenther <rguenther@suse.de>
2506 * convert.c (convert_to_pointer): Remove special-casing of
2509 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2511 Backport from mainline
2512 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2515 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2516 the list of options to enable the FCFID instruction.
2517 (TARGET_EXTRA_BUILTINS): Adjust comment.
2519 2012-04-12 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/52943
2522 * tree-chrec.h (chrec_is_positive): Remove.
2523 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2524 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2525 Return false for a constant zero instead of negative.
2526 (analyze_siv_subscript_cst_affine): Handle zero difference
2527 in the initial condition explicitely.
2529 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2532 * varasm.c (process_pending_assemble_externals): Set
2533 pending_assemble_externals_processed true.
2534 (assemble_external): Call assemble_external_real if the pending
2535 assemble externals have been processed.
2537 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2540 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2541 the DECL generated for the special GOT helper.
2543 2012-04-06 Walter Lee <walt@tilera.com>
2545 Backport from mainline
2546 2012-03-07 Walter Lee <walt@tilera.com>
2548 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2549 REG_CFA_* notes for the stack pointer.
2550 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2551 EH_RETURN_STACKADJ_RTX.
2552 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2553 generate REG_CFA_* notes for the stack pointer.
2554 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2555 by EH_RETURN_STACKADJ_RTX.
2557 2012-04-06 Matt Turner <mattst88@gmail.com>
2559 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2561 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2563 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2564 of the destination isn't also a FP_REGS register.
2566 2012-04-03 Richard Guenther <rguenther@suse.de>
2568 Backport from mainline
2569 2012-03-02 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/52406
2572 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2573 (struct indices): Add unconstrained_base member.
2574 (struct dr_alias): Remove unused vops member.
2575 (DR_UNCONSTRAINED_BASE): New define.
2576 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2577 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2578 be an artificial access that covers the whole indexed object,
2579 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2580 plain decl base-objects to their MEM_REF variant.
2581 (dr_may_alias_p): When the base-object of either data reference
2582 has unknown size use only points-to information.
2583 (compute_affine_dependence): Make dumps easier to read and
2585 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2586 DR_REF when looking for packed references.
2587 (vect_supportable_dr_alignment): Likewise.
2589 2012-04-03 Richard Guenther <rguenther@suse.de>
2591 Backport from mainline
2592 2012-03-15 Richard Guenther <rguenther@suse.de>
2595 * tree-data-ref.c (subscript_dependence_tester_1): Check
2596 all dimensions for non-conflicting access functions.
2598 2012-04-03 Richard Guenther <rguenther@suse.de>
2600 Backport from mainline
2601 2012-03-06 Richard Guenther <rguenther@suse.de>
2604 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2606 2012-03-23 Richard Guenther <rguenther@suse.de>
2608 PR tree-optimization/52678
2609 * tree-vectorizer.h (struct _stmt_vec_info): Add
2610 loop_phi_evolution_part member.
2611 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2612 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2613 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2614 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2615 Use the cached evolution part and the PHI nodes value from
2616 the loop preheader edge instead of re-analyzing the evolution.
2618 2012-03-26 Richard Guenther <rguenther@suse.de>
2620 PR tree-optimization/52701
2621 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2622 compute and set the evolution part of PHI nodes.
2624 2012-03-30 Richard Guenther <rguenther@suse.de>
2626 PR tree-optimization/52754
2627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2628 propagate arbitrary addresses into really plain dereferences.
2630 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2632 PR tree-optimization/52835
2633 * tree-data-ref.c (build_rdg): Return NULL if
2634 compute_data_dependences_for_loop failed.
2636 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2638 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2639 (stmt_can_make_abnormal_goto): Use it.
2640 (is_ctrl_altering_stmt): Likewise.
2642 2012-03-31 Martin Jambor <mjambor@suse.cz>
2644 Backported from mainline
2645 2012-03-30 Martin Jambor <mjambor@suse.cz>
2647 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2648 is a builtin_stack_save in a dominating BB.
2650 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2652 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2653 crossing 128bit lane boundary.
2655 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2657 Backported from mainline
2658 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2663 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2664 * config/i386/i386.c: Include reload.h.
2665 (ix86_legitimize_reload_address): New function.
2667 2012-03-28 Martin Jambor <mjambor@suse.cz>
2669 Backported from mainline
2670 2012-03-27 Martin Jambor <mjambor@suse.cz>
2673 * tree-sra.c (sra_modify_assign): Do not call
2674 load_assign_lhs_subreplacements when working with an unscalarizable
2677 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2680 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2681 __builtin_va_start to __builtin_next_arg if the latter is
2682 builtin_decl_explicit_p rather than when it is not.
2685 * tree-vect-generic.c (vector_element): Perform multiplication
2686 for pos in bitsizetype type instead of idx type.
2688 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2690 Backport from 2012-03-28 mainline r185910.
2693 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2694 (avr_builtin_decl): New static function.
2695 (struct avr_builtin_description, avr_bdesc): Move up.
2696 Add GTY marker. Add field fndecl. Remove redundant field id.
2697 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2698 (avr_expand_builtin): Code cleanup because .id is removed.
2700 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2703 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2706 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2708 Backport from 2012-03-28 mainline r185907.
2711 * config.gcc (tm_file): Remove avr/multilib.h.
2713 * doc/invoke.texi (AVR Options): Adjust
2714 documentation of -mtiny-stack.
2716 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2717 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2718 * config/avr/t-avr: Remove generation of multilib.h.
2719 * config/avr/t-multilib: Regenerate.
2720 * config/avr/multilib.h: Remove.
2721 * config/avr/avr.opt (-msp8): New option.
2722 (avr_sp8): New variable.
2723 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2724 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2725 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2726 (avr_device_to_sp8): New prototype.
2727 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2728 (DRIVER_SELF_SPECS): New define.
2729 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2730 __AVR_SP8__, __AVR_HAVE_SPH__.
2731 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2732 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2733 (avr_file_start): Ditto.
2735 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2738 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2739 instead of 8 in adjust_address.
2741 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2743 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2744 of a unit before computing the offset in units.
2746 2012-03-27 Richard Guenther <rguenther@suse.de>
2749 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2752 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2755 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2757 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
2760 * varasm.c: Include pointer-set.h.
2761 (pending_assemble_externals_set): New pointer set.
2762 (process_pending_assemble_externals): Destroy the pointer set.
2763 (assemble_external): See if decl is in pending_assemble_externals_set,
2764 and add it to pending_assemble_externals if necessary.
2765 (init_varasm_once): Allocate pending_assemble_externals_set.
2767 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2769 Backported from mainline
2770 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2773 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2774 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2775 (vector_ltgt<mode>): Likewise.
2776 (vector_ordered<mode>): Likewise.
2777 (vector_unordered<mode>): Likewise.
2778 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2780 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
2782 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2785 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2787 Backported from mainline
2788 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
2792 * config/sh/sh.c (sh_register_move_cost): Increase cost between
2793 GENERAL_REGS and FP_REGS for SImode.
2795 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2798 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2799 on any new_local_var_chain vars declared during recursing on
2800 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2802 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2804 Backport from 2012-03-22 mainline r185692.
2807 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2808 (unspecv): Add UNSPECV_MEMORY_BARRIER.
2809 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2810 (delay_cycles_1, delay_cycles_2): Ditto.
2811 (delay_cycles_3, delay_cycles_4): Ditto.
2812 (nopv, *nopv): Ditto.
2813 (sleep, *sleep): Ditto.
2816 Backport from 2012-03-21 mainline r185605.
2818 PR rtl-optimization/52543
2820 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2821 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2822 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2823 (avr_load_libgcc_p): Restrict to __flash loads.
2824 (avr_out_lpm): Only handle 1-byte loads from __flash.
2825 (avr_load_lpm): New function.
2826 (avr_find_unused_d_reg): Remove.
2827 (avr_out_lpm_no_lpmx): Remove.
2828 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2829 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2830 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2831 (load_<mode>, load_<mode>_clobber): New insns.
2832 (mov<mode>): For multi-byte move from non-generic
2833 16-bit address spaces: Expand to load_<mode> resp.
2834 load_<mode>_clobber.
2835 (load<mode>_libgcc): Remove expander.
2836 (split-lpmx): Remove split.
2838 Backport from 2012-03-13 mainline r185329.
2841 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2842 offset (size) to a value the insns can deal with.
2843 (expand_epilogue): Ditto.
2845 Backport from 2012-03-12 mainline r185256.
2848 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2849 type from reg_class_t to enum reg_class.
2850 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2852 Backport from 2012-03-12 mainline r185253.
2855 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2856 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2857 r184615 from 2012-02-28.
2859 Backport from 2012-03-08 mainline r185105.
2861 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2862 for constants in [-63,63].
2864 Backport from 2012-03-08 mainline r185100.
2867 * config/avr/avr.c (avr_mem_clobber): New static function.
2868 (avr_expand_delay_cycles): Add memory clobber operand to
2869 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2870 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2871 (enable_interrupt, disable_interrupt): New expander.
2872 (nopv, sleep, wdr): New expanders.
2873 (delay_cycles_1): Add memory clobber.
2874 (delay_cycles_2): Add memory clobber.
2875 (delay_cycles_3): Add memory clobber.
2876 (delay_cycles_4): Add memory clobber.
2877 (cli_sei): New insn from former "enable_interrupt",
2878 "disable_interrupt" with memory clobber.
2879 (*wdt): New insn from former "wdt" with memory clobber.
2880 (*nopv): Similar, but for "nopv".
2881 (*sleep): Similar, but for "sleep".
2883 Backport from 2012-03-07 mainline r185043.
2886 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2888 Backport from 2012-03-07 mainline r185032.
2891 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2892 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2893 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2895 Backport from 2012-03-07 mainline r185031.
2898 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2900 * config/avr/avr.md (xload_8): Adjust insn length.
2902 Backport from 2012-03-07 mainline r185030.
2905 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2906 if RAMPZ affects reading from RAM.
2908 Backport from 2012-03-05 mainline r184919.
2910 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2912 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2914 Backport from mainline r185259.
2917 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2918 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2920 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2922 Backported from mainline
2923 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2926 * c-parser.c (c_parser_postfix_expression)
2927 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2929 * config/i386/smmintrin.h: Avoid /* within a comment.
2930 * config/i386/nmmintrin.h: Likewise.
2932 2012-03-22 Richard Guenther <rguenther@suse.de>
2934 * BASE-VER: Set to 4.7.1.
2935 * DEV-PHASE: Set to prerelease.
2937 2012-03-22 Release Manager
2939 * GCC 4.7.0 released.
2941 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2943 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2945 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2946 Andrew Pinski <apinski@cavium.com>
2949 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2950 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2951 calls instead of __builtin_ir{int,ound}*.
2953 2012-03-14 Jakub Jelinek <jakub@redhat.com>
2956 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
2959 2012-03-13 Joseph Myers <joseph@codesourcery.com>
2961 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
2962 Refer to GCC 4.7 version of c99status.html.
2964 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2966 Backport from mainline
2967 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2969 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2970 redefine to be NULL if the current bit-size is different from the
2971 configured bit-size.
2973 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2974 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2975 set the default tuning. Add asserts to make sure the cpu and tune
2976 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2977 test whether the index is set, instead of > 0.
2978 (rs6000_file_start): Do not reset the default cpu if the current
2979 bit-size is different from the configured bit-size.
2981 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2983 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2985 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2986 Update binutils references.
2987 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2988 Update binutils reference.
2989 Update Sun as/GNU ld caveat.
2990 Document binutils largefile requirement for LTO plugin.
2991 Remove reference to alternate libpthread.
2993 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2995 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
2997 (Specific, mips-sgi-irix6): Likewise.
2999 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3001 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3002 * configure: Regenerate.
3004 2012-03-07 Richard Henderson <rth@redhat.com>
3006 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3007 * config/m68k/sync.md (atomic_test_and_set): Use it.
3008 (atomic_test_and_set_1): Likewise.
3010 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3013 * Makefile.in: Let install-gcc-ar depend on installdirs,
3014 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3015 Don't double canonicalize if cross-compiling.
3017 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3019 * trans-mem.c: New typedef for tm_region_p.
3020 Define vector types for tm_region_p.
3021 (tm_region_init): Replace region_worklist to a vector called
3024 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3027 * trans-mem.c (tm_region_init): Use last_basic_block.
3029 2012-03-05 Richard Henderson <rth@redhat.com>
3032 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3033 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3034 BIGGEST_ALIGNMENT is aligned.
3036 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3038 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3040 2012-03-05 Richard Henderson <rth@redhat.com>
3043 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3044 instead of calling negqi2 directly.
3046 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3048 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3049 (INTMAX_TYPE): Use it.
3050 (UINTMAX_TYPE): Likewise.
3051 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3052 (irix6_c_common_override_options): Declare.
3053 (C_COMMON_OVERRIDE_OPTIONS): Define.
3054 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3055 * config/mips/irix6-c.c: New file.
3056 * config/mips/t-irix6 (irix6-c.o): New target.
3057 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3060 2012-03-02 Richard Henderson <rth@redhat.com>
3062 * optabs.c (expand_atomic_test_and_set): Honor
3063 atomic_test_and_set_trueval even when atomic_test_and_set
3064 optab is not in use.
3066 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3068 Backport from mainline
3069 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3071 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3073 2012-03-02 Richard Guenther <rguenther@suse.de>
3075 * DEV-PHASE: Set to prerelease.
3077 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3079 * config.gcc (obsolete): Add all ARM targets using the FPA.
3080 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3081 * doc/install.texi: Avoid references to obsolete ARM ports.
3083 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3085 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3087 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3088 Joern Rennecke <joern.rennecke@embecosm.com>
3090 * doc/extend.texi: Expand and update information on interrupt
3091 attribute for Epiphany.
3093 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3095 * config/sh/sh-protos.h: Update copyright notice dates.
3096 * config/sh/sh.h: Likewise.
3097 * config/sh/sh.md: Likewise.
3098 * config/sh/constraints.md: Likewise.
3099 * config/sh/predicates.md: Likewise.
3101 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3103 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3104 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3106 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3108 * config/sh/constraints.md: Fix comment typo.
3110 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3113 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3114 unsigned HOST_WIDE_INT.
3115 (zvdep_imm64): Likewise.
3116 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3117 (vdepi_and): Likewise.
3118 Likewise for unamed 64-bit patterns.
3119 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3121 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3124 PR rtl-optimization/52417
3125 * cselib.c (cselib_any_perm_equivs): New variable.
3126 (cselib_reset_table): Check that it's not set when not
3127 preserving constants.
3128 (cselib_add_permanent_equiv): Set it.
3129 (cselib_have_permanent_equivalences): New.
3130 (cselib_init, cselib_finish): Reset it.
3131 * cselib.h (cselib_have_permanent_equivalences): Declare.
3132 * alias.c (get_addr): Restore earlier behavior when there
3133 aren't permanent equivalences.
3135 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3137 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3138 * config/v850/v850-modes.def: Fix copyright notice.
3140 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3142 * doc/extend.texi (AVR Built-in Functions): Document
3143 __builtin_avr_flash_segment.
3145 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3146 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3147 (*split.flash_segment): New insn-and-split.
3148 * config/avr/avr.c (avr_init_builtins): Add local variables:
3149 const_memx_void_node, const_memx_ptr_type_node,
3150 char_ftype_const_memx_ptr.
3152 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3154 PR tree-optimization/52445
3155 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3156 add ssa_name_ver, offset and size fields and change store field
3158 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3159 (add_or_mark_expr): Likewise. Only consider previous stores
3160 with the same size and offset.
3161 (nt_init_block): Only look at gimple_assign_single_p stmts,
3162 doesn't look at rhs2.
3164 2012-03-01 Richard Guenther <rguenther@suse.de>
3167 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3168 conversions from integral types to pointer types.
3170 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3172 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3173 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3174 unintentionally removed in r184616.
3176 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3178 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3181 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3182 Uros Bizjak <ubizjak@gmail.com>
3185 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3186 alternatives, add "e" constraint to the new last alternative
3187 and ! to last 3 alternatives.
3189 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3191 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3192 DW_AT_artificial attributes at the end of the processing.
3193 (gen_array_type_die): Likewise.
3194 (gen_enumeration_type_die): Likewise.
3195 (gen_struct_or_union_type_die): Likewise.
3196 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3199 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3202 * expr.c (expand_assignment): If doing misaligned store that doesn't
3203 cover all mode bits, perform a RMW cycle.
3205 PR tree-optimization/52429
3206 * tree-parloops.c (separate_decls_in_region_debug): Return early
3207 if var is LABEL_DECL.
3209 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3211 PR tree-optimization/52424
3212 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3213 calling dom_thread_across_edge.
3215 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3217 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3219 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3221 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3222 * config/avr/avr.c (avr_output_bld): Remove unused function.
3223 (avr_out_sbxx_branch): Use "%T" to print bit position.
3225 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3227 * config/avr/avr.md: Untabify.
3229 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3231 * config/avr/avr.md (eqne): New code iterator.
3232 (*dec-and-branchsi): Use it in text peephole's condition.
3233 (*dec-and-branchhi): Ditto.
3234 (*dec-and-branchqi): Ditto.
3236 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3239 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3240 the device does not have the skip-bug.
3242 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3244 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3245 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3246 -mpretend-cmove): New.
3248 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3251 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3252 doesn't count DEBUG_INSN refs.
3253 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3254 for DEBUG_INSN refs.
3256 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3260 2012-02-20 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/52298
3262 * tree-vect-stmts.c (vectorizable_load): Properly use
3263 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3266 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3269 * gimple.h (gimple_in_transaction): New.
3270 (gimple_set_in_transaction): New.
3271 (struct gimple_statement_base): Add in_transaction field.
3272 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3274 (tree_ssa_lim_initialize): Compute transaction bits.
3275 * tree.h (compute_transaction_bits): Protoize.
3276 * trans-mem.c (tm_region_init): Use the heap to store BB
3278 (compute_transaction_bits): New.
3280 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3282 * gcc.c (display_help): Document --help=common and sort entries
3285 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3287 * doc/install.texi: Document check-$LANG specific shortcuts
3289 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3292 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3294 * config/arm/arm_neon.h: Regenerate.
3295 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3296 (neon_vcgeu): New insn.
3297 (neon_vcgtu): Likewise.
3298 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3299 (ops): Unsigned comparison intrinsics call a different
3302 2012-02-28 Richard Guenther <rguenther@suse.de>
3305 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3306 ordering for the VEC_CONCAT for two element vectors for
3307 V2SFmode, V2SImode and V2DImode.
3309 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3312 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3313 detecting big-endian triplets.
3315 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3317 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3318 mode if there is no type information available.
3320 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3322 PR tree-optimization/53207
3323 * doc/invoke.texi: Document as experimental and relying on graphite.
3325 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3327 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3328 of initializer to changes from r184614.
3330 2012-02-28 Richard Guenther <rguenther@suse.de>
3332 PR tree-optimization/52395
3333 * tree-sra.c (build_ref_for_offset): Also look at the base
3334 TYPE_ALIGN when figuring out the alignment of the replacement.
3336 2012-02-28 Richard Guenther <rguenther@suse.de>
3338 PR tree-optimization/52402
3339 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3340 mis-aligned types when creating the accesses at the call site.
3342 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3344 * config/avr/builtins.def: New file.
3345 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3346 * config/avr/avr.c (enum avr_builtin_id): Use it.
3347 (avr_init_builtins): Use it. And use avr_bdesc.
3348 (bdesc_1arg): Remove.
3349 (bdesc_2arg): Remove.
3350 (bdesc_3arg): Remove.
3351 (struct avr_builtin_description): Add field n_args.
3352 (avr_bdesc): New static variable using builtins.def.
3353 (avr_expand_builtin): Use it.
3354 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3355 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3356 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3358 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3361 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3362 match only one single hard register with respective hard reg rtx.
3363 (movmemx_<mode>): Ditto.
3364 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3365 insn anatomy of movmem[x]_<mode>.
3366 (avr_out_movmem): Same for printing assembler and operand usage.
3368 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3372 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3373 address spaces located outside of device flash.
3375 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3376 (mcu_type_s): Add field n_flash.
3377 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3378 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3379 (AVR_MCU): Add N_FLASH argument.
3380 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3381 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3382 macro __FLASH<n> if that address space makes sense for the device.
3383 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3384 outside of target flash.
3385 (avr_asm_named_section): Ditto.
3386 (avr_asm_select_section): Ditto.
3387 (avr_addr_space_convert): Ditto.
3388 (avr_emit_movmemhi): Ditto.
3389 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3390 address space is outside of device flash.
3391 (avr_insert_attributes): Ditto.
3392 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3393 avr_current_arch->n_segments.
3395 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3398 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3400 (*movabs<mode>_2): Likewise.
3402 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3405 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3406 s_register_operand in the test instead of REG_P. Don't call
3407 gen_reg_rtx if it won't be used.
3409 PR tree-optimization/52376
3410 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3412 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3414 * ifcvt.c (noce_get_condition): Check condition variable is not
3415 small_register_classes_for_mode_p before accepting.
3417 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3421 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3424 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3425 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3427 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3429 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3431 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3433 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3435 * config/sh/predicates.md: Remove blank lines.
3436 * config/sh/sh.c: Fix typos in comments.
3437 * config/sh/constraints.md: Likewise.
3438 * config/sh/sh.md: Remove blank lines.
3439 Fix typos in comments. Use ;; as comment characters.
3441 2012-02-26 Walter Lee <walt@tilera.com>
3443 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3444 (replace_mov_pcrel_step2): Ditto.
3446 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3449 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3450 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3451 and locs that reference values newer than the non-canonical value
3452 at hand. Return the canonical value as a worst case.
3453 (memrefs_conflict_p): Walk canonical value's locs.
3456 * cselib.c (preserve_only_constants): Rename to...
3457 (preserve_constants_and_equivs): ... this. Split out...
3458 (invariant_or_equiv_p): ... this. Preserve plus expressions
3459 of other preserved expressions too.
3460 (cselib_reset_table): Adjust.
3461 * var-tracking.c (reverse_op): Use canonical value to build
3464 2012-02-23 Kai Tietz <ktietz@redhat.com>
3466 * config/i386/i386.c (ix86_delegitimize_address): Handle
3467 UNSPEC_PCREL plus displacement.
3469 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3472 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3473 to test for unusedness in st X addressing.
3475 2012-02-24 Richard Guenther <rguenther@suse.de>
3478 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3479 (is_gimple_reg_type): Move inline ...
3480 * gimple.h (is_gimple_reg_type): ... here.
3482 2012-02-24 Richard Guenther <rguenther@suse.de>
3485 * passes.c (execute_function_todo): When verifying SSA form
3486 verify gimple form first.
3487 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3489 2012-02-24 Richard Guenther <rguenther@suse.de>
3492 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3493 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3495 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3497 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3499 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3501 * tree-phinodes.c (make_phi_node): Mark static.
3502 * tree-flow.h (make_phi_node): Remove extern decl.
3503 * doc/gimple.texi (make_phi_node): Remove documentation.
3505 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3507 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3508 * tree-ssa-sccvn.c (print_scc): Ditto.
3510 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3512 * doc/passes.texi (Full redundancy elimination): Fix typo.
3514 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3516 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3518 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3521 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3523 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3526 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3528 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3530 * config/avr/avr.md (code_stdname): Add ior, xor.
3531 (xior): New code iterator.
3532 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3533 (*<code_stdname><mode>qi.byte1-3): Ditto.
3535 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3537 PR tree-optimization/52019
3538 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3541 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3543 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3544 HAVE_INITFINI_ARRAY to work around namespace pollution in
3545 certain versions of newlib system headers.
3546 * config.in: Regenerate.
3547 * configure: Regenerate.
3548 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3549 instead of HAVE_INITFINI_ARRAY.
3551 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3555 is not offsettable memory reference.
3557 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3560 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3561 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3563 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3565 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3566 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3568 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3570 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3571 library on Solaris 8 even without TLS support.
3572 * configure: Regenerate.
3574 2012-02-22 Richard Guenther <rguenther@suse.de>
3577 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3578 for GIMPLE_DEBUG stmts.
3580 2012-02-22 Martin Jambor <mjambor@suse.cz>
3583 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3584 according to the base object.
3586 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3588 PR rtl-optimization/50063
3589 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3590 and 2 (8-bit SP) in operand 2.
3591 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3592 setup to use movhi_sp_r instead of vanilla move to write SP.
3593 Adjust REG_CFA notes to superseed unspec.
3594 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3596 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3597 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3598 irq_state 1 (IRQ known to be on) here.
3600 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3602 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3604 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3605 assign_hard_reg): Likewise.
3607 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3609 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3611 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3614 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3615 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3617 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3619 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3620 prototype from here to...
3621 * config/avr/avr.h: ...here.
3623 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3626 * thumb2.md (thumb2_shiftsi3_short): Split register and
3627 immediate shifts. For register shifts tie operands 0 and 1.
3628 (peephole2 for above): Check that register-controlled shifts
3629 have suitably tied operands.
3631 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3634 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3635 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3636 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3637 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3638 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3639 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3640 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3641 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3642 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3643 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3644 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3645 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3646 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3647 bdver1_ssevector_avx256_unaligned_load,
3648 bdver1_ssevector_sse128_unaligned_load,
3649 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3650 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3651 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3652 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3653 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3654 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3655 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3656 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3657 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3658 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3659 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3660 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3661 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3662 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3663 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3664 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3665 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3666 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3667 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3668 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3669 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3670 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3671 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3672 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3673 bdver1_ssediv_double_load, bdver1_ssediv_double,
3674 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3675 Add "bdver2" attribute.
3677 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3679 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3680 default if possible and not specified otherwise.
3682 2012-02-21 Richard Guenther <rguenther@suse.de>
3685 * gimplify.c (create_tmp_from_val): Use the main variant type
3686 for the type of the temporary we create.
3688 2012-02-21 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/52324
3691 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3692 do not gimplify a MEM_REF address operand if it is already
3695 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3697 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3698 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3700 2012-02-21 Richard Guenther <rguenther@suse.de>
3702 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3703 nested_in_vect_loop.
3705 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3707 PR tree-optimization/52318
3708 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3709 vdef also to non-pure/const call stmts in the sequence.
3711 2012-02-20 David S. Miller <davem@davemloft.net>
3713 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3714 don't use the "rd %pc" instruction on v9 for PIC register loads.
3716 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3719 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3720 in a transaction safe function.
3722 2012-02-20 Kai Tietz <ktietz@redhat.com>
3725 * stor-layout.c (place_field): Handle desired_align for
3728 2012-02-20 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/52298
3731 * tree-vect-stmts.c (vectorizable_store): Properly use
3732 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3734 (vectorizable_load): Likewise.
3735 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3736 Access DR_STEP after ensuring it is not NULL.
3738 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3740 PR tree-optimization/52286
3741 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3742 optimization use double_int_to_tree instead of build_int_cst_wide,
3743 rewrite to use double_int vars.
3745 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3748 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3750 Remove -e 0 from $gcc_cv_ld invocation.
3751 Only use __GLIBC_PREREQ if defined.
3752 Enable on Solaris since Solaris 8 patch.
3753 (gcc_SUN_LD_VERSION): New macro.
3754 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3755 gcc_SUN_LD_VERSION for version number format.
3756 * configure: Regenerate.
3757 * varasm.c (get_elf_initfini_array_priority_section): Set
3758 SECTION_NOTYPE for non-default priority.
3759 Use get_section instead of get_unnamed_section to emit
3760 .init_array/.fini_array with default priority.
3762 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3764 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3765 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3766 (mips_start_unique_function, mips_output_mips16_rdhwr)
3767 (mips_code_end): New functions.
3768 (TARGET_ASM_CODE_END): Define.
3770 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3772 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3773 to stubs with non-sibling calls.
3775 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3777 * doc/invoke.texi (-fira-* options): Copy-edit.
3778 (ira-* parameters): Copy-edit.
3780 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3782 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3783 GCC coding conventions.
3785 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3787 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3788 when used as adjectives.
3790 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3792 * doc/invoke.texi: Clean up "that"/"which" confusion.
3794 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3796 * system.h: Poison SMALL_REGISTER_CLASSES
3797 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3798 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3800 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3802 PR tree-optimization/52285
3803 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3804 when deciding if a call is a tail call or tail recursion.
3806 2012-02-16 Kai Tietz <ktietz@redhat.com>
3808 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3809 interger-constant displacement for UNSPEC_PCREL.
3811 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3813 PR rtl-optimization/52208
3814 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3815 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3817 PR tree-optimization/52255
3818 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3819 loop->header has virtual PHI, but exit_e->dest doesn't, add
3820 virtual PHI to exit_e->dest and adjust all uses after the loop.
3823 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3824 children with clone_tree_hash, not after it.
3826 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
3828 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3829 extended identifiers.
3831 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3834 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3835 a same_body_alias, also test whether e->callee isn't a former
3836 or current clone of the decl this is a same body alias of.
3838 PR translation/52264
3839 * cgraphunit.c (verify_cgraph_node): Fix a typo.
3841 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
3843 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3845 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3848 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3849 force_reg instead of copy_to_reg for better optimization. Force
3850 non-register or memory operands into a register.
3852 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
3854 * extend.texi: Reserve upper bits of memory model for future use.
3856 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
3857 Anatoly Sokolov <aesok@post.ru>
3858 Eric Weddington <eric.weddington@atmel.com>
3861 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3862 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3863 Rewrite initializers for .macro.
3864 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3865 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3866 atxmega32d4, atxmega32x1.
3867 avrxmega4: atxmega64a3, atxmega64d3.
3868 avrxmega5: atxmega64a1, atxmega64a1u.
3869 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3870 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3871 avrxmega7: atxmega128a1, atxmega128a1u.
3872 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3873 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3874 (struct base_arch_s): Rename reserved to xmega_p.
3875 Rename reserved2 to have_rampd.
3876 (AVR_XMEGA): New define.
3877 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3878 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3879 * config/avr/predicates.md (io_address_operand): Take into
3881 (low_io_address_operand): Ditto.
3882 (high_io_address_operand): Ditto.
3883 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3884 (enabled, movhi_sp_r): Use them.
3885 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3886 cpp_define_formatted to built-in define __AVR_ARCH__.
3887 (__AVR_XMEGA__): New built-in define.
3888 (__AVR_HAVE_RAMPD__): New built-in define.
3889 (__AVR_HAVE_RAMPX__): New built-in define.
3890 (__AVR_HAVE_RAMPY__): New built-in define.
3891 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3893 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3894 (avr_option_override): Initialize them.
3895 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3896 (avr_init_expanders): Initialize them. No more block several calls.
3897 (emit_push_sfr): New static function.
3898 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3900 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3901 (avr_print_operand): Print addreeses as symbols for
3902 RAMPX, RAMPY, RAMPD, CCP.
3903 (output_movhi): Handle AVR_XMEGA when writing to SP.
3904 (avr_out_movhi_mr_r_xmega): New static function.
3905 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
3906 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
3907 __RAMPD__, __CCP__ as needed.
3909 * config/avr/multilib.h: Regenerate.
3910 * config/avr/t-multilib: Regenerate.
3911 * config/avr/avr-tables.opt: Regenerate.
3913 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
3915 PR tree-optimization/50561
3916 * graphite-flattening.c (lst_project_loop): Do not
3917 remove old scattering dimensions after flattening.
3918 (lst_do_flatten): Likewise.
3920 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3922 * doc/extend.texi (AVR Built-in Functions): Remove doc for
3923 __builtin_avr_map8, __builtin_avr_map16.
3924 Document __builtin_avr_insert_bits.
3926 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3927 (insert_bits): New insn.
3928 (adjust_len.map_bits): Rename to insert_bits.
3929 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3930 * avr-protos.h (avr_out_map_bits): Remove.
3931 (avr_out_insert_bits, avr_has_nibble_0xf): New.
3932 * config/avr/constraints.md (Cxf,C0f): New.
3933 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3934 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3935 New built-in define __BUILTIN_AVR_INSERT_BITS.
3936 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3937 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3938 (avr_move_bits): Rewrite.
3939 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3941 (avr_map_op_t): New typedef.
3942 (avr_map_op): New static variable.
3943 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3944 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3945 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3946 (bdesc_3arg, avr_expand_triop_builtin): New.
3947 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3948 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3949 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3950 (avr_map_equal_p, avr_map_sig_p): Remove.
3951 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3952 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3953 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3954 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3955 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3956 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3958 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3960 * config/c6x/c6x.md (reserve_cycles): New attribute.
3961 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3962 don't reserve functional units after the branch occurs.
3964 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3967 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3968 functions into non-tm_pure functions.
3970 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3973 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3974 (iterative_hash_canonical_type): Likewise.
3975 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3978 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3980 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3981 sched-group insn, it either remains alone or the entire list is pruned.
3983 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3985 * doc/install.texi (Prerequisites): Fix grammar.
3986 (Configuration): Likewise.
3988 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3990 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3991 MPC as part of GCC before describing configuring with --with-gmp etc.
3992 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3993 sources are present.
3995 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3998 * dwarf2out.c (clone_tree_hash): New function.
3999 (copy_decls_walk): Use it instead of clone_tree.
4001 2012-02-14 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/52244
4004 PR tree-optimization/51528
4005 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4006 replacements for integral types.
4008 2012-02-14 Walter Lee <walt@tilera.com>
4010 * config.gcc: Handle tilegx and tilepro.
4011 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4013 Add HAVE_AS_TLS check for tilegx and tilepro.
4014 * configure: Regenerate.
4015 * doc/contrib.texi: Add Mat Hostetter and self.
4016 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4017 Document instruction intrinsics and network accessing intrinsics.
4018 (TILEPro Built-in Functions): New node. Document instruction
4019 intrinsics and network accessing intrinsics.
4020 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4021 (Specific, tilepro-*-linux*): Likewise.
4022 * doc/invoke.texi (TILE-Gx Options): New section.
4023 (TILEPro Options): New section.
4024 * doc/md.texi (TILE-Gx): New section.
4025 (TILEPro): New section.
4026 * common/config/tilegx/tilegx-common.c: New file.
4027 * common/config/tilepro/tilepro-common.c: New file.
4028 * config/tilegx/constraints.md: New file.
4029 * config/tilegx/linux.h: New file.
4030 * config/tilegx/mul-tables.c: New file.
4031 * config/tilegx/predicates.md: New file.
4032 * config/tilegx/sync.md: New file.
4033 * config/tilegx/t-tilegx: New file.
4034 * config/tilegx/tilegx-builtins.h: New file.
4035 * config/tilegx/tilegx-c.c: New file.
4036 * config/tilegx/tilegx-generic.md: New file.
4037 * config/tilegx/tilegx-modes.def: New file.
4038 * config/tilegx/tilegx-multiply.h: New file.
4039 * config/tilegx/tilegx-protos.h: New file.
4040 * config/tilegx/tilegx.c: New file.
4041 * config/tilegx/tilegx.h: New file.
4042 * config/tilegx/tilegx.md: New file.
4043 * config/tilegx/tilegx.opt: New file.
4044 * config/tilepro/constraints.md: New file.
4045 * config/tilepro/gen-mul-tables.cc: New file.
4046 * config/tilepro/linux.h: New file.
4047 * config/tilepro/mul-tables.c: New file.
4048 * config/tilepro/predicates.md: New file.
4049 * config/tilepro/t-tilepro: New file.
4050 * config/tilepro/tilepro-builtins.h: New file.
4051 * config/tilepro/tilepro-c.c: New file.
4052 * config/tilepro/tilepro-generic.md: New file.
4053 * config/tilepro/tilepro-modes.def: New file.
4054 * config/tilepro/tilepro-multiply.h: New file.
4055 * config/tilepro/tilepro-protos.h: New file.
4056 * config/tilepro/tilepro.c: New file.
4057 * config/tilepro/tilepro.h: New file.
4058 * config/tilepro/tilepro.md: New file.
4059 * config/tilepro/tilepro.opt: New file.
4061 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4063 PR tree-optimization/52210
4064 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4065 vect_model_simple_cost with two entry vect_def_type array instead
4066 of an address of dt.
4068 2012-02-14 Richard Guenther <rguenther@suse.de>
4071 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4072 Do not stream DECL_QUALIFIER.
4073 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4074 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4075 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4077 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4080 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4083 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4086 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4087 * cselib.c (cselib_subst_to_values_from_insn): New function.
4088 * sched-deps.c (add_insn_mem_dependence,
4089 sched_analyze_1, sched_analyze_2): Use it.
4091 2012-02-13 Jan Hubicka <jh@suse.cz>
4094 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4096 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4098 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4099 (GTM_SELF_SPECS): Define if not already defined.
4100 (driver_self_specs): Add GTM_SELF_SPECS.
4101 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4102 (GTM_SELF_SPECS): Define.
4103 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4104 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4106 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4108 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4111 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4114 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4115 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4117 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4120 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4122 2012-02-13 Richard Guenther <rguenther@suse.de>
4124 PR translation/52211
4125 * passes.c (enable_disable_pass): Fix typo.
4127 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4130 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4131 XOR for reduce_bit_field if type is unsigned.
4133 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4135 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4136 disallow changes from SFmode to mode with different size in FP regs.
4138 2012-02-12 Robert Millan <rmh@gnu.org>
4139 Gerald Pfeifer <gerald@pfeifer.com>
4141 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4144 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4146 PR rtl-optimization/52175
4147 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4148 to frame-related instructions.
4150 2012-02-10 Jason Merrill <jason@redhat.com>
4153 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4154 (demangle_new_symbols): Fill it.
4155 (scan_linker_output): Walk it.
4156 (start_tweaking): Split out from scan_linker_output.
4157 (maybe_tweak): Update sym->chosen.
4158 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4160 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4163 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4165 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4167 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4168 having the same mode as previous compare.
4170 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4172 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4173 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4174 (nonlocal_goto_internal): Likewise.
4175 (nonlocal_goto): Emit a use and an indirect jump directly.
4177 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4180 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4181 __atomic_{is,always}_lock_free.
4183 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4186 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4187 negative constant address for x32.
4189 2012-02-10 Richard Henderson <rth@redhat.com>
4191 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4192 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4193 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4195 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4196 Ira Rosen <irar@il.ibm.com>
4198 PR tree-optimization/50031
4199 * targhooks.c (default_builtin_vectorization_cost): Handle
4201 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4202 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4203 all types of reduction and pattern statements.
4204 (vect_estimate_min_profitable_iters): Likewise.
4205 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4206 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4207 for explicit realigns.
4208 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4209 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4211 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4212 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4213 vec_perm for VSX and handle vec_promote_demote.
4215 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4218 * builtins.c (fold_builtin_atomic_always_lock_free,
4219 expand_builtin_atomic_always_lock_free,
4220 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4221 Return and/or test boolean_true_node/boolean_false_node instead of
4222 integer_one_node/integer_zero_node.
4224 2012-02-10 Jan Hubicka <jh@suse.cz>
4227 * predict.c (predict_paths_for_bb): Prevent looping.
4228 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4230 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4232 * config/arm/arm.c (output_move_double): In one case properly
4233 count number of instructions that will be emitted.
4235 2012-02-10 Richard Guenther <rguenther@suse.de>
4237 PR translation/52193
4238 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4240 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4243 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4245 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4248 * var-tracking.c (emit_note_insn_var_location): If
4249 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4250 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4251 non-NOTE_DURING_CALL_P insn.
4253 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4256 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4258 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4261 * gcc.c (switch_matches) Support switches with separated form,
4264 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4266 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4268 (RAMPZ_ADDR): Ditto.
4269 * config/avr/avr.c (avr_addr_t): New typedef.
4270 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4271 (avr_init_expanders): Initialize it.
4272 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4274 (expand_epilogue): Ditto.
4275 (avr_print_operand): Ditto.
4276 (avr_file_start): Ditto.
4277 (avr_emit_movmemhi): Ditto.
4279 2012-02-08 Richard Guenther <rguenther@suse.de>
4281 PR tree-optimization/46886
4282 * tree-flow.h (do_while_loop_p): Declare.
4283 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4284 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4286 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4288 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4289 always succeed for integers larger than a native word.
4291 2012-02-08 Richard Guenther <rguenther@suse.de>
4293 PR rtl-optimization/52170
4294 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4295 properly handle integer vector modes.
4297 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4299 PR gcov-profile/52150
4300 * coverage.c: Include target.h.
4301 (build_var): Call targetm.strip_name_encoding on the assembler name.
4302 Change one _ into . or $ if the target allows it.
4303 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4305 PR rtl-optimization/52139
4306 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4307 is a BARRIER after emit_insn_after_noloc, move BB_END
4308 to the last non-BARRIER insn before it.
4310 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4313 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4314 (mips_gimplify_va_arg_expr): Call it instead of
4315 std_gimplify_va_arg_expr.
4317 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4319 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4320 message for -mno-pointers-to-nested-function.
4322 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4325 * expr.c (get_inner_reference): If there is an offset, add a negative
4326 bit position to it (if any).
4328 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4330 PR rtl-optimization/52060
4331 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4332 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4333 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4334 and/or i0src_copy2 when needed.
4336 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4338 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4339 or LTOPLUGINSONAME if have_c.
4341 * config/freebsd-spec.h: Add comment about what macros can be defined
4343 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4344 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4347 2012-02-07 Richard Guenther <rguenther@suse.de>
4349 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4350 newline in -alias dumps.
4352 2012-02-07 Kai Tietz <ktietz@redhat.com>
4353 Dave Korn <dave.korn.cygwin@gmail.com>
4356 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4357 Take care that typinfo gets dllexport-attribute.
4359 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4362 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4363 if modifier < EXPAND_SUM call force_operand on the result.
4365 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4367 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4368 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4370 (epiphany_function_type): Replace types for specific interrupts with
4371 EPIPHANY_FUNCTION_INTERRUPT.
4372 (EPIPHANY_INTERRUPT_P): Update.
4373 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4374 New static function.
4375 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4376 <disinterrupt>: Affects type identity.
4377 (epiphany_handle_interrupt_attribute): Handle variable number of
4379 (epiphany_compute_function_type): Update for new
4380 epiphany_function_type definition.
4381 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4382 handlers with a longcall forwarder.
4383 (epiphany_start_function): Handle multiple interrupt arguments and/or
4384 forwarder_section attribute.
4386 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4389 2012-02-07 Alan Modra <amodra@gmail.com>
4392 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4395 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4397 PR tree-optimization/50969
4398 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4399 use vec_perm rather than vector_stmt.
4400 (vect_model_load_cost): Likewise.
4401 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4402 vec_perm to be the same as other vector statements.
4403 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4404 cost of vec_perm for TARGET_VSX.
4406 2012-02-06 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/52115
4409 * tree-sra.c (access_has_replacements_p): New function.
4410 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4412 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4415 * trans-mem.c (expand_call_tm): Add an assertion.
4416 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4419 2012-02-06 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/50955
4422 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4423 raise cost of expressions that replace an address with an
4424 expression based on a different pointer.
4426 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4429 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4430 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4432 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4435 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4436 -Weffc++ and specify guidelines come from second edition.
4438 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4440 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4441 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4442 (call_direct_split, call_value_split, call_value_internal_direct)
4443 (call_value_direct_split, call_value_multiple_split): Use jal and
4444 jal_macro attributes.
4446 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4448 * reload1.c (reload_regs_reach_end_p): Replace with...
4449 (reload_reg_rtx_reaches_end_p): ...this function.
4450 (new_spill_reg_store): Update commentary.
4451 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4452 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4453 before setting new_spill_reg_store.
4454 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4455 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4456 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4457 for non-spill reload registers.
4459 2012-02-05 Ira Rosen <irar@il.ibm.com>
4461 PR tree-optimization/52091
4462 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4463 (vect_is_simple_use_1): Likewise.
4464 * tree-vect-loop.c (vectorizable_reduction): Update calls
4465 to vect_is_simple_use_1 and vect_is_simple_use.
4466 (vectorizable_live_operation): Likewise.
4467 * tree-vect-patterns.c (widened_name_p,
4468 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4469 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4470 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4471 vectorizable_shift,vectorizable_operation, vectorizable_store,
4472 vectorizable_load): Likewise.
4473 (vect_is_simple_cond): Add an argument, pass it to
4474 vect_is_simple_use_1.
4475 (vectorizable_condition): Update calls to vect_is_simple_cond,
4477 (vect_is_simple_use): Add an argument, the statement in which
4478 OPERAND is used. Check that if OPERAND's def stmt is a double
4479 reduction phi node, the use is a phi node too.
4480 (vect_is_simple_use_1): Add an argument, pass it to
4482 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4483 to vect_is_simple_use.
4485 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4487 PR rtl-optimization/52095
4488 * modulo-sched.c (dump_insn_locator): New function.
4489 (loop_canon_p, sms_schedule): Use it.
4491 PR rtl-optimization/52113
4492 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4493 even for decomposable shift/zext insns.
4495 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4496 Zdenek Dvorak <ook@ucw.cz>
4498 PR rtl-optimization/52092
4499 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4500 on get_iv_value result.
4502 2012-02-02 Andrew Pinski <apinski@cavium.com>
4506 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4508 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4511 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4513 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4515 PR rtl-optimization/49800
4516 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4517 (sched_finish): Call regstat_free_n_sets_and_refs.
4519 2012-02-02 Jia Liu <proljc@gmail.com>
4521 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4524 2012-02-02 Jan Hubicka <jh@suse.cz>
4525 Tom de Vries <tom@codesourcery.com>
4528 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4529 * varpool.c (varpool_analyze_pending_decls): Likewise.
4531 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4532 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4534 * config.gcc: Add cr16-* support.
4536 * doc/extend.texi: Document cr16 extensions.
4537 * doc/install.texi: Document cr16 install.
4538 * doc/invoke.texi: Document cr16 options.
4539 * doc/md.texi: Document cr16 constraints.
4541 * common/config/cr16/cr16-common.c: New file.
4542 * config/cr16/cr16.c: New file.
4543 * config/cr16/cr16.h: New file.
4544 * config/cr16/cr16.md: New file.
4545 * config/cr16/cr16.opt: New file.
4546 * config/cr16/cr16-protos.h: New file.
4547 * config/cr16/predicates.md: New file.
4548 * config/cr16/constraints.md: New file.
4549 * config/cr16/t-cr16: New file.
4551 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4554 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4555 that operands[2] is either immediate, or q_regs_operand.
4557 PR tree-optimization/52073
4558 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4559 a pattern stmt for pattern uses, ignore uses outside of the loop.
4561 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4563 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4564 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4565 (OUT_AS1, OUT_AS2): Remove.
4567 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4569 PR rtl-optimization/51374
4570 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4571 to cross other volatile_refs_p insns.
4573 2012-02-01 Richard Guenther <rguenther@suse.de>
4575 * doc/invoke.texi (fno-inline): Clarify documentation.
4576 (finline-small-functions): Likewise.
4577 (finline-functions): Likewise.
4578 * common.opt (finline): Adjust comment and documentation.
4579 (finline-small-functions): Clarify documentation.
4580 (finline-functions): Likewise.
4581 (finline-functions-called-once): Likewise.
4583 2012-02-01 Tristan Gingold <gingold@adacore.com>
4585 * c-typeck.c (composite_type): Keep mode for pointers.
4587 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4589 * function.h (regno_reg_rtx): Adjust comment.
4590 * reginfo.c (init_reg_modes_target): Only use the previous mode
4591 if it fits within one register. Remove MIPS comment.
4593 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4596 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4598 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4600 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4601 to srak instruction.
4603 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4605 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4607 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4612 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4614 2012-01-31 Richard Guenther <rguenther@suse.de>
4616 PR tree-optimization/51528
4617 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4620 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4625 * ree.c (add_removable_extension): Change def_map argument
4626 to unsigned *, store in def_map 1 + offset into *insn_list vector
4627 instead of pointers into the vector.
4628 (find_removable_extensions): Adjust caller.
4630 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4632 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4633 Transform all "* quoted-c-code" to { c-code }.
4634 Remove redundant test for "optimize" in combine patterns.
4635 Move (include "avr-dimode.md") to end of file.
4637 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4640 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4641 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4643 2012-01-30 Richard Guenther <rguenther@suse.de>
4645 PR tree-optimization/52028
4646 * tree-loop-distribution.c (ldist_gen): Properly update
4649 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4652 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4653 set_cur_line_info_table if not emitting debug info.
4655 PR tree-optimization/52046
4656 * tree-vect-patterns.c (check_bool_pattern): Give up if
4657 a comparison could throw.
4660 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4662 2012-01-30 Richard Guenther <rguenther@suse.de>
4664 PR tree-optimization/52045
4665 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4666 SSA form if cfgcleanup did anything.
4668 2012-01-30 Richard Guenther <rguenther@suse.de>
4670 PR tree-optimization/52045
4671 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4672 before computing final todo.
4674 2012-01-30 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/51528
4677 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4680 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4682 * df-problems.c (df_kill_notes): Check that the use refers
4683 to the note under examination.
4685 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4688 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4689 parameter and use short-lived pseudos.
4690 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4691 (sparc_expand_vector_init): Const-ify local variables and adjust
4692 calls to above functions.
4694 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4696 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4698 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4700 * doc/invoke.texi: Make usage of "compile time" and
4701 "run time"/"runtime" consistent throughout the file.
4703 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4705 * config/alpha/alpha.c (alpha_option_override): Default to
4706 full IEEE compliance mode for Go language.
4708 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4710 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4711 (LINK_SSP_SPEC): Define.
4713 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4716 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4719 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4721 * doc/invoke.texi: Correct hyphenation of "floating point",
4722 "double precision", and related terminology throughout the file.
4724 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4727 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4728 arm_general_register_operand predicate for operand 2 instead of
4731 2012-01-27 Ian Lance Taylor <iant@google.com>
4734 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4735 * builtins.c (expand_builtin_init_trampoline): Add onstack
4736 parameter. Change caller.
4737 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4738 * tree.c (build_common_builtin_nodes): Declare
4739 __builtin_init_heap_trampoline.
4741 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4743 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4744 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4745 * config/avr/avr.c: Ditto.
4746 (avr_regnames): Remove because unused.
4747 * config/avr/avr.md (*cpse.ne): New peephole.
4748 (*cpse.eq): New peephole from former cpse peepholes.
4750 2012-01-27 Michael Eager <eager@eagercon.com>
4752 * config/microblaze.c (microblaze_emit_compare): Correct
4753 test after pcmp instruction.
4755 2012-01-27 Richard Guenther <rguenther@suse.de>
4757 PR tree-optimization/52020
4758 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4760 2012-01-27 Richard Guenther <rguenther@suse.de>
4762 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4763 function non-const/pure.
4765 2012-01-27 Richard Guenther <rguenther@suse.de>
4767 PR tree-optimization/50444
4768 * tree-sra.c (build_ref_for_offset): Properly adjust the
4769 MEM_REF type for unaligned accesses.
4771 2012-01-27 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/50444
4774 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4775 (expand_assignment): Use it. Properly handle misaligned
4776 bases when expanding stores to component references.
4777 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4780 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4783 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4784 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4785 * tree-data-ref.c (find_data_references_in_loop): Make static.
4786 (compute_all_dependences): Change return type to bool. Bail out
4787 for too many datarefs in a loop. Move the hunk resetting the data
4788 dependences vector from ...
4789 (compute_data_dependences_for_loop): ... here. Account for
4790 compute_all_dependences returning false.
4791 (compute_data_dependences_for_bb): Likewise.
4792 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4793 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4795 2012-01-27 Richard Guenther <rguenther@suse.de>
4798 * expr.c (store_field): Use the alias-set of the scratch memory
4801 2012-01-27 Tom de Vries <tom@codesourcery.com>
4803 PR tree-optimization/51990
4804 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4806 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4808 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4811 * var-tracking.c (reverse_op): Don't add any reverse operation
4812 if V already has any constant locations.
4814 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4816 * doc/invoke.texi: Correct usage of "command line" (noun)
4817 vs "command-line" (adjective) throughout.
4819 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4821 * doc/invoke.texi (Language Independent Options): Move
4822 -Wcoverage-mismatch blurb from here....
4823 (Warning Options): ...to here.
4825 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
4827 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4828 Set rs6000_always_hint to false for 476.
4830 2012-01-27 Matthias Klose <doko@ubuntu.com>
4832 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
4834 * incpath.c (add_standard_paths): Likewise.
4836 2012-01-27 Richard Henderson <rth@redhat.com>
4838 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4839 * config/m68k/sync.md (atomic_test_and_set): Rename from
4840 sync_test_and_setqi and adjust the operands.
4841 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
4842 and unconditionally enable.
4844 2012-01-27 Richard Henderson <rth@redhat.com>
4846 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4847 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
4848 (ldstub): Rename from ldstubqi.
4849 (ldstub<I24MODE>): Remove.
4851 2012-01-27 Richard Henderson <rth@redhat.com>
4853 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4854 * c-cppbuiltin.c (cpp_atomic_builtins): Define
4855 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
4856 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
4857 * doc/tm.texi: Rebuild.
4859 2012-01-27 Richard Henderson <rth@redhat.com>
4861 * optabs.c (gen_atomic_test_and_set): Remove default.
4862 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
4864 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4866 PR rtl-optimization/51978
4867 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
4868 (combine_reaching_defs): Likewise.
4869 (struct re_info): Remove.
4870 (add_removable_extension): Remove x and data arguments,
4871 add insn, insn_list and def_map. Use the arguments directly
4872 instead of using struct re_info.
4873 (find_removable_extensions): Don't call add_removable_extension
4874 through note_stores, instead just call it with single_set
4876 (find_and_remove_re): Pass curr_cand->expr instead of
4877 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
4879 2012-01-26 Michael Matz <matz@suse.de>
4881 PR tree-optimization/46590
4882 * cfgexpand.c: Revert last change (r183305).
4883 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
4885 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
4886 checking for emptiness.
4888 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4891 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
4892 non-addressable non-BLKmode base correctly.
4894 2012-01-26 Michael Matz <matz@suse.de>
4896 PR tree-optimization/48794
4897 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
4898 regions referenced from RESX/EH_DISPATCH.
4900 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4902 * config/s390/s390.h: Make BRANCH_COST an option.
4903 * config/s390/s390.opt: New option -mbranch-cost.
4905 2012-01-26 Richard Henderson <rth@redhat.com>
4907 Revert 2012-01-24 change:
4908 * trans-mem.c (requires_barrier): Do not instrument thread local
4909 variables and emit save/restore for them.
4911 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4914 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
4917 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
4919 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
4922 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
4925 Rename __pgm to __flash.
4926 Rename __pgm1 to __flash1.
4927 Rename __pgm2 to __flash2.
4928 Rename __pgm3 to __flash3.
4929 Rename __pgm4 to __flash4.
4930 Rename __pgm5 to __flash5.
4931 Rename __pgmx to __memx.
4932 * doc/extend.texi (AVR Named Address Spaces)
4933 Rename address space names as indicated above.
4934 * config/avr/avr.c (avr_addrspace): Ditto.
4936 * config/avr/avr-protos.h
4937 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4938 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4939 * config/avr/predicates.md: Ditto.
4940 * config/avr/avr.c Ditto, and
4941 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4942 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4944 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4945 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4946 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4947 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4948 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4949 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4950 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4951 * config/avr/avr.c: Ditto.
4952 * config/avr/avr.md: Ditto.
4954 2012-01-25 Jason Merrill <jason@redhat.com>
4957 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4959 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4961 PR tree-optimization/51987
4962 * tree-data-ref.c (get_references_in_stmt): Handle references in
4963 non-volatile GIMPLE_ASM.
4965 2012-01-25 Richard Guenther <rguenther@suse.de>
4967 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4968 bases are dereferenced.
4970 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4972 PR rtl-optimization/48374
4973 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4975 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4977 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4978 compute_data_dependences_for_loop returns false.
4979 * tree-parloops.c (loop_parallel_p): Likewise.
4981 2012-01-25 Richard Guenther <rguenther@suse.de>
4983 * tree.h (get_pointer_alignment_1): Declare.
4984 * builtins.c (get_pointer_alignment_1): New function.
4985 (get_pointer_alignment): Use it.
4987 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4989 PR rtl-optimization/48308
4990 * combine.c (enum undo_kind): Add UNDO_LINKS.
4991 (struct undo): Add member l to other_contents and where.
4992 (do_SUBST_LINK): New.
4994 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4995 (undo_all): Handle UNDO_LINKS.
4997 2012-01-25 Richard Henderson <rth@redhat.com>
4999 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5002 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5004 * optabs.c (gen_atomic_test_and_set): Use each argument.
5006 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5008 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5009 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5010 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5011 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5012 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5013 TARGET_PAIRED_SINGLE_FLOAT.
5015 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5017 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5018 (in_struct, return_val): Remove MEM documentation.
5019 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5020 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5021 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5023 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5024 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5025 * expr.c (store_field): Likewise.
5026 * function.c (assign_stack_temp_for_type): Likewise.
5027 * ifcvt.c (noce_try_cmove_arith): Likewise.
5028 * reload1.c (reload): Likewise.
5029 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5030 (alpha_set_memflags): Likewise.
5031 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5033 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5035 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5037 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5038 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5039 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5041 * cselib.c (cselib_rtx_varies_p): Delete.
5042 (cselib_invalidate_mem): Update call to canon_true_dependence.
5043 * dse.c (record_store, check_mem_read_rtx): Likewise.
5044 (scan_reads_nospill): Likewise.
5045 * cse.c (check_dependence): Likewise.
5046 (cse_rtx_varies_p): Delete.
5047 * expr.c (safe_from_p): Update call to true_dependence.
5048 * ira.c (validate_equiv_mem_from_store): Likewise.
5049 (memref_referenced_p): Likewise.
5050 * postreload-gcse.c (find_mem_conflicts): Likewise.
5051 * sched-deps.c (sched_analyze_2): Likewise.
5052 * store-motion.c (load_kills_store): Likewise.
5053 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5054 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5055 (compute_transp): Update call to canon_true_dependence.
5057 2012-01-25 Richard Henderson <rth@redhat.com>
5059 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5060 (maybe_emit_atomic_test_and_set): New.
5061 (expand_sync_lock_test_and_set): Use it.
5062 (expand_atomic_test_and_set): Likewise.
5063 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5064 the implementation; clarify implementation defined details.
5065 * doc/md.texi (atomic_test_and_set): Document.
5067 2012-01-25 Richard Henderson <rth@redhat.com>
5069 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5071 2012-01-25 Richard Henderson <rth@redhat.com>
5074 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5075 to effect no-op split.
5077 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5080 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5081 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5082 (BT_FN_VOID_PTR_INT_SIZE): New.
5083 (BT_FN_UINT_UINT_VAR): Remove.
5084 (BT_FN_UINT32_UINT32_VAR): New.
5085 (BT_FN_DOUBLE_VPTR): Remove.
5086 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5088 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5089 (_ITM_changeTransactionMode): Same.
5090 (_ITM_memmoveRtWt): Change return type to void.
5091 (_ITM_memcpyRtWt): Same.
5092 (_ITM_memsetW): Same.
5093 (_ITM_RaRD): Change types to double.
5098 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5100 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5101 Patrick Marlier <patrick.marlier@gmail.com>
5103 * trans-mem.c (requires_barrier): Do not instrument thread local
5104 variables and emit save/restore for them.
5106 2012-01-24 Jason Merrill <jason@redhat.com>
5109 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5110 output static aliases.
5112 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5115 * common.opt (-pie, -shared, pie, shared): Change from Common to
5117 * gcc.c (display_help): Display help for -pie and -shared.
5119 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5122 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5123 Remove note on size/offset limitation.
5124 (AVR Variable Attributes): Add example how to read data located
5125 with progmem. Refer to named address spaces.
5126 * doc/invoke.texi (AVR Options): Fix typo.
5128 2012-01-24 Richard Guenther <rguenther@suse.de>
5130 Forward-port to trunk
5131 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5134 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5135 op0 isn't sufficiently aligned and there is movmisalignM
5136 insn for mode, use it to load op0 into a temporary register.
5138 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5141 * target.def (const_not_ok_for_debug_p): New hook.
5142 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5144 * doc/tm.texi: Regenerated.
5145 * dwarf2out.c (const_ok_for_output_1): If
5146 targetm.const_not_ok_for_debug_p returns true, fail.
5147 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5149 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5151 2012-01-23 Kai Tietz <ktietz@redhat.com>
5154 * config/i386/predicates.md (symbolic_operand): Allow
5155 UNSPEC_PCREL as PIC expression for lea.
5156 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5157 * config/i386/i386.c (ix86_delegitimize_address): Handle
5158 UNSPEC_PCREL for none-MEM, too.
5160 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5162 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5163 (ipa_tm_create_version_alias): Same.
5165 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5168 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5169 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5171 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5172 Patrick Marlier <patrick.marlier@gmail.com>
5173 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5176 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5177 simple_object_start_read.
5179 2012-01-23 Richard Guenther <rguenther@suse.de>
5182 PR tree-optimization/51895
5183 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5184 parameter decomposition into BLKmode components.
5186 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5188 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5189 fake variables for restrict-qualified pointers whose pointed-to type
5190 contains a placeholder.
5192 2012-01-23 Richard Guenther <rguenther@suse.de>
5194 PR tree-optimization/51949
5195 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5197 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5199 PR rtl-optimization/51933
5200 * ree.c (transform_ifelse): Return true right away if dstreg is
5201 already wider or equal to cand->mode.
5202 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5203 (make_defs_and_copies_lists): Remove defs_list and copies_list
5204 arguments, add state argument, just truncate state->work_list
5205 instead of always allocating and freeing the vector. Assert that
5206 get_defs succeeds instead of returning 2. Changed return type to bool.
5207 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5208 have ext_src_mode, see if it has been modified already with the
5209 right kind of extension and has been extended before from the
5210 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5211 just return true. Remember the original mode in state->modified array.
5212 (combine_reaching_defs): Add state argument. Don't allocate and
5213 free here def_list, copied_list and vec vectors, instead just
5214 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5215 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5216 Add state variable, clear vectors in it, initialize state.modified
5217 if needed. Free all the vectors at the end and state.modified too.
5218 Don't skip a candidate if the extension expression has been modified.
5220 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5223 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5224 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5225 (extra_options) interix.opt -> i386/interix.opt"
5226 (extra_objs):Add winnt-stubs.o
5227 * configure.ac: Add interix to target_os .comm on PE check.
5228 * configure: Regenerate.
5229 * config/interix3.h: Delete and move bits to..
5230 * config/interix.h: Delete and move bits to..
5231 * config/i386/i386-interix3.h: Delete and move bits to..
5232 * config/i386/i386-interix.h: ..here.
5233 (TARGET_CPU_DEFAULT): Remove redefinition.
5234 (TARGET_ASM_CONSTRUCTOR): Undefine.
5235 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5236 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5237 (PTRDIFF_TYPE): Define.
5238 (LONG_DOUBLE_TYPE_SIZE): Define.
5239 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5240 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5241 (TARGET_SECTION_TYPE_FLAGS): Define.
5242 (ASM_DECLARE_FUNCTION_NAME): Define.
5243 (ASM_OUTPUT_EXTERNAL): Define.
5244 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5245 (ASM_OUTPUT_ALIGNED_BSS): Define.
5246 (PCC_BITFIELD_TYPE_MATTERS): Define.
5247 (USE_CONST_SECTION): Define.
5248 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5249 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5250 (SUPPORTS_ONE_ONLY): Remove.
5251 (I386_PE_STRIP_ENCODING): Define.
5252 * config/interix.opt: Delete and move bits to..
5253 * config/i386/interix.opt: ..here. New.
5254 (mpe-aligned-commons): Add.
5255 * config/i386/t-interix: Add copyright header.
5256 (winnt-stubs.o): Add rule.
5258 2012-01-22 Jason Merrill <jason@redhat.com>
5261 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5262 for extra name aliases.
5264 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5266 PR rtl-optimization/51924
5267 * ree.c (combine_set_extension): Improve debugging message.
5268 (combine_reaching_defs): Likewise.
5269 (get_defs): Rename confusingly named variable.
5270 (find_and_remove_re): Skip a candidate if the extension expression has
5273 2012-01-21 Robert Millan <rmh@gnu.org>
5274 Gerald Pfeifer <gerald@pfeifer.com>
5276 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5277 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5279 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5281 PR tree-optimization/51914
5282 * tree-vect-stmts.c (vectorizable_conversion): For
5283 cvt_type && modifier == WIDEN, put temporary with cvt_type
5284 at the beginning of vec_dsts and set vec_dest to temporary
5287 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5289 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5291 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5293 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5294 * config/rs6000/rs6000.c: Likewise.
5296 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5299 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5300 output_move_double on a copy of operands array.
5302 2012-01-20 Cary Coutant <ccoutant@google.com>
5303 Dodji Seketeli <dodji@redhat.com>
5306 * dwarf2out.c (copy_declaration_context): Return ref to parent
5307 of declaration DIE, if necessary.
5308 (remove_child_or_replace_with_skeleton): Add new parameter; update
5309 caller. Place skeleton DIE under parent DIE of original declaration.
5310 Move call to copy_declaration_context to here ...
5311 (break_out_comdat_types): ... from here.
5313 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5315 PR rtl-optimization/51856
5316 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5319 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5322 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5323 hints for neon loads and stores.
5325 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5329 * doc/extend.texi (Named Address Spaces): Split into subsections.
5330 (AVR Named Address Spaces): New subsection.
5331 (M32C Named Address Spaces): New subsection.
5332 (RL78 Named Address Spaces): New subsection.
5333 (SPU Named Address Spaces): New subsection.
5334 (Variable Attributes): New anchor "AVR Variable Attributes".
5335 (AVR Variable Attributes): Rewrite and avoid wording
5336 "address space" in this context.
5337 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5338 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5339 (AVR Built-in Macros): New subsubsection therein.
5340 * doc/md.texi (AVR constraints): Remove "C04", "R".
5342 2012-01-20 Richard Guenther <rguenther@suse.de>
5344 PR tree-optimization/51903
5345 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5346 when removing stmts.
5348 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5351 * config/arm/arm.c (arm_load_pic_register): Use
5352 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5353 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5354 (arm_pic_static_addr): Likewise.
5355 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5356 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5357 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5358 (pic_load_addr_unified): New.
5360 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5363 * function.c (instantiate_virtual_regs_in_insn): Use
5364 delete_insn_and_edges when removing a wrong asm insn.
5366 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5368 PR rtl-optimization/40761
5369 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5370 Add new member loop_num.
5371 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5372 (ira_build): Remove the parameter.
5374 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5375 (ira.c): Do not build CFG loops for one region allocation. Remove
5376 argument from ira_build call.
5378 * ira-build.c (init_loop_tree_node): New function.
5379 (create_loop_tree_nodes): Use it. Separate the case when CFG
5380 loops are not built.
5381 (more_one_region_p): Check current_loops.
5382 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5384 (add_loop_to_tree): Process loop equal to NULL too.
5385 (form_loop_tree): Separate the case when CFG loops are not built.
5386 Use explicitly number for the root.
5387 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5389 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5390 instead of loop->num.
5391 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5392 (mark_all_loops_for_removal): Ditto.
5393 (remove_unnecessary_regions): Separate the case when CFG loops
5395 (ira_build): Remove the parameter. Use explicit number of regions
5396 when CFG loops are not built.
5398 * ira-color.c (print_loop_title): Separate the case for the root node.
5399 Use loop_num instead of loop->num.
5400 (move_spill_restore): Use loop_num instead of loop->num.
5402 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5403 (change_loop): Ditto.
5404 (change_loop): Use loop_num instead of loop->num.
5406 * ira-lives.c (process_bb_node_lives): Ditto.
5408 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5410 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5412 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5415 * tree-mudflap.c (mf_artificial): New function.
5416 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5417 mx_register_decls, mudflap_enqueue_decl): Use it.
5420 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5421 numbers in the insn pattern.
5423 2012-01-19 Michael Matz <matz@suse.de>
5425 PR tree-optimization/46590
5426 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5427 use it in remembering which conflicts we already created.
5428 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5431 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5434 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5435 (merge_and_complain): Same.
5437 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5440 * config/initfini-array.h: Guard content of the header
5441 with #ifdef HAVE_INITFINI_ARRAY.
5442 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5443 Add initfini-array.h to tm_file here.
5444 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5445 * config.gcc: Don't add initfini-array.h to tm_file here.
5446 * configure: Regenerated.
5448 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5450 PR rtl-optimization/51505
5451 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5452 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5453 (df_note_bb_compute): Update the call to df_kill_notes.
5455 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5457 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5459 2012-01-18 Richard Guenther <rguenther@suse.de>
5461 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5462 of conversions to void *.
5464 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5465 Richard Sandiford <rdsandiford@googlemail.com>
5469 * optabs.h (simplify_expand_binop): Declare.
5470 * optabs.c (simplify_expand_binop): Make global.
5471 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5472 endian targets if the source cannot be exactly covered by word
5475 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5478 * hard-reg-set.h (struct hard_reg_set_container): New type.
5479 * target.h (struct hard_reg_set_container): Forward declare.
5480 * target.def (set_up_by_prologue): New target hook.
5481 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5482 * doc/tm.texi: Regenerated.
5483 * function.c (thread_prologue_and_epilogue_insns): Change
5484 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5485 Call targetm.set_up_by_prologue on it.
5486 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5487 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5489 2012-01-17 Nick Clifton <nickc@redhat.com>
5491 * config/rx/rx.c (rx_can_use_simple_return): New function.
5492 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5493 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5495 2012-01-17 Richard Guenther <rguenther@suse.de>
5498 * expr.c (expand_assignment): Take address-space information
5499 from the address operand of MEM_REF and TARGET_MEM_REF.
5500 (expand_expr_real_1): Likewise.
5502 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5504 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5505 reload dump is requested.
5507 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5510 * trans-mem.c (requires_barrier): Call may_be_aliased.
5512 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5514 PR tree-optimization/51877
5515 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5516 call arguments and fndecls compare equal, instead return false if they
5517 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5518 both SSA_NAMEs that are valueized the same, or they satisfy
5521 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5523 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5525 * configure: Regenerate.
5527 2012-01-16 Jan Hubicka <jh@suse.cz>
5531 * convert.c (convert_to_integer): Use fold_convert for
5532 converting an INTEGER_CST to integer type.
5534 2012-01-16 Jason Merrill <jason@redhat.com>
5537 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5539 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5542 * config/s390/s390.c (s390_chunkify_start): Don't skip
5543 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5544 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5545 If insn is followed by NOTE_INSN_VAR_LOCATION or
5546 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5547 Don't use location of note insns.
5549 PR tree-optimization/51865
5550 * tree-inline.c (tree_function_versioning): Call remap_decl
5551 on DECL_RESULT whenever it has VOID_TYPE_P type.
5553 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5555 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5556 for calls to locally-binding MIPS16 functions if only the return
5557 type uses float regs.
5559 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5560 Richard Sandiford <rdsandiford@googlemail.com>
5562 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5563 (SYMBOL_32_HIGH): Likewise.
5564 (mips_output_tls_reloc_directive): Declare.
5565 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5566 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5567 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5568 (mips_lo_relocs, mips_hi_relocs): Make extern.
5569 (mips16_stub_function): Move up file.
5570 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5571 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5572 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5573 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5574 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5575 (mips_get_tp): Add MIPS16 support.
5576 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5577 Generalize DTPREL and TPREL handling.
5578 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5579 Add MIPS16 TLS support.
5580 (mips_output_tls_reloc_directive): New function.
5581 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5582 * config/mips/predicates.md (symbolic_operand_with_high)
5583 (tls_reloc_operand): New predicates.
5584 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5585 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5586 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5587 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5588 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5589 (*tls_get_tp_mips16_call_<mode>): Likewise.
5591 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5593 PR rtl-optimization/51821
5594 * recog.c (peep2_find_free_register): Determine clobbered registers
5597 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5600 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5601 * config/avr/avr.c: Likewise.
5602 * config/avr/avr.h: Likewise.
5604 2012-01-13 Ian Lance Taylor <iant@google.com>
5607 * tree.h (TYPE_QUALS): Add cast to int.
5608 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5610 2012-01-13 Ian Lance Taylor <iant@google.com>
5612 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5613 comparing param_index to VEC_length result.
5615 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5617 * c-decl.c: Do not include tree-mudflap.h
5618 * tree-optimize.c: Likewise.
5619 * Makefile.in: Update dependencies.
5621 2012-01-13 Richard Guenther <rguenther@suse.de>
5624 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5625 variable-sized result always use RSO.
5627 2012-01-12 DJ Delorie <dj@redhat.com>
5629 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5630 pointer type, not just the default pointer type.
5632 2012-01-09 Richard Henderson <rth@redhat.com>
5633 Denis Chertykov <chertykov@gmail.com>
5636 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5637 * config/avr/avr.c (avr_can_eliminate): Simplify.
5638 (avr_initial_elimination_offset): Likewise.
5639 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5640 (expand_epilogue): Likewise.
5641 (avr_legitimize_address): Gut.
5642 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5643 (avr_hard_regno_nregs): New.
5644 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5645 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5646 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5647 add soft frame pointer.
5648 (CALL_USED_REGISTERS): Likewise.
5649 (REG_CLASS_CONTENTS): Likewise.
5650 (REGISTER_NAMES): Likewise.
5651 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5652 (HARD_FRAME_POINTER_REGNUM): New.
5653 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5654 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5655 remove the HARD_FRAME_POINTER self-elimination.
5657 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5660 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5661 DECL_EXTERNAL when checking for initializers of progmem variables.
5663 2012-01-12 Ira Rosen <irar@il.ibm.com>
5665 PR tree-optimization/51799
5666 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5667 that the last operation is a type demotion.
5669 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5671 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5672 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5674 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5677 * combine.c (distribute_notes): If i3 is a noreturn call,
5678 allow old_size to be equal to args_size and make sure the
5679 noreturn call gets REG_ARGS_SIZE note.
5680 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5681 on noreturn calls even when the delta is 0.
5683 2012-01-11 Nathan Sidwell <nathan@acm.org>
5685 * gcov.c (STRING_SIZE): Remove.
5686 (generate_results): Erase annotations for source files with no
5687 coverage information.
5689 (output_lines): Use it.
5691 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5693 * gimple.h (gimplify_body): Remove first argument.
5694 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5695 pointer set here, instead just pass DATA to walk_tree.
5696 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5697 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5698 (unvisit_body): Likewise, but with unmark_visited.
5699 (gimplify_body): Remove BODY_P argument and adjust.
5700 (gimplify_function_tree): Adjust call to gimplify_body.
5701 * omp-low.c (finalize_task_copyfn): Likewise.
5703 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5705 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5706 (build_function_type_skip_args): Delete.
5707 * tree.c (build_function_type_skip_args): Make static and add
5708 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5709 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5710 pass it to build_function_type_skip_args.
5711 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5712 (tree_function_versioning): Likewise.
5713 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5714 build_function_decl_skip_args.
5715 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5716 and pass it to build_function_decl_skip_args/tree_function_versioning.
5717 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5718 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5719 * trans-mem.c (ipa_tm_create_version): Likewise.
5720 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5721 * tree-inline.c (declare_return_variable): Remove always-true test.
5722 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5723 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5724 * ipa-split.c (split_function): Skip the return value for the split
5725 part if it doesn't return.
5727 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5729 PR tree-optimization/49642
5730 * ipa-split.c (forbidden_dominators): New variable.
5731 (check_forbidden_calls): New function.
5732 (dominated_by_forbidden): Likewise.
5733 (consider_split): Check for forbidden dominators.
5734 (execute_split_functions): Initialize and free forbidden
5735 dominators info; call check_forbidden_calls.
5737 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5739 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5741 2012-01-11 Nick Clifton <nickc@redhat.com>
5743 * config/rx/rx.md (return): Define pattern.
5745 2012-01-11 Richard Guenther <rguenther@suse.de>
5747 * doc/extend.texi (malloc attribute): Adjust according to
5750 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5751 Patrick Marlier <patrick.marlier@gmail.com>
5754 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5755 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5756 (ipa_tm_note_irrevocable): Same.
5757 (ipa_tm_scan_irr_block): Same.
5758 (ipa_tm_decrement_clone_counts): Same.
5759 (ipa_tm_scan_irr_function): Same.
5760 (ipa_tm_create_version_alias): Same.
5761 (ipa_tm_create_version): Same.
5762 (ipa_tm_transform_calls_redirect): Same.
5763 (ipa_tm_transform_calls): Same.
5764 (ipa_tm_transform_transaction): Same.
5765 (ipa_tm_execute): Same.
5767 2012-01-10 Richard Guenther <rguenther@suse.de>
5770 * opts.c (common_handle_option): Handle -Werror.
5772 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5774 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5777 2012-01-10 Jason Merrill <jason@redhat.com>
5779 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5782 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5784 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5785 supports R_386_TLS_GD_PLT reloc.
5786 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5787 supports R_386_TLS_LDM_PLT reloc.
5788 * configure: Regenerate.
5789 * config.in: Regenerate.
5791 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5794 Extend __pgmx semantics to linearize memory.
5795 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5796 determine if code comes inline or from libgcc.
5797 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5798 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5799 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5800 (movmemx_qi, movmemx_hi): New insns.
5801 (xload_<mode>_libgcc): Rewrite to new insn condition.
5802 (xload_<mode>): Remove insns.
5803 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5804 cases that don't satisfy avr_xload_libgcc_p().
5805 (avr_addr_space_convert): Allow converting in any direction.
5806 (avr_addr_space_subset_p): Return always true.
5807 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5808 (avr_emit_movmemhi): Ditto.
5809 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5810 (avr_out_movmem): Ditto.
5811 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5812 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
5813 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
5814 (avr_encode_section_info): Encode 'progmem' in symbol flags.
5815 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
5817 2012-01-10 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/50913
5820 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
5821 Require data-refs to be representable by Graphite with respect
5824 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
5826 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
5827 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
5829 2012-01-10 Tom de Vries <tom@codesourcery.com>
5831 PR rtl-optimization/51271
5832 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5833 handling annulled branch.
5835 2012-01-10 Richard Henderson <rth@redhat.com>
5837 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
5838 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
5839 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
5840 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
5841 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
5842 arm_expand_vec_perm_const): New.
5843 * config/arm/arm-protos.h: Update.
5844 * config/arm/neon.md (UNSPEC_VCONCAT): New.
5845 (*neon_vswp<VDQX>): New.
5846 (neon_vcombine<VDX>): Use neon_split_vcombine.
5847 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
5848 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
5849 (vec_perm<VE>): New.
5851 2012-01-10 Richard Henderson <rth@redhat.com>
5853 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
5854 use it if reload_completed.
5855 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
5856 arm_output_asm_insn, arm_process_output_memory_barrier,
5857 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
5858 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
5859 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
5860 arm_process_output_sync_insn, arm_output_sync_insn,
5861 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
5862 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
5863 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
5864 (emit_unlikely_jump): New.
5865 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
5866 (arm_split_atomic_op): New.
5867 * config/arm/arm-protos.h: Update.
5868 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
5869 (struct arm_sync_generator): Remove.
5870 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
5871 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
5872 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
5873 (VUNSPEC_LL, VUNSPEC_SC): New.
5874 (sync_result, sync_memory, sync_required_value, sync_new_value,
5875 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
5876 (attr length): Don't use arm_sync_loop_insns.
5877 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
5878 (movsfcc, movdfcc): Likewise.
5879 * config/arm/constraints.md (Ua): New.
5880 * config/arm/prediates.md (mem_noofs_operand): New.
5881 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
5882 (sync_clobber, sync_t2_reqd): Remove.
5883 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
5884 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
5885 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
5886 (arm_sync_compare_and_swap<SIDI>): Remove.
5887 (arm_sync_compare_and_swap<NARROW>): Remove.
5888 (arm_sync_lock_test_and_set<SIDI>): Remove.
5889 (arm_sync_lock_test_and_set<NARROW>): Remove.
5890 (arm_sync_new_<syncop><SIDI>): Remove.
5891 (arm_sync_new_<syncop><NARROW>): Remove.
5892 (arm_sync_new_nand<SIDI>): Remove.
5893 (arm_sync_new_nand<NARROW>): Remove.
5894 (arm_sync_old_<syncop><SIDI>): Remove.
5895 (arm_sync_old_<syncop><NARROW>): Remove.
5896 (arm_sync_old_nand<SIDI>): Remove.
5897 (arm_sync_old_nand<NARROW>): Remove.
5898 (*memory_barrier): Merge arm_output_memory_barrier.
5899 (atomic_compare_and_swap<QHSD>): New.
5900 (atomic_compare_and_swap<NARROW>_1): New.
5901 (atomic_compare_and_swap<SIDI>_1): New.
5902 (atomic_exchange<QHSD>): New.
5903 (cas_cmp_operand, cas_cmp_str): New.
5904 (atomic_op_operand, atomic_op_str): New.
5905 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
5906 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
5907 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
5908 (arm_load_exclusive<NARROW>): New.
5909 (arm_load_exclusivesi, arm_load_exclusivedi): New.
5910 (arm_store_exclusive<QHSD>): New.
5912 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5914 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
5915 reload patterns if -mvsx-scalar-memory.
5917 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
5918 generated, even -mno-vsx-scalar-double was used.
5919 (vsx_xscvdpsp_scalar): Likewise.
5920 (vsx_xscvspdp_scalar2): Likewise.
5922 2012-01-09 Tom de Vries <tom@codesourcery.com>
5923 Andrew Pinski <apinski@cavium.com>
5926 * reorg.c (fill_slots_from_thread): Don't speculate
5927 frame-related insns.
5929 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5931 * sched-int.h (bb_note): Move to...
5932 * basic-block.h: ...here.
5933 * haifa-sched.c (bb_note): Move to...
5934 * cfgrtl.c: ...here.
5935 * function.c (next_block_for_reg): New function.
5936 (move_insn_for_shrink_wrap): Likewise.
5937 (prepare_shrink_wrap): Rewrite to use the above.
5939 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5941 * gimple.c (is_gimple_non_addressable): Remove.
5942 * gimple.h: Remove is_gimple_non_addressable.
5943 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5944 is_gimple_non_addressable.
5945 * trans-mem.c (expand_assign_tm): Same.
5947 2012-01-09 Richard Guenther <rguenther@suse.de>
5949 PR tree-optimization/51775
5950 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5951 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5953 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5955 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5957 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5959 2012-01-09 Richard Guenther <rguenther@suse.de>
5961 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5963 2012-01-08 Jan Hubicka <jh@suse.cz>
5965 PR tree-optimize/51680
5966 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5967 on when known_vals needs to be computed; cleanup.
5969 2012-01-08 Jan Hubicka <jh@suse.cz>
5971 PR tree-optimize/51694
5972 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5974 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5976 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5977 for -std=c++98 and -std=c++11 too.
5979 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5981 * cfgloop.c (cancel_loop): Add free() of bbs array.
5983 2012-01-07 Jan Hubicka <jh@suse.cz>
5985 PR tree-optimization/51600
5986 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5987 that benefits small functions.
5989 2012-01-07 Jan Hubicka <jh@suse.cz>
5991 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5993 2012-01-07 Jan Hubicka <jh@suse.cz>
5995 PR tree-optimization/51680
5996 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5997 whose inlining reduce unit size.
5999 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6002 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6003 Add canonical node to containing_mem chain after the non-canonical
6004 one, even if there weren't any locs to propagate.
6005 (remove_useless_values): Keep only canonical values.
6006 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6007 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6008 canonicalize mem_chain elements that are not discarded.
6010 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6013 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6014 before emitting functions.
6016 PR gcov-profile/50127
6017 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6018 clear_aux_for_blocks.
6020 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6023 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6025 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6027 * c-decl.c (ext_block): Moved up.
6028 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6030 2012-01-06 Han Shen <shenhan@google.com>
6032 Translate built-in include paths for sysroot.
6033 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6034 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6036 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6037 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6039 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6040 control whether sysroot should be prepended to gxx include dir.
6042 * configure: Regenerate.
6044 2012-01-06 Torvald Riegel <triegel@redhat.com>
6046 PR rtl-optimization/51771
6047 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6048 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6050 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6052 PR tree-optimization/51315
6053 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6054 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6056 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6059 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6060 for shrp pattern. Correctly handle and fixup shift variable.
6061 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6063 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6066 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6067 note when !ACCUMULATE_OUTGOING_ARGS.
6069 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6071 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6073 (extract_range_from_unary_expr_1): Avoid useless computations.
6075 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6077 PR rtl-optimization/51767
6078 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6079 of jump_block and add an extra edge for degenerated asm gotos.
6082 * stmt.c (check_unique_operand_names): Don't ICE during error
6083 reporting if i is from labels chain.
6086 * profile.c (branch_prob): Split bbs that have exit edge
6087 and need a fake entry edge too.
6089 2012-01-05 Jan Hubicka <jh@suse.cz>
6092 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6095 2012-01-05 Richard Guenther <rguenther@suse.de>
6098 * tree-streamer-out.c (write_ts_optimization): New function.
6099 (streamer_write_tree_body): Call it.
6100 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6101 (streamer_read_tree_body): Call it.
6102 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6104 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6107 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6108 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6109 in_cleanup_point_expr before gimplify_stmt call and restore it
6111 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6112 in_cleanup_point_expr is false.
6114 2012-01-05 Richard Guenther <rguenther@suse.de>
6117 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6119 * toplev.c (process_options): Reject combining mudflap and LTO.
6120 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6122 2012-01-05 Richard Guenther <rguenther@suse.de>
6124 PR tree-optimization/51760
6125 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6127 (bit_value_unop): Handle UNDEFINED operands.
6128 (bit_value_binop): Likewise.
6130 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6132 * config/avr/avr.c (avr_replace_prefix): Remove.
6133 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6134 (avr_asm_function_rodata_section): Ditto.
6135 (avr_asm_select_section): Ditto.
6137 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6139 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6142 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6145 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6146 calls that have any non-fake successor edges.
6149 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6151 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6153 PR tree-optimization/51624
6154 * tree-sra.c (build_ref_for_model): When replicating a chain of
6155 COMPONENT_REFs, stop as soon as the offset would become negative.
6157 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6160 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6161 in .debug_loc on the floor.
6163 2012-01-04 Andrew Pinski <apinski@cavium.com>
6165 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6167 2012-01-04 Andrew Pinski <apinski@cavium.com>
6168 Adam Nemet <anemet@caviumnetworks.com>
6170 * config/mips/mips.md (size): Add SI and DI.
6171 (SIZE): New mode attribute.
6172 (U): New code attribute.
6173 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6174 (mips_lbux_<mode>): Delete.
6175 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6176 (mips_lhx): Use gen_mips_lhx_extsi.
6177 (mips_lhx_<mode>): Delete.
6179 (mips_l<size>x): New expand.
6180 (mips_lwx_<mode>): Delete.
6181 (mips_l<GPR:size>x_<P:mode>): New pattern.
6182 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6183 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6184 * config/mips/mips.c (mips_lx_address_p): New function.
6185 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6186 (dsp64): New availability predicate.
6187 (mips_builtins): Add an entry for __builtin_mips_ldx.
6188 * config/mips/mips.h (ISA_HAS_LBX): New define.
6189 (ISA_HAS_LBUX): Likewise.
6190 (ISA_HAS_LHX): Likewise.
6191 (ISA_HAS_LHUX): Likewise.
6192 (ISA_HAS_LWX): Likewise.
6193 (ISA_HAS_LWUX): Likewise.
6194 (ISA_HAS_LDX): Likewise.
6195 * doc/extend.texi (__builtin_mips_ldx): Document.
6197 2012-01-04 Tristan Gingold <gingold@adacore.com>
6199 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6200 when long pointers are used.
6201 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6202 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6203 (ia64-hp-*vms*): Remove.
6204 * config/vms/xm-vms64.h: Delete.
6206 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6209 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6211 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6213 * opts.c (finish_options): Remove duplicate sorry.
6215 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6218 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6221 2012-01-04 Richard Guenther <rguenther@suse.de>
6224 * tree.c (size_low_cst): New function.
6225 * tree.h (size_low_cst): Declare.
6226 * fold-const.c (fold_comparison): Use it to extract the low
6227 part of the POINTER_PLUS_EXPR offset.
6229 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6231 Fix clearing ZERO_REG
6232 * config/avr/avr.md (cc): Add alternative "ldi".
6233 (movqi_insn): Use it in cc attribute.
6234 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6235 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6236 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6238 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6240 * configure: Regenerate.
6242 2012-01-04 Richard Guenther <rguenther@suse.de>
6244 PR tree-optimization/49651
6245 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6246 (var_can_have_subvars): Use it.
6247 (get_constraint_for_1): Only consider subfields if there can be any.
6249 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6252 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6253 to its new canonical_cselib_val and the cselib_val was in
6254 first_containing_mem chain, but the canonical_cselib_val was not,
6255 add the latter into the chain.
6256 (cselib_invalidate_mem): Compare canonical_cselib_val of
6257 addr_list chain elt with v.
6260 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6261 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6263 (output_macinfo_op): Don't ggc_strdup fd->filename.
6264 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6265 then ggc_strdup it. Don't free inc->info or cur->info.
6266 (output_macinfo): Don't free ref->info or file->info.
6268 2012-01-03 Ira Rosen <irar@il.ibm.com>
6270 PR tree-optimization/51269
6271 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6272 first_niters a pointer.
6273 (slpeel_tree_peel_loop_to_edge): Likewise.
6274 (vect_do_peeling_for_loop_bound): Update call to
6275 slpeel_tree_peel_loop_to_edge.
6276 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6277 here. Remove it from the parameters list.
6278 (vect_do_peeling_for_alignment): Update calls and compute
6281 2012-01-03 Richard Guenther <rguenther@suse.de>
6283 PR tree-optimization/51070
6284 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6285 Properly handle calls.
6287 2012-01-03 Richard Guenther <rguenther@suse.de>
6289 PR tree-optimization/51692
6290 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6291 the LHS of allocation stmts.
6293 2012-01-03 Olivier Hainque <hainque@adacore.com>
6295 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6297 2012-01-03 Olivier Hainque <hainque@adacore.com>
6299 * collect2.c (main): In AIX specific computations for vector
6300 insertions, use CONST_CAST2 to cast from char ** to const char **.
6302 2012-01-03 Richard Guenther <rguenther@suse.de>
6305 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6306 the context of a limbo DIE when it does not already exist.
6308 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6310 PR tree-optimization/51719
6311 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6312 but direct call is, clear direct call's lhs and don't add fallthrough
6313 edge from dcall_bb to join_bb and PHIs.
6315 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6317 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6318 the instructions emitted by the pattern.
6319 ("*TDC_insn_<mode>"): Add comment.
6321 2012-01-03 Richard Guenther <rguenther@suse.de>
6324 * fold-const.c (fold_comparison): Properly canonicalize
6325 tree offset and HOST_WIDE_INT bit position.
6327 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6329 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6330 operands for extzv pattern.
6332 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6335 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6338 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6340 * doc/invoke.texi (-flto and related options): Copy-edit.
6342 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6344 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6346 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6348 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6351 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6353 * expr.h (move_by_pieces_ninsns): Declare.
6354 * expr.c (move_by_pieces_ninsns): Make external.
6355 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6356 (mips_store_by_pieces_p): Likewise.
6357 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6358 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6359 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6360 (mips_store_by_pieces_p): Likewise.
6362 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6364 * passes.c (register_one_dump_file): Free full_name.
6366 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6367 (calculate_elim_costs_all_insns): Free offsets_at and
6368 offsets_known_at at the end and clear the pointers.
6370 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6372 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6373 this option introduced in r180739.
6375 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6378 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6379 (tmake_file target=avr): Add avr/t-multilib.
6381 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6382 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6383 * config/avr/genmultilib.awk: New file.
6384 * config/avr/t-multilib: New auto-generated file.
6385 * config/avr/multilib.h: New auto-generated file.
6386 * config/avr/t-avr (AVR_MCUS): New variable.
6387 (genopt.sh): Use it.
6388 (s-mlib): Depend on t-multilib.
6389 (t-multilib, multilib.h): New dependencies.
6390 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6391 (MULTILIB_OPTIONS): Remove.
6392 (MULTILIB_MATCHES): Remove.
6393 (MULTILIB_DIRNAMES): Remove.
6394 (MULTILIB_EXCEPTIONS): Remove:
6395 * config/avr/genopt.sh: Don't use hard coded file name;
6396 pass AVR_MCUS from t-avr instead.
6398 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6400 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6402 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6404 Implement light-weight DImode support.
6405 * config/avr/avr-dimode.md: New file.
6406 * config/avr/avr.md: Include it.
6407 (adjust_len): Add plus64, compare64.
6408 (HIDI): Remove code iterator.
6409 (code_stdname): New code attribute.
6410 (rotx, rotsmode): Remove DI.
6411 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6413 * config/avr/avr-protos.h (avr_have_dimode): New.
6414 (avr_out_plus64, avr_out_compare64): New.
6415 * config/avr/avr.c (avr_out_compare): Handle DImode.
6416 (avr_have_dimode): New variable definition and initialization.
6417 (avr_out_compare64, avr_out_plus64): New functions.
6418 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6419 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6420 (avr_compare_pattern): Skip DImode comparisons.
6422 2012-01-02 Revital Eres <revital.eres@linaro.org>
6424 * ddg.c (def_has_ccmode_p): New function.
6425 (add_cross_iteration_register_deps,
6426 create_ddg_dep_from_intra_loop_link): Call it.
6428 2012-01-02 Richard Guenther <rguenther@suse.de>
6431 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6433 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6435 * gcc.c (process_command): Update copyright notice dates.
6436 * gcov.c (print_version): Likewise.
6437 * gcov-dump.c (print_version): Likewise.
6438 * mips-tfile.c (main): Likewise.
6439 * mips-tdump.c (main): Likewise.
6441 2012-01-01 Ira Rosen <irar@il.ibm.com>
6443 PR tree-optimization/51704
6444 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6445 a use is inside the basic block or loop before accessing its vect info.
6447 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6449 PR rtl-optimization/51069
6450 * cfgloopmanip.c (remove_path): Removing path making irreducible
6451 region unconditional makes BB part of the region.
6453 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6455 PR tree-optimization/51683
6456 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6457 calls with side-effects.
6458 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6460 Copyright (C) 2012 Free Software Foundation, Inc.
6462 Copying and distribution of this file, with or without modification,
6463 are permitted in any medium without royalty provided the copyright
6464 notice and this notice are preserved.