1 2013-03-01 Richard Biener <rguenther@suse.de>
4 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
6 PR tree-optimization/55481
7 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
8 back to general rewriting if we cannot leave an original biv
11 2013-03-01 Richard Biener <rguenther@suse.de>
13 Backport from mainline
14 2012-04-10 Richard Guenther <rguenther@suse.de>
17 * gimple-low.c (gimple_check_call_args): Properly account for
18 compatible aggregate types.
20 2013-02-26 Nick Clifton <nickc@redhat.com>
23 Import this patch from the mainline:
25 2012-08-17 Nick Clifton <nickc@redhat.com>
27 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
28 (branch_true): Likewise.
29 (branch_false): Likewise.
31 2013-02-26 Jakub Jelinek <jakub@redhat.com>
33 PR tree-optimization/56443
34 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
35 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
36 to type_for_mode langhook.
38 2013-02-21 Jakub Jelinek <jakub@redhat.com>
41 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
44 2013-02-19 Jakub Jelinek <jakub@redhat.com>
46 Backported from mainline
47 2013-02-19 Jakub Jelinek <jakub@redhat.com>
49 PR tree-optimization/56350
50 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
51 if haven't found reduction or nested cycle operand, rather than
52 asserting we must find it.
54 PR tree-optimization/56381
55 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
58 2013-02-08 Jakub Jelinek <jakub@redhat.com>
60 PR tree-optimization/56250
61 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
62 if type is unsigned and code isn't MULT_EXPR.
64 2013-02-06 Jakub Jelinek <jakub@redhat.com>
67 * omp-low.c (use_pointer_for_field): Return false if
68 lower_send_shared_vars doesn't generate any copy-out code.
70 2012-11-27 Jakub Jelinek <jakub@redhat.com>
72 PR tree-optimization/55110
73 * tree-vect-loop.c (vectorizable_reduction): Don't assert
74 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
76 2013-02-18 Richard Biener <rguenther@suse.de>
79 2013-02-04 Richard Biener <rguenther@suse.de>
81 Backport from mainline
82 2012-07-04 Richard Guenther <rguenther@suse.de>
84 PR tree-optimization/53844
85 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
88 2013-02-13 David S. Miller <davem@davemloft.net>
90 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
92 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
94 Backport from mainline
95 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
97 PR rtl-optimization/56275
98 * simplify-rtx.c (avoid_constant_pool_reference): Check that
99 offset is non-negative and less than cmode size before
100 calling simplify_subreg.
102 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
104 Backport from mainline
105 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/sse.md (FMAMODEM): New mode iterator.
108 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
109 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
111 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
113 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
114 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
115 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
117 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
119 Backport from mainline
120 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
123 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
124 If there is no implicit builtin declaration, just return NULL.
126 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
127 Michael Meissner <meissner@linux.vnet.ibm.com>
129 Backport from mainline
130 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
131 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
133 2013-02-07 David S. Miller <davem@davemloft.net>
135 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
137 * var-tracking.c (vt_add_function_parameter): Test the presence of
138 HAVE_window_save properly and do not remap argument registers when
139 we have a leaf function.
141 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
143 Backport from mainline
144 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
147 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
149 * config/i386/i386.c (ix86_print_operand): Ditto.
151 2013-02-07 Alan Modra <amodra@gmail.com>
154 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
155 static chain, set REST_INLINE_FPRS too.
157 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
159 Backport from mainline
160 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
162 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
163 * configure: Regenerate.
165 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
167 Backport from mainline
168 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
169 Andrew Dixie <andrewd@gentrack.com>
171 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
174 2013-02-05 Richard Biener <rguenther@suse.de>
176 Backport from mainline
177 2012-12-10 Richard Biener <rguenther@suse.de>
179 PR tree-optimization/55107
180 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
181 (bitmap_set_replace_value): Add gcc_unreachable.
182 (do_regular_insertion): Re-write all_same handling. Insert
183 an assignment instead of a PHI in this case.
184 (execute_pre): Do not record constified events.
186 2013-02-05 Richard Biener <rguenther@suse.de>
188 PR tree-optimization/54767
189 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
190 backedges drop all symbolical range information.
191 (execute_vrp): Compute backedges.
193 2013-02-04 Richard Biener <rguenther@suse.de>
195 Backport from mainline
196 2012-01-11 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/44061
199 * tree-vrp.c (extract_range_basic): Compute zero as
200 value-range for __builtin_constant_p of function parameters.
202 2013-01-08 Jakub Jelinek <jakub@redhat.com>
205 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
207 2013-02-04 Richard Biener <rguenther@suse.de>
209 Backport from mainline
210 2012-07-04 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/53844
213 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
214 the loop virtual PHI.
216 2012-12-13 Richard Biener <rguenther@suse.de>
219 * tree-streamer.c (record_common_node): Check that we are not
220 recursively pre-loading nodes we want to skip. Handle
221 char_type_node appearing as part of va_list_type_node.
223 2013-02-04 Richard Biener <rguenther@suse.de>
226 * gimple.h (gimple_call_builtin_class_p): New function.
227 * gimple.c (validate_call): New function.
228 (gimple_call_builtin_class_p): Likewise.
229 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
230 Use gimple_call_builtin_class_p.
231 (find_func_clobbers): Likewise.
232 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
233 (strlen_optimize_stmt): Likewise.
235 2013-02-01 Jakub Jelinek <jakub@redhat.com>
237 Backported from mainline
238 2013-01-28 Jakub Jelinek <jakub@redhat.com>
240 PR tree-optimization/56125
241 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
242 pow(x,c) into sqrt(x) * powi(x, n/2) or
243 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
245 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
246 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
249 2013-01-25 Jakub Jelinek <jakub@redhat.com>
251 PR tree-optimization/56098
252 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
253 for stmts with volatile ops.
254 (cond_store_replacement): Don't optimize if assign has volatile ops.
255 (cond_if_else_store_replacement_1): Don't optimize if either
256 then_assign or else_assign have volatile ops.
258 2013-01-23 Jakub Jelinek <jakub@redhat.com>
261 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
262 instead of cmpdi_operand for first comparison operand.
263 Don't assert that comparison operands aren't both constants.
265 2013-01-21 Jakub Jelinek <jakub@redhat.com>
267 PR tree-optimization/56051
268 * fold-const.c (fold_binary_loc): Don't fold
269 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
270 a narrowing conversion, or widening conversion from signed
273 2013-01-18 Jakub Jelinek <jakub@redhat.com>
276 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
277 the case where writing real complex part of target modifies
280 2013-01-15 Jakub Jelinek <jakub@redhat.com>
283 * function.c (thread_prologue_and_epilogue_insns): Always
284 add crtl->drap_reg to set_up_by_prologue.set, even if
285 stack_realign_drap is false.
287 2013-01-10 Jakub Jelinek <jakub@redhat.com>
289 PR tree-optimization/55921
290 * tree-complex.c (expand_complex_asm): New function.
291 (expand_complex_operations_1): Call it for GIMPLE_ASM.
293 2013-01-03 Jakub Jelinek <jakub@redhat.com>
295 PR rtl-optimization/55838
296 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
297 iv0.step, iv1.step and step.
299 2012-11-23 Jakub Jelinek <jakub@redhat.com>
302 * Makefile.in (gimple-low.o): Depend on langhooks.h.
303 * gimple-low.c: Include langhooks.c.
304 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
305 by default call lang_hooks.block_may_fallthru.
306 * langhooks.h (struct lang_hooks): Add block_may_fallthru
308 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
309 (LANG_HOOKS_INITIALIZER): Use it.
311 2012-11-20 Jakub Jelinek <jakub@redhat.com>
314 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
315 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
316 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
317 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
318 fail if the last real insn doesn't have REG_ARGS_SIZE note.
320 2012-11-17 Jakub Jelinek <jakub@redhat.com>
322 PR tree-optimization/55236
323 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
324 and signed ARG0_TYPE, force low and high to be non-NULL.
326 2012-11-13 Jakub Jelinek <jakub@redhat.com>
328 PR rtl-optimization/54127
329 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
330 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
331 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
332 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
333 REG_LABEL_TARGET and REG_LABEL_OPERAND.
335 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
337 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
338 range isn't testing for zero.
340 2013-01-29 Richard Biener <rguenther@suse.de>
342 PR tree-optimization/56113
343 * tree-ssa-structalias.c (equiv_class_lookup): Also return
345 (label_visit): Free duplicate bitmaps and record the leader instead.
346 (perform_var_substitution): Adjust.
348 2013-01-28 Serowk <serowk@yandex.ru>
351 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
352 Fix mode checks to allow for the passing of constants in the
354 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
355 Add entries in the switch statement for builtin iwmmxt vector
356 shift and rotate builtins.
358 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
360 Backport from mainline
361 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
365 operand 0 in movabs insn template for -masm=intel asm alternative.
366 (*movabs<mode>_2): Ditto for operand 1.
368 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
370 Backport from mainline
371 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
374 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
375 alternative to (o,r).
376 (*movdi_internal_rex64): Remove (!o,n) alternative.
377 (DImode immediate->memory splitter): Remove.
378 (DImode immediate->memory peephole2): Remove.
379 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
380 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
381 alternative to (!o,*r).
382 (*movtf_internal_sse): New pattern.
383 (*movxf_internal_rex64): New pattern.
384 (*movxf_internal): Disable for TARGET_64BIT.
385 (*movdf_internal_rex64): Remove (!o,F) alternative.
387 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
390 involving stack registers slightly.
392 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/constraints.md (Yf): New constraint.
395 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
396 of f constraint to conditionaly disable x87 register preferences.
397 (*movdf_internal): Ditto.
398 (*movsf_internal): Ditto.
400 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
402 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
403 (*movtf_internal_rex64): Add (!o,C) alternative
404 (*movxf_internal_rex64): Ditto.
405 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
407 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
409 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
411 2013-01-24 Martin Jambor <mjambor@suse.cz>
413 Backport from mainline
414 2013-01-04 Martin Jambor <mjambor@suse.cz>
416 PR tree-optimization/55755
417 * tree-sra.c (sra_modify_assign): Do not check that an access has no
418 children when trying to avoid producing a VIEW_CONVERT_EXPR.
420 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
422 Backport from mainline
423 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
427 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
429 PR rtl-optimization/56023
430 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
431 dependent on debug instruction.
433 2013-01-21 Martin Jambor <mjambor@suse.cz>
435 Backport from mainline
436 2013-01-17 Martin Jambor <mjambor@suse.cz>
438 PR tree-optimizations/55264
439 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
440 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
441 for virtual functions.
442 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
444 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
445 virtual methods before inlining is over.
447 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
449 Backport from mainline
450 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
454 store through atomic_store<mode>_1.
455 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
457 2013-01-16 Richard Biener <rguenther@suse.de>
460 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
461 account for bitpos when computing alignment.
463 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
465 Backport from 2013-01-14 trunk r195169.
468 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
469 etc. to 1 and not to __flash.
470 Use LL suffix for __INT24_MAX__ with -mint8.
471 Use ULL suffix for __UINT24_MAX__ with -mint8.
473 2013-01-14 Matthias Klose <doko@ubuntu.com>
475 * doc/invoke.texi: Document -print-multiarch.
476 * doc/install.texi: Document --enable-multiarch.
477 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
478 * configure.ac: Add --enable-multiarch option.
479 Substitute with_cpu, with_float.
480 * configure: Regenerate.
481 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
482 enable_multiarch, with_cpu, with_float: New macros.
483 if_multiarch: New macro, define in terms of enable_multiarch.
484 * genmultilib: Add new argument for the multiarch name.
485 * gcc.c (multiarch_dir): Define.
486 (for_each_path): Search for multiarch suffixes.
487 (driver_handle_option): Handle multiarch option.
488 (do_spec_1): Pass -imultiarch if defined.
489 (main): Print multiarch.
490 (set_multilib_dir): Separate multilib and multiarch names
491 from multilib_select.
492 (print_multilib_info): Ignore multiarch names in multilib_select.
493 * incpath.c (add_standard_paths): Search the multiarch include dirs.
494 * cppdefault.h (default_include): Document multiarch in multilib
496 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
497 include directory for multiarch directories.
498 * common.opt: New options --print-multiarch and -imultilib.
500 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
501 Include i386/t-linux.
502 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
503 Include i386/t-kfreebsd.
504 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
505 * config/i386/t-linux64: Add multiarch names in
506 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
507 * config/i386/t-gnu: New file.
508 * config/i386/t-kfreebsd: Likewise.
509 * config/i386/t-linux: Likewise.
511 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
512 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
513 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
514 for 32bit non-biarch configurations.
516 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
517 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
520 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
522 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
524 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
525 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
526 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
528 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
529 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
530 Include rs6000/t-linux for 32bit non-biarch configurations.
532 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
534 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
536 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
537 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
539 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
540 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
542 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
544 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
545 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
546 (vect_estimate_min_profitable_iter): Adjust to above fix.
547 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
549 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
551 Backport from mainline
552 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
554 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
555 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
556 documentation. Add missing '__' in front of
557 __builtin_ia32_packssdw256.
559 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
561 Backport from mainline
562 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
565 attribute of movddup insn to DF.
566 (*vec_interleave_lowv2df): Ditto.
567 (vec_dupv2df): Ditto.
569 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
571 Backport from 2013-01-07 trunk r194991, r194992.
574 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
577 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
578 (avr_addrspace_t): Add .section_name field.
579 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
581 (avr_addrspace): Same. Initialize .section_name. Remove last
582 NULL entry. Put __memx into .progmemx.data.
583 (progmem_section_prefix): Remove.
584 (avr_asm_init_sections): No need to initialize progmem_section.
585 (avr_asm_named_section): Use avr_addrspace[].section_name to get
587 (avr_asm_select_section): Ditto. And use get_unnamed_section to
588 retrieve the progmem section.
589 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
590 boundary to run over avr_addrspace[].
591 (avr_register_target_pragmas): Ditto.
593 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
595 Backport from 2013-01-07 trunk r194978.
598 * doc/install.texi (Cross-Compiler-Specific Options): Document
601 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
603 Backport from 2013-01-07 trunk r194968.
606 * config/avr/t-avr: Don't automatically rebuild
607 $(srcdir)/config/avr/t-multilib
608 $(srcdir)/config/avr/avr-tables.opt
609 (avr-mcus): New phony target to build them on request.
610 (s-avr-mlib): Remove.
611 * avr/avr-mcus.def: Adjust comments.
613 2013-01-07 Terry Guo <terry.guo@arm.com>
615 Backport from mainline
616 2012-12-19 Terry Guo <terry.guo@arm.com>
618 * config/arm/arm.c (thumb_find_work_register): Check argument
619 register number based on current PCS.
621 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
623 Backport from mainline
624 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
627 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
628 selected code model, define __code_mode_small__, __code_model_medium__,
629 __code_model_large__, __code_model_32__ or __code_model_kernel__.
630 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
631 xchg temporary register with %k. Declare temporary register as
633 [__x86_64__]: For medium and large code models, preserve %rbx register.
635 2013-01-03 Richard Henderson <rth@redhat.com>
637 * config/i386/i386.c (ix86_expand_move): Always assign to op1
638 after eliminating TLS symbols.
640 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
643 * config/pa/pa.md (movsi): Revert previous change.
644 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
647 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
650 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
653 2013-01-02 Jason Merrill <jason@redhat.com>
656 * tree.c (build_array_type_1): Revert earlier change.
658 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
661 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
664 2012-12-21 Martin Jambor <mjambor@suse.cz>
666 PR tree-optimization/55355
667 * tree-sra.c (type_internals_preclude_sra_p): Also check that
668 bit_position is small enough to fit a single HOST_WIDE_INT.
670 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
672 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
674 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
676 Backport from mainline
677 2012-10-15 Matthias Klose <doko@ubuntu.com>
679 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
680 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
682 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
683 Tomash Brechko <tomash.brechko@gmail.com>
686 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
687 handling of before and after cases.
688 * config/sparc/sync.md (atomic_store): Fix pasto.
690 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
692 * optabs.c (expand_atomic_store): Elide redundant model test.
694 2012-12-13 Richard Henderson <rth@redhat.com>
697 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
699 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
702 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
703 (tldo_stb_sp64): Likewise.
704 (tldo_sth_sp32): Likewise.
705 (tldo_sth_sp64): Likewise.
706 (tldo_stw_sp32): Likewise.
707 (tldo_stw_sp64): Likewise.
708 (tldo_stx_sp64): Likewise.
710 2012-12-10 Kai Tietz <ktietz@redhat.com>
713 * print-tree.c (print_node): Cast from pointer via uintptr_t.
715 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
717 Backport from mainline
718 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
719 H.J. Lu <hongjiu.lu@intel.com>
722 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
723 before using it as insn or call equivalent.
725 2012-12-06 Jason Merrill <jason@redhat.com>
728 * tree.c (build_array_type_1): Re-layout if we found it in the
731 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
733 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
734 opaque cond in all call insns.
736 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
738 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
739 area if the function allocates dynamic stack space.
740 (ia64_initial_elimination_offset): Adjust offsets to above change.
742 2012-12-03 Richard Biener <rguenther@suse.de>
744 Backport from mainline
745 2012-09-24 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/53663
748 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
749 native encode/interpret translation on VN_WALKREWRITE.
751 2012-12-03 Kai Tietz <ktietz@redhat.com>
754 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
757 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
760 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
762 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
764 Backport from mainline:
765 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
768 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
769 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
770 (in_nullified_branch_delay): Likewise.
771 (in_call_delay): Likewise.
772 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
773 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
774 the $$sh_func_adrs call as variable. Update type of sibcalls and
776 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
777 length instead of adjustment. Handle negative and undefined call
778 adjustments for insn_default_length. Remove adjustment for millicode
779 insn with unfilled delay slot.
780 (pa_output_millicode_call): Update for revised millicode length.
781 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
783 2012-11-29 Kai Tietz <ktietz@redhat.com>
786 * prefix.c (lookup_key): Replace xmalloc/xrealloc
787 use by XNEWVEC/XRESIZEVEC.
789 * i386.c (get_scratch_register_on_entry): Handle
791 (split_stack_prologue_scratch_regno): Likewise.
792 (ix86_static_chain): Likewise.
793 (x86_output_mi_thunk): Likewise.
795 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
797 Backported from mainline
798 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
799 Markus Trippelsdorf <markus@trippelsdorf.de>
802 * lto-opts.c (lto_write_options): Also handle
803 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
804 OPT_SPECIAL_program_name.
807 * lto-wrapper.c (merge_and_complain): Handle
808 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
809 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
811 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
813 PR rtl-optimization/55489
814 * gcse.c (compute_transp): Precompute a canonical version
815 of XEXP (x, 0), and pass it to canon_true_dependence.
817 2012-11-27 Richard Biener <rguenther@suse.de>
820 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
821 stmt with a NOP instead of removing it.
823 2012-11-26 Richard Biener <rguenther@suse.de>
825 Backport from mainline
826 2012-10-19 Richard Biener <rguenther@suse.de>
828 PR tree-optimization/54976
829 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
830 Robustify against odd inner_mode inputs.
832 2012-10-12 Richard Biener <rguenther@suse.de>
834 PR tree-optimization/54894
835 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
836 Handle over-aligned scalar types properly.
838 2012-10-02 Richard Guenther <rguenther@suse.de>
841 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
844 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
846 Backport from mainline
847 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
849 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
850 explaining the register ordering preferences.
852 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
853 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
854 constraints so that the traditional floating point loads, stores,
855 and moves are done first, then the VSX loads, stores, and moves,
856 and finally the GPR loads, stores, and moves so that reload
857 chooses FPRs over GPRs, and uses the traditional load/store
858 instructions which provide an offset.
859 (movdf_hardfloat64): Likewise.
861 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
863 Backported from mainline
864 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
865 H.J. Lu <hongjiu.lu@intel.com>
868 * config/i386/i386.c (legitimize_pic_address): Properly handle
870 (ix86_print_operand_address): Set code to 'k' when forcing
871 addr32 prefix. For x32, zero-extend negative displacement if
874 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
876 * common.opt (fvar-tracking-uninit): Document.
877 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
878 * config/darwin.c (darwin_override_options): Likewise.
880 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
882 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
883 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
885 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
887 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
889 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
891 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
894 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
896 Backport from mainline
897 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
899 * config/i386/i386.c (ix86_init_machine_status): Do not
900 explicitly clear tls_descriptor_call_expanded_p again.
902 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
905 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
906 as read and written by the instruction.
908 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
910 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
911 (ix86_instantiate_decls): New function.
912 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
913 stack slot instead of SLOT_VIRTUAL.
914 <case IX86_BUILTIN_STMXCSR>: Ditto.
915 (assign_386_stack_local): Do not assert when virtual slot is valid.
916 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
917 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
918 (truncxf<mode>2): Ditto.
919 (floatunssi<mode>2): Ditto.
920 (isinf<mode>2): Ditto.
921 * config/i386/sync.md (atomic_load<mode>): Ditto.
922 (atomic_store<mode>): Ditto.
924 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
927 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
928 the argument is itself a conditional expression.
930 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
932 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
935 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
937 PR tree-optimization/54986
938 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
939 conversions on entry but add them back on exit if needed.
941 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
944 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
946 (print_reg): Use true_regnum rather than REGNO.
947 (ix86_print_operand_address): Remove SUBREG handling.
949 2012-11-05 Jakub Jelinek <jakub@redhat.com>
951 Backported from mainline
952 2012-10-24 Jakub Jelinek <jakub@redhat.com>
955 * gimple.h (is_gimple_sizepos): New inline function.
956 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
957 final assignment to expr variable.
958 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
959 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
960 into a local temporary.
962 2012-10-10 Jakub Jelinek <jakub@redhat.com>
964 PR tree-optimization/54877
965 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
966 use make_ssa_name instead of copy_ssa_name.
968 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
970 Backport from mainline
971 2012-10-31 Jakub Jelinek <jakub@redhat.com>
973 PR tree-optimization/53708
974 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
975 user-supplied alignment when used with an explicit section name.
977 2012-11-02 Jeff Law <law@redhat.com>
979 PR tree-optimization/54985
980 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
981 from thread_across_edge.
982 (thread_across_edge): Use it in all cases where we might thread
985 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
987 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
988 special register pushes before frame probing and allocation.
990 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
991 Joel Sherrill <joel.sherrill@oarcorp.com>
993 * config/sparc/t-rtems: New (Custom multilibs).
994 * config/sparc/t-rtems-64: New (Custom multilibs).
995 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
996 (sparc-*-rtems*): Add sparc/t-rtems.
998 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1000 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1002 (hash_rtx): Likewise.
1004 2012-10-29 Terry Guo <terry.guo@arm.com>
1006 Backport from mainline
1007 2012-10-11 Terry Guo <terry.guo@arm.com>
1009 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1011 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1014 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1016 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1017 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1019 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1021 * config/avr/t-rtems: Revert previous commit.
1023 2012-10-26 Terry Guo <terry.guo@arm.com>
1025 Backport from mainline
1026 2012-10-23 Terry Guo <terry.guo@arm.com>
1029 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1032 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1034 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1036 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1038 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1040 * config.gcc (microblaze*-*-rtems*): New target.
1041 * config/microblaze/rtems.h: New.
1042 * config/microblaze/t-rtems: New.
1044 2012-10-25 Richard Biener <rguenther@suse.de>
1046 PR tree-optimization/54902
1047 * tree-ssa-pre.c (fini_pre): Return TODO.
1048 (execute_pre): Adjust.
1049 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1050 blocks before computing dominators.
1052 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1054 Backport from mainline
1055 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1057 * config/i386/i386.c (memory_address_length): Assert that non-null
1058 base or index RTXes are registers. Do not check for REG RTXes.
1059 Determine addr32 prefix using SImode_address_operand or
1060 from original base and index RTXes. Simplify code.
1062 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386-protos.h (memory_address_length): Add new bool
1065 argument. Update all uses.
1066 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1067 add length of addr32 prefix based on mode of base or index register.
1068 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1069 addresses here. Update call to memory_address_length.
1070 (ix86_print_address_operand): Use SImode_address_operand predicate.
1071 * config/i386/predicates.md (SImode_address_operand): New.
1072 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1073 to calculate "mode" attribute. Use SImode_address_operand predicate
1074 instead of open-coding accepted RTX codes.
1076 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1078 Backport from 2012-10-22 trunk r192685.
1079 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1080 Note __AVR_<device>__ is not defined for cores.
1081 Don't point to --help=target.
1082 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1084 2012-10-19 Marek Polacek <polacek@redhat.com>
1086 Backported from mainline
1087 2012-10-19 Marek Polacek <polacek@redhat.com>
1090 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1091 pointer/non-pointer comparison.
1093 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1095 Backported from mainline
1096 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1099 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1100 sure the mode is correct when falling through from above cases.
1102 2012-10-19 Alan Modra <amodra@gmail.com>
1104 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1105 (HAVE_LD_LARGE_TOC): Likewise.
1106 * configure: Regenerate.
1108 2012-10-19 Alan Modra <amodra@gmail.com>
1110 * config/rs6000/predicates.md (splat_input_operand): Don't call
1111 input_operand for MEMs. Instead check for volatile and call
1112 memory_address_addr_space_p with modified mode.
1114 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1116 Backported from mainline
1117 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1119 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1121 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1123 PR rtl-optimization/54870
1124 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1125 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1126 SSA_NAME pointer that points to a partition if there is at least
1127 one variable with it set in the partition.
1128 * dse.c (local_variable_can_escape): New predicate.
1129 (can_escape): Call it.
1130 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1131 mark the SSA_NAME pointer that points to a partition.
1133 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1135 Backport from mainline
1136 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1138 PR rtl-optimization/53701
1139 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1140 rocess not only expr's vinsns but all old vinsns from expr's
1143 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1145 Backport from mainline
1146 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1149 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1151 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1152 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1153 only if producer writes to the register given by regno.
1155 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1157 Backport from mainline
1158 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1160 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1161 (UNSPEC_LOADU): New.
1162 (UNSPEC_STOREU): Ditto.
1163 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1164 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1165 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1166 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1167 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1168 (<sse2>_storedqu<avxsizesuffix>): ... this.
1169 (*sse4_2_pcmpestr_unaligned): Update.
1170 (*sse4_2_pcmpistr_unaligned): Ditto.
1172 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1173 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1174 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1175 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1176 gen_sse2_load{dqu,upd} to load from unaligned memory and
1177 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1179 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1180 Use CODE_FOR_sse_loadups.
1181 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1182 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1183 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1184 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1185 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1186 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1187 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1188 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1189 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1190 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1191 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1193 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1195 Backport from trunk (r190222):
1197 PR tree-optimization/54146
1198 * ifcvt.c: Include pointer-set.h.
1199 (cond_move_process_if_block): Change type of then_regs and
1200 else_regs from alloca'd array to pointer_sets.
1201 (check_cond_move_block): Update for this change.
1202 (cond_move_convert_if_block): Likewise.
1203 * Makefile.in: Fix dependencies for ifcvt.o.
1205 2012-10-15 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/54920
1208 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1209 allocate temporary storage for all NARY elements.
1211 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1214 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1216 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1218 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1219 default_use_cxa_atexit to yes.
1221 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1223 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1225 2012-10-05 Jan Hubicka <jh@suse.cz>
1226 Jakub Jelinek <jakub@redhat.com>
1228 PR tree-optimization/33763
1229 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1230 attribute for redefined extern inline functions.
1232 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1234 Backported from mainline
1235 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1237 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1238 in SSE and YMM state support check for -march=native.
1240 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1243 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1246 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1248 Backported from mainline
1249 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1252 * doc/invoke.texi: Document -mprefer-avx128.
1254 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1256 Backported from mainline
1257 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1260 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1261 (XSTATE_FP): Likewise.
1262 (XSTATE_SSE): Likewise.
1263 (XSTATE_YMM): Likewise.
1264 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1265 SSE and YMM states aren't supported.
1267 2012-10-01 Tom de Vries <tom@codesourcery.com>
1269 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1272 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1275 * config/s390/s390.c (s390_option_override): Add missing break.
1277 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1279 Backport from mainline
1280 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1282 * config.gcc: Replace 'host' with 'target' when configuring for
1283 powerpc64*-*-freebsd.
1285 2012-09-28 Meador Inge <meadori@codesourcery.com>
1287 Backport from mainline
1288 2012-09-27 Meador Inge <meadori@codesourcery.com>
1290 * gcc-ar.c (main): Handle the returning of the sub-process error
1293 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1295 Backport from 2012-09-28 trunk r191821.
1296 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1298 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1301 * simplify-rtx.c (simplify_binary_operation_1): Perform
1302 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1304 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1306 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1307 TYPE_NONALIASED_COMPONENT flag.
1308 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1309 TYPE_NONALIASED_COMPONENT flag.
1311 2012-09-21 Richard Guenther <rguenther@suse.de>
1314 Backport from mainline
1315 2012-04-19 Richard Guenther <rguenther@suse.de>
1317 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1320 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1323 * c-typeck.c (c_cast_expr): When casting to a type requiring
1324 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1327 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1330 * c-typeck.c (build_unary_op): Pass original argument of
1331 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1332 any C_MAYBE_CONST_EXPR, if it has integer operands.
1333 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1334 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1335 to c_objc_common_truthvalue_conversion, then remove any
1336 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1337 c_objc_common_truthvalue_conversion not
1338 c_common_truthvalue_conversion.
1339 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1340 call note_integer_operands for arguments with integer operands
1341 that are not integer constants.
1343 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1345 Backported from mainline
1346 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1348 PR tree-optimization/54563
1349 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1350 gimple_purge_dead_eh_edges if last call has been changed.
1352 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1355 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1356 instead of (match_dup 0) as second argument to vec_merge.
1357 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1358 Remove third alternative.
1359 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1360 operand 2 instead of operand 1, but put it as first argument
1362 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1363 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1366 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1368 * BASE-VER: Set to 4.7.3.
1369 * DEV-PHASE: Set to prerelease.
1371 2012-09-20 Release Manager
1373 * GCC 4.7.2 released.
1375 2012-09-15 Andi Kleen <ak@linux.intel.com>
1377 Backport from mainline
1378 2012-09-07 Andi Kleen <ak@linux.intel.com>
1380 * gcc/lto-streamer.h (res_pair): Add.
1381 (lto_file_decl_data): Replace resolutions with respairs.
1383 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1384 Initialize respairs.
1385 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1387 2012-09-14 Walter Lee <walt@tilera.com>
1389 Backport from mainline.
1390 2012-09-14 Walter Lee <walt@tilera.com>
1392 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1393 option for TILEPro and TILE-Gx.
1395 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.h (x86_prefetchw): New global variable.
1398 (TARGET_PREFETCHW): New macro.
1399 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1400 (processor_alias_table): Add PTA_PREFETCHW to
1401 bdver1, bdver2 and btver1.
1402 (ix86_option_override_internal): Set x86_prefetchw for
1403 PTA_PREFETCHW targets.
1404 * config/i386/i386.md (prefetch): Expand to prefetchw
1405 for TARGET_PREFETCHW.
1406 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1408 Backport from mainline
1409 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1411 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1412 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1414 (*prefetch_sse): ... this.
1415 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1417 (*prefetch_3dnow): ... this.
1419 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1422 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1423 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1425 2012-09-12 Teresa Johnson <tejohnson@google.com>
1427 Backport from mainline.
1428 2012-09-12 Teresa Johnson <tejohnson@google.com>
1430 PR gcov-profile/54487
1431 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1432 test using F_SETLKW with fcntl.
1433 * configure, config.in: Regenerate.
1435 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1437 Backport from mainline
1438 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1440 * config/i386/i386.md : Comments on fma4 instruction selection
1441 reflect requirement on register pressure based cost model.
1443 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1444 flag is set-reset as informed by the cpuid flag.
1446 * config/i386/i386.c (processor_alias_table): fma4
1447 flag is enabled for bdver2.
1449 2012-09-12 Christian Bruel <christian.bruel@st.com>
1451 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1453 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1455 * config.gcc: Obsolete picochip-*.
1457 2012-09-11 Richard Guenther <rguenther@suse.de>
1460 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1461 on flag_toplevel_reorder.
1463 2012-09-10 Richard Henderson <rth@redhat.com>
1465 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1468 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1470 Backport from 2012-09-10 mainline r191132.
1473 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1475 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1478 * tree-sra.c (disqualify_base_of_expr): Check for possible
1479 NULL_TREE returned by get_base_address()
1481 2012-09-07 Richard Guenther <rguenther@suse.de>
1483 Backport from mainline
1484 2012-06-26 Jan Hubicka <jh@suse.cz>
1487 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1490 2012-09-07 Richard Guenther <rguenther@suse.de>
1492 Backport from mainline
1493 2012-07-13 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/53922
1496 * tree-vrp.c (value_inside_range): Change prototype to take
1497 min/max instead of value-range.
1498 (range_includes_zero_p): Likewise. Return the result from
1500 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1501 return value from range_includes_zero_p.
1502 (extract_range_from_unary_expr_1): Likewise.
1503 (compare_range_with_value): Likewise.
1504 (vrp_meet_1): Likewise.
1506 2012-09-07 Richard Guenther <rguenther@suse.de>
1509 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1510 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1511 arguments separately.
1513 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1515 Backported from mainline
1516 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1518 PR rtl-optimization/54455
1519 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1520 bb ends up with asm goto referencing bb's label.
1522 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1524 Backport from mainline.
1525 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1526 Richard Earnshaw <richard.earnshaw@arm.com>
1529 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1530 element size. Use elem_type from the formal parameter. New parameter
1532 (neon_expand_args): Adjust call to neon_dereference_pointer.
1534 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1537 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1539 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1541 Backport from mainline
1542 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.md (isa): Add fma and fma4.
1545 (enabled): Handle fma and fma4.
1546 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1547 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1548 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1549 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1550 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1551 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1553 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1556 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1557 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1559 2012-09-06 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/54498
1562 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1563 abort when reaching an already visited region.
1564 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1565 (get_continuation_for_phi_1): Likewise.
1566 (walk_non_aliased_vuses): When we translated the reference,
1567 abort when we re-visit a region.
1568 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1570 2012-09-06 Andrew Pinski <apinski@cavium.com>
1573 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1575 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1578 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1579 build_int_cst with size_type_node instead of size_int.
1581 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1583 Backport from 2012-09-05 mainline r190697.
1586 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1587 configured --with-avrlibc.
1588 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1590 * config/avr/avrlibc.h: New file.
1591 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1592 configured --with-avrlibc.
1593 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1595 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1597 Backport from 2012-09-04 mainline r190919
1600 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1601 of size less than 4 bytes by using macro ARM_NUM_INTS.
1602 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1604 2012-09-04 Richard Henderson <rth@redhat.com>
1606 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1608 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1610 Backport from 2012-09-04 mainline r190920
1613 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1615 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1617 Backport from 2012-09-04 mainline r190914
1620 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1622 (avr_allocate_stack_slots_for_args): ...this new static function.
1624 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1626 Backported from mainline
1627 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1630 * doc/invoke.texi: Add -da and remove -dm.
1632 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1634 Backported from mainline
1635 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1638 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1639 operands[1] is CONST_INT_P, convert it to QImode before printing.
1641 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1644 * c-convert.c (convert): Don't call fold_convert_loc if
1645 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1646 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1647 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1649 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1652 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1653 if init is a CONSTRUCTOR.
1655 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1657 PR rtl-optimization/54369
1658 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1659 calling dbr_schedule.
1660 * config/sparc/sparc.c (sparc_reorg): Likewise.
1662 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1664 Backport from mainline
1665 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1667 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1668 case for Atom processor.
1670 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1672 Backport from mainline
1673 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1677 true for TARGET_64BIT or !flag_pic.
1678 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1679 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1680 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1681 Add insn constraint. Conditionally emit xchg asm insns.
1682 (atomic_compare_and_swap<mode>): Update calls. Check only
1683 cmpxchg8b_pic_memory_operand in memory address fixup.
1685 (CASHMODE): Rename from DCASHMODE.
1686 (doublemodesuffix): Update modes.
1687 (regprefix): New mode attribute.
1689 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1690 <UNSPECV_CMPXCHG>: New constant.
1691 (atomic_compare_and_swap<mode>_1): Rename from
1692 atomic_compare_and_swap_single<mode>. Update calls and
1693 unspec_volatile constants.
1694 (atomic_compare_and_swap<mode>_doubleword): Rename from
1695 atomic_compare_and_swap_double<mode>. Update calls and
1696 unspec_volatile constants.
1698 2012-08-28 Walter Lee <walt@tilera.com>
1700 Backport from mainline
1701 2012-08-28 Walter Lee <walt@tilera.com>
1703 * confg/tilegx/tilegx.md: Fix code style.
1704 (*zero_extendsidi_truncdisi): Fix typo.
1705 * config/tilegx/tilegx.c: Fix code style.
1706 (tilegx_function_profiler): Fix typo.
1708 2012-08-27 Walter Lee <walt@tilera.com>
1710 Backport from mainline
1711 2012-08-27 Walter Lee <walt@tilera.com>
1713 * doc/md.texi (TILE-Gx): Fix typo.
1715 2012-08-27 Walter Lee <walt@tilera.com>
1717 Backport from mainline
1718 2012-08-27 Walter Lee <walt@tilera.com>
1720 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1721 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1723 2012-08-27 Walter Lee <walt@tilera.com>
1725 Backport from mainline
1726 2012-08-27 Walter Lee <walt@tilera.com>
1728 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1729 (insn_bfins): Delete.
1731 2012-08-27 Walter Lee <walt@tilera.com>
1733 Backport from mainline
1734 2012-08-27 Walter Lee <walt@tilera.com>
1736 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1737 atomic_exchange_bare<mode>,
1738 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1739 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1740 * config/tilegx/tilegx.md (type): Add X1_remove.
1741 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1742 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1743 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1746 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1748 PR rtl-optimization/54088
1749 * jump.c (delete_related_insns): Robustify latest change.
1751 2012-08-21 Richard Guenther <rguenther@suse.de>
1753 Backport from mainline
1754 2012-08-16 Richard Guenther <rguenther@suse.de>
1757 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1759 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1760 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1761 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1762 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1763 (tree_ssa_lim_finalize): Free all mem_refs.
1764 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1765 scc when bailing out.
1766 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1767 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1768 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1769 FOR_EACH_LOOP_BREAK.
1771 2012-08-17 Richard Guenther <rguenther@suse.de>
1773 * tree-sra.c (modify_function): Free redirect_callers vector.
1774 * ipa-split.c (split_function): Free args_to_pass vector.
1775 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1777 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1778 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1779 (vect_analyze_slp_instance): Free everything.
1780 (destroy_bb_vec_info): Free the SLP instances.
1782 2012-08-17 Richard Guenther <rguenther@suse.de>
1784 * params.def (integer-share-limit): Decrease from 256 to 251,
1787 2012-08-21 Richard Guenther <rguenther@suse.de>
1789 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1790 the affine expansion cache.
1792 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1794 Backported from trunk
1795 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1798 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1800 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1802 Backport from mainline.
1803 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1806 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1807 mark as predicable. Adjust asm template.
1808 (vec_setv2di_internal): Likewise.
1809 (vec_extract<mode> VD, VQ): Likewise.
1810 (vec_extractv2di): Likewise.
1811 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1812 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1813 (neon_vdup_n<mode> VX, V32): Likewise.
1814 (neon_vdup_nv2di): Likewise.
1816 2012-08-17 Walter Lee <walt@tilera.com>
1818 Backport from mainline
1819 2012-08-17 Walter Lee <walt@tilera.com>
1821 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1822 (FEEDBACK_ENTER): Define.
1823 (FEEDBACK_REENTER): Define.
1824 (FEEDBACK_ENTRY): Define.
1825 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1826 (FEEDBACK_ENTER): Define.
1827 (FEEDBACK_REENTER): Define.
1828 (FEEDBACK_ENTRY): Define.
1830 2012-08-16 Walter Lee <walt@tilera.com>
1832 Backport from mainline
1833 2012-08-16 Walter Lee <walt@tilera.com>
1835 * config.gcc (tilegx-*-linux*): Add feedback.h.
1836 (tilepro-*-linux*): Likewise.
1837 * config/tilegx/feedback.h: New file.
1838 * config/tilepro/feedback.h: New file.
1840 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1842 Backport from mainline r189840 and r187586:
1843 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1845 * config/i386/i386.md (stack_protect_set): Disable the pattern
1846 for Android since Android libc (bionic) does not provide random
1847 value for stack protection guard at gs:0x14. Guard value
1848 will be provided from external symbol (default implementation).
1849 (stack_protect_set_<mode>): Likewise.
1850 (stack_protect_test): Likewise.
1851 (stack_protect_test_<mode>): Likewise.
1852 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1853 not have Bionic by default
1854 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1855 Macro OPTION_BIONIC is defined in this file and provides Bionic
1856 accessibility status
1858 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1860 * configure.ac: Stack protector enabling for Android targets.
1861 * configure: Regenerate.
1863 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1865 Backported from trunk
1866 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1868 PR rtl-optimization/53942
1869 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1870 directly from likely spilled non-fixed hard registers, move them
1873 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1875 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1876 (xop_phaddubq): Ditto.
1878 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1880 Backport from mainline
1881 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1882 Richard Earnshaw <rearnsha@arm.com>
1884 * target.def (vector_alignment): New target hook.
1885 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1886 * doc/tm.texi: Regenerate.
1887 * targhooks.c (default_vector_alignment): New function.
1888 * targhooks.h (default_vector_alignment): Add prototype.
1889 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1890 * config/arm/arm.c (arm_vector_alignment): New function.
1891 (TARGET_VECTOR_ALIGNMENT): Define.
1893 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1894 vector type alignment instead of size.
1895 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1896 element type size directly instead of computing it from alignment.
1897 Fix variable naming and comment.
1899 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1901 Backport from mainline
1902 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1904 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1905 (alpha_pad_function_end): ... this. Also insert NOP between
1906 sibling call and GP load.
1907 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1909 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1911 Backport from mainline
1912 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1913 H.J. Lu <hongjiu.lu@intel.com>
1915 PR rtl-optimization/54157
1916 * combine.c (gen_lowpart_for_combine): Don't return identity
1917 for CONST or symbolic reference.
1919 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1921 Backport from mainline
1922 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1925 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1926 split_cost argument signed.
1927 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1928 (ix86_avoid_lea_for_addr): Ditto.
1930 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1932 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1933 the address has less than two components.
1935 2012-08-02 Steve Ellcey <sellcey@mips.com>
1937 Backport from mainline
1938 2012-07-19 Steve Ellcey <sellcey@mips.com>
1940 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1943 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1945 Backport from mainline
1946 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1949 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1950 negative constant address for TARGET_X32 ...
1951 (ix86_decompose_address): ... here. Reject constant addresses
1952 that don't satisfy x86_64_immediate_operand predicate.
1954 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1957 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1958 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1959 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1960 addresses. Prevent zero extensions of CONST_INT operands.
1962 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.md (*lea): New insn pattern.
1967 (*lea<mode>_2): Ditto.
1968 (*lea_{3,4,5,6}_zext): Ditto.
1969 * config/i386/predicates.md (lea_address_operand): Do not reject
1970 zero-extended address operands.
1971 * config/i386/constraints.md (j): Remove address constraint.
1972 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1974 (ix86_print_operand_address): Handle SImode subreg of an address.
1975 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1977 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1979 Backport from mainline
1980 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1983 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1984 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1986 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1987 (*movdi_internal_rex64): Use %E operand modifier for lea.
1988 (*movsi_internal): Ditto.
1990 (*lea<mode>_2): Ditto.
1991 (*lea_{3,4,5,6}_zext): Ditto.
1992 (*tls_global_dynamic_32_gnu): Ditto.
1993 (*tls_global_dynamic_64): Ditto.
1994 (*tls_dynamic_gnu2_lea_32): Ditto.
1995 (*tls_dynamic_gnu2_lea_64): Ditto.
1996 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1998 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2000 Backport from mainline
2001 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2003 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2005 (ix86_print_operand_address): Assert that parts.base and parts.index
2006 are non-NULL after call to simplify_subreg.
2008 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2011 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2013 * config/sh/sh.c (sh_option_override): Do not change
2014 flag_finite_math_only. Set TARGET_IEEE to complement of
2015 flag_finite_math_only.
2016 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2017 description of mieee and mno-ieee behavior.
2019 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2022 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2023 (_lzcnt_u64): Ditto.
2025 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2027 Backport from mainline
2028 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2030 PR rtl-optimization/52250
2031 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2032 to put note list into. Unconditionally call move_bb_info.
2033 (move_bb_info): Do not assert the blocks being in the same region,
2034 just drop the note list if they are not.
2036 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2038 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2040 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2042 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2043 defining statement is a SSA name that occurs in abnormal PHIs.
2045 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2047 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2050 2012-07-19 Richard Guenther <rguenther@suse.de>
2051 Eric Botcazou <ebotcazou@adacore.com>
2053 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2054 about transition from invariant to known bits.
2055 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2057 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2060 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2061 (cleanup_tree_cfg_bb): Don't call it.
2062 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2065 2012-07-19 Christian Bruel <christian.bruel@st.com>
2068 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2070 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2072 * config.gcc (v850-*-rtems*): New target.
2073 * config/v850/rtems.h: New.
2074 * config/v850/t-rtems: New.
2076 2012-07-18 Nick Clifton <nickc@redhat.com>
2078 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2080 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2084 Backport from mainline
2085 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2088 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2089 instead expand it as zero extension.
2091 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2093 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2094 QImode and HImode splitters. Use ix86_comparison_operator.
2095 Explicitly match FLAGS_REG.
2096 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2098 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2099 Steven Bosscher <steven@gcc.gnu.org>
2100 Bernd Schmidt <bernds@codesourcery.com>
2102 PR rtl-optimization/53908
2103 * df-problems.c (can_move_insns_across): When doing
2104 memory-reference book-keeping, handle call insns.
2106 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2108 Backport from mainline
2109 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2113 sibcall_insn_operand. Move it to a temporary register if not.
2115 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2119 emit PIC sequence for fnaddr symbol reference in advance.
2121 2012-07-09 Jason Merrill <jason@redhat.com>
2124 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2125 (type_hash_eq): Likewise.
2128 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2130 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2132 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2133 due to negative shift amount.
2135 2012-07-06 Kai Tietz <ktietz@redhat.com>
2137 Backport from mainline.
2139 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2140 as "/mingw/include".
2142 2012-07-06 Nick Clifton <nickc@redhat.com>
2144 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2145 default_encode_section_info.
2147 2012-07-06 Richard Guenther <rguenther@suse.de>
2149 Backport from mainline
2150 2012-03-30 Richard Guenther <rguenther@suse.de>
2153 * double-int.c (rshift_double): Remove not needed cast.
2155 2012-03-28 Richard Guenther <rguenther@suse.de>
2158 * double-int.h (rshift_double): Remove.
2159 * double-int.c (lshift_double): Use absu_hwi to make count
2161 (rshift_double): Make static, take unsigned count argument,
2162 remove handling of negative count argument.
2163 (double_int_rshift): Dispatch to lshift_double.
2165 2012-07-06 Richard Guenther <rguenther@suse.de>
2167 Backport from mainline
2168 2012-06-18 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/53693
2171 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2172 Reject operands with more than one use.
2174 2012-07-06 Richard Guenther <rguenther@suse.de>
2176 Backport from mainline
2177 2012-04-11 Richard Guenther <rguenther@suse.de>
2180 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2181 consider loop nesting.
2182 (evolution_function_is_univariate_p): Properly check the remainder
2185 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2187 Backport from mainline
2188 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2190 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2191 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2192 (adjacent_mem_locations): Move some code to and call...
2193 (get_memref_parts): ...new function.
2194 (mem_locations_overlap): New function.
2195 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2196 (is_mem_ref): Rename to...
2197 (find_mem_ref): ...this. Return MEM rtx.
2198 (get_store_dest): Remove function.
2199 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2200 new parameter and adjust calls.
2201 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2202 mem refs overlap for true_store_to_load_dep_costly.
2203 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2204 passed to adjacent_mem_locations.
2205 (is_costly_group): Walk resolved dependency list.
2206 (force_new_group): Emit group ending nop for Power6/Power7.
2207 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2208 (group_ending_nop): New define_insn.
2210 2012-07-04 Richard Guenther <rguenther@suse.de>
2213 * gimple-fold.c (get_base_constructor): Do not return an
2214 error_mark_node DECL_INITIAL.
2216 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2218 Backport from mainline
2219 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2221 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2222 code model string in the error message.
2224 2012-07-04 Tristan Gingold <gingold@adacore.com>
2226 Backport from mainline.
2227 2012-06-25 Tristan Gingold <gingold@adacore.com>
2229 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2230 (seh_cfa_adjust_cfa): ... that function.
2231 (seh_emit_stackalloc): Do not emit out of range values.
2232 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2233 UNSPEC_DEF_CFA constants.
2234 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2235 * config/i386/i386.c (ix86_frame_pointer_required): Required
2236 for very large frames on SEH target.
2237 (ix86_compute_frame_layout): Save area is before frame pointer
2238 on SEH target. Handle very large frames.
2239 (ix86_expand_prologue): Likewise.
2241 2012-07-04 Richard Guenther <rguenther@suse.de>
2243 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2244 as in free_lang_data_in_type.
2246 2012-07-02 Martin Jambor <mjambor@suse.cz>
2248 Backport from mainline.
2249 2012-07-02 Martin Jambor <mjambor@suse.cz>
2252 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2253 dynamic type change check.
2255 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2257 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2258 last statement of the finally block onto the switch.
2260 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2262 * configure: Regenerate.
2264 Backport from mainline.
2265 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2267 * config.gcc (target_type_format_char): New. Document it. Set it for
2269 * configure.ac (gnu_unique_option): Use target_type_format_char
2270 in test. Comment rationale.
2272 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2274 Backport from mainline.
2275 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2277 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2279 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2281 Backport from 2012-06-28 mainline r189049
2284 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2285 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2286 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2287 avr_hard_regno_call_part_clobbered.
2289 2012-06-28 Richard Guenther <rguenther@suse.de>
2292 * expr.c (expand_expr_real_1): Verify if the type is complete
2293 before inspecting its size.
2295 2012-06-27 Nick Clifton <nickc@redhat.com>
2297 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2300 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2303 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2305 2012-06-26 Nick Clifton <nickc@redhat.com>
2307 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2309 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2312 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2313 of x x x in the vmovlps load alternative.
2315 2012-06-22 Richard Guenther <rguenther@suse.de>
2317 * gcov-iov.c: Include bconfig.h and system.h.
2319 2012-06-22 Richard Guenther <rguenther@suse.de>
2321 PR gcov-profile/53744
2322 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2324 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2326 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2327 DECL_IGNORED_P non-reg vars even if they are used.
2329 2012-06-19 Jason Merrill <jason@redhat.com>
2332 * dwarf2out.c (modified_type_die): Use scope_die_for.
2333 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2334 (uses_local_type_r, uses_local_type): New.
2335 (scope_die_for): Keep a type that uses a local type in local scope.
2336 Use get_context_die for namespace and type scope.
2338 2012-06-19 Richard Guenther <rguenther@suse.de>
2341 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2342 replace it with the first non-BLOCK context.
2344 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2346 PR rtl-optimization/53700
2348 Backport from mainline
2349 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2351 * ira-color.c (setup_left_conflict_sizes_p): Process all
2352 conflicting objects.
2354 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2356 Backport from mainline
2357 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2360 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2361 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2362 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2363 instead of xop_mulv2div2di3_low.
2364 (xop_p<macs>dql): Fix vec_select selector.
2365 (xop_p<macs>dqh): Ditto.
2366 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2367 (xop_mulv2div2di3_high): Ditto.
2369 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2371 Backport from mainline:
2372 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2376 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2378 Backport from mainline:
2379 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2381 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2382 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2383 MAX_PCREL17F_OFFSET instead of fixed offset.
2384 (pa_attr_length_call): Likewise.
2385 (pa_attr_length_indirect_call): Likewise.
2387 2012-06-15 Walter Lee <walt@tilera.com>
2389 Backport from mainline:
2390 2012-06-15 Walter Lee <walt@tilera.com>
2392 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2394 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2396 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2398 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2400 Backport from mainline:
2402 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2403 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2404 * gimple.h (block_in_transaction): Check for flag_tm.
2406 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2408 PR tree-optimization/52558
2410 Backport from mainline:
2411 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2412 * gimple.h (gimple_set_in_transaction): Remove.
2413 (gimple_in_transaction): Look in BB instead.
2414 (gimple_statement_base): Remove in_transaction field.
2415 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2416 * trans-mem.c (compute_transaction_bits): Place transaction bit
2417 information into basic blocks.
2419 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2421 PR tree-optimization/52558
2422 * cfg.c (alloc_aux_for_edge): Fix comment.
2423 (alloc_aux_for_edge): Remove static.
2424 * basic-block.h (alloc_aux_for_edge): Protoize.
2425 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2426 (execute_sm_if_changed_flag): New.
2427 (execute_sm_if_changed_flag_set): New.
2428 (execute_sm): Do not generate data races unless requested.
2429 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2430 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2431 * gimple.h (block_in_transaction): New.
2432 (gimple_in_transaction): Use block_in_transaction.
2434 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2436 Backported from mainline
2437 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2439 PR rtl-optimization/53589
2440 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2441 discovery even when e->dest != target. If any LABEL_REF points
2442 to e->dest label, redirect it to target's label.
2444 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2447 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2448 returns false, replace stmt with GIMPLE_NOP.
2449 (check_omp_nesting_restrictions): Instead of issuing warnings,
2450 issue errors and return false if any errors were reported.
2452 2012-06-14 Richard Guenther <rguenther@suse.de>
2454 * BASE-VER: Set to 4.7.2.
2455 * DEV-PHASE: Set to prerelease.
2457 2012-06-12 Christian Bruel <christian.bruel@st.com>
2460 * config/sh/sh.c (sh_option_override): Don't force
2461 flag_omit_frame_pointer and maccumulate_outgoing_args.
2462 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2464 2012-06-14 Release Manager
2466 * GCC 4.7.1 released.
2468 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2470 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2472 2012-06-13 Richard Henderson <rth@redhat.com>
2474 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2475 iterator instead of INT.
2477 2012-06-08 Richard Henderson <rth@redhat.com>
2480 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2481 note to a clobber insn when no other insn is available.
2483 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2486 * doc/invoke.texi (Wenum-compare): Update documentation.
2488 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2491 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2493 (altivec_stvlxl): Ditto.
2494 (altivec_stvrx): Ditto.
2495 (altivec_stvrxl): Ditto.
2497 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2500 * trans-mem.c (expand_block_edges): Do not skip the first
2501 statement when resetting the BB.
2503 2012-06-04 Richard Guenther <rguenther@suse.de>
2506 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2507 create new assembler names.
2509 2012-06-04 Richard Guenther <rguenther@suse.de>
2511 Backport from mainline
2512 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2515 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2516 larger than maxbits. Don't compute maxbits modulo align.
2517 Also check that unit bytes long store at bitpos / unit * unit
2518 doesn't affect bits beyond bitregion_end.
2519 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2520 would not fit into bitregion_start ... bitregion_end + 1 bit
2522 (store_split_bit_field): Decrease unit close to end of bitregion_end
2523 if access is restricted in order to avoid mutual recursion.
2525 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2527 Backport from 2012-06-04 mainline r188172
2530 * config/avr/avr-stdint.h: New file.
2531 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2534 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2536 PR tree-optimization/53550
2537 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2538 is POINTER_TYPE_P, use sizetype as step type instead of type.
2540 2012-06-04 Richard Guenther <rguenther@suse.de>
2541 Eric Botcazou <ebotcazou@adacore.com>
2543 Backport from mainline
2544 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2546 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2547 Change type of BITOFFSET to signed. Make sure the lower bound of
2548 the computed range is non-negative by adjusting OFFSET and BITPOS.
2549 (expand_assignment): Adjust call to get_bit_range.
2551 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2553 * expr.c (get_bit_range): Return the null range if the enclosing record
2554 is part of a larger bit field.
2556 2012-03-20 Richard Guenther <rguenther@suse.de>
2558 * stor-layout.c (finish_bitfield_representative): Fallback
2559 to conservative maximum size if the padding up to the next
2560 field cannot be computed as a constant.
2561 (finish_bitfield_layout): If we cannot compute the distance
2562 between the start of the bitfield representative and the
2563 bitfield member start a new representative.
2564 * expr.c (get_bit_range): The distance between the start of
2565 the bitfield representative and the bitfield member is zero
2566 if the field offsets are not constants.
2568 2012-03-16 Richard Guenther <rguenther@suse.de>
2570 * stor-layout.c (finish_bitfield_representative): Fall back
2571 to the conservative maximum size if we cannot compute the
2572 size of the tail padding.
2574 2012-03-14 Richard Guenther <rguenther@suse.de>
2576 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2577 * stor-layout.c (start_bitfield_representative): New function.
2578 (finish_bitfield_representative): Likewise.
2579 (finish_bitfield_layout): Likewise.
2580 (finish_record_layout): Call finish_bitfield_layout.
2581 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2582 for QUAL_UNION_TYPE fields.
2583 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2584 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2585 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2590 * expr.c (get_bit_range): Unconditionally extract bitrange
2591 from DECL_BIT_FIELD_REPRESENTATIVE.
2592 (expand_assignment): Adjust call to get_bit_range.
2594 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2597 * fold-const.c (fold_binary_loc): Refine previous change.
2599 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2601 Backport from mainline
2602 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2605 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2606 avoid going above orig insn. Update comments.
2608 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2610 Backport from mainline
2611 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2614 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2615 prologue for unwinder and profiler.
2617 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2619 Backport from mainline
2620 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2622 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2624 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2626 Backport from mainline
2627 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2629 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2630 DBX_REGISTER_NUMBER.
2632 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2634 Backport from mainline
2635 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2637 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2638 operand is CONST_INT. Take COSTS_N_INSNS into account.
2639 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2642 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2644 * config/avr/avr.opt (-msp8): Document it.
2645 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2647 2012-05-31 Richard Guenther <rguenther@suse.de>
2650 * expr.c (expand_assignment): Do not use movmisalign on
2653 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2656 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2657 (pa_section_type_flags): New.
2658 (pa_legitimate_constant_p): Revert previous change.
2660 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2662 Backport from mainline
2663 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2666 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2667 accessed indirectly.
2668 (ipa_tm_create_version): Same.
2670 2012-05-30 Jason Merrill <jason@redhat.com>
2673 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2674 about array compound literals.
2676 2012-05-30 Richard Guenther <rguenther@suse.de>
2679 * fold-const.c (fold_binary_loc): Make sure to call
2680 fold_plusminus_mult_expr with the original sign of operands.
2682 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2684 * explow.c (probe_stack_range): Restore simple control flow and stop
2685 again when the probe cannot be generated if HAVE_check_stack.
2687 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2689 PR rtl-optimization/53519
2690 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2691 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2693 2012-05-29 Richard Guenther <rguenther@suse.de>
2695 PR tree-optimization/53516
2696 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2698 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2700 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2702 Backport from mainline
2703 2012-05-28 Richard Guenther <rguenther@suse.de>
2705 PR tree-optimization/53438
2706 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2708 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2710 Backport from mainline
2711 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2713 PR rtl-optimization/52528
2714 * combine.c (can_combine_p): Add setting of subst_low_luid
2715 before call to expand_field_assignment().
2717 2012-05-26 Martin Jambor <mjambor@suse.cz>
2719 Backport from mainline
2720 2012-05-23 Martin Jambor <mjambor@suse.cz>
2722 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2724 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2727 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2728 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2730 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2733 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2734 (ix86_expand_vec_perm): Use int mode instead of float.
2736 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2739 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2740 gnu_ld variables to yes.
2741 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2742 (HAVE_GNU_AS): Likewise.
2743 * config.in: Regenerate.
2744 * configure: Likewise.
2746 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2748 Backport from mainline
2749 2012-03-12 Richard Guenther <rguenther@suse.de>
2750 * config/arm/arm.c (neon_dereference_pointer): Do not call
2751 covert during RTL expansion.
2753 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2755 Backport from mainline
2756 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2759 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2760 relied on signed overflow behavior.
2762 2012-05-24 Richard Guenther <rguenther@suse.de>
2765 * tree-profile.c (tree_profiling): Cleanup the CFG if
2766 execute_fixup_cfg requests it.
2768 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2770 PR tree-optimization/53465
2771 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2772 vr0 into *vr, then vrp_meet that.
2773 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2774 have any equivalences.
2775 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2778 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2780 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2782 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2783 (iterative_hash_gimple_type): Adjust comment.
2784 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2785 domain for an array type instead of the domain type itself.
2787 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2789 Backport from 2012-05-23 mainline r187803
2792 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2793 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2796 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2798 Backport from 2012-05-03 mainline r187075
2800 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2801 has_fma4 for AMD processors with both fma3 and fma4 support.
2803 2012-05-22 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/53408
2806 * tree-vect-loop.c (vectorizable_induction): Properly check
2807 the restriction that we cannot handle induction results from
2808 the inner loop outside of the outer loop.
2810 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2812 PR tree-optimization/53436
2813 * omp-low.c (omp_build_component_ref): New function.
2814 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2816 PR tree-optimization/53366
2817 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2818 tests if complex_numbers == 2, but there are non-complex number loads
2821 PR tree-optimization/53409
2822 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2823 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2825 PR tree-optimization/53410
2826 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2827 instead of build_int_cst (type, 0) where vector types might be
2830 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2833 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2834 from folded operands before wrapping another around the
2835 conditional expression.
2837 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2838 Patrick Marlier <patrick.marlier@gmail.com>
2840 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2843 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2845 Backport from mainline
2846 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2849 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2850 (UNSPECV_RDRAND): This.
2851 (rdrand<mode>_1): Updated.
2853 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2855 Backport from mainline
2856 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2858 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2859 RDRND, F16C and FSGSBASE.
2861 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2863 Backport from mainline
2864 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2866 * tree-ssa-pre.c (can_value_number_call): Delete.
2867 (compute_avail): Skip all statements with side effects.
2868 <GIMPLE_CALL>: Skip calls to internal functions.
2870 2012-05-18 David S. Miller <davem@davemloft.net>
2872 Backport r185385 from mainline
2873 2012-03-14 Richard Guenther <rguenther@suse.de>
2876 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2877 element type instead of mode, use build_vector_type_for_mode
2878 instead of the langhook, build a vector of proper signedness.
2879 (expand_vector_operations_1): Adjust.
2881 2012-05-18 Olivier Hainque <hainque@adacore.com>
2883 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2884 $(libsubdir) as libexecsubdir.
2886 2012-05-16 Andrew Pinski <apinski@cavium.com>
2888 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2891 2012-05-16 David S. Miller <davem@davemloft.net>
2893 * jump.c (delete_related_insns): If we remove a CALL, make sure
2894 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2896 2012-05-16 Richard Henderson <rth@redhat.com>
2899 * combine-stack-adj.c (prev_active_insn_bb): New.
2900 (next_active_insn_bb): New.
2901 (force_move_args_size_note): New.
2902 (combine_stack_adjustments_for_block): Use it.
2904 2012-05-16 Olivier Hainque <hainque@adacore.com>
2906 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2907 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2908 Add comments and improve stamp preservation across the whole sequence.
2909 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2911 2012-05-16 Richard Guenther <rguenther@suse.de>
2913 PR tree-optimization/53364
2914 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2915 detect a view-conversion of the decl.
2917 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2920 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2921 that operands[2] is either immediate, or q_regs_operand.
2923 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2925 Backport r187139 from mainline.
2926 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2928 PR rtl-optimization/52804
2929 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2930 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2931 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2932 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2933 RELOAD_FOR_OUTADDR_ADDRESS.
2935 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2939 generate target register for "load" class builtins.
2942 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2946 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2947 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2948 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2949 (<sse>_movu<ssemodesuffix>): New expander.
2950 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2951 (avx_movdqu<avxmodesuffix>): New expander.
2952 (*sse2_movdqu): Rename from sse2_movdqu.
2953 (sse2_movdqu): New expander.
2955 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2957 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2958 lineno 1 the same as lineno 0 before first start file directive.
2959 (optimize_macinfo_range): Likewise.
2961 * dwarf2out.c (have_macinfo): Define.
2962 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2963 attribute, don't force empty compilation unit and don't emit any
2964 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2966 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2968 Backport from mainline
2969 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2971 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2972 ORDERED and UNORDERED conditions.
2974 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2976 * function.c (requires_stack_frame_p): If the function can throw
2977 non-call exceptions, return true if the insn can throw internally.
2979 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2981 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2982 DECL_ORIGINAL_TYPE if it is present.
2984 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2986 Backport from 2012-05-12 mainline r187342.
2989 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2990 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2991 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2992 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2993 (expand_prologue): Move initialization of cfun->machine->is_naked,
2994 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2995 (avr_set_current_function): ...this new static function.
2996 (TARGET_SET_CURRENT_FUNCTION): New define.
2997 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2998 checking attributes of current_function_decl.
2999 (avr_regs_to_save): Ditto.
3000 (signal_function_p): Rename to avr_signal_function_p.
3001 (interrupt_function_p): Rename to avr_interrupt_function_p.
3003 * doc/extend.texi (Function Attributes): Better explanation of
3004 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3007 2012-05-09 Matthias Klose <doko@ubuntu.com>
3009 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3011 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3014 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3015 when a constant source operand matches an "I" constraint, the "no
3016 CC0 change" applies to a register-destination only, not a
3017 strict_low_part-destination.
3019 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3021 Backport from mainline:
3022 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3024 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3026 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3028 PR tree-optimization/53239
3029 * tree-vrp.c (get_value_range): Set VR of
3030 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3033 2012-05-07 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/53195
3036 * tree-inline.c (setup_one_parameter): Properly add referenced
3037 vars from the parameters new known value.
3039 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3041 Backport from mainline:
3042 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3045 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3048 2012-05-04 Ian Lance Taylor <iant@google.com>
3050 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3051 values from false to NULL.
3053 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3055 Backport from mainline
3056 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3059 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3060 (TARGET_CMOV): Rename from TARGET_CMOVE.
3061 (TARGET_CMOVE): New define.
3062 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3063 Do not set TARGET_CMOVE here.
3065 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3067 Backport from mainline:
3069 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3071 PR tree-optimization/52633
3072 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3073 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3074 (vect_recog_over_widening_pattern): Remove handling of code that was
3075 already detected as over-widening pattern. Remove special handling
3076 of "unsigned" cases. Instead, support general case of conversion
3077 of the shift result to another type.
3079 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3081 * tree-vect-patterns.c (vect_single_imm_use): New function.
3082 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3083 (vect_recog_over_widening_pattern): Likewise.
3084 (vect_recog_widen_shift_pattern): Likewise.
3086 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3088 PR tree-optimization/52870
3089 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3090 presumed pattern statement is within the same loop or basic block.
3092 2012-05-04 Richard Guenther <rguenther@suse.de>
3094 * common.opt (flto-report): Do not mark as Optimization.
3096 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3099 * recog.c (constrain_operands): If extra constraints are present, also
3100 accept pseudo-registers with equivalent memory locations during reload.
3102 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3104 Backport from the mainline
3105 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3108 * config/rs6000/rs6000.md (bswapdi splitters): If
3109 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3110 default) is used, generate an alternate sequence that does not
3111 depend on using indexed addressing.
3113 2012-05-03 David S. Miller <davem@davemloft.net>
3116 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3117 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3118 (sparc_emit_float_lib_cmp): Likewise.
3120 2012-05-04 Martin Jambor <mjambor@suse.cz>
3122 Backport from mainline
3123 2012-05-02 Martin Jambor <mjambor@suse.cz>
3126 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3127 of a variable when the contect is a function.
3129 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3132 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3133 append program name to it and pass that as first argument
3134 to make_relative_prefix. Always pass standard_libexec_prefix
3135 as last argument to make_relative_prefix. If
3136 make_relative_prefix returns NULL, fall back to
3137 standard_libexec_prefix.
3140 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3144 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3145 mode, return that mode.
3147 2012-05-03 Richard Guenther <rguenther@suse.de>
3149 PR tree-optimization/53144
3150 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3152 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3153 with SSA name values.
3154 (vn_reference_lookup_3): Adjust callers.
3156 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3158 PR tree-optimization/53163
3159 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3160 return value from compute_all_dependences.
3162 PR rtl-optimization/53160
3163 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3164 has been modified by ree pass already.
3166 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3168 Backport from mainline
3169 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3172 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3173 calls to cgraph_node_name in xstrdup.
3174 (ipa_make_edge_direct_to_target): Ditto.
3175 * tree-sra.c (convert_callers_for_node): Ditto.
3176 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3177 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3178 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3179 (cgraph_materialize_all_clones): Ditto.
3180 * ipa-inline.c (report_inline_failed_reason): Ditto.
3181 (want_early_inline_function_p): Ditto.
3182 (edge_badness): Ditto.
3183 (update_edge_key): Ditto.
3184 (flatten_function): Ditto.
3185 (ipa_inline): Ditto.
3186 (inline_always_inline_functions): Ditto.
3187 (early_inline_small_functions): Ditto.
3189 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3191 Backport from mainline
3192 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3194 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3195 Introduce emul_name to select the right linker emulation for
3196 powerpc64-*-freebsd*.
3197 * configure: Regenerate.
3198 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3199 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3200 * config/rs6000/freebsd64.h: New file.
3201 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3203 (rs6000_savres_strategy): Likewise.
3204 (rs6000_savres_routine_name): Likewise.
3205 (rs6000_elf_file_end): Likewise.
3206 * config/rs6000/t-freebsd64: New file.
3207 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3208 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3210 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3212 Backport from mainline
3213 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3216 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3218 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3220 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3221 predicate to discriminate types.
3223 2012-04-27 Richard Guenther <rguenther@suse.de>
3226 * convert.c (convert_to_integer): Avoid infinite recursion for
3227 target-defined built-in types.
3229 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3232 * config/cris/cris.md ("*andhi_lowpart_v32")
3233 ("*andqi_lowpart_v32"): Change first input-only operand from
3234 a (match_operand ...) to (match_dup 0). Drop alternatives with
3235 const_int-matching constraints for redundancy.
3236 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3237 three-operand alternative.
3239 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3241 Backport from mainline
3242 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3244 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3245 (*addsi_2_zext): Ditto.
3246 (*add<mode>_3): Ditto.
3247 (*addsi_3_zext): Ditto.
3248 (*add<mode>_5): Ditto.
3250 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3253 * c-typeck.c (set_nonincremental_init,
3254 set_nonincremental_init_from_string): Pass true instead of false
3255 as IMPLICIT to add_pending_init.
3257 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3259 Backport from 2012-04-24 mainline r186768.
3262 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3264 2012-04-24 Richard Guenther <rguenther@suse.de>
3266 PR tree-optimization/53085
3267 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3270 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3273 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3275 (output_addressed_constants): Likewise.
3278 * varasm.c (get_section): Don't ICE for section conflicts with
3279 built-in section kinds.
3281 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3283 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3285 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3287 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3289 2012-04-23 Richard Guenther <rguenther@suse.de>
3292 * c-typeck.c (build_binary_op): Fix typo.
3294 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3296 PR tree-optimizations/52891
3297 * tree-vect-patterns.c (adjust_bool_pattern): Use
3298 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3299 but with non-standard precision.
3301 2012-04-22 Ian Lance Taylor <iant@google.com>
3303 * godump.c (go_output_typedef): Dump size of structs.
3305 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3307 Backport from mainline:
3309 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3310 hints for 'A' operand types.
3312 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3314 Backport from 2012-04-19 mainline r186588.
3317 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3318 the case *(X+const).
3320 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3322 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3324 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3327 * config/i386/sync.md (atomic_<code><mode>): Rename to
3328 atomic_<logic><mode>.
3330 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3332 Backport from mainline
3333 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3337 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3338 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3339 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3340 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3341 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3342 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3343 gen_avx2_permvarv8sf.
3345 2012-04-16 Martin Jambor <mjambor@suse.cz>
3347 Backported from mainline
3349 2012-04-13 Martin Jambor <mjambor@suse.cz>
3352 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3353 fold_ctor_reference returns a zero constant.
3355 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3357 Backported from mainline
3358 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3360 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3361 and __ILP32__ for x32.
3363 2012-04-13 Tom de Vries <tom@codesourcery.com>
3365 Backport from mainline r186418.
3367 2012-04-13 Tom de Vries <tom@codesourcery.com>
3369 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3370 parameters vuse and vuse_escaped.
3371 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3372 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3375 2012-04-13 Richard Guenther <rguenther@suse.de>
3377 PR tree-optimization/52969
3378 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3379 the condition for the COND_EXPR and handle predicate negation
3380 by swapping the COND_EXPR arms.
3382 2012-04-13 Richard Guenther <rguenther@suse.de>
3385 * convert.c (convert_to_pointer): Remove special-casing of
3388 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3390 Backport from mainline
3391 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3394 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3395 the list of options to enable the FCFID instruction.
3396 (TARGET_EXTRA_BUILTINS): Adjust comment.
3398 2012-04-12 Richard Guenther <rguenther@suse.de>
3400 PR tree-optimization/52943
3401 * tree-chrec.h (chrec_is_positive): Remove.
3402 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3403 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3404 Return false for a constant zero instead of negative.
3405 (analyze_siv_subscript_cst_affine): Handle zero difference
3406 in the initial condition explicitely.
3408 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3411 * varasm.c (process_pending_assemble_externals): Set
3412 pending_assemble_externals_processed true.
3413 (assemble_external): Call assemble_external_real if the pending
3414 assemble externals have been processed.
3416 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3419 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3420 the DECL generated for the special GOT helper.
3422 2012-04-06 Walter Lee <walt@tilera.com>
3424 Backport from mainline
3425 2012-03-07 Walter Lee <walt@tilera.com>
3427 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3428 REG_CFA_* notes for the stack pointer.
3429 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3430 EH_RETURN_STACKADJ_RTX.
3431 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3432 generate REG_CFA_* notes for the stack pointer.
3433 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3434 by EH_RETURN_STACKADJ_RTX.
3436 2012-04-06 Matt Turner <mattst88@gmail.com>
3438 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3440 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3442 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3443 of the destination isn't also a FP_REGS register.
3445 2012-04-03 Richard Guenther <rguenther@suse.de>
3447 Backport from mainline
3448 2012-03-02 Richard Guenther <rguenther@suse.de>
3450 PR tree-optimization/52406
3451 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3452 (struct indices): Add unconstrained_base member.
3453 (struct dr_alias): Remove unused vops member.
3454 (DR_UNCONSTRAINED_BASE): New define.
3455 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3456 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3457 be an artificial access that covers the whole indexed object,
3458 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3459 plain decl base-objects to their MEM_REF variant.
3460 (dr_may_alias_p): When the base-object of either data reference
3461 has unknown size use only points-to information.
3462 (compute_affine_dependence): Make dumps easier to read and
3464 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3465 DR_REF when looking for packed references.
3466 (vect_supportable_dr_alignment): Likewise.
3468 2012-04-03 Richard Guenther <rguenther@suse.de>
3470 Backport from mainline
3471 2012-03-15 Richard Guenther <rguenther@suse.de>
3474 * tree-data-ref.c (subscript_dependence_tester_1): Check
3475 all dimensions for non-conflicting access functions.
3477 2012-04-03 Richard Guenther <rguenther@suse.de>
3479 Backport from mainline
3480 2012-03-06 Richard Guenther <rguenther@suse.de>
3483 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3485 2012-03-23 Richard Guenther <rguenther@suse.de>
3487 PR tree-optimization/52678
3488 * tree-vectorizer.h (struct _stmt_vec_info): Add
3489 loop_phi_evolution_part member.
3490 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3491 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3492 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3493 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3494 Use the cached evolution part and the PHI nodes value from
3495 the loop preheader edge instead of re-analyzing the evolution.
3497 2012-03-26 Richard Guenther <rguenther@suse.de>
3499 PR tree-optimization/52701
3500 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3501 compute and set the evolution part of PHI nodes.
3503 2012-03-30 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/52754
3506 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3507 propagate arbitrary addresses into really plain dereferences.
3509 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3511 PR tree-optimization/52835
3512 * tree-data-ref.c (build_rdg): Return NULL if
3513 compute_data_dependences_for_loop failed.
3515 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3517 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3518 (stmt_can_make_abnormal_goto): Use it.
3519 (is_ctrl_altering_stmt): Likewise.
3521 2012-03-31 Martin Jambor <mjambor@suse.cz>
3523 Backported from mainline
3524 2012-03-30 Martin Jambor <mjambor@suse.cz>
3526 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3527 is a builtin_stack_save in a dominating BB.
3529 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3531 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3532 crossing 128bit lane boundary.
3534 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3536 Backported from mainline
3537 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3542 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3543 * config/i386/i386.c: Include reload.h.
3544 (ix86_legitimize_reload_address): New function.
3546 2012-03-28 Martin Jambor <mjambor@suse.cz>
3548 Backported from mainline
3549 2012-03-27 Martin Jambor <mjambor@suse.cz>
3552 * tree-sra.c (sra_modify_assign): Do not call
3553 load_assign_lhs_subreplacements when working with an unscalarizable
3556 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3559 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3560 __builtin_va_start to __builtin_next_arg if the latter is
3561 builtin_decl_explicit_p rather than when it is not.
3564 * tree-vect-generic.c (vector_element): Perform multiplication
3565 for pos in bitsizetype type instead of idx type.
3567 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3569 Backport from 2012-03-28 mainline r185910.
3572 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3573 (avr_builtin_decl): New static function.
3574 (struct avr_builtin_description, avr_bdesc): Move up.
3575 Add GTY marker. Add field fndecl. Remove redundant field id.
3576 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3577 (avr_expand_builtin): Code cleanup because .id is removed.
3579 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3582 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3585 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3587 Backport from 2012-03-28 mainline r185907.
3590 * config.gcc (tm_file): Remove avr/multilib.h.
3592 * doc/invoke.texi (AVR Options): Adjust
3593 documentation of -mtiny-stack.
3595 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3596 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3597 * config/avr/t-avr: Remove generation of multilib.h.
3598 * config/avr/t-multilib: Regenerate.
3599 * config/avr/multilib.h: Remove.
3600 * config/avr/avr.opt (-msp8): New option.
3601 (avr_sp8): New variable.
3602 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3603 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3604 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3605 (avr_device_to_sp8): New prototype.
3606 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3607 (DRIVER_SELF_SPECS): New define.
3608 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3609 __AVR_SP8__, __AVR_HAVE_SPH__.
3610 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3611 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3612 (avr_file_start): Ditto.
3614 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3617 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3618 instead of 8 in adjust_address.
3620 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3622 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3623 of a unit before computing the offset in units.
3625 2012-03-27 Richard Guenther <rguenther@suse.de>
3628 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3631 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3634 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3636 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3639 * varasm.c: Include pointer-set.h.
3640 (pending_assemble_externals_set): New pointer set.
3641 (process_pending_assemble_externals): Destroy the pointer set.
3642 (assemble_external): See if decl is in pending_assemble_externals_set,
3643 and add it to pending_assemble_externals if necessary.
3644 (init_varasm_once): Allocate pending_assemble_externals_set.
3646 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3648 Backported from mainline
3649 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3652 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3653 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3654 (vector_ltgt<mode>): Likewise.
3655 (vector_ordered<mode>): Likewise.
3656 (vector_unordered<mode>): Likewise.
3657 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3659 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3661 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3664 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3666 Backported from mainline
3667 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3671 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3672 GENERAL_REGS and FP_REGS for SImode.
3674 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3677 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3678 on any new_local_var_chain vars declared during recursing on
3679 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3681 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3683 Backport from 2012-03-22 mainline r185692.
3686 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3687 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3688 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3689 (delay_cycles_1, delay_cycles_2): Ditto.
3690 (delay_cycles_3, delay_cycles_4): Ditto.
3691 (nopv, *nopv): Ditto.
3692 (sleep, *sleep): Ditto.
3695 Backport from 2012-03-21 mainline r185605.
3697 PR rtl-optimization/52543
3699 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3700 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3701 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3702 (avr_load_libgcc_p): Restrict to __flash loads.
3703 (avr_out_lpm): Only handle 1-byte loads from __flash.
3704 (avr_load_lpm): New function.
3705 (avr_find_unused_d_reg): Remove.
3706 (avr_out_lpm_no_lpmx): Remove.
3707 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3708 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3709 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3710 (load_<mode>, load_<mode>_clobber): New insns.
3711 (mov<mode>): For multi-byte move from non-generic
3712 16-bit address spaces: Expand to load_<mode> resp.
3713 load_<mode>_clobber.
3714 (load<mode>_libgcc): Remove expander.
3715 (split-lpmx): Remove split.
3717 Backport from 2012-03-13 mainline r185329.
3720 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3721 offset (size) to a value the insns can deal with.
3722 (expand_epilogue): Ditto.
3724 Backport from 2012-03-12 mainline r185256.
3727 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3728 type from reg_class_t to enum reg_class.
3729 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3731 Backport from 2012-03-12 mainline r185253.
3734 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3735 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3736 r184615 from 2012-02-28.
3738 Backport from 2012-03-08 mainline r185105.
3740 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3741 for constants in [-63,63].
3743 Backport from 2012-03-08 mainline r185100.
3746 * config/avr/avr.c (avr_mem_clobber): New static function.
3747 (avr_expand_delay_cycles): Add memory clobber operand to
3748 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3749 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3750 (enable_interrupt, disable_interrupt): New expander.
3751 (nopv, sleep, wdr): New expanders.
3752 (delay_cycles_1): Add memory clobber.
3753 (delay_cycles_2): Add memory clobber.
3754 (delay_cycles_3): Add memory clobber.
3755 (delay_cycles_4): Add memory clobber.
3756 (cli_sei): New insn from former "enable_interrupt",
3757 "disable_interrupt" with memory clobber.
3758 (*wdt): New insn from former "wdt" with memory clobber.
3759 (*nopv): Similar, but for "nopv".
3760 (*sleep): Similar, but for "sleep".
3762 Backport from 2012-03-07 mainline r185043.
3765 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3767 Backport from 2012-03-07 mainline r185032.
3770 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3771 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3772 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3774 Backport from 2012-03-07 mainline r185031.
3777 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3779 * config/avr/avr.md (xload_8): Adjust insn length.
3781 Backport from 2012-03-07 mainline r185030.
3784 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3785 if RAMPZ affects reading from RAM.
3787 Backport from 2012-03-05 mainline r184919.
3789 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3791 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3793 Backport from mainline r185259.
3796 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3797 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3799 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3801 Backported from mainline
3802 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3805 * c-parser.c (c_parser_postfix_expression)
3806 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3808 * config/i386/smmintrin.h: Avoid /* within a comment.
3809 * config/i386/nmmintrin.h: Likewise.
3811 2012-03-22 Richard Guenther <rguenther@suse.de>
3813 * BASE-VER: Set to 4.7.1.
3814 * DEV-PHASE: Set to prerelease.
3816 2012-03-22 Release Manager
3818 * GCC 4.7.0 released.
3820 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3822 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3824 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3825 Andrew Pinski <apinski@cavium.com>
3828 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3829 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3830 calls instead of __builtin_ir{int,ound}*.
3832 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3835 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3838 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3840 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3841 Refer to GCC 4.7 version of c99status.html.
3843 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3845 Backport from mainline
3846 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3848 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3849 redefine to be NULL if the current bit-size is different from the
3850 configured bit-size.
3852 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3853 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3854 set the default tuning. Add asserts to make sure the cpu and tune
3855 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3856 test whether the index is set, instead of > 0.
3857 (rs6000_file_start): Do not reset the default cpu if the current
3858 bit-size is different from the configured bit-size.
3860 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3862 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3864 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3865 Update binutils references.
3866 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3867 Update binutils reference.
3868 Update Sun as/GNU ld caveat.
3869 Document binutils largefile requirement for LTO plugin.
3870 Remove reference to alternate libpthread.
3872 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3874 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3876 (Specific, mips-sgi-irix6): Likewise.
3878 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3880 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3881 * configure: Regenerate.
3883 2012-03-07 Richard Henderson <rth@redhat.com>
3885 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3886 * config/m68k/sync.md (atomic_test_and_set): Use it.
3887 (atomic_test_and_set_1): Likewise.
3889 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3892 * Makefile.in: Let install-gcc-ar depend on installdirs,
3893 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3894 Don't double canonicalize if cross-compiling.
3896 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3898 * trans-mem.c: New typedef for tm_region_p.
3899 Define vector types for tm_region_p.
3900 (tm_region_init): Replace region_worklist to a vector called
3903 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3906 * trans-mem.c (tm_region_init): Use last_basic_block.
3908 2012-03-05 Richard Henderson <rth@redhat.com>
3911 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3912 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3913 BIGGEST_ALIGNMENT is aligned.
3915 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3917 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3919 2012-03-05 Richard Henderson <rth@redhat.com>
3922 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3923 instead of calling negqi2 directly.
3925 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3927 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3928 (INTMAX_TYPE): Use it.
3929 (UINTMAX_TYPE): Likewise.
3930 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3931 (irix6_c_common_override_options): Declare.
3932 (C_COMMON_OVERRIDE_OPTIONS): Define.
3933 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3934 * config/mips/irix6-c.c: New file.
3935 * config/mips/t-irix6 (irix6-c.o): New target.
3936 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3939 2012-03-02 Richard Henderson <rth@redhat.com>
3941 * optabs.c (expand_atomic_test_and_set): Honor
3942 atomic_test_and_set_trueval even when atomic_test_and_set
3943 optab is not in use.
3945 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3947 Backport from mainline
3948 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3950 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3952 2012-03-02 Richard Guenther <rguenther@suse.de>
3954 * DEV-PHASE: Set to prerelease.
3956 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3958 * config.gcc (obsolete): Add all ARM targets using the FPA.
3959 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3960 * doc/install.texi: Avoid references to obsolete ARM ports.
3962 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3964 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3966 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3967 Joern Rennecke <joern.rennecke@embecosm.com>
3969 * doc/extend.texi: Expand and update information on interrupt
3970 attribute for Epiphany.
3972 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3974 * config/sh/sh-protos.h: Update copyright notice dates.
3975 * config/sh/sh.h: Likewise.
3976 * config/sh/sh.md: Likewise.
3977 * config/sh/constraints.md: Likewise.
3978 * config/sh/predicates.md: Likewise.
3980 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3982 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3983 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3985 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3987 * config/sh/constraints.md: Fix comment typo.
3989 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3992 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3993 unsigned HOST_WIDE_INT.
3994 (zvdep_imm64): Likewise.
3995 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3996 (vdepi_and): Likewise.
3997 Likewise for unamed 64-bit patterns.
3998 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4000 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4003 PR rtl-optimization/52417
4004 * cselib.c (cselib_any_perm_equivs): New variable.
4005 (cselib_reset_table): Check that it's not set when not
4006 preserving constants.
4007 (cselib_add_permanent_equiv): Set it.
4008 (cselib_have_permanent_equivalences): New.
4009 (cselib_init, cselib_finish): Reset it.
4010 * cselib.h (cselib_have_permanent_equivalences): Declare.
4011 * alias.c (get_addr): Restore earlier behavior when there
4012 aren't permanent equivalences.
4014 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4016 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4017 * config/v850/v850-modes.def: Fix copyright notice.
4019 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4021 * doc/extend.texi (AVR Built-in Functions): Document
4022 __builtin_avr_flash_segment.
4024 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4025 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4026 (*split.flash_segment): New insn-and-split.
4027 * config/avr/avr.c (avr_init_builtins): Add local variables:
4028 const_memx_void_node, const_memx_ptr_type_node,
4029 char_ftype_const_memx_ptr.
4031 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4033 PR tree-optimization/52445
4034 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4035 add ssa_name_ver, offset and size fields and change store field
4037 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4038 (add_or_mark_expr): Likewise. Only consider previous stores
4039 with the same size and offset.
4040 (nt_init_block): Only look at gimple_assign_single_p stmts,
4041 doesn't look at rhs2.
4043 2012-03-01 Richard Guenther <rguenther@suse.de>
4046 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4047 conversions from integral types to pointer types.
4049 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4051 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4052 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4053 unintentionally removed in r184616.
4055 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4057 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4060 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4061 Uros Bizjak <ubizjak@gmail.com>
4064 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4065 alternatives, add "e" constraint to the new last alternative
4066 and ! to last 3 alternatives.
4068 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4070 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4071 DW_AT_artificial attributes at the end of the processing.
4072 (gen_array_type_die): Likewise.
4073 (gen_enumeration_type_die): Likewise.
4074 (gen_struct_or_union_type_die): Likewise.
4075 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4078 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4081 * expr.c (expand_assignment): If doing misaligned store that doesn't
4082 cover all mode bits, perform a RMW cycle.
4084 PR tree-optimization/52429
4085 * tree-parloops.c (separate_decls_in_region_debug): Return early
4086 if var is LABEL_DECL.
4088 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4090 PR tree-optimization/52424
4091 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4092 calling dom_thread_across_edge.
4094 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4096 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4098 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4100 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4101 * config/avr/avr.c (avr_output_bld): Remove unused function.
4102 (avr_out_sbxx_branch): Use "%T" to print bit position.
4104 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4106 * config/avr/avr.md: Untabify.
4108 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4110 * config/avr/avr.md (eqne): New code iterator.
4111 (*dec-and-branchsi): Use it in text peephole's condition.
4112 (*dec-and-branchhi): Ditto.
4113 (*dec-and-branchqi): Ditto.
4115 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4118 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4119 the device does not have the skip-bug.
4121 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4123 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4124 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4125 -mpretend-cmove): New.
4127 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4130 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4131 doesn't count DEBUG_INSN refs.
4132 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4133 for DEBUG_INSN refs.
4135 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4139 2012-02-20 Richard Guenther <rguenther@suse.de>
4140 PR tree-optimization/52298
4141 * tree-vect-stmts.c (vectorizable_load): Properly use
4142 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4145 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4148 * gimple.h (gimple_in_transaction): New.
4149 (gimple_set_in_transaction): New.
4150 (struct gimple_statement_base): Add in_transaction field.
4151 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4153 (tree_ssa_lim_initialize): Compute transaction bits.
4154 * tree.h (compute_transaction_bits): Protoize.
4155 * trans-mem.c (tm_region_init): Use the heap to store BB
4157 (compute_transaction_bits): New.
4159 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4161 * gcc.c (display_help): Document --help=common and sort entries
4164 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4166 * doc/install.texi: Document check-$LANG specific shortcuts
4168 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4171 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4173 * config/arm/arm_neon.h: Regenerate.
4174 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4175 (neon_vcgeu): New insn.
4176 (neon_vcgtu): Likewise.
4177 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4178 (ops): Unsigned comparison intrinsics call a different
4181 2012-02-28 Richard Guenther <rguenther@suse.de>
4184 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4185 ordering for the VEC_CONCAT for two element vectors for
4186 V2SFmode, V2SImode and V2DImode.
4188 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4191 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4192 detecting big-endian triplets.
4194 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4196 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4197 mode if there is no type information available.
4199 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4201 PR tree-optimization/53207
4202 * doc/invoke.texi: Document as experimental and relying on graphite.
4204 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4206 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4207 of initializer to changes from r184614.
4209 2012-02-28 Richard Guenther <rguenther@suse.de>
4211 PR tree-optimization/52395
4212 * tree-sra.c (build_ref_for_offset): Also look at the base
4213 TYPE_ALIGN when figuring out the alignment of the replacement.
4215 2012-02-28 Richard Guenther <rguenther@suse.de>
4217 PR tree-optimization/52402
4218 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4219 mis-aligned types when creating the accesses at the call site.
4221 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4223 * config/avr/builtins.def: New file.
4224 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4225 * config/avr/avr.c (enum avr_builtin_id): Use it.
4226 (avr_init_builtins): Use it. And use avr_bdesc.
4227 (bdesc_1arg): Remove.
4228 (bdesc_2arg): Remove.
4229 (bdesc_3arg): Remove.
4230 (struct avr_builtin_description): Add field n_args.
4231 (avr_bdesc): New static variable using builtins.def.
4232 (avr_expand_builtin): Use it.
4233 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4234 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4235 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4237 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4240 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4241 match only one single hard register with respective hard reg rtx.
4242 (movmemx_<mode>): Ditto.
4243 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4244 insn anatomy of movmem[x]_<mode>.
4245 (avr_out_movmem): Same for printing assembler and operand usage.
4247 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4251 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4252 address spaces located outside of device flash.
4254 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4255 (mcu_type_s): Add field n_flash.
4256 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4257 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4258 (AVR_MCU): Add N_FLASH argument.
4259 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4260 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4261 macro __FLASH<n> if that address space makes sense for the device.
4262 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4263 outside of target flash.
4264 (avr_asm_named_section): Ditto.
4265 (avr_asm_select_section): Ditto.
4266 (avr_addr_space_convert): Ditto.
4267 (avr_emit_movmemhi): Ditto.
4268 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4269 address space is outside of device flash.
4270 (avr_insert_attributes): Ditto.
4271 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4272 avr_current_arch->n_segments.
4274 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4277 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4279 (*movabs<mode>_2): Likewise.
4281 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4284 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4285 s_register_operand in the test instead of REG_P. Don't call
4286 gen_reg_rtx if it won't be used.
4288 PR tree-optimization/52376
4289 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4291 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4293 * ifcvt.c (noce_get_condition): Check condition variable is not
4294 small_register_classes_for_mode_p before accepting.
4296 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4298 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4300 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4303 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4304 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4306 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4308 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4310 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4312 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4314 * config/sh/predicates.md: Remove blank lines.
4315 * config/sh/sh.c: Fix typos in comments.
4316 * config/sh/constraints.md: Likewise.
4317 * config/sh/sh.md: Remove blank lines.
4318 Fix typos in comments. Use ;; as comment characters.
4320 2012-02-26 Walter Lee <walt@tilera.com>
4322 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4323 (replace_mov_pcrel_step2): Ditto.
4325 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4328 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4329 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4330 and locs that reference values newer than the non-canonical value
4331 at hand. Return the canonical value as a worst case.
4332 (memrefs_conflict_p): Walk canonical value's locs.
4335 * cselib.c (preserve_only_constants): Rename to...
4336 (preserve_constants_and_equivs): ... this. Split out...
4337 (invariant_or_equiv_p): ... this. Preserve plus expressions
4338 of other preserved expressions too.
4339 (cselib_reset_table): Adjust.
4340 * var-tracking.c (reverse_op): Use canonical value to build
4343 2012-02-23 Kai Tietz <ktietz@redhat.com>
4345 * config/i386/i386.c (ix86_delegitimize_address): Handle
4346 UNSPEC_PCREL plus displacement.
4348 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4351 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4352 to test for unusedness in st X addressing.
4354 2012-02-24 Richard Guenther <rguenther@suse.de>
4357 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4358 (is_gimple_reg_type): Move inline ...
4359 * gimple.h (is_gimple_reg_type): ... here.
4361 2012-02-24 Richard Guenther <rguenther@suse.de>
4364 * passes.c (execute_function_todo): When verifying SSA form
4365 verify gimple form first.
4366 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4368 2012-02-24 Richard Guenther <rguenther@suse.de>
4371 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4372 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4374 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4376 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4378 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4380 * tree-phinodes.c (make_phi_node): Mark static.
4381 * tree-flow.h (make_phi_node): Remove extern decl.
4382 * doc/gimple.texi (make_phi_node): Remove documentation.
4384 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4386 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4387 * tree-ssa-sccvn.c (print_scc): Ditto.
4389 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4391 * doc/passes.texi (Full redundancy elimination): Fix typo.
4393 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4395 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4397 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4400 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4402 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4405 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4407 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4409 * config/avr/avr.md (code_stdname): Add ior, xor.
4410 (xior): New code iterator.
4411 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4412 (*<code_stdname><mode>qi.byte1-3): Ditto.
4414 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4416 PR tree-optimization/52019
4417 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4420 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4422 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4423 HAVE_INITFINI_ARRAY to work around namespace pollution in
4424 certain versions of newlib system headers.
4425 * config.in: Regenerate.
4426 * configure: Regenerate.
4427 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4428 instead of HAVE_INITFINI_ARRAY.
4430 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4434 is not offsettable memory reference.
4436 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4439 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4440 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4442 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4444 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4445 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4447 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4449 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4450 library on Solaris 8 even without TLS support.
4451 * configure: Regenerate.
4453 2012-02-22 Richard Guenther <rguenther@suse.de>
4456 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4457 for GIMPLE_DEBUG stmts.
4459 2012-02-22 Martin Jambor <mjambor@suse.cz>
4462 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4463 according to the base object.
4465 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4467 PR rtl-optimization/50063
4468 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4469 and 2 (8-bit SP) in operand 2.
4470 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4471 setup to use movhi_sp_r instead of vanilla move to write SP.
4472 Adjust REG_CFA notes to superseed unspec.
4473 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4475 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4476 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4477 irq_state 1 (IRQ known to be on) here.
4479 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4481 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4483 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4484 assign_hard_reg): Likewise.
4486 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4488 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4490 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4493 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4494 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4496 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4498 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4499 prototype from here to...
4500 * config/avr/avr.h: ...here.
4502 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4505 * thumb2.md (thumb2_shiftsi3_short): Split register and
4506 immediate shifts. For register shifts tie operands 0 and 1.
4507 (peephole2 for above): Check that register-controlled shifts
4508 have suitably tied operands.
4510 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4513 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4514 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4515 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4516 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4517 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4518 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4519 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4520 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4521 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4522 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4523 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4524 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4525 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4526 bdver1_ssevector_avx256_unaligned_load,
4527 bdver1_ssevector_sse128_unaligned_load,
4528 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4529 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4530 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4531 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4532 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4533 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4534 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4535 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4536 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4537 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4538 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4539 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4540 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4541 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4542 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4543 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4544 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4545 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4546 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4547 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4548 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4549 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4550 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4551 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4552 bdver1_ssediv_double_load, bdver1_ssediv_double,
4553 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4554 Add "bdver2" attribute.
4556 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4558 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4559 default if possible and not specified otherwise.
4561 2012-02-21 Richard Guenther <rguenther@suse.de>
4564 * gimplify.c (create_tmp_from_val): Use the main variant type
4565 for the type of the temporary we create.
4567 2012-02-21 Richard Guenther <rguenther@suse.de>
4569 PR tree-optimization/52324
4570 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4571 do not gimplify a MEM_REF address operand if it is already
4574 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4576 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4577 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4579 2012-02-21 Richard Guenther <rguenther@suse.de>
4581 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4582 nested_in_vect_loop.
4584 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4586 PR tree-optimization/52318
4587 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4588 vdef also to non-pure/const call stmts in the sequence.
4590 2012-02-20 David S. Miller <davem@davemloft.net>
4592 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4593 don't use the "rd %pc" instruction on v9 for PIC register loads.
4595 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4598 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4599 in a transaction safe function.
4601 2012-02-20 Kai Tietz <ktietz@redhat.com>
4604 * stor-layout.c (place_field): Handle desired_align for
4607 2012-02-20 Richard Guenther <rguenther@suse.de>
4609 PR tree-optimization/52298
4610 * tree-vect-stmts.c (vectorizable_store): Properly use
4611 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4613 (vectorizable_load): Likewise.
4614 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4615 Access DR_STEP after ensuring it is not NULL.
4617 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4619 PR tree-optimization/52286
4620 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4621 optimization use double_int_to_tree instead of build_int_cst_wide,
4622 rewrite to use double_int vars.
4624 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4627 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4629 Remove -e 0 from $gcc_cv_ld invocation.
4630 Only use __GLIBC_PREREQ if defined.
4631 Enable on Solaris since Solaris 8 patch.
4632 (gcc_SUN_LD_VERSION): New macro.
4633 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4634 gcc_SUN_LD_VERSION for version number format.
4635 * configure: Regenerate.
4636 * varasm.c (get_elf_initfini_array_priority_section): Set
4637 SECTION_NOTYPE for non-default priority.
4638 Use get_section instead of get_unnamed_section to emit
4639 .init_array/.fini_array with default priority.
4641 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4643 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4644 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4645 (mips_start_unique_function, mips_output_mips16_rdhwr)
4646 (mips_code_end): New functions.
4647 (TARGET_ASM_CODE_END): Define.
4649 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4651 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4652 to stubs with non-sibling calls.
4654 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4656 * doc/invoke.texi (-fira-* options): Copy-edit.
4657 (ira-* parameters): Copy-edit.
4659 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4661 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4662 GCC coding conventions.
4664 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4666 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4667 when used as adjectives.
4669 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4671 * doc/invoke.texi: Clean up "that"/"which" confusion.
4673 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4675 * system.h: Poison SMALL_REGISTER_CLASSES
4676 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4677 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4679 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4681 PR tree-optimization/52285
4682 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4683 when deciding if a call is a tail call or tail recursion.
4685 2012-02-16 Kai Tietz <ktietz@redhat.com>
4687 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4688 interger-constant displacement for UNSPEC_PCREL.
4690 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4692 PR rtl-optimization/52208
4693 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4694 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4696 PR tree-optimization/52255
4697 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4698 loop->header has virtual PHI, but exit_e->dest doesn't, add
4699 virtual PHI to exit_e->dest and adjust all uses after the loop.
4702 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4703 children with clone_tree_hash, not after it.
4705 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4707 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4708 extended identifiers.
4710 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4713 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4714 a same_body_alias, also test whether e->callee isn't a former
4715 or current clone of the decl this is a same body alias of.
4717 PR translation/52264
4718 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4720 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4722 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4724 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4727 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4728 force_reg instead of copy_to_reg for better optimization. Force
4729 non-register or memory operands into a register.
4731 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4733 * extend.texi: Reserve upper bits of memory model for future use.
4735 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4736 Anatoly Sokolov <aesok@post.ru>
4737 Eric Weddington <eric.weddington@atmel.com>
4740 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4741 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4742 Rewrite initializers for .macro.
4743 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4744 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4745 atxmega32d4, atxmega32x1.
4746 avrxmega4: atxmega64a3, atxmega64d3.
4747 avrxmega5: atxmega64a1, atxmega64a1u.
4748 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4749 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4750 avrxmega7: atxmega128a1, atxmega128a1u.
4751 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4752 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4753 (struct base_arch_s): Rename reserved to xmega_p.
4754 Rename reserved2 to have_rampd.
4755 (AVR_XMEGA): New define.
4756 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4757 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4758 * config/avr/predicates.md (io_address_operand): Take into
4760 (low_io_address_operand): Ditto.
4761 (high_io_address_operand): Ditto.
4762 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4763 (enabled, movhi_sp_r): Use them.
4764 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4765 cpp_define_formatted to built-in define __AVR_ARCH__.
4766 (__AVR_XMEGA__): New built-in define.
4767 (__AVR_HAVE_RAMPD__): New built-in define.
4768 (__AVR_HAVE_RAMPX__): New built-in define.
4769 (__AVR_HAVE_RAMPY__): New built-in define.
4770 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4772 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4773 (avr_option_override): Initialize them.
4774 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4775 (avr_init_expanders): Initialize them. No more block several calls.
4776 (emit_push_sfr): New static function.
4777 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4779 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4780 (avr_print_operand): Print addreeses as symbols for
4781 RAMPX, RAMPY, RAMPD, CCP.
4782 (output_movhi): Handle AVR_XMEGA when writing to SP.
4783 (avr_out_movhi_mr_r_xmega): New static function.
4784 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4785 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4786 __RAMPD__, __CCP__ as needed.
4788 * config/avr/multilib.h: Regenerate.
4789 * config/avr/t-multilib: Regenerate.
4790 * config/avr/avr-tables.opt: Regenerate.
4792 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4794 PR tree-optimization/50561
4795 * graphite-flattening.c (lst_project_loop): Do not
4796 remove old scattering dimensions after flattening.
4797 (lst_do_flatten): Likewise.
4799 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4801 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4802 __builtin_avr_map8, __builtin_avr_map16.
4803 Document __builtin_avr_insert_bits.
4805 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4806 (insert_bits): New insn.
4807 (adjust_len.map_bits): Rename to insert_bits.
4808 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4809 * avr-protos.h (avr_out_map_bits): Remove.
4810 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4811 * config/avr/constraints.md (Cxf,C0f): New.
4812 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4813 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4814 New built-in define __BUILTIN_AVR_INSERT_BITS.
4815 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4816 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4817 (avr_move_bits): Rewrite.
4818 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4820 (avr_map_op_t): New typedef.
4821 (avr_map_op): New static variable.
4822 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4823 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4824 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4825 (bdesc_3arg, avr_expand_triop_builtin): New.
4826 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4827 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4828 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4829 (avr_map_equal_p, avr_map_sig_p): Remove.
4830 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4831 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4832 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4833 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4834 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4835 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4837 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4839 * config/c6x/c6x.md (reserve_cycles): New attribute.
4840 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4841 don't reserve functional units after the branch occurs.
4843 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4846 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4847 functions into non-tm_pure functions.
4849 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4852 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4853 (iterative_hash_canonical_type): Likewise.
4854 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4857 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4859 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4860 sched-group insn, it either remains alone or the entire list is pruned.
4862 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4864 * doc/install.texi (Prerequisites): Fix grammar.
4865 (Configuration): Likewise.
4867 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4869 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4870 MPC as part of GCC before describing configuring with --with-gmp etc.
4871 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4872 sources are present.
4874 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4877 * dwarf2out.c (clone_tree_hash): New function.
4878 (copy_decls_walk): Use it instead of clone_tree.
4880 2012-02-14 Richard Guenther <rguenther@suse.de>
4882 PR tree-optimization/52244
4883 PR tree-optimization/51528
4884 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4885 replacements for integral types.
4887 2012-02-14 Walter Lee <walt@tilera.com>
4889 * config.gcc: Handle tilegx and tilepro.
4890 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4892 Add HAVE_AS_TLS check for tilegx and tilepro.
4893 * configure: Regenerate.
4894 * doc/contrib.texi: Add Mat Hostetter and self.
4895 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4896 Document instruction intrinsics and network accessing intrinsics.
4897 (TILEPro Built-in Functions): New node. Document instruction
4898 intrinsics and network accessing intrinsics.
4899 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4900 (Specific, tilepro-*-linux*): Likewise.
4901 * doc/invoke.texi (TILE-Gx Options): New section.
4902 (TILEPro Options): New section.
4903 * doc/md.texi (TILE-Gx): New section.
4904 (TILEPro): New section.
4905 * common/config/tilegx/tilegx-common.c: New file.
4906 * common/config/tilepro/tilepro-common.c: New file.
4907 * config/tilegx/constraints.md: New file.
4908 * config/tilegx/linux.h: New file.
4909 * config/tilegx/mul-tables.c: New file.
4910 * config/tilegx/predicates.md: New file.
4911 * config/tilegx/sync.md: New file.
4912 * config/tilegx/t-tilegx: New file.
4913 * config/tilegx/tilegx-builtins.h: New file.
4914 * config/tilegx/tilegx-c.c: New file.
4915 * config/tilegx/tilegx-generic.md: New file.
4916 * config/tilegx/tilegx-modes.def: New file.
4917 * config/tilegx/tilegx-multiply.h: New file.
4918 * config/tilegx/tilegx-protos.h: New file.
4919 * config/tilegx/tilegx.c: New file.
4920 * config/tilegx/tilegx.h: New file.
4921 * config/tilegx/tilegx.md: New file.
4922 * config/tilegx/tilegx.opt: New file.
4923 * config/tilepro/constraints.md: New file.
4924 * config/tilepro/gen-mul-tables.cc: New file.
4925 * config/tilepro/linux.h: New file.
4926 * config/tilepro/mul-tables.c: New file.
4927 * config/tilepro/predicates.md: New file.
4928 * config/tilepro/t-tilepro: New file.
4929 * config/tilepro/tilepro-builtins.h: New file.
4930 * config/tilepro/tilepro-c.c: New file.
4931 * config/tilepro/tilepro-generic.md: New file.
4932 * config/tilepro/tilepro-modes.def: New file.
4933 * config/tilepro/tilepro-multiply.h: New file.
4934 * config/tilepro/tilepro-protos.h: New file.
4935 * config/tilepro/tilepro.c: New file.
4936 * config/tilepro/tilepro.h: New file.
4937 * config/tilepro/tilepro.md: New file.
4938 * config/tilepro/tilepro.opt: New file.
4940 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4942 PR tree-optimization/52210
4943 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4944 vect_model_simple_cost with two entry vect_def_type array instead
4945 of an address of dt.
4947 2012-02-14 Richard Guenther <rguenther@suse.de>
4950 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4951 Do not stream DECL_QUALIFIER.
4952 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4953 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4954 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4956 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4959 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4962 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4965 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4966 * cselib.c (cselib_subst_to_values_from_insn): New function.
4967 * sched-deps.c (add_insn_mem_dependence,
4968 sched_analyze_1, sched_analyze_2): Use it.
4970 2012-02-13 Jan Hubicka <jh@suse.cz>
4973 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4975 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4977 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4978 (GTM_SELF_SPECS): Define if not already defined.
4979 (driver_self_specs): Add GTM_SELF_SPECS.
4980 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4981 (GTM_SELF_SPECS): Define.
4982 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4983 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4985 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4987 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4990 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4993 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4994 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4996 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4999 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5001 2012-02-13 Richard Guenther <rguenther@suse.de>
5003 PR translation/52211
5004 * passes.c (enable_disable_pass): Fix typo.
5006 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5009 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5010 XOR for reduce_bit_field if type is unsigned.
5012 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5014 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5015 disallow changes from SFmode to mode with different size in FP regs.
5017 2012-02-12 Robert Millan <rmh@gnu.org>
5018 Gerald Pfeifer <gerald@pfeifer.com>
5020 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5023 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5025 PR rtl-optimization/52175
5026 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5027 to frame-related instructions.
5029 2012-02-10 Jason Merrill <jason@redhat.com>
5032 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5033 (demangle_new_symbols): Fill it.
5034 (scan_linker_output): Walk it.
5035 (start_tweaking): Split out from scan_linker_output.
5036 (maybe_tweak): Update sym->chosen.
5037 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5039 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5042 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5044 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5046 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5047 having the same mode as previous compare.
5049 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5051 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5052 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5053 (nonlocal_goto_internal): Likewise.
5054 (nonlocal_goto): Emit a use and an indirect jump directly.
5056 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5059 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5060 __atomic_{is,always}_lock_free.
5062 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5065 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5066 negative constant address for x32.
5068 2012-02-10 Richard Henderson <rth@redhat.com>
5070 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5071 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5072 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5074 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5075 Ira Rosen <irar@il.ibm.com>
5077 PR tree-optimization/50031
5078 * targhooks.c (default_builtin_vectorization_cost): Handle
5080 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5081 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5082 all types of reduction and pattern statements.
5083 (vect_estimate_min_profitable_iters): Likewise.
5084 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5085 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5086 for explicit realigns.
5087 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5088 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5090 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5091 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5092 vec_perm for VSX and handle vec_promote_demote.
5094 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5097 * builtins.c (fold_builtin_atomic_always_lock_free,
5098 expand_builtin_atomic_always_lock_free,
5099 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5100 Return and/or test boolean_true_node/boolean_false_node instead of
5101 integer_one_node/integer_zero_node.
5103 2012-02-10 Jan Hubicka <jh@suse.cz>
5106 * predict.c (predict_paths_for_bb): Prevent looping.
5107 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5109 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5111 * config/arm/arm.c (output_move_double): In one case properly
5112 count number of instructions that will be emitted.
5114 2012-02-10 Richard Guenther <rguenther@suse.de>
5116 PR translation/52193
5117 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5119 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5122 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5124 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5127 * var-tracking.c (emit_note_insn_var_location): If
5128 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5129 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5130 non-NOTE_DURING_CALL_P insn.
5132 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5135 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5137 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5140 * gcc.c (switch_matches) Support switches with separated form,
5143 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5145 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5147 (RAMPZ_ADDR): Ditto.
5148 * config/avr/avr.c (avr_addr_t): New typedef.
5149 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5150 (avr_init_expanders): Initialize it.
5151 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5153 (expand_epilogue): Ditto.
5154 (avr_print_operand): Ditto.
5155 (avr_file_start): Ditto.
5156 (avr_emit_movmemhi): Ditto.
5158 2012-02-08 Richard Guenther <rguenther@suse.de>
5160 PR tree-optimization/46886
5161 * tree-flow.h (do_while_loop_p): Declare.
5162 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5163 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5165 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5167 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5168 always succeed for integers larger than a native word.
5170 2012-02-08 Richard Guenther <rguenther@suse.de>
5172 PR rtl-optimization/52170
5173 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5174 properly handle integer vector modes.
5176 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5178 PR gcov-profile/52150
5179 * coverage.c: Include target.h.
5180 (build_var): Call targetm.strip_name_encoding on the assembler name.
5181 Change one _ into . or $ if the target allows it.
5182 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5184 PR rtl-optimization/52139
5185 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5186 is a BARRIER after emit_insn_after_noloc, move BB_END
5187 to the last non-BARRIER insn before it.
5189 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5192 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5193 (mips_gimplify_va_arg_expr): Call it instead of
5194 std_gimplify_va_arg_expr.
5196 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5198 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5199 message for -mno-pointers-to-nested-function.
5201 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5204 * expr.c (get_inner_reference): If there is an offset, add a negative
5205 bit position to it (if any).
5207 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5209 PR rtl-optimization/52060
5210 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5211 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5212 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5213 and/or i0src_copy2 when needed.
5215 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5217 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5218 or LTOPLUGINSONAME if have_c.
5220 * config/freebsd-spec.h: Add comment about what macros can be defined
5222 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5223 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5226 2012-02-07 Richard Guenther <rguenther@suse.de>
5228 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5229 newline in -alias dumps.
5231 2012-02-07 Kai Tietz <ktietz@redhat.com>
5232 Dave Korn <dave.korn.cygwin@gmail.com>
5235 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5236 Take care that typinfo gets dllexport-attribute.
5238 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5241 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5242 if modifier < EXPAND_SUM call force_operand on the result.
5244 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5246 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5247 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5249 (epiphany_function_type): Replace types for specific interrupts with
5250 EPIPHANY_FUNCTION_INTERRUPT.
5251 (EPIPHANY_INTERRUPT_P): Update.
5252 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5253 New static function.
5254 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5255 <disinterrupt>: Affects type identity.
5256 (epiphany_handle_interrupt_attribute): Handle variable number of
5258 (epiphany_compute_function_type): Update for new
5259 epiphany_function_type definition.
5260 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5261 handlers with a longcall forwarder.
5262 (epiphany_start_function): Handle multiple interrupt arguments and/or
5263 forwarder_section attribute.
5265 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5268 2012-02-07 Alan Modra <amodra@gmail.com>
5271 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5274 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5276 PR tree-optimization/50969
5277 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5278 use vec_perm rather than vector_stmt.
5279 (vect_model_load_cost): Likewise.
5280 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5281 vec_perm to be the same as other vector statements.
5282 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5283 cost of vec_perm for TARGET_VSX.
5285 2012-02-06 Richard Guenther <rguenther@suse.de>
5287 PR tree-optimization/52115
5288 * tree-sra.c (access_has_replacements_p): New function.
5289 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5291 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5294 * trans-mem.c (expand_call_tm): Add an assertion.
5295 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5298 2012-02-06 Richard Guenther <rguenther@suse.de>
5300 PR tree-optimization/50955
5301 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5302 raise cost of expressions that replace an address with an
5303 expression based on a different pointer.
5305 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5308 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5309 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5311 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5314 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5315 -Weffc++ and specify guidelines come from second edition.
5317 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5319 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5320 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5321 (call_direct_split, call_value_split, call_value_internal_direct)
5322 (call_value_direct_split, call_value_multiple_split): Use jal and
5323 jal_macro attributes.
5325 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5327 * reload1.c (reload_regs_reach_end_p): Replace with...
5328 (reload_reg_rtx_reaches_end_p): ...this function.
5329 (new_spill_reg_store): Update commentary.
5330 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5331 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5332 before setting new_spill_reg_store.
5333 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5334 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5335 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5336 for non-spill reload registers.
5338 2012-02-05 Ira Rosen <irar@il.ibm.com>
5340 PR tree-optimization/52091
5341 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5342 (vect_is_simple_use_1): Likewise.
5343 * tree-vect-loop.c (vectorizable_reduction): Update calls
5344 to vect_is_simple_use_1 and vect_is_simple_use.
5345 (vectorizable_live_operation): Likewise.
5346 * tree-vect-patterns.c (widened_name_p,
5347 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5348 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5349 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5350 vectorizable_shift,vectorizable_operation, vectorizable_store,
5351 vectorizable_load): Likewise.
5352 (vect_is_simple_cond): Add an argument, pass it to
5353 vect_is_simple_use_1.
5354 (vectorizable_condition): Update calls to vect_is_simple_cond,
5356 (vect_is_simple_use): Add an argument, the statement in which
5357 OPERAND is used. Check that if OPERAND's def stmt is a double
5358 reduction phi node, the use is a phi node too.
5359 (vect_is_simple_use_1): Add an argument, pass it to
5361 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5362 to vect_is_simple_use.
5364 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5366 PR rtl-optimization/52095
5367 * modulo-sched.c (dump_insn_locator): New function.
5368 (loop_canon_p, sms_schedule): Use it.
5370 PR rtl-optimization/52113
5371 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5372 even for decomposable shift/zext insns.
5374 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5375 Zdenek Dvorak <ook@ucw.cz>
5377 PR rtl-optimization/52092
5378 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5379 on get_iv_value result.
5381 2012-02-02 Andrew Pinski <apinski@cavium.com>
5385 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5387 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5390 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5392 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5394 PR rtl-optimization/49800
5395 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5396 (sched_finish): Call regstat_free_n_sets_and_refs.
5398 2012-02-02 Jia Liu <proljc@gmail.com>
5400 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5403 2012-02-02 Jan Hubicka <jh@suse.cz>
5404 Tom de Vries <tom@codesourcery.com>
5407 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5408 * varpool.c (varpool_analyze_pending_decls): Likewise.
5410 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5411 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5413 * config.gcc: Add cr16-* support.
5415 * doc/extend.texi: Document cr16 extensions.
5416 * doc/install.texi: Document cr16 install.
5417 * doc/invoke.texi: Document cr16 options.
5418 * doc/md.texi: Document cr16 constraints.
5420 * common/config/cr16/cr16-common.c: New file.
5421 * config/cr16/cr16.c: New file.
5422 * config/cr16/cr16.h: New file.
5423 * config/cr16/cr16.md: New file.
5424 * config/cr16/cr16.opt: New file.
5425 * config/cr16/cr16-protos.h: New file.
5426 * config/cr16/predicates.md: New file.
5427 * config/cr16/constraints.md: New file.
5428 * config/cr16/t-cr16: New file.
5430 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5433 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5434 that operands[2] is either immediate, or q_regs_operand.
5436 PR tree-optimization/52073
5437 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5438 a pattern stmt for pattern uses, ignore uses outside of the loop.
5440 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5442 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5443 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5444 (OUT_AS1, OUT_AS2): Remove.
5446 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5448 PR rtl-optimization/51374
5449 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5450 to cross other volatile_refs_p insns.
5452 2012-02-01 Richard Guenther <rguenther@suse.de>
5454 * doc/invoke.texi (fno-inline): Clarify documentation.
5455 (finline-small-functions): Likewise.
5456 (finline-functions): Likewise.
5457 * common.opt (finline): Adjust comment and documentation.
5458 (finline-small-functions): Clarify documentation.
5459 (finline-functions): Likewise.
5460 (finline-functions-called-once): Likewise.
5462 2012-02-01 Tristan Gingold <gingold@adacore.com>
5464 * c-typeck.c (composite_type): Keep mode for pointers.
5466 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5468 * function.h (regno_reg_rtx): Adjust comment.
5469 * reginfo.c (init_reg_modes_target): Only use the previous mode
5470 if it fits within one register. Remove MIPS comment.
5472 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5475 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5477 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5479 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5480 to srak instruction.
5482 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5484 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5486 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5491 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5493 2012-01-31 Richard Guenther <rguenther@suse.de>
5495 PR tree-optimization/51528
5496 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5499 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5504 * ree.c (add_removable_extension): Change def_map argument
5505 to unsigned *, store in def_map 1 + offset into *insn_list vector
5506 instead of pointers into the vector.
5507 (find_removable_extensions): Adjust caller.
5509 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5511 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5512 Transform all "* quoted-c-code" to { c-code }.
5513 Remove redundant test for "optimize" in combine patterns.
5514 Move (include "avr-dimode.md") to end of file.
5516 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5519 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5520 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5522 2012-01-30 Richard Guenther <rguenther@suse.de>
5524 PR tree-optimization/52028
5525 * tree-loop-distribution.c (ldist_gen): Properly update
5528 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5531 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5532 set_cur_line_info_table if not emitting debug info.
5534 PR tree-optimization/52046
5535 * tree-vect-patterns.c (check_bool_pattern): Give up if
5536 a comparison could throw.
5539 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5541 2012-01-30 Richard Guenther <rguenther@suse.de>
5543 PR tree-optimization/52045
5544 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5545 SSA form if cfgcleanup did anything.
5547 2012-01-30 Richard Guenther <rguenther@suse.de>
5549 PR tree-optimization/52045
5550 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5551 before computing final todo.
5553 2012-01-30 Richard Guenther <rguenther@suse.de>
5555 PR tree-optimization/51528
5556 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5559 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5561 * df-problems.c (df_kill_notes): Check that the use refers
5562 to the note under examination.
5564 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5567 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5568 parameter and use short-lived pseudos.
5569 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5570 (sparc_expand_vector_init): Const-ify local variables and adjust
5571 calls to above functions.
5573 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5575 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5577 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5579 * doc/invoke.texi: Make usage of "compile time" and
5580 "run time"/"runtime" consistent throughout the file.
5582 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5584 * config/alpha/alpha.c (alpha_option_override): Default to
5585 full IEEE compliance mode for Go language.
5587 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5589 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5590 (LINK_SSP_SPEC): Define.
5592 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5595 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5598 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5600 * doc/invoke.texi: Correct hyphenation of "floating point",
5601 "double precision", and related terminology throughout the file.
5603 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5606 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5607 arm_general_register_operand predicate for operand 2 instead of
5610 2012-01-27 Ian Lance Taylor <iant@google.com>
5613 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5614 * builtins.c (expand_builtin_init_trampoline): Add onstack
5615 parameter. Change caller.
5616 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5617 * tree.c (build_common_builtin_nodes): Declare
5618 __builtin_init_heap_trampoline.
5620 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5622 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5623 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5624 * config/avr/avr.c: Ditto.
5625 (avr_regnames): Remove because unused.
5626 * config/avr/avr.md (*cpse.ne): New peephole.
5627 (*cpse.eq): New peephole from former cpse peepholes.
5629 2012-01-27 Michael Eager <eager@eagercon.com>
5631 * config/microblaze.c (microblaze_emit_compare): Correct
5632 test after pcmp instruction.
5634 2012-01-27 Richard Guenther <rguenther@suse.de>
5636 PR tree-optimization/52020
5637 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5639 2012-01-27 Richard Guenther <rguenther@suse.de>
5641 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5642 function non-const/pure.
5644 2012-01-27 Richard Guenther <rguenther@suse.de>
5646 PR tree-optimization/50444
5647 * tree-sra.c (build_ref_for_offset): Properly adjust the
5648 MEM_REF type for unaligned accesses.
5650 2012-01-27 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/50444
5653 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5654 (expand_assignment): Use it. Properly handle misaligned
5655 bases when expanding stores to component references.
5656 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5659 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5662 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5663 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5664 * tree-data-ref.c (find_data_references_in_loop): Make static.
5665 (compute_all_dependences): Change return type to bool. Bail out
5666 for too many datarefs in a loop. Move the hunk resetting the data
5667 dependences vector from ...
5668 (compute_data_dependences_for_loop): ... here. Account for
5669 compute_all_dependences returning false.
5670 (compute_data_dependences_for_bb): Likewise.
5671 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5672 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5674 2012-01-27 Richard Guenther <rguenther@suse.de>
5677 * expr.c (store_field): Use the alias-set of the scratch memory
5680 2012-01-27 Tom de Vries <tom@codesourcery.com>
5682 PR tree-optimization/51990
5683 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5685 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5687 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5690 * var-tracking.c (reverse_op): Don't add any reverse operation
5691 if V already has any constant locations.
5693 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5695 * doc/invoke.texi: Correct usage of "command line" (noun)
5696 vs "command-line" (adjective) throughout.
5698 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5700 * doc/invoke.texi (Language Independent Options): Move
5701 -Wcoverage-mismatch blurb from here....
5702 (Warning Options): ...to here.
5704 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5706 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5707 Set rs6000_always_hint to false for 476.
5709 2012-01-27 Matthias Klose <doko@ubuntu.com>
5711 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5713 * incpath.c (add_standard_paths): Likewise.
5715 2012-01-27 Richard Henderson <rth@redhat.com>
5717 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5718 * config/m68k/sync.md (atomic_test_and_set): Rename from
5719 sync_test_and_setqi and adjust the operands.
5720 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5721 and unconditionally enable.
5723 2012-01-27 Richard Henderson <rth@redhat.com>
5725 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5726 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5727 (ldstub): Rename from ldstubqi.
5728 (ldstub<I24MODE>): Remove.
5730 2012-01-27 Richard Henderson <rth@redhat.com>
5732 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5733 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5734 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5735 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5736 * doc/tm.texi: Rebuild.
5738 2012-01-27 Richard Henderson <rth@redhat.com>
5740 * optabs.c (gen_atomic_test_and_set): Remove default.
5741 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5743 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5745 PR rtl-optimization/51978
5746 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5747 (combine_reaching_defs): Likewise.
5748 (struct re_info): Remove.
5749 (add_removable_extension): Remove x and data arguments,
5750 add insn, insn_list and def_map. Use the arguments directly
5751 instead of using struct re_info.
5752 (find_removable_extensions): Don't call add_removable_extension
5753 through note_stores, instead just call it with single_set
5755 (find_and_remove_re): Pass curr_cand->expr instead of
5756 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5758 2012-01-26 Michael Matz <matz@suse.de>
5760 PR tree-optimization/46590
5761 * cfgexpand.c: Revert last change (r183305).
5762 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5764 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5765 checking for emptiness.
5767 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5770 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5771 non-addressable non-BLKmode base correctly.
5773 2012-01-26 Michael Matz <matz@suse.de>
5775 PR tree-optimization/48794
5776 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5777 regions referenced from RESX/EH_DISPATCH.
5779 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5781 * config/s390/s390.h: Make BRANCH_COST an option.
5782 * config/s390/s390.opt: New option -mbranch-cost.
5784 2012-01-26 Richard Henderson <rth@redhat.com>
5786 Revert 2012-01-24 change:
5787 * trans-mem.c (requires_barrier): Do not instrument thread local
5788 variables and emit save/restore for them.
5790 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5793 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5796 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5798 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5801 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5804 Rename __pgm to __flash.
5805 Rename __pgm1 to __flash1.
5806 Rename __pgm2 to __flash2.
5807 Rename __pgm3 to __flash3.
5808 Rename __pgm4 to __flash4.
5809 Rename __pgm5 to __flash5.
5810 Rename __pgmx to __memx.
5811 * doc/extend.texi (AVR Named Address Spaces)
5812 Rename address space names as indicated above.
5813 * config/avr/avr.c (avr_addrspace): Ditto.
5815 * config/avr/avr-protos.h
5816 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5817 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5818 * config/avr/predicates.md: Ditto.
5819 * config/avr/avr.c Ditto, and
5820 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5821 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5823 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5824 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5825 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5826 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5827 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5828 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5829 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5830 * config/avr/avr.c: Ditto.
5831 * config/avr/avr.md: Ditto.
5833 2012-01-25 Jason Merrill <jason@redhat.com>
5836 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5838 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5840 PR tree-optimization/51987
5841 * tree-data-ref.c (get_references_in_stmt): Handle references in
5842 non-volatile GIMPLE_ASM.
5844 2012-01-25 Richard Guenther <rguenther@suse.de>
5846 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5847 bases are dereferenced.
5849 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5851 PR rtl-optimization/48374
5852 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5854 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5856 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5857 compute_data_dependences_for_loop returns false.
5858 * tree-parloops.c (loop_parallel_p): Likewise.
5860 2012-01-25 Richard Guenther <rguenther@suse.de>
5862 * tree.h (get_pointer_alignment_1): Declare.
5863 * builtins.c (get_pointer_alignment_1): New function.
5864 (get_pointer_alignment): Use it.
5866 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5868 PR rtl-optimization/48308
5869 * combine.c (enum undo_kind): Add UNDO_LINKS.
5870 (struct undo): Add member l to other_contents and where.
5871 (do_SUBST_LINK): New.
5873 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5874 (undo_all): Handle UNDO_LINKS.
5876 2012-01-25 Richard Henderson <rth@redhat.com>
5878 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5881 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5883 * optabs.c (gen_atomic_test_and_set): Use each argument.
5885 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5887 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5888 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5889 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5890 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5891 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5892 TARGET_PAIRED_SINGLE_FLOAT.
5894 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5896 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5897 (in_struct, return_val): Remove MEM documentation.
5898 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5899 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5900 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5902 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5903 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5904 * expr.c (store_field): Likewise.
5905 * function.c (assign_stack_temp_for_type): Likewise.
5906 * ifcvt.c (noce_try_cmove_arith): Likewise.
5907 * reload1.c (reload): Likewise.
5908 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5909 (alpha_set_memflags): Likewise.
5910 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5912 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5914 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5916 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5917 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5918 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5920 * cselib.c (cselib_rtx_varies_p): Delete.
5921 (cselib_invalidate_mem): Update call to canon_true_dependence.
5922 * dse.c (record_store, check_mem_read_rtx): Likewise.
5923 (scan_reads_nospill): Likewise.
5924 * cse.c (check_dependence): Likewise.
5925 (cse_rtx_varies_p): Delete.
5926 * expr.c (safe_from_p): Update call to true_dependence.
5927 * ira.c (validate_equiv_mem_from_store): Likewise.
5928 (memref_referenced_p): Likewise.
5929 * postreload-gcse.c (find_mem_conflicts): Likewise.
5930 * sched-deps.c (sched_analyze_2): Likewise.
5931 * store-motion.c (load_kills_store): Likewise.
5932 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5933 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5934 (compute_transp): Update call to canon_true_dependence.
5936 2012-01-25 Richard Henderson <rth@redhat.com>
5938 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5939 (maybe_emit_atomic_test_and_set): New.
5940 (expand_sync_lock_test_and_set): Use it.
5941 (expand_atomic_test_and_set): Likewise.
5942 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5943 the implementation; clarify implementation defined details.
5944 * doc/md.texi (atomic_test_and_set): Document.
5946 2012-01-25 Richard Henderson <rth@redhat.com>
5948 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5950 2012-01-25 Richard Henderson <rth@redhat.com>
5953 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5954 to effect no-op split.
5956 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5959 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5960 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5961 (BT_FN_VOID_PTR_INT_SIZE): New.
5962 (BT_FN_UINT_UINT_VAR): Remove.
5963 (BT_FN_UINT32_UINT32_VAR): New.
5964 (BT_FN_DOUBLE_VPTR): Remove.
5965 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5967 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5968 (_ITM_changeTransactionMode): Same.
5969 (_ITM_memmoveRtWt): Change return type to void.
5970 (_ITM_memcpyRtWt): Same.
5971 (_ITM_memsetW): Same.
5972 (_ITM_RaRD): Change types to double.
5977 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5979 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5980 Patrick Marlier <patrick.marlier@gmail.com>
5982 * trans-mem.c (requires_barrier): Do not instrument thread local
5983 variables and emit save/restore for them.
5985 2012-01-24 Jason Merrill <jason@redhat.com>
5988 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5989 output static aliases.
5991 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5994 * common.opt (-pie, -shared, pie, shared): Change from Common to
5996 * gcc.c (display_help): Display help for -pie and -shared.
5998 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6001 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6002 Remove note on size/offset limitation.
6003 (AVR Variable Attributes): Add example how to read data located
6004 with progmem. Refer to named address spaces.
6005 * doc/invoke.texi (AVR Options): Fix typo.
6007 2012-01-24 Richard Guenther <rguenther@suse.de>
6009 Forward-port to trunk
6010 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6013 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6014 op0 isn't sufficiently aligned and there is movmisalignM
6015 insn for mode, use it to load op0 into a temporary register.
6017 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6020 * target.def (const_not_ok_for_debug_p): New hook.
6021 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6023 * doc/tm.texi: Regenerated.
6024 * dwarf2out.c (const_ok_for_output_1): If
6025 targetm.const_not_ok_for_debug_p returns true, fail.
6026 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6028 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6030 2012-01-23 Kai Tietz <ktietz@redhat.com>
6033 * config/i386/predicates.md (symbolic_operand): Allow
6034 UNSPEC_PCREL as PIC expression for lea.
6035 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6036 * config/i386/i386.c (ix86_delegitimize_address): Handle
6037 UNSPEC_PCREL for none-MEM, too.
6039 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6041 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6042 (ipa_tm_create_version_alias): Same.
6044 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6047 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6048 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6050 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6051 Patrick Marlier <patrick.marlier@gmail.com>
6052 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6055 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6056 simple_object_start_read.
6058 2012-01-23 Richard Guenther <rguenther@suse.de>
6061 PR tree-optimization/51895
6062 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6063 parameter decomposition into BLKmode components.
6065 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6067 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6068 fake variables for restrict-qualified pointers whose pointed-to type
6069 contains a placeholder.
6071 2012-01-23 Richard Guenther <rguenther@suse.de>
6073 PR tree-optimization/51949
6074 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6076 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6078 PR rtl-optimization/51933
6079 * ree.c (transform_ifelse): Return true right away if dstreg is
6080 already wider or equal to cand->mode.
6081 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6082 (make_defs_and_copies_lists): Remove defs_list and copies_list
6083 arguments, add state argument, just truncate state->work_list
6084 instead of always allocating and freeing the vector. Assert that
6085 get_defs succeeds instead of returning 2. Changed return type to bool.
6086 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6087 have ext_src_mode, see if it has been modified already with the
6088 right kind of extension and has been extended before from the
6089 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6090 just return true. Remember the original mode in state->modified array.
6091 (combine_reaching_defs): Add state argument. Don't allocate and
6092 free here def_list, copied_list and vec vectors, instead just
6093 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6094 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6095 Add state variable, clear vectors in it, initialize state.modified
6096 if needed. Free all the vectors at the end and state.modified too.
6097 Don't skip a candidate if the extension expression has been modified.
6099 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6102 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6103 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6104 (extra_options) interix.opt -> i386/interix.opt"
6105 (extra_objs):Add winnt-stubs.o
6106 * configure.ac: Add interix to target_os .comm on PE check.
6107 * configure: Regenerate.
6108 * config/interix3.h: Delete and move bits to..
6109 * config/interix.h: Delete and move bits to..
6110 * config/i386/i386-interix3.h: Delete and move bits to..
6111 * config/i386/i386-interix.h: ..here.
6112 (TARGET_CPU_DEFAULT): Remove redefinition.
6113 (TARGET_ASM_CONSTRUCTOR): Undefine.
6114 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6115 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6116 (PTRDIFF_TYPE): Define.
6117 (LONG_DOUBLE_TYPE_SIZE): Define.
6118 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6119 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6120 (TARGET_SECTION_TYPE_FLAGS): Define.
6121 (ASM_DECLARE_FUNCTION_NAME): Define.
6122 (ASM_OUTPUT_EXTERNAL): Define.
6123 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6124 (ASM_OUTPUT_ALIGNED_BSS): Define.
6125 (PCC_BITFIELD_TYPE_MATTERS): Define.
6126 (USE_CONST_SECTION): Define.
6127 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6128 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6129 (SUPPORTS_ONE_ONLY): Remove.
6130 (I386_PE_STRIP_ENCODING): Define.
6131 * config/interix.opt: Delete and move bits to..
6132 * config/i386/interix.opt: ..here. New.
6133 (mpe-aligned-commons): Add.
6134 * config/i386/t-interix: Add copyright header.
6135 (winnt-stubs.o): Add rule.
6137 2012-01-22 Jason Merrill <jason@redhat.com>
6140 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6141 for extra name aliases.
6143 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6145 PR rtl-optimization/51924
6146 * ree.c (combine_set_extension): Improve debugging message.
6147 (combine_reaching_defs): Likewise.
6148 (get_defs): Rename confusingly named variable.
6149 (find_and_remove_re): Skip a candidate if the extension expression has
6152 2012-01-21 Robert Millan <rmh@gnu.org>
6153 Gerald Pfeifer <gerald@pfeifer.com>
6155 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6156 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6158 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6160 PR tree-optimization/51914
6161 * tree-vect-stmts.c (vectorizable_conversion): For
6162 cvt_type && modifier == WIDEN, put temporary with cvt_type
6163 at the beginning of vec_dsts and set vec_dest to temporary
6166 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6168 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6170 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6172 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6173 * config/rs6000/rs6000.c: Likewise.
6175 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6178 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6179 output_move_double on a copy of operands array.
6181 2012-01-20 Cary Coutant <ccoutant@google.com>
6182 Dodji Seketeli <dodji@redhat.com>
6185 * dwarf2out.c (copy_declaration_context): Return ref to parent
6186 of declaration DIE, if necessary.
6187 (remove_child_or_replace_with_skeleton): Add new parameter; update
6188 caller. Place skeleton DIE under parent DIE of original declaration.
6189 Move call to copy_declaration_context to here ...
6190 (break_out_comdat_types): ... from here.
6192 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6194 PR rtl-optimization/51856
6195 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6198 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6201 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6202 hints for neon loads and stores.
6204 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6208 * doc/extend.texi (Named Address Spaces): Split into subsections.
6209 (AVR Named Address Spaces): New subsection.
6210 (M32C Named Address Spaces): New subsection.
6211 (RL78 Named Address Spaces): New subsection.
6212 (SPU Named Address Spaces): New subsection.
6213 (Variable Attributes): New anchor "AVR Variable Attributes".
6214 (AVR Variable Attributes): Rewrite and avoid wording
6215 "address space" in this context.
6216 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6217 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6218 (AVR Built-in Macros): New subsubsection therein.
6219 * doc/md.texi (AVR constraints): Remove "C04", "R".
6221 2012-01-20 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/51903
6224 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6225 when removing stmts.
6227 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6230 * config/arm/arm.c (arm_load_pic_register): Use
6231 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6232 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6233 (arm_pic_static_addr): Likewise.
6234 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6235 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6236 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6237 (pic_load_addr_unified): New.
6239 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6242 * function.c (instantiate_virtual_regs_in_insn): Use
6243 delete_insn_and_edges when removing a wrong asm insn.
6245 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6247 PR rtl-optimization/40761
6248 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6249 Add new member loop_num.
6250 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6251 (ira_build): Remove the parameter.
6253 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6254 (ira.c): Do not build CFG loops for one region allocation. Remove
6255 argument from ira_build call.
6257 * ira-build.c (init_loop_tree_node): New function.
6258 (create_loop_tree_nodes): Use it. Separate the case when CFG
6259 loops are not built.
6260 (more_one_region_p): Check current_loops.
6261 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6263 (add_loop_to_tree): Process loop equal to NULL too.
6264 (form_loop_tree): Separate the case when CFG loops are not built.
6265 Use explicitly number for the root.
6266 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6268 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6269 instead of loop->num.
6270 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6271 (mark_all_loops_for_removal): Ditto.
6272 (remove_unnecessary_regions): Separate the case when CFG loops
6274 (ira_build): Remove the parameter. Use explicit number of regions
6275 when CFG loops are not built.
6277 * ira-color.c (print_loop_title): Separate the case for the root node.
6278 Use loop_num instead of loop->num.
6279 (move_spill_restore): Use loop_num instead of loop->num.
6281 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6282 (change_loop): Ditto.
6283 (change_loop): Use loop_num instead of loop->num.
6285 * ira-lives.c (process_bb_node_lives): Ditto.
6287 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6289 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6291 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6294 * tree-mudflap.c (mf_artificial): New function.
6295 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6296 mx_register_decls, mudflap_enqueue_decl): Use it.
6299 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6300 numbers in the insn pattern.
6302 2012-01-19 Michael Matz <matz@suse.de>
6304 PR tree-optimization/46590
6305 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6306 use it in remembering which conflicts we already created.
6307 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6310 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6313 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6314 (merge_and_complain): Same.
6316 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6319 * config/initfini-array.h: Guard content of the header
6320 with #ifdef HAVE_INITFINI_ARRAY.
6321 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6322 Add initfini-array.h to tm_file here.
6323 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6324 * config.gcc: Don't add initfini-array.h to tm_file here.
6325 * configure: Regenerated.
6327 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6329 PR rtl-optimization/51505
6330 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6331 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6332 (df_note_bb_compute): Update the call to df_kill_notes.
6334 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6336 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6338 2012-01-18 Richard Guenther <rguenther@suse.de>
6340 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6341 of conversions to void *.
6343 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6344 Richard Sandiford <rdsandiford@googlemail.com>
6348 * optabs.h (simplify_expand_binop): Declare.
6349 * optabs.c (simplify_expand_binop): Make global.
6350 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6351 endian targets if the source cannot be exactly covered by word
6354 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6357 * hard-reg-set.h (struct hard_reg_set_container): New type.
6358 * target.h (struct hard_reg_set_container): Forward declare.
6359 * target.def (set_up_by_prologue): New target hook.
6360 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6361 * doc/tm.texi: Regenerated.
6362 * function.c (thread_prologue_and_epilogue_insns): Change
6363 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6364 Call targetm.set_up_by_prologue on it.
6365 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6366 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6368 2012-01-17 Nick Clifton <nickc@redhat.com>
6370 * config/rx/rx.c (rx_can_use_simple_return): New function.
6371 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6372 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6374 2012-01-17 Richard Guenther <rguenther@suse.de>
6377 * expr.c (expand_assignment): Take address-space information
6378 from the address operand of MEM_REF and TARGET_MEM_REF.
6379 (expand_expr_real_1): Likewise.
6381 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6383 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6384 reload dump is requested.
6386 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6389 * trans-mem.c (requires_barrier): Call may_be_aliased.
6391 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6393 PR tree-optimization/51877
6394 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6395 call arguments and fndecls compare equal, instead return false if they
6396 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6397 both SSA_NAMEs that are valueized the same, or they satisfy
6400 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6402 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6404 * configure: Regenerate.
6406 2012-01-16 Jan Hubicka <jh@suse.cz>
6410 * convert.c (convert_to_integer): Use fold_convert for
6411 converting an INTEGER_CST to integer type.
6413 2012-01-16 Jason Merrill <jason@redhat.com>
6416 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6418 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6421 * config/s390/s390.c (s390_chunkify_start): Don't skip
6422 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6423 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6424 If insn is followed by NOTE_INSN_VAR_LOCATION or
6425 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6426 Don't use location of note insns.
6428 PR tree-optimization/51865
6429 * tree-inline.c (tree_function_versioning): Call remap_decl
6430 on DECL_RESULT whenever it has VOID_TYPE_P type.
6432 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6434 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6435 for calls to locally-binding MIPS16 functions if only the return
6436 type uses float regs.
6438 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6439 Richard Sandiford <rdsandiford@googlemail.com>
6441 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6442 (SYMBOL_32_HIGH): Likewise.
6443 (mips_output_tls_reloc_directive): Declare.
6444 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6445 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6446 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6447 (mips_lo_relocs, mips_hi_relocs): Make extern.
6448 (mips16_stub_function): Move up file.
6449 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6450 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6451 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6452 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6453 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6454 (mips_get_tp): Add MIPS16 support.
6455 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6456 Generalize DTPREL and TPREL handling.
6457 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6458 Add MIPS16 TLS support.
6459 (mips_output_tls_reloc_directive): New function.
6460 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6461 * config/mips/predicates.md (symbolic_operand_with_high)
6462 (tls_reloc_operand): New predicates.
6463 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6464 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6465 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6466 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6467 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6468 (*tls_get_tp_mips16_call_<mode>): Likewise.
6470 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6472 PR rtl-optimization/51821
6473 * recog.c (peep2_find_free_register): Determine clobbered registers
6476 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6479 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6480 * config/avr/avr.c: Likewise.
6481 * config/avr/avr.h: Likewise.
6483 2012-01-13 Ian Lance Taylor <iant@google.com>
6486 * tree.h (TYPE_QUALS): Add cast to int.
6487 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6489 2012-01-13 Ian Lance Taylor <iant@google.com>
6491 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6492 comparing param_index to VEC_length result.
6494 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6496 * c-decl.c: Do not include tree-mudflap.h
6497 * tree-optimize.c: Likewise.
6498 * Makefile.in: Update dependencies.
6500 2012-01-13 Richard Guenther <rguenther@suse.de>
6503 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6504 variable-sized result always use RSO.
6506 2012-01-12 DJ Delorie <dj@redhat.com>
6508 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6509 pointer type, not just the default pointer type.
6511 2012-01-09 Richard Henderson <rth@redhat.com>
6512 Denis Chertykov <chertykov@gmail.com>
6515 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6516 * config/avr/avr.c (avr_can_eliminate): Simplify.
6517 (avr_initial_elimination_offset): Likewise.
6518 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6519 (expand_epilogue): Likewise.
6520 (avr_legitimize_address): Gut.
6521 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6522 (avr_hard_regno_nregs): New.
6523 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6524 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6525 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6526 add soft frame pointer.
6527 (CALL_USED_REGISTERS): Likewise.
6528 (REG_CLASS_CONTENTS): Likewise.
6529 (REGISTER_NAMES): Likewise.
6530 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6531 (HARD_FRAME_POINTER_REGNUM): New.
6532 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6533 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6534 remove the HARD_FRAME_POINTER self-elimination.
6536 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6539 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6540 DECL_EXTERNAL when checking for initializers of progmem variables.
6542 2012-01-12 Ira Rosen <irar@il.ibm.com>
6544 PR tree-optimization/51799
6545 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6546 that the last operation is a type demotion.
6548 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6550 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6551 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6553 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6556 * combine.c (distribute_notes): If i3 is a noreturn call,
6557 allow old_size to be equal to args_size and make sure the
6558 noreturn call gets REG_ARGS_SIZE note.
6559 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6560 on noreturn calls even when the delta is 0.
6562 2012-01-11 Nathan Sidwell <nathan@acm.org>
6564 * gcov.c (STRING_SIZE): Remove.
6565 (generate_results): Erase annotations for source files with no
6566 coverage information.
6568 (output_lines): Use it.
6570 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6572 * gimple.h (gimplify_body): Remove first argument.
6573 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6574 pointer set here, instead just pass DATA to walk_tree.
6575 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6576 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6577 (unvisit_body): Likewise, but with unmark_visited.
6578 (gimplify_body): Remove BODY_P argument and adjust.
6579 (gimplify_function_tree): Adjust call to gimplify_body.
6580 * omp-low.c (finalize_task_copyfn): Likewise.
6582 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6584 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6585 (build_function_type_skip_args): Delete.
6586 * tree.c (build_function_type_skip_args): Make static and add
6587 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6588 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6589 pass it to build_function_type_skip_args.
6590 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6591 (tree_function_versioning): Likewise.
6592 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6593 build_function_decl_skip_args.
6594 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6595 and pass it to build_function_decl_skip_args/tree_function_versioning.
6596 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6597 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6598 * trans-mem.c (ipa_tm_create_version): Likewise.
6599 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6600 * tree-inline.c (declare_return_variable): Remove always-true test.
6601 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6602 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6603 * ipa-split.c (split_function): Skip the return value for the split
6604 part if it doesn't return.
6606 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6608 PR tree-optimization/49642
6609 * ipa-split.c (forbidden_dominators): New variable.
6610 (check_forbidden_calls): New function.
6611 (dominated_by_forbidden): Likewise.
6612 (consider_split): Check for forbidden dominators.
6613 (execute_split_functions): Initialize and free forbidden
6614 dominators info; call check_forbidden_calls.
6616 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6618 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6620 2012-01-11 Nick Clifton <nickc@redhat.com>
6622 * config/rx/rx.md (return): Define pattern.
6624 2012-01-11 Richard Guenther <rguenther@suse.de>
6626 * doc/extend.texi (malloc attribute): Adjust according to
6629 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6630 Patrick Marlier <patrick.marlier@gmail.com>
6633 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6634 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6635 (ipa_tm_note_irrevocable): Same.
6636 (ipa_tm_scan_irr_block): Same.
6637 (ipa_tm_decrement_clone_counts): Same.
6638 (ipa_tm_scan_irr_function): Same.
6639 (ipa_tm_create_version_alias): Same.
6640 (ipa_tm_create_version): Same.
6641 (ipa_tm_transform_calls_redirect): Same.
6642 (ipa_tm_transform_calls): Same.
6643 (ipa_tm_transform_transaction): Same.
6644 (ipa_tm_execute): Same.
6646 2012-01-10 Richard Guenther <rguenther@suse.de>
6649 * opts.c (common_handle_option): Handle -Werror.
6651 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6653 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6656 2012-01-10 Jason Merrill <jason@redhat.com>
6658 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6661 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6663 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6664 supports R_386_TLS_GD_PLT reloc.
6665 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6666 supports R_386_TLS_LDM_PLT reloc.
6667 * configure: Regenerate.
6668 * config.in: Regenerate.
6670 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6673 Extend __pgmx semantics to linearize memory.
6674 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6675 determine if code comes inline or from libgcc.
6676 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6677 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6678 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6679 (movmemx_qi, movmemx_hi): New insns.
6680 (xload_<mode>_libgcc): Rewrite to new insn condition.
6681 (xload_<mode>): Remove insns.
6682 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6683 cases that don't satisfy avr_xload_libgcc_p().
6684 (avr_addr_space_convert): Allow converting in any direction.
6685 (avr_addr_space_subset_p): Return always true.
6686 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6687 (avr_emit_movmemhi): Ditto.
6688 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6689 (avr_out_movmem): Ditto.
6690 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6691 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6692 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6693 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6694 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6696 2012-01-10 Richard Guenther <rguenther@suse.de>
6698 PR tree-optimization/50913
6699 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6700 Require data-refs to be representable by Graphite with respect
6703 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6705 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6706 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6708 2012-01-10 Tom de Vries <tom@codesourcery.com>
6710 PR rtl-optimization/51271
6711 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6712 handling annulled branch.
6714 2012-01-10 Richard Henderson <rth@redhat.com>
6716 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6717 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6718 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6719 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6720 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6721 arm_expand_vec_perm_const): New.
6722 * config/arm/arm-protos.h: Update.
6723 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6724 (*neon_vswp<VDQX>): New.
6725 (neon_vcombine<VDX>): Use neon_split_vcombine.
6726 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6727 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6728 (vec_perm<VE>): New.
6730 2012-01-10 Richard Henderson <rth@redhat.com>
6732 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6733 use it if reload_completed.
6734 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6735 arm_output_asm_insn, arm_process_output_memory_barrier,
6736 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6737 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6738 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6739 arm_process_output_sync_insn, arm_output_sync_insn,
6740 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6741 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6742 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6743 (emit_unlikely_jump): New.
6744 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6745 (arm_split_atomic_op): New.
6746 * config/arm/arm-protos.h: Update.
6747 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6748 (struct arm_sync_generator): Remove.
6749 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6750 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6751 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6752 (VUNSPEC_LL, VUNSPEC_SC): New.
6753 (sync_result, sync_memory, sync_required_value, sync_new_value,
6754 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6755 (attr length): Don't use arm_sync_loop_insns.
6756 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6757 (movsfcc, movdfcc): Likewise.
6758 * config/arm/constraints.md (Ua): New.
6759 * config/arm/prediates.md (mem_noofs_operand): New.
6760 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6761 (sync_clobber, sync_t2_reqd): Remove.
6762 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6763 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6764 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6765 (arm_sync_compare_and_swap<SIDI>): Remove.
6766 (arm_sync_compare_and_swap<NARROW>): Remove.
6767 (arm_sync_lock_test_and_set<SIDI>): Remove.
6768 (arm_sync_lock_test_and_set<NARROW>): Remove.
6769 (arm_sync_new_<syncop><SIDI>): Remove.
6770 (arm_sync_new_<syncop><NARROW>): Remove.
6771 (arm_sync_new_nand<SIDI>): Remove.
6772 (arm_sync_new_nand<NARROW>): Remove.
6773 (arm_sync_old_<syncop><SIDI>): Remove.
6774 (arm_sync_old_<syncop><NARROW>): Remove.
6775 (arm_sync_old_nand<SIDI>): Remove.
6776 (arm_sync_old_nand<NARROW>): Remove.
6777 (*memory_barrier): Merge arm_output_memory_barrier.
6778 (atomic_compare_and_swap<QHSD>): New.
6779 (atomic_compare_and_swap<NARROW>_1): New.
6780 (atomic_compare_and_swap<SIDI>_1): New.
6781 (atomic_exchange<QHSD>): New.
6782 (cas_cmp_operand, cas_cmp_str): New.
6783 (atomic_op_operand, atomic_op_str): New.
6784 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6785 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6786 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6787 (arm_load_exclusive<NARROW>): New.
6788 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6789 (arm_store_exclusive<QHSD>): New.
6791 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6793 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6794 reload patterns if -mvsx-scalar-memory.
6796 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6797 generated, even -mno-vsx-scalar-double was used.
6798 (vsx_xscvdpsp_scalar): Likewise.
6799 (vsx_xscvspdp_scalar2): Likewise.
6801 2012-01-09 Tom de Vries <tom@codesourcery.com>
6802 Andrew Pinski <apinski@cavium.com>
6805 * reorg.c (fill_slots_from_thread): Don't speculate
6806 frame-related insns.
6808 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6810 * sched-int.h (bb_note): Move to...
6811 * basic-block.h: ...here.
6812 * haifa-sched.c (bb_note): Move to...
6813 * cfgrtl.c: ...here.
6814 * function.c (next_block_for_reg): New function.
6815 (move_insn_for_shrink_wrap): Likewise.
6816 (prepare_shrink_wrap): Rewrite to use the above.
6818 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6820 * gimple.c (is_gimple_non_addressable): Remove.
6821 * gimple.h: Remove is_gimple_non_addressable.
6822 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6823 is_gimple_non_addressable.
6824 * trans-mem.c (expand_assign_tm): Same.
6826 2012-01-09 Richard Guenther <rguenther@suse.de>
6828 PR tree-optimization/51775
6829 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6830 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6832 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6834 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6836 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6838 2012-01-09 Richard Guenther <rguenther@suse.de>
6840 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6842 2012-01-08 Jan Hubicka <jh@suse.cz>
6844 PR tree-optimize/51680
6845 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6846 on when known_vals needs to be computed; cleanup.
6848 2012-01-08 Jan Hubicka <jh@suse.cz>
6850 PR tree-optimize/51694
6851 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6853 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6855 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6856 for -std=c++98 and -std=c++11 too.
6858 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6860 * cfgloop.c (cancel_loop): Add free() of bbs array.
6862 2012-01-07 Jan Hubicka <jh@suse.cz>
6864 PR tree-optimization/51600
6865 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6866 that benefits small functions.
6868 2012-01-07 Jan Hubicka <jh@suse.cz>
6870 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6872 2012-01-07 Jan Hubicka <jh@suse.cz>
6874 PR tree-optimization/51680
6875 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6876 whose inlining reduce unit size.
6878 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6881 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6882 Add canonical node to containing_mem chain after the non-canonical
6883 one, even if there weren't any locs to propagate.
6884 (remove_useless_values): Keep only canonical values.
6885 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6886 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6887 canonicalize mem_chain elements that are not discarded.
6889 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6892 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6893 before emitting functions.
6895 PR gcov-profile/50127
6896 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6897 clear_aux_for_blocks.
6899 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6902 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6904 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6906 * c-decl.c (ext_block): Moved up.
6907 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6909 2012-01-06 Han Shen <shenhan@google.com>
6911 Translate built-in include paths for sysroot.
6912 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6913 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6915 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6916 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6918 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6919 control whether sysroot should be prepended to gxx include dir.
6921 * configure: Regenerate.
6923 2012-01-06 Torvald Riegel <triegel@redhat.com>
6925 PR rtl-optimization/51771
6926 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6927 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6929 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6931 PR tree-optimization/51315
6932 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6933 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6935 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6938 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6939 for shrp pattern. Correctly handle and fixup shift variable.
6940 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6942 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6945 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6946 note when !ACCUMULATE_OUTGOING_ARGS.
6948 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6950 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6952 (extract_range_from_unary_expr_1): Avoid useless computations.
6954 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6956 PR rtl-optimization/51767
6957 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6958 of jump_block and add an extra edge for degenerated asm gotos.
6961 * stmt.c (check_unique_operand_names): Don't ICE during error
6962 reporting if i is from labels chain.
6965 * profile.c (branch_prob): Split bbs that have exit edge
6966 and need a fake entry edge too.
6968 2012-01-05 Jan Hubicka <jh@suse.cz>
6971 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6974 2012-01-05 Richard Guenther <rguenther@suse.de>
6977 * tree-streamer-out.c (write_ts_optimization): New function.
6978 (streamer_write_tree_body): Call it.
6979 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6980 (streamer_read_tree_body): Call it.
6981 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6983 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6986 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6987 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6988 in_cleanup_point_expr before gimplify_stmt call and restore it
6990 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6991 in_cleanup_point_expr is false.
6993 2012-01-05 Richard Guenther <rguenther@suse.de>
6996 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6998 * toplev.c (process_options): Reject combining mudflap and LTO.
6999 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7001 2012-01-05 Richard Guenther <rguenther@suse.de>
7003 PR tree-optimization/51760
7004 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7006 (bit_value_unop): Handle UNDEFINED operands.
7007 (bit_value_binop): Likewise.
7009 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7011 * config/avr/avr.c (avr_replace_prefix): Remove.
7012 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7013 (avr_asm_function_rodata_section): Ditto.
7014 (avr_asm_select_section): Ditto.
7016 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7018 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7021 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7024 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7025 calls that have any non-fake successor edges.
7028 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7030 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7032 PR tree-optimization/51624
7033 * tree-sra.c (build_ref_for_model): When replicating a chain of
7034 COMPONENT_REFs, stop as soon as the offset would become negative.
7036 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7039 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7040 in .debug_loc on the floor.
7042 2012-01-04 Andrew Pinski <apinski@cavium.com>
7044 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7046 2012-01-04 Andrew Pinski <apinski@cavium.com>
7047 Adam Nemet <anemet@caviumnetworks.com>
7049 * config/mips/mips.md (size): Add SI and DI.
7050 (SIZE): New mode attribute.
7051 (U): New code attribute.
7052 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7053 (mips_lbux_<mode>): Delete.
7054 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7055 (mips_lhx): Use gen_mips_lhx_extsi.
7056 (mips_lhx_<mode>): Delete.
7058 (mips_l<size>x): New expand.
7059 (mips_lwx_<mode>): Delete.
7060 (mips_l<GPR:size>x_<P:mode>): New pattern.
7061 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7062 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7063 * config/mips/mips.c (mips_lx_address_p): New function.
7064 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7065 (dsp64): New availability predicate.
7066 (mips_builtins): Add an entry for __builtin_mips_ldx.
7067 * config/mips/mips.h (ISA_HAS_LBX): New define.
7068 (ISA_HAS_LBUX): Likewise.
7069 (ISA_HAS_LHX): Likewise.
7070 (ISA_HAS_LHUX): Likewise.
7071 (ISA_HAS_LWX): Likewise.
7072 (ISA_HAS_LWUX): Likewise.
7073 (ISA_HAS_LDX): Likewise.
7074 * doc/extend.texi (__builtin_mips_ldx): Document.
7076 2012-01-04 Tristan Gingold <gingold@adacore.com>
7078 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7079 when long pointers are used.
7080 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7081 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7082 (ia64-hp-*vms*): Remove.
7083 * config/vms/xm-vms64.h: Delete.
7085 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7088 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7090 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7092 * opts.c (finish_options): Remove duplicate sorry.
7094 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7097 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7100 2012-01-04 Richard Guenther <rguenther@suse.de>
7103 * tree.c (size_low_cst): New function.
7104 * tree.h (size_low_cst): Declare.
7105 * fold-const.c (fold_comparison): Use it to extract the low
7106 part of the POINTER_PLUS_EXPR offset.
7108 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7110 Fix clearing ZERO_REG
7111 * config/avr/avr.md (cc): Add alternative "ldi".
7112 (movqi_insn): Use it in cc attribute.
7113 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7114 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7115 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7117 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7119 * configure: Regenerate.
7121 2012-01-04 Richard Guenther <rguenther@suse.de>
7123 PR tree-optimization/49651
7124 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7125 (var_can_have_subvars): Use it.
7126 (get_constraint_for_1): Only consider subfields if there can be any.
7128 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7131 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7132 to its new canonical_cselib_val and the cselib_val was in
7133 first_containing_mem chain, but the canonical_cselib_val was not,
7134 add the latter into the chain.
7135 (cselib_invalidate_mem): Compare canonical_cselib_val of
7136 addr_list chain elt with v.
7139 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7140 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7142 (output_macinfo_op): Don't ggc_strdup fd->filename.
7143 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7144 then ggc_strdup it. Don't free inc->info or cur->info.
7145 (output_macinfo): Don't free ref->info or file->info.
7147 2012-01-03 Ira Rosen <irar@il.ibm.com>
7149 PR tree-optimization/51269
7150 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7151 first_niters a pointer.
7152 (slpeel_tree_peel_loop_to_edge): Likewise.
7153 (vect_do_peeling_for_loop_bound): Update call to
7154 slpeel_tree_peel_loop_to_edge.
7155 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7156 here. Remove it from the parameters list.
7157 (vect_do_peeling_for_alignment): Update calls and compute
7160 2012-01-03 Richard Guenther <rguenther@suse.de>
7162 PR tree-optimization/51070
7163 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7164 Properly handle calls.
7166 2012-01-03 Richard Guenther <rguenther@suse.de>
7168 PR tree-optimization/51692
7169 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7170 the LHS of allocation stmts.
7172 2012-01-03 Olivier Hainque <hainque@adacore.com>
7174 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7176 2012-01-03 Olivier Hainque <hainque@adacore.com>
7178 * collect2.c (main): In AIX specific computations for vector
7179 insertions, use CONST_CAST2 to cast from char ** to const char **.
7181 2012-01-03 Richard Guenther <rguenther@suse.de>
7184 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7185 the context of a limbo DIE when it does not already exist.
7187 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7189 PR tree-optimization/51719
7190 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7191 but direct call is, clear direct call's lhs and don't add fallthrough
7192 edge from dcall_bb to join_bb and PHIs.
7194 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7196 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7197 the instructions emitted by the pattern.
7198 ("*TDC_insn_<mode>"): Add comment.
7200 2012-01-03 Richard Guenther <rguenther@suse.de>
7203 * fold-const.c (fold_comparison): Properly canonicalize
7204 tree offset and HOST_WIDE_INT bit position.
7206 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7208 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7209 operands for extzv pattern.
7211 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7214 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7217 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7219 * doc/invoke.texi (-flto and related options): Copy-edit.
7221 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7223 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7225 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7227 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7230 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7232 * expr.h (move_by_pieces_ninsns): Declare.
7233 * expr.c (move_by_pieces_ninsns): Make external.
7234 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7235 (mips_store_by_pieces_p): Likewise.
7236 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7237 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7238 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7239 (mips_store_by_pieces_p): Likewise.
7241 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7243 * passes.c (register_one_dump_file): Free full_name.
7245 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7246 (calculate_elim_costs_all_insns): Free offsets_at and
7247 offsets_known_at at the end and clear the pointers.
7249 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7251 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7252 this option introduced in r180739.
7254 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7257 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7258 (tmake_file target=avr): Add avr/t-multilib.
7260 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7261 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7262 * config/avr/genmultilib.awk: New file.
7263 * config/avr/t-multilib: New auto-generated file.
7264 * config/avr/multilib.h: New auto-generated file.
7265 * config/avr/t-avr (AVR_MCUS): New variable.
7266 (genopt.sh): Use it.
7267 (s-mlib): Depend on t-multilib.
7268 (t-multilib, multilib.h): New dependencies.
7269 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7270 (MULTILIB_OPTIONS): Remove.
7271 (MULTILIB_MATCHES): Remove.
7272 (MULTILIB_DIRNAMES): Remove.
7273 (MULTILIB_EXCEPTIONS): Remove:
7274 * config/avr/genopt.sh: Don't use hard coded file name;
7275 pass AVR_MCUS from t-avr instead.
7277 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7279 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7281 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7283 Implement light-weight DImode support.
7284 * config/avr/avr-dimode.md: New file.
7285 * config/avr/avr.md: Include it.
7286 (adjust_len): Add plus64, compare64.
7287 (HIDI): Remove code iterator.
7288 (code_stdname): New code attribute.
7289 (rotx, rotsmode): Remove DI.
7290 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7292 * config/avr/avr-protos.h (avr_have_dimode): New.
7293 (avr_out_plus64, avr_out_compare64): New.
7294 * config/avr/avr.c (avr_out_compare): Handle DImode.
7295 (avr_have_dimode): New variable definition and initialization.
7296 (avr_out_compare64, avr_out_plus64): New functions.
7297 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7298 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7299 (avr_compare_pattern): Skip DImode comparisons.
7301 2012-01-02 Revital Eres <revital.eres@linaro.org>
7303 * ddg.c (def_has_ccmode_p): New function.
7304 (add_cross_iteration_register_deps,
7305 create_ddg_dep_from_intra_loop_link): Call it.
7307 2012-01-02 Richard Guenther <rguenther@suse.de>
7310 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7312 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7314 * gcc.c (process_command): Update copyright notice dates.
7315 * gcov.c (print_version): Likewise.
7316 * gcov-dump.c (print_version): Likewise.
7317 * mips-tfile.c (main): Likewise.
7318 * mips-tdump.c (main): Likewise.
7320 2012-01-01 Ira Rosen <irar@il.ibm.com>
7322 PR tree-optimization/51704
7323 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7324 a use is inside the basic block or loop before accessing its vect info.
7326 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7328 PR rtl-optimization/51069
7329 * cfgloopmanip.c (remove_path): Removing path making irreducible
7330 region unconditional makes BB part of the region.
7332 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7334 PR tree-optimization/51683
7335 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7336 calls with side-effects.
7337 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7339 Copyright (C) 2012 Free Software Foundation, Inc.
7341 Copying and distribution of this file, with or without modification,
7342 are permitted in any medium without royalty provided the copyright
7343 notice and this notice are preserved.