1 2013-03-08 Joey Ye <joey.ye@arm.com>
4 2013-03-06 Joey Ye <joey.ye@arm.com>
7 * gcc.c (convert_white_space): New function.
8 (main): Handles white space in function name.
10 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
12 Backport from mainline
13 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
16 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
17 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
18 to SH_DIV_CALL_TABLE for TARGET_SH2.
19 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
21 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
22 mdiv= call-div1, call-fp, call-table options.
24 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
26 * config.gcc (arm*-*-rtemself*): New.
27 (arm*-*-rtems*): Removed.
28 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
29 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
31 2013-03-01 Richard Biener <rguenther@suse.de>
33 Backport from mainline
34 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
36 PR tree-optimization/55481
37 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
38 back to general rewriting if we cannot leave an original biv
41 2013-03-01 Richard Biener <rguenther@suse.de>
43 Backport from mainline
44 2012-04-10 Richard Guenther <rguenther@suse.de>
47 * gimple-low.c (gimple_check_call_args): Properly account for
48 compatible aggregate types.
50 2013-02-26 Nick Clifton <nickc@redhat.com>
53 Import this patch from the mainline:
55 2012-08-17 Nick Clifton <nickc@redhat.com>
57 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
58 (branch_true): Likewise.
59 (branch_false): Likewise.
61 2013-02-26 Jakub Jelinek <jakub@redhat.com>
63 PR tree-optimization/56443
64 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
65 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
66 to type_for_mode langhook.
68 2013-02-21 Jakub Jelinek <jakub@redhat.com>
71 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
74 2013-02-19 Jakub Jelinek <jakub@redhat.com>
76 Backported from mainline
77 2013-02-19 Jakub Jelinek <jakub@redhat.com>
79 PR tree-optimization/56350
80 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
81 if haven't found reduction or nested cycle operand, rather than
82 asserting we must find it.
84 PR tree-optimization/56381
85 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
88 2013-02-08 Jakub Jelinek <jakub@redhat.com>
90 PR tree-optimization/56250
91 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
92 if type is unsigned and code isn't MULT_EXPR.
94 2013-02-06 Jakub Jelinek <jakub@redhat.com>
97 * omp-low.c (use_pointer_for_field): Return false if
98 lower_send_shared_vars doesn't generate any copy-out code.
100 2012-11-27 Jakub Jelinek <jakub@redhat.com>
102 PR tree-optimization/55110
103 * tree-vect-loop.c (vectorizable_reduction): Don't assert
104 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
106 2013-02-18 Richard Biener <rguenther@suse.de>
109 2013-02-04 Richard Biener <rguenther@suse.de>
111 Backport from mainline
112 2012-07-04 Richard Guenther <rguenther@suse.de>
114 PR tree-optimization/53844
115 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
116 the loop virtual PHI.
118 2013-02-13 David S. Miller <davem@davemloft.net>
120 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
122 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
124 Backport from mainline
125 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
127 PR rtl-optimization/56275
128 * simplify-rtx.c (avoid_constant_pool_reference): Check that
129 offset is non-negative and less than cmode size before
130 calling simplify_subreg.
132 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
134 Backport from mainline
135 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
137 * config/i386/sse.md (FMAMODEM): New mode iterator.
138 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
139 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
141 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
144 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
145 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
147 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
149 Backport from mainline
150 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
153 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
154 If there is no implicit builtin declaration, just return NULL.
156 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
157 Michael Meissner <meissner@linux.vnet.ibm.com>
159 Backport from mainline
160 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
161 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
163 2013-02-07 David S. Miller <davem@davemloft.net>
165 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
167 * var-tracking.c (vt_add_function_parameter): Test the presence of
168 HAVE_window_save properly and do not remap argument registers when
169 we have a leaf function.
171 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
173 Backport from mainline
174 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
177 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
179 * config/i386/i386.c (ix86_print_operand): Ditto.
181 2013-02-07 Alan Modra <amodra@gmail.com>
184 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
185 static chain, set REST_INLINE_FPRS too.
187 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
189 Backport from mainline
190 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
192 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
193 * configure: Regenerate.
195 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
197 Backport from mainline
198 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
199 Andrew Dixie <andrewd@gentrack.com>
201 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
204 2013-02-05 Richard Biener <rguenther@suse.de>
206 Backport from mainline
207 2012-12-10 Richard Biener <rguenther@suse.de>
209 PR tree-optimization/55107
210 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
211 (bitmap_set_replace_value): Add gcc_unreachable.
212 (do_regular_insertion): Re-write all_same handling. Insert
213 an assignment instead of a PHI in this case.
214 (execute_pre): Do not record constified events.
216 2013-02-05 Richard Biener <rguenther@suse.de>
218 PR tree-optimization/54767
219 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
220 backedges drop all symbolical range information.
221 (execute_vrp): Compute backedges.
223 2013-02-04 Richard Biener <rguenther@suse.de>
225 Backport from mainline
226 2012-01-11 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/44061
229 * tree-vrp.c (extract_range_basic): Compute zero as
230 value-range for __builtin_constant_p of function parameters.
232 2013-01-08 Jakub Jelinek <jakub@redhat.com>
235 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
237 2013-02-04 Richard Biener <rguenther@suse.de>
239 Backport from mainline
240 2012-07-04 Richard Guenther <rguenther@suse.de>
242 PR tree-optimization/53844
243 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
244 the loop virtual PHI.
246 2012-12-13 Richard Biener <rguenther@suse.de>
249 * tree-streamer.c (record_common_node): Check that we are not
250 recursively pre-loading nodes we want to skip. Handle
251 char_type_node appearing as part of va_list_type_node.
253 2013-02-04 Richard Biener <rguenther@suse.de>
256 * gimple.h (gimple_call_builtin_class_p): New function.
257 * gimple.c (validate_call): New function.
258 (gimple_call_builtin_class_p): Likewise.
259 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
260 Use gimple_call_builtin_class_p.
261 (find_func_clobbers): Likewise.
262 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
263 (strlen_optimize_stmt): Likewise.
265 2013-02-01 Jakub Jelinek <jakub@redhat.com>
267 Backported from mainline
268 2013-01-28 Jakub Jelinek <jakub@redhat.com>
270 PR tree-optimization/56125
271 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
272 pow(x,c) into sqrt(x) * powi(x, n/2) or
273 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
275 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
276 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
279 2013-01-25 Jakub Jelinek <jakub@redhat.com>
281 PR tree-optimization/56098
282 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
283 for stmts with volatile ops.
284 (cond_store_replacement): Don't optimize if assign has volatile ops.
285 (cond_if_else_store_replacement_1): Don't optimize if either
286 then_assign or else_assign have volatile ops.
288 2013-01-23 Jakub Jelinek <jakub@redhat.com>
291 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
292 instead of cmpdi_operand for first comparison operand.
293 Don't assert that comparison operands aren't both constants.
295 2013-01-21 Jakub Jelinek <jakub@redhat.com>
297 PR tree-optimization/56051
298 * fold-const.c (fold_binary_loc): Don't fold
299 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
300 a narrowing conversion, or widening conversion from signed
303 2013-01-18 Jakub Jelinek <jakub@redhat.com>
306 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
307 the case where writing real complex part of target modifies
310 2013-01-15 Jakub Jelinek <jakub@redhat.com>
313 * function.c (thread_prologue_and_epilogue_insns): Always
314 add crtl->drap_reg to set_up_by_prologue.set, even if
315 stack_realign_drap is false.
317 2013-01-10 Jakub Jelinek <jakub@redhat.com>
319 PR tree-optimization/55921
320 * tree-complex.c (expand_complex_asm): New function.
321 (expand_complex_operations_1): Call it for GIMPLE_ASM.
323 2013-01-03 Jakub Jelinek <jakub@redhat.com>
325 PR rtl-optimization/55838
326 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
327 iv0.step, iv1.step and step.
329 2012-11-23 Jakub Jelinek <jakub@redhat.com>
332 * Makefile.in (gimple-low.o): Depend on langhooks.h.
333 * gimple-low.c: Include langhooks.c.
334 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
335 by default call lang_hooks.block_may_fallthru.
336 * langhooks.h (struct lang_hooks): Add block_may_fallthru
338 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
339 (LANG_HOOKS_INITIALIZER): Use it.
341 2012-11-20 Jakub Jelinek <jakub@redhat.com>
344 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
345 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
346 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
347 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
348 fail if the last real insn doesn't have REG_ARGS_SIZE note.
350 2012-11-17 Jakub Jelinek <jakub@redhat.com>
352 PR tree-optimization/55236
353 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
354 and signed ARG0_TYPE, force low and high to be non-NULL.
356 2012-11-13 Jakub Jelinek <jakub@redhat.com>
358 PR rtl-optimization/54127
359 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
360 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
361 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
362 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
363 REG_LABEL_TARGET and REG_LABEL_OPERAND.
365 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
367 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
368 range isn't testing for zero.
370 2013-01-29 Richard Biener <rguenther@suse.de>
372 PR tree-optimization/56113
373 * tree-ssa-structalias.c (equiv_class_lookup): Also return
375 (label_visit): Free duplicate bitmaps and record the leader instead.
376 (perform_var_substitution): Adjust.
378 2013-01-28 Serowk <serowk@yandex.ru>
381 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
382 Fix mode checks to allow for the passing of constants in the
384 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
385 Add entries in the switch statement for builtin iwmmxt vector
386 shift and rotate builtins.
388 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
390 Backport from mainline
391 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
395 operand 0 in movabs insn template for -masm=intel asm alternative.
396 (*movabs<mode>_2): Ditto for operand 1.
398 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
400 Backport from mainline
401 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
405 alternative to (o,r).
406 (*movdi_internal_rex64): Remove (!o,n) alternative.
407 (DImode immediate->memory splitter): Remove.
408 (DImode immediate->memory peephole2): Remove.
409 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
410 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
411 alternative to (!o,*r).
412 (*movtf_internal_sse): New pattern.
413 (*movxf_internal_rex64): New pattern.
414 (*movxf_internal): Disable for TARGET_64BIT.
415 (*movdf_internal_rex64): Remove (!o,F) alternative.
417 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
420 involving stack registers slightly.
422 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/constraints.md (Yf): New constraint.
425 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
426 of f constraint to conditionaly disable x87 register preferences.
427 (*movdf_internal): Ditto.
428 (*movsf_internal): Ditto.
430 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
433 (*movtf_internal_rex64): Add (!o,C) alternative
434 (*movxf_internal_rex64): Ditto.
435 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
437 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
439 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
441 2013-01-24 Martin Jambor <mjambor@suse.cz>
443 Backport from mainline
444 2013-01-04 Martin Jambor <mjambor@suse.cz>
446 PR tree-optimization/55755
447 * tree-sra.c (sra_modify_assign): Do not check that an access has no
448 children when trying to avoid producing a VIEW_CONVERT_EXPR.
450 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
452 Backport from mainline
453 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
455 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
457 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
459 PR rtl-optimization/56023
460 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
461 dependent on debug instruction.
463 2013-01-21 Martin Jambor <mjambor@suse.cz>
465 Backport from mainline
466 2013-01-17 Martin Jambor <mjambor@suse.cz>
468 PR tree-optimizations/55264
469 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
470 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
471 for virtual functions.
472 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
474 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
475 virtual methods before inlining is over.
477 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
479 Backport from mainline
480 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
483 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
484 store through atomic_store<mode>_1.
485 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
487 2013-01-16 Richard Biener <rguenther@suse.de>
490 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
491 account for bitpos when computing alignment.
493 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
495 Backport from 2013-01-14 trunk r195169.
498 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
499 etc. to 1 and not to __flash.
500 Use LL suffix for __INT24_MAX__ with -mint8.
501 Use ULL suffix for __UINT24_MAX__ with -mint8.
503 2013-01-14 Matthias Klose <doko@ubuntu.com>
505 * doc/invoke.texi: Document -print-multiarch.
506 * doc/install.texi: Document --enable-multiarch.
507 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
508 * configure.ac: Add --enable-multiarch option.
509 Substitute with_cpu, with_float.
510 * configure: Regenerate.
511 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
512 enable_multiarch, with_cpu, with_float: New macros.
513 if_multiarch: New macro, define in terms of enable_multiarch.
514 * genmultilib: Add new argument for the multiarch name.
515 * gcc.c (multiarch_dir): Define.
516 (for_each_path): Search for multiarch suffixes.
517 (driver_handle_option): Handle multiarch option.
518 (do_spec_1): Pass -imultiarch if defined.
519 (main): Print multiarch.
520 (set_multilib_dir): Separate multilib and multiarch names
521 from multilib_select.
522 (print_multilib_info): Ignore multiarch names in multilib_select.
523 * incpath.c (add_standard_paths): Search the multiarch include dirs.
524 * cppdefault.h (default_include): Document multiarch in multilib
526 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
527 include directory for multiarch directories.
528 * common.opt: New options --print-multiarch and -imultilib.
530 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
531 Include i386/t-linux.
532 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
533 Include i386/t-kfreebsd.
534 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
535 * config/i386/t-linux64: Add multiarch names in
536 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
537 * config/i386/t-gnu: New file.
538 * config/i386/t-kfreebsd: Likewise.
539 * config/i386/t-linux: Likewise.
541 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
542 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
543 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
544 for 32bit non-biarch configurations.
546 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
547 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
550 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
552 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
554 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
555 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
556 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
558 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
559 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
560 Include rs6000/t-linux for 32bit non-biarch configurations.
562 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
564 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
566 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
567 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
569 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
570 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
572 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
574 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
575 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
576 (vect_estimate_min_profitable_iter): Adjust to above fix.
577 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
579 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
581 Backport from mainline
582 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
584 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
585 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
586 documentation. Add missing '__' in front of
587 __builtin_ia32_packssdw256.
589 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
591 Backport from mainline
592 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
594 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
595 attribute of movddup insn to DF.
596 (*vec_interleave_lowv2df): Ditto.
597 (vec_dupv2df): Ditto.
599 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
601 Backport from 2013-01-07 trunk r194991, r194992.
604 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
607 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
608 (avr_addrspace_t): Add .section_name field.
609 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
611 (avr_addrspace): Same. Initialize .section_name. Remove last
612 NULL entry. Put __memx into .progmemx.data.
613 (progmem_section_prefix): Remove.
614 (avr_asm_init_sections): No need to initialize progmem_section.
615 (avr_asm_named_section): Use avr_addrspace[].section_name to get
617 (avr_asm_select_section): Ditto. And use get_unnamed_section to
618 retrieve the progmem section.
619 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
620 boundary to run over avr_addrspace[].
621 (avr_register_target_pragmas): Ditto.
623 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
625 Backport from 2013-01-07 trunk r194978.
628 * doc/install.texi (Cross-Compiler-Specific Options): Document
631 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
633 Backport from 2013-01-07 trunk r194968.
636 * config/avr/t-avr: Don't automatically rebuild
637 $(srcdir)/config/avr/t-multilib
638 $(srcdir)/config/avr/avr-tables.opt
639 (avr-mcus): New phony target to build them on request.
640 (s-avr-mlib): Remove.
641 * avr/avr-mcus.def: Adjust comments.
643 2013-01-07 Terry Guo <terry.guo@arm.com>
645 Backport from mainline
646 2012-12-19 Terry Guo <terry.guo@arm.com>
648 * config/arm/arm.c (thumb_find_work_register): Check argument
649 register number based on current PCS.
651 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
653 Backport from mainline
654 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
658 selected code model, define __code_mode_small__, __code_model_medium__,
659 __code_model_large__, __code_model_32__ or __code_model_kernel__.
660 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
661 xchg temporary register with %k. Declare temporary register as
663 [__x86_64__]: For medium and large code models, preserve %rbx register.
665 2013-01-03 Richard Henderson <rth@redhat.com>
667 * config/i386/i386.c (ix86_expand_move): Always assign to op1
668 after eliminating TLS symbols.
670 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
673 * config/pa/pa.md (movsi): Revert previous change.
674 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
677 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
680 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
683 2013-01-02 Jason Merrill <jason@redhat.com>
686 * tree.c (build_array_type_1): Revert earlier change.
688 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
691 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
694 2012-12-21 Martin Jambor <mjambor@suse.cz>
696 PR tree-optimization/55355
697 * tree-sra.c (type_internals_preclude_sra_p): Also check that
698 bit_position is small enough to fit a single HOST_WIDE_INT.
700 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
702 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
704 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
706 Backport from mainline
707 2012-10-15 Matthias Klose <doko@ubuntu.com>
709 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
710 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
712 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
713 Tomash Brechko <tomash.brechko@gmail.com>
716 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
717 handling of before and after cases.
718 * config/sparc/sync.md (atomic_store): Fix pasto.
720 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
722 * optabs.c (expand_atomic_store): Elide redundant model test.
724 2012-12-13 Richard Henderson <rth@redhat.com>
727 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
729 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
732 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
733 (tldo_stb_sp64): Likewise.
734 (tldo_sth_sp32): Likewise.
735 (tldo_sth_sp64): Likewise.
736 (tldo_stw_sp32): Likewise.
737 (tldo_stw_sp64): Likewise.
738 (tldo_stx_sp64): Likewise.
740 2012-12-10 Kai Tietz <ktietz@redhat.com>
743 * print-tree.c (print_node): Cast from pointer via uintptr_t.
745 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
747 Backport from mainline
748 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
749 H.J. Lu <hongjiu.lu@intel.com>
752 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
753 before using it as insn or call equivalent.
755 2012-12-06 Jason Merrill <jason@redhat.com>
758 * tree.c (build_array_type_1): Re-layout if we found it in the
761 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
763 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
764 opaque cond in all call insns.
766 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
768 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
769 area if the function allocates dynamic stack space.
770 (ia64_initial_elimination_offset): Adjust offsets to above change.
772 2012-12-03 Richard Biener <rguenther@suse.de>
774 Backport from mainline
775 2012-09-24 Richard Guenther <rguenther@suse.de>
777 PR tree-optimization/53663
778 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
779 native encode/interpret translation on VN_WALKREWRITE.
781 2012-12-03 Kai Tietz <ktietz@redhat.com>
784 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
787 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
790 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
792 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
794 Backport from mainline:
795 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
798 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
799 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
800 (in_nullified_branch_delay): Likewise.
801 (in_call_delay): Likewise.
802 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
803 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
804 the $$sh_func_adrs call as variable. Update type of sibcalls and
806 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
807 length instead of adjustment. Handle negative and undefined call
808 adjustments for insn_default_length. Remove adjustment for millicode
809 insn with unfilled delay slot.
810 (pa_output_millicode_call): Update for revised millicode length.
811 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
813 2012-11-29 Kai Tietz <ktietz@redhat.com>
816 * prefix.c (lookup_key): Replace xmalloc/xrealloc
817 use by XNEWVEC/XRESIZEVEC.
819 * i386.c (get_scratch_register_on_entry): Handle
821 (split_stack_prologue_scratch_regno): Likewise.
822 (ix86_static_chain): Likewise.
823 (x86_output_mi_thunk): Likewise.
825 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
827 Backported from mainline
828 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
829 Markus Trippelsdorf <markus@trippelsdorf.de>
832 * lto-opts.c (lto_write_options): Also handle
833 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
834 OPT_SPECIAL_program_name.
837 * lto-wrapper.c (merge_and_complain): Handle
838 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
839 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
841 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
843 PR rtl-optimization/55489
844 * gcse.c (compute_transp): Precompute a canonical version
845 of XEXP (x, 0), and pass it to canon_true_dependence.
847 2012-11-27 Richard Biener <rguenther@suse.de>
850 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
851 stmt with a NOP instead of removing it.
853 2012-11-26 Richard Biener <rguenther@suse.de>
855 Backport from mainline
856 2012-10-19 Richard Biener <rguenther@suse.de>
858 PR tree-optimization/54976
859 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
860 Robustify against odd inner_mode inputs.
862 2012-10-12 Richard Biener <rguenther@suse.de>
864 PR tree-optimization/54894
865 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
866 Handle over-aligned scalar types properly.
868 2012-10-02 Richard Guenther <rguenther@suse.de>
871 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
874 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
876 Backport from mainline
877 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
879 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
880 explaining the register ordering preferences.
882 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
883 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
884 constraints so that the traditional floating point loads, stores,
885 and moves are done first, then the VSX loads, stores, and moves,
886 and finally the GPR loads, stores, and moves so that reload
887 chooses FPRs over GPRs, and uses the traditional load/store
888 instructions which provide an offset.
889 (movdf_hardfloat64): Likewise.
891 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
893 Backported from mainline
894 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
895 H.J. Lu <hongjiu.lu@intel.com>
898 * config/i386/i386.c (legitimize_pic_address): Properly handle
900 (ix86_print_operand_address): Set code to 'k' when forcing
901 addr32 prefix. For x32, zero-extend negative displacement if
904 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
906 * common.opt (fvar-tracking-uninit): Document.
907 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
908 * config/darwin.c (darwin_override_options): Likewise.
910 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
912 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
913 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
915 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
917 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
919 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
921 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
924 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
926 Backport from mainline
927 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/i386.c (ix86_init_machine_status): Do not
930 explicitly clear tls_descriptor_call_expanded_p again.
932 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
935 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
936 as read and written by the instruction.
938 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
940 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
941 (ix86_instantiate_decls): New function.
942 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
943 stack slot instead of SLOT_VIRTUAL.
944 <case IX86_BUILTIN_STMXCSR>: Ditto.
945 (assign_386_stack_local): Do not assert when virtual slot is valid.
946 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
947 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
948 (truncxf<mode>2): Ditto.
949 (floatunssi<mode>2): Ditto.
950 (isinf<mode>2): Ditto.
951 * config/i386/sync.md (atomic_load<mode>): Ditto.
952 (atomic_store<mode>): Ditto.
954 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
957 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
958 the argument is itself a conditional expression.
960 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
962 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
965 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
967 PR tree-optimization/54986
968 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
969 conversions on entry but add them back on exit if needed.
971 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
974 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
976 (print_reg): Use true_regnum rather than REGNO.
977 (ix86_print_operand_address): Remove SUBREG handling.
979 2012-11-05 Jakub Jelinek <jakub@redhat.com>
981 Backported from mainline
982 2012-10-24 Jakub Jelinek <jakub@redhat.com>
985 * gimple.h (is_gimple_sizepos): New inline function.
986 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
987 final assignment to expr variable.
988 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
989 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
990 into a local temporary.
992 2012-10-10 Jakub Jelinek <jakub@redhat.com>
994 PR tree-optimization/54877
995 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
996 use make_ssa_name instead of copy_ssa_name.
998 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1000 Backport from mainline
1001 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1003 PR tree-optimization/53708
1004 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1005 user-supplied alignment when used with an explicit section name.
1007 2012-11-02 Jeff Law <law@redhat.com>
1009 PR tree-optimization/54985
1010 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1011 from thread_across_edge.
1012 (thread_across_edge): Use it in all cases where we might thread
1015 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1017 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1018 special register pushes before frame probing and allocation.
1020 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1021 Joel Sherrill <joel.sherrill@oarcorp.com>
1023 * config/sparc/t-rtems: New (Custom multilibs).
1024 * config/sparc/t-rtems-64: New (Custom multilibs).
1025 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1026 (sparc-*-rtems*): Add sparc/t-rtems.
1028 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1030 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1032 (hash_rtx): Likewise.
1034 2012-10-29 Terry Guo <terry.guo@arm.com>
1036 Backport from mainline
1037 2012-10-11 Terry Guo <terry.guo@arm.com>
1039 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1041 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1044 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1046 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1047 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1049 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1051 * config/avr/t-rtems: Revert previous commit.
1053 2012-10-26 Terry Guo <terry.guo@arm.com>
1055 Backport from mainline
1056 2012-10-23 Terry Guo <terry.guo@arm.com>
1059 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1062 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1064 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1066 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1068 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1070 * config.gcc (microblaze*-*-rtems*): New target.
1071 * config/microblaze/rtems.h: New.
1072 * config/microblaze/t-rtems: New.
1074 2012-10-25 Richard Biener <rguenther@suse.de>
1076 PR tree-optimization/54902
1077 * tree-ssa-pre.c (fini_pre): Return TODO.
1078 (execute_pre): Adjust.
1079 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1080 blocks before computing dominators.
1082 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1084 Backport from mainline
1085 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/i386.c (memory_address_length): Assert that non-null
1088 base or index RTXes are registers. Do not check for REG RTXes.
1089 Determine addr32 prefix using SImode_address_operand or
1090 from original base and index RTXes. Simplify code.
1092 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/i386-protos.h (memory_address_length): Add new bool
1095 argument. Update all uses.
1096 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1097 add length of addr32 prefix based on mode of base or index register.
1098 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1099 addresses here. Update call to memory_address_length.
1100 (ix86_print_address_operand): Use SImode_address_operand predicate.
1101 * config/i386/predicates.md (SImode_address_operand): New.
1102 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1103 to calculate "mode" attribute. Use SImode_address_operand predicate
1104 instead of open-coding accepted RTX codes.
1106 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1108 Backport from 2012-10-22 trunk r192685.
1109 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1110 Note __AVR_<device>__ is not defined for cores.
1111 Don't point to --help=target.
1112 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1114 2012-10-19 Marek Polacek <polacek@redhat.com>
1116 Backported from mainline
1117 2012-10-19 Marek Polacek <polacek@redhat.com>
1120 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1121 pointer/non-pointer comparison.
1123 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1125 Backported from mainline
1126 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1129 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1130 sure the mode is correct when falling through from above cases.
1132 2012-10-19 Alan Modra <amodra@gmail.com>
1134 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1135 (HAVE_LD_LARGE_TOC): Likewise.
1136 * configure: Regenerate.
1138 2012-10-19 Alan Modra <amodra@gmail.com>
1140 * config/rs6000/predicates.md (splat_input_operand): Don't call
1141 input_operand for MEMs. Instead check for volatile and call
1142 memory_address_addr_space_p with modified mode.
1144 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1146 Backported from mainline
1147 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1149 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1151 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1153 PR rtl-optimization/54870
1154 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1155 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1156 SSA_NAME pointer that points to a partition if there is at least
1157 one variable with it set in the partition.
1158 * dse.c (local_variable_can_escape): New predicate.
1159 (can_escape): Call it.
1160 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1161 mark the SSA_NAME pointer that points to a partition.
1163 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1165 Backport from mainline
1166 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1168 PR rtl-optimization/53701
1169 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1170 rocess not only expr's vinsns but all old vinsns from expr's
1173 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1175 Backport from mainline
1176 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1179 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1181 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1182 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1183 only if producer writes to the register given by regno.
1185 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1187 Backport from mainline
1188 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1190 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1191 (UNSPEC_LOADU): New.
1192 (UNSPEC_STOREU): Ditto.
1193 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1194 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1195 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1196 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1197 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1198 (<sse2>_storedqu<avxsizesuffix>): ... this.
1199 (*sse4_2_pcmpestr_unaligned): Update.
1200 (*sse4_2_pcmpistr_unaligned): Ditto.
1202 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1203 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1204 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1205 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1206 gen_sse2_load{dqu,upd} to load from unaligned memory and
1207 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1209 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1210 Use CODE_FOR_sse_loadups.
1211 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1212 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1213 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1214 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1215 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1216 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1217 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1218 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1219 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1220 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1221 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1223 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1225 Backport from trunk (r190222):
1227 PR tree-optimization/54146
1228 * ifcvt.c: Include pointer-set.h.
1229 (cond_move_process_if_block): Change type of then_regs and
1230 else_regs from alloca'd array to pointer_sets.
1231 (check_cond_move_block): Update for this change.
1232 (cond_move_convert_if_block): Likewise.
1233 * Makefile.in: Fix dependencies for ifcvt.o.
1235 2012-10-15 Richard Guenther <rguenther@suse.de>
1237 PR tree-optimization/54920
1238 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1239 allocate temporary storage for all NARY elements.
1241 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1244 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1246 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1248 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1249 default_use_cxa_atexit to yes.
1251 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1253 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1255 2012-10-05 Jan Hubicka <jh@suse.cz>
1256 Jakub Jelinek <jakub@redhat.com>
1258 PR tree-optimization/33763
1259 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1260 attribute for redefined extern inline functions.
1262 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1264 Backported from mainline
1265 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1267 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1268 in SSE and YMM state support check for -march=native.
1270 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1273 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1276 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1278 Backported from mainline
1279 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1282 * doc/invoke.texi: Document -mprefer-avx128.
1284 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1286 Backported from mainline
1287 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1290 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1291 (XSTATE_FP): Likewise.
1292 (XSTATE_SSE): Likewise.
1293 (XSTATE_YMM): Likewise.
1294 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1295 SSE and YMM states aren't supported.
1297 2012-10-01 Tom de Vries <tom@codesourcery.com>
1299 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1302 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1305 * config/s390/s390.c (s390_option_override): Add missing break.
1307 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1309 Backport from mainline
1310 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1312 * config.gcc: Replace 'host' with 'target' when configuring for
1313 powerpc64*-*-freebsd.
1315 2012-09-28 Meador Inge <meadori@codesourcery.com>
1317 Backport from mainline
1318 2012-09-27 Meador Inge <meadori@codesourcery.com>
1320 * gcc-ar.c (main): Handle the returning of the sub-process error
1323 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1325 Backport from 2012-09-28 trunk r191821.
1326 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1328 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1331 * simplify-rtx.c (simplify_binary_operation_1): Perform
1332 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1334 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1336 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1337 TYPE_NONALIASED_COMPONENT flag.
1338 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1339 TYPE_NONALIASED_COMPONENT flag.
1341 2012-09-21 Richard Guenther <rguenther@suse.de>
1344 Backport from mainline
1345 2012-04-19 Richard Guenther <rguenther@suse.de>
1347 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1350 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1353 * c-typeck.c (c_cast_expr): When casting to a type requiring
1354 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1357 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1360 * c-typeck.c (build_unary_op): Pass original argument of
1361 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1362 any C_MAYBE_CONST_EXPR, if it has integer operands.
1363 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1364 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1365 to c_objc_common_truthvalue_conversion, then remove any
1366 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1367 c_objc_common_truthvalue_conversion not
1368 c_common_truthvalue_conversion.
1369 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1370 call note_integer_operands for arguments with integer operands
1371 that are not integer constants.
1373 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1375 Backported from mainline
1376 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1378 PR tree-optimization/54563
1379 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1380 gimple_purge_dead_eh_edges if last call has been changed.
1382 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1385 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1386 instead of (match_dup 0) as second argument to vec_merge.
1387 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1388 Remove third alternative.
1389 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1390 operand 2 instead of operand 1, but put it as first argument
1392 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1393 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1396 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1398 * BASE-VER: Set to 4.7.3.
1399 * DEV-PHASE: Set to prerelease.
1401 2012-09-20 Release Manager
1403 * GCC 4.7.2 released.
1405 2012-09-15 Andi Kleen <ak@linux.intel.com>
1407 Backport from mainline
1408 2012-09-07 Andi Kleen <ak@linux.intel.com>
1410 * gcc/lto-streamer.h (res_pair): Add.
1411 (lto_file_decl_data): Replace resolutions with respairs.
1413 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1414 Initialize respairs.
1415 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1417 2012-09-14 Walter Lee <walt@tilera.com>
1419 Backport from mainline.
1420 2012-09-14 Walter Lee <walt@tilera.com>
1422 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1423 option for TILEPro and TILE-Gx.
1425 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1427 * config/i386/i386.h (x86_prefetchw): New global variable.
1428 (TARGET_PREFETCHW): New macro.
1429 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1430 (processor_alias_table): Add PTA_PREFETCHW to
1431 bdver1, bdver2 and btver1.
1432 (ix86_option_override_internal): Set x86_prefetchw for
1433 PTA_PREFETCHW targets.
1434 * config/i386/i386.md (prefetch): Expand to prefetchw
1435 for TARGET_PREFETCHW.
1436 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1438 Backport from mainline
1439 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1442 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1444 (*prefetch_sse): ... this.
1445 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1447 (*prefetch_3dnow): ... this.
1449 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1452 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1453 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1455 2012-09-12 Teresa Johnson <tejohnson@google.com>
1457 Backport from mainline.
1458 2012-09-12 Teresa Johnson <tejohnson@google.com>
1460 PR gcov-profile/54487
1461 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1462 test using F_SETLKW with fcntl.
1463 * configure, config.in: Regenerate.
1465 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1467 Backport from mainline
1468 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1470 * config/i386/i386.md : Comments on fma4 instruction selection
1471 reflect requirement on register pressure based cost model.
1473 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1474 flag is set-reset as informed by the cpuid flag.
1476 * config/i386/i386.c (processor_alias_table): fma4
1477 flag is enabled for bdver2.
1479 2012-09-12 Christian Bruel <christian.bruel@st.com>
1481 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1483 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1485 * config.gcc: Obsolete picochip-*.
1487 2012-09-11 Richard Guenther <rguenther@suse.de>
1490 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1491 on flag_toplevel_reorder.
1493 2012-09-10 Richard Henderson <rth@redhat.com>
1495 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1498 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1500 Backport from 2012-09-10 mainline r191132.
1503 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1505 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1508 * tree-sra.c (disqualify_base_of_expr): Check for possible
1509 NULL_TREE returned by get_base_address()
1511 2012-09-07 Richard Guenther <rguenther@suse.de>
1513 Backport from mainline
1514 2012-06-26 Jan Hubicka <jh@suse.cz>
1517 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1520 2012-09-07 Richard Guenther <rguenther@suse.de>
1522 Backport from mainline
1523 2012-07-13 Richard Guenther <rguenther@suse.de>
1525 PR tree-optimization/53922
1526 * tree-vrp.c (value_inside_range): Change prototype to take
1527 min/max instead of value-range.
1528 (range_includes_zero_p): Likewise. Return the result from
1530 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1531 return value from range_includes_zero_p.
1532 (extract_range_from_unary_expr_1): Likewise.
1533 (compare_range_with_value): Likewise.
1534 (vrp_meet_1): Likewise.
1536 2012-09-07 Richard Guenther <rguenther@suse.de>
1539 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1540 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1541 arguments separately.
1543 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1545 Backported from mainline
1546 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1548 PR rtl-optimization/54455
1549 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1550 bb ends up with asm goto referencing bb's label.
1552 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1554 Backport from mainline.
1555 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1556 Richard Earnshaw <richard.earnshaw@arm.com>
1559 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1560 element size. Use elem_type from the formal parameter. New parameter
1562 (neon_expand_args): Adjust call to neon_dereference_pointer.
1564 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1566 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1567 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1569 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1571 Backport from mainline
1572 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1574 * config/i386/i386.md (isa): Add fma and fma4.
1575 (enabled): Handle fma and fma4.
1576 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1577 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1578 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1579 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1580 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1581 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1583 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1586 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1587 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1589 2012-09-06 Richard Guenther <rguenther@suse.de>
1591 PR tree-optimization/54498
1592 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1593 abort when reaching an already visited region.
1594 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1595 (get_continuation_for_phi_1): Likewise.
1596 (walk_non_aliased_vuses): When we translated the reference,
1597 abort when we re-visit a region.
1598 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1600 2012-09-06 Andrew Pinski <apinski@cavium.com>
1603 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1605 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1608 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1609 build_int_cst with size_type_node instead of size_int.
1611 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1613 Backport from 2012-09-05 mainline r190697.
1616 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1617 configured --with-avrlibc.
1618 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1620 * config/avr/avrlibc.h: New file.
1621 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1622 configured --with-avrlibc.
1623 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1625 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1627 Backport from 2012-09-04 mainline r190919
1630 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1631 of size less than 4 bytes by using macro ARM_NUM_INTS.
1632 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1634 2012-09-04 Richard Henderson <rth@redhat.com>
1636 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1638 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1640 Backport from 2012-09-04 mainline r190920
1643 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1645 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1647 Backport from 2012-09-04 mainline r190914
1650 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1652 (avr_allocate_stack_slots_for_args): ...this new static function.
1654 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1656 Backported from mainline
1657 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1660 * doc/invoke.texi: Add -da and remove -dm.
1662 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1664 Backported from mainline
1665 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1668 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1669 operands[1] is CONST_INT_P, convert it to QImode before printing.
1671 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1674 * c-convert.c (convert): Don't call fold_convert_loc if
1675 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1676 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1677 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1679 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1682 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1683 if init is a CONSTRUCTOR.
1685 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1687 PR rtl-optimization/54369
1688 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1689 calling dbr_schedule.
1690 * config/sparc/sparc.c (sparc_reorg): Likewise.
1692 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1694 Backport from mainline
1695 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1697 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1698 case for Atom processor.
1700 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1702 Backport from mainline
1703 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1707 true for TARGET_64BIT or !flag_pic.
1708 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1709 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1710 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1711 Add insn constraint. Conditionally emit xchg asm insns.
1712 (atomic_compare_and_swap<mode>): Update calls. Check only
1713 cmpxchg8b_pic_memory_operand in memory address fixup.
1715 (CASHMODE): Rename from DCASHMODE.
1716 (doublemodesuffix): Update modes.
1717 (regprefix): New mode attribute.
1719 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1720 <UNSPECV_CMPXCHG>: New constant.
1721 (atomic_compare_and_swap<mode>_1): Rename from
1722 atomic_compare_and_swap_single<mode>. Update calls and
1723 unspec_volatile constants.
1724 (atomic_compare_and_swap<mode>_doubleword): Rename from
1725 atomic_compare_and_swap_double<mode>. Update calls and
1726 unspec_volatile constants.
1728 2012-08-28 Walter Lee <walt@tilera.com>
1730 Backport from mainline
1731 2012-08-28 Walter Lee <walt@tilera.com>
1733 * confg/tilegx/tilegx.md: Fix code style.
1734 (*zero_extendsidi_truncdisi): Fix typo.
1735 * config/tilegx/tilegx.c: Fix code style.
1736 (tilegx_function_profiler): Fix typo.
1738 2012-08-27 Walter Lee <walt@tilera.com>
1740 Backport from mainline
1741 2012-08-27 Walter Lee <walt@tilera.com>
1743 * doc/md.texi (TILE-Gx): Fix typo.
1745 2012-08-27 Walter Lee <walt@tilera.com>
1747 Backport from mainline
1748 2012-08-27 Walter Lee <walt@tilera.com>
1750 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1751 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1753 2012-08-27 Walter Lee <walt@tilera.com>
1755 Backport from mainline
1756 2012-08-27 Walter Lee <walt@tilera.com>
1758 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1759 (insn_bfins): Delete.
1761 2012-08-27 Walter Lee <walt@tilera.com>
1763 Backport from mainline
1764 2012-08-27 Walter Lee <walt@tilera.com>
1766 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1767 atomic_exchange_bare<mode>,
1768 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1769 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1770 * config/tilegx/tilegx.md (type): Add X1_remove.
1771 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1772 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1773 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1776 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1778 PR rtl-optimization/54088
1779 * jump.c (delete_related_insns): Robustify latest change.
1781 2012-08-21 Richard Guenther <rguenther@suse.de>
1783 Backport from mainline
1784 2012-08-16 Richard Guenther <rguenther@suse.de>
1787 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1789 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1790 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1791 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1792 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1793 (tree_ssa_lim_finalize): Free all mem_refs.
1794 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1795 scc when bailing out.
1796 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1797 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1798 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1799 FOR_EACH_LOOP_BREAK.
1801 2012-08-17 Richard Guenther <rguenther@suse.de>
1803 * tree-sra.c (modify_function): Free redirect_callers vector.
1804 * ipa-split.c (split_function): Free args_to_pass vector.
1805 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1807 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1808 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1809 (vect_analyze_slp_instance): Free everything.
1810 (destroy_bb_vec_info): Free the SLP instances.
1812 2012-08-17 Richard Guenther <rguenther@suse.de>
1814 * params.def (integer-share-limit): Decrease from 256 to 251,
1817 2012-08-21 Richard Guenther <rguenther@suse.de>
1819 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1820 the affine expansion cache.
1822 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1824 Backported from trunk
1825 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1828 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1830 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1832 Backport from mainline.
1833 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1836 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1837 mark as predicable. Adjust asm template.
1838 (vec_setv2di_internal): Likewise.
1839 (vec_extract<mode> VD, VQ): Likewise.
1840 (vec_extractv2di): Likewise.
1841 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1842 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1843 (neon_vdup_n<mode> VX, V32): Likewise.
1844 (neon_vdup_nv2di): Likewise.
1846 2012-08-17 Walter Lee <walt@tilera.com>
1848 Backport from mainline
1849 2012-08-17 Walter Lee <walt@tilera.com>
1851 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1852 (FEEDBACK_ENTER): Define.
1853 (FEEDBACK_REENTER): Define.
1854 (FEEDBACK_ENTRY): Define.
1855 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1856 (FEEDBACK_ENTER): Define.
1857 (FEEDBACK_REENTER): Define.
1858 (FEEDBACK_ENTRY): Define.
1860 2012-08-16 Walter Lee <walt@tilera.com>
1862 Backport from mainline
1863 2012-08-16 Walter Lee <walt@tilera.com>
1865 * config.gcc (tilegx-*-linux*): Add feedback.h.
1866 (tilepro-*-linux*): Likewise.
1867 * config/tilegx/feedback.h: New file.
1868 * config/tilepro/feedback.h: New file.
1870 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1872 Backport from mainline r189840 and r187586:
1873 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1875 * config/i386/i386.md (stack_protect_set): Disable the pattern
1876 for Android since Android libc (bionic) does not provide random
1877 value for stack protection guard at gs:0x14. Guard value
1878 will be provided from external symbol (default implementation).
1879 (stack_protect_set_<mode>): Likewise.
1880 (stack_protect_test): Likewise.
1881 (stack_protect_test_<mode>): Likewise.
1882 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1883 not have Bionic by default
1884 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1885 Macro OPTION_BIONIC is defined in this file and provides Bionic
1886 accessibility status
1888 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1890 * configure.ac: Stack protector enabling for Android targets.
1891 * configure: Regenerate.
1893 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1895 Backported from trunk
1896 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1898 PR rtl-optimization/53942
1899 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1900 directly from likely spilled non-fixed hard registers, move them
1903 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1905 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1906 (xop_phaddubq): Ditto.
1908 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1910 Backport from mainline
1911 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1912 Richard Earnshaw <rearnsha@arm.com>
1914 * target.def (vector_alignment): New target hook.
1915 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1916 * doc/tm.texi: Regenerate.
1917 * targhooks.c (default_vector_alignment): New function.
1918 * targhooks.h (default_vector_alignment): Add prototype.
1919 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1920 * config/arm/arm.c (arm_vector_alignment): New function.
1921 (TARGET_VECTOR_ALIGNMENT): Define.
1923 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1924 vector type alignment instead of size.
1925 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1926 element type size directly instead of computing it from alignment.
1927 Fix variable naming and comment.
1929 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1931 Backport from mainline
1932 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1934 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1935 (alpha_pad_function_end): ... this. Also insert NOP between
1936 sibling call and GP load.
1937 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1939 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1941 Backport from mainline
1942 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1943 H.J. Lu <hongjiu.lu@intel.com>
1945 PR rtl-optimization/54157
1946 * combine.c (gen_lowpart_for_combine): Don't return identity
1947 for CONST or symbolic reference.
1949 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1951 Backport from mainline
1952 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1955 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1956 split_cost argument signed.
1957 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1958 (ix86_avoid_lea_for_addr): Ditto.
1960 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1963 the address has less than two components.
1965 2012-08-02 Steve Ellcey <sellcey@mips.com>
1967 Backport from mainline
1968 2012-07-19 Steve Ellcey <sellcey@mips.com>
1970 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1973 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1975 Backport from mainline
1976 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1979 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1980 negative constant address for TARGET_X32 ...
1981 (ix86_decompose_address): ... here. Reject constant addresses
1982 that don't satisfy x86_64_immediate_operand predicate.
1984 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1987 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1988 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1989 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1990 addresses. Prevent zero extensions of CONST_INT operands.
1992 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.md (*lea): New insn pattern.
1997 (*lea<mode>_2): Ditto.
1998 (*lea_{3,4,5,6}_zext): Ditto.
1999 * config/i386/predicates.md (lea_address_operand): Do not reject
2000 zero-extended address operands.
2001 * config/i386/constraints.md (j): Remove address constraint.
2002 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2004 (ix86_print_operand_address): Handle SImode subreg of an address.
2005 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2007 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2009 Backport from mainline
2010 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2013 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2014 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2016 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2017 (*movdi_internal_rex64): Use %E operand modifier for lea.
2018 (*movsi_internal): Ditto.
2020 (*lea<mode>_2): Ditto.
2021 (*lea_{3,4,5,6}_zext): Ditto.
2022 (*tls_global_dynamic_32_gnu): Ditto.
2023 (*tls_global_dynamic_64): Ditto.
2024 (*tls_dynamic_gnu2_lea_32): Ditto.
2025 (*tls_dynamic_gnu2_lea_64): Ditto.
2026 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2028 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2030 Backport from mainline
2031 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2035 (ix86_print_operand_address): Assert that parts.base and parts.index
2036 are non-NULL after call to simplify_subreg.
2038 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2041 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2043 * config/sh/sh.c (sh_option_override): Do not change
2044 flag_finite_math_only. Set TARGET_IEEE to complement of
2045 flag_finite_math_only.
2046 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2047 description of mieee and mno-ieee behavior.
2049 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2052 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2053 (_lzcnt_u64): Ditto.
2055 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2057 Backport from mainline
2058 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2060 PR rtl-optimization/52250
2061 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2062 to put note list into. Unconditionally call move_bb_info.
2063 (move_bb_info): Do not assert the blocks being in the same region,
2064 just drop the note list if they are not.
2066 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2068 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2070 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2072 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2073 defining statement is a SSA name that occurs in abnormal PHIs.
2075 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2077 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2080 2012-07-19 Richard Guenther <rguenther@suse.de>
2081 Eric Botcazou <ebotcazou@adacore.com>
2083 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2084 about transition from invariant to known bits.
2085 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2087 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2090 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2091 (cleanup_tree_cfg_bb): Don't call it.
2092 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2095 2012-07-19 Christian Bruel <christian.bruel@st.com>
2098 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2100 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2102 * config.gcc (v850-*-rtems*): New target.
2103 * config/v850/rtems.h: New.
2104 * config/v850/t-rtems: New.
2106 2012-07-18 Nick Clifton <nickc@redhat.com>
2108 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2110 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2114 Backport from mainline
2115 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2118 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2119 instead expand it as zero extension.
2121 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2123 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2124 QImode and HImode splitters. Use ix86_comparison_operator.
2125 Explicitly match FLAGS_REG.
2126 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2128 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2129 Steven Bosscher <steven@gcc.gnu.org>
2130 Bernd Schmidt <bernds@codesourcery.com>
2132 PR rtl-optimization/53908
2133 * df-problems.c (can_move_insns_across): When doing
2134 memory-reference book-keeping, handle call insns.
2136 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2138 Backport from mainline
2139 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2143 sibcall_insn_operand. Move it to a temporary register if not.
2145 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2149 emit PIC sequence for fnaddr symbol reference in advance.
2151 2012-07-09 Jason Merrill <jason@redhat.com>
2154 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2155 (type_hash_eq): Likewise.
2158 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2160 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2162 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2163 due to negative shift amount.
2165 2012-07-06 Kai Tietz <ktietz@redhat.com>
2167 Backport from mainline.
2169 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2170 as "/mingw/include".
2172 2012-07-06 Nick Clifton <nickc@redhat.com>
2174 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2175 default_encode_section_info.
2177 2012-07-06 Richard Guenther <rguenther@suse.de>
2179 Backport from mainline
2180 2012-03-30 Richard Guenther <rguenther@suse.de>
2183 * double-int.c (rshift_double): Remove not needed cast.
2185 2012-03-28 Richard Guenther <rguenther@suse.de>
2188 * double-int.h (rshift_double): Remove.
2189 * double-int.c (lshift_double): Use absu_hwi to make count
2191 (rshift_double): Make static, take unsigned count argument,
2192 remove handling of negative count argument.
2193 (double_int_rshift): Dispatch to lshift_double.
2195 2012-07-06 Richard Guenther <rguenther@suse.de>
2197 Backport from mainline
2198 2012-06-18 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/53693
2201 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2202 Reject operands with more than one use.
2204 2012-07-06 Richard Guenther <rguenther@suse.de>
2206 Backport from mainline
2207 2012-04-11 Richard Guenther <rguenther@suse.de>
2210 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2211 consider loop nesting.
2212 (evolution_function_is_univariate_p): Properly check the remainder
2215 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2217 Backport from mainline
2218 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2220 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2221 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2222 (adjacent_mem_locations): Move some code to and call...
2223 (get_memref_parts): ...new function.
2224 (mem_locations_overlap): New function.
2225 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2226 (is_mem_ref): Rename to...
2227 (find_mem_ref): ...this. Return MEM rtx.
2228 (get_store_dest): Remove function.
2229 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2230 new parameter and adjust calls.
2231 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2232 mem refs overlap for true_store_to_load_dep_costly.
2233 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2234 passed to adjacent_mem_locations.
2235 (is_costly_group): Walk resolved dependency list.
2236 (force_new_group): Emit group ending nop for Power6/Power7.
2237 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2238 (group_ending_nop): New define_insn.
2240 2012-07-04 Richard Guenther <rguenther@suse.de>
2243 * gimple-fold.c (get_base_constructor): Do not return an
2244 error_mark_node DECL_INITIAL.
2246 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2248 Backport from mainline
2249 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2251 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2252 code model string in the error message.
2254 2012-07-04 Tristan Gingold <gingold@adacore.com>
2256 Backport from mainline.
2257 2012-06-25 Tristan Gingold <gingold@adacore.com>
2259 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2260 (seh_cfa_adjust_cfa): ... that function.
2261 (seh_emit_stackalloc): Do not emit out of range values.
2262 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2263 UNSPEC_DEF_CFA constants.
2264 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2265 * config/i386/i386.c (ix86_frame_pointer_required): Required
2266 for very large frames on SEH target.
2267 (ix86_compute_frame_layout): Save area is before frame pointer
2268 on SEH target. Handle very large frames.
2269 (ix86_expand_prologue): Likewise.
2271 2012-07-04 Richard Guenther <rguenther@suse.de>
2273 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2274 as in free_lang_data_in_type.
2276 2012-07-02 Martin Jambor <mjambor@suse.cz>
2278 Backport from mainline.
2279 2012-07-02 Martin Jambor <mjambor@suse.cz>
2282 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2283 dynamic type change check.
2285 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2287 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2288 last statement of the finally block onto the switch.
2290 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2292 * configure: Regenerate.
2294 Backport from mainline.
2295 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2297 * config.gcc (target_type_format_char): New. Document it. Set it for
2299 * configure.ac (gnu_unique_option): Use target_type_format_char
2300 in test. Comment rationale.
2302 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2304 Backport from mainline.
2305 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2307 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2309 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2311 Backport from 2012-06-28 mainline r189049
2314 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2315 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2316 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2317 avr_hard_regno_call_part_clobbered.
2319 2012-06-28 Richard Guenther <rguenther@suse.de>
2322 * expr.c (expand_expr_real_1): Verify if the type is complete
2323 before inspecting its size.
2325 2012-06-27 Nick Clifton <nickc@redhat.com>
2327 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2330 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2333 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2335 2012-06-26 Nick Clifton <nickc@redhat.com>
2337 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2339 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2342 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2343 of x x x in the vmovlps load alternative.
2345 2012-06-22 Richard Guenther <rguenther@suse.de>
2347 * gcov-iov.c: Include bconfig.h and system.h.
2349 2012-06-22 Richard Guenther <rguenther@suse.de>
2351 PR gcov-profile/53744
2352 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2354 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2356 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2357 DECL_IGNORED_P non-reg vars even if they are used.
2359 2012-06-19 Jason Merrill <jason@redhat.com>
2362 * dwarf2out.c (modified_type_die): Use scope_die_for.
2363 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2364 (uses_local_type_r, uses_local_type): New.
2365 (scope_die_for): Keep a type that uses a local type in local scope.
2366 Use get_context_die for namespace and type scope.
2368 2012-06-19 Richard Guenther <rguenther@suse.de>
2371 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2372 replace it with the first non-BLOCK context.
2374 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2376 PR rtl-optimization/53700
2378 Backport from mainline
2379 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2381 * ira-color.c (setup_left_conflict_sizes_p): Process all
2382 conflicting objects.
2384 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2386 Backport from mainline
2387 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2391 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2392 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2393 instead of xop_mulv2div2di3_low.
2394 (xop_p<macs>dql): Fix vec_select selector.
2395 (xop_p<macs>dqh): Ditto.
2396 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2397 (xop_mulv2div2di3_high): Ditto.
2399 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2401 Backport from mainline:
2402 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2404 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2406 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2408 Backport from mainline:
2409 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2411 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2412 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2413 MAX_PCREL17F_OFFSET instead of fixed offset.
2414 (pa_attr_length_call): Likewise.
2415 (pa_attr_length_indirect_call): Likewise.
2417 2012-06-15 Walter Lee <walt@tilera.com>
2419 Backport from mainline:
2420 2012-06-15 Walter Lee <walt@tilera.com>
2422 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2424 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2426 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2428 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2430 Backport from mainline:
2432 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2433 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2434 * gimple.h (block_in_transaction): Check for flag_tm.
2436 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2438 PR tree-optimization/52558
2440 Backport from mainline:
2441 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2442 * gimple.h (gimple_set_in_transaction): Remove.
2443 (gimple_in_transaction): Look in BB instead.
2444 (gimple_statement_base): Remove in_transaction field.
2445 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2446 * trans-mem.c (compute_transaction_bits): Place transaction bit
2447 information into basic blocks.
2449 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2451 PR tree-optimization/52558
2452 * cfg.c (alloc_aux_for_edge): Fix comment.
2453 (alloc_aux_for_edge): Remove static.
2454 * basic-block.h (alloc_aux_for_edge): Protoize.
2455 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2456 (execute_sm_if_changed_flag): New.
2457 (execute_sm_if_changed_flag_set): New.
2458 (execute_sm): Do not generate data races unless requested.
2459 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2460 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2461 * gimple.h (block_in_transaction): New.
2462 (gimple_in_transaction): Use block_in_transaction.
2464 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2466 Backported from mainline
2467 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2469 PR rtl-optimization/53589
2470 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2471 discovery even when e->dest != target. If any LABEL_REF points
2472 to e->dest label, redirect it to target's label.
2474 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2477 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2478 returns false, replace stmt with GIMPLE_NOP.
2479 (check_omp_nesting_restrictions): Instead of issuing warnings,
2480 issue errors and return false if any errors were reported.
2482 2012-06-14 Richard Guenther <rguenther@suse.de>
2484 * BASE-VER: Set to 4.7.2.
2485 * DEV-PHASE: Set to prerelease.
2487 2012-06-12 Christian Bruel <christian.bruel@st.com>
2490 * config/sh/sh.c (sh_option_override): Don't force
2491 flag_omit_frame_pointer and maccumulate_outgoing_args.
2492 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2494 2012-06-14 Release Manager
2496 * GCC 4.7.1 released.
2498 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2500 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2502 2012-06-13 Richard Henderson <rth@redhat.com>
2504 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2505 iterator instead of INT.
2507 2012-06-08 Richard Henderson <rth@redhat.com>
2510 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2511 note to a clobber insn when no other insn is available.
2513 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2516 * doc/invoke.texi (Wenum-compare): Update documentation.
2518 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2521 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2523 (altivec_stvlxl): Ditto.
2524 (altivec_stvrx): Ditto.
2525 (altivec_stvrxl): Ditto.
2527 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2530 * trans-mem.c (expand_block_edges): Do not skip the first
2531 statement when resetting the BB.
2533 2012-06-04 Richard Guenther <rguenther@suse.de>
2536 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2537 create new assembler names.
2539 2012-06-04 Richard Guenther <rguenther@suse.de>
2541 Backport from mainline
2542 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2545 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2546 larger than maxbits. Don't compute maxbits modulo align.
2547 Also check that unit bytes long store at bitpos / unit * unit
2548 doesn't affect bits beyond bitregion_end.
2549 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2550 would not fit into bitregion_start ... bitregion_end + 1 bit
2552 (store_split_bit_field): Decrease unit close to end of bitregion_end
2553 if access is restricted in order to avoid mutual recursion.
2555 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2557 Backport from 2012-06-04 mainline r188172
2560 * config/avr/avr-stdint.h: New file.
2561 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2564 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2566 PR tree-optimization/53550
2567 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2568 is POINTER_TYPE_P, use sizetype as step type instead of type.
2570 2012-06-04 Richard Guenther <rguenther@suse.de>
2571 Eric Botcazou <ebotcazou@adacore.com>
2573 Backport from mainline
2574 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2576 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2577 Change type of BITOFFSET to signed. Make sure the lower bound of
2578 the computed range is non-negative by adjusting OFFSET and BITPOS.
2579 (expand_assignment): Adjust call to get_bit_range.
2581 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2583 * expr.c (get_bit_range): Return the null range if the enclosing record
2584 is part of a larger bit field.
2586 2012-03-20 Richard Guenther <rguenther@suse.de>
2588 * stor-layout.c (finish_bitfield_representative): Fallback
2589 to conservative maximum size if the padding up to the next
2590 field cannot be computed as a constant.
2591 (finish_bitfield_layout): If we cannot compute the distance
2592 between the start of the bitfield representative and the
2593 bitfield member start a new representative.
2594 * expr.c (get_bit_range): The distance between the start of
2595 the bitfield representative and the bitfield member is zero
2596 if the field offsets are not constants.
2598 2012-03-16 Richard Guenther <rguenther@suse.de>
2600 * stor-layout.c (finish_bitfield_representative): Fall back
2601 to the conservative maximum size if we cannot compute the
2602 size of the tail padding.
2604 2012-03-14 Richard Guenther <rguenther@suse.de>
2606 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2607 * stor-layout.c (start_bitfield_representative): New function.
2608 (finish_bitfield_representative): Likewise.
2609 (finish_bitfield_layout): Likewise.
2610 (finish_record_layout): Call finish_bitfield_layout.
2611 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2612 for QUAL_UNION_TYPE fields.
2613 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2614 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2615 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2620 * expr.c (get_bit_range): Unconditionally extract bitrange
2621 from DECL_BIT_FIELD_REPRESENTATIVE.
2622 (expand_assignment): Adjust call to get_bit_range.
2624 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2627 * fold-const.c (fold_binary_loc): Refine previous change.
2629 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2631 Backport from mainline
2632 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2635 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2636 avoid going above orig insn. Update comments.
2638 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2640 Backport from mainline
2641 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2644 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2645 prologue for unwinder and profiler.
2647 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2649 Backport from mainline
2650 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2652 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2654 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2656 Backport from mainline
2657 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2659 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2660 DBX_REGISTER_NUMBER.
2662 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2664 Backport from mainline
2665 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2667 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2668 operand is CONST_INT. Take COSTS_N_INSNS into account.
2669 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2672 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2674 * config/avr/avr.opt (-msp8): Document it.
2675 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2677 2012-05-31 Richard Guenther <rguenther@suse.de>
2680 * expr.c (expand_assignment): Do not use movmisalign on
2683 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2686 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2687 (pa_section_type_flags): New.
2688 (pa_legitimate_constant_p): Revert previous change.
2690 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2692 Backport from mainline
2693 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2696 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2697 accessed indirectly.
2698 (ipa_tm_create_version): Same.
2700 2012-05-30 Jason Merrill <jason@redhat.com>
2703 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2704 about array compound literals.
2706 2012-05-30 Richard Guenther <rguenther@suse.de>
2709 * fold-const.c (fold_binary_loc): Make sure to call
2710 fold_plusminus_mult_expr with the original sign of operands.
2712 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2714 * explow.c (probe_stack_range): Restore simple control flow and stop
2715 again when the probe cannot be generated if HAVE_check_stack.
2717 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2719 PR rtl-optimization/53519
2720 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2721 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2723 2012-05-29 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/53516
2726 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2728 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2730 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2732 Backport from mainline
2733 2012-05-28 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/53438
2736 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2738 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2740 Backport from mainline
2741 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2743 PR rtl-optimization/52528
2744 * combine.c (can_combine_p): Add setting of subst_low_luid
2745 before call to expand_field_assignment().
2747 2012-05-26 Martin Jambor <mjambor@suse.cz>
2749 Backport from mainline
2750 2012-05-23 Martin Jambor <mjambor@suse.cz>
2752 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2754 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2757 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2758 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2760 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2763 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2764 (ix86_expand_vec_perm): Use int mode instead of float.
2766 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2769 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2770 gnu_ld variables to yes.
2771 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2772 (HAVE_GNU_AS): Likewise.
2773 * config.in: Regenerate.
2774 * configure: Likewise.
2776 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2778 Backport from mainline
2779 2012-03-12 Richard Guenther <rguenther@suse.de>
2780 * config/arm/arm.c (neon_dereference_pointer): Do not call
2781 covert during RTL expansion.
2783 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2785 Backport from mainline
2786 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2789 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2790 relied on signed overflow behavior.
2792 2012-05-24 Richard Guenther <rguenther@suse.de>
2795 * tree-profile.c (tree_profiling): Cleanup the CFG if
2796 execute_fixup_cfg requests it.
2798 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2800 PR tree-optimization/53465
2801 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2802 vr0 into *vr, then vrp_meet that.
2803 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2804 have any equivalences.
2805 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2808 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2810 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2812 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2813 (iterative_hash_gimple_type): Adjust comment.
2814 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2815 domain for an array type instead of the domain type itself.
2817 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2819 Backport from 2012-05-23 mainline r187803
2822 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2823 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2826 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2828 Backport from 2012-05-03 mainline r187075
2830 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2831 has_fma4 for AMD processors with both fma3 and fma4 support.
2833 2012-05-22 Richard Guenther <rguenther@suse.de>
2835 PR tree-optimization/53408
2836 * tree-vect-loop.c (vectorizable_induction): Properly check
2837 the restriction that we cannot handle induction results from
2838 the inner loop outside of the outer loop.
2840 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2842 PR tree-optimization/53436
2843 * omp-low.c (omp_build_component_ref): New function.
2844 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2846 PR tree-optimization/53366
2847 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2848 tests if complex_numbers == 2, but there are non-complex number loads
2851 PR tree-optimization/53409
2852 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2853 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2855 PR tree-optimization/53410
2856 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2857 instead of build_int_cst (type, 0) where vector types might be
2860 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2863 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2864 from folded operands before wrapping another around the
2865 conditional expression.
2867 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2868 Patrick Marlier <patrick.marlier@gmail.com>
2870 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2873 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2875 Backport from mainline
2876 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2880 (UNSPECV_RDRAND): This.
2881 (rdrand<mode>_1): Updated.
2883 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2885 Backport from mainline
2886 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2888 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2889 RDRND, F16C and FSGSBASE.
2891 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2893 Backport from mainline
2894 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2896 * tree-ssa-pre.c (can_value_number_call): Delete.
2897 (compute_avail): Skip all statements with side effects.
2898 <GIMPLE_CALL>: Skip calls to internal functions.
2900 2012-05-18 David S. Miller <davem@davemloft.net>
2902 Backport r185385 from mainline
2903 2012-03-14 Richard Guenther <rguenther@suse.de>
2906 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2907 element type instead of mode, use build_vector_type_for_mode
2908 instead of the langhook, build a vector of proper signedness.
2909 (expand_vector_operations_1): Adjust.
2911 2012-05-18 Olivier Hainque <hainque@adacore.com>
2913 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2914 $(libsubdir) as libexecsubdir.
2916 2012-05-16 Andrew Pinski <apinski@cavium.com>
2918 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2921 2012-05-16 David S. Miller <davem@davemloft.net>
2923 * jump.c (delete_related_insns): If we remove a CALL, make sure
2924 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2926 2012-05-16 Richard Henderson <rth@redhat.com>
2929 * combine-stack-adj.c (prev_active_insn_bb): New.
2930 (next_active_insn_bb): New.
2931 (force_move_args_size_note): New.
2932 (combine_stack_adjustments_for_block): Use it.
2934 2012-05-16 Olivier Hainque <hainque@adacore.com>
2936 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2937 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2938 Add comments and improve stamp preservation across the whole sequence.
2939 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2941 2012-05-16 Richard Guenther <rguenther@suse.de>
2943 PR tree-optimization/53364
2944 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2945 detect a view-conversion of the decl.
2947 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2950 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2951 that operands[2] is either immediate, or q_regs_operand.
2953 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2955 Backport r187139 from mainline.
2956 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2958 PR rtl-optimization/52804
2959 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2960 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2961 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2962 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2963 RELOAD_FOR_OUTADDR_ADDRESS.
2965 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2969 generate target register for "load" class builtins.
2972 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2975 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2976 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2977 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2978 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2979 (<sse>_movu<ssemodesuffix>): New expander.
2980 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2981 (avx_movdqu<avxmodesuffix>): New expander.
2982 (*sse2_movdqu): Rename from sse2_movdqu.
2983 (sse2_movdqu): New expander.
2985 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2987 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2988 lineno 1 the same as lineno 0 before first start file directive.
2989 (optimize_macinfo_range): Likewise.
2991 * dwarf2out.c (have_macinfo): Define.
2992 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2993 attribute, don't force empty compilation unit and don't emit any
2994 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2996 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2998 Backport from mainline
2999 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3001 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3002 ORDERED and UNORDERED conditions.
3004 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3006 * function.c (requires_stack_frame_p): If the function can throw
3007 non-call exceptions, return true if the insn can throw internally.
3009 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3011 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3012 DECL_ORIGINAL_TYPE if it is present.
3014 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3016 Backport from 2012-05-12 mainline r187342.
3019 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3020 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3021 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3022 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3023 (expand_prologue): Move initialization of cfun->machine->is_naked,
3024 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3025 (avr_set_current_function): ...this new static function.
3026 (TARGET_SET_CURRENT_FUNCTION): New define.
3027 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3028 checking attributes of current_function_decl.
3029 (avr_regs_to_save): Ditto.
3030 (signal_function_p): Rename to avr_signal_function_p.
3031 (interrupt_function_p): Rename to avr_interrupt_function_p.
3033 * doc/extend.texi (Function Attributes): Better explanation of
3034 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3037 2012-05-09 Matthias Klose <doko@ubuntu.com>
3039 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3041 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3044 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3045 when a constant source operand matches an "I" constraint, the "no
3046 CC0 change" applies to a register-destination only, not a
3047 strict_low_part-destination.
3049 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3051 Backport from mainline:
3052 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3054 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3056 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3058 PR tree-optimization/53239
3059 * tree-vrp.c (get_value_range): Set VR of
3060 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3063 2012-05-07 Richard Guenther <rguenther@suse.de>
3065 PR tree-optimization/53195
3066 * tree-inline.c (setup_one_parameter): Properly add referenced
3067 vars from the parameters new known value.
3069 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3071 Backport from mainline:
3072 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3075 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3078 2012-05-04 Ian Lance Taylor <iant@google.com>
3080 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3081 values from false to NULL.
3083 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3085 Backport from mainline
3086 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3089 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3090 (TARGET_CMOV): Rename from TARGET_CMOVE.
3091 (TARGET_CMOVE): New define.
3092 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3093 Do not set TARGET_CMOVE here.
3095 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3097 Backport from mainline:
3099 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3101 PR tree-optimization/52633
3102 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3103 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3104 (vect_recog_over_widening_pattern): Remove handling of code that was
3105 already detected as over-widening pattern. Remove special handling
3106 of "unsigned" cases. Instead, support general case of conversion
3107 of the shift result to another type.
3109 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3111 * tree-vect-patterns.c (vect_single_imm_use): New function.
3112 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3113 (vect_recog_over_widening_pattern): Likewise.
3114 (vect_recog_widen_shift_pattern): Likewise.
3116 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3118 PR tree-optimization/52870
3119 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3120 presumed pattern statement is within the same loop or basic block.
3122 2012-05-04 Richard Guenther <rguenther@suse.de>
3124 * common.opt (flto-report): Do not mark as Optimization.
3126 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3129 * recog.c (constrain_operands): If extra constraints are present, also
3130 accept pseudo-registers with equivalent memory locations during reload.
3132 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3134 Backport from the mainline
3135 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3138 * config/rs6000/rs6000.md (bswapdi splitters): If
3139 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3140 default) is used, generate an alternate sequence that does not
3141 depend on using indexed addressing.
3143 2012-05-03 David S. Miller <davem@davemloft.net>
3146 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3147 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3148 (sparc_emit_float_lib_cmp): Likewise.
3150 2012-05-04 Martin Jambor <mjambor@suse.cz>
3152 Backport from mainline
3153 2012-05-02 Martin Jambor <mjambor@suse.cz>
3156 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3157 of a variable when the contect is a function.
3159 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3162 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3163 append program name to it and pass that as first argument
3164 to make_relative_prefix. Always pass standard_libexec_prefix
3165 as last argument to make_relative_prefix. If
3166 make_relative_prefix returns NULL, fall back to
3167 standard_libexec_prefix.
3170 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3174 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3175 mode, return that mode.
3177 2012-05-03 Richard Guenther <rguenther@suse.de>
3179 PR tree-optimization/53144
3180 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3182 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3183 with SSA name values.
3184 (vn_reference_lookup_3): Adjust callers.
3186 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3188 PR tree-optimization/53163
3189 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3190 return value from compute_all_dependences.
3192 PR rtl-optimization/53160
3193 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3194 has been modified by ree pass already.
3196 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3198 Backport from mainline
3199 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3202 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3203 calls to cgraph_node_name in xstrdup.
3204 (ipa_make_edge_direct_to_target): Ditto.
3205 * tree-sra.c (convert_callers_for_node): Ditto.
3206 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3207 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3208 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3209 (cgraph_materialize_all_clones): Ditto.
3210 * ipa-inline.c (report_inline_failed_reason): Ditto.
3211 (want_early_inline_function_p): Ditto.
3212 (edge_badness): Ditto.
3213 (update_edge_key): Ditto.
3214 (flatten_function): Ditto.
3215 (ipa_inline): Ditto.
3216 (inline_always_inline_functions): Ditto.
3217 (early_inline_small_functions): Ditto.
3219 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3221 Backport from mainline
3222 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3224 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3225 Introduce emul_name to select the right linker emulation for
3226 powerpc64-*-freebsd*.
3227 * configure: Regenerate.
3228 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3229 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3230 * config/rs6000/freebsd64.h: New file.
3231 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3233 (rs6000_savres_strategy): Likewise.
3234 (rs6000_savres_routine_name): Likewise.
3235 (rs6000_elf_file_end): Likewise.
3236 * config/rs6000/t-freebsd64: New file.
3237 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3238 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3240 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3242 Backport from mainline
3243 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3246 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3248 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3250 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3251 predicate to discriminate types.
3253 2012-04-27 Richard Guenther <rguenther@suse.de>
3256 * convert.c (convert_to_integer): Avoid infinite recursion for
3257 target-defined built-in types.
3259 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3262 * config/cris/cris.md ("*andhi_lowpart_v32")
3263 ("*andqi_lowpart_v32"): Change first input-only operand from
3264 a (match_operand ...) to (match_dup 0). Drop alternatives with
3265 const_int-matching constraints for redundancy.
3266 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3267 three-operand alternative.
3269 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3271 Backport from mainline
3272 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3275 (*addsi_2_zext): Ditto.
3276 (*add<mode>_3): Ditto.
3277 (*addsi_3_zext): Ditto.
3278 (*add<mode>_5): Ditto.
3280 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3283 * c-typeck.c (set_nonincremental_init,
3284 set_nonincremental_init_from_string): Pass true instead of false
3285 as IMPLICIT to add_pending_init.
3287 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3289 Backport from 2012-04-24 mainline r186768.
3292 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3294 2012-04-24 Richard Guenther <rguenther@suse.de>
3296 PR tree-optimization/53085
3297 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3300 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3303 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3305 (output_addressed_constants): Likewise.
3308 * varasm.c (get_section): Don't ICE for section conflicts with
3309 built-in section kinds.
3311 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3313 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3315 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3317 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3319 2012-04-23 Richard Guenther <rguenther@suse.de>
3322 * c-typeck.c (build_binary_op): Fix typo.
3324 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3326 PR tree-optimizations/52891
3327 * tree-vect-patterns.c (adjust_bool_pattern): Use
3328 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3329 but with non-standard precision.
3331 2012-04-22 Ian Lance Taylor <iant@google.com>
3333 * godump.c (go_output_typedef): Dump size of structs.
3335 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3337 Backport from mainline:
3339 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3340 hints for 'A' operand types.
3342 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3344 Backport from 2012-04-19 mainline r186588.
3347 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3348 the case *(X+const).
3350 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3352 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3354 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/sync.md (atomic_<code><mode>): Rename to
3358 atomic_<logic><mode>.
3360 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3362 Backport from mainline
3363 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3366 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3367 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3368 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3369 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3370 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3371 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3372 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3373 gen_avx2_permvarv8sf.
3375 2012-04-16 Martin Jambor <mjambor@suse.cz>
3377 Backported from mainline
3379 2012-04-13 Martin Jambor <mjambor@suse.cz>
3382 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3383 fold_ctor_reference returns a zero constant.
3385 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3387 Backported from mainline
3388 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3390 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3391 and __ILP32__ for x32.
3393 2012-04-13 Tom de Vries <tom@codesourcery.com>
3395 Backport from mainline r186418.
3397 2012-04-13 Tom de Vries <tom@codesourcery.com>
3399 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3400 parameters vuse and vuse_escaped.
3401 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3402 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3405 2012-04-13 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/52969
3408 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3409 the condition for the COND_EXPR and handle predicate negation
3410 by swapping the COND_EXPR arms.
3412 2012-04-13 Richard Guenther <rguenther@suse.de>
3415 * convert.c (convert_to_pointer): Remove special-casing of
3418 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3420 Backport from mainline
3421 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3424 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3425 the list of options to enable the FCFID instruction.
3426 (TARGET_EXTRA_BUILTINS): Adjust comment.
3428 2012-04-12 Richard Guenther <rguenther@suse.de>
3430 PR tree-optimization/52943
3431 * tree-chrec.h (chrec_is_positive): Remove.
3432 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3433 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3434 Return false for a constant zero instead of negative.
3435 (analyze_siv_subscript_cst_affine): Handle zero difference
3436 in the initial condition explicitely.
3438 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3441 * varasm.c (process_pending_assemble_externals): Set
3442 pending_assemble_externals_processed true.
3443 (assemble_external): Call assemble_external_real if the pending
3444 assemble externals have been processed.
3446 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3449 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3450 the DECL generated for the special GOT helper.
3452 2012-04-06 Walter Lee <walt@tilera.com>
3454 Backport from mainline
3455 2012-03-07 Walter Lee <walt@tilera.com>
3457 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3458 REG_CFA_* notes for the stack pointer.
3459 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3460 EH_RETURN_STACKADJ_RTX.
3461 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3462 generate REG_CFA_* notes for the stack pointer.
3463 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3464 by EH_RETURN_STACKADJ_RTX.
3466 2012-04-06 Matt Turner <mattst88@gmail.com>
3468 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3470 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3472 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3473 of the destination isn't also a FP_REGS register.
3475 2012-04-03 Richard Guenther <rguenther@suse.de>
3477 Backport from mainline
3478 2012-03-02 Richard Guenther <rguenther@suse.de>
3480 PR tree-optimization/52406
3481 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3482 (struct indices): Add unconstrained_base member.
3483 (struct dr_alias): Remove unused vops member.
3484 (DR_UNCONSTRAINED_BASE): New define.
3485 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3486 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3487 be an artificial access that covers the whole indexed object,
3488 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3489 plain decl base-objects to their MEM_REF variant.
3490 (dr_may_alias_p): When the base-object of either data reference
3491 has unknown size use only points-to information.
3492 (compute_affine_dependence): Make dumps easier to read and
3494 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3495 DR_REF when looking for packed references.
3496 (vect_supportable_dr_alignment): Likewise.
3498 2012-04-03 Richard Guenther <rguenther@suse.de>
3500 Backport from mainline
3501 2012-03-15 Richard Guenther <rguenther@suse.de>
3504 * tree-data-ref.c (subscript_dependence_tester_1): Check
3505 all dimensions for non-conflicting access functions.
3507 2012-04-03 Richard Guenther <rguenther@suse.de>
3509 Backport from mainline
3510 2012-03-06 Richard Guenther <rguenther@suse.de>
3513 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3515 2012-03-23 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/52678
3518 * tree-vectorizer.h (struct _stmt_vec_info): Add
3519 loop_phi_evolution_part member.
3520 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3521 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3522 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3523 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3524 Use the cached evolution part and the PHI nodes value from
3525 the loop preheader edge instead of re-analyzing the evolution.
3527 2012-03-26 Richard Guenther <rguenther@suse.de>
3529 PR tree-optimization/52701
3530 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3531 compute and set the evolution part of PHI nodes.
3533 2012-03-30 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/52754
3536 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3537 propagate arbitrary addresses into really plain dereferences.
3539 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3541 PR tree-optimization/52835
3542 * tree-data-ref.c (build_rdg): Return NULL if
3543 compute_data_dependences_for_loop failed.
3545 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3547 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3548 (stmt_can_make_abnormal_goto): Use it.
3549 (is_ctrl_altering_stmt): Likewise.
3551 2012-03-31 Martin Jambor <mjambor@suse.cz>
3553 Backported from mainline
3554 2012-03-30 Martin Jambor <mjambor@suse.cz>
3556 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3557 is a builtin_stack_save in a dominating BB.
3559 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3561 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3562 crossing 128bit lane boundary.
3564 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3566 Backported from mainline
3567 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3572 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3573 * config/i386/i386.c: Include reload.h.
3574 (ix86_legitimize_reload_address): New function.
3576 2012-03-28 Martin Jambor <mjambor@suse.cz>
3578 Backported from mainline
3579 2012-03-27 Martin Jambor <mjambor@suse.cz>
3582 * tree-sra.c (sra_modify_assign): Do not call
3583 load_assign_lhs_subreplacements when working with an unscalarizable
3586 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3589 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3590 __builtin_va_start to __builtin_next_arg if the latter is
3591 builtin_decl_explicit_p rather than when it is not.
3594 * tree-vect-generic.c (vector_element): Perform multiplication
3595 for pos in bitsizetype type instead of idx type.
3597 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3599 Backport from 2012-03-28 mainline r185910.
3602 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3603 (avr_builtin_decl): New static function.
3604 (struct avr_builtin_description, avr_bdesc): Move up.
3605 Add GTY marker. Add field fndecl. Remove redundant field id.
3606 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3607 (avr_expand_builtin): Code cleanup because .id is removed.
3609 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3612 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3615 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3617 Backport from 2012-03-28 mainline r185907.
3620 * config.gcc (tm_file): Remove avr/multilib.h.
3622 * doc/invoke.texi (AVR Options): Adjust
3623 documentation of -mtiny-stack.
3625 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3626 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3627 * config/avr/t-avr: Remove generation of multilib.h.
3628 * config/avr/t-multilib: Regenerate.
3629 * config/avr/multilib.h: Remove.
3630 * config/avr/avr.opt (-msp8): New option.
3631 (avr_sp8): New variable.
3632 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3633 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3634 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3635 (avr_device_to_sp8): New prototype.
3636 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3637 (DRIVER_SELF_SPECS): New define.
3638 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3639 __AVR_SP8__, __AVR_HAVE_SPH__.
3640 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3641 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3642 (avr_file_start): Ditto.
3644 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3647 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3648 instead of 8 in adjust_address.
3650 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3652 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3653 of a unit before computing the offset in units.
3655 2012-03-27 Richard Guenther <rguenther@suse.de>
3658 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3661 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3664 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3666 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3669 * varasm.c: Include pointer-set.h.
3670 (pending_assemble_externals_set): New pointer set.
3671 (process_pending_assemble_externals): Destroy the pointer set.
3672 (assemble_external): See if decl is in pending_assemble_externals_set,
3673 and add it to pending_assemble_externals if necessary.
3674 (init_varasm_once): Allocate pending_assemble_externals_set.
3676 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3678 Backported from mainline
3679 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3682 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3683 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3684 (vector_ltgt<mode>): Likewise.
3685 (vector_ordered<mode>): Likewise.
3686 (vector_unordered<mode>): Likewise.
3687 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3689 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3691 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3694 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3696 Backported from mainline
3697 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3701 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3702 GENERAL_REGS and FP_REGS for SImode.
3704 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3707 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3708 on any new_local_var_chain vars declared during recursing on
3709 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3711 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3713 Backport from 2012-03-22 mainline r185692.
3716 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3717 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3718 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3719 (delay_cycles_1, delay_cycles_2): Ditto.
3720 (delay_cycles_3, delay_cycles_4): Ditto.
3721 (nopv, *nopv): Ditto.
3722 (sleep, *sleep): Ditto.
3725 Backport from 2012-03-21 mainline r185605.
3727 PR rtl-optimization/52543
3729 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3730 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3731 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3732 (avr_load_libgcc_p): Restrict to __flash loads.
3733 (avr_out_lpm): Only handle 1-byte loads from __flash.
3734 (avr_load_lpm): New function.
3735 (avr_find_unused_d_reg): Remove.
3736 (avr_out_lpm_no_lpmx): Remove.
3737 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3738 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3739 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3740 (load_<mode>, load_<mode>_clobber): New insns.
3741 (mov<mode>): For multi-byte move from non-generic
3742 16-bit address spaces: Expand to load_<mode> resp.
3743 load_<mode>_clobber.
3744 (load<mode>_libgcc): Remove expander.
3745 (split-lpmx): Remove split.
3747 Backport from 2012-03-13 mainline r185329.
3750 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3751 offset (size) to a value the insns can deal with.
3752 (expand_epilogue): Ditto.
3754 Backport from 2012-03-12 mainline r185256.
3757 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3758 type from reg_class_t to enum reg_class.
3759 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3761 Backport from 2012-03-12 mainline r185253.
3764 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3765 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3766 r184615 from 2012-02-28.
3768 Backport from 2012-03-08 mainline r185105.
3770 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3771 for constants in [-63,63].
3773 Backport from 2012-03-08 mainline r185100.
3776 * config/avr/avr.c (avr_mem_clobber): New static function.
3777 (avr_expand_delay_cycles): Add memory clobber operand to
3778 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3779 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3780 (enable_interrupt, disable_interrupt): New expander.
3781 (nopv, sleep, wdr): New expanders.
3782 (delay_cycles_1): Add memory clobber.
3783 (delay_cycles_2): Add memory clobber.
3784 (delay_cycles_3): Add memory clobber.
3785 (delay_cycles_4): Add memory clobber.
3786 (cli_sei): New insn from former "enable_interrupt",
3787 "disable_interrupt" with memory clobber.
3788 (*wdt): New insn from former "wdt" with memory clobber.
3789 (*nopv): Similar, but for "nopv".
3790 (*sleep): Similar, but for "sleep".
3792 Backport from 2012-03-07 mainline r185043.
3795 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3797 Backport from 2012-03-07 mainline r185032.
3800 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3801 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3802 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3804 Backport from 2012-03-07 mainline r185031.
3807 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3809 * config/avr/avr.md (xload_8): Adjust insn length.
3811 Backport from 2012-03-07 mainline r185030.
3814 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3815 if RAMPZ affects reading from RAM.
3817 Backport from 2012-03-05 mainline r184919.
3819 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3821 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3823 Backport from mainline r185259.
3826 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3827 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3829 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3831 Backported from mainline
3832 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3835 * c-parser.c (c_parser_postfix_expression)
3836 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3838 * config/i386/smmintrin.h: Avoid /* within a comment.
3839 * config/i386/nmmintrin.h: Likewise.
3841 2012-03-22 Richard Guenther <rguenther@suse.de>
3843 * BASE-VER: Set to 4.7.1.
3844 * DEV-PHASE: Set to prerelease.
3846 2012-03-22 Release Manager
3848 * GCC 4.7.0 released.
3850 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3852 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3854 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3855 Andrew Pinski <apinski@cavium.com>
3858 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3859 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3860 calls instead of __builtin_ir{int,ound}*.
3862 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3865 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3868 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3870 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3871 Refer to GCC 4.7 version of c99status.html.
3873 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3875 Backport from mainline
3876 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3878 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3879 redefine to be NULL if the current bit-size is different from the
3880 configured bit-size.
3882 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3883 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3884 set the default tuning. Add asserts to make sure the cpu and tune
3885 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3886 test whether the index is set, instead of > 0.
3887 (rs6000_file_start): Do not reset the default cpu if the current
3888 bit-size is different from the configured bit-size.
3890 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3892 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3894 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3895 Update binutils references.
3896 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3897 Update binutils reference.
3898 Update Sun as/GNU ld caveat.
3899 Document binutils largefile requirement for LTO plugin.
3900 Remove reference to alternate libpthread.
3902 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3904 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3906 (Specific, mips-sgi-irix6): Likewise.
3908 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3910 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3911 * configure: Regenerate.
3913 2012-03-07 Richard Henderson <rth@redhat.com>
3915 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3916 * config/m68k/sync.md (atomic_test_and_set): Use it.
3917 (atomic_test_and_set_1): Likewise.
3919 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3922 * Makefile.in: Let install-gcc-ar depend on installdirs,
3923 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3924 Don't double canonicalize if cross-compiling.
3926 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3928 * trans-mem.c: New typedef for tm_region_p.
3929 Define vector types for tm_region_p.
3930 (tm_region_init): Replace region_worklist to a vector called
3933 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3936 * trans-mem.c (tm_region_init): Use last_basic_block.
3938 2012-03-05 Richard Henderson <rth@redhat.com>
3941 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3942 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3943 BIGGEST_ALIGNMENT is aligned.
3945 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3947 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3949 2012-03-05 Richard Henderson <rth@redhat.com>
3952 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3953 instead of calling negqi2 directly.
3955 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3957 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3958 (INTMAX_TYPE): Use it.
3959 (UINTMAX_TYPE): Likewise.
3960 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3961 (irix6_c_common_override_options): Declare.
3962 (C_COMMON_OVERRIDE_OPTIONS): Define.
3963 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3964 * config/mips/irix6-c.c: New file.
3965 * config/mips/t-irix6 (irix6-c.o): New target.
3966 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3969 2012-03-02 Richard Henderson <rth@redhat.com>
3971 * optabs.c (expand_atomic_test_and_set): Honor
3972 atomic_test_and_set_trueval even when atomic_test_and_set
3973 optab is not in use.
3975 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3977 Backport from mainline
3978 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3980 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3982 2012-03-02 Richard Guenther <rguenther@suse.de>
3984 * DEV-PHASE: Set to prerelease.
3986 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3988 * config.gcc (obsolete): Add all ARM targets using the FPA.
3989 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3990 * doc/install.texi: Avoid references to obsolete ARM ports.
3992 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3994 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3996 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3997 Joern Rennecke <joern.rennecke@embecosm.com>
3999 * doc/extend.texi: Expand and update information on interrupt
4000 attribute for Epiphany.
4002 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4004 * config/sh/sh-protos.h: Update copyright notice dates.
4005 * config/sh/sh.h: Likewise.
4006 * config/sh/sh.md: Likewise.
4007 * config/sh/constraints.md: Likewise.
4008 * config/sh/predicates.md: Likewise.
4010 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4012 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4013 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4015 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4017 * config/sh/constraints.md: Fix comment typo.
4019 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4022 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4023 unsigned HOST_WIDE_INT.
4024 (zvdep_imm64): Likewise.
4025 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4026 (vdepi_and): Likewise.
4027 Likewise for unamed 64-bit patterns.
4028 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4030 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4033 PR rtl-optimization/52417
4034 * cselib.c (cselib_any_perm_equivs): New variable.
4035 (cselib_reset_table): Check that it's not set when not
4036 preserving constants.
4037 (cselib_add_permanent_equiv): Set it.
4038 (cselib_have_permanent_equivalences): New.
4039 (cselib_init, cselib_finish): Reset it.
4040 * cselib.h (cselib_have_permanent_equivalences): Declare.
4041 * alias.c (get_addr): Restore earlier behavior when there
4042 aren't permanent equivalences.
4044 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4046 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4047 * config/v850/v850-modes.def: Fix copyright notice.
4049 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4051 * doc/extend.texi (AVR Built-in Functions): Document
4052 __builtin_avr_flash_segment.
4054 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4055 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4056 (*split.flash_segment): New insn-and-split.
4057 * config/avr/avr.c (avr_init_builtins): Add local variables:
4058 const_memx_void_node, const_memx_ptr_type_node,
4059 char_ftype_const_memx_ptr.
4061 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4063 PR tree-optimization/52445
4064 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4065 add ssa_name_ver, offset and size fields and change store field
4067 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4068 (add_or_mark_expr): Likewise. Only consider previous stores
4069 with the same size and offset.
4070 (nt_init_block): Only look at gimple_assign_single_p stmts,
4071 doesn't look at rhs2.
4073 2012-03-01 Richard Guenther <rguenther@suse.de>
4076 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4077 conversions from integral types to pointer types.
4079 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4081 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4082 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4083 unintentionally removed in r184616.
4085 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4087 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4090 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4091 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4095 alternatives, add "e" constraint to the new last alternative
4096 and ! to last 3 alternatives.
4098 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4100 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4101 DW_AT_artificial attributes at the end of the processing.
4102 (gen_array_type_die): Likewise.
4103 (gen_enumeration_type_die): Likewise.
4104 (gen_struct_or_union_type_die): Likewise.
4105 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4108 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4111 * expr.c (expand_assignment): If doing misaligned store that doesn't
4112 cover all mode bits, perform a RMW cycle.
4114 PR tree-optimization/52429
4115 * tree-parloops.c (separate_decls_in_region_debug): Return early
4116 if var is LABEL_DECL.
4118 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4120 PR tree-optimization/52424
4121 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4122 calling dom_thread_across_edge.
4124 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4126 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4128 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4130 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4131 * config/avr/avr.c (avr_output_bld): Remove unused function.
4132 (avr_out_sbxx_branch): Use "%T" to print bit position.
4134 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4136 * config/avr/avr.md: Untabify.
4138 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4140 * config/avr/avr.md (eqne): New code iterator.
4141 (*dec-and-branchsi): Use it in text peephole's condition.
4142 (*dec-and-branchhi): Ditto.
4143 (*dec-and-branchqi): Ditto.
4145 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4148 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4149 the device does not have the skip-bug.
4151 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4153 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4154 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4155 -mpretend-cmove): New.
4157 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4160 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4161 doesn't count DEBUG_INSN refs.
4162 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4163 for DEBUG_INSN refs.
4165 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4169 2012-02-20 Richard Guenther <rguenther@suse.de>
4170 PR tree-optimization/52298
4171 * tree-vect-stmts.c (vectorizable_load): Properly use
4172 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4175 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4178 * gimple.h (gimple_in_transaction): New.
4179 (gimple_set_in_transaction): New.
4180 (struct gimple_statement_base): Add in_transaction field.
4181 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4183 (tree_ssa_lim_initialize): Compute transaction bits.
4184 * tree.h (compute_transaction_bits): Protoize.
4185 * trans-mem.c (tm_region_init): Use the heap to store BB
4187 (compute_transaction_bits): New.
4189 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4191 * gcc.c (display_help): Document --help=common and sort entries
4194 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4196 * doc/install.texi: Document check-$LANG specific shortcuts
4198 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4201 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4203 * config/arm/arm_neon.h: Regenerate.
4204 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4205 (neon_vcgeu): New insn.
4206 (neon_vcgtu): Likewise.
4207 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4208 (ops): Unsigned comparison intrinsics call a different
4211 2012-02-28 Richard Guenther <rguenther@suse.de>
4214 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4215 ordering for the VEC_CONCAT for two element vectors for
4216 V2SFmode, V2SImode and V2DImode.
4218 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4221 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4222 detecting big-endian triplets.
4224 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4226 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4227 mode if there is no type information available.
4229 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4231 PR tree-optimization/53207
4232 * doc/invoke.texi: Document as experimental and relying on graphite.
4234 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4236 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4237 of initializer to changes from r184614.
4239 2012-02-28 Richard Guenther <rguenther@suse.de>
4241 PR tree-optimization/52395
4242 * tree-sra.c (build_ref_for_offset): Also look at the base
4243 TYPE_ALIGN when figuring out the alignment of the replacement.
4245 2012-02-28 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/52402
4248 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4249 mis-aligned types when creating the accesses at the call site.
4251 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4253 * config/avr/builtins.def: New file.
4254 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4255 * config/avr/avr.c (enum avr_builtin_id): Use it.
4256 (avr_init_builtins): Use it. And use avr_bdesc.
4257 (bdesc_1arg): Remove.
4258 (bdesc_2arg): Remove.
4259 (bdesc_3arg): Remove.
4260 (struct avr_builtin_description): Add field n_args.
4261 (avr_bdesc): New static variable using builtins.def.
4262 (avr_expand_builtin): Use it.
4263 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4264 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4265 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4267 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4270 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4271 match only one single hard register with respective hard reg rtx.
4272 (movmemx_<mode>): Ditto.
4273 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4274 insn anatomy of movmem[x]_<mode>.
4275 (avr_out_movmem): Same for printing assembler and operand usage.
4277 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4281 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4282 address spaces located outside of device flash.
4284 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4285 (mcu_type_s): Add field n_flash.
4286 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4287 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4288 (AVR_MCU): Add N_FLASH argument.
4289 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4290 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4291 macro __FLASH<n> if that address space makes sense for the device.
4292 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4293 outside of target flash.
4294 (avr_asm_named_section): Ditto.
4295 (avr_asm_select_section): Ditto.
4296 (avr_addr_space_convert): Ditto.
4297 (avr_emit_movmemhi): Ditto.
4298 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4299 address space is outside of device flash.
4300 (avr_insert_attributes): Ditto.
4301 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4302 avr_current_arch->n_segments.
4304 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4307 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4309 (*movabs<mode>_2): Likewise.
4311 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4314 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4315 s_register_operand in the test instead of REG_P. Don't call
4316 gen_reg_rtx if it won't be used.
4318 PR tree-optimization/52376
4319 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4321 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4323 * ifcvt.c (noce_get_condition): Check condition variable is not
4324 small_register_classes_for_mode_p before accepting.
4326 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4328 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4330 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4333 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4334 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4336 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4338 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4340 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4342 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4344 * config/sh/predicates.md: Remove blank lines.
4345 * config/sh/sh.c: Fix typos in comments.
4346 * config/sh/constraints.md: Likewise.
4347 * config/sh/sh.md: Remove blank lines.
4348 Fix typos in comments. Use ;; as comment characters.
4350 2012-02-26 Walter Lee <walt@tilera.com>
4352 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4353 (replace_mov_pcrel_step2): Ditto.
4355 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4358 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4359 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4360 and locs that reference values newer than the non-canonical value
4361 at hand. Return the canonical value as a worst case.
4362 (memrefs_conflict_p): Walk canonical value's locs.
4365 * cselib.c (preserve_only_constants): Rename to...
4366 (preserve_constants_and_equivs): ... this. Split out...
4367 (invariant_or_equiv_p): ... this. Preserve plus expressions
4368 of other preserved expressions too.
4369 (cselib_reset_table): Adjust.
4370 * var-tracking.c (reverse_op): Use canonical value to build
4373 2012-02-23 Kai Tietz <ktietz@redhat.com>
4375 * config/i386/i386.c (ix86_delegitimize_address): Handle
4376 UNSPEC_PCREL plus displacement.
4378 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4381 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4382 to test for unusedness in st X addressing.
4384 2012-02-24 Richard Guenther <rguenther@suse.de>
4387 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4388 (is_gimple_reg_type): Move inline ...
4389 * gimple.h (is_gimple_reg_type): ... here.
4391 2012-02-24 Richard Guenther <rguenther@suse.de>
4394 * passes.c (execute_function_todo): When verifying SSA form
4395 verify gimple form first.
4396 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4398 2012-02-24 Richard Guenther <rguenther@suse.de>
4401 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4402 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4404 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4406 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4408 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4410 * tree-phinodes.c (make_phi_node): Mark static.
4411 * tree-flow.h (make_phi_node): Remove extern decl.
4412 * doc/gimple.texi (make_phi_node): Remove documentation.
4414 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4416 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4417 * tree-ssa-sccvn.c (print_scc): Ditto.
4419 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4421 * doc/passes.texi (Full redundancy elimination): Fix typo.
4423 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4425 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4427 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4430 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4432 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4435 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4437 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4439 * config/avr/avr.md (code_stdname): Add ior, xor.
4440 (xior): New code iterator.
4441 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4442 (*<code_stdname><mode>qi.byte1-3): Ditto.
4444 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4446 PR tree-optimization/52019
4447 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4450 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4452 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4453 HAVE_INITFINI_ARRAY to work around namespace pollution in
4454 certain versions of newlib system headers.
4455 * config.in: Regenerate.
4456 * configure: Regenerate.
4457 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4458 instead of HAVE_INITFINI_ARRAY.
4460 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4463 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4464 is not offsettable memory reference.
4466 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4469 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4470 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4472 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4474 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4475 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4477 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4479 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4480 library on Solaris 8 even without TLS support.
4481 * configure: Regenerate.
4483 2012-02-22 Richard Guenther <rguenther@suse.de>
4486 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4487 for GIMPLE_DEBUG stmts.
4489 2012-02-22 Martin Jambor <mjambor@suse.cz>
4492 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4493 according to the base object.
4495 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4497 PR rtl-optimization/50063
4498 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4499 and 2 (8-bit SP) in operand 2.
4500 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4501 setup to use movhi_sp_r instead of vanilla move to write SP.
4502 Adjust REG_CFA notes to superseed unspec.
4503 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4505 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4506 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4507 irq_state 1 (IRQ known to be on) here.
4509 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4511 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4513 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4514 assign_hard_reg): Likewise.
4516 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4518 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4520 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4523 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4524 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4526 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4528 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4529 prototype from here to...
4530 * config/avr/avr.h: ...here.
4532 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4535 * thumb2.md (thumb2_shiftsi3_short): Split register and
4536 immediate shifts. For register shifts tie operands 0 and 1.
4537 (peephole2 for above): Check that register-controlled shifts
4538 have suitably tied operands.
4540 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4543 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4544 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4545 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4546 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4547 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4548 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4549 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4550 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4551 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4552 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4553 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4554 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4555 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4556 bdver1_ssevector_avx256_unaligned_load,
4557 bdver1_ssevector_sse128_unaligned_load,
4558 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4559 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4560 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4561 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4562 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4563 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4564 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4565 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4566 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4567 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4568 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4569 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4570 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4571 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4572 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4573 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4574 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4575 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4576 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4577 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4578 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4579 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4580 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4581 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4582 bdver1_ssediv_double_load, bdver1_ssediv_double,
4583 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4584 Add "bdver2" attribute.
4586 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4588 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4589 default if possible and not specified otherwise.
4591 2012-02-21 Richard Guenther <rguenther@suse.de>
4594 * gimplify.c (create_tmp_from_val): Use the main variant type
4595 for the type of the temporary we create.
4597 2012-02-21 Richard Guenther <rguenther@suse.de>
4599 PR tree-optimization/52324
4600 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4601 do not gimplify a MEM_REF address operand if it is already
4604 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4606 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4607 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4609 2012-02-21 Richard Guenther <rguenther@suse.de>
4611 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4612 nested_in_vect_loop.
4614 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4616 PR tree-optimization/52318
4617 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4618 vdef also to non-pure/const call stmts in the sequence.
4620 2012-02-20 David S. Miller <davem@davemloft.net>
4622 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4623 don't use the "rd %pc" instruction on v9 for PIC register loads.
4625 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4628 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4629 in a transaction safe function.
4631 2012-02-20 Kai Tietz <ktietz@redhat.com>
4634 * stor-layout.c (place_field): Handle desired_align for
4637 2012-02-20 Richard Guenther <rguenther@suse.de>
4639 PR tree-optimization/52298
4640 * tree-vect-stmts.c (vectorizable_store): Properly use
4641 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4643 (vectorizable_load): Likewise.
4644 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4645 Access DR_STEP after ensuring it is not NULL.
4647 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4649 PR tree-optimization/52286
4650 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4651 optimization use double_int_to_tree instead of build_int_cst_wide,
4652 rewrite to use double_int vars.
4654 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4657 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4659 Remove -e 0 from $gcc_cv_ld invocation.
4660 Only use __GLIBC_PREREQ if defined.
4661 Enable on Solaris since Solaris 8 patch.
4662 (gcc_SUN_LD_VERSION): New macro.
4663 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4664 gcc_SUN_LD_VERSION for version number format.
4665 * configure: Regenerate.
4666 * varasm.c (get_elf_initfini_array_priority_section): Set
4667 SECTION_NOTYPE for non-default priority.
4668 Use get_section instead of get_unnamed_section to emit
4669 .init_array/.fini_array with default priority.
4671 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4673 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4674 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4675 (mips_start_unique_function, mips_output_mips16_rdhwr)
4676 (mips_code_end): New functions.
4677 (TARGET_ASM_CODE_END): Define.
4679 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4681 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4682 to stubs with non-sibling calls.
4684 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4686 * doc/invoke.texi (-fira-* options): Copy-edit.
4687 (ira-* parameters): Copy-edit.
4689 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4691 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4692 GCC coding conventions.
4694 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4696 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4697 when used as adjectives.
4699 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4701 * doc/invoke.texi: Clean up "that"/"which" confusion.
4703 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4705 * system.h: Poison SMALL_REGISTER_CLASSES
4706 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4707 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4709 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4711 PR tree-optimization/52285
4712 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4713 when deciding if a call is a tail call or tail recursion.
4715 2012-02-16 Kai Tietz <ktietz@redhat.com>
4717 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4718 interger-constant displacement for UNSPEC_PCREL.
4720 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4722 PR rtl-optimization/52208
4723 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4724 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4726 PR tree-optimization/52255
4727 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4728 loop->header has virtual PHI, but exit_e->dest doesn't, add
4729 virtual PHI to exit_e->dest and adjust all uses after the loop.
4732 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4733 children with clone_tree_hash, not after it.
4735 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4737 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4738 extended identifiers.
4740 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4743 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4744 a same_body_alias, also test whether e->callee isn't a former
4745 or current clone of the decl this is a same body alias of.
4747 PR translation/52264
4748 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4750 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4752 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4754 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4757 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4758 force_reg instead of copy_to_reg for better optimization. Force
4759 non-register or memory operands into a register.
4761 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4763 * extend.texi: Reserve upper bits of memory model for future use.
4765 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4766 Anatoly Sokolov <aesok@post.ru>
4767 Eric Weddington <eric.weddington@atmel.com>
4770 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4771 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4772 Rewrite initializers for .macro.
4773 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4774 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4775 atxmega32d4, atxmega32x1.
4776 avrxmega4: atxmega64a3, atxmega64d3.
4777 avrxmega5: atxmega64a1, atxmega64a1u.
4778 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4779 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4780 avrxmega7: atxmega128a1, atxmega128a1u.
4781 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4782 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4783 (struct base_arch_s): Rename reserved to xmega_p.
4784 Rename reserved2 to have_rampd.
4785 (AVR_XMEGA): New define.
4786 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4787 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4788 * config/avr/predicates.md (io_address_operand): Take into
4790 (low_io_address_operand): Ditto.
4791 (high_io_address_operand): Ditto.
4792 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4793 (enabled, movhi_sp_r): Use them.
4794 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4795 cpp_define_formatted to built-in define __AVR_ARCH__.
4796 (__AVR_XMEGA__): New built-in define.
4797 (__AVR_HAVE_RAMPD__): New built-in define.
4798 (__AVR_HAVE_RAMPX__): New built-in define.
4799 (__AVR_HAVE_RAMPY__): New built-in define.
4800 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4802 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4803 (avr_option_override): Initialize them.
4804 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4805 (avr_init_expanders): Initialize them. No more block several calls.
4806 (emit_push_sfr): New static function.
4807 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4809 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4810 (avr_print_operand): Print addreeses as symbols for
4811 RAMPX, RAMPY, RAMPD, CCP.
4812 (output_movhi): Handle AVR_XMEGA when writing to SP.
4813 (avr_out_movhi_mr_r_xmega): New static function.
4814 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4815 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4816 __RAMPD__, __CCP__ as needed.
4818 * config/avr/multilib.h: Regenerate.
4819 * config/avr/t-multilib: Regenerate.
4820 * config/avr/avr-tables.opt: Regenerate.
4822 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4824 PR tree-optimization/50561
4825 * graphite-flattening.c (lst_project_loop): Do not
4826 remove old scattering dimensions after flattening.
4827 (lst_do_flatten): Likewise.
4829 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4831 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4832 __builtin_avr_map8, __builtin_avr_map16.
4833 Document __builtin_avr_insert_bits.
4835 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4836 (insert_bits): New insn.
4837 (adjust_len.map_bits): Rename to insert_bits.
4838 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4839 * avr-protos.h (avr_out_map_bits): Remove.
4840 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4841 * config/avr/constraints.md (Cxf,C0f): New.
4842 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4843 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4844 New built-in define __BUILTIN_AVR_INSERT_BITS.
4845 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4846 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4847 (avr_move_bits): Rewrite.
4848 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4850 (avr_map_op_t): New typedef.
4851 (avr_map_op): New static variable.
4852 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4853 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4854 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4855 (bdesc_3arg, avr_expand_triop_builtin): New.
4856 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4857 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4858 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4859 (avr_map_equal_p, avr_map_sig_p): Remove.
4860 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4861 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4862 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4863 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4864 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4865 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4867 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4869 * config/c6x/c6x.md (reserve_cycles): New attribute.
4870 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4871 don't reserve functional units after the branch occurs.
4873 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4876 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4877 functions into non-tm_pure functions.
4879 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4882 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4883 (iterative_hash_canonical_type): Likewise.
4884 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4887 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4889 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4890 sched-group insn, it either remains alone or the entire list is pruned.
4892 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4894 * doc/install.texi (Prerequisites): Fix grammar.
4895 (Configuration): Likewise.
4897 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4899 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4900 MPC as part of GCC before describing configuring with --with-gmp etc.
4901 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4902 sources are present.
4904 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4907 * dwarf2out.c (clone_tree_hash): New function.
4908 (copy_decls_walk): Use it instead of clone_tree.
4910 2012-02-14 Richard Guenther <rguenther@suse.de>
4912 PR tree-optimization/52244
4913 PR tree-optimization/51528
4914 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4915 replacements for integral types.
4917 2012-02-14 Walter Lee <walt@tilera.com>
4919 * config.gcc: Handle tilegx and tilepro.
4920 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4922 Add HAVE_AS_TLS check for tilegx and tilepro.
4923 * configure: Regenerate.
4924 * doc/contrib.texi: Add Mat Hostetter and self.
4925 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4926 Document instruction intrinsics and network accessing intrinsics.
4927 (TILEPro Built-in Functions): New node. Document instruction
4928 intrinsics and network accessing intrinsics.
4929 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4930 (Specific, tilepro-*-linux*): Likewise.
4931 * doc/invoke.texi (TILE-Gx Options): New section.
4932 (TILEPro Options): New section.
4933 * doc/md.texi (TILE-Gx): New section.
4934 (TILEPro): New section.
4935 * common/config/tilegx/tilegx-common.c: New file.
4936 * common/config/tilepro/tilepro-common.c: New file.
4937 * config/tilegx/constraints.md: New file.
4938 * config/tilegx/linux.h: New file.
4939 * config/tilegx/mul-tables.c: New file.
4940 * config/tilegx/predicates.md: New file.
4941 * config/tilegx/sync.md: New file.
4942 * config/tilegx/t-tilegx: New file.
4943 * config/tilegx/tilegx-builtins.h: New file.
4944 * config/tilegx/tilegx-c.c: New file.
4945 * config/tilegx/tilegx-generic.md: New file.
4946 * config/tilegx/tilegx-modes.def: New file.
4947 * config/tilegx/tilegx-multiply.h: New file.
4948 * config/tilegx/tilegx-protos.h: New file.
4949 * config/tilegx/tilegx.c: New file.
4950 * config/tilegx/tilegx.h: New file.
4951 * config/tilegx/tilegx.md: New file.
4952 * config/tilegx/tilegx.opt: New file.
4953 * config/tilepro/constraints.md: New file.
4954 * config/tilepro/gen-mul-tables.cc: New file.
4955 * config/tilepro/linux.h: New file.
4956 * config/tilepro/mul-tables.c: New file.
4957 * config/tilepro/predicates.md: New file.
4958 * config/tilepro/t-tilepro: New file.
4959 * config/tilepro/tilepro-builtins.h: New file.
4960 * config/tilepro/tilepro-c.c: New file.
4961 * config/tilepro/tilepro-generic.md: New file.
4962 * config/tilepro/tilepro-modes.def: New file.
4963 * config/tilepro/tilepro-multiply.h: New file.
4964 * config/tilepro/tilepro-protos.h: New file.
4965 * config/tilepro/tilepro.c: New file.
4966 * config/tilepro/tilepro.h: New file.
4967 * config/tilepro/tilepro.md: New file.
4968 * config/tilepro/tilepro.opt: New file.
4970 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4972 PR tree-optimization/52210
4973 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4974 vect_model_simple_cost with two entry vect_def_type array instead
4975 of an address of dt.
4977 2012-02-14 Richard Guenther <rguenther@suse.de>
4980 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4981 Do not stream DECL_QUALIFIER.
4982 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4983 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4984 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4986 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4989 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4992 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4995 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4996 * cselib.c (cselib_subst_to_values_from_insn): New function.
4997 * sched-deps.c (add_insn_mem_dependence,
4998 sched_analyze_1, sched_analyze_2): Use it.
5000 2012-02-13 Jan Hubicka <jh@suse.cz>
5003 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5005 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5007 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5008 (GTM_SELF_SPECS): Define if not already defined.
5009 (driver_self_specs): Add GTM_SELF_SPECS.
5010 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5011 (GTM_SELF_SPECS): Define.
5012 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5013 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5015 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5017 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5020 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5023 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5024 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5026 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5029 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5031 2012-02-13 Richard Guenther <rguenther@suse.de>
5033 PR translation/52211
5034 * passes.c (enable_disable_pass): Fix typo.
5036 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5039 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5040 XOR for reduce_bit_field if type is unsigned.
5042 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5044 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5045 disallow changes from SFmode to mode with different size in FP regs.
5047 2012-02-12 Robert Millan <rmh@gnu.org>
5048 Gerald Pfeifer <gerald@pfeifer.com>
5050 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5053 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5055 PR rtl-optimization/52175
5056 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5057 to frame-related instructions.
5059 2012-02-10 Jason Merrill <jason@redhat.com>
5062 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5063 (demangle_new_symbols): Fill it.
5064 (scan_linker_output): Walk it.
5065 (start_tweaking): Split out from scan_linker_output.
5066 (maybe_tweak): Update sym->chosen.
5067 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5069 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5072 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5074 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5076 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5077 having the same mode as previous compare.
5079 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5081 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5082 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5083 (nonlocal_goto_internal): Likewise.
5084 (nonlocal_goto): Emit a use and an indirect jump directly.
5086 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5089 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5090 __atomic_{is,always}_lock_free.
5092 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5095 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5096 negative constant address for x32.
5098 2012-02-10 Richard Henderson <rth@redhat.com>
5100 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5101 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5102 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5104 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5105 Ira Rosen <irar@il.ibm.com>
5107 PR tree-optimization/50031
5108 * targhooks.c (default_builtin_vectorization_cost): Handle
5110 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5111 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5112 all types of reduction and pattern statements.
5113 (vect_estimate_min_profitable_iters): Likewise.
5114 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5115 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5116 for explicit realigns.
5117 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5118 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5120 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5121 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5122 vec_perm for VSX and handle vec_promote_demote.
5124 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5127 * builtins.c (fold_builtin_atomic_always_lock_free,
5128 expand_builtin_atomic_always_lock_free,
5129 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5130 Return and/or test boolean_true_node/boolean_false_node instead of
5131 integer_one_node/integer_zero_node.
5133 2012-02-10 Jan Hubicka <jh@suse.cz>
5136 * predict.c (predict_paths_for_bb): Prevent looping.
5137 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5139 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5141 * config/arm/arm.c (output_move_double): In one case properly
5142 count number of instructions that will be emitted.
5144 2012-02-10 Richard Guenther <rguenther@suse.de>
5146 PR translation/52193
5147 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5149 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5152 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5154 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5157 * var-tracking.c (emit_note_insn_var_location): If
5158 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5159 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5160 non-NOTE_DURING_CALL_P insn.
5162 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5165 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5167 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5170 * gcc.c (switch_matches) Support switches with separated form,
5173 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5175 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5177 (RAMPZ_ADDR): Ditto.
5178 * config/avr/avr.c (avr_addr_t): New typedef.
5179 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5180 (avr_init_expanders): Initialize it.
5181 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5183 (expand_epilogue): Ditto.
5184 (avr_print_operand): Ditto.
5185 (avr_file_start): Ditto.
5186 (avr_emit_movmemhi): Ditto.
5188 2012-02-08 Richard Guenther <rguenther@suse.de>
5190 PR tree-optimization/46886
5191 * tree-flow.h (do_while_loop_p): Declare.
5192 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5193 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5195 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5197 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5198 always succeed for integers larger than a native word.
5200 2012-02-08 Richard Guenther <rguenther@suse.de>
5202 PR rtl-optimization/52170
5203 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5204 properly handle integer vector modes.
5206 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5208 PR gcov-profile/52150
5209 * coverage.c: Include target.h.
5210 (build_var): Call targetm.strip_name_encoding on the assembler name.
5211 Change one _ into . or $ if the target allows it.
5212 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5214 PR rtl-optimization/52139
5215 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5216 is a BARRIER after emit_insn_after_noloc, move BB_END
5217 to the last non-BARRIER insn before it.
5219 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5222 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5223 (mips_gimplify_va_arg_expr): Call it instead of
5224 std_gimplify_va_arg_expr.
5226 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5228 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5229 message for -mno-pointers-to-nested-function.
5231 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5234 * expr.c (get_inner_reference): If there is an offset, add a negative
5235 bit position to it (if any).
5237 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5239 PR rtl-optimization/52060
5240 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5241 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5242 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5243 and/or i0src_copy2 when needed.
5245 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5247 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5248 or LTOPLUGINSONAME if have_c.
5250 * config/freebsd-spec.h: Add comment about what macros can be defined
5252 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5253 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5256 2012-02-07 Richard Guenther <rguenther@suse.de>
5258 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5259 newline in -alias dumps.
5261 2012-02-07 Kai Tietz <ktietz@redhat.com>
5262 Dave Korn <dave.korn.cygwin@gmail.com>
5265 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5266 Take care that typinfo gets dllexport-attribute.
5268 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5271 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5272 if modifier < EXPAND_SUM call force_operand on the result.
5274 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5276 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5277 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5279 (epiphany_function_type): Replace types for specific interrupts with
5280 EPIPHANY_FUNCTION_INTERRUPT.
5281 (EPIPHANY_INTERRUPT_P): Update.
5282 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5283 New static function.
5284 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5285 <disinterrupt>: Affects type identity.
5286 (epiphany_handle_interrupt_attribute): Handle variable number of
5288 (epiphany_compute_function_type): Update for new
5289 epiphany_function_type definition.
5290 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5291 handlers with a longcall forwarder.
5292 (epiphany_start_function): Handle multiple interrupt arguments and/or
5293 forwarder_section attribute.
5295 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5298 2012-02-07 Alan Modra <amodra@gmail.com>
5301 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5304 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5306 PR tree-optimization/50969
5307 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5308 use vec_perm rather than vector_stmt.
5309 (vect_model_load_cost): Likewise.
5310 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5311 vec_perm to be the same as other vector statements.
5312 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5313 cost of vec_perm for TARGET_VSX.
5315 2012-02-06 Richard Guenther <rguenther@suse.de>
5317 PR tree-optimization/52115
5318 * tree-sra.c (access_has_replacements_p): New function.
5319 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5321 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5324 * trans-mem.c (expand_call_tm): Add an assertion.
5325 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5328 2012-02-06 Richard Guenther <rguenther@suse.de>
5330 PR tree-optimization/50955
5331 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5332 raise cost of expressions that replace an address with an
5333 expression based on a different pointer.
5335 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5338 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5339 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5341 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5344 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5345 -Weffc++ and specify guidelines come from second edition.
5347 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5349 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5350 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5351 (call_direct_split, call_value_split, call_value_internal_direct)
5352 (call_value_direct_split, call_value_multiple_split): Use jal and
5353 jal_macro attributes.
5355 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5357 * reload1.c (reload_regs_reach_end_p): Replace with...
5358 (reload_reg_rtx_reaches_end_p): ...this function.
5359 (new_spill_reg_store): Update commentary.
5360 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5361 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5362 before setting new_spill_reg_store.
5363 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5364 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5365 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5366 for non-spill reload registers.
5368 2012-02-05 Ira Rosen <irar@il.ibm.com>
5370 PR tree-optimization/52091
5371 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5372 (vect_is_simple_use_1): Likewise.
5373 * tree-vect-loop.c (vectorizable_reduction): Update calls
5374 to vect_is_simple_use_1 and vect_is_simple_use.
5375 (vectorizable_live_operation): Likewise.
5376 * tree-vect-patterns.c (widened_name_p,
5377 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5378 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5379 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5380 vectorizable_shift,vectorizable_operation, vectorizable_store,
5381 vectorizable_load): Likewise.
5382 (vect_is_simple_cond): Add an argument, pass it to
5383 vect_is_simple_use_1.
5384 (vectorizable_condition): Update calls to vect_is_simple_cond,
5386 (vect_is_simple_use): Add an argument, the statement in which
5387 OPERAND is used. Check that if OPERAND's def stmt is a double
5388 reduction phi node, the use is a phi node too.
5389 (vect_is_simple_use_1): Add an argument, pass it to
5391 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5392 to vect_is_simple_use.
5394 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5396 PR rtl-optimization/52095
5397 * modulo-sched.c (dump_insn_locator): New function.
5398 (loop_canon_p, sms_schedule): Use it.
5400 PR rtl-optimization/52113
5401 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5402 even for decomposable shift/zext insns.
5404 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5405 Zdenek Dvorak <ook@ucw.cz>
5407 PR rtl-optimization/52092
5408 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5409 on get_iv_value result.
5411 2012-02-02 Andrew Pinski <apinski@cavium.com>
5415 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5417 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5420 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5422 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5424 PR rtl-optimization/49800
5425 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5426 (sched_finish): Call regstat_free_n_sets_and_refs.
5428 2012-02-02 Jia Liu <proljc@gmail.com>
5430 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5433 2012-02-02 Jan Hubicka <jh@suse.cz>
5434 Tom de Vries <tom@codesourcery.com>
5437 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5438 * varpool.c (varpool_analyze_pending_decls): Likewise.
5440 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5441 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5443 * config.gcc: Add cr16-* support.
5445 * doc/extend.texi: Document cr16 extensions.
5446 * doc/install.texi: Document cr16 install.
5447 * doc/invoke.texi: Document cr16 options.
5448 * doc/md.texi: Document cr16 constraints.
5450 * common/config/cr16/cr16-common.c: New file.
5451 * config/cr16/cr16.c: New file.
5452 * config/cr16/cr16.h: New file.
5453 * config/cr16/cr16.md: New file.
5454 * config/cr16/cr16.opt: New file.
5455 * config/cr16/cr16-protos.h: New file.
5456 * config/cr16/predicates.md: New file.
5457 * config/cr16/constraints.md: New file.
5458 * config/cr16/t-cr16: New file.
5460 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5463 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5464 that operands[2] is either immediate, or q_regs_operand.
5466 PR tree-optimization/52073
5467 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5468 a pattern stmt for pattern uses, ignore uses outside of the loop.
5470 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5472 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5473 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5474 (OUT_AS1, OUT_AS2): Remove.
5476 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5478 PR rtl-optimization/51374
5479 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5480 to cross other volatile_refs_p insns.
5482 2012-02-01 Richard Guenther <rguenther@suse.de>
5484 * doc/invoke.texi (fno-inline): Clarify documentation.
5485 (finline-small-functions): Likewise.
5486 (finline-functions): Likewise.
5487 * common.opt (finline): Adjust comment and documentation.
5488 (finline-small-functions): Clarify documentation.
5489 (finline-functions): Likewise.
5490 (finline-functions-called-once): Likewise.
5492 2012-02-01 Tristan Gingold <gingold@adacore.com>
5494 * c-typeck.c (composite_type): Keep mode for pointers.
5496 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5498 * function.h (regno_reg_rtx): Adjust comment.
5499 * reginfo.c (init_reg_modes_target): Only use the previous mode
5500 if it fits within one register. Remove MIPS comment.
5502 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5505 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5507 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5509 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5510 to srak instruction.
5512 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5514 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5516 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5521 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5523 2012-01-31 Richard Guenther <rguenther@suse.de>
5525 PR tree-optimization/51528
5526 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5529 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5534 * ree.c (add_removable_extension): Change def_map argument
5535 to unsigned *, store in def_map 1 + offset into *insn_list vector
5536 instead of pointers into the vector.
5537 (find_removable_extensions): Adjust caller.
5539 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5541 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5542 Transform all "* quoted-c-code" to { c-code }.
5543 Remove redundant test for "optimize" in combine patterns.
5544 Move (include "avr-dimode.md") to end of file.
5546 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5549 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5550 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5552 2012-01-30 Richard Guenther <rguenther@suse.de>
5554 PR tree-optimization/52028
5555 * tree-loop-distribution.c (ldist_gen): Properly update
5558 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5561 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5562 set_cur_line_info_table if not emitting debug info.
5564 PR tree-optimization/52046
5565 * tree-vect-patterns.c (check_bool_pattern): Give up if
5566 a comparison could throw.
5569 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5571 2012-01-30 Richard Guenther <rguenther@suse.de>
5573 PR tree-optimization/52045
5574 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5575 SSA form if cfgcleanup did anything.
5577 2012-01-30 Richard Guenther <rguenther@suse.de>
5579 PR tree-optimization/52045
5580 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5581 before computing final todo.
5583 2012-01-30 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/51528
5586 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5589 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5591 * df-problems.c (df_kill_notes): Check that the use refers
5592 to the note under examination.
5594 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5597 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5598 parameter and use short-lived pseudos.
5599 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5600 (sparc_expand_vector_init): Const-ify local variables and adjust
5601 calls to above functions.
5603 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5605 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5607 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5609 * doc/invoke.texi: Make usage of "compile time" and
5610 "run time"/"runtime" consistent throughout the file.
5612 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5614 * config/alpha/alpha.c (alpha_option_override): Default to
5615 full IEEE compliance mode for Go language.
5617 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5619 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5620 (LINK_SSP_SPEC): Define.
5622 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5625 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5628 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5630 * doc/invoke.texi: Correct hyphenation of "floating point",
5631 "double precision", and related terminology throughout the file.
5633 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5636 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5637 arm_general_register_operand predicate for operand 2 instead of
5640 2012-01-27 Ian Lance Taylor <iant@google.com>
5643 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5644 * builtins.c (expand_builtin_init_trampoline): Add onstack
5645 parameter. Change caller.
5646 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5647 * tree.c (build_common_builtin_nodes): Declare
5648 __builtin_init_heap_trampoline.
5650 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5652 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5653 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5654 * config/avr/avr.c: Ditto.
5655 (avr_regnames): Remove because unused.
5656 * config/avr/avr.md (*cpse.ne): New peephole.
5657 (*cpse.eq): New peephole from former cpse peepholes.
5659 2012-01-27 Michael Eager <eager@eagercon.com>
5661 * config/microblaze.c (microblaze_emit_compare): Correct
5662 test after pcmp instruction.
5664 2012-01-27 Richard Guenther <rguenther@suse.de>
5666 PR tree-optimization/52020
5667 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5669 2012-01-27 Richard Guenther <rguenther@suse.de>
5671 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5672 function non-const/pure.
5674 2012-01-27 Richard Guenther <rguenther@suse.de>
5676 PR tree-optimization/50444
5677 * tree-sra.c (build_ref_for_offset): Properly adjust the
5678 MEM_REF type for unaligned accesses.
5680 2012-01-27 Richard Guenther <rguenther@suse.de>
5682 PR tree-optimization/50444
5683 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5684 (expand_assignment): Use it. Properly handle misaligned
5685 bases when expanding stores to component references.
5686 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5689 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5692 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5693 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5694 * tree-data-ref.c (find_data_references_in_loop): Make static.
5695 (compute_all_dependences): Change return type to bool. Bail out
5696 for too many datarefs in a loop. Move the hunk resetting the data
5697 dependences vector from ...
5698 (compute_data_dependences_for_loop): ... here. Account for
5699 compute_all_dependences returning false.
5700 (compute_data_dependences_for_bb): Likewise.
5701 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5702 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5704 2012-01-27 Richard Guenther <rguenther@suse.de>
5707 * expr.c (store_field): Use the alias-set of the scratch memory
5710 2012-01-27 Tom de Vries <tom@codesourcery.com>
5712 PR tree-optimization/51990
5713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5715 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5717 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5720 * var-tracking.c (reverse_op): Don't add any reverse operation
5721 if V already has any constant locations.
5723 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5725 * doc/invoke.texi: Correct usage of "command line" (noun)
5726 vs "command-line" (adjective) throughout.
5728 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5730 * doc/invoke.texi (Language Independent Options): Move
5731 -Wcoverage-mismatch blurb from here....
5732 (Warning Options): ...to here.
5734 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5736 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5737 Set rs6000_always_hint to false for 476.
5739 2012-01-27 Matthias Klose <doko@ubuntu.com>
5741 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5743 * incpath.c (add_standard_paths): Likewise.
5745 2012-01-27 Richard Henderson <rth@redhat.com>
5747 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5748 * config/m68k/sync.md (atomic_test_and_set): Rename from
5749 sync_test_and_setqi and adjust the operands.
5750 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5751 and unconditionally enable.
5753 2012-01-27 Richard Henderson <rth@redhat.com>
5755 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5756 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5757 (ldstub): Rename from ldstubqi.
5758 (ldstub<I24MODE>): Remove.
5760 2012-01-27 Richard Henderson <rth@redhat.com>
5762 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5763 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5764 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5765 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5766 * doc/tm.texi: Rebuild.
5768 2012-01-27 Richard Henderson <rth@redhat.com>
5770 * optabs.c (gen_atomic_test_and_set): Remove default.
5771 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5773 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5775 PR rtl-optimization/51978
5776 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5777 (combine_reaching_defs): Likewise.
5778 (struct re_info): Remove.
5779 (add_removable_extension): Remove x and data arguments,
5780 add insn, insn_list and def_map. Use the arguments directly
5781 instead of using struct re_info.
5782 (find_removable_extensions): Don't call add_removable_extension
5783 through note_stores, instead just call it with single_set
5785 (find_and_remove_re): Pass curr_cand->expr instead of
5786 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5788 2012-01-26 Michael Matz <matz@suse.de>
5790 PR tree-optimization/46590
5791 * cfgexpand.c: Revert last change (r183305).
5792 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5794 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5795 checking for emptiness.
5797 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5800 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5801 non-addressable non-BLKmode base correctly.
5803 2012-01-26 Michael Matz <matz@suse.de>
5805 PR tree-optimization/48794
5806 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5807 regions referenced from RESX/EH_DISPATCH.
5809 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5811 * config/s390/s390.h: Make BRANCH_COST an option.
5812 * config/s390/s390.opt: New option -mbranch-cost.
5814 2012-01-26 Richard Henderson <rth@redhat.com>
5816 Revert 2012-01-24 change:
5817 * trans-mem.c (requires_barrier): Do not instrument thread local
5818 variables and emit save/restore for them.
5820 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5823 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5826 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5828 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5831 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5834 Rename __pgm to __flash.
5835 Rename __pgm1 to __flash1.
5836 Rename __pgm2 to __flash2.
5837 Rename __pgm3 to __flash3.
5838 Rename __pgm4 to __flash4.
5839 Rename __pgm5 to __flash5.
5840 Rename __pgmx to __memx.
5841 * doc/extend.texi (AVR Named Address Spaces)
5842 Rename address space names as indicated above.
5843 * config/avr/avr.c (avr_addrspace): Ditto.
5845 * config/avr/avr-protos.h
5846 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5847 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5848 * config/avr/predicates.md: Ditto.
5849 * config/avr/avr.c Ditto, and
5850 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5851 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5853 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5854 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5855 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5856 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5857 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5858 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5859 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5860 * config/avr/avr.c: Ditto.
5861 * config/avr/avr.md: Ditto.
5863 2012-01-25 Jason Merrill <jason@redhat.com>
5866 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5868 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5870 PR tree-optimization/51987
5871 * tree-data-ref.c (get_references_in_stmt): Handle references in
5872 non-volatile GIMPLE_ASM.
5874 2012-01-25 Richard Guenther <rguenther@suse.de>
5876 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5877 bases are dereferenced.
5879 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5881 PR rtl-optimization/48374
5882 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5884 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5886 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5887 compute_data_dependences_for_loop returns false.
5888 * tree-parloops.c (loop_parallel_p): Likewise.
5890 2012-01-25 Richard Guenther <rguenther@suse.de>
5892 * tree.h (get_pointer_alignment_1): Declare.
5893 * builtins.c (get_pointer_alignment_1): New function.
5894 (get_pointer_alignment): Use it.
5896 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5898 PR rtl-optimization/48308
5899 * combine.c (enum undo_kind): Add UNDO_LINKS.
5900 (struct undo): Add member l to other_contents and where.
5901 (do_SUBST_LINK): New.
5903 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5904 (undo_all): Handle UNDO_LINKS.
5906 2012-01-25 Richard Henderson <rth@redhat.com>
5908 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5911 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5913 * optabs.c (gen_atomic_test_and_set): Use each argument.
5915 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5917 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5918 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5919 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5920 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5921 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5922 TARGET_PAIRED_SINGLE_FLOAT.
5924 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5926 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5927 (in_struct, return_val): Remove MEM documentation.
5928 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5929 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5930 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5932 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5933 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5934 * expr.c (store_field): Likewise.
5935 * function.c (assign_stack_temp_for_type): Likewise.
5936 * ifcvt.c (noce_try_cmove_arith): Likewise.
5937 * reload1.c (reload): Likewise.
5938 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5939 (alpha_set_memflags): Likewise.
5940 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5942 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5944 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5946 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5947 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5948 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5950 * cselib.c (cselib_rtx_varies_p): Delete.
5951 (cselib_invalidate_mem): Update call to canon_true_dependence.
5952 * dse.c (record_store, check_mem_read_rtx): Likewise.
5953 (scan_reads_nospill): Likewise.
5954 * cse.c (check_dependence): Likewise.
5955 (cse_rtx_varies_p): Delete.
5956 * expr.c (safe_from_p): Update call to true_dependence.
5957 * ira.c (validate_equiv_mem_from_store): Likewise.
5958 (memref_referenced_p): Likewise.
5959 * postreload-gcse.c (find_mem_conflicts): Likewise.
5960 * sched-deps.c (sched_analyze_2): Likewise.
5961 * store-motion.c (load_kills_store): Likewise.
5962 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5963 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5964 (compute_transp): Update call to canon_true_dependence.
5966 2012-01-25 Richard Henderson <rth@redhat.com>
5968 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5969 (maybe_emit_atomic_test_and_set): New.
5970 (expand_sync_lock_test_and_set): Use it.
5971 (expand_atomic_test_and_set): Likewise.
5972 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5973 the implementation; clarify implementation defined details.
5974 * doc/md.texi (atomic_test_and_set): Document.
5976 2012-01-25 Richard Henderson <rth@redhat.com>
5978 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5980 2012-01-25 Richard Henderson <rth@redhat.com>
5983 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5984 to effect no-op split.
5986 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5989 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5990 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5991 (BT_FN_VOID_PTR_INT_SIZE): New.
5992 (BT_FN_UINT_UINT_VAR): Remove.
5993 (BT_FN_UINT32_UINT32_VAR): New.
5994 (BT_FN_DOUBLE_VPTR): Remove.
5995 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5997 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5998 (_ITM_changeTransactionMode): Same.
5999 (_ITM_memmoveRtWt): Change return type to void.
6000 (_ITM_memcpyRtWt): Same.
6001 (_ITM_memsetW): Same.
6002 (_ITM_RaRD): Change types to double.
6007 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6009 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6010 Patrick Marlier <patrick.marlier@gmail.com>
6012 * trans-mem.c (requires_barrier): Do not instrument thread local
6013 variables and emit save/restore for them.
6015 2012-01-24 Jason Merrill <jason@redhat.com>
6018 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6019 output static aliases.
6021 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6024 * common.opt (-pie, -shared, pie, shared): Change from Common to
6026 * gcc.c (display_help): Display help for -pie and -shared.
6028 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6031 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6032 Remove note on size/offset limitation.
6033 (AVR Variable Attributes): Add example how to read data located
6034 with progmem. Refer to named address spaces.
6035 * doc/invoke.texi (AVR Options): Fix typo.
6037 2012-01-24 Richard Guenther <rguenther@suse.de>
6039 Forward-port to trunk
6040 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6043 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6044 op0 isn't sufficiently aligned and there is movmisalignM
6045 insn for mode, use it to load op0 into a temporary register.
6047 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6050 * target.def (const_not_ok_for_debug_p): New hook.
6051 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6053 * doc/tm.texi: Regenerated.
6054 * dwarf2out.c (const_ok_for_output_1): If
6055 targetm.const_not_ok_for_debug_p returns true, fail.
6056 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6058 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6060 2012-01-23 Kai Tietz <ktietz@redhat.com>
6063 * config/i386/predicates.md (symbolic_operand): Allow
6064 UNSPEC_PCREL as PIC expression for lea.
6065 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6066 * config/i386/i386.c (ix86_delegitimize_address): Handle
6067 UNSPEC_PCREL for none-MEM, too.
6069 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6071 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6072 (ipa_tm_create_version_alias): Same.
6074 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6077 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6078 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6080 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6081 Patrick Marlier <patrick.marlier@gmail.com>
6082 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6085 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6086 simple_object_start_read.
6088 2012-01-23 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/51895
6092 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6093 parameter decomposition into BLKmode components.
6095 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6097 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6098 fake variables for restrict-qualified pointers whose pointed-to type
6099 contains a placeholder.
6101 2012-01-23 Richard Guenther <rguenther@suse.de>
6103 PR tree-optimization/51949
6104 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6106 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6108 PR rtl-optimization/51933
6109 * ree.c (transform_ifelse): Return true right away if dstreg is
6110 already wider or equal to cand->mode.
6111 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6112 (make_defs_and_copies_lists): Remove defs_list and copies_list
6113 arguments, add state argument, just truncate state->work_list
6114 instead of always allocating and freeing the vector. Assert that
6115 get_defs succeeds instead of returning 2. Changed return type to bool.
6116 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6117 have ext_src_mode, see if it has been modified already with the
6118 right kind of extension and has been extended before from the
6119 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6120 just return true. Remember the original mode in state->modified array.
6121 (combine_reaching_defs): Add state argument. Don't allocate and
6122 free here def_list, copied_list and vec vectors, instead just
6123 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6124 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6125 Add state variable, clear vectors in it, initialize state.modified
6126 if needed. Free all the vectors at the end and state.modified too.
6127 Don't skip a candidate if the extension expression has been modified.
6129 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6132 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6133 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6134 (extra_options) interix.opt -> i386/interix.opt"
6135 (extra_objs):Add winnt-stubs.o
6136 * configure.ac: Add interix to target_os .comm on PE check.
6137 * configure: Regenerate.
6138 * config/interix3.h: Delete and move bits to..
6139 * config/interix.h: Delete and move bits to..
6140 * config/i386/i386-interix3.h: Delete and move bits to..
6141 * config/i386/i386-interix.h: ..here.
6142 (TARGET_CPU_DEFAULT): Remove redefinition.
6143 (TARGET_ASM_CONSTRUCTOR): Undefine.
6144 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6145 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6146 (PTRDIFF_TYPE): Define.
6147 (LONG_DOUBLE_TYPE_SIZE): Define.
6148 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6149 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6150 (TARGET_SECTION_TYPE_FLAGS): Define.
6151 (ASM_DECLARE_FUNCTION_NAME): Define.
6152 (ASM_OUTPUT_EXTERNAL): Define.
6153 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6154 (ASM_OUTPUT_ALIGNED_BSS): Define.
6155 (PCC_BITFIELD_TYPE_MATTERS): Define.
6156 (USE_CONST_SECTION): Define.
6157 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6158 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6159 (SUPPORTS_ONE_ONLY): Remove.
6160 (I386_PE_STRIP_ENCODING): Define.
6161 * config/interix.opt: Delete and move bits to..
6162 * config/i386/interix.opt: ..here. New.
6163 (mpe-aligned-commons): Add.
6164 * config/i386/t-interix: Add copyright header.
6165 (winnt-stubs.o): Add rule.
6167 2012-01-22 Jason Merrill <jason@redhat.com>
6170 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6171 for extra name aliases.
6173 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6175 PR rtl-optimization/51924
6176 * ree.c (combine_set_extension): Improve debugging message.
6177 (combine_reaching_defs): Likewise.
6178 (get_defs): Rename confusingly named variable.
6179 (find_and_remove_re): Skip a candidate if the extension expression has
6182 2012-01-21 Robert Millan <rmh@gnu.org>
6183 Gerald Pfeifer <gerald@pfeifer.com>
6185 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6186 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6188 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6190 PR tree-optimization/51914
6191 * tree-vect-stmts.c (vectorizable_conversion): For
6192 cvt_type && modifier == WIDEN, put temporary with cvt_type
6193 at the beginning of vec_dsts and set vec_dest to temporary
6196 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6198 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6200 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6202 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6203 * config/rs6000/rs6000.c: Likewise.
6205 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6208 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6209 output_move_double on a copy of operands array.
6211 2012-01-20 Cary Coutant <ccoutant@google.com>
6212 Dodji Seketeli <dodji@redhat.com>
6215 * dwarf2out.c (copy_declaration_context): Return ref to parent
6216 of declaration DIE, if necessary.
6217 (remove_child_or_replace_with_skeleton): Add new parameter; update
6218 caller. Place skeleton DIE under parent DIE of original declaration.
6219 Move call to copy_declaration_context to here ...
6220 (break_out_comdat_types): ... from here.
6222 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6224 PR rtl-optimization/51856
6225 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6228 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6231 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6232 hints for neon loads and stores.
6234 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6238 * doc/extend.texi (Named Address Spaces): Split into subsections.
6239 (AVR Named Address Spaces): New subsection.
6240 (M32C Named Address Spaces): New subsection.
6241 (RL78 Named Address Spaces): New subsection.
6242 (SPU Named Address Spaces): New subsection.
6243 (Variable Attributes): New anchor "AVR Variable Attributes".
6244 (AVR Variable Attributes): Rewrite and avoid wording
6245 "address space" in this context.
6246 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6247 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6248 (AVR Built-in Macros): New subsubsection therein.
6249 * doc/md.texi (AVR constraints): Remove "C04", "R".
6251 2012-01-20 Richard Guenther <rguenther@suse.de>
6253 PR tree-optimization/51903
6254 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6255 when removing stmts.
6257 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6260 * config/arm/arm.c (arm_load_pic_register): Use
6261 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6262 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6263 (arm_pic_static_addr): Likewise.
6264 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6265 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6266 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6267 (pic_load_addr_unified): New.
6269 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6272 * function.c (instantiate_virtual_regs_in_insn): Use
6273 delete_insn_and_edges when removing a wrong asm insn.
6275 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6277 PR rtl-optimization/40761
6278 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6279 Add new member loop_num.
6280 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6281 (ira_build): Remove the parameter.
6283 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6284 (ira.c): Do not build CFG loops for one region allocation. Remove
6285 argument from ira_build call.
6287 * ira-build.c (init_loop_tree_node): New function.
6288 (create_loop_tree_nodes): Use it. Separate the case when CFG
6289 loops are not built.
6290 (more_one_region_p): Check current_loops.
6291 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6293 (add_loop_to_tree): Process loop equal to NULL too.
6294 (form_loop_tree): Separate the case when CFG loops are not built.
6295 Use explicitly number for the root.
6296 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6298 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6299 instead of loop->num.
6300 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6301 (mark_all_loops_for_removal): Ditto.
6302 (remove_unnecessary_regions): Separate the case when CFG loops
6304 (ira_build): Remove the parameter. Use explicit number of regions
6305 when CFG loops are not built.
6307 * ira-color.c (print_loop_title): Separate the case for the root node.
6308 Use loop_num instead of loop->num.
6309 (move_spill_restore): Use loop_num instead of loop->num.
6311 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6312 (change_loop): Ditto.
6313 (change_loop): Use loop_num instead of loop->num.
6315 * ira-lives.c (process_bb_node_lives): Ditto.
6317 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6319 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6321 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6324 * tree-mudflap.c (mf_artificial): New function.
6325 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6326 mx_register_decls, mudflap_enqueue_decl): Use it.
6329 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6330 numbers in the insn pattern.
6332 2012-01-19 Michael Matz <matz@suse.de>
6334 PR tree-optimization/46590
6335 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6336 use it in remembering which conflicts we already created.
6337 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6340 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6343 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6344 (merge_and_complain): Same.
6346 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6349 * config/initfini-array.h: Guard content of the header
6350 with #ifdef HAVE_INITFINI_ARRAY.
6351 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6352 Add initfini-array.h to tm_file here.
6353 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6354 * config.gcc: Don't add initfini-array.h to tm_file here.
6355 * configure: Regenerated.
6357 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6359 PR rtl-optimization/51505
6360 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6361 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6362 (df_note_bb_compute): Update the call to df_kill_notes.
6364 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6366 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6368 2012-01-18 Richard Guenther <rguenther@suse.de>
6370 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6371 of conversions to void *.
6373 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6374 Richard Sandiford <rdsandiford@googlemail.com>
6378 * optabs.h (simplify_expand_binop): Declare.
6379 * optabs.c (simplify_expand_binop): Make global.
6380 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6381 endian targets if the source cannot be exactly covered by word
6384 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6387 * hard-reg-set.h (struct hard_reg_set_container): New type.
6388 * target.h (struct hard_reg_set_container): Forward declare.
6389 * target.def (set_up_by_prologue): New target hook.
6390 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6391 * doc/tm.texi: Regenerated.
6392 * function.c (thread_prologue_and_epilogue_insns): Change
6393 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6394 Call targetm.set_up_by_prologue on it.
6395 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6396 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6398 2012-01-17 Nick Clifton <nickc@redhat.com>
6400 * config/rx/rx.c (rx_can_use_simple_return): New function.
6401 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6402 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6404 2012-01-17 Richard Guenther <rguenther@suse.de>
6407 * expr.c (expand_assignment): Take address-space information
6408 from the address operand of MEM_REF and TARGET_MEM_REF.
6409 (expand_expr_real_1): Likewise.
6411 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6413 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6414 reload dump is requested.
6416 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6419 * trans-mem.c (requires_barrier): Call may_be_aliased.
6421 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6423 PR tree-optimization/51877
6424 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6425 call arguments and fndecls compare equal, instead return false if they
6426 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6427 both SSA_NAMEs that are valueized the same, or they satisfy
6430 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6432 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6434 * configure: Regenerate.
6436 2012-01-16 Jan Hubicka <jh@suse.cz>
6440 * convert.c (convert_to_integer): Use fold_convert for
6441 converting an INTEGER_CST to integer type.
6443 2012-01-16 Jason Merrill <jason@redhat.com>
6446 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6448 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6451 * config/s390/s390.c (s390_chunkify_start): Don't skip
6452 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6453 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6454 If insn is followed by NOTE_INSN_VAR_LOCATION or
6455 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6456 Don't use location of note insns.
6458 PR tree-optimization/51865
6459 * tree-inline.c (tree_function_versioning): Call remap_decl
6460 on DECL_RESULT whenever it has VOID_TYPE_P type.
6462 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6464 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6465 for calls to locally-binding MIPS16 functions if only the return
6466 type uses float regs.
6468 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6469 Richard Sandiford <rdsandiford@googlemail.com>
6471 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6472 (SYMBOL_32_HIGH): Likewise.
6473 (mips_output_tls_reloc_directive): Declare.
6474 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6475 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6476 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6477 (mips_lo_relocs, mips_hi_relocs): Make extern.
6478 (mips16_stub_function): Move up file.
6479 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6480 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6481 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6482 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6483 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6484 (mips_get_tp): Add MIPS16 support.
6485 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6486 Generalize DTPREL and TPREL handling.
6487 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6488 Add MIPS16 TLS support.
6489 (mips_output_tls_reloc_directive): New function.
6490 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6491 * config/mips/predicates.md (symbolic_operand_with_high)
6492 (tls_reloc_operand): New predicates.
6493 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6494 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6495 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6496 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6497 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6498 (*tls_get_tp_mips16_call_<mode>): Likewise.
6500 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6502 PR rtl-optimization/51821
6503 * recog.c (peep2_find_free_register): Determine clobbered registers
6506 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6509 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6510 * config/avr/avr.c: Likewise.
6511 * config/avr/avr.h: Likewise.
6513 2012-01-13 Ian Lance Taylor <iant@google.com>
6516 * tree.h (TYPE_QUALS): Add cast to int.
6517 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6519 2012-01-13 Ian Lance Taylor <iant@google.com>
6521 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6522 comparing param_index to VEC_length result.
6524 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6526 * c-decl.c: Do not include tree-mudflap.h
6527 * tree-optimize.c: Likewise.
6528 * Makefile.in: Update dependencies.
6530 2012-01-13 Richard Guenther <rguenther@suse.de>
6533 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6534 variable-sized result always use RSO.
6536 2012-01-12 DJ Delorie <dj@redhat.com>
6538 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6539 pointer type, not just the default pointer type.
6541 2012-01-09 Richard Henderson <rth@redhat.com>
6542 Denis Chertykov <chertykov@gmail.com>
6545 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6546 * config/avr/avr.c (avr_can_eliminate): Simplify.
6547 (avr_initial_elimination_offset): Likewise.
6548 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6549 (expand_epilogue): Likewise.
6550 (avr_legitimize_address): Gut.
6551 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6552 (avr_hard_regno_nregs): New.
6553 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6554 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6555 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6556 add soft frame pointer.
6557 (CALL_USED_REGISTERS): Likewise.
6558 (REG_CLASS_CONTENTS): Likewise.
6559 (REGISTER_NAMES): Likewise.
6560 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6561 (HARD_FRAME_POINTER_REGNUM): New.
6562 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6563 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6564 remove the HARD_FRAME_POINTER self-elimination.
6566 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6569 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6570 DECL_EXTERNAL when checking for initializers of progmem variables.
6572 2012-01-12 Ira Rosen <irar@il.ibm.com>
6574 PR tree-optimization/51799
6575 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6576 that the last operation is a type demotion.
6578 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6581 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6583 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6586 * combine.c (distribute_notes): If i3 is a noreturn call,
6587 allow old_size to be equal to args_size and make sure the
6588 noreturn call gets REG_ARGS_SIZE note.
6589 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6590 on noreturn calls even when the delta is 0.
6592 2012-01-11 Nathan Sidwell <nathan@acm.org>
6594 * gcov.c (STRING_SIZE): Remove.
6595 (generate_results): Erase annotations for source files with no
6596 coverage information.
6598 (output_lines): Use it.
6600 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6602 * gimple.h (gimplify_body): Remove first argument.
6603 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6604 pointer set here, instead just pass DATA to walk_tree.
6605 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6606 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6607 (unvisit_body): Likewise, but with unmark_visited.
6608 (gimplify_body): Remove BODY_P argument and adjust.
6609 (gimplify_function_tree): Adjust call to gimplify_body.
6610 * omp-low.c (finalize_task_copyfn): Likewise.
6612 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6614 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6615 (build_function_type_skip_args): Delete.
6616 * tree.c (build_function_type_skip_args): Make static and add
6617 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6618 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6619 pass it to build_function_type_skip_args.
6620 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6621 (tree_function_versioning): Likewise.
6622 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6623 build_function_decl_skip_args.
6624 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6625 and pass it to build_function_decl_skip_args/tree_function_versioning.
6626 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6627 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6628 * trans-mem.c (ipa_tm_create_version): Likewise.
6629 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6630 * tree-inline.c (declare_return_variable): Remove always-true test.
6631 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6632 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6633 * ipa-split.c (split_function): Skip the return value for the split
6634 part if it doesn't return.
6636 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6638 PR tree-optimization/49642
6639 * ipa-split.c (forbidden_dominators): New variable.
6640 (check_forbidden_calls): New function.
6641 (dominated_by_forbidden): Likewise.
6642 (consider_split): Check for forbidden dominators.
6643 (execute_split_functions): Initialize and free forbidden
6644 dominators info; call check_forbidden_calls.
6646 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6648 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6650 2012-01-11 Nick Clifton <nickc@redhat.com>
6652 * config/rx/rx.md (return): Define pattern.
6654 2012-01-11 Richard Guenther <rguenther@suse.de>
6656 * doc/extend.texi (malloc attribute): Adjust according to
6659 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6660 Patrick Marlier <patrick.marlier@gmail.com>
6663 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6664 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6665 (ipa_tm_note_irrevocable): Same.
6666 (ipa_tm_scan_irr_block): Same.
6667 (ipa_tm_decrement_clone_counts): Same.
6668 (ipa_tm_scan_irr_function): Same.
6669 (ipa_tm_create_version_alias): Same.
6670 (ipa_tm_create_version): Same.
6671 (ipa_tm_transform_calls_redirect): Same.
6672 (ipa_tm_transform_calls): Same.
6673 (ipa_tm_transform_transaction): Same.
6674 (ipa_tm_execute): Same.
6676 2012-01-10 Richard Guenther <rguenther@suse.de>
6679 * opts.c (common_handle_option): Handle -Werror.
6681 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6683 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6686 2012-01-10 Jason Merrill <jason@redhat.com>
6688 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6691 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6693 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6694 supports R_386_TLS_GD_PLT reloc.
6695 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6696 supports R_386_TLS_LDM_PLT reloc.
6697 * configure: Regenerate.
6698 * config.in: Regenerate.
6700 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6703 Extend __pgmx semantics to linearize memory.
6704 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6705 determine if code comes inline or from libgcc.
6706 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6707 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6708 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6709 (movmemx_qi, movmemx_hi): New insns.
6710 (xload_<mode>_libgcc): Rewrite to new insn condition.
6711 (xload_<mode>): Remove insns.
6712 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6713 cases that don't satisfy avr_xload_libgcc_p().
6714 (avr_addr_space_convert): Allow converting in any direction.
6715 (avr_addr_space_subset_p): Return always true.
6716 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6717 (avr_emit_movmemhi): Ditto.
6718 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6719 (avr_out_movmem): Ditto.
6720 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6721 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6722 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6723 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6724 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6726 2012-01-10 Richard Guenther <rguenther@suse.de>
6728 PR tree-optimization/50913
6729 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6730 Require data-refs to be representable by Graphite with respect
6733 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6735 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6736 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6738 2012-01-10 Tom de Vries <tom@codesourcery.com>
6740 PR rtl-optimization/51271
6741 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6742 handling annulled branch.
6744 2012-01-10 Richard Henderson <rth@redhat.com>
6746 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6747 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6748 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6749 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6750 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6751 arm_expand_vec_perm_const): New.
6752 * config/arm/arm-protos.h: Update.
6753 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6754 (*neon_vswp<VDQX>): New.
6755 (neon_vcombine<VDX>): Use neon_split_vcombine.
6756 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6757 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6758 (vec_perm<VE>): New.
6760 2012-01-10 Richard Henderson <rth@redhat.com>
6762 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6763 use it if reload_completed.
6764 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6765 arm_output_asm_insn, arm_process_output_memory_barrier,
6766 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6767 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6768 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6769 arm_process_output_sync_insn, arm_output_sync_insn,
6770 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6771 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6772 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6773 (emit_unlikely_jump): New.
6774 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6775 (arm_split_atomic_op): New.
6776 * config/arm/arm-protos.h: Update.
6777 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6778 (struct arm_sync_generator): Remove.
6779 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6780 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6781 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6782 (VUNSPEC_LL, VUNSPEC_SC): New.
6783 (sync_result, sync_memory, sync_required_value, sync_new_value,
6784 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6785 (attr length): Don't use arm_sync_loop_insns.
6786 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6787 (movsfcc, movdfcc): Likewise.
6788 * config/arm/constraints.md (Ua): New.
6789 * config/arm/prediates.md (mem_noofs_operand): New.
6790 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6791 (sync_clobber, sync_t2_reqd): Remove.
6792 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6793 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6794 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6795 (arm_sync_compare_and_swap<SIDI>): Remove.
6796 (arm_sync_compare_and_swap<NARROW>): Remove.
6797 (arm_sync_lock_test_and_set<SIDI>): Remove.
6798 (arm_sync_lock_test_and_set<NARROW>): Remove.
6799 (arm_sync_new_<syncop><SIDI>): Remove.
6800 (arm_sync_new_<syncop><NARROW>): Remove.
6801 (arm_sync_new_nand<SIDI>): Remove.
6802 (arm_sync_new_nand<NARROW>): Remove.
6803 (arm_sync_old_<syncop><SIDI>): Remove.
6804 (arm_sync_old_<syncop><NARROW>): Remove.
6805 (arm_sync_old_nand<SIDI>): Remove.
6806 (arm_sync_old_nand<NARROW>): Remove.
6807 (*memory_barrier): Merge arm_output_memory_barrier.
6808 (atomic_compare_and_swap<QHSD>): New.
6809 (atomic_compare_and_swap<NARROW>_1): New.
6810 (atomic_compare_and_swap<SIDI>_1): New.
6811 (atomic_exchange<QHSD>): New.
6812 (cas_cmp_operand, cas_cmp_str): New.
6813 (atomic_op_operand, atomic_op_str): New.
6814 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6815 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6816 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6817 (arm_load_exclusive<NARROW>): New.
6818 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6819 (arm_store_exclusive<QHSD>): New.
6821 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6823 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6824 reload patterns if -mvsx-scalar-memory.
6826 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6827 generated, even -mno-vsx-scalar-double was used.
6828 (vsx_xscvdpsp_scalar): Likewise.
6829 (vsx_xscvspdp_scalar2): Likewise.
6831 2012-01-09 Tom de Vries <tom@codesourcery.com>
6832 Andrew Pinski <apinski@cavium.com>
6835 * reorg.c (fill_slots_from_thread): Don't speculate
6836 frame-related insns.
6838 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6840 * sched-int.h (bb_note): Move to...
6841 * basic-block.h: ...here.
6842 * haifa-sched.c (bb_note): Move to...
6843 * cfgrtl.c: ...here.
6844 * function.c (next_block_for_reg): New function.
6845 (move_insn_for_shrink_wrap): Likewise.
6846 (prepare_shrink_wrap): Rewrite to use the above.
6848 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6850 * gimple.c (is_gimple_non_addressable): Remove.
6851 * gimple.h: Remove is_gimple_non_addressable.
6852 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6853 is_gimple_non_addressable.
6854 * trans-mem.c (expand_assign_tm): Same.
6856 2012-01-09 Richard Guenther <rguenther@suse.de>
6858 PR tree-optimization/51775
6859 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6860 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6862 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6864 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6866 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6868 2012-01-09 Richard Guenther <rguenther@suse.de>
6870 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6872 2012-01-08 Jan Hubicka <jh@suse.cz>
6874 PR tree-optimize/51680
6875 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6876 on when known_vals needs to be computed; cleanup.
6878 2012-01-08 Jan Hubicka <jh@suse.cz>
6880 PR tree-optimize/51694
6881 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6883 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6885 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6886 for -std=c++98 and -std=c++11 too.
6888 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6890 * cfgloop.c (cancel_loop): Add free() of bbs array.
6892 2012-01-07 Jan Hubicka <jh@suse.cz>
6894 PR tree-optimization/51600
6895 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6896 that benefits small functions.
6898 2012-01-07 Jan Hubicka <jh@suse.cz>
6900 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6902 2012-01-07 Jan Hubicka <jh@suse.cz>
6904 PR tree-optimization/51680
6905 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6906 whose inlining reduce unit size.
6908 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6911 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6912 Add canonical node to containing_mem chain after the non-canonical
6913 one, even if there weren't any locs to propagate.
6914 (remove_useless_values): Keep only canonical values.
6915 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6916 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6917 canonicalize mem_chain elements that are not discarded.
6919 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6922 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6923 before emitting functions.
6925 PR gcov-profile/50127
6926 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6927 clear_aux_for_blocks.
6929 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6932 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6934 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6936 * c-decl.c (ext_block): Moved up.
6937 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6939 2012-01-06 Han Shen <shenhan@google.com>
6941 Translate built-in include paths for sysroot.
6942 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6943 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6945 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6946 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6948 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6949 control whether sysroot should be prepended to gxx include dir.
6951 * configure: Regenerate.
6953 2012-01-06 Torvald Riegel <triegel@redhat.com>
6955 PR rtl-optimization/51771
6956 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6957 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6959 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6961 PR tree-optimization/51315
6962 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6963 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6965 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6968 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6969 for shrp pattern. Correctly handle and fixup shift variable.
6970 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6972 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6975 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6976 note when !ACCUMULATE_OUTGOING_ARGS.
6978 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6980 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6982 (extract_range_from_unary_expr_1): Avoid useless computations.
6984 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6986 PR rtl-optimization/51767
6987 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6988 of jump_block and add an extra edge for degenerated asm gotos.
6991 * stmt.c (check_unique_operand_names): Don't ICE during error
6992 reporting if i is from labels chain.
6995 * profile.c (branch_prob): Split bbs that have exit edge
6996 and need a fake entry edge too.
6998 2012-01-05 Jan Hubicka <jh@suse.cz>
7001 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7004 2012-01-05 Richard Guenther <rguenther@suse.de>
7007 * tree-streamer-out.c (write_ts_optimization): New function.
7008 (streamer_write_tree_body): Call it.
7009 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7010 (streamer_read_tree_body): Call it.
7011 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7013 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7016 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7017 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7018 in_cleanup_point_expr before gimplify_stmt call and restore it
7020 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7021 in_cleanup_point_expr is false.
7023 2012-01-05 Richard Guenther <rguenther@suse.de>
7026 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7028 * toplev.c (process_options): Reject combining mudflap and LTO.
7029 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7031 2012-01-05 Richard Guenther <rguenther@suse.de>
7033 PR tree-optimization/51760
7034 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7036 (bit_value_unop): Handle UNDEFINED operands.
7037 (bit_value_binop): Likewise.
7039 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7041 * config/avr/avr.c (avr_replace_prefix): Remove.
7042 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7043 (avr_asm_function_rodata_section): Ditto.
7044 (avr_asm_select_section): Ditto.
7046 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7048 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7051 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7054 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7055 calls that have any non-fake successor edges.
7058 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7060 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7062 PR tree-optimization/51624
7063 * tree-sra.c (build_ref_for_model): When replicating a chain of
7064 COMPONENT_REFs, stop as soon as the offset would become negative.
7066 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7069 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7070 in .debug_loc on the floor.
7072 2012-01-04 Andrew Pinski <apinski@cavium.com>
7074 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7076 2012-01-04 Andrew Pinski <apinski@cavium.com>
7077 Adam Nemet <anemet@caviumnetworks.com>
7079 * config/mips/mips.md (size): Add SI and DI.
7080 (SIZE): New mode attribute.
7081 (U): New code attribute.
7082 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7083 (mips_lbux_<mode>): Delete.
7084 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7085 (mips_lhx): Use gen_mips_lhx_extsi.
7086 (mips_lhx_<mode>): Delete.
7088 (mips_l<size>x): New expand.
7089 (mips_lwx_<mode>): Delete.
7090 (mips_l<GPR:size>x_<P:mode>): New pattern.
7091 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7092 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7093 * config/mips/mips.c (mips_lx_address_p): New function.
7094 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7095 (dsp64): New availability predicate.
7096 (mips_builtins): Add an entry for __builtin_mips_ldx.
7097 * config/mips/mips.h (ISA_HAS_LBX): New define.
7098 (ISA_HAS_LBUX): Likewise.
7099 (ISA_HAS_LHX): Likewise.
7100 (ISA_HAS_LHUX): Likewise.
7101 (ISA_HAS_LWX): Likewise.
7102 (ISA_HAS_LWUX): Likewise.
7103 (ISA_HAS_LDX): Likewise.
7104 * doc/extend.texi (__builtin_mips_ldx): Document.
7106 2012-01-04 Tristan Gingold <gingold@adacore.com>
7108 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7109 when long pointers are used.
7110 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7111 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7112 (ia64-hp-*vms*): Remove.
7113 * config/vms/xm-vms64.h: Delete.
7115 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7118 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7120 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7122 * opts.c (finish_options): Remove duplicate sorry.
7124 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7127 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7130 2012-01-04 Richard Guenther <rguenther@suse.de>
7133 * tree.c (size_low_cst): New function.
7134 * tree.h (size_low_cst): Declare.
7135 * fold-const.c (fold_comparison): Use it to extract the low
7136 part of the POINTER_PLUS_EXPR offset.
7138 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7140 Fix clearing ZERO_REG
7141 * config/avr/avr.md (cc): Add alternative "ldi".
7142 (movqi_insn): Use it in cc attribute.
7143 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7144 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7145 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7147 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7149 * configure: Regenerate.
7151 2012-01-04 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/49651
7154 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7155 (var_can_have_subvars): Use it.
7156 (get_constraint_for_1): Only consider subfields if there can be any.
7158 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7161 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7162 to its new canonical_cselib_val and the cselib_val was in
7163 first_containing_mem chain, but the canonical_cselib_val was not,
7164 add the latter into the chain.
7165 (cselib_invalidate_mem): Compare canonical_cselib_val of
7166 addr_list chain elt with v.
7169 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7170 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7172 (output_macinfo_op): Don't ggc_strdup fd->filename.
7173 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7174 then ggc_strdup it. Don't free inc->info or cur->info.
7175 (output_macinfo): Don't free ref->info or file->info.
7177 2012-01-03 Ira Rosen <irar@il.ibm.com>
7179 PR tree-optimization/51269
7180 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7181 first_niters a pointer.
7182 (slpeel_tree_peel_loop_to_edge): Likewise.
7183 (vect_do_peeling_for_loop_bound): Update call to
7184 slpeel_tree_peel_loop_to_edge.
7185 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7186 here. Remove it from the parameters list.
7187 (vect_do_peeling_for_alignment): Update calls and compute
7190 2012-01-03 Richard Guenther <rguenther@suse.de>
7192 PR tree-optimization/51070
7193 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7194 Properly handle calls.
7196 2012-01-03 Richard Guenther <rguenther@suse.de>
7198 PR tree-optimization/51692
7199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7200 the LHS of allocation stmts.
7202 2012-01-03 Olivier Hainque <hainque@adacore.com>
7204 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7206 2012-01-03 Olivier Hainque <hainque@adacore.com>
7208 * collect2.c (main): In AIX specific computations for vector
7209 insertions, use CONST_CAST2 to cast from char ** to const char **.
7211 2012-01-03 Richard Guenther <rguenther@suse.de>
7214 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7215 the context of a limbo DIE when it does not already exist.
7217 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7219 PR tree-optimization/51719
7220 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7221 but direct call is, clear direct call's lhs and don't add fallthrough
7222 edge from dcall_bb to join_bb and PHIs.
7224 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7226 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7227 the instructions emitted by the pattern.
7228 ("*TDC_insn_<mode>"): Add comment.
7230 2012-01-03 Richard Guenther <rguenther@suse.de>
7233 * fold-const.c (fold_comparison): Properly canonicalize
7234 tree offset and HOST_WIDE_INT bit position.
7236 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7238 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7239 operands for extzv pattern.
7241 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7244 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7247 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7249 * doc/invoke.texi (-flto and related options): Copy-edit.
7251 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7253 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7255 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7257 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7260 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7262 * expr.h (move_by_pieces_ninsns): Declare.
7263 * expr.c (move_by_pieces_ninsns): Make external.
7264 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7265 (mips_store_by_pieces_p): Likewise.
7266 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7267 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7268 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7269 (mips_store_by_pieces_p): Likewise.
7271 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7273 * passes.c (register_one_dump_file): Free full_name.
7275 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7276 (calculate_elim_costs_all_insns): Free offsets_at and
7277 offsets_known_at at the end and clear the pointers.
7279 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7281 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7282 this option introduced in r180739.
7284 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7287 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7288 (tmake_file target=avr): Add avr/t-multilib.
7290 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7291 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7292 * config/avr/genmultilib.awk: New file.
7293 * config/avr/t-multilib: New auto-generated file.
7294 * config/avr/multilib.h: New auto-generated file.
7295 * config/avr/t-avr (AVR_MCUS): New variable.
7296 (genopt.sh): Use it.
7297 (s-mlib): Depend on t-multilib.
7298 (t-multilib, multilib.h): New dependencies.
7299 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7300 (MULTILIB_OPTIONS): Remove.
7301 (MULTILIB_MATCHES): Remove.
7302 (MULTILIB_DIRNAMES): Remove.
7303 (MULTILIB_EXCEPTIONS): Remove:
7304 * config/avr/genopt.sh: Don't use hard coded file name;
7305 pass AVR_MCUS from t-avr instead.
7307 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7309 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7311 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7313 Implement light-weight DImode support.
7314 * config/avr/avr-dimode.md: New file.
7315 * config/avr/avr.md: Include it.
7316 (adjust_len): Add plus64, compare64.
7317 (HIDI): Remove code iterator.
7318 (code_stdname): New code attribute.
7319 (rotx, rotsmode): Remove DI.
7320 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7322 * config/avr/avr-protos.h (avr_have_dimode): New.
7323 (avr_out_plus64, avr_out_compare64): New.
7324 * config/avr/avr.c (avr_out_compare): Handle DImode.
7325 (avr_have_dimode): New variable definition and initialization.
7326 (avr_out_compare64, avr_out_plus64): New functions.
7327 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7328 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7329 (avr_compare_pattern): Skip DImode comparisons.
7331 2012-01-02 Revital Eres <revital.eres@linaro.org>
7333 * ddg.c (def_has_ccmode_p): New function.
7334 (add_cross_iteration_register_deps,
7335 create_ddg_dep_from_intra_loop_link): Call it.
7337 2012-01-02 Richard Guenther <rguenther@suse.de>
7340 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7342 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7344 * gcc.c (process_command): Update copyright notice dates.
7345 * gcov.c (print_version): Likewise.
7346 * gcov-dump.c (print_version): Likewise.
7347 * mips-tfile.c (main): Likewise.
7348 * mips-tdump.c (main): Likewise.
7350 2012-01-01 Ira Rosen <irar@il.ibm.com>
7352 PR tree-optimization/51704
7353 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7354 a use is inside the basic block or loop before accessing its vect info.
7356 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7358 PR rtl-optimization/51069
7359 * cfgloopmanip.c (remove_path): Removing path making irreducible
7360 region unconditional makes BB part of the region.
7362 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7364 PR tree-optimization/51683
7365 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7366 calls with side-effects.
7367 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7369 Copyright (C) 2012 Free Software Foundation, Inc.
7371 Copying and distribution of this file, with or without modification,
7372 are permitted in any medium without royalty provided the copyright
7373 notice and this notice are preserved.