1 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
4 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
7 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
8 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
9 to SH_DIV_CALL_TABLE for TARGET_SH2.
10 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
12 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
13 mdiv= call-div1, call-fp, call-table options.
15 2013-02-22 Sebastian Huber <sebastian.huber@embedded-brains.de>
17 * config.gcc (arm*-*-rtemself*): New.
18 (arm*-*-rtems*): Removed.
19 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
20 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
22 2013-03-01 Richard Biener <rguenther@suse.de>
24 Backport from mainline
25 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
27 PR tree-optimization/55481
28 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
29 back to general rewriting if we cannot leave an original biv
32 2013-03-01 Richard Biener <rguenther@suse.de>
34 Backport from mainline
35 2012-04-10 Richard Guenther <rguenther@suse.de>
38 * gimple-low.c (gimple_check_call_args): Properly account for
39 compatible aggregate types.
41 2013-02-26 Nick Clifton <nickc@redhat.com>
44 Import this patch from the mainline:
46 2012-08-17 Nick Clifton <nickc@redhat.com>
48 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
49 (branch_true): Likewise.
50 (branch_false): Likewise.
52 2013-02-26 Jakub Jelinek <jakub@redhat.com>
54 PR tree-optimization/56443
55 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
56 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
57 to type_for_mode langhook.
59 2013-02-21 Jakub Jelinek <jakub@redhat.com>
62 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
65 2013-02-19 Jakub Jelinek <jakub@redhat.com>
67 Backported from mainline
68 2013-02-19 Jakub Jelinek <jakub@redhat.com>
70 PR tree-optimization/56350
71 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
72 if haven't found reduction or nested cycle operand, rather than
73 asserting we must find it.
75 PR tree-optimization/56381
76 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
79 2013-02-08 Jakub Jelinek <jakub@redhat.com>
81 PR tree-optimization/56250
82 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
83 if type is unsigned and code isn't MULT_EXPR.
85 2013-02-06 Jakub Jelinek <jakub@redhat.com>
88 * omp-low.c (use_pointer_for_field): Return false if
89 lower_send_shared_vars doesn't generate any copy-out code.
91 2012-11-27 Jakub Jelinek <jakub@redhat.com>
93 PR tree-optimization/55110
94 * tree-vect-loop.c (vectorizable_reduction): Don't assert
95 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
97 2013-02-18 Richard Biener <rguenther@suse.de>
100 2013-02-04 Richard Biener <rguenther@suse.de>
102 Backport from mainline
103 2012-07-04 Richard Guenther <rguenther@suse.de>
105 PR tree-optimization/53844
106 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
107 the loop virtual PHI.
109 2013-02-13 David S. Miller <davem@davemloft.net>
111 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
113 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
115 Backport from mainline
116 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
118 PR rtl-optimization/56275
119 * simplify-rtx.c (avoid_constant_pool_reference): Check that
120 offset is non-negative and less than cmode size before
121 calling simplify_subreg.
123 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
125 Backport from mainline
126 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
128 * config/i386/sse.md (FMAMODEM): New mode iterator.
129 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
130 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
132 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
135 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
136 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
138 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
140 Backport from mainline
141 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
144 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
145 If there is no implicit builtin declaration, just return NULL.
147 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
148 Michael Meissner <meissner@linux.vnet.ibm.com>
150 Backport from mainline
151 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
152 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
154 2013-02-07 David S. Miller <davem@davemloft.net>
156 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
158 * var-tracking.c (vt_add_function_parameter): Test the presence of
159 HAVE_window_save properly and do not remap argument registers when
160 we have a leaf function.
162 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
164 Backport from mainline
165 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
168 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
170 * config/i386/i386.c (ix86_print_operand): Ditto.
172 2013-02-07 Alan Modra <amodra@gmail.com>
175 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
176 static chain, set REST_INLINE_FPRS too.
178 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
180 Backport from mainline
181 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
183 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
184 * configure: Regenerate.
186 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
188 Backport from mainline
189 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
190 Andrew Dixie <andrewd@gentrack.com>
192 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
195 2013-02-05 Richard Biener <rguenther@suse.de>
197 Backport from mainline
198 2012-12-10 Richard Biener <rguenther@suse.de>
200 PR tree-optimization/55107
201 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
202 (bitmap_set_replace_value): Add gcc_unreachable.
203 (do_regular_insertion): Re-write all_same handling. Insert
204 an assignment instead of a PHI in this case.
205 (execute_pre): Do not record constified events.
207 2013-02-05 Richard Biener <rguenther@suse.de>
209 PR tree-optimization/54767
210 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
211 backedges drop all symbolical range information.
212 (execute_vrp): Compute backedges.
214 2013-02-04 Richard Biener <rguenther@suse.de>
216 Backport from mainline
217 2012-01-11 Richard Guenther <rguenther@suse.de>
219 PR tree-optimization/44061
220 * tree-vrp.c (extract_range_basic): Compute zero as
221 value-range for __builtin_constant_p of function parameters.
223 2013-01-08 Jakub Jelinek <jakub@redhat.com>
226 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
228 2013-02-04 Richard Biener <rguenther@suse.de>
230 Backport from mainline
231 2012-07-04 Richard Guenther <rguenther@suse.de>
233 PR tree-optimization/53844
234 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
235 the loop virtual PHI.
237 2012-12-13 Richard Biener <rguenther@suse.de>
240 * tree-streamer.c (record_common_node): Check that we are not
241 recursively pre-loading nodes we want to skip. Handle
242 char_type_node appearing as part of va_list_type_node.
244 2013-02-04 Richard Biener <rguenther@suse.de>
247 * gimple.h (gimple_call_builtin_class_p): New function.
248 * gimple.c (validate_call): New function.
249 (gimple_call_builtin_class_p): Likewise.
250 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
251 Use gimple_call_builtin_class_p.
252 (find_func_clobbers): Likewise.
253 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
254 (strlen_optimize_stmt): Likewise.
256 2013-02-01 Jakub Jelinek <jakub@redhat.com>
258 Backported from mainline
259 2013-01-28 Jakub Jelinek <jakub@redhat.com>
261 PR tree-optimization/56125
262 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
263 pow(x,c) into sqrt(x) * powi(x, n/2) or
264 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
266 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
267 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
270 2013-01-25 Jakub Jelinek <jakub@redhat.com>
272 PR tree-optimization/56098
273 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
274 for stmts with volatile ops.
275 (cond_store_replacement): Don't optimize if assign has volatile ops.
276 (cond_if_else_store_replacement_1): Don't optimize if either
277 then_assign or else_assign have volatile ops.
279 2013-01-23 Jakub Jelinek <jakub@redhat.com>
282 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
283 instead of cmpdi_operand for first comparison operand.
284 Don't assert that comparison operands aren't both constants.
286 2013-01-21 Jakub Jelinek <jakub@redhat.com>
288 PR tree-optimization/56051
289 * fold-const.c (fold_binary_loc): Don't fold
290 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
291 a narrowing conversion, or widening conversion from signed
294 2013-01-18 Jakub Jelinek <jakub@redhat.com>
297 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
298 the case where writing real complex part of target modifies
301 2013-01-15 Jakub Jelinek <jakub@redhat.com>
304 * function.c (thread_prologue_and_epilogue_insns): Always
305 add crtl->drap_reg to set_up_by_prologue.set, even if
306 stack_realign_drap is false.
308 2013-01-10 Jakub Jelinek <jakub@redhat.com>
310 PR tree-optimization/55921
311 * tree-complex.c (expand_complex_asm): New function.
312 (expand_complex_operations_1): Call it for GIMPLE_ASM.
314 2013-01-03 Jakub Jelinek <jakub@redhat.com>
316 PR rtl-optimization/55838
317 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
318 iv0.step, iv1.step and step.
320 2012-11-23 Jakub Jelinek <jakub@redhat.com>
323 * Makefile.in (gimple-low.o): Depend on langhooks.h.
324 * gimple-low.c: Include langhooks.c.
325 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
326 by default call lang_hooks.block_may_fallthru.
327 * langhooks.h (struct lang_hooks): Add block_may_fallthru
329 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
330 (LANG_HOOKS_INITIALIZER): Use it.
332 2012-11-20 Jakub Jelinek <jakub@redhat.com>
335 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
336 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
337 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
338 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
339 fail if the last real insn doesn't have REG_ARGS_SIZE note.
341 2012-11-17 Jakub Jelinek <jakub@redhat.com>
343 PR tree-optimization/55236
344 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
345 and signed ARG0_TYPE, force low and high to be non-NULL.
347 2012-11-13 Jakub Jelinek <jakub@redhat.com>
349 PR rtl-optimization/54127
350 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
351 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
352 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
353 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
354 REG_LABEL_TARGET and REG_LABEL_OPERAND.
356 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
358 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
359 range isn't testing for zero.
361 2013-01-29 Richard Biener <rguenther@suse.de>
363 PR tree-optimization/56113
364 * tree-ssa-structalias.c (equiv_class_lookup): Also return
366 (label_visit): Free duplicate bitmaps and record the leader instead.
367 (perform_var_substitution): Adjust.
369 2013-01-28 Serowk <serowk@yandex.ru>
372 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
373 Fix mode checks to allow for the passing of constants in the
375 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
376 Add entries in the switch statement for builtin iwmmxt vector
377 shift and rotate builtins.
379 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
381 Backport from mainline
382 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
385 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
386 operand 0 in movabs insn template for -masm=intel asm alternative.
387 (*movabs<mode>_2): Ditto for operand 1.
389 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
391 Backport from mainline
392 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
396 alternative to (o,r).
397 (*movdi_internal_rex64): Remove (!o,n) alternative.
398 (DImode immediate->memory splitter): Remove.
399 (DImode immediate->memory peephole2): Remove.
400 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
401 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
402 alternative to (!o,*r).
403 (*movtf_internal_sse): New pattern.
404 (*movxf_internal_rex64): New pattern.
405 (*movxf_internal): Disable for TARGET_64BIT.
406 (*movdf_internal_rex64): Remove (!o,F) alternative.
408 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
411 involving stack registers slightly.
413 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/constraints.md (Yf): New constraint.
416 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
417 of f constraint to conditionaly disable x87 register preferences.
418 (*movdf_internal): Ditto.
419 (*movsf_internal): Ditto.
421 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
423 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
424 (*movtf_internal_rex64): Add (!o,C) alternative
425 (*movxf_internal_rex64): Ditto.
426 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
428 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
430 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
432 2013-01-24 Martin Jambor <mjambor@suse.cz>
434 Backport from mainline
435 2013-01-04 Martin Jambor <mjambor@suse.cz>
437 PR tree-optimization/55755
438 * tree-sra.c (sra_modify_assign): Do not check that an access has no
439 children when trying to avoid producing a VIEW_CONVERT_EXPR.
441 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
443 Backport from mainline
444 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
448 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
450 PR rtl-optimization/56023
451 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
452 dependent on debug instruction.
454 2013-01-21 Martin Jambor <mjambor@suse.cz>
456 Backport from mainline
457 2013-01-17 Martin Jambor <mjambor@suse.cz>
459 PR tree-optimizations/55264
460 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
461 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
462 for virtual functions.
463 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
465 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
466 virtual methods before inlining is over.
468 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
470 Backport from mainline
471 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
475 store through atomic_store<mode>_1.
476 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
478 2013-01-16 Richard Biener <rguenther@suse.de>
481 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
482 account for bitpos when computing alignment.
484 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
486 Backport from 2013-01-14 trunk r195169.
489 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
490 etc. to 1 and not to __flash.
491 Use LL suffix for __INT24_MAX__ with -mint8.
492 Use ULL suffix for __UINT24_MAX__ with -mint8.
494 2013-01-14 Matthias Klose <doko@ubuntu.com>
496 * doc/invoke.texi: Document -print-multiarch.
497 * doc/install.texi: Document --enable-multiarch.
498 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
499 * configure.ac: Add --enable-multiarch option.
500 Substitute with_cpu, with_float.
501 * configure: Regenerate.
502 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
503 enable_multiarch, with_cpu, with_float: New macros.
504 if_multiarch: New macro, define in terms of enable_multiarch.
505 * genmultilib: Add new argument for the multiarch name.
506 * gcc.c (multiarch_dir): Define.
507 (for_each_path): Search for multiarch suffixes.
508 (driver_handle_option): Handle multiarch option.
509 (do_spec_1): Pass -imultiarch if defined.
510 (main): Print multiarch.
511 (set_multilib_dir): Separate multilib and multiarch names
512 from multilib_select.
513 (print_multilib_info): Ignore multiarch names in multilib_select.
514 * incpath.c (add_standard_paths): Search the multiarch include dirs.
515 * cppdefault.h (default_include): Document multiarch in multilib
517 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
518 include directory for multiarch directories.
519 * common.opt: New options --print-multiarch and -imultilib.
521 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
522 Include i386/t-linux.
523 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
524 Include i386/t-kfreebsd.
525 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
526 * config/i386/t-linux64: Add multiarch names in
527 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
528 * config/i386/t-gnu: New file.
529 * config/i386/t-kfreebsd: Likewise.
530 * config/i386/t-linux: Likewise.
532 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
533 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
534 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
535 for 32bit non-biarch configurations.
537 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
538 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
541 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
543 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
545 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
546 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
547 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
549 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
550 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
551 Include rs6000/t-linux for 32bit non-biarch configurations.
553 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
555 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
557 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
558 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
560 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
561 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
563 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
565 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
566 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
567 (vect_estimate_min_profitable_iter): Adjust to above fix.
568 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
570 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
572 Backport from mainline
573 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
575 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
576 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
577 documentation. Add missing '__' in front of
578 __builtin_ia32_packssdw256.
580 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
582 Backport from mainline
583 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
586 attribute of movddup insn to DF.
587 (*vec_interleave_lowv2df): Ditto.
588 (vec_dupv2df): Ditto.
590 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
592 Backport from 2013-01-07 trunk r194991, r194992.
595 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
598 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
599 (avr_addrspace_t): Add .section_name field.
600 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
602 (avr_addrspace): Same. Initialize .section_name. Remove last
603 NULL entry. Put __memx into .progmemx.data.
604 (progmem_section_prefix): Remove.
605 (avr_asm_init_sections): No need to initialize progmem_section.
606 (avr_asm_named_section): Use avr_addrspace[].section_name to get
608 (avr_asm_select_section): Ditto. And use get_unnamed_section to
609 retrieve the progmem section.
610 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
611 boundary to run over avr_addrspace[].
612 (avr_register_target_pragmas): Ditto.
614 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
616 Backport from 2013-01-07 trunk r194978.
619 * doc/install.texi (Cross-Compiler-Specific Options): Document
622 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
624 Backport from 2013-01-07 trunk r194968.
627 * config/avr/t-avr: Don't automatically rebuild
628 $(srcdir)/config/avr/t-multilib
629 $(srcdir)/config/avr/avr-tables.opt
630 (avr-mcus): New phony target to build them on request.
631 (s-avr-mlib): Remove.
632 * avr/avr-mcus.def: Adjust comments.
634 2013-01-07 Terry Guo <terry.guo@arm.com>
636 Backport from mainline
637 2012-12-19 Terry Guo <terry.guo@arm.com>
639 * config/arm/arm.c (thumb_find_work_register): Check argument
640 register number based on current PCS.
642 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
644 Backport from mainline
645 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
649 selected code model, define __code_mode_small__, __code_model_medium__,
650 __code_model_large__, __code_model_32__ or __code_model_kernel__.
651 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
652 xchg temporary register with %k. Declare temporary register as
654 [__x86_64__]: For medium and large code models, preserve %rbx register.
656 2013-01-03 Richard Henderson <rth@redhat.com>
658 * config/i386/i386.c (ix86_expand_move): Always assign to op1
659 after eliminating TLS symbols.
661 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
664 * config/pa/pa.md (movsi): Revert previous change.
665 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
668 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
671 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
674 2013-01-02 Jason Merrill <jason@redhat.com>
677 * tree.c (build_array_type_1): Revert earlier change.
679 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
682 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
685 2012-12-21 Martin Jambor <mjambor@suse.cz>
687 PR tree-optimization/55355
688 * tree-sra.c (type_internals_preclude_sra_p): Also check that
689 bit_position is small enough to fit a single HOST_WIDE_INT.
691 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
693 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
695 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
697 Backport from mainline
698 2012-10-15 Matthias Klose <doko@ubuntu.com>
700 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
701 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
703 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
704 Tomash Brechko <tomash.brechko@gmail.com>
707 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
708 handling of before and after cases.
709 * config/sparc/sync.md (atomic_store): Fix pasto.
711 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
713 * optabs.c (expand_atomic_store): Elide redundant model test.
715 2012-12-13 Richard Henderson <rth@redhat.com>
718 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
720 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
723 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
724 (tldo_stb_sp64): Likewise.
725 (tldo_sth_sp32): Likewise.
726 (tldo_sth_sp64): Likewise.
727 (tldo_stw_sp32): Likewise.
728 (tldo_stw_sp64): Likewise.
729 (tldo_stx_sp64): Likewise.
731 2012-12-10 Kai Tietz <ktietz@redhat.com>
734 * print-tree.c (print_node): Cast from pointer via uintptr_t.
736 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
738 Backport from mainline
739 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
740 H.J. Lu <hongjiu.lu@intel.com>
743 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
744 before using it as insn or call equivalent.
746 2012-12-06 Jason Merrill <jason@redhat.com>
749 * tree.c (build_array_type_1): Re-layout if we found it in the
752 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
754 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
755 opaque cond in all call insns.
757 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
759 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
760 area if the function allocates dynamic stack space.
761 (ia64_initial_elimination_offset): Adjust offsets to above change.
763 2012-12-03 Richard Biener <rguenther@suse.de>
765 Backport from mainline
766 2012-09-24 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/53663
769 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
770 native encode/interpret translation on VN_WALKREWRITE.
772 2012-12-03 Kai Tietz <ktietz@redhat.com>
775 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
778 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
781 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
783 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
785 Backport from mainline:
786 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
789 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
790 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
791 (in_nullified_branch_delay): Likewise.
792 (in_call_delay): Likewise.
793 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
794 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
795 the $$sh_func_adrs call as variable. Update type of sibcalls and
797 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
798 length instead of adjustment. Handle negative and undefined call
799 adjustments for insn_default_length. Remove adjustment for millicode
800 insn with unfilled delay slot.
801 (pa_output_millicode_call): Update for revised millicode length.
802 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
804 2012-11-29 Kai Tietz <ktietz@redhat.com>
807 * prefix.c (lookup_key): Replace xmalloc/xrealloc
808 use by XNEWVEC/XRESIZEVEC.
810 * i386.c (get_scratch_register_on_entry): Handle
812 (split_stack_prologue_scratch_regno): Likewise.
813 (ix86_static_chain): Likewise.
814 (x86_output_mi_thunk): Likewise.
816 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
818 Backported from mainline
819 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
820 Markus Trippelsdorf <markus@trippelsdorf.de>
823 * lto-opts.c (lto_write_options): Also handle
824 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
825 OPT_SPECIAL_program_name.
828 * lto-wrapper.c (merge_and_complain): Handle
829 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
830 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
832 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
834 PR rtl-optimization/55489
835 * gcse.c (compute_transp): Precompute a canonical version
836 of XEXP (x, 0), and pass it to canon_true_dependence.
838 2012-11-27 Richard Biener <rguenther@suse.de>
841 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
842 stmt with a NOP instead of removing it.
844 2012-11-26 Richard Biener <rguenther@suse.de>
846 Backport from mainline
847 2012-10-19 Richard Biener <rguenther@suse.de>
849 PR tree-optimization/54976
850 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
851 Robustify against odd inner_mode inputs.
853 2012-10-12 Richard Biener <rguenther@suse.de>
855 PR tree-optimization/54894
856 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
857 Handle over-aligned scalar types properly.
859 2012-10-02 Richard Guenther <rguenther@suse.de>
862 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
865 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
867 Backport from mainline
868 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
870 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
871 explaining the register ordering preferences.
873 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
874 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
875 constraints so that the traditional floating point loads, stores,
876 and moves are done first, then the VSX loads, stores, and moves,
877 and finally the GPR loads, stores, and moves so that reload
878 chooses FPRs over GPRs, and uses the traditional load/store
879 instructions which provide an offset.
880 (movdf_hardfloat64): Likewise.
882 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
884 Backported from mainline
885 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
886 H.J. Lu <hongjiu.lu@intel.com>
889 * config/i386/i386.c (legitimize_pic_address): Properly handle
891 (ix86_print_operand_address): Set code to 'k' when forcing
892 addr32 prefix. For x32, zero-extend negative displacement if
895 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
897 * common.opt (fvar-tracking-uninit): Document.
898 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
899 * config/darwin.c (darwin_override_options): Likewise.
901 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
903 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
904 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
906 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
908 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
910 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
912 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
915 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
917 Backport from mainline
918 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
920 * config/i386/i386.c (ix86_init_machine_status): Do not
921 explicitly clear tls_descriptor_call_expanded_p again.
923 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
926 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
927 as read and written by the instruction.
929 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
932 (ix86_instantiate_decls): New function.
933 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
934 stack slot instead of SLOT_VIRTUAL.
935 <case IX86_BUILTIN_STMXCSR>: Ditto.
936 (assign_386_stack_local): Do not assert when virtual slot is valid.
937 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
938 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
939 (truncxf<mode>2): Ditto.
940 (floatunssi<mode>2): Ditto.
941 (isinf<mode>2): Ditto.
942 * config/i386/sync.md (atomic_load<mode>): Ditto.
943 (atomic_store<mode>): Ditto.
945 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
948 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
949 the argument is itself a conditional expression.
951 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
953 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
956 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
958 PR tree-optimization/54986
959 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
960 conversions on entry but add them back on exit if needed.
962 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
965 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
967 (print_reg): Use true_regnum rather than REGNO.
968 (ix86_print_operand_address): Remove SUBREG handling.
970 2012-11-05 Jakub Jelinek <jakub@redhat.com>
972 Backported from mainline
973 2012-10-24 Jakub Jelinek <jakub@redhat.com>
976 * gimple.h (is_gimple_sizepos): New inline function.
977 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
978 final assignment to expr variable.
979 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
980 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
981 into a local temporary.
983 2012-10-10 Jakub Jelinek <jakub@redhat.com>
985 PR tree-optimization/54877
986 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
987 use make_ssa_name instead of copy_ssa_name.
989 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
991 Backport from mainline
992 2012-10-31 Jakub Jelinek <jakub@redhat.com>
994 PR tree-optimization/53708
995 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
996 user-supplied alignment when used with an explicit section name.
998 2012-11-02 Jeff Law <law@redhat.com>
1000 PR tree-optimization/54985
1001 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1002 from thread_across_edge.
1003 (thread_across_edge): Use it in all cases where we might thread
1006 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1008 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1009 special register pushes before frame probing and allocation.
1011 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1012 Joel Sherrill <joel.sherrill@oarcorp.com>
1014 * config/sparc/t-rtems: New (Custom multilibs).
1015 * config/sparc/t-rtems-64: New (Custom multilibs).
1016 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1017 (sparc-*-rtems*): Add sparc/t-rtems.
1019 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1021 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1023 (hash_rtx): Likewise.
1025 2012-10-29 Terry Guo <terry.guo@arm.com>
1027 Backport from mainline
1028 2012-10-11 Terry Guo <terry.guo@arm.com>
1030 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1032 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1035 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1037 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1038 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1040 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1042 * config/avr/t-rtems: Revert previous commit.
1044 2012-10-26 Terry Guo <terry.guo@arm.com>
1046 Backport from mainline
1047 2012-10-23 Terry Guo <terry.guo@arm.com>
1050 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1053 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1055 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1057 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1059 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1061 * config.gcc (microblaze*-*-rtems*): New target.
1062 * config/microblaze/rtems.h: New.
1063 * config/microblaze/t-rtems: New.
1065 2012-10-25 Richard Biener <rguenther@suse.de>
1067 PR tree-optimization/54902
1068 * tree-ssa-pre.c (fini_pre): Return TODO.
1069 (execute_pre): Adjust.
1070 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1071 blocks before computing dominators.
1073 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1075 Backport from mainline
1076 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.c (memory_address_length): Assert that non-null
1079 base or index RTXes are registers. Do not check for REG RTXes.
1080 Determine addr32 prefix using SImode_address_operand or
1081 from original base and index RTXes. Simplify code.
1083 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386-protos.h (memory_address_length): Add new bool
1086 argument. Update all uses.
1087 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1088 add length of addr32 prefix based on mode of base or index register.
1089 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1090 addresses here. Update call to memory_address_length.
1091 (ix86_print_address_operand): Use SImode_address_operand predicate.
1092 * config/i386/predicates.md (SImode_address_operand): New.
1093 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1094 to calculate "mode" attribute. Use SImode_address_operand predicate
1095 instead of open-coding accepted RTX codes.
1097 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1099 Backport from 2012-10-22 trunk r192685.
1100 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1101 Note __AVR_<device>__ is not defined for cores.
1102 Don't point to --help=target.
1103 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1105 2012-10-19 Marek Polacek <polacek@redhat.com>
1107 Backported from mainline
1108 2012-10-19 Marek Polacek <polacek@redhat.com>
1111 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1112 pointer/non-pointer comparison.
1114 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1116 Backported from mainline
1117 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1120 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1121 sure the mode is correct when falling through from above cases.
1123 2012-10-19 Alan Modra <amodra@gmail.com>
1125 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1126 (HAVE_LD_LARGE_TOC): Likewise.
1127 * configure: Regenerate.
1129 2012-10-19 Alan Modra <amodra@gmail.com>
1131 * config/rs6000/predicates.md (splat_input_operand): Don't call
1132 input_operand for MEMs. Instead check for volatile and call
1133 memory_address_addr_space_p with modified mode.
1135 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1137 Backported from mainline
1138 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1140 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1142 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1144 PR rtl-optimization/54870
1145 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1146 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1147 SSA_NAME pointer that points to a partition if there is at least
1148 one variable with it set in the partition.
1149 * dse.c (local_variable_can_escape): New predicate.
1150 (can_escape): Call it.
1151 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1152 mark the SSA_NAME pointer that points to a partition.
1154 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1156 Backport from mainline
1157 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1159 PR rtl-optimization/53701
1160 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1161 rocess not only expr's vinsns but all old vinsns from expr's
1164 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1166 Backport from mainline
1167 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1170 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1172 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1173 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1174 only if producer writes to the register given by regno.
1176 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1178 Backport from mainline
1179 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1182 (UNSPEC_LOADU): New.
1183 (UNSPEC_STOREU): Ditto.
1184 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1185 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1186 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1187 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1188 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1189 (<sse2>_storedqu<avxsizesuffix>): ... this.
1190 (*sse4_2_pcmpestr_unaligned): Update.
1191 (*sse4_2_pcmpistr_unaligned): Ditto.
1193 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1194 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1195 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1196 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1197 gen_sse2_load{dqu,upd} to load from unaligned memory and
1198 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1200 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1201 Use CODE_FOR_sse_loadups.
1202 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1203 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1204 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1205 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1206 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1207 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1208 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1209 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1210 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1211 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1212 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1214 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1216 Backport from trunk (r190222):
1218 PR tree-optimization/54146
1219 * ifcvt.c: Include pointer-set.h.
1220 (cond_move_process_if_block): Change type of then_regs and
1221 else_regs from alloca'd array to pointer_sets.
1222 (check_cond_move_block): Update for this change.
1223 (cond_move_convert_if_block): Likewise.
1224 * Makefile.in: Fix dependencies for ifcvt.o.
1226 2012-10-15 Richard Guenther <rguenther@suse.de>
1228 PR tree-optimization/54920
1229 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1230 allocate temporary storage for all NARY elements.
1232 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1235 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1237 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1239 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1240 default_use_cxa_atexit to yes.
1242 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1244 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1246 2012-10-05 Jan Hubicka <jh@suse.cz>
1247 Jakub Jelinek <jakub@redhat.com>
1249 PR tree-optimization/33763
1250 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1251 attribute for redefined extern inline functions.
1253 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1255 Backported from mainline
1256 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1258 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1259 in SSE and YMM state support check for -march=native.
1261 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1264 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1267 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1269 Backported from mainline
1270 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1273 * doc/invoke.texi: Document -mprefer-avx128.
1275 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1277 Backported from mainline
1278 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1281 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1282 (XSTATE_FP): Likewise.
1283 (XSTATE_SSE): Likewise.
1284 (XSTATE_YMM): Likewise.
1285 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1286 SSE and YMM states aren't supported.
1288 2012-10-01 Tom de Vries <tom@codesourcery.com>
1290 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1293 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1296 * config/s390/s390.c (s390_option_override): Add missing break.
1298 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1300 Backport from mainline
1301 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1303 * config.gcc: Replace 'host' with 'target' when configuring for
1304 powerpc64*-*-freebsd.
1306 2012-09-28 Meador Inge <meadori@codesourcery.com>
1308 Backport from mainline
1309 2012-09-27 Meador Inge <meadori@codesourcery.com>
1311 * gcc-ar.c (main): Handle the returning of the sub-process error
1314 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1316 Backport from 2012-09-28 trunk r191821.
1317 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1319 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1322 * simplify-rtx.c (simplify_binary_operation_1): Perform
1323 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1325 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1327 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1328 TYPE_NONALIASED_COMPONENT flag.
1329 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1330 TYPE_NONALIASED_COMPONENT flag.
1332 2012-09-21 Richard Guenther <rguenther@suse.de>
1335 Backport from mainline
1336 2012-04-19 Richard Guenther <rguenther@suse.de>
1338 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1341 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1344 * c-typeck.c (c_cast_expr): When casting to a type requiring
1345 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1348 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1351 * c-typeck.c (build_unary_op): Pass original argument of
1352 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1353 any C_MAYBE_CONST_EXPR, if it has integer operands.
1354 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1355 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1356 to c_objc_common_truthvalue_conversion, then remove any
1357 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1358 c_objc_common_truthvalue_conversion not
1359 c_common_truthvalue_conversion.
1360 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1361 call note_integer_operands for arguments with integer operands
1362 that are not integer constants.
1364 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1366 Backported from mainline
1367 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1369 PR tree-optimization/54563
1370 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1371 gimple_purge_dead_eh_edges if last call has been changed.
1373 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1376 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1377 instead of (match_dup 0) as second argument to vec_merge.
1378 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1379 Remove third alternative.
1380 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1381 operand 2 instead of operand 1, but put it as first argument
1383 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1384 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1387 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1389 * BASE-VER: Set to 4.7.3.
1390 * DEV-PHASE: Set to prerelease.
1392 2012-09-20 Release Manager
1394 * GCC 4.7.2 released.
1396 2012-09-15 Andi Kleen <ak@linux.intel.com>
1398 Backport from mainline
1399 2012-09-07 Andi Kleen <ak@linux.intel.com>
1401 * gcc/lto-streamer.h (res_pair): Add.
1402 (lto_file_decl_data): Replace resolutions with respairs.
1404 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1405 Initialize respairs.
1406 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1408 2012-09-14 Walter Lee <walt@tilera.com>
1410 Backport from mainline.
1411 2012-09-14 Walter Lee <walt@tilera.com>
1413 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1414 option for TILEPro and TILE-Gx.
1416 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/i386.h (x86_prefetchw): New global variable.
1419 (TARGET_PREFETCHW): New macro.
1420 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1421 (processor_alias_table): Add PTA_PREFETCHW to
1422 bdver1, bdver2 and btver1.
1423 (ix86_option_override_internal): Set x86_prefetchw for
1424 PTA_PREFETCHW targets.
1425 * config/i386/i386.md (prefetch): Expand to prefetchw
1426 for TARGET_PREFETCHW.
1427 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1429 Backport from mainline
1430 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1432 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1433 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1435 (*prefetch_sse): ... this.
1436 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1438 (*prefetch_3dnow): ... this.
1440 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1443 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1444 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1446 2012-09-12 Teresa Johnson <tejohnson@google.com>
1448 Backport from mainline.
1449 2012-09-12 Teresa Johnson <tejohnson@google.com>
1451 PR gcov-profile/54487
1452 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1453 test using F_SETLKW with fcntl.
1454 * configure, config.in: Regenerate.
1456 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1458 Backport from mainline
1459 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1461 * config/i386/i386.md : Comments on fma4 instruction selection
1462 reflect requirement on register pressure based cost model.
1464 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1465 flag is set-reset as informed by the cpuid flag.
1467 * config/i386/i386.c (processor_alias_table): fma4
1468 flag is enabled for bdver2.
1470 2012-09-12 Christian Bruel <christian.bruel@st.com>
1472 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1474 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1476 * config.gcc: Obsolete picochip-*.
1478 2012-09-11 Richard Guenther <rguenther@suse.de>
1481 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1482 on flag_toplevel_reorder.
1484 2012-09-10 Richard Henderson <rth@redhat.com>
1486 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1489 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1491 Backport from 2012-09-10 mainline r191132.
1494 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1496 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1499 * tree-sra.c (disqualify_base_of_expr): Check for possible
1500 NULL_TREE returned by get_base_address()
1502 2012-09-07 Richard Guenther <rguenther@suse.de>
1504 Backport from mainline
1505 2012-06-26 Jan Hubicka <jh@suse.cz>
1508 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1511 2012-09-07 Richard Guenther <rguenther@suse.de>
1513 Backport from mainline
1514 2012-07-13 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/53922
1517 * tree-vrp.c (value_inside_range): Change prototype to take
1518 min/max instead of value-range.
1519 (range_includes_zero_p): Likewise. Return the result from
1521 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1522 return value from range_includes_zero_p.
1523 (extract_range_from_unary_expr_1): Likewise.
1524 (compare_range_with_value): Likewise.
1525 (vrp_meet_1): Likewise.
1527 2012-09-07 Richard Guenther <rguenther@suse.de>
1530 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1531 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1532 arguments separately.
1534 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1536 Backported from mainline
1537 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1539 PR rtl-optimization/54455
1540 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1541 bb ends up with asm goto referencing bb's label.
1543 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1545 Backport from mainline.
1546 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1547 Richard Earnshaw <richard.earnshaw@arm.com>
1550 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1551 element size. Use elem_type from the formal parameter. New parameter
1553 (neon_expand_args): Adjust call to neon_dereference_pointer.
1555 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1558 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1560 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1562 Backport from mainline
1563 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.md (isa): Add fma and fma4.
1566 (enabled): Handle fma and fma4.
1567 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1568 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1569 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1570 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1571 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1572 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1574 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1576 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1577 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1578 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1580 2012-09-06 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/54498
1583 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1584 abort when reaching an already visited region.
1585 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1586 (get_continuation_for_phi_1): Likewise.
1587 (walk_non_aliased_vuses): When we translated the reference,
1588 abort when we re-visit a region.
1589 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1591 2012-09-06 Andrew Pinski <apinski@cavium.com>
1594 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1596 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1599 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1600 build_int_cst with size_type_node instead of size_int.
1602 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1604 Backport from 2012-09-05 mainline r190697.
1607 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1608 configured --with-avrlibc.
1609 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1611 * config/avr/avrlibc.h: New file.
1612 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1613 configured --with-avrlibc.
1614 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1616 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1618 Backport from 2012-09-04 mainline r190919
1621 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1622 of size less than 4 bytes by using macro ARM_NUM_INTS.
1623 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1625 2012-09-04 Richard Henderson <rth@redhat.com>
1627 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1629 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1631 Backport from 2012-09-04 mainline r190920
1634 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1636 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1638 Backport from 2012-09-04 mainline r190914
1641 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1643 (avr_allocate_stack_slots_for_args): ...this new static function.
1645 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1647 Backported from mainline
1648 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1651 * doc/invoke.texi: Add -da and remove -dm.
1653 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1655 Backported from mainline
1656 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1659 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1660 operands[1] is CONST_INT_P, convert it to QImode before printing.
1662 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1665 * c-convert.c (convert): Don't call fold_convert_loc if
1666 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1667 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1668 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1670 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1673 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1674 if init is a CONSTRUCTOR.
1676 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1678 PR rtl-optimization/54369
1679 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1680 calling dbr_schedule.
1681 * config/sparc/sparc.c (sparc_reorg): Likewise.
1683 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1685 Backport from mainline
1686 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1688 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1689 case for Atom processor.
1691 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1693 Backport from mainline
1694 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1698 true for TARGET_64BIT or !flag_pic.
1699 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1700 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1701 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1702 Add insn constraint. Conditionally emit xchg asm insns.
1703 (atomic_compare_and_swap<mode>): Update calls. Check only
1704 cmpxchg8b_pic_memory_operand in memory address fixup.
1706 (CASHMODE): Rename from DCASHMODE.
1707 (doublemodesuffix): Update modes.
1708 (regprefix): New mode attribute.
1710 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1711 <UNSPECV_CMPXCHG>: New constant.
1712 (atomic_compare_and_swap<mode>_1): Rename from
1713 atomic_compare_and_swap_single<mode>. Update calls and
1714 unspec_volatile constants.
1715 (atomic_compare_and_swap<mode>_doubleword): Rename from
1716 atomic_compare_and_swap_double<mode>. Update calls and
1717 unspec_volatile constants.
1719 2012-08-28 Walter Lee <walt@tilera.com>
1721 Backport from mainline
1722 2012-08-28 Walter Lee <walt@tilera.com>
1724 * confg/tilegx/tilegx.md: Fix code style.
1725 (*zero_extendsidi_truncdisi): Fix typo.
1726 * config/tilegx/tilegx.c: Fix code style.
1727 (tilegx_function_profiler): Fix typo.
1729 2012-08-27 Walter Lee <walt@tilera.com>
1731 Backport from mainline
1732 2012-08-27 Walter Lee <walt@tilera.com>
1734 * doc/md.texi (TILE-Gx): Fix typo.
1736 2012-08-27 Walter Lee <walt@tilera.com>
1738 Backport from mainline
1739 2012-08-27 Walter Lee <walt@tilera.com>
1741 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1742 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1744 2012-08-27 Walter Lee <walt@tilera.com>
1746 Backport from mainline
1747 2012-08-27 Walter Lee <walt@tilera.com>
1749 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1750 (insn_bfins): Delete.
1752 2012-08-27 Walter Lee <walt@tilera.com>
1754 Backport from mainline
1755 2012-08-27 Walter Lee <walt@tilera.com>
1757 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1758 atomic_exchange_bare<mode>,
1759 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1760 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1761 * config/tilegx/tilegx.md (type): Add X1_remove.
1762 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1763 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1764 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1767 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1769 PR rtl-optimization/54088
1770 * jump.c (delete_related_insns): Robustify latest change.
1772 2012-08-21 Richard Guenther <rguenther@suse.de>
1774 Backport from mainline
1775 2012-08-16 Richard Guenther <rguenther@suse.de>
1778 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1780 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1781 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1782 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1783 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1784 (tree_ssa_lim_finalize): Free all mem_refs.
1785 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1786 scc when bailing out.
1787 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1788 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1789 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1790 FOR_EACH_LOOP_BREAK.
1792 2012-08-17 Richard Guenther <rguenther@suse.de>
1794 * tree-sra.c (modify_function): Free redirect_callers vector.
1795 * ipa-split.c (split_function): Free args_to_pass vector.
1796 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1798 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1799 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1800 (vect_analyze_slp_instance): Free everything.
1801 (destroy_bb_vec_info): Free the SLP instances.
1803 2012-08-17 Richard Guenther <rguenther@suse.de>
1805 * params.def (integer-share-limit): Decrease from 256 to 251,
1808 2012-08-21 Richard Guenther <rguenther@suse.de>
1810 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1811 the affine expansion cache.
1813 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1815 Backported from trunk
1816 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1819 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1821 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1823 Backport from mainline.
1824 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1827 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1828 mark as predicable. Adjust asm template.
1829 (vec_setv2di_internal): Likewise.
1830 (vec_extract<mode> VD, VQ): Likewise.
1831 (vec_extractv2di): Likewise.
1832 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1833 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1834 (neon_vdup_n<mode> VX, V32): Likewise.
1835 (neon_vdup_nv2di): Likewise.
1837 2012-08-17 Walter Lee <walt@tilera.com>
1839 Backport from mainline
1840 2012-08-17 Walter Lee <walt@tilera.com>
1842 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1843 (FEEDBACK_ENTER): Define.
1844 (FEEDBACK_REENTER): Define.
1845 (FEEDBACK_ENTRY): Define.
1846 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1847 (FEEDBACK_ENTER): Define.
1848 (FEEDBACK_REENTER): Define.
1849 (FEEDBACK_ENTRY): Define.
1851 2012-08-16 Walter Lee <walt@tilera.com>
1853 Backport from mainline
1854 2012-08-16 Walter Lee <walt@tilera.com>
1856 * config.gcc (tilegx-*-linux*): Add feedback.h.
1857 (tilepro-*-linux*): Likewise.
1858 * config/tilegx/feedback.h: New file.
1859 * config/tilepro/feedback.h: New file.
1861 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1863 Backport from mainline r189840 and r187586:
1864 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1866 * config/i386/i386.md (stack_protect_set): Disable the pattern
1867 for Android since Android libc (bionic) does not provide random
1868 value for stack protection guard at gs:0x14. Guard value
1869 will be provided from external symbol (default implementation).
1870 (stack_protect_set_<mode>): Likewise.
1871 (stack_protect_test): Likewise.
1872 (stack_protect_test_<mode>): Likewise.
1873 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1874 not have Bionic by default
1875 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1876 Macro OPTION_BIONIC is defined in this file and provides Bionic
1877 accessibility status
1879 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1881 * configure.ac: Stack protector enabling for Android targets.
1882 * configure: Regenerate.
1884 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1886 Backported from trunk
1887 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1889 PR rtl-optimization/53942
1890 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1891 directly from likely spilled non-fixed hard registers, move them
1894 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1896 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1897 (xop_phaddubq): Ditto.
1899 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1901 Backport from mainline
1902 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1903 Richard Earnshaw <rearnsha@arm.com>
1905 * target.def (vector_alignment): New target hook.
1906 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1907 * doc/tm.texi: Regenerate.
1908 * targhooks.c (default_vector_alignment): New function.
1909 * targhooks.h (default_vector_alignment): Add prototype.
1910 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1911 * config/arm/arm.c (arm_vector_alignment): New function.
1912 (TARGET_VECTOR_ALIGNMENT): Define.
1914 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1915 vector type alignment instead of size.
1916 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1917 element type size directly instead of computing it from alignment.
1918 Fix variable naming and comment.
1920 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1922 Backport from mainline
1923 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1925 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1926 (alpha_pad_function_end): ... this. Also insert NOP between
1927 sibling call and GP load.
1928 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1930 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1932 Backport from mainline
1933 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1934 H.J. Lu <hongjiu.lu@intel.com>
1936 PR rtl-optimization/54157
1937 * combine.c (gen_lowpart_for_combine): Don't return identity
1938 for CONST or symbolic reference.
1940 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1942 Backport from mainline
1943 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1945 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1946 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1947 split_cost argument signed.
1948 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1949 (ix86_avoid_lea_for_addr): Ditto.
1951 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1954 the address has less than two components.
1956 2012-08-02 Steve Ellcey <sellcey@mips.com>
1958 Backport from mainline
1959 2012-07-19 Steve Ellcey <sellcey@mips.com>
1961 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1964 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1966 Backport from mainline
1967 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1971 negative constant address for TARGET_X32 ...
1972 (ix86_decompose_address): ... here. Reject constant addresses
1973 that don't satisfy x86_64_immediate_operand predicate.
1975 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1978 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1979 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1980 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1981 addresses. Prevent zero extensions of CONST_INT operands.
1983 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/i386.md (*lea): New insn pattern.
1988 (*lea<mode>_2): Ditto.
1989 (*lea_{3,4,5,6}_zext): Ditto.
1990 * config/i386/predicates.md (lea_address_operand): Do not reject
1991 zero-extended address operands.
1992 * config/i386/constraints.md (j): Remove address constraint.
1993 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1995 (ix86_print_operand_address): Handle SImode subreg of an address.
1996 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1998 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2000 Backport from mainline
2001 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2005 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2007 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2008 (*movdi_internal_rex64): Use %E operand modifier for lea.
2009 (*movsi_internal): Ditto.
2011 (*lea<mode>_2): Ditto.
2012 (*lea_{3,4,5,6}_zext): Ditto.
2013 (*tls_global_dynamic_32_gnu): Ditto.
2014 (*tls_global_dynamic_64): Ditto.
2015 (*tls_dynamic_gnu2_lea_32): Ditto.
2016 (*tls_dynamic_gnu2_lea_64): Ditto.
2017 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2019 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2021 Backport from mainline
2022 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2024 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2026 (ix86_print_operand_address): Assert that parts.base and parts.index
2027 are non-NULL after call to simplify_subreg.
2029 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2032 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2034 * config/sh/sh.c (sh_option_override): Do not change
2035 flag_finite_math_only. Set TARGET_IEEE to complement of
2036 flag_finite_math_only.
2037 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2038 description of mieee and mno-ieee behavior.
2040 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2043 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2044 (_lzcnt_u64): Ditto.
2046 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2048 Backport from mainline
2049 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2051 PR rtl-optimization/52250
2052 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2053 to put note list into. Unconditionally call move_bb_info.
2054 (move_bb_info): Do not assert the blocks being in the same region,
2055 just drop the note list if they are not.
2057 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2059 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2061 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2063 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2064 defining statement is a SSA name that occurs in abnormal PHIs.
2066 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2068 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2071 2012-07-19 Richard Guenther <rguenther@suse.de>
2072 Eric Botcazou <ebotcazou@adacore.com>
2074 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2075 about transition from invariant to known bits.
2076 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2078 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2081 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2082 (cleanup_tree_cfg_bb): Don't call it.
2083 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2086 2012-07-19 Christian Bruel <christian.bruel@st.com>
2089 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2091 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2093 * config.gcc (v850-*-rtems*): New target.
2094 * config/v850/rtems.h: New.
2095 * config/v850/t-rtems: New.
2097 2012-07-18 Nick Clifton <nickc@redhat.com>
2099 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2101 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2105 Backport from mainline
2106 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2109 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2110 instead expand it as zero extension.
2112 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2114 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2115 QImode and HImode splitters. Use ix86_comparison_operator.
2116 Explicitly match FLAGS_REG.
2117 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2119 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2120 Steven Bosscher <steven@gcc.gnu.org>
2121 Bernd Schmidt <bernds@codesourcery.com>
2123 PR rtl-optimization/53908
2124 * df-problems.c (can_move_insns_across): When doing
2125 memory-reference book-keeping, handle call insns.
2127 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2129 Backport from mainline
2130 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2134 sibcall_insn_operand. Move it to a temporary register if not.
2136 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2140 emit PIC sequence for fnaddr symbol reference in advance.
2142 2012-07-09 Jason Merrill <jason@redhat.com>
2145 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2146 (type_hash_eq): Likewise.
2149 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2151 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2153 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2154 due to negative shift amount.
2156 2012-07-06 Kai Tietz <ktietz@redhat.com>
2158 Backport from mainline.
2160 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2161 as "/mingw/include".
2163 2012-07-06 Nick Clifton <nickc@redhat.com>
2165 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2166 default_encode_section_info.
2168 2012-07-06 Richard Guenther <rguenther@suse.de>
2170 Backport from mainline
2171 2012-03-30 Richard Guenther <rguenther@suse.de>
2174 * double-int.c (rshift_double): Remove not needed cast.
2176 2012-03-28 Richard Guenther <rguenther@suse.de>
2179 * double-int.h (rshift_double): Remove.
2180 * double-int.c (lshift_double): Use absu_hwi to make count
2182 (rshift_double): Make static, take unsigned count argument,
2183 remove handling of negative count argument.
2184 (double_int_rshift): Dispatch to lshift_double.
2186 2012-07-06 Richard Guenther <rguenther@suse.de>
2188 Backport from mainline
2189 2012-06-18 Richard Guenther <rguenther@suse.de>
2191 PR tree-optimization/53693
2192 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2193 Reject operands with more than one use.
2195 2012-07-06 Richard Guenther <rguenther@suse.de>
2197 Backport from mainline
2198 2012-04-11 Richard Guenther <rguenther@suse.de>
2201 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2202 consider loop nesting.
2203 (evolution_function_is_univariate_p): Properly check the remainder
2206 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2208 Backport from mainline
2209 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2211 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2212 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2213 (adjacent_mem_locations): Move some code to and call...
2214 (get_memref_parts): ...new function.
2215 (mem_locations_overlap): New function.
2216 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2217 (is_mem_ref): Rename to...
2218 (find_mem_ref): ...this. Return MEM rtx.
2219 (get_store_dest): Remove function.
2220 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2221 new parameter and adjust calls.
2222 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2223 mem refs overlap for true_store_to_load_dep_costly.
2224 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2225 passed to adjacent_mem_locations.
2226 (is_costly_group): Walk resolved dependency list.
2227 (force_new_group): Emit group ending nop for Power6/Power7.
2228 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2229 (group_ending_nop): New define_insn.
2231 2012-07-04 Richard Guenther <rguenther@suse.de>
2234 * gimple-fold.c (get_base_constructor): Do not return an
2235 error_mark_node DECL_INITIAL.
2237 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2239 Backport from mainline
2240 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2243 code model string in the error message.
2245 2012-07-04 Tristan Gingold <gingold@adacore.com>
2247 Backport from mainline.
2248 2012-06-25 Tristan Gingold <gingold@adacore.com>
2250 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2251 (seh_cfa_adjust_cfa): ... that function.
2252 (seh_emit_stackalloc): Do not emit out of range values.
2253 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2254 UNSPEC_DEF_CFA constants.
2255 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2256 * config/i386/i386.c (ix86_frame_pointer_required): Required
2257 for very large frames on SEH target.
2258 (ix86_compute_frame_layout): Save area is before frame pointer
2259 on SEH target. Handle very large frames.
2260 (ix86_expand_prologue): Likewise.
2262 2012-07-04 Richard Guenther <rguenther@suse.de>
2264 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2265 as in free_lang_data_in_type.
2267 2012-07-02 Martin Jambor <mjambor@suse.cz>
2269 Backport from mainline.
2270 2012-07-02 Martin Jambor <mjambor@suse.cz>
2273 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2274 dynamic type change check.
2276 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2278 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2279 last statement of the finally block onto the switch.
2281 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2283 * configure: Regenerate.
2285 Backport from mainline.
2286 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2288 * config.gcc (target_type_format_char): New. Document it. Set it for
2290 * configure.ac (gnu_unique_option): Use target_type_format_char
2291 in test. Comment rationale.
2293 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2295 Backport from mainline.
2296 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2298 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2300 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2302 Backport from 2012-06-28 mainline r189049
2305 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2306 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2307 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2308 avr_hard_regno_call_part_clobbered.
2310 2012-06-28 Richard Guenther <rguenther@suse.de>
2313 * expr.c (expand_expr_real_1): Verify if the type is complete
2314 before inspecting its size.
2316 2012-06-27 Nick Clifton <nickc@redhat.com>
2318 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2321 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2324 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2326 2012-06-26 Nick Clifton <nickc@redhat.com>
2328 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2330 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2333 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2334 of x x x in the vmovlps load alternative.
2336 2012-06-22 Richard Guenther <rguenther@suse.de>
2338 * gcov-iov.c: Include bconfig.h and system.h.
2340 2012-06-22 Richard Guenther <rguenther@suse.de>
2342 PR gcov-profile/53744
2343 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2345 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2347 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2348 DECL_IGNORED_P non-reg vars even if they are used.
2350 2012-06-19 Jason Merrill <jason@redhat.com>
2353 * dwarf2out.c (modified_type_die): Use scope_die_for.
2354 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2355 (uses_local_type_r, uses_local_type): New.
2356 (scope_die_for): Keep a type that uses a local type in local scope.
2357 Use get_context_die for namespace and type scope.
2359 2012-06-19 Richard Guenther <rguenther@suse.de>
2362 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2363 replace it with the first non-BLOCK context.
2365 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2367 PR rtl-optimization/53700
2369 Backport from mainline
2370 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2372 * ira-color.c (setup_left_conflict_sizes_p): Process all
2373 conflicting objects.
2375 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2377 Backport from mainline
2378 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2382 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2383 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2384 instead of xop_mulv2div2di3_low.
2385 (xop_p<macs>dql): Fix vec_select selector.
2386 (xop_p<macs>dqh): Ditto.
2387 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2388 (xop_mulv2div2di3_high): Ditto.
2390 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2392 Backport from mainline:
2393 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2397 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2399 Backport from mainline:
2400 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2402 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2403 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2404 MAX_PCREL17F_OFFSET instead of fixed offset.
2405 (pa_attr_length_call): Likewise.
2406 (pa_attr_length_indirect_call): Likewise.
2408 2012-06-15 Walter Lee <walt@tilera.com>
2410 Backport from mainline:
2411 2012-06-15 Walter Lee <walt@tilera.com>
2413 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2415 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2417 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2419 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2421 Backport from mainline:
2423 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2424 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2425 * gimple.h (block_in_transaction): Check for flag_tm.
2427 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2429 PR tree-optimization/52558
2431 Backport from mainline:
2432 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2433 * gimple.h (gimple_set_in_transaction): Remove.
2434 (gimple_in_transaction): Look in BB instead.
2435 (gimple_statement_base): Remove in_transaction field.
2436 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2437 * trans-mem.c (compute_transaction_bits): Place transaction bit
2438 information into basic blocks.
2440 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2442 PR tree-optimization/52558
2443 * cfg.c (alloc_aux_for_edge): Fix comment.
2444 (alloc_aux_for_edge): Remove static.
2445 * basic-block.h (alloc_aux_for_edge): Protoize.
2446 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2447 (execute_sm_if_changed_flag): New.
2448 (execute_sm_if_changed_flag_set): New.
2449 (execute_sm): Do not generate data races unless requested.
2450 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2451 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2452 * gimple.h (block_in_transaction): New.
2453 (gimple_in_transaction): Use block_in_transaction.
2455 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2457 Backported from mainline
2458 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2460 PR rtl-optimization/53589
2461 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2462 discovery even when e->dest != target. If any LABEL_REF points
2463 to e->dest label, redirect it to target's label.
2465 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2468 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2469 returns false, replace stmt with GIMPLE_NOP.
2470 (check_omp_nesting_restrictions): Instead of issuing warnings,
2471 issue errors and return false if any errors were reported.
2473 2012-06-14 Richard Guenther <rguenther@suse.de>
2475 * BASE-VER: Set to 4.7.2.
2476 * DEV-PHASE: Set to prerelease.
2478 2012-06-12 Christian Bruel <christian.bruel@st.com>
2481 * config/sh/sh.c (sh_option_override): Don't force
2482 flag_omit_frame_pointer and maccumulate_outgoing_args.
2483 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2485 2012-06-14 Release Manager
2487 * GCC 4.7.1 released.
2489 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2491 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2493 2012-06-13 Richard Henderson <rth@redhat.com>
2495 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2496 iterator instead of INT.
2498 2012-06-08 Richard Henderson <rth@redhat.com>
2501 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2502 note to a clobber insn when no other insn is available.
2504 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2507 * doc/invoke.texi (Wenum-compare): Update documentation.
2509 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2512 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2514 (altivec_stvlxl): Ditto.
2515 (altivec_stvrx): Ditto.
2516 (altivec_stvrxl): Ditto.
2518 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2521 * trans-mem.c (expand_block_edges): Do not skip the first
2522 statement when resetting the BB.
2524 2012-06-04 Richard Guenther <rguenther@suse.de>
2527 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2528 create new assembler names.
2530 2012-06-04 Richard Guenther <rguenther@suse.de>
2532 Backport from mainline
2533 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2536 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2537 larger than maxbits. Don't compute maxbits modulo align.
2538 Also check that unit bytes long store at bitpos / unit * unit
2539 doesn't affect bits beyond bitregion_end.
2540 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2541 would not fit into bitregion_start ... bitregion_end + 1 bit
2543 (store_split_bit_field): Decrease unit close to end of bitregion_end
2544 if access is restricted in order to avoid mutual recursion.
2546 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2548 Backport from 2012-06-04 mainline r188172
2551 * config/avr/avr-stdint.h: New file.
2552 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2555 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2557 PR tree-optimization/53550
2558 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2559 is POINTER_TYPE_P, use sizetype as step type instead of type.
2561 2012-06-04 Richard Guenther <rguenther@suse.de>
2562 Eric Botcazou <ebotcazou@adacore.com>
2564 Backport from mainline
2565 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2567 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2568 Change type of BITOFFSET to signed. Make sure the lower bound of
2569 the computed range is non-negative by adjusting OFFSET and BITPOS.
2570 (expand_assignment): Adjust call to get_bit_range.
2572 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2574 * expr.c (get_bit_range): Return the null range if the enclosing record
2575 is part of a larger bit field.
2577 2012-03-20 Richard Guenther <rguenther@suse.de>
2579 * stor-layout.c (finish_bitfield_representative): Fallback
2580 to conservative maximum size if the padding up to the next
2581 field cannot be computed as a constant.
2582 (finish_bitfield_layout): If we cannot compute the distance
2583 between the start of the bitfield representative and the
2584 bitfield member start a new representative.
2585 * expr.c (get_bit_range): The distance between the start of
2586 the bitfield representative and the bitfield member is zero
2587 if the field offsets are not constants.
2589 2012-03-16 Richard Guenther <rguenther@suse.de>
2591 * stor-layout.c (finish_bitfield_representative): Fall back
2592 to the conservative maximum size if we cannot compute the
2593 size of the tail padding.
2595 2012-03-14 Richard Guenther <rguenther@suse.de>
2597 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2598 * stor-layout.c (start_bitfield_representative): New function.
2599 (finish_bitfield_representative): Likewise.
2600 (finish_bitfield_layout): Likewise.
2601 (finish_record_layout): Call finish_bitfield_layout.
2602 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2603 for QUAL_UNION_TYPE fields.
2604 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2605 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2606 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2611 * expr.c (get_bit_range): Unconditionally extract bitrange
2612 from DECL_BIT_FIELD_REPRESENTATIVE.
2613 (expand_assignment): Adjust call to get_bit_range.
2615 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2618 * fold-const.c (fold_binary_loc): Refine previous change.
2620 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2622 Backport from mainline
2623 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2626 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2627 avoid going above orig insn. Update comments.
2629 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2631 Backport from mainline
2632 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2635 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2636 prologue for unwinder and profiler.
2638 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2640 Backport from mainline
2641 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2643 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2645 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2647 Backport from mainline
2648 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2650 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2651 DBX_REGISTER_NUMBER.
2653 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2655 Backport from mainline
2656 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2658 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2659 operand is CONST_INT. Take COSTS_N_INSNS into account.
2660 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2663 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2665 * config/avr/avr.opt (-msp8): Document it.
2666 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2668 2012-05-31 Richard Guenther <rguenther@suse.de>
2671 * expr.c (expand_assignment): Do not use movmisalign on
2674 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2677 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2678 (pa_section_type_flags): New.
2679 (pa_legitimate_constant_p): Revert previous change.
2681 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2683 Backport from mainline
2684 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2687 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2688 accessed indirectly.
2689 (ipa_tm_create_version): Same.
2691 2012-05-30 Jason Merrill <jason@redhat.com>
2694 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2695 about array compound literals.
2697 2012-05-30 Richard Guenther <rguenther@suse.de>
2700 * fold-const.c (fold_binary_loc): Make sure to call
2701 fold_plusminus_mult_expr with the original sign of operands.
2703 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2705 * explow.c (probe_stack_range): Restore simple control flow and stop
2706 again when the probe cannot be generated if HAVE_check_stack.
2708 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2710 PR rtl-optimization/53519
2711 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2712 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2714 2012-05-29 Richard Guenther <rguenther@suse.de>
2716 PR tree-optimization/53516
2717 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2719 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2721 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2723 Backport from mainline
2724 2012-05-28 Richard Guenther <rguenther@suse.de>
2726 PR tree-optimization/53438
2727 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2729 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2731 Backport from mainline
2732 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2734 PR rtl-optimization/52528
2735 * combine.c (can_combine_p): Add setting of subst_low_luid
2736 before call to expand_field_assignment().
2738 2012-05-26 Martin Jambor <mjambor@suse.cz>
2740 Backport from mainline
2741 2012-05-23 Martin Jambor <mjambor@suse.cz>
2743 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2745 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2748 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2749 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2751 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2754 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2755 (ix86_expand_vec_perm): Use int mode instead of float.
2757 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2760 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2761 gnu_ld variables to yes.
2762 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2763 (HAVE_GNU_AS): Likewise.
2764 * config.in: Regenerate.
2765 * configure: Likewise.
2767 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2769 Backport from mainline
2770 2012-03-12 Richard Guenther <rguenther@suse.de>
2771 * config/arm/arm.c (neon_dereference_pointer): Do not call
2772 covert during RTL expansion.
2774 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2776 Backport from mainline
2777 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2780 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2781 relied on signed overflow behavior.
2783 2012-05-24 Richard Guenther <rguenther@suse.de>
2786 * tree-profile.c (tree_profiling): Cleanup the CFG if
2787 execute_fixup_cfg requests it.
2789 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2791 PR tree-optimization/53465
2792 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2793 vr0 into *vr, then vrp_meet that.
2794 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2795 have any equivalences.
2796 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2799 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2801 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2803 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2804 (iterative_hash_gimple_type): Adjust comment.
2805 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2806 domain for an array type instead of the domain type itself.
2808 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2810 Backport from 2012-05-23 mainline r187803
2813 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2814 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2817 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2819 Backport from 2012-05-03 mainline r187075
2821 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2822 has_fma4 for AMD processors with both fma3 and fma4 support.
2824 2012-05-22 Richard Guenther <rguenther@suse.de>
2826 PR tree-optimization/53408
2827 * tree-vect-loop.c (vectorizable_induction): Properly check
2828 the restriction that we cannot handle induction results from
2829 the inner loop outside of the outer loop.
2831 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2833 PR tree-optimization/53436
2834 * omp-low.c (omp_build_component_ref): New function.
2835 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2837 PR tree-optimization/53366
2838 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2839 tests if complex_numbers == 2, but there are non-complex number loads
2842 PR tree-optimization/53409
2843 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2844 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2846 PR tree-optimization/53410
2847 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2848 instead of build_int_cst (type, 0) where vector types might be
2851 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2854 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2855 from folded operands before wrapping another around the
2856 conditional expression.
2858 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2859 Patrick Marlier <patrick.marlier@gmail.com>
2861 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2864 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2866 Backport from mainline
2867 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2870 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2871 (UNSPECV_RDRAND): This.
2872 (rdrand<mode>_1): Updated.
2874 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2876 Backport from mainline
2877 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2880 RDRND, F16C and FSGSBASE.
2882 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2884 Backport from mainline
2885 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2887 * tree-ssa-pre.c (can_value_number_call): Delete.
2888 (compute_avail): Skip all statements with side effects.
2889 <GIMPLE_CALL>: Skip calls to internal functions.
2891 2012-05-18 David S. Miller <davem@davemloft.net>
2893 Backport r185385 from mainline
2894 2012-03-14 Richard Guenther <rguenther@suse.de>
2897 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2898 element type instead of mode, use build_vector_type_for_mode
2899 instead of the langhook, build a vector of proper signedness.
2900 (expand_vector_operations_1): Adjust.
2902 2012-05-18 Olivier Hainque <hainque@adacore.com>
2904 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2905 $(libsubdir) as libexecsubdir.
2907 2012-05-16 Andrew Pinski <apinski@cavium.com>
2909 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2912 2012-05-16 David S. Miller <davem@davemloft.net>
2914 * jump.c (delete_related_insns): If we remove a CALL, make sure
2915 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2917 2012-05-16 Richard Henderson <rth@redhat.com>
2920 * combine-stack-adj.c (prev_active_insn_bb): New.
2921 (next_active_insn_bb): New.
2922 (force_move_args_size_note): New.
2923 (combine_stack_adjustments_for_block): Use it.
2925 2012-05-16 Olivier Hainque <hainque@adacore.com>
2927 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2928 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2929 Add comments and improve stamp preservation across the whole sequence.
2930 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2932 2012-05-16 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/53364
2935 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2936 detect a view-conversion of the decl.
2938 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2941 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2942 that operands[2] is either immediate, or q_regs_operand.
2944 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2946 Backport r187139 from mainline.
2947 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2949 PR rtl-optimization/52804
2950 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2951 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2952 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2953 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2954 RELOAD_FOR_OUTADDR_ADDRESS.
2956 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2959 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2960 generate target register for "load" class builtins.
2963 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2966 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2967 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2968 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2969 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2970 (<sse>_movu<ssemodesuffix>): New expander.
2971 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2972 (avx_movdqu<avxmodesuffix>): New expander.
2973 (*sse2_movdqu): Rename from sse2_movdqu.
2974 (sse2_movdqu): New expander.
2976 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2978 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2979 lineno 1 the same as lineno 0 before first start file directive.
2980 (optimize_macinfo_range): Likewise.
2982 * dwarf2out.c (have_macinfo): Define.
2983 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2984 attribute, don't force empty compilation unit and don't emit any
2985 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2987 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2989 Backport from mainline
2990 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2992 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2993 ORDERED and UNORDERED conditions.
2995 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2997 * function.c (requires_stack_frame_p): If the function can throw
2998 non-call exceptions, return true if the insn can throw internally.
3000 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3002 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3003 DECL_ORIGINAL_TYPE if it is present.
3005 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3007 Backport from 2012-05-12 mainline r187342.
3010 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3011 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3012 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3013 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3014 (expand_prologue): Move initialization of cfun->machine->is_naked,
3015 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3016 (avr_set_current_function): ...this new static function.
3017 (TARGET_SET_CURRENT_FUNCTION): New define.
3018 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3019 checking attributes of current_function_decl.
3020 (avr_regs_to_save): Ditto.
3021 (signal_function_p): Rename to avr_signal_function_p.
3022 (interrupt_function_p): Rename to avr_interrupt_function_p.
3024 * doc/extend.texi (Function Attributes): Better explanation of
3025 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3028 2012-05-09 Matthias Klose <doko@ubuntu.com>
3030 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3032 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3035 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3036 when a constant source operand matches an "I" constraint, the "no
3037 CC0 change" applies to a register-destination only, not a
3038 strict_low_part-destination.
3040 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3042 Backport from mainline:
3043 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3045 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3047 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3049 PR tree-optimization/53239
3050 * tree-vrp.c (get_value_range): Set VR of
3051 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3054 2012-05-07 Richard Guenther <rguenther@suse.de>
3056 PR tree-optimization/53195
3057 * tree-inline.c (setup_one_parameter): Properly add referenced
3058 vars from the parameters new known value.
3060 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3062 Backport from mainline:
3063 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3066 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3069 2012-05-04 Ian Lance Taylor <iant@google.com>
3071 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3072 values from false to NULL.
3074 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3076 Backport from mainline
3077 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3081 (TARGET_CMOV): Rename from TARGET_CMOVE.
3082 (TARGET_CMOVE): New define.
3083 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3084 Do not set TARGET_CMOVE here.
3086 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3088 Backport from mainline:
3090 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3092 PR tree-optimization/52633
3093 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3094 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3095 (vect_recog_over_widening_pattern): Remove handling of code that was
3096 already detected as over-widening pattern. Remove special handling
3097 of "unsigned" cases. Instead, support general case of conversion
3098 of the shift result to another type.
3100 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3102 * tree-vect-patterns.c (vect_single_imm_use): New function.
3103 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3104 (vect_recog_over_widening_pattern): Likewise.
3105 (vect_recog_widen_shift_pattern): Likewise.
3107 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3109 PR tree-optimization/52870
3110 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3111 presumed pattern statement is within the same loop or basic block.
3113 2012-05-04 Richard Guenther <rguenther@suse.de>
3115 * common.opt (flto-report): Do not mark as Optimization.
3117 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3120 * recog.c (constrain_operands): If extra constraints are present, also
3121 accept pseudo-registers with equivalent memory locations during reload.
3123 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3125 Backport from the mainline
3126 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3129 * config/rs6000/rs6000.md (bswapdi splitters): If
3130 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3131 default) is used, generate an alternate sequence that does not
3132 depend on using indexed addressing.
3134 2012-05-03 David S. Miller <davem@davemloft.net>
3137 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3138 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3139 (sparc_emit_float_lib_cmp): Likewise.
3141 2012-05-04 Martin Jambor <mjambor@suse.cz>
3143 Backport from mainline
3144 2012-05-02 Martin Jambor <mjambor@suse.cz>
3147 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3148 of a variable when the contect is a function.
3150 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3153 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3154 append program name to it and pass that as first argument
3155 to make_relative_prefix. Always pass standard_libexec_prefix
3156 as last argument to make_relative_prefix. If
3157 make_relative_prefix returns NULL, fall back to
3158 standard_libexec_prefix.
3161 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3165 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3166 mode, return that mode.
3168 2012-05-03 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/53144
3171 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3173 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3174 with SSA name values.
3175 (vn_reference_lookup_3): Adjust callers.
3177 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3179 PR tree-optimization/53163
3180 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3181 return value from compute_all_dependences.
3183 PR rtl-optimization/53160
3184 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3185 has been modified by ree pass already.
3187 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3189 Backport from mainline
3190 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3193 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3194 calls to cgraph_node_name in xstrdup.
3195 (ipa_make_edge_direct_to_target): Ditto.
3196 * tree-sra.c (convert_callers_for_node): Ditto.
3197 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3198 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3199 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3200 (cgraph_materialize_all_clones): Ditto.
3201 * ipa-inline.c (report_inline_failed_reason): Ditto.
3202 (want_early_inline_function_p): Ditto.
3203 (edge_badness): Ditto.
3204 (update_edge_key): Ditto.
3205 (flatten_function): Ditto.
3206 (ipa_inline): Ditto.
3207 (inline_always_inline_functions): Ditto.
3208 (early_inline_small_functions): Ditto.
3210 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3212 Backport from mainline
3213 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3215 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3216 Introduce emul_name to select the right linker emulation for
3217 powerpc64-*-freebsd*.
3218 * configure: Regenerate.
3219 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3220 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3221 * config/rs6000/freebsd64.h: New file.
3222 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3224 (rs6000_savres_strategy): Likewise.
3225 (rs6000_savres_routine_name): Likewise.
3226 (rs6000_elf_file_end): Likewise.
3227 * config/rs6000/t-freebsd64: New file.
3228 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3229 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3231 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3233 Backport from mainline
3234 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3237 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3239 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3241 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3242 predicate to discriminate types.
3244 2012-04-27 Richard Guenther <rguenther@suse.de>
3247 * convert.c (convert_to_integer): Avoid infinite recursion for
3248 target-defined built-in types.
3250 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3253 * config/cris/cris.md ("*andhi_lowpart_v32")
3254 ("*andqi_lowpart_v32"): Change first input-only operand from
3255 a (match_operand ...) to (match_dup 0). Drop alternatives with
3256 const_int-matching constraints for redundancy.
3257 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3258 three-operand alternative.
3260 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3262 Backport from mainline
3263 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3265 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3266 (*addsi_2_zext): Ditto.
3267 (*add<mode>_3): Ditto.
3268 (*addsi_3_zext): Ditto.
3269 (*add<mode>_5): Ditto.
3271 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3274 * c-typeck.c (set_nonincremental_init,
3275 set_nonincremental_init_from_string): Pass true instead of false
3276 as IMPLICIT to add_pending_init.
3278 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3280 Backport from 2012-04-24 mainline r186768.
3283 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3285 2012-04-24 Richard Guenther <rguenther@suse.de>
3287 PR tree-optimization/53085
3288 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3291 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3294 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3296 (output_addressed_constants): Likewise.
3299 * varasm.c (get_section): Don't ICE for section conflicts with
3300 built-in section kinds.
3302 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3304 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3306 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3308 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3310 2012-04-23 Richard Guenther <rguenther@suse.de>
3313 * c-typeck.c (build_binary_op): Fix typo.
3315 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3317 PR tree-optimizations/52891
3318 * tree-vect-patterns.c (adjust_bool_pattern): Use
3319 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3320 but with non-standard precision.
3322 2012-04-22 Ian Lance Taylor <iant@google.com>
3324 * godump.c (go_output_typedef): Dump size of structs.
3326 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3328 Backport from mainline:
3330 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3331 hints for 'A' operand types.
3333 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3335 Backport from 2012-04-19 mainline r186588.
3338 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3339 the case *(X+const).
3341 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3343 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3345 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/sync.md (atomic_<code><mode>): Rename to
3349 atomic_<logic><mode>.
3351 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3353 Backport from mainline
3354 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3358 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3359 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3360 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3361 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3362 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3363 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3364 gen_avx2_permvarv8sf.
3366 2012-04-16 Martin Jambor <mjambor@suse.cz>
3368 Backported from mainline
3370 2012-04-13 Martin Jambor <mjambor@suse.cz>
3373 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3374 fold_ctor_reference returns a zero constant.
3376 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3378 Backported from mainline
3379 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3381 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3382 and __ILP32__ for x32.
3384 2012-04-13 Tom de Vries <tom@codesourcery.com>
3386 Backport from mainline r186418.
3388 2012-04-13 Tom de Vries <tom@codesourcery.com>
3390 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3391 parameters vuse and vuse_escaped.
3392 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3393 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3396 2012-04-13 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/52969
3399 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3400 the condition for the COND_EXPR and handle predicate negation
3401 by swapping the COND_EXPR arms.
3403 2012-04-13 Richard Guenther <rguenther@suse.de>
3406 * convert.c (convert_to_pointer): Remove special-casing of
3409 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3411 Backport from mainline
3412 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3415 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3416 the list of options to enable the FCFID instruction.
3417 (TARGET_EXTRA_BUILTINS): Adjust comment.
3419 2012-04-12 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/52943
3422 * tree-chrec.h (chrec_is_positive): Remove.
3423 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3424 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3425 Return false for a constant zero instead of negative.
3426 (analyze_siv_subscript_cst_affine): Handle zero difference
3427 in the initial condition explicitely.
3429 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3432 * varasm.c (process_pending_assemble_externals): Set
3433 pending_assemble_externals_processed true.
3434 (assemble_external): Call assemble_external_real if the pending
3435 assemble externals have been processed.
3437 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3440 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3441 the DECL generated for the special GOT helper.
3443 2012-04-06 Walter Lee <walt@tilera.com>
3445 Backport from mainline
3446 2012-03-07 Walter Lee <walt@tilera.com>
3448 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3449 REG_CFA_* notes for the stack pointer.
3450 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3451 EH_RETURN_STACKADJ_RTX.
3452 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3453 generate REG_CFA_* notes for the stack pointer.
3454 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3455 by EH_RETURN_STACKADJ_RTX.
3457 2012-04-06 Matt Turner <mattst88@gmail.com>
3459 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3461 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3463 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3464 of the destination isn't also a FP_REGS register.
3466 2012-04-03 Richard Guenther <rguenther@suse.de>
3468 Backport from mainline
3469 2012-03-02 Richard Guenther <rguenther@suse.de>
3471 PR tree-optimization/52406
3472 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3473 (struct indices): Add unconstrained_base member.
3474 (struct dr_alias): Remove unused vops member.
3475 (DR_UNCONSTRAINED_BASE): New define.
3476 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3477 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3478 be an artificial access that covers the whole indexed object,
3479 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3480 plain decl base-objects to their MEM_REF variant.
3481 (dr_may_alias_p): When the base-object of either data reference
3482 has unknown size use only points-to information.
3483 (compute_affine_dependence): Make dumps easier to read and
3485 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3486 DR_REF when looking for packed references.
3487 (vect_supportable_dr_alignment): Likewise.
3489 2012-04-03 Richard Guenther <rguenther@suse.de>
3491 Backport from mainline
3492 2012-03-15 Richard Guenther <rguenther@suse.de>
3495 * tree-data-ref.c (subscript_dependence_tester_1): Check
3496 all dimensions for non-conflicting access functions.
3498 2012-04-03 Richard Guenther <rguenther@suse.de>
3500 Backport from mainline
3501 2012-03-06 Richard Guenther <rguenther@suse.de>
3504 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3506 2012-03-23 Richard Guenther <rguenther@suse.de>
3508 PR tree-optimization/52678
3509 * tree-vectorizer.h (struct _stmt_vec_info): Add
3510 loop_phi_evolution_part member.
3511 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3512 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3513 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3514 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3515 Use the cached evolution part and the PHI nodes value from
3516 the loop preheader edge instead of re-analyzing the evolution.
3518 2012-03-26 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/52701
3521 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3522 compute and set the evolution part of PHI nodes.
3524 2012-03-30 Richard Guenther <rguenther@suse.de>
3526 PR tree-optimization/52754
3527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3528 propagate arbitrary addresses into really plain dereferences.
3530 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3532 PR tree-optimization/52835
3533 * tree-data-ref.c (build_rdg): Return NULL if
3534 compute_data_dependences_for_loop failed.
3536 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3538 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3539 (stmt_can_make_abnormal_goto): Use it.
3540 (is_ctrl_altering_stmt): Likewise.
3542 2012-03-31 Martin Jambor <mjambor@suse.cz>
3544 Backported from mainline
3545 2012-03-30 Martin Jambor <mjambor@suse.cz>
3547 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3548 is a builtin_stack_save in a dominating BB.
3550 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3552 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3553 crossing 128bit lane boundary.
3555 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3557 Backported from mainline
3558 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3561 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3563 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3564 * config/i386/i386.c: Include reload.h.
3565 (ix86_legitimize_reload_address): New function.
3567 2012-03-28 Martin Jambor <mjambor@suse.cz>
3569 Backported from mainline
3570 2012-03-27 Martin Jambor <mjambor@suse.cz>
3573 * tree-sra.c (sra_modify_assign): Do not call
3574 load_assign_lhs_subreplacements when working with an unscalarizable
3577 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3580 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3581 __builtin_va_start to __builtin_next_arg if the latter is
3582 builtin_decl_explicit_p rather than when it is not.
3585 * tree-vect-generic.c (vector_element): Perform multiplication
3586 for pos in bitsizetype type instead of idx type.
3588 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3590 Backport from 2012-03-28 mainline r185910.
3593 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3594 (avr_builtin_decl): New static function.
3595 (struct avr_builtin_description, avr_bdesc): Move up.
3596 Add GTY marker. Add field fndecl. Remove redundant field id.
3597 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3598 (avr_expand_builtin): Code cleanup because .id is removed.
3600 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3603 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3606 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3608 Backport from 2012-03-28 mainline r185907.
3611 * config.gcc (tm_file): Remove avr/multilib.h.
3613 * doc/invoke.texi (AVR Options): Adjust
3614 documentation of -mtiny-stack.
3616 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3617 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3618 * config/avr/t-avr: Remove generation of multilib.h.
3619 * config/avr/t-multilib: Regenerate.
3620 * config/avr/multilib.h: Remove.
3621 * config/avr/avr.opt (-msp8): New option.
3622 (avr_sp8): New variable.
3623 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3624 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3625 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3626 (avr_device_to_sp8): New prototype.
3627 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3628 (DRIVER_SELF_SPECS): New define.
3629 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3630 __AVR_SP8__, __AVR_HAVE_SPH__.
3631 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3632 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3633 (avr_file_start): Ditto.
3635 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3638 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3639 instead of 8 in adjust_address.
3641 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3643 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3644 of a unit before computing the offset in units.
3646 2012-03-27 Richard Guenther <rguenther@suse.de>
3649 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3652 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3655 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3657 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3660 * varasm.c: Include pointer-set.h.
3661 (pending_assemble_externals_set): New pointer set.
3662 (process_pending_assemble_externals): Destroy the pointer set.
3663 (assemble_external): See if decl is in pending_assemble_externals_set,
3664 and add it to pending_assemble_externals if necessary.
3665 (init_varasm_once): Allocate pending_assemble_externals_set.
3667 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3669 Backported from mainline
3670 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3673 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3674 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3675 (vector_ltgt<mode>): Likewise.
3676 (vector_ordered<mode>): Likewise.
3677 (vector_unordered<mode>): Likewise.
3678 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3680 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3682 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3685 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3687 Backported from mainline
3688 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3692 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3693 GENERAL_REGS and FP_REGS for SImode.
3695 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3698 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3699 on any new_local_var_chain vars declared during recursing on
3700 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3702 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3704 Backport from 2012-03-22 mainline r185692.
3707 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3708 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3709 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3710 (delay_cycles_1, delay_cycles_2): Ditto.
3711 (delay_cycles_3, delay_cycles_4): Ditto.
3712 (nopv, *nopv): Ditto.
3713 (sleep, *sleep): Ditto.
3716 Backport from 2012-03-21 mainline r185605.
3718 PR rtl-optimization/52543
3720 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3721 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3722 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3723 (avr_load_libgcc_p): Restrict to __flash loads.
3724 (avr_out_lpm): Only handle 1-byte loads from __flash.
3725 (avr_load_lpm): New function.
3726 (avr_find_unused_d_reg): Remove.
3727 (avr_out_lpm_no_lpmx): Remove.
3728 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3729 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3730 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3731 (load_<mode>, load_<mode>_clobber): New insns.
3732 (mov<mode>): For multi-byte move from non-generic
3733 16-bit address spaces: Expand to load_<mode> resp.
3734 load_<mode>_clobber.
3735 (load<mode>_libgcc): Remove expander.
3736 (split-lpmx): Remove split.
3738 Backport from 2012-03-13 mainline r185329.
3741 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3742 offset (size) to a value the insns can deal with.
3743 (expand_epilogue): Ditto.
3745 Backport from 2012-03-12 mainline r185256.
3748 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3749 type from reg_class_t to enum reg_class.
3750 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3752 Backport from 2012-03-12 mainline r185253.
3755 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3756 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3757 r184615 from 2012-02-28.
3759 Backport from 2012-03-08 mainline r185105.
3761 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3762 for constants in [-63,63].
3764 Backport from 2012-03-08 mainline r185100.
3767 * config/avr/avr.c (avr_mem_clobber): New static function.
3768 (avr_expand_delay_cycles): Add memory clobber operand to
3769 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3770 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3771 (enable_interrupt, disable_interrupt): New expander.
3772 (nopv, sleep, wdr): New expanders.
3773 (delay_cycles_1): Add memory clobber.
3774 (delay_cycles_2): Add memory clobber.
3775 (delay_cycles_3): Add memory clobber.
3776 (delay_cycles_4): Add memory clobber.
3777 (cli_sei): New insn from former "enable_interrupt",
3778 "disable_interrupt" with memory clobber.
3779 (*wdt): New insn from former "wdt" with memory clobber.
3780 (*nopv): Similar, but for "nopv".
3781 (*sleep): Similar, but for "sleep".
3783 Backport from 2012-03-07 mainline r185043.
3786 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3788 Backport from 2012-03-07 mainline r185032.
3791 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3792 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3793 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3795 Backport from 2012-03-07 mainline r185031.
3798 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3800 * config/avr/avr.md (xload_8): Adjust insn length.
3802 Backport from 2012-03-07 mainline r185030.
3805 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3806 if RAMPZ affects reading from RAM.
3808 Backport from 2012-03-05 mainline r184919.
3810 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3812 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3814 Backport from mainline r185259.
3817 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3818 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3820 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3822 Backported from mainline
3823 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3826 * c-parser.c (c_parser_postfix_expression)
3827 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3829 * config/i386/smmintrin.h: Avoid /* within a comment.
3830 * config/i386/nmmintrin.h: Likewise.
3832 2012-03-22 Richard Guenther <rguenther@suse.de>
3834 * BASE-VER: Set to 4.7.1.
3835 * DEV-PHASE: Set to prerelease.
3837 2012-03-22 Release Manager
3839 * GCC 4.7.0 released.
3841 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3843 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3845 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3846 Andrew Pinski <apinski@cavium.com>
3849 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3850 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3851 calls instead of __builtin_ir{int,ound}*.
3853 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3856 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3859 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3861 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3862 Refer to GCC 4.7 version of c99status.html.
3864 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3866 Backport from mainline
3867 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3869 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3870 redefine to be NULL if the current bit-size is different from the
3871 configured bit-size.
3873 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3874 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3875 set the default tuning. Add asserts to make sure the cpu and tune
3876 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3877 test whether the index is set, instead of > 0.
3878 (rs6000_file_start): Do not reset the default cpu if the current
3879 bit-size is different from the configured bit-size.
3881 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3883 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3885 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3886 Update binutils references.
3887 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3888 Update binutils reference.
3889 Update Sun as/GNU ld caveat.
3890 Document binutils largefile requirement for LTO plugin.
3891 Remove reference to alternate libpthread.
3893 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3895 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3897 (Specific, mips-sgi-irix6): Likewise.
3899 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3901 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3902 * configure: Regenerate.
3904 2012-03-07 Richard Henderson <rth@redhat.com>
3906 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3907 * config/m68k/sync.md (atomic_test_and_set): Use it.
3908 (atomic_test_and_set_1): Likewise.
3910 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3913 * Makefile.in: Let install-gcc-ar depend on installdirs,
3914 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3915 Don't double canonicalize if cross-compiling.
3917 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3919 * trans-mem.c: New typedef for tm_region_p.
3920 Define vector types for tm_region_p.
3921 (tm_region_init): Replace region_worklist to a vector called
3924 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3927 * trans-mem.c (tm_region_init): Use last_basic_block.
3929 2012-03-05 Richard Henderson <rth@redhat.com>
3932 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3933 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3934 BIGGEST_ALIGNMENT is aligned.
3936 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3938 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3940 2012-03-05 Richard Henderson <rth@redhat.com>
3943 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3944 instead of calling negqi2 directly.
3946 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3948 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3949 (INTMAX_TYPE): Use it.
3950 (UINTMAX_TYPE): Likewise.
3951 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3952 (irix6_c_common_override_options): Declare.
3953 (C_COMMON_OVERRIDE_OPTIONS): Define.
3954 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3955 * config/mips/irix6-c.c: New file.
3956 * config/mips/t-irix6 (irix6-c.o): New target.
3957 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3960 2012-03-02 Richard Henderson <rth@redhat.com>
3962 * optabs.c (expand_atomic_test_and_set): Honor
3963 atomic_test_and_set_trueval even when atomic_test_and_set
3964 optab is not in use.
3966 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3968 Backport from mainline
3969 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3971 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3973 2012-03-02 Richard Guenther <rguenther@suse.de>
3975 * DEV-PHASE: Set to prerelease.
3977 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3979 * config.gcc (obsolete): Add all ARM targets using the FPA.
3980 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3981 * doc/install.texi: Avoid references to obsolete ARM ports.
3983 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3985 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3987 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3988 Joern Rennecke <joern.rennecke@embecosm.com>
3990 * doc/extend.texi: Expand and update information on interrupt
3991 attribute for Epiphany.
3993 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3995 * config/sh/sh-protos.h: Update copyright notice dates.
3996 * config/sh/sh.h: Likewise.
3997 * config/sh/sh.md: Likewise.
3998 * config/sh/constraints.md: Likewise.
3999 * config/sh/predicates.md: Likewise.
4001 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4003 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4004 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4006 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4008 * config/sh/constraints.md: Fix comment typo.
4010 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4013 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4014 unsigned HOST_WIDE_INT.
4015 (zvdep_imm64): Likewise.
4016 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4017 (vdepi_and): Likewise.
4018 Likewise for unamed 64-bit patterns.
4019 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4021 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4024 PR rtl-optimization/52417
4025 * cselib.c (cselib_any_perm_equivs): New variable.
4026 (cselib_reset_table): Check that it's not set when not
4027 preserving constants.
4028 (cselib_add_permanent_equiv): Set it.
4029 (cselib_have_permanent_equivalences): New.
4030 (cselib_init, cselib_finish): Reset it.
4031 * cselib.h (cselib_have_permanent_equivalences): Declare.
4032 * alias.c (get_addr): Restore earlier behavior when there
4033 aren't permanent equivalences.
4035 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4037 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4038 * config/v850/v850-modes.def: Fix copyright notice.
4040 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4042 * doc/extend.texi (AVR Built-in Functions): Document
4043 __builtin_avr_flash_segment.
4045 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4046 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4047 (*split.flash_segment): New insn-and-split.
4048 * config/avr/avr.c (avr_init_builtins): Add local variables:
4049 const_memx_void_node, const_memx_ptr_type_node,
4050 char_ftype_const_memx_ptr.
4052 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4054 PR tree-optimization/52445
4055 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4056 add ssa_name_ver, offset and size fields and change store field
4058 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4059 (add_or_mark_expr): Likewise. Only consider previous stores
4060 with the same size and offset.
4061 (nt_init_block): Only look at gimple_assign_single_p stmts,
4062 doesn't look at rhs2.
4064 2012-03-01 Richard Guenther <rguenther@suse.de>
4067 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4068 conversions from integral types to pointer types.
4070 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4072 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4073 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4074 unintentionally removed in r184616.
4076 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4078 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4081 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4082 Uros Bizjak <ubizjak@gmail.com>
4085 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4086 alternatives, add "e" constraint to the new last alternative
4087 and ! to last 3 alternatives.
4089 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4091 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4092 DW_AT_artificial attributes at the end of the processing.
4093 (gen_array_type_die): Likewise.
4094 (gen_enumeration_type_die): Likewise.
4095 (gen_struct_or_union_type_die): Likewise.
4096 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4099 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4102 * expr.c (expand_assignment): If doing misaligned store that doesn't
4103 cover all mode bits, perform a RMW cycle.
4105 PR tree-optimization/52429
4106 * tree-parloops.c (separate_decls_in_region_debug): Return early
4107 if var is LABEL_DECL.
4109 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4111 PR tree-optimization/52424
4112 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4113 calling dom_thread_across_edge.
4115 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4117 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4119 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4121 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4122 * config/avr/avr.c (avr_output_bld): Remove unused function.
4123 (avr_out_sbxx_branch): Use "%T" to print bit position.
4125 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4127 * config/avr/avr.md: Untabify.
4129 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4131 * config/avr/avr.md (eqne): New code iterator.
4132 (*dec-and-branchsi): Use it in text peephole's condition.
4133 (*dec-and-branchhi): Ditto.
4134 (*dec-and-branchqi): Ditto.
4136 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4139 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4140 the device does not have the skip-bug.
4142 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4144 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4145 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4146 -mpretend-cmove): New.
4148 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4151 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4152 doesn't count DEBUG_INSN refs.
4153 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4154 for DEBUG_INSN refs.
4156 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4160 2012-02-20 Richard Guenther <rguenther@suse.de>
4161 PR tree-optimization/52298
4162 * tree-vect-stmts.c (vectorizable_load): Properly use
4163 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4166 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4169 * gimple.h (gimple_in_transaction): New.
4170 (gimple_set_in_transaction): New.
4171 (struct gimple_statement_base): Add in_transaction field.
4172 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4174 (tree_ssa_lim_initialize): Compute transaction bits.
4175 * tree.h (compute_transaction_bits): Protoize.
4176 * trans-mem.c (tm_region_init): Use the heap to store BB
4178 (compute_transaction_bits): New.
4180 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4182 * gcc.c (display_help): Document --help=common and sort entries
4185 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4187 * doc/install.texi: Document check-$LANG specific shortcuts
4189 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4192 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4194 * config/arm/arm_neon.h: Regenerate.
4195 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4196 (neon_vcgeu): New insn.
4197 (neon_vcgtu): Likewise.
4198 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4199 (ops): Unsigned comparison intrinsics call a different
4202 2012-02-28 Richard Guenther <rguenther@suse.de>
4205 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4206 ordering for the VEC_CONCAT for two element vectors for
4207 V2SFmode, V2SImode and V2DImode.
4209 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4212 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4213 detecting big-endian triplets.
4215 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4217 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4218 mode if there is no type information available.
4220 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4222 PR tree-optimization/53207
4223 * doc/invoke.texi: Document as experimental and relying on graphite.
4225 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4227 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4228 of initializer to changes from r184614.
4230 2012-02-28 Richard Guenther <rguenther@suse.de>
4232 PR tree-optimization/52395
4233 * tree-sra.c (build_ref_for_offset): Also look at the base
4234 TYPE_ALIGN when figuring out the alignment of the replacement.
4236 2012-02-28 Richard Guenther <rguenther@suse.de>
4238 PR tree-optimization/52402
4239 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4240 mis-aligned types when creating the accesses at the call site.
4242 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4244 * config/avr/builtins.def: New file.
4245 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4246 * config/avr/avr.c (enum avr_builtin_id): Use it.
4247 (avr_init_builtins): Use it. And use avr_bdesc.
4248 (bdesc_1arg): Remove.
4249 (bdesc_2arg): Remove.
4250 (bdesc_3arg): Remove.
4251 (struct avr_builtin_description): Add field n_args.
4252 (avr_bdesc): New static variable using builtins.def.
4253 (avr_expand_builtin): Use it.
4254 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4255 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4256 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4258 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4261 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4262 match only one single hard register with respective hard reg rtx.
4263 (movmemx_<mode>): Ditto.
4264 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4265 insn anatomy of movmem[x]_<mode>.
4266 (avr_out_movmem): Same for printing assembler and operand usage.
4268 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4272 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4273 address spaces located outside of device flash.
4275 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4276 (mcu_type_s): Add field n_flash.
4277 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4278 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4279 (AVR_MCU): Add N_FLASH argument.
4280 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4281 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4282 macro __FLASH<n> if that address space makes sense for the device.
4283 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4284 outside of target flash.
4285 (avr_asm_named_section): Ditto.
4286 (avr_asm_select_section): Ditto.
4287 (avr_addr_space_convert): Ditto.
4288 (avr_emit_movmemhi): Ditto.
4289 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4290 address space is outside of device flash.
4291 (avr_insert_attributes): Ditto.
4292 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4293 avr_current_arch->n_segments.
4295 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4298 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4300 (*movabs<mode>_2): Likewise.
4302 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4305 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4306 s_register_operand in the test instead of REG_P. Don't call
4307 gen_reg_rtx if it won't be used.
4309 PR tree-optimization/52376
4310 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4312 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4314 * ifcvt.c (noce_get_condition): Check condition variable is not
4315 small_register_classes_for_mode_p before accepting.
4317 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4319 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4321 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4324 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4325 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4327 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4329 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4331 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4333 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4335 * config/sh/predicates.md: Remove blank lines.
4336 * config/sh/sh.c: Fix typos in comments.
4337 * config/sh/constraints.md: Likewise.
4338 * config/sh/sh.md: Remove blank lines.
4339 Fix typos in comments. Use ;; as comment characters.
4341 2012-02-26 Walter Lee <walt@tilera.com>
4343 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4344 (replace_mov_pcrel_step2): Ditto.
4346 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4349 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4350 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4351 and locs that reference values newer than the non-canonical value
4352 at hand. Return the canonical value as a worst case.
4353 (memrefs_conflict_p): Walk canonical value's locs.
4356 * cselib.c (preserve_only_constants): Rename to...
4357 (preserve_constants_and_equivs): ... this. Split out...
4358 (invariant_or_equiv_p): ... this. Preserve plus expressions
4359 of other preserved expressions too.
4360 (cselib_reset_table): Adjust.
4361 * var-tracking.c (reverse_op): Use canonical value to build
4364 2012-02-23 Kai Tietz <ktietz@redhat.com>
4366 * config/i386/i386.c (ix86_delegitimize_address): Handle
4367 UNSPEC_PCREL plus displacement.
4369 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4372 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4373 to test for unusedness in st X addressing.
4375 2012-02-24 Richard Guenther <rguenther@suse.de>
4378 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4379 (is_gimple_reg_type): Move inline ...
4380 * gimple.h (is_gimple_reg_type): ... here.
4382 2012-02-24 Richard Guenther <rguenther@suse.de>
4385 * passes.c (execute_function_todo): When verifying SSA form
4386 verify gimple form first.
4387 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4389 2012-02-24 Richard Guenther <rguenther@suse.de>
4392 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4393 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4395 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4397 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4399 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4401 * tree-phinodes.c (make_phi_node): Mark static.
4402 * tree-flow.h (make_phi_node): Remove extern decl.
4403 * doc/gimple.texi (make_phi_node): Remove documentation.
4405 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4407 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4408 * tree-ssa-sccvn.c (print_scc): Ditto.
4410 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4412 * doc/passes.texi (Full redundancy elimination): Fix typo.
4414 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4416 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4418 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4421 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4423 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4426 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4428 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4430 * config/avr/avr.md (code_stdname): Add ior, xor.
4431 (xior): New code iterator.
4432 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4433 (*<code_stdname><mode>qi.byte1-3): Ditto.
4435 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4437 PR tree-optimization/52019
4438 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4441 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4443 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4444 HAVE_INITFINI_ARRAY to work around namespace pollution in
4445 certain versions of newlib system headers.
4446 * config.in: Regenerate.
4447 * configure: Regenerate.
4448 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4449 instead of HAVE_INITFINI_ARRAY.
4451 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4454 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4455 is not offsettable memory reference.
4457 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4460 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4461 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4463 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4465 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4466 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4468 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4470 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4471 library on Solaris 8 even without TLS support.
4472 * configure: Regenerate.
4474 2012-02-22 Richard Guenther <rguenther@suse.de>
4477 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4478 for GIMPLE_DEBUG stmts.
4480 2012-02-22 Martin Jambor <mjambor@suse.cz>
4483 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4484 according to the base object.
4486 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4488 PR rtl-optimization/50063
4489 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4490 and 2 (8-bit SP) in operand 2.
4491 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4492 setup to use movhi_sp_r instead of vanilla move to write SP.
4493 Adjust REG_CFA notes to superseed unspec.
4494 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4496 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4497 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4498 irq_state 1 (IRQ known to be on) here.
4500 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4502 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4504 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4505 assign_hard_reg): Likewise.
4507 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4509 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4511 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4514 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4515 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4517 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4519 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4520 prototype from here to...
4521 * config/avr/avr.h: ...here.
4523 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4526 * thumb2.md (thumb2_shiftsi3_short): Split register and
4527 immediate shifts. For register shifts tie operands 0 and 1.
4528 (peephole2 for above): Check that register-controlled shifts
4529 have suitably tied operands.
4531 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4534 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4535 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4536 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4537 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4538 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4539 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4540 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4541 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4542 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4543 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4544 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4545 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4546 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4547 bdver1_ssevector_avx256_unaligned_load,
4548 bdver1_ssevector_sse128_unaligned_load,
4549 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4550 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4551 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4552 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4553 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4554 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4555 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4556 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4557 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4558 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4559 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4560 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4561 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4562 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4563 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4564 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4565 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4566 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4567 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4568 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4569 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4570 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4571 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4572 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4573 bdver1_ssediv_double_load, bdver1_ssediv_double,
4574 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4575 Add "bdver2" attribute.
4577 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4579 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4580 default if possible and not specified otherwise.
4582 2012-02-21 Richard Guenther <rguenther@suse.de>
4585 * gimplify.c (create_tmp_from_val): Use the main variant type
4586 for the type of the temporary we create.
4588 2012-02-21 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/52324
4591 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4592 do not gimplify a MEM_REF address operand if it is already
4595 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4597 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4598 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4600 2012-02-21 Richard Guenther <rguenther@suse.de>
4602 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4603 nested_in_vect_loop.
4605 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4607 PR tree-optimization/52318
4608 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4609 vdef also to non-pure/const call stmts in the sequence.
4611 2012-02-20 David S. Miller <davem@davemloft.net>
4613 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4614 don't use the "rd %pc" instruction on v9 for PIC register loads.
4616 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4619 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4620 in a transaction safe function.
4622 2012-02-20 Kai Tietz <ktietz@redhat.com>
4625 * stor-layout.c (place_field): Handle desired_align for
4628 2012-02-20 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/52298
4631 * tree-vect-stmts.c (vectorizable_store): Properly use
4632 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4634 (vectorizable_load): Likewise.
4635 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4636 Access DR_STEP after ensuring it is not NULL.
4638 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4640 PR tree-optimization/52286
4641 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4642 optimization use double_int_to_tree instead of build_int_cst_wide,
4643 rewrite to use double_int vars.
4645 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4648 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4650 Remove -e 0 from $gcc_cv_ld invocation.
4651 Only use __GLIBC_PREREQ if defined.
4652 Enable on Solaris since Solaris 8 patch.
4653 (gcc_SUN_LD_VERSION): New macro.
4654 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4655 gcc_SUN_LD_VERSION for version number format.
4656 * configure: Regenerate.
4657 * varasm.c (get_elf_initfini_array_priority_section): Set
4658 SECTION_NOTYPE for non-default priority.
4659 Use get_section instead of get_unnamed_section to emit
4660 .init_array/.fini_array with default priority.
4662 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4664 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4665 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4666 (mips_start_unique_function, mips_output_mips16_rdhwr)
4667 (mips_code_end): New functions.
4668 (TARGET_ASM_CODE_END): Define.
4670 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4672 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4673 to stubs with non-sibling calls.
4675 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4677 * doc/invoke.texi (-fira-* options): Copy-edit.
4678 (ira-* parameters): Copy-edit.
4680 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4682 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4683 GCC coding conventions.
4685 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4687 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4688 when used as adjectives.
4690 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4692 * doc/invoke.texi: Clean up "that"/"which" confusion.
4694 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4696 * system.h: Poison SMALL_REGISTER_CLASSES
4697 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4698 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4700 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4702 PR tree-optimization/52285
4703 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4704 when deciding if a call is a tail call or tail recursion.
4706 2012-02-16 Kai Tietz <ktietz@redhat.com>
4708 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4709 interger-constant displacement for UNSPEC_PCREL.
4711 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4713 PR rtl-optimization/52208
4714 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4715 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4717 PR tree-optimization/52255
4718 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4719 loop->header has virtual PHI, but exit_e->dest doesn't, add
4720 virtual PHI to exit_e->dest and adjust all uses after the loop.
4723 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4724 children with clone_tree_hash, not after it.
4726 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4728 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4729 extended identifiers.
4731 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4734 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4735 a same_body_alias, also test whether e->callee isn't a former
4736 or current clone of the decl this is a same body alias of.
4738 PR translation/52264
4739 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4741 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4743 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4745 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4748 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4749 force_reg instead of copy_to_reg for better optimization. Force
4750 non-register or memory operands into a register.
4752 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4754 * extend.texi: Reserve upper bits of memory model for future use.
4756 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4757 Anatoly Sokolov <aesok@post.ru>
4758 Eric Weddington <eric.weddington@atmel.com>
4761 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4762 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4763 Rewrite initializers for .macro.
4764 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4765 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4766 atxmega32d4, atxmega32x1.
4767 avrxmega4: atxmega64a3, atxmega64d3.
4768 avrxmega5: atxmega64a1, atxmega64a1u.
4769 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4770 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4771 avrxmega7: atxmega128a1, atxmega128a1u.
4772 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4773 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4774 (struct base_arch_s): Rename reserved to xmega_p.
4775 Rename reserved2 to have_rampd.
4776 (AVR_XMEGA): New define.
4777 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4778 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4779 * config/avr/predicates.md (io_address_operand): Take into
4781 (low_io_address_operand): Ditto.
4782 (high_io_address_operand): Ditto.
4783 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4784 (enabled, movhi_sp_r): Use them.
4785 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4786 cpp_define_formatted to built-in define __AVR_ARCH__.
4787 (__AVR_XMEGA__): New built-in define.
4788 (__AVR_HAVE_RAMPD__): New built-in define.
4789 (__AVR_HAVE_RAMPX__): New built-in define.
4790 (__AVR_HAVE_RAMPY__): New built-in define.
4791 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4793 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4794 (avr_option_override): Initialize them.
4795 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4796 (avr_init_expanders): Initialize them. No more block several calls.
4797 (emit_push_sfr): New static function.
4798 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4800 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4801 (avr_print_operand): Print addreeses as symbols for
4802 RAMPX, RAMPY, RAMPD, CCP.
4803 (output_movhi): Handle AVR_XMEGA when writing to SP.
4804 (avr_out_movhi_mr_r_xmega): New static function.
4805 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4806 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4807 __RAMPD__, __CCP__ as needed.
4809 * config/avr/multilib.h: Regenerate.
4810 * config/avr/t-multilib: Regenerate.
4811 * config/avr/avr-tables.opt: Regenerate.
4813 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4815 PR tree-optimization/50561
4816 * graphite-flattening.c (lst_project_loop): Do not
4817 remove old scattering dimensions after flattening.
4818 (lst_do_flatten): Likewise.
4820 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4822 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4823 __builtin_avr_map8, __builtin_avr_map16.
4824 Document __builtin_avr_insert_bits.
4826 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4827 (insert_bits): New insn.
4828 (adjust_len.map_bits): Rename to insert_bits.
4829 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4830 * avr-protos.h (avr_out_map_bits): Remove.
4831 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4832 * config/avr/constraints.md (Cxf,C0f): New.
4833 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4834 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4835 New built-in define __BUILTIN_AVR_INSERT_BITS.
4836 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4837 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4838 (avr_move_bits): Rewrite.
4839 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4841 (avr_map_op_t): New typedef.
4842 (avr_map_op): New static variable.
4843 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4844 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4845 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4846 (bdesc_3arg, avr_expand_triop_builtin): New.
4847 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4848 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4849 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4850 (avr_map_equal_p, avr_map_sig_p): Remove.
4851 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4852 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4853 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4854 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4855 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4856 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4858 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4860 * config/c6x/c6x.md (reserve_cycles): New attribute.
4861 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4862 don't reserve functional units after the branch occurs.
4864 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4867 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4868 functions into non-tm_pure functions.
4870 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4873 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4874 (iterative_hash_canonical_type): Likewise.
4875 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4878 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4880 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4881 sched-group insn, it either remains alone or the entire list is pruned.
4883 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4885 * doc/install.texi (Prerequisites): Fix grammar.
4886 (Configuration): Likewise.
4888 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4890 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4891 MPC as part of GCC before describing configuring with --with-gmp etc.
4892 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4893 sources are present.
4895 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4898 * dwarf2out.c (clone_tree_hash): New function.
4899 (copy_decls_walk): Use it instead of clone_tree.
4901 2012-02-14 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/52244
4904 PR tree-optimization/51528
4905 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4906 replacements for integral types.
4908 2012-02-14 Walter Lee <walt@tilera.com>
4910 * config.gcc: Handle tilegx and tilepro.
4911 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4913 Add HAVE_AS_TLS check for tilegx and tilepro.
4914 * configure: Regenerate.
4915 * doc/contrib.texi: Add Mat Hostetter and self.
4916 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4917 Document instruction intrinsics and network accessing intrinsics.
4918 (TILEPro Built-in Functions): New node. Document instruction
4919 intrinsics and network accessing intrinsics.
4920 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4921 (Specific, tilepro-*-linux*): Likewise.
4922 * doc/invoke.texi (TILE-Gx Options): New section.
4923 (TILEPro Options): New section.
4924 * doc/md.texi (TILE-Gx): New section.
4925 (TILEPro): New section.
4926 * common/config/tilegx/tilegx-common.c: New file.
4927 * common/config/tilepro/tilepro-common.c: New file.
4928 * config/tilegx/constraints.md: New file.
4929 * config/tilegx/linux.h: New file.
4930 * config/tilegx/mul-tables.c: New file.
4931 * config/tilegx/predicates.md: New file.
4932 * config/tilegx/sync.md: New file.
4933 * config/tilegx/t-tilegx: New file.
4934 * config/tilegx/tilegx-builtins.h: New file.
4935 * config/tilegx/tilegx-c.c: New file.
4936 * config/tilegx/tilegx-generic.md: New file.
4937 * config/tilegx/tilegx-modes.def: New file.
4938 * config/tilegx/tilegx-multiply.h: New file.
4939 * config/tilegx/tilegx-protos.h: New file.
4940 * config/tilegx/tilegx.c: New file.
4941 * config/tilegx/tilegx.h: New file.
4942 * config/tilegx/tilegx.md: New file.
4943 * config/tilegx/tilegx.opt: New file.
4944 * config/tilepro/constraints.md: New file.
4945 * config/tilepro/gen-mul-tables.cc: New file.
4946 * config/tilepro/linux.h: New file.
4947 * config/tilepro/mul-tables.c: New file.
4948 * config/tilepro/predicates.md: New file.
4949 * config/tilepro/t-tilepro: New file.
4950 * config/tilepro/tilepro-builtins.h: New file.
4951 * config/tilepro/tilepro-c.c: New file.
4952 * config/tilepro/tilepro-generic.md: New file.
4953 * config/tilepro/tilepro-modes.def: New file.
4954 * config/tilepro/tilepro-multiply.h: New file.
4955 * config/tilepro/tilepro-protos.h: New file.
4956 * config/tilepro/tilepro.c: New file.
4957 * config/tilepro/tilepro.h: New file.
4958 * config/tilepro/tilepro.md: New file.
4959 * config/tilepro/tilepro.opt: New file.
4961 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4963 PR tree-optimization/52210
4964 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4965 vect_model_simple_cost with two entry vect_def_type array instead
4966 of an address of dt.
4968 2012-02-14 Richard Guenther <rguenther@suse.de>
4971 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4972 Do not stream DECL_QUALIFIER.
4973 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4974 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4975 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4977 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4980 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4983 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4986 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4987 * cselib.c (cselib_subst_to_values_from_insn): New function.
4988 * sched-deps.c (add_insn_mem_dependence,
4989 sched_analyze_1, sched_analyze_2): Use it.
4991 2012-02-13 Jan Hubicka <jh@suse.cz>
4994 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4996 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4998 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4999 (GTM_SELF_SPECS): Define if not already defined.
5000 (driver_self_specs): Add GTM_SELF_SPECS.
5001 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5002 (GTM_SELF_SPECS): Define.
5003 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5004 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5006 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5008 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5011 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5014 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5015 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5017 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5020 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5022 2012-02-13 Richard Guenther <rguenther@suse.de>
5024 PR translation/52211
5025 * passes.c (enable_disable_pass): Fix typo.
5027 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5030 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5031 XOR for reduce_bit_field if type is unsigned.
5033 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5035 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5036 disallow changes from SFmode to mode with different size in FP regs.
5038 2012-02-12 Robert Millan <rmh@gnu.org>
5039 Gerald Pfeifer <gerald@pfeifer.com>
5041 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5044 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5046 PR rtl-optimization/52175
5047 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5048 to frame-related instructions.
5050 2012-02-10 Jason Merrill <jason@redhat.com>
5053 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5054 (demangle_new_symbols): Fill it.
5055 (scan_linker_output): Walk it.
5056 (start_tweaking): Split out from scan_linker_output.
5057 (maybe_tweak): Update sym->chosen.
5058 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5060 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5063 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5065 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5067 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5068 having the same mode as previous compare.
5070 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5072 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5073 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5074 (nonlocal_goto_internal): Likewise.
5075 (nonlocal_goto): Emit a use and an indirect jump directly.
5077 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5080 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5081 __atomic_{is,always}_lock_free.
5083 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5086 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5087 negative constant address for x32.
5089 2012-02-10 Richard Henderson <rth@redhat.com>
5091 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5092 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5093 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5095 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5096 Ira Rosen <irar@il.ibm.com>
5098 PR tree-optimization/50031
5099 * targhooks.c (default_builtin_vectorization_cost): Handle
5101 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5102 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5103 all types of reduction and pattern statements.
5104 (vect_estimate_min_profitable_iters): Likewise.
5105 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5106 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5107 for explicit realigns.
5108 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5109 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5111 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5112 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5113 vec_perm for VSX and handle vec_promote_demote.
5115 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5118 * builtins.c (fold_builtin_atomic_always_lock_free,
5119 expand_builtin_atomic_always_lock_free,
5120 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5121 Return and/or test boolean_true_node/boolean_false_node instead of
5122 integer_one_node/integer_zero_node.
5124 2012-02-10 Jan Hubicka <jh@suse.cz>
5127 * predict.c (predict_paths_for_bb): Prevent looping.
5128 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5130 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5132 * config/arm/arm.c (output_move_double): In one case properly
5133 count number of instructions that will be emitted.
5135 2012-02-10 Richard Guenther <rguenther@suse.de>
5137 PR translation/52193
5138 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5140 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5143 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5145 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5148 * var-tracking.c (emit_note_insn_var_location): If
5149 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5150 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5151 non-NOTE_DURING_CALL_P insn.
5153 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5156 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5158 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5161 * gcc.c (switch_matches) Support switches with separated form,
5164 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5166 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5168 (RAMPZ_ADDR): Ditto.
5169 * config/avr/avr.c (avr_addr_t): New typedef.
5170 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5171 (avr_init_expanders): Initialize it.
5172 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5174 (expand_epilogue): Ditto.
5175 (avr_print_operand): Ditto.
5176 (avr_file_start): Ditto.
5177 (avr_emit_movmemhi): Ditto.
5179 2012-02-08 Richard Guenther <rguenther@suse.de>
5181 PR tree-optimization/46886
5182 * tree-flow.h (do_while_loop_p): Declare.
5183 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5184 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5186 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5188 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5189 always succeed for integers larger than a native word.
5191 2012-02-08 Richard Guenther <rguenther@suse.de>
5193 PR rtl-optimization/52170
5194 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5195 properly handle integer vector modes.
5197 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5199 PR gcov-profile/52150
5200 * coverage.c: Include target.h.
5201 (build_var): Call targetm.strip_name_encoding on the assembler name.
5202 Change one _ into . or $ if the target allows it.
5203 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5205 PR rtl-optimization/52139
5206 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5207 is a BARRIER after emit_insn_after_noloc, move BB_END
5208 to the last non-BARRIER insn before it.
5210 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5213 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5214 (mips_gimplify_va_arg_expr): Call it instead of
5215 std_gimplify_va_arg_expr.
5217 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5219 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5220 message for -mno-pointers-to-nested-function.
5222 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5225 * expr.c (get_inner_reference): If there is an offset, add a negative
5226 bit position to it (if any).
5228 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5230 PR rtl-optimization/52060
5231 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5232 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5233 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5234 and/or i0src_copy2 when needed.
5236 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5238 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5239 or LTOPLUGINSONAME if have_c.
5241 * config/freebsd-spec.h: Add comment about what macros can be defined
5243 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5244 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5247 2012-02-07 Richard Guenther <rguenther@suse.de>
5249 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5250 newline in -alias dumps.
5252 2012-02-07 Kai Tietz <ktietz@redhat.com>
5253 Dave Korn <dave.korn.cygwin@gmail.com>
5256 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5257 Take care that typinfo gets dllexport-attribute.
5259 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5262 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5263 if modifier < EXPAND_SUM call force_operand on the result.
5265 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5267 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5268 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5270 (epiphany_function_type): Replace types for specific interrupts with
5271 EPIPHANY_FUNCTION_INTERRUPT.
5272 (EPIPHANY_INTERRUPT_P): Update.
5273 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5274 New static function.
5275 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5276 <disinterrupt>: Affects type identity.
5277 (epiphany_handle_interrupt_attribute): Handle variable number of
5279 (epiphany_compute_function_type): Update for new
5280 epiphany_function_type definition.
5281 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5282 handlers with a longcall forwarder.
5283 (epiphany_start_function): Handle multiple interrupt arguments and/or
5284 forwarder_section attribute.
5286 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5289 2012-02-07 Alan Modra <amodra@gmail.com>
5292 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5295 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5297 PR tree-optimization/50969
5298 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5299 use vec_perm rather than vector_stmt.
5300 (vect_model_load_cost): Likewise.
5301 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5302 vec_perm to be the same as other vector statements.
5303 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5304 cost of vec_perm for TARGET_VSX.
5306 2012-02-06 Richard Guenther <rguenther@suse.de>
5308 PR tree-optimization/52115
5309 * tree-sra.c (access_has_replacements_p): New function.
5310 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5312 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5315 * trans-mem.c (expand_call_tm): Add an assertion.
5316 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5319 2012-02-06 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/50955
5322 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5323 raise cost of expressions that replace an address with an
5324 expression based on a different pointer.
5326 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5329 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5330 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5332 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5335 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5336 -Weffc++ and specify guidelines come from second edition.
5338 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5340 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5341 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5342 (call_direct_split, call_value_split, call_value_internal_direct)
5343 (call_value_direct_split, call_value_multiple_split): Use jal and
5344 jal_macro attributes.
5346 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5348 * reload1.c (reload_regs_reach_end_p): Replace with...
5349 (reload_reg_rtx_reaches_end_p): ...this function.
5350 (new_spill_reg_store): Update commentary.
5351 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5352 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5353 before setting new_spill_reg_store.
5354 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5355 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5356 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5357 for non-spill reload registers.
5359 2012-02-05 Ira Rosen <irar@il.ibm.com>
5361 PR tree-optimization/52091
5362 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5363 (vect_is_simple_use_1): Likewise.
5364 * tree-vect-loop.c (vectorizable_reduction): Update calls
5365 to vect_is_simple_use_1 and vect_is_simple_use.
5366 (vectorizable_live_operation): Likewise.
5367 * tree-vect-patterns.c (widened_name_p,
5368 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5369 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5370 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5371 vectorizable_shift,vectorizable_operation, vectorizable_store,
5372 vectorizable_load): Likewise.
5373 (vect_is_simple_cond): Add an argument, pass it to
5374 vect_is_simple_use_1.
5375 (vectorizable_condition): Update calls to vect_is_simple_cond,
5377 (vect_is_simple_use): Add an argument, the statement in which
5378 OPERAND is used. Check that if OPERAND's def stmt is a double
5379 reduction phi node, the use is a phi node too.
5380 (vect_is_simple_use_1): Add an argument, pass it to
5382 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5383 to vect_is_simple_use.
5385 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5387 PR rtl-optimization/52095
5388 * modulo-sched.c (dump_insn_locator): New function.
5389 (loop_canon_p, sms_schedule): Use it.
5391 PR rtl-optimization/52113
5392 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5393 even for decomposable shift/zext insns.
5395 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5396 Zdenek Dvorak <ook@ucw.cz>
5398 PR rtl-optimization/52092
5399 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5400 on get_iv_value result.
5402 2012-02-02 Andrew Pinski <apinski@cavium.com>
5406 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5408 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5411 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5413 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5415 PR rtl-optimization/49800
5416 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5417 (sched_finish): Call regstat_free_n_sets_and_refs.
5419 2012-02-02 Jia Liu <proljc@gmail.com>
5421 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5424 2012-02-02 Jan Hubicka <jh@suse.cz>
5425 Tom de Vries <tom@codesourcery.com>
5428 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5429 * varpool.c (varpool_analyze_pending_decls): Likewise.
5431 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5432 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5434 * config.gcc: Add cr16-* support.
5436 * doc/extend.texi: Document cr16 extensions.
5437 * doc/install.texi: Document cr16 install.
5438 * doc/invoke.texi: Document cr16 options.
5439 * doc/md.texi: Document cr16 constraints.
5441 * common/config/cr16/cr16-common.c: New file.
5442 * config/cr16/cr16.c: New file.
5443 * config/cr16/cr16.h: New file.
5444 * config/cr16/cr16.md: New file.
5445 * config/cr16/cr16.opt: New file.
5446 * config/cr16/cr16-protos.h: New file.
5447 * config/cr16/predicates.md: New file.
5448 * config/cr16/constraints.md: New file.
5449 * config/cr16/t-cr16: New file.
5451 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5454 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5455 that operands[2] is either immediate, or q_regs_operand.
5457 PR tree-optimization/52073
5458 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5459 a pattern stmt for pattern uses, ignore uses outside of the loop.
5461 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5463 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5464 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5465 (OUT_AS1, OUT_AS2): Remove.
5467 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5469 PR rtl-optimization/51374
5470 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5471 to cross other volatile_refs_p insns.
5473 2012-02-01 Richard Guenther <rguenther@suse.de>
5475 * doc/invoke.texi (fno-inline): Clarify documentation.
5476 (finline-small-functions): Likewise.
5477 (finline-functions): Likewise.
5478 * common.opt (finline): Adjust comment and documentation.
5479 (finline-small-functions): Clarify documentation.
5480 (finline-functions): Likewise.
5481 (finline-functions-called-once): Likewise.
5483 2012-02-01 Tristan Gingold <gingold@adacore.com>
5485 * c-typeck.c (composite_type): Keep mode for pointers.
5487 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5489 * function.h (regno_reg_rtx): Adjust comment.
5490 * reginfo.c (init_reg_modes_target): Only use the previous mode
5491 if it fits within one register. Remove MIPS comment.
5493 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5496 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5498 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5500 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5501 to srak instruction.
5503 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5505 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5507 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5512 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5514 2012-01-31 Richard Guenther <rguenther@suse.de>
5516 PR tree-optimization/51528
5517 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5520 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5525 * ree.c (add_removable_extension): Change def_map argument
5526 to unsigned *, store in def_map 1 + offset into *insn_list vector
5527 instead of pointers into the vector.
5528 (find_removable_extensions): Adjust caller.
5530 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5532 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5533 Transform all "* quoted-c-code" to { c-code }.
5534 Remove redundant test for "optimize" in combine patterns.
5535 Move (include "avr-dimode.md") to end of file.
5537 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5540 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5541 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5543 2012-01-30 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/52028
5546 * tree-loop-distribution.c (ldist_gen): Properly update
5549 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5552 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5553 set_cur_line_info_table if not emitting debug info.
5555 PR tree-optimization/52046
5556 * tree-vect-patterns.c (check_bool_pattern): Give up if
5557 a comparison could throw.
5560 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5562 2012-01-30 Richard Guenther <rguenther@suse.de>
5564 PR tree-optimization/52045
5565 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5566 SSA form if cfgcleanup did anything.
5568 2012-01-30 Richard Guenther <rguenther@suse.de>
5570 PR tree-optimization/52045
5571 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5572 before computing final todo.
5574 2012-01-30 Richard Guenther <rguenther@suse.de>
5576 PR tree-optimization/51528
5577 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5580 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5582 * df-problems.c (df_kill_notes): Check that the use refers
5583 to the note under examination.
5585 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5588 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5589 parameter and use short-lived pseudos.
5590 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5591 (sparc_expand_vector_init): Const-ify local variables and adjust
5592 calls to above functions.
5594 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5596 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5598 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5600 * doc/invoke.texi: Make usage of "compile time" and
5601 "run time"/"runtime" consistent throughout the file.
5603 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5605 * config/alpha/alpha.c (alpha_option_override): Default to
5606 full IEEE compliance mode for Go language.
5608 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5610 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5611 (LINK_SSP_SPEC): Define.
5613 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5616 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5619 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5621 * doc/invoke.texi: Correct hyphenation of "floating point",
5622 "double precision", and related terminology throughout the file.
5624 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5627 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5628 arm_general_register_operand predicate for operand 2 instead of
5631 2012-01-27 Ian Lance Taylor <iant@google.com>
5634 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5635 * builtins.c (expand_builtin_init_trampoline): Add onstack
5636 parameter. Change caller.
5637 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5638 * tree.c (build_common_builtin_nodes): Declare
5639 __builtin_init_heap_trampoline.
5641 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5643 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5644 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5645 * config/avr/avr.c: Ditto.
5646 (avr_regnames): Remove because unused.
5647 * config/avr/avr.md (*cpse.ne): New peephole.
5648 (*cpse.eq): New peephole from former cpse peepholes.
5650 2012-01-27 Michael Eager <eager@eagercon.com>
5652 * config/microblaze.c (microblaze_emit_compare): Correct
5653 test after pcmp instruction.
5655 2012-01-27 Richard Guenther <rguenther@suse.de>
5657 PR tree-optimization/52020
5658 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5660 2012-01-27 Richard Guenther <rguenther@suse.de>
5662 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5663 function non-const/pure.
5665 2012-01-27 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/50444
5668 * tree-sra.c (build_ref_for_offset): Properly adjust the
5669 MEM_REF type for unaligned accesses.
5671 2012-01-27 Richard Guenther <rguenther@suse.de>
5673 PR tree-optimization/50444
5674 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5675 (expand_assignment): Use it. Properly handle misaligned
5676 bases when expanding stores to component references.
5677 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5680 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5683 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5684 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5685 * tree-data-ref.c (find_data_references_in_loop): Make static.
5686 (compute_all_dependences): Change return type to bool. Bail out
5687 for too many datarefs in a loop. Move the hunk resetting the data
5688 dependences vector from ...
5689 (compute_data_dependences_for_loop): ... here. Account for
5690 compute_all_dependences returning false.
5691 (compute_data_dependences_for_bb): Likewise.
5692 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5693 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5695 2012-01-27 Richard Guenther <rguenther@suse.de>
5698 * expr.c (store_field): Use the alias-set of the scratch memory
5701 2012-01-27 Tom de Vries <tom@codesourcery.com>
5703 PR tree-optimization/51990
5704 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5706 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5708 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5711 * var-tracking.c (reverse_op): Don't add any reverse operation
5712 if V already has any constant locations.
5714 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5716 * doc/invoke.texi: Correct usage of "command line" (noun)
5717 vs "command-line" (adjective) throughout.
5719 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5721 * doc/invoke.texi (Language Independent Options): Move
5722 -Wcoverage-mismatch blurb from here....
5723 (Warning Options): ...to here.
5725 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5727 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5728 Set rs6000_always_hint to false for 476.
5730 2012-01-27 Matthias Klose <doko@ubuntu.com>
5732 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5734 * incpath.c (add_standard_paths): Likewise.
5736 2012-01-27 Richard Henderson <rth@redhat.com>
5738 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5739 * config/m68k/sync.md (atomic_test_and_set): Rename from
5740 sync_test_and_setqi and adjust the operands.
5741 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5742 and unconditionally enable.
5744 2012-01-27 Richard Henderson <rth@redhat.com>
5746 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5747 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5748 (ldstub): Rename from ldstubqi.
5749 (ldstub<I24MODE>): Remove.
5751 2012-01-27 Richard Henderson <rth@redhat.com>
5753 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5754 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5755 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5756 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5757 * doc/tm.texi: Rebuild.
5759 2012-01-27 Richard Henderson <rth@redhat.com>
5761 * optabs.c (gen_atomic_test_and_set): Remove default.
5762 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5764 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5766 PR rtl-optimization/51978
5767 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5768 (combine_reaching_defs): Likewise.
5769 (struct re_info): Remove.
5770 (add_removable_extension): Remove x and data arguments,
5771 add insn, insn_list and def_map. Use the arguments directly
5772 instead of using struct re_info.
5773 (find_removable_extensions): Don't call add_removable_extension
5774 through note_stores, instead just call it with single_set
5776 (find_and_remove_re): Pass curr_cand->expr instead of
5777 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5779 2012-01-26 Michael Matz <matz@suse.de>
5781 PR tree-optimization/46590
5782 * cfgexpand.c: Revert last change (r183305).
5783 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5785 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5786 checking for emptiness.
5788 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5791 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5792 non-addressable non-BLKmode base correctly.
5794 2012-01-26 Michael Matz <matz@suse.de>
5796 PR tree-optimization/48794
5797 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5798 regions referenced from RESX/EH_DISPATCH.
5800 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5802 * config/s390/s390.h: Make BRANCH_COST an option.
5803 * config/s390/s390.opt: New option -mbranch-cost.
5805 2012-01-26 Richard Henderson <rth@redhat.com>
5807 Revert 2012-01-24 change:
5808 * trans-mem.c (requires_barrier): Do not instrument thread local
5809 variables and emit save/restore for them.
5811 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5814 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5817 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5819 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5822 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5825 Rename __pgm to __flash.
5826 Rename __pgm1 to __flash1.
5827 Rename __pgm2 to __flash2.
5828 Rename __pgm3 to __flash3.
5829 Rename __pgm4 to __flash4.
5830 Rename __pgm5 to __flash5.
5831 Rename __pgmx to __memx.
5832 * doc/extend.texi (AVR Named Address Spaces)
5833 Rename address space names as indicated above.
5834 * config/avr/avr.c (avr_addrspace): Ditto.
5836 * config/avr/avr-protos.h
5837 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5838 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5839 * config/avr/predicates.md: Ditto.
5840 * config/avr/avr.c Ditto, and
5841 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5842 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5844 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5845 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5846 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5847 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5848 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5849 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5850 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5851 * config/avr/avr.c: Ditto.
5852 * config/avr/avr.md: Ditto.
5854 2012-01-25 Jason Merrill <jason@redhat.com>
5857 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5859 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5861 PR tree-optimization/51987
5862 * tree-data-ref.c (get_references_in_stmt): Handle references in
5863 non-volatile GIMPLE_ASM.
5865 2012-01-25 Richard Guenther <rguenther@suse.de>
5867 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5868 bases are dereferenced.
5870 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5872 PR rtl-optimization/48374
5873 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5875 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5877 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5878 compute_data_dependences_for_loop returns false.
5879 * tree-parloops.c (loop_parallel_p): Likewise.
5881 2012-01-25 Richard Guenther <rguenther@suse.de>
5883 * tree.h (get_pointer_alignment_1): Declare.
5884 * builtins.c (get_pointer_alignment_1): New function.
5885 (get_pointer_alignment): Use it.
5887 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5889 PR rtl-optimization/48308
5890 * combine.c (enum undo_kind): Add UNDO_LINKS.
5891 (struct undo): Add member l to other_contents and where.
5892 (do_SUBST_LINK): New.
5894 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5895 (undo_all): Handle UNDO_LINKS.
5897 2012-01-25 Richard Henderson <rth@redhat.com>
5899 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5902 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5904 * optabs.c (gen_atomic_test_and_set): Use each argument.
5906 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5908 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5909 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5910 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5911 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5912 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5913 TARGET_PAIRED_SINGLE_FLOAT.
5915 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5917 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5918 (in_struct, return_val): Remove MEM documentation.
5919 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5920 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5921 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5923 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5924 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5925 * expr.c (store_field): Likewise.
5926 * function.c (assign_stack_temp_for_type): Likewise.
5927 * ifcvt.c (noce_try_cmove_arith): Likewise.
5928 * reload1.c (reload): Likewise.
5929 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5930 (alpha_set_memflags): Likewise.
5931 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5933 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5935 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5937 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5938 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5939 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5941 * cselib.c (cselib_rtx_varies_p): Delete.
5942 (cselib_invalidate_mem): Update call to canon_true_dependence.
5943 * dse.c (record_store, check_mem_read_rtx): Likewise.
5944 (scan_reads_nospill): Likewise.
5945 * cse.c (check_dependence): Likewise.
5946 (cse_rtx_varies_p): Delete.
5947 * expr.c (safe_from_p): Update call to true_dependence.
5948 * ira.c (validate_equiv_mem_from_store): Likewise.
5949 (memref_referenced_p): Likewise.
5950 * postreload-gcse.c (find_mem_conflicts): Likewise.
5951 * sched-deps.c (sched_analyze_2): Likewise.
5952 * store-motion.c (load_kills_store): Likewise.
5953 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5954 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5955 (compute_transp): Update call to canon_true_dependence.
5957 2012-01-25 Richard Henderson <rth@redhat.com>
5959 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5960 (maybe_emit_atomic_test_and_set): New.
5961 (expand_sync_lock_test_and_set): Use it.
5962 (expand_atomic_test_and_set): Likewise.
5963 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5964 the implementation; clarify implementation defined details.
5965 * doc/md.texi (atomic_test_and_set): Document.
5967 2012-01-25 Richard Henderson <rth@redhat.com>
5969 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5971 2012-01-25 Richard Henderson <rth@redhat.com>
5974 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5975 to effect no-op split.
5977 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5980 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5981 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5982 (BT_FN_VOID_PTR_INT_SIZE): New.
5983 (BT_FN_UINT_UINT_VAR): Remove.
5984 (BT_FN_UINT32_UINT32_VAR): New.
5985 (BT_FN_DOUBLE_VPTR): Remove.
5986 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5988 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5989 (_ITM_changeTransactionMode): Same.
5990 (_ITM_memmoveRtWt): Change return type to void.
5991 (_ITM_memcpyRtWt): Same.
5992 (_ITM_memsetW): Same.
5993 (_ITM_RaRD): Change types to double.
5998 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6000 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6001 Patrick Marlier <patrick.marlier@gmail.com>
6003 * trans-mem.c (requires_barrier): Do not instrument thread local
6004 variables and emit save/restore for them.
6006 2012-01-24 Jason Merrill <jason@redhat.com>
6009 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6010 output static aliases.
6012 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6015 * common.opt (-pie, -shared, pie, shared): Change from Common to
6017 * gcc.c (display_help): Display help for -pie and -shared.
6019 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6022 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6023 Remove note on size/offset limitation.
6024 (AVR Variable Attributes): Add example how to read data located
6025 with progmem. Refer to named address spaces.
6026 * doc/invoke.texi (AVR Options): Fix typo.
6028 2012-01-24 Richard Guenther <rguenther@suse.de>
6030 Forward-port to trunk
6031 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6034 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6035 op0 isn't sufficiently aligned and there is movmisalignM
6036 insn for mode, use it to load op0 into a temporary register.
6038 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6041 * target.def (const_not_ok_for_debug_p): New hook.
6042 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6044 * doc/tm.texi: Regenerated.
6045 * dwarf2out.c (const_ok_for_output_1): If
6046 targetm.const_not_ok_for_debug_p returns true, fail.
6047 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6049 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6051 2012-01-23 Kai Tietz <ktietz@redhat.com>
6054 * config/i386/predicates.md (symbolic_operand): Allow
6055 UNSPEC_PCREL as PIC expression for lea.
6056 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6057 * config/i386/i386.c (ix86_delegitimize_address): Handle
6058 UNSPEC_PCREL for none-MEM, too.
6060 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6062 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6063 (ipa_tm_create_version_alias): Same.
6065 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6068 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6069 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6071 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6072 Patrick Marlier <patrick.marlier@gmail.com>
6073 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6076 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6077 simple_object_start_read.
6079 2012-01-23 Richard Guenther <rguenther@suse.de>
6082 PR tree-optimization/51895
6083 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6084 parameter decomposition into BLKmode components.
6086 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6088 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6089 fake variables for restrict-qualified pointers whose pointed-to type
6090 contains a placeholder.
6092 2012-01-23 Richard Guenther <rguenther@suse.de>
6094 PR tree-optimization/51949
6095 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6097 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6099 PR rtl-optimization/51933
6100 * ree.c (transform_ifelse): Return true right away if dstreg is
6101 already wider or equal to cand->mode.
6102 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6103 (make_defs_and_copies_lists): Remove defs_list and copies_list
6104 arguments, add state argument, just truncate state->work_list
6105 instead of always allocating and freeing the vector. Assert that
6106 get_defs succeeds instead of returning 2. Changed return type to bool.
6107 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6108 have ext_src_mode, see if it has been modified already with the
6109 right kind of extension and has been extended before from the
6110 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6111 just return true. Remember the original mode in state->modified array.
6112 (combine_reaching_defs): Add state argument. Don't allocate and
6113 free here def_list, copied_list and vec vectors, instead just
6114 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6115 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6116 Add state variable, clear vectors in it, initialize state.modified
6117 if needed. Free all the vectors at the end and state.modified too.
6118 Don't skip a candidate if the extension expression has been modified.
6120 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6123 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6124 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6125 (extra_options) interix.opt -> i386/interix.opt"
6126 (extra_objs):Add winnt-stubs.o
6127 * configure.ac: Add interix to target_os .comm on PE check.
6128 * configure: Regenerate.
6129 * config/interix3.h: Delete and move bits to..
6130 * config/interix.h: Delete and move bits to..
6131 * config/i386/i386-interix3.h: Delete and move bits to..
6132 * config/i386/i386-interix.h: ..here.
6133 (TARGET_CPU_DEFAULT): Remove redefinition.
6134 (TARGET_ASM_CONSTRUCTOR): Undefine.
6135 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6136 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6137 (PTRDIFF_TYPE): Define.
6138 (LONG_DOUBLE_TYPE_SIZE): Define.
6139 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6140 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6141 (TARGET_SECTION_TYPE_FLAGS): Define.
6142 (ASM_DECLARE_FUNCTION_NAME): Define.
6143 (ASM_OUTPUT_EXTERNAL): Define.
6144 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6145 (ASM_OUTPUT_ALIGNED_BSS): Define.
6146 (PCC_BITFIELD_TYPE_MATTERS): Define.
6147 (USE_CONST_SECTION): Define.
6148 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6149 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6150 (SUPPORTS_ONE_ONLY): Remove.
6151 (I386_PE_STRIP_ENCODING): Define.
6152 * config/interix.opt: Delete and move bits to..
6153 * config/i386/interix.opt: ..here. New.
6154 (mpe-aligned-commons): Add.
6155 * config/i386/t-interix: Add copyright header.
6156 (winnt-stubs.o): Add rule.
6158 2012-01-22 Jason Merrill <jason@redhat.com>
6161 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6162 for extra name aliases.
6164 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6166 PR rtl-optimization/51924
6167 * ree.c (combine_set_extension): Improve debugging message.
6168 (combine_reaching_defs): Likewise.
6169 (get_defs): Rename confusingly named variable.
6170 (find_and_remove_re): Skip a candidate if the extension expression has
6173 2012-01-21 Robert Millan <rmh@gnu.org>
6174 Gerald Pfeifer <gerald@pfeifer.com>
6176 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6177 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6179 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6181 PR tree-optimization/51914
6182 * tree-vect-stmts.c (vectorizable_conversion): For
6183 cvt_type && modifier == WIDEN, put temporary with cvt_type
6184 at the beginning of vec_dsts and set vec_dest to temporary
6187 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6189 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6191 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6193 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6194 * config/rs6000/rs6000.c: Likewise.
6196 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6199 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6200 output_move_double on a copy of operands array.
6202 2012-01-20 Cary Coutant <ccoutant@google.com>
6203 Dodji Seketeli <dodji@redhat.com>
6206 * dwarf2out.c (copy_declaration_context): Return ref to parent
6207 of declaration DIE, if necessary.
6208 (remove_child_or_replace_with_skeleton): Add new parameter; update
6209 caller. Place skeleton DIE under parent DIE of original declaration.
6210 Move call to copy_declaration_context to here ...
6211 (break_out_comdat_types): ... from here.
6213 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6215 PR rtl-optimization/51856
6216 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6219 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6222 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6223 hints for neon loads and stores.
6225 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6229 * doc/extend.texi (Named Address Spaces): Split into subsections.
6230 (AVR Named Address Spaces): New subsection.
6231 (M32C Named Address Spaces): New subsection.
6232 (RL78 Named Address Spaces): New subsection.
6233 (SPU Named Address Spaces): New subsection.
6234 (Variable Attributes): New anchor "AVR Variable Attributes".
6235 (AVR Variable Attributes): Rewrite and avoid wording
6236 "address space" in this context.
6237 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6238 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6239 (AVR Built-in Macros): New subsubsection therein.
6240 * doc/md.texi (AVR constraints): Remove "C04", "R".
6242 2012-01-20 Richard Guenther <rguenther@suse.de>
6244 PR tree-optimization/51903
6245 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6246 when removing stmts.
6248 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6251 * config/arm/arm.c (arm_load_pic_register): Use
6252 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6253 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6254 (arm_pic_static_addr): Likewise.
6255 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6256 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6257 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6258 (pic_load_addr_unified): New.
6260 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6263 * function.c (instantiate_virtual_regs_in_insn): Use
6264 delete_insn_and_edges when removing a wrong asm insn.
6266 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6268 PR rtl-optimization/40761
6269 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6270 Add new member loop_num.
6271 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6272 (ira_build): Remove the parameter.
6274 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6275 (ira.c): Do not build CFG loops for one region allocation. Remove
6276 argument from ira_build call.
6278 * ira-build.c (init_loop_tree_node): New function.
6279 (create_loop_tree_nodes): Use it. Separate the case when CFG
6280 loops are not built.
6281 (more_one_region_p): Check current_loops.
6282 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6284 (add_loop_to_tree): Process loop equal to NULL too.
6285 (form_loop_tree): Separate the case when CFG loops are not built.
6286 Use explicitly number for the root.
6287 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6289 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6290 instead of loop->num.
6291 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6292 (mark_all_loops_for_removal): Ditto.
6293 (remove_unnecessary_regions): Separate the case when CFG loops
6295 (ira_build): Remove the parameter. Use explicit number of regions
6296 when CFG loops are not built.
6298 * ira-color.c (print_loop_title): Separate the case for the root node.
6299 Use loop_num instead of loop->num.
6300 (move_spill_restore): Use loop_num instead of loop->num.
6302 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6303 (change_loop): Ditto.
6304 (change_loop): Use loop_num instead of loop->num.
6306 * ira-lives.c (process_bb_node_lives): Ditto.
6308 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6310 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6312 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6315 * tree-mudflap.c (mf_artificial): New function.
6316 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6317 mx_register_decls, mudflap_enqueue_decl): Use it.
6320 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6321 numbers in the insn pattern.
6323 2012-01-19 Michael Matz <matz@suse.de>
6325 PR tree-optimization/46590
6326 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6327 use it in remembering which conflicts we already created.
6328 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6331 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6334 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6335 (merge_and_complain): Same.
6337 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6340 * config/initfini-array.h: Guard content of the header
6341 with #ifdef HAVE_INITFINI_ARRAY.
6342 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6343 Add initfini-array.h to tm_file here.
6344 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6345 * config.gcc: Don't add initfini-array.h to tm_file here.
6346 * configure: Regenerated.
6348 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6350 PR rtl-optimization/51505
6351 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6352 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6353 (df_note_bb_compute): Update the call to df_kill_notes.
6355 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6357 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6359 2012-01-18 Richard Guenther <rguenther@suse.de>
6361 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6362 of conversions to void *.
6364 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6365 Richard Sandiford <rdsandiford@googlemail.com>
6369 * optabs.h (simplify_expand_binop): Declare.
6370 * optabs.c (simplify_expand_binop): Make global.
6371 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6372 endian targets if the source cannot be exactly covered by word
6375 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6378 * hard-reg-set.h (struct hard_reg_set_container): New type.
6379 * target.h (struct hard_reg_set_container): Forward declare.
6380 * target.def (set_up_by_prologue): New target hook.
6381 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6382 * doc/tm.texi: Regenerated.
6383 * function.c (thread_prologue_and_epilogue_insns): Change
6384 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6385 Call targetm.set_up_by_prologue on it.
6386 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6387 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6389 2012-01-17 Nick Clifton <nickc@redhat.com>
6391 * config/rx/rx.c (rx_can_use_simple_return): New function.
6392 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6393 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6395 2012-01-17 Richard Guenther <rguenther@suse.de>
6398 * expr.c (expand_assignment): Take address-space information
6399 from the address operand of MEM_REF and TARGET_MEM_REF.
6400 (expand_expr_real_1): Likewise.
6402 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6404 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6405 reload dump is requested.
6407 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6410 * trans-mem.c (requires_barrier): Call may_be_aliased.
6412 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6414 PR tree-optimization/51877
6415 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6416 call arguments and fndecls compare equal, instead return false if they
6417 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6418 both SSA_NAMEs that are valueized the same, or they satisfy
6421 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6423 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6425 * configure: Regenerate.
6427 2012-01-16 Jan Hubicka <jh@suse.cz>
6431 * convert.c (convert_to_integer): Use fold_convert for
6432 converting an INTEGER_CST to integer type.
6434 2012-01-16 Jason Merrill <jason@redhat.com>
6437 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6439 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6442 * config/s390/s390.c (s390_chunkify_start): Don't skip
6443 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6444 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6445 If insn is followed by NOTE_INSN_VAR_LOCATION or
6446 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6447 Don't use location of note insns.
6449 PR tree-optimization/51865
6450 * tree-inline.c (tree_function_versioning): Call remap_decl
6451 on DECL_RESULT whenever it has VOID_TYPE_P type.
6453 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6455 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6456 for calls to locally-binding MIPS16 functions if only the return
6457 type uses float regs.
6459 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6460 Richard Sandiford <rdsandiford@googlemail.com>
6462 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6463 (SYMBOL_32_HIGH): Likewise.
6464 (mips_output_tls_reloc_directive): Declare.
6465 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6466 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6467 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6468 (mips_lo_relocs, mips_hi_relocs): Make extern.
6469 (mips16_stub_function): Move up file.
6470 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6471 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6472 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6473 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6474 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6475 (mips_get_tp): Add MIPS16 support.
6476 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6477 Generalize DTPREL and TPREL handling.
6478 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6479 Add MIPS16 TLS support.
6480 (mips_output_tls_reloc_directive): New function.
6481 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6482 * config/mips/predicates.md (symbolic_operand_with_high)
6483 (tls_reloc_operand): New predicates.
6484 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6485 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6486 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6487 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6488 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6489 (*tls_get_tp_mips16_call_<mode>): Likewise.
6491 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6493 PR rtl-optimization/51821
6494 * recog.c (peep2_find_free_register): Determine clobbered registers
6497 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6500 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6501 * config/avr/avr.c: Likewise.
6502 * config/avr/avr.h: Likewise.
6504 2012-01-13 Ian Lance Taylor <iant@google.com>
6507 * tree.h (TYPE_QUALS): Add cast to int.
6508 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6510 2012-01-13 Ian Lance Taylor <iant@google.com>
6512 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6513 comparing param_index to VEC_length result.
6515 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6517 * c-decl.c: Do not include tree-mudflap.h
6518 * tree-optimize.c: Likewise.
6519 * Makefile.in: Update dependencies.
6521 2012-01-13 Richard Guenther <rguenther@suse.de>
6524 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6525 variable-sized result always use RSO.
6527 2012-01-12 DJ Delorie <dj@redhat.com>
6529 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6530 pointer type, not just the default pointer type.
6532 2012-01-09 Richard Henderson <rth@redhat.com>
6533 Denis Chertykov <chertykov@gmail.com>
6536 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6537 * config/avr/avr.c (avr_can_eliminate): Simplify.
6538 (avr_initial_elimination_offset): Likewise.
6539 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6540 (expand_epilogue): Likewise.
6541 (avr_legitimize_address): Gut.
6542 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6543 (avr_hard_regno_nregs): New.
6544 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6545 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6546 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6547 add soft frame pointer.
6548 (CALL_USED_REGISTERS): Likewise.
6549 (REG_CLASS_CONTENTS): Likewise.
6550 (REGISTER_NAMES): Likewise.
6551 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6552 (HARD_FRAME_POINTER_REGNUM): New.
6553 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6554 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6555 remove the HARD_FRAME_POINTER self-elimination.
6557 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6560 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6561 DECL_EXTERNAL when checking for initializers of progmem variables.
6563 2012-01-12 Ira Rosen <irar@il.ibm.com>
6565 PR tree-optimization/51799
6566 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6567 that the last operation is a type demotion.
6569 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6571 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6572 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6574 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6577 * combine.c (distribute_notes): If i3 is a noreturn call,
6578 allow old_size to be equal to args_size and make sure the
6579 noreturn call gets REG_ARGS_SIZE note.
6580 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6581 on noreturn calls even when the delta is 0.
6583 2012-01-11 Nathan Sidwell <nathan@acm.org>
6585 * gcov.c (STRING_SIZE): Remove.
6586 (generate_results): Erase annotations for source files with no
6587 coverage information.
6589 (output_lines): Use it.
6591 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6593 * gimple.h (gimplify_body): Remove first argument.
6594 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6595 pointer set here, instead just pass DATA to walk_tree.
6596 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6597 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6598 (unvisit_body): Likewise, but with unmark_visited.
6599 (gimplify_body): Remove BODY_P argument and adjust.
6600 (gimplify_function_tree): Adjust call to gimplify_body.
6601 * omp-low.c (finalize_task_copyfn): Likewise.
6603 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6605 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6606 (build_function_type_skip_args): Delete.
6607 * tree.c (build_function_type_skip_args): Make static and add
6608 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6609 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6610 pass it to build_function_type_skip_args.
6611 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6612 (tree_function_versioning): Likewise.
6613 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6614 build_function_decl_skip_args.
6615 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6616 and pass it to build_function_decl_skip_args/tree_function_versioning.
6617 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6618 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6619 * trans-mem.c (ipa_tm_create_version): Likewise.
6620 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6621 * tree-inline.c (declare_return_variable): Remove always-true test.
6622 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6623 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6624 * ipa-split.c (split_function): Skip the return value for the split
6625 part if it doesn't return.
6627 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6629 PR tree-optimization/49642
6630 * ipa-split.c (forbidden_dominators): New variable.
6631 (check_forbidden_calls): New function.
6632 (dominated_by_forbidden): Likewise.
6633 (consider_split): Check for forbidden dominators.
6634 (execute_split_functions): Initialize and free forbidden
6635 dominators info; call check_forbidden_calls.
6637 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6639 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6641 2012-01-11 Nick Clifton <nickc@redhat.com>
6643 * config/rx/rx.md (return): Define pattern.
6645 2012-01-11 Richard Guenther <rguenther@suse.de>
6647 * doc/extend.texi (malloc attribute): Adjust according to
6650 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6651 Patrick Marlier <patrick.marlier@gmail.com>
6654 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6655 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6656 (ipa_tm_note_irrevocable): Same.
6657 (ipa_tm_scan_irr_block): Same.
6658 (ipa_tm_decrement_clone_counts): Same.
6659 (ipa_tm_scan_irr_function): Same.
6660 (ipa_tm_create_version_alias): Same.
6661 (ipa_tm_create_version): Same.
6662 (ipa_tm_transform_calls_redirect): Same.
6663 (ipa_tm_transform_calls): Same.
6664 (ipa_tm_transform_transaction): Same.
6665 (ipa_tm_execute): Same.
6667 2012-01-10 Richard Guenther <rguenther@suse.de>
6670 * opts.c (common_handle_option): Handle -Werror.
6672 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6674 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6677 2012-01-10 Jason Merrill <jason@redhat.com>
6679 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6682 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6684 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6685 supports R_386_TLS_GD_PLT reloc.
6686 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6687 supports R_386_TLS_LDM_PLT reloc.
6688 * configure: Regenerate.
6689 * config.in: Regenerate.
6691 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6694 Extend __pgmx semantics to linearize memory.
6695 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6696 determine if code comes inline or from libgcc.
6697 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6698 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6699 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6700 (movmemx_qi, movmemx_hi): New insns.
6701 (xload_<mode>_libgcc): Rewrite to new insn condition.
6702 (xload_<mode>): Remove insns.
6703 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6704 cases that don't satisfy avr_xload_libgcc_p().
6705 (avr_addr_space_convert): Allow converting in any direction.
6706 (avr_addr_space_subset_p): Return always true.
6707 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6708 (avr_emit_movmemhi): Ditto.
6709 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6710 (avr_out_movmem): Ditto.
6711 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6712 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6713 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6714 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6715 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6717 2012-01-10 Richard Guenther <rguenther@suse.de>
6719 PR tree-optimization/50913
6720 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6721 Require data-refs to be representable by Graphite with respect
6724 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6726 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6727 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6729 2012-01-10 Tom de Vries <tom@codesourcery.com>
6731 PR rtl-optimization/51271
6732 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6733 handling annulled branch.
6735 2012-01-10 Richard Henderson <rth@redhat.com>
6737 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6738 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6739 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6740 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6741 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6742 arm_expand_vec_perm_const): New.
6743 * config/arm/arm-protos.h: Update.
6744 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6745 (*neon_vswp<VDQX>): New.
6746 (neon_vcombine<VDX>): Use neon_split_vcombine.
6747 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6748 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6749 (vec_perm<VE>): New.
6751 2012-01-10 Richard Henderson <rth@redhat.com>
6753 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6754 use it if reload_completed.
6755 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6756 arm_output_asm_insn, arm_process_output_memory_barrier,
6757 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6758 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6759 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6760 arm_process_output_sync_insn, arm_output_sync_insn,
6761 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6762 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6763 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6764 (emit_unlikely_jump): New.
6765 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6766 (arm_split_atomic_op): New.
6767 * config/arm/arm-protos.h: Update.
6768 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6769 (struct arm_sync_generator): Remove.
6770 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6771 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6772 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6773 (VUNSPEC_LL, VUNSPEC_SC): New.
6774 (sync_result, sync_memory, sync_required_value, sync_new_value,
6775 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6776 (attr length): Don't use arm_sync_loop_insns.
6777 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6778 (movsfcc, movdfcc): Likewise.
6779 * config/arm/constraints.md (Ua): New.
6780 * config/arm/prediates.md (mem_noofs_operand): New.
6781 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6782 (sync_clobber, sync_t2_reqd): Remove.
6783 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6784 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6785 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6786 (arm_sync_compare_and_swap<SIDI>): Remove.
6787 (arm_sync_compare_and_swap<NARROW>): Remove.
6788 (arm_sync_lock_test_and_set<SIDI>): Remove.
6789 (arm_sync_lock_test_and_set<NARROW>): Remove.
6790 (arm_sync_new_<syncop><SIDI>): Remove.
6791 (arm_sync_new_<syncop><NARROW>): Remove.
6792 (arm_sync_new_nand<SIDI>): Remove.
6793 (arm_sync_new_nand<NARROW>): Remove.
6794 (arm_sync_old_<syncop><SIDI>): Remove.
6795 (arm_sync_old_<syncop><NARROW>): Remove.
6796 (arm_sync_old_nand<SIDI>): Remove.
6797 (arm_sync_old_nand<NARROW>): Remove.
6798 (*memory_barrier): Merge arm_output_memory_barrier.
6799 (atomic_compare_and_swap<QHSD>): New.
6800 (atomic_compare_and_swap<NARROW>_1): New.
6801 (atomic_compare_and_swap<SIDI>_1): New.
6802 (atomic_exchange<QHSD>): New.
6803 (cas_cmp_operand, cas_cmp_str): New.
6804 (atomic_op_operand, atomic_op_str): New.
6805 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6806 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6807 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6808 (arm_load_exclusive<NARROW>): New.
6809 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6810 (arm_store_exclusive<QHSD>): New.
6812 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6814 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6815 reload patterns if -mvsx-scalar-memory.
6817 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6818 generated, even -mno-vsx-scalar-double was used.
6819 (vsx_xscvdpsp_scalar): Likewise.
6820 (vsx_xscvspdp_scalar2): Likewise.
6822 2012-01-09 Tom de Vries <tom@codesourcery.com>
6823 Andrew Pinski <apinski@cavium.com>
6826 * reorg.c (fill_slots_from_thread): Don't speculate
6827 frame-related insns.
6829 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6831 * sched-int.h (bb_note): Move to...
6832 * basic-block.h: ...here.
6833 * haifa-sched.c (bb_note): Move to...
6834 * cfgrtl.c: ...here.
6835 * function.c (next_block_for_reg): New function.
6836 (move_insn_for_shrink_wrap): Likewise.
6837 (prepare_shrink_wrap): Rewrite to use the above.
6839 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6841 * gimple.c (is_gimple_non_addressable): Remove.
6842 * gimple.h: Remove is_gimple_non_addressable.
6843 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6844 is_gimple_non_addressable.
6845 * trans-mem.c (expand_assign_tm): Same.
6847 2012-01-09 Richard Guenther <rguenther@suse.de>
6849 PR tree-optimization/51775
6850 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6851 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6853 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6855 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6857 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6859 2012-01-09 Richard Guenther <rguenther@suse.de>
6861 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6863 2012-01-08 Jan Hubicka <jh@suse.cz>
6865 PR tree-optimize/51680
6866 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6867 on when known_vals needs to be computed; cleanup.
6869 2012-01-08 Jan Hubicka <jh@suse.cz>
6871 PR tree-optimize/51694
6872 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6874 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6876 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6877 for -std=c++98 and -std=c++11 too.
6879 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6881 * cfgloop.c (cancel_loop): Add free() of bbs array.
6883 2012-01-07 Jan Hubicka <jh@suse.cz>
6885 PR tree-optimization/51600
6886 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6887 that benefits small functions.
6889 2012-01-07 Jan Hubicka <jh@suse.cz>
6891 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6893 2012-01-07 Jan Hubicka <jh@suse.cz>
6895 PR tree-optimization/51680
6896 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6897 whose inlining reduce unit size.
6899 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6902 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6903 Add canonical node to containing_mem chain after the non-canonical
6904 one, even if there weren't any locs to propagate.
6905 (remove_useless_values): Keep only canonical values.
6906 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6907 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6908 canonicalize mem_chain elements that are not discarded.
6910 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6913 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6914 before emitting functions.
6916 PR gcov-profile/50127
6917 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6918 clear_aux_for_blocks.
6920 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6923 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6925 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6927 * c-decl.c (ext_block): Moved up.
6928 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6930 2012-01-06 Han Shen <shenhan@google.com>
6932 Translate built-in include paths for sysroot.
6933 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6934 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6936 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6937 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6939 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6940 control whether sysroot should be prepended to gxx include dir.
6942 * configure: Regenerate.
6944 2012-01-06 Torvald Riegel <triegel@redhat.com>
6946 PR rtl-optimization/51771
6947 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6948 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6950 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6952 PR tree-optimization/51315
6953 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6954 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6956 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6959 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6960 for shrp pattern. Correctly handle and fixup shift variable.
6961 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6963 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6966 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6967 note when !ACCUMULATE_OUTGOING_ARGS.
6969 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6971 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6973 (extract_range_from_unary_expr_1): Avoid useless computations.
6975 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6977 PR rtl-optimization/51767
6978 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6979 of jump_block and add an extra edge for degenerated asm gotos.
6982 * stmt.c (check_unique_operand_names): Don't ICE during error
6983 reporting if i is from labels chain.
6986 * profile.c (branch_prob): Split bbs that have exit edge
6987 and need a fake entry edge too.
6989 2012-01-05 Jan Hubicka <jh@suse.cz>
6992 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6995 2012-01-05 Richard Guenther <rguenther@suse.de>
6998 * tree-streamer-out.c (write_ts_optimization): New function.
6999 (streamer_write_tree_body): Call it.
7000 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7001 (streamer_read_tree_body): Call it.
7002 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7004 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7007 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7008 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7009 in_cleanup_point_expr before gimplify_stmt call and restore it
7011 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7012 in_cleanup_point_expr is false.
7014 2012-01-05 Richard Guenther <rguenther@suse.de>
7017 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7019 * toplev.c (process_options): Reject combining mudflap and LTO.
7020 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7022 2012-01-05 Richard Guenther <rguenther@suse.de>
7024 PR tree-optimization/51760
7025 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7027 (bit_value_unop): Handle UNDEFINED operands.
7028 (bit_value_binop): Likewise.
7030 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7032 * config/avr/avr.c (avr_replace_prefix): Remove.
7033 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7034 (avr_asm_function_rodata_section): Ditto.
7035 (avr_asm_select_section): Ditto.
7037 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7039 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7042 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7045 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7046 calls that have any non-fake successor edges.
7049 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7051 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7053 PR tree-optimization/51624
7054 * tree-sra.c (build_ref_for_model): When replicating a chain of
7055 COMPONENT_REFs, stop as soon as the offset would become negative.
7057 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7060 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7061 in .debug_loc on the floor.
7063 2012-01-04 Andrew Pinski <apinski@cavium.com>
7065 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7067 2012-01-04 Andrew Pinski <apinski@cavium.com>
7068 Adam Nemet <anemet@caviumnetworks.com>
7070 * config/mips/mips.md (size): Add SI and DI.
7071 (SIZE): New mode attribute.
7072 (U): New code attribute.
7073 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7074 (mips_lbux_<mode>): Delete.
7075 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7076 (mips_lhx): Use gen_mips_lhx_extsi.
7077 (mips_lhx_<mode>): Delete.
7079 (mips_l<size>x): New expand.
7080 (mips_lwx_<mode>): Delete.
7081 (mips_l<GPR:size>x_<P:mode>): New pattern.
7082 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7083 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7084 * config/mips/mips.c (mips_lx_address_p): New function.
7085 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7086 (dsp64): New availability predicate.
7087 (mips_builtins): Add an entry for __builtin_mips_ldx.
7088 * config/mips/mips.h (ISA_HAS_LBX): New define.
7089 (ISA_HAS_LBUX): Likewise.
7090 (ISA_HAS_LHX): Likewise.
7091 (ISA_HAS_LHUX): Likewise.
7092 (ISA_HAS_LWX): Likewise.
7093 (ISA_HAS_LWUX): Likewise.
7094 (ISA_HAS_LDX): Likewise.
7095 * doc/extend.texi (__builtin_mips_ldx): Document.
7097 2012-01-04 Tristan Gingold <gingold@adacore.com>
7099 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7100 when long pointers are used.
7101 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7102 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7103 (ia64-hp-*vms*): Remove.
7104 * config/vms/xm-vms64.h: Delete.
7106 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7109 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7111 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7113 * opts.c (finish_options): Remove duplicate sorry.
7115 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7118 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7121 2012-01-04 Richard Guenther <rguenther@suse.de>
7124 * tree.c (size_low_cst): New function.
7125 * tree.h (size_low_cst): Declare.
7126 * fold-const.c (fold_comparison): Use it to extract the low
7127 part of the POINTER_PLUS_EXPR offset.
7129 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7131 Fix clearing ZERO_REG
7132 * config/avr/avr.md (cc): Add alternative "ldi".
7133 (movqi_insn): Use it in cc attribute.
7134 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7135 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7136 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7138 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7140 * configure: Regenerate.
7142 2012-01-04 Richard Guenther <rguenther@suse.de>
7144 PR tree-optimization/49651
7145 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7146 (var_can_have_subvars): Use it.
7147 (get_constraint_for_1): Only consider subfields if there can be any.
7149 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7152 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7153 to its new canonical_cselib_val and the cselib_val was in
7154 first_containing_mem chain, but the canonical_cselib_val was not,
7155 add the latter into the chain.
7156 (cselib_invalidate_mem): Compare canonical_cselib_val of
7157 addr_list chain elt with v.
7160 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7161 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7163 (output_macinfo_op): Don't ggc_strdup fd->filename.
7164 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7165 then ggc_strdup it. Don't free inc->info or cur->info.
7166 (output_macinfo): Don't free ref->info or file->info.
7168 2012-01-03 Ira Rosen <irar@il.ibm.com>
7170 PR tree-optimization/51269
7171 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7172 first_niters a pointer.
7173 (slpeel_tree_peel_loop_to_edge): Likewise.
7174 (vect_do_peeling_for_loop_bound): Update call to
7175 slpeel_tree_peel_loop_to_edge.
7176 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7177 here. Remove it from the parameters list.
7178 (vect_do_peeling_for_alignment): Update calls and compute
7181 2012-01-03 Richard Guenther <rguenther@suse.de>
7183 PR tree-optimization/51070
7184 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7185 Properly handle calls.
7187 2012-01-03 Richard Guenther <rguenther@suse.de>
7189 PR tree-optimization/51692
7190 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7191 the LHS of allocation stmts.
7193 2012-01-03 Olivier Hainque <hainque@adacore.com>
7195 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7197 2012-01-03 Olivier Hainque <hainque@adacore.com>
7199 * collect2.c (main): In AIX specific computations for vector
7200 insertions, use CONST_CAST2 to cast from char ** to const char **.
7202 2012-01-03 Richard Guenther <rguenther@suse.de>
7205 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7206 the context of a limbo DIE when it does not already exist.
7208 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7210 PR tree-optimization/51719
7211 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7212 but direct call is, clear direct call's lhs and don't add fallthrough
7213 edge from dcall_bb to join_bb and PHIs.
7215 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7217 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7218 the instructions emitted by the pattern.
7219 ("*TDC_insn_<mode>"): Add comment.
7221 2012-01-03 Richard Guenther <rguenther@suse.de>
7224 * fold-const.c (fold_comparison): Properly canonicalize
7225 tree offset and HOST_WIDE_INT bit position.
7227 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7229 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7230 operands for extzv pattern.
7232 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7235 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7238 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7240 * doc/invoke.texi (-flto and related options): Copy-edit.
7242 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7244 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7246 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7248 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7251 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7253 * expr.h (move_by_pieces_ninsns): Declare.
7254 * expr.c (move_by_pieces_ninsns): Make external.
7255 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7256 (mips_store_by_pieces_p): Likewise.
7257 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7258 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7259 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7260 (mips_store_by_pieces_p): Likewise.
7262 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7264 * passes.c (register_one_dump_file): Free full_name.
7266 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7267 (calculate_elim_costs_all_insns): Free offsets_at and
7268 offsets_known_at at the end and clear the pointers.
7270 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7272 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7273 this option introduced in r180739.
7275 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7278 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7279 (tmake_file target=avr): Add avr/t-multilib.
7281 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7282 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7283 * config/avr/genmultilib.awk: New file.
7284 * config/avr/t-multilib: New auto-generated file.
7285 * config/avr/multilib.h: New auto-generated file.
7286 * config/avr/t-avr (AVR_MCUS): New variable.
7287 (genopt.sh): Use it.
7288 (s-mlib): Depend on t-multilib.
7289 (t-multilib, multilib.h): New dependencies.
7290 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7291 (MULTILIB_OPTIONS): Remove.
7292 (MULTILIB_MATCHES): Remove.
7293 (MULTILIB_DIRNAMES): Remove.
7294 (MULTILIB_EXCEPTIONS): Remove:
7295 * config/avr/genopt.sh: Don't use hard coded file name;
7296 pass AVR_MCUS from t-avr instead.
7298 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7300 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7302 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7304 Implement light-weight DImode support.
7305 * config/avr/avr-dimode.md: New file.
7306 * config/avr/avr.md: Include it.
7307 (adjust_len): Add plus64, compare64.
7308 (HIDI): Remove code iterator.
7309 (code_stdname): New code attribute.
7310 (rotx, rotsmode): Remove DI.
7311 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7313 * config/avr/avr-protos.h (avr_have_dimode): New.
7314 (avr_out_plus64, avr_out_compare64): New.
7315 * config/avr/avr.c (avr_out_compare): Handle DImode.
7316 (avr_have_dimode): New variable definition and initialization.
7317 (avr_out_compare64, avr_out_plus64): New functions.
7318 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7319 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7320 (avr_compare_pattern): Skip DImode comparisons.
7322 2012-01-02 Revital Eres <revital.eres@linaro.org>
7324 * ddg.c (def_has_ccmode_p): New function.
7325 (add_cross_iteration_register_deps,
7326 create_ddg_dep_from_intra_loop_link): Call it.
7328 2012-01-02 Richard Guenther <rguenther@suse.de>
7331 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7333 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7335 * gcc.c (process_command): Update copyright notice dates.
7336 * gcov.c (print_version): Likewise.
7337 * gcov-dump.c (print_version): Likewise.
7338 * mips-tfile.c (main): Likewise.
7339 * mips-tdump.c (main): Likewise.
7341 2012-01-01 Ira Rosen <irar@il.ibm.com>
7343 PR tree-optimization/51704
7344 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7345 a use is inside the basic block or loop before accessing its vect info.
7347 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7349 PR rtl-optimization/51069
7350 * cfgloopmanip.c (remove_path): Removing path making irreducible
7351 region unconditional makes BB part of the region.
7353 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7355 PR tree-optimization/51683
7356 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7357 calls with side-effects.
7358 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7360 Copyright (C) 2012 Free Software Foundation, Inc.
7362 Copying and distribution of this file, with or without modification,
7363 are permitted in any medium without royalty provided the copyright
7364 notice and this notice are preserved.