1 2013-02-26 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/56443
4 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
5 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
6 to type_for_mode langhook.
8 2013-02-21 Jakub Jelinek <jakub@redhat.com>
11 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
14 2013-02-19 Jakub Jelinek <jakub@redhat.com>
16 Backported from mainline
17 2013-02-19 Jakub Jelinek <jakub@redhat.com>
19 PR tree-optimization/56350
20 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
21 if haven't found reduction or nested cycle operand, rather than
22 asserting we must find it.
24 PR tree-optimization/56381
25 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
28 2013-02-08 Jakub Jelinek <jakub@redhat.com>
30 PR tree-optimization/56250
31 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
32 if type is unsigned and code isn't MULT_EXPR.
34 2013-02-06 Jakub Jelinek <jakub@redhat.com>
37 * omp-low.c (use_pointer_for_field): Return false if
38 lower_send_shared_vars doesn't generate any copy-out code.
40 2012-11-27 Jakub Jelinek <jakub@redhat.com>
42 PR tree-optimization/55110
43 * tree-vect-loop.c (vectorizable_reduction): Don't assert
44 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
46 2013-02-18 Richard Biener <rguenther@suse.de>
49 2013-02-04 Richard Biener <rguenther@suse.de>
51 Backport from mainline
52 2012-07-04 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/53844
55 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
58 2013-02-13 David S. Miller <davem@davemloft.net>
60 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
62 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
64 Backport from mainline
65 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
67 PR rtl-optimization/56275
68 * simplify-rtx.c (avoid_constant_pool_reference): Check that
69 offset is non-negative and less than cmode size before
70 calling simplify_subreg.
72 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
74 Backport from mainline
75 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
77 * config/i386/sse.md (FMAMODEM): New mode iterator.
78 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
79 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
81 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
84 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
85 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
87 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
89 Backport from mainline
90 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
93 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
94 If there is no implicit builtin declaration, just return NULL.
96 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
97 Michael Meissner <meissner@linux.vnet.ibm.com>
99 Backport from mainline
100 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
101 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
103 2013-02-07 David S. Miller <davem@davemloft.net>
105 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
107 * var-tracking.c (vt_add_function_parameter): Test the presence of
108 HAVE_window_save properly and do not remap argument registers when
109 we have a leaf function.
111 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
113 Backport from mainline
114 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
117 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
119 * config/i386/i386.c (ix86_print_operand): Ditto.
121 2013-02-07 Alan Modra <amodra@gmail.com>
124 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
125 static chain, set REST_INLINE_FPRS too.
127 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
129 Backport from mainline
130 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
132 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
133 * configure: Regenerate.
135 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
137 Backport from mainline
138 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
139 Andrew Dixie <andrewd@gentrack.com>
141 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
144 2013-02-05 Richard Biener <rguenther@suse.de>
146 Backport from mainline
147 2012-12-10 Richard Biener <rguenther@suse.de>
149 PR tree-optimization/55107
150 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
151 (bitmap_set_replace_value): Add gcc_unreachable.
152 (do_regular_insertion): Re-write all_same handling. Insert
153 an assignment instead of a PHI in this case.
154 (execute_pre): Do not record constified events.
156 2013-02-05 Richard Biener <rguenther@suse.de>
158 PR tree-optimization/54767
159 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
160 backedges drop all symbolical range information.
161 (execute_vrp): Compute backedges.
163 2013-02-04 Richard Biener <rguenther@suse.de>
165 Backport from mainline
166 2012-01-11 Richard Guenther <rguenther@suse.de>
168 PR tree-optimization/44061
169 * tree-vrp.c (extract_range_basic): Compute zero as
170 value-range for __builtin_constant_p of function parameters.
172 2013-01-08 Jakub Jelinek <jakub@redhat.com>
175 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
177 2013-02-04 Richard Biener <rguenther@suse.de>
179 Backport from mainline
180 2012-07-04 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/53844
183 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
184 the loop virtual PHI.
186 2012-12-13 Richard Biener <rguenther@suse.de>
189 * tree-streamer.c (record_common_node): Check that we are not
190 recursively pre-loading nodes we want to skip. Handle
191 char_type_node appearing as part of va_list_type_node.
193 2013-02-04 Richard Biener <rguenther@suse.de>
196 * gimple.h (gimple_call_builtin_class_p): New function.
197 * gimple.c (validate_call): New function.
198 (gimple_call_builtin_class_p): Likewise.
199 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
200 Use gimple_call_builtin_class_p.
201 (find_func_clobbers): Likewise.
202 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
203 (strlen_optimize_stmt): Likewise.
205 2013-02-01 Jakub Jelinek <jakub@redhat.com>
207 Backported from mainline
208 2013-01-28 Jakub Jelinek <jakub@redhat.com>
210 PR tree-optimization/56125
211 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
212 pow(x,c) into sqrt(x) * powi(x, n/2) or
213 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
215 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
216 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
219 2013-01-25 Jakub Jelinek <jakub@redhat.com>
221 PR tree-optimization/56098
222 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
223 for stmts with volatile ops.
224 (cond_store_replacement): Don't optimize if assign has volatile ops.
225 (cond_if_else_store_replacement_1): Don't optimize if either
226 then_assign or else_assign have volatile ops.
228 2013-01-23 Jakub Jelinek <jakub@redhat.com>
231 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
232 instead of cmpdi_operand for first comparison operand.
233 Don't assert that comparison operands aren't both constants.
235 2013-01-21 Jakub Jelinek <jakub@redhat.com>
237 PR tree-optimization/56051
238 * fold-const.c (fold_binary_loc): Don't fold
239 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
240 a narrowing conversion, or widening conversion from signed
243 2013-01-18 Jakub Jelinek <jakub@redhat.com>
246 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
247 the case where writing real complex part of target modifies
250 2013-01-15 Jakub Jelinek <jakub@redhat.com>
253 * function.c (thread_prologue_and_epilogue_insns): Always
254 add crtl->drap_reg to set_up_by_prologue.set, even if
255 stack_realign_drap is false.
257 2013-01-10 Jakub Jelinek <jakub@redhat.com>
259 PR tree-optimization/55921
260 * tree-complex.c (expand_complex_asm): New function.
261 (expand_complex_operations_1): Call it for GIMPLE_ASM.
263 2013-01-03 Jakub Jelinek <jakub@redhat.com>
265 PR rtl-optimization/55838
266 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
267 iv0.step, iv1.step and step.
269 2012-11-23 Jakub Jelinek <jakub@redhat.com>
272 * Makefile.in (gimple-low.o): Depend on langhooks.h.
273 * gimple-low.c: Include langhooks.c.
274 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
275 by default call lang_hooks.block_may_fallthru.
276 * langhooks.h (struct lang_hooks): Add block_may_fallthru
278 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
279 (LANG_HOOKS_INITIALIZER): Use it.
281 2012-11-20 Jakub Jelinek <jakub@redhat.com>
284 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
285 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
286 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
287 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
288 fail if the last real insn doesn't have REG_ARGS_SIZE note.
290 2012-11-17 Jakub Jelinek <jakub@redhat.com>
292 PR tree-optimization/55236
293 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
294 and signed ARG0_TYPE, force low and high to be non-NULL.
296 2012-11-13 Jakub Jelinek <jakub@redhat.com>
298 PR rtl-optimization/54127
299 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
300 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
301 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
302 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
303 REG_LABEL_TARGET and REG_LABEL_OPERAND.
305 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
307 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
308 range isn't testing for zero.
310 2013-01-29 Richard Biener <rguenther@suse.de>
312 PR tree-optimization/56113
313 * tree-ssa-structalias.c (equiv_class_lookup): Also return
315 (label_visit): Free duplicate bitmaps and record the leader instead.
316 (perform_var_substitution): Adjust.
318 2013-01-28 Serowk <serowk@yandex.ru>
321 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
322 Fix mode checks to allow for the passing of constants in the
324 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
325 Add entries in the switch statement for builtin iwmmxt vector
326 shift and rotate builtins.
328 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
330 Backport from mainline
331 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
335 operand 0 in movabs insn template for -masm=intel asm alternative.
336 (*movabs<mode>_2): Ditto for operand 1.
338 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
340 Backport from mainline
341 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
345 alternative to (o,r).
346 (*movdi_internal_rex64): Remove (!o,n) alternative.
347 (DImode immediate->memory splitter): Remove.
348 (DImode immediate->memory peephole2): Remove.
349 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
350 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
351 alternative to (!o,*r).
352 (*movtf_internal_sse): New pattern.
353 (*movxf_internal_rex64): New pattern.
354 (*movxf_internal): Disable for TARGET_64BIT.
355 (*movdf_internal_rex64): Remove (!o,F) alternative.
357 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
360 involving stack registers slightly.
362 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/constraints.md (Yf): New constraint.
365 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
366 of f constraint to conditionaly disable x87 register preferences.
367 (*movdf_internal): Ditto.
368 (*movsf_internal): Ditto.
370 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
373 (*movtf_internal_rex64): Add (!o,C) alternative
374 (*movxf_internal_rex64): Ditto.
375 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
377 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
379 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
381 2013-01-24 Martin Jambor <mjambor@suse.cz>
383 Backport from mainline
384 2013-01-04 Martin Jambor <mjambor@suse.cz>
386 PR tree-optimization/55755
387 * tree-sra.c (sra_modify_assign): Do not check that an access has no
388 children when trying to avoid producing a VIEW_CONVERT_EXPR.
390 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
392 Backport from mainline
393 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
397 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
399 PR rtl-optimization/56023
400 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
401 dependent on debug instruction.
403 2013-01-21 Martin Jambor <mjambor@suse.cz>
405 Backport from mainline
406 2013-01-17 Martin Jambor <mjambor@suse.cz>
408 PR tree-optimizations/55264
409 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
410 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
411 for virtual functions.
412 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
414 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
415 virtual methods before inlining is over.
417 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
419 Backport from mainline
420 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
423 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
424 store through atomic_store<mode>_1.
425 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
427 2013-01-16 Richard Biener <rguenther@suse.de>
430 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
431 account for bitpos when computing alignment.
433 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
435 Backport from 2013-01-14 trunk r195169.
438 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
439 etc. to 1 and not to __flash.
440 Use LL suffix for __INT24_MAX__ with -mint8.
441 Use ULL suffix for __UINT24_MAX__ with -mint8.
443 2013-01-14 Matthias Klose <doko@ubuntu.com>
445 * doc/invoke.texi: Document -print-multiarch.
446 * doc/install.texi: Document --enable-multiarch.
447 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
448 * configure.ac: Add --enable-multiarch option.
449 Substitute with_cpu, with_float.
450 * configure: Regenerate.
451 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
452 enable_multiarch, with_cpu, with_float: New macros.
453 if_multiarch: New macro, define in terms of enable_multiarch.
454 * genmultilib: Add new argument for the multiarch name.
455 * gcc.c (multiarch_dir): Define.
456 (for_each_path): Search for multiarch suffixes.
457 (driver_handle_option): Handle multiarch option.
458 (do_spec_1): Pass -imultiarch if defined.
459 (main): Print multiarch.
460 (set_multilib_dir): Separate multilib and multiarch names
461 from multilib_select.
462 (print_multilib_info): Ignore multiarch names in multilib_select.
463 * incpath.c (add_standard_paths): Search the multiarch include dirs.
464 * cppdefault.h (default_include): Document multiarch in multilib
466 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
467 include directory for multiarch directories.
468 * common.opt: New options --print-multiarch and -imultilib.
470 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
471 Include i386/t-linux.
472 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
473 Include i386/t-kfreebsd.
474 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
475 * config/i386/t-linux64: Add multiarch names in
476 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
477 * config/i386/t-gnu: New file.
478 * config/i386/t-kfreebsd: Likewise.
479 * config/i386/t-linux: Likewise.
481 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
482 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
483 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
484 for 32bit non-biarch configurations.
486 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
487 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
490 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
492 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
494 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
495 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
496 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
498 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
499 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
500 Include rs6000/t-linux for 32bit non-biarch configurations.
502 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
504 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
506 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
507 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
509 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
510 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
512 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
514 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
515 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
516 (vect_estimate_min_profitable_iter): Adjust to above fix.
517 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
519 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
521 Backport from mainline
522 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
524 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
525 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
526 documentation. Add missing '__' in front of
527 __builtin_ia32_packssdw256.
529 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
531 Backport from mainline
532 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
535 attribute of movddup insn to DF.
536 (*vec_interleave_lowv2df): Ditto.
537 (vec_dupv2df): Ditto.
539 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
541 Backport from 2013-01-07 trunk r194991, r194992.
544 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
547 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
548 (avr_addrspace_t): Add .section_name field.
549 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
551 (avr_addrspace): Same. Initialize .section_name. Remove last
552 NULL entry. Put __memx into .progmemx.data.
553 (progmem_section_prefix): Remove.
554 (avr_asm_init_sections): No need to initialize progmem_section.
555 (avr_asm_named_section): Use avr_addrspace[].section_name to get
557 (avr_asm_select_section): Ditto. And use get_unnamed_section to
558 retrieve the progmem section.
559 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
560 boundary to run over avr_addrspace[].
561 (avr_register_target_pragmas): Ditto.
563 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
565 Backport from 2013-01-07 trunk r194978.
568 * doc/install.texi (Cross-Compiler-Specific Options): Document
571 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
573 Backport from 2013-01-07 trunk r194968.
576 * config/avr/t-avr: Don't automatically rebuild
577 $(srcdir)/config/avr/t-multilib
578 $(srcdir)/config/avr/avr-tables.opt
579 (avr-mcus): New phony target to build them on request.
580 (s-avr-mlib): Remove.
581 * avr/avr-mcus.def: Adjust comments.
583 2013-01-07 Terry Guo <terry.guo@arm.com>
585 Backport from mainline
586 2012-12-19 Terry Guo <terry.guo@arm.com>
588 * config/arm/arm.c (thumb_find_work_register): Check argument
589 register number based on current PCS.
591 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
593 Backport from mainline
594 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
598 selected code model, define __code_mode_small__, __code_model_medium__,
599 __code_model_large__, __code_model_32__ or __code_model_kernel__.
600 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
601 xchg temporary register with %k. Declare temporary register as
603 [__x86_64__]: For medium and large code models, preserve %rbx register.
605 2013-01-03 Richard Henderson <rth@redhat.com>
607 * config/i386/i386.c (ix86_expand_move): Always assign to op1
608 after eliminating TLS symbols.
610 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
613 * config/pa/pa.md (movsi): Revert previous change.
614 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
617 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
620 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
623 2013-01-02 Jason Merrill <jason@redhat.com>
626 * tree.c (build_array_type_1): Revert earlier change.
628 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
631 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
634 2012-12-21 Martin Jambor <mjambor@suse.cz>
636 PR tree-optimization/55355
637 * tree-sra.c (type_internals_preclude_sra_p): Also check that
638 bit_position is small enough to fit a single HOST_WIDE_INT.
640 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
642 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
644 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
646 Backport from mainline
647 2012-10-15 Matthias Klose <doko@ubuntu.com>
649 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
650 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
652 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
653 Tomash Brechko <tomash.brechko@gmail.com>
656 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
657 handling of before and after cases.
658 * config/sparc/sync.md (atomic_store): Fix pasto.
660 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
662 * optabs.c (expand_atomic_store): Elide redundant model test.
664 2012-12-13 Richard Henderson <rth@redhat.com>
667 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
669 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
672 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
673 (tldo_stb_sp64): Likewise.
674 (tldo_sth_sp32): Likewise.
675 (tldo_sth_sp64): Likewise.
676 (tldo_stw_sp32): Likewise.
677 (tldo_stw_sp64): Likewise.
678 (tldo_stx_sp64): Likewise.
680 2012-12-10 Kai Tietz <ktietz@redhat.com>
683 * print-tree.c (print_node): Cast from pointer via uintptr_t.
685 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
687 Backport from mainline
688 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
689 H.J. Lu <hongjiu.lu@intel.com>
692 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
693 before using it as insn or call equivalent.
695 2012-12-06 Jason Merrill <jason@redhat.com>
698 * tree.c (build_array_type_1): Re-layout if we found it in the
701 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
703 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
704 opaque cond in all call insns.
706 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
708 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
709 area if the function allocates dynamic stack space.
710 (ia64_initial_elimination_offset): Adjust offsets to above change.
712 2012-12-03 Richard Biener <rguenther@suse.de>
714 Backport from mainline
715 2012-09-24 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/53663
718 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
719 native encode/interpret translation on VN_WALKREWRITE.
721 2012-12-03 Kai Tietz <ktietz@redhat.com>
724 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
727 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
730 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
732 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
734 Backport from mainline:
735 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
738 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
739 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
740 (in_nullified_branch_delay): Likewise.
741 (in_call_delay): Likewise.
742 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
743 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
744 the $$sh_func_adrs call as variable. Update type of sibcalls and
746 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
747 length instead of adjustment. Handle negative and undefined call
748 adjustments for insn_default_length. Remove adjustment for millicode
749 insn with unfilled delay slot.
750 (pa_output_millicode_call): Update for revised millicode length.
751 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
753 2012-11-29 Kai Tietz <ktietz@redhat.com>
756 * prefix.c (lookup_key): Replace xmalloc/xrealloc
757 use by XNEWVEC/XRESIZEVEC.
759 * i386.c (get_scratch_register_on_entry): Handle
761 (split_stack_prologue_scratch_regno): Likewise.
762 (ix86_static_chain): Likewise.
763 (x86_output_mi_thunk): Likewise.
765 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
767 Backported from mainline
768 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
769 Markus Trippelsdorf <markus@trippelsdorf.de>
772 * lto-opts.c (lto_write_options): Also handle
773 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
774 OPT_SPECIAL_program_name.
777 * lto-wrapper.c (merge_and_complain): Handle
778 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
779 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
781 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
783 PR rtl-optimization/55489
784 * gcse.c (compute_transp): Precompute a canonical version
785 of XEXP (x, 0), and pass it to canon_true_dependence.
787 2012-11-27 Richard Biener <rguenther@suse.de>
790 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
791 stmt with a NOP instead of removing it.
793 2012-11-26 Richard Biener <rguenther@suse.de>
795 Backport from mainline
796 2012-10-19 Richard Biener <rguenther@suse.de>
798 PR tree-optimization/54976
799 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
800 Robustify against odd inner_mode inputs.
802 2012-10-12 Richard Biener <rguenther@suse.de>
804 PR tree-optimization/54894
805 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
806 Handle over-aligned scalar types properly.
808 2012-10-02 Richard Guenther <rguenther@suse.de>
811 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
814 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
816 Backport from mainline
817 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
819 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
820 explaining the register ordering preferences.
822 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
823 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
824 constraints so that the traditional floating point loads, stores,
825 and moves are done first, then the VSX loads, stores, and moves,
826 and finally the GPR loads, stores, and moves so that reload
827 chooses FPRs over GPRs, and uses the traditional load/store
828 instructions which provide an offset.
829 (movdf_hardfloat64): Likewise.
831 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
833 Backported from mainline
834 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
835 H.J. Lu <hongjiu.lu@intel.com>
838 * config/i386/i386.c (legitimize_pic_address): Properly handle
840 (ix86_print_operand_address): Set code to 'k' when forcing
841 addr32 prefix. For x32, zero-extend negative displacement if
844 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
846 * common.opt (fvar-tracking-uninit): Document.
847 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
848 * config/darwin.c (darwin_override_options): Likewise.
850 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
852 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
853 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
855 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
857 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
859 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
861 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
864 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
866 Backport from mainline
867 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/i386.c (ix86_init_machine_status): Do not
870 explicitly clear tls_descriptor_call_expanded_p again.
872 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
875 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
876 as read and written by the instruction.
878 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
881 (ix86_instantiate_decls): New function.
882 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
883 stack slot instead of SLOT_VIRTUAL.
884 <case IX86_BUILTIN_STMXCSR>: Ditto.
885 (assign_386_stack_local): Do not assert when virtual slot is valid.
886 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
887 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
888 (truncxf<mode>2): Ditto.
889 (floatunssi<mode>2): Ditto.
890 (isinf<mode>2): Ditto.
891 * config/i386/sync.md (atomic_load<mode>): Ditto.
892 (atomic_store<mode>): Ditto.
894 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
897 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
898 the argument is itself a conditional expression.
900 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
902 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
905 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
907 PR tree-optimization/54986
908 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
909 conversions on entry but add them back on exit if needed.
911 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
914 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
916 (print_reg): Use true_regnum rather than REGNO.
917 (ix86_print_operand_address): Remove SUBREG handling.
919 2012-11-05 Jakub Jelinek <jakub@redhat.com>
921 Backported from mainline
922 2012-10-24 Jakub Jelinek <jakub@redhat.com>
925 * gimple.h (is_gimple_sizepos): New inline function.
926 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
927 final assignment to expr variable.
928 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
929 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
930 into a local temporary.
932 2012-10-10 Jakub Jelinek <jakub@redhat.com>
934 PR tree-optimization/54877
935 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
936 use make_ssa_name instead of copy_ssa_name.
938 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
940 Backport from mainline
941 2012-10-31 Jakub Jelinek <jakub@redhat.com>
943 PR tree-optimization/53708
944 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
945 user-supplied alignment when used with an explicit section name.
947 2012-11-02 Jeff Law <law@redhat.com>
949 PR tree-optimization/54985
950 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
951 from thread_across_edge.
952 (thread_across_edge): Use it in all cases where we might thread
955 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
957 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
958 special register pushes before frame probing and allocation.
960 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
961 Joel Sherrill <joel.sherrill@oarcorp.com>
963 * config/sparc/t-rtems: New (Custom multilibs).
964 * config/sparc/t-rtems-64: New (Custom multilibs).
965 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
966 (sparc-*-rtems*): Add sparc/t-rtems.
968 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
970 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
972 (hash_rtx): Likewise.
974 2012-10-29 Terry Guo <terry.guo@arm.com>
976 Backport from mainline
977 2012-10-11 Terry Guo <terry.guo@arm.com>
979 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
981 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
984 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
986 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
987 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
989 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
991 * config/avr/t-rtems: Revert previous commit.
993 2012-10-26 Terry Guo <terry.guo@arm.com>
995 Backport from mainline
996 2012-10-23 Terry Guo <terry.guo@arm.com>
999 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1002 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1004 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1006 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1008 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1010 * config.gcc (microblaze*-*-rtems*): New target.
1011 * config/microblaze/rtems.h: New.
1012 * config/microblaze/t-rtems: New.
1014 2012-10-25 Richard Biener <rguenther@suse.de>
1016 PR tree-optimization/54902
1017 * tree-ssa-pre.c (fini_pre): Return TODO.
1018 (execute_pre): Adjust.
1019 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1020 blocks before computing dominators.
1022 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1024 Backport from mainline
1025 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.c (memory_address_length): Assert that non-null
1028 base or index RTXes are registers. Do not check for REG RTXes.
1029 Determine addr32 prefix using SImode_address_operand or
1030 from original base and index RTXes. Simplify code.
1032 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386-protos.h (memory_address_length): Add new bool
1035 argument. Update all uses.
1036 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1037 add length of addr32 prefix based on mode of base or index register.
1038 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1039 addresses here. Update call to memory_address_length.
1040 (ix86_print_address_operand): Use SImode_address_operand predicate.
1041 * config/i386/predicates.md (SImode_address_operand): New.
1042 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1043 to calculate "mode" attribute. Use SImode_address_operand predicate
1044 instead of open-coding accepted RTX codes.
1046 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1048 Backport from 2012-10-22 trunk r192685.
1049 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1050 Note __AVR_<device>__ is not defined for cores.
1051 Don't point to --help=target.
1052 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1054 2012-10-19 Marek Polacek <polacek@redhat.com>
1056 Backported from mainline
1057 2012-10-19 Marek Polacek <polacek@redhat.com>
1060 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1061 pointer/non-pointer comparison.
1063 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1065 Backported from mainline
1066 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1069 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1070 sure the mode is correct when falling through from above cases.
1072 2012-10-19 Alan Modra <amodra@gmail.com>
1074 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1075 (HAVE_LD_LARGE_TOC): Likewise.
1076 * configure: Regenerate.
1078 2012-10-19 Alan Modra <amodra@gmail.com>
1080 * config/rs6000/predicates.md (splat_input_operand): Don't call
1081 input_operand for MEMs. Instead check for volatile and call
1082 memory_address_addr_space_p with modified mode.
1084 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1086 Backported from mainline
1087 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1089 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1091 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1093 PR rtl-optimization/54870
1094 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1095 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1096 SSA_NAME pointer that points to a partition if there is at least
1097 one variable with it set in the partition.
1098 * dse.c (local_variable_can_escape): New predicate.
1099 (can_escape): Call it.
1100 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1101 mark the SSA_NAME pointer that points to a partition.
1103 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1105 Backport from mainline
1106 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1108 PR rtl-optimization/53701
1109 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1110 rocess not only expr's vinsns but all old vinsns from expr's
1113 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1115 Backport from mainline
1116 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1119 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1121 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1122 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1123 only if producer writes to the register given by regno.
1125 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1127 Backport from mainline
1128 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1130 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1131 (UNSPEC_LOADU): New.
1132 (UNSPEC_STOREU): Ditto.
1133 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1134 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1135 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1136 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1137 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1138 (<sse2>_storedqu<avxsizesuffix>): ... this.
1139 (*sse4_2_pcmpestr_unaligned): Update.
1140 (*sse4_2_pcmpistr_unaligned): Ditto.
1142 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1143 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1144 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1145 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1146 gen_sse2_load{dqu,upd} to load from unaligned memory and
1147 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1149 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1150 Use CODE_FOR_sse_loadups.
1151 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1152 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1153 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1154 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1155 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1156 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1157 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1158 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1159 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1160 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1161 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1163 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1165 Backport from trunk (r190222):
1167 PR tree-optimization/54146
1168 * ifcvt.c: Include pointer-set.h.
1169 (cond_move_process_if_block): Change type of then_regs and
1170 else_regs from alloca'd array to pointer_sets.
1171 (check_cond_move_block): Update for this change.
1172 (cond_move_convert_if_block): Likewise.
1173 * Makefile.in: Fix dependencies for ifcvt.o.
1175 2012-10-15 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/54920
1178 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1179 allocate temporary storage for all NARY elements.
1181 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1184 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1186 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1188 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1189 default_use_cxa_atexit to yes.
1191 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1193 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1195 2012-10-05 Jan Hubicka <jh@suse.cz>
1196 Jakub Jelinek <jakub@redhat.com>
1198 PR tree-optimization/33763
1199 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1200 attribute for redefined extern inline functions.
1202 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1204 Backported from mainline
1205 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1207 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1208 in SSE and YMM state support check for -march=native.
1210 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1213 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1216 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1218 Backported from mainline
1219 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1222 * doc/invoke.texi: Document -mprefer-avx128.
1224 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1226 Backported from mainline
1227 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1230 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1231 (XSTATE_FP): Likewise.
1232 (XSTATE_SSE): Likewise.
1233 (XSTATE_YMM): Likewise.
1234 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1235 SSE and YMM states aren't supported.
1237 2012-10-01 Tom de Vries <tom@codesourcery.com>
1239 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1242 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1245 * config/s390/s390.c (s390_option_override): Add missing break.
1247 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1249 Backport from mainline
1250 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1252 * config.gcc: Replace 'host' with 'target' when configuring for
1253 powerpc64*-*-freebsd.
1255 2012-09-28 Meador Inge <meadori@codesourcery.com>
1257 Backport from mainline
1258 2012-09-27 Meador Inge <meadori@codesourcery.com>
1260 * gcc-ar.c (main): Handle the returning of the sub-process error
1263 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1265 Backport from 2012-09-28 trunk r191821.
1266 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1268 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1271 * simplify-rtx.c (simplify_binary_operation_1): Perform
1272 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1274 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1276 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1277 TYPE_NONALIASED_COMPONENT flag.
1278 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1279 TYPE_NONALIASED_COMPONENT flag.
1281 2012-09-21 Richard Guenther <rguenther@suse.de>
1284 Backport from mainline
1285 2012-04-19 Richard Guenther <rguenther@suse.de>
1287 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1290 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1293 * c-typeck.c (c_cast_expr): When casting to a type requiring
1294 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1297 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1300 * c-typeck.c (build_unary_op): Pass original argument of
1301 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1302 any C_MAYBE_CONST_EXPR, if it has integer operands.
1303 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1304 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1305 to c_objc_common_truthvalue_conversion, then remove any
1306 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1307 c_objc_common_truthvalue_conversion not
1308 c_common_truthvalue_conversion.
1309 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1310 call note_integer_operands for arguments with integer operands
1311 that are not integer constants.
1313 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1315 Backported from mainline
1316 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1318 PR tree-optimization/54563
1319 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1320 gimple_purge_dead_eh_edges if last call has been changed.
1322 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1325 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1326 instead of (match_dup 0) as second argument to vec_merge.
1327 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1328 Remove third alternative.
1329 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1330 operand 2 instead of operand 1, but put it as first argument
1332 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1333 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1336 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1338 * BASE-VER: Set to 4.7.3.
1339 * DEV-PHASE: Set to prerelease.
1341 2012-09-20 Release Manager
1343 * GCC 4.7.2 released.
1345 2012-09-15 Andi Kleen <ak@linux.intel.com>
1347 Backport from mainline
1348 2012-09-07 Andi Kleen <ak@linux.intel.com>
1350 * gcc/lto-streamer.h (res_pair): Add.
1351 (lto_file_decl_data): Replace resolutions with respairs.
1353 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1354 Initialize respairs.
1355 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1357 2012-09-14 Walter Lee <walt@tilera.com>
1359 Backport from mainline.
1360 2012-09-14 Walter Lee <walt@tilera.com>
1362 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1363 option for TILEPro and TILE-Gx.
1365 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.h (x86_prefetchw): New global variable.
1368 (TARGET_PREFETCHW): New macro.
1369 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1370 (processor_alias_table): Add PTA_PREFETCHW to
1371 bdver1, bdver2 and btver1.
1372 (ix86_option_override_internal): Set x86_prefetchw for
1373 PTA_PREFETCHW targets.
1374 * config/i386/i386.md (prefetch): Expand to prefetchw
1375 for TARGET_PREFETCHW.
1376 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1378 Backport from mainline
1379 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1381 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1382 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1384 (*prefetch_sse): ... this.
1385 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1387 (*prefetch_3dnow): ... this.
1389 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1392 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1393 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1395 2012-09-12 Teresa Johnson <tejohnson@google.com>
1397 Backport from mainline.
1398 2012-09-12 Teresa Johnson <tejohnson@google.com>
1400 PR gcov-profile/54487
1401 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1402 test using F_SETLKW with fcntl.
1403 * configure, config.in: Regenerate.
1405 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1407 Backport from mainline
1408 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1410 * config/i386/i386.md : Comments on fma4 instruction selection
1411 reflect requirement on register pressure based cost model.
1413 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1414 flag is set-reset as informed by the cpuid flag.
1416 * config/i386/i386.c (processor_alias_table): fma4
1417 flag is enabled for bdver2.
1419 2012-09-12 Christian Bruel <christian.bruel@st.com>
1421 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1423 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1425 * config.gcc: Obsolete picochip-*.
1427 2012-09-11 Richard Guenther <rguenther@suse.de>
1430 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1431 on flag_toplevel_reorder.
1433 2012-09-10 Richard Henderson <rth@redhat.com>
1435 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1438 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1440 Backport from 2012-09-10 mainline r191132.
1443 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1445 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1448 * tree-sra.c (disqualify_base_of_expr): Check for possible
1449 NULL_TREE returned by get_base_address()
1451 2012-09-07 Richard Guenther <rguenther@suse.de>
1453 Backport from mainline
1454 2012-06-26 Jan Hubicka <jh@suse.cz>
1457 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1460 2012-09-07 Richard Guenther <rguenther@suse.de>
1462 Backport from mainline
1463 2012-07-13 Richard Guenther <rguenther@suse.de>
1465 PR tree-optimization/53922
1466 * tree-vrp.c (value_inside_range): Change prototype to take
1467 min/max instead of value-range.
1468 (range_includes_zero_p): Likewise. Return the result from
1470 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1471 return value from range_includes_zero_p.
1472 (extract_range_from_unary_expr_1): Likewise.
1473 (compare_range_with_value): Likewise.
1474 (vrp_meet_1): Likewise.
1476 2012-09-07 Richard Guenther <rguenther@suse.de>
1479 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1480 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1481 arguments separately.
1483 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1485 Backported from mainline
1486 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1488 PR rtl-optimization/54455
1489 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1490 bb ends up with asm goto referencing bb's label.
1492 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1494 Backport from mainline.
1495 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1496 Richard Earnshaw <richard.earnshaw@arm.com>
1499 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1500 element size. Use elem_type from the formal parameter. New parameter
1502 (neon_expand_args): Adjust call to neon_dereference_pointer.
1504 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1507 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1509 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1511 Backport from mainline
1512 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (isa): Add fma and fma4.
1515 (enabled): Handle fma and fma4.
1516 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1517 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1518 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1519 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1520 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1521 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1523 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1526 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1527 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1529 2012-09-06 Richard Guenther <rguenther@suse.de>
1531 PR tree-optimization/54498
1532 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1533 abort when reaching an already visited region.
1534 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1535 (get_continuation_for_phi_1): Likewise.
1536 (walk_non_aliased_vuses): When we translated the reference,
1537 abort when we re-visit a region.
1538 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1540 2012-09-06 Andrew Pinski <apinski@cavium.com>
1543 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1545 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1548 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1549 build_int_cst with size_type_node instead of size_int.
1551 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1553 Backport from 2012-09-05 mainline r190697.
1556 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1557 configured --with-avrlibc.
1558 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1560 * config/avr/avrlibc.h: New file.
1561 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1562 configured --with-avrlibc.
1563 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1565 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1567 Backport from 2012-09-04 mainline r190919
1570 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1571 of size less than 4 bytes by using macro ARM_NUM_INTS.
1572 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1574 2012-09-04 Richard Henderson <rth@redhat.com>
1576 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1578 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1580 Backport from 2012-09-04 mainline r190920
1583 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1585 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1587 Backport from 2012-09-04 mainline r190914
1590 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1592 (avr_allocate_stack_slots_for_args): ...this new static function.
1594 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1596 Backported from mainline
1597 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1600 * doc/invoke.texi: Add -da and remove -dm.
1602 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1604 Backported from mainline
1605 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1608 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1609 operands[1] is CONST_INT_P, convert it to QImode before printing.
1611 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1614 * c-convert.c (convert): Don't call fold_convert_loc if
1615 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1616 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1617 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1619 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1622 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1623 if init is a CONSTRUCTOR.
1625 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1627 PR rtl-optimization/54369
1628 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1629 calling dbr_schedule.
1630 * config/sparc/sparc.c (sparc_reorg): Likewise.
1632 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1634 Backport from mainline
1635 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1637 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1638 case for Atom processor.
1640 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1642 Backport from mainline
1643 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1646 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1647 true for TARGET_64BIT or !flag_pic.
1648 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1649 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1650 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1651 Add insn constraint. Conditionally emit xchg asm insns.
1652 (atomic_compare_and_swap<mode>): Update calls. Check only
1653 cmpxchg8b_pic_memory_operand in memory address fixup.
1655 (CASHMODE): Rename from DCASHMODE.
1656 (doublemodesuffix): Update modes.
1657 (regprefix): New mode attribute.
1659 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1660 <UNSPECV_CMPXCHG>: New constant.
1661 (atomic_compare_and_swap<mode>_1): Rename from
1662 atomic_compare_and_swap_single<mode>. Update calls and
1663 unspec_volatile constants.
1664 (atomic_compare_and_swap<mode>_doubleword): Rename from
1665 atomic_compare_and_swap_double<mode>. Update calls and
1666 unspec_volatile constants.
1668 2012-08-28 Walter Lee <walt@tilera.com>
1670 Backport from mainline
1671 2012-08-28 Walter Lee <walt@tilera.com>
1673 * confg/tilegx/tilegx.md: Fix code style.
1674 (*zero_extendsidi_truncdisi): Fix typo.
1675 * config/tilegx/tilegx.c: Fix code style.
1676 (tilegx_function_profiler): Fix typo.
1678 2012-08-27 Walter Lee <walt@tilera.com>
1680 Backport from mainline
1681 2012-08-27 Walter Lee <walt@tilera.com>
1683 * doc/md.texi (TILE-Gx): Fix typo.
1685 2012-08-27 Walter Lee <walt@tilera.com>
1687 Backport from mainline
1688 2012-08-27 Walter Lee <walt@tilera.com>
1690 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1691 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1693 2012-08-27 Walter Lee <walt@tilera.com>
1695 Backport from mainline
1696 2012-08-27 Walter Lee <walt@tilera.com>
1698 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1699 (insn_bfins): Delete.
1701 2012-08-27 Walter Lee <walt@tilera.com>
1703 Backport from mainline
1704 2012-08-27 Walter Lee <walt@tilera.com>
1706 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1707 atomic_exchange_bare<mode>,
1708 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1709 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1710 * config/tilegx/tilegx.md (type): Add X1_remove.
1711 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1712 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1713 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1716 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1718 PR rtl-optimization/54088
1719 * jump.c (delete_related_insns): Robustify latest change.
1721 2012-08-21 Richard Guenther <rguenther@suse.de>
1723 Backport from mainline
1724 2012-08-16 Richard Guenther <rguenther@suse.de>
1727 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1729 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1730 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1731 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1732 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1733 (tree_ssa_lim_finalize): Free all mem_refs.
1734 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1735 scc when bailing out.
1736 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1737 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1738 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1739 FOR_EACH_LOOP_BREAK.
1741 2012-08-17 Richard Guenther <rguenther@suse.de>
1743 * tree-sra.c (modify_function): Free redirect_callers vector.
1744 * ipa-split.c (split_function): Free args_to_pass vector.
1745 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1747 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1748 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1749 (vect_analyze_slp_instance): Free everything.
1750 (destroy_bb_vec_info): Free the SLP instances.
1752 2012-08-17 Richard Guenther <rguenther@suse.de>
1754 * params.def (integer-share-limit): Decrease from 256 to 251,
1757 2012-08-21 Richard Guenther <rguenther@suse.de>
1759 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1760 the affine expansion cache.
1762 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1764 Backported from trunk
1765 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1768 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1770 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1772 Backport from mainline.
1773 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1776 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1777 mark as predicable. Adjust asm template.
1778 (vec_setv2di_internal): Likewise.
1779 (vec_extract<mode> VD, VQ): Likewise.
1780 (vec_extractv2di): Likewise.
1781 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1782 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1783 (neon_vdup_n<mode> VX, V32): Likewise.
1784 (neon_vdup_nv2di): Likewise.
1786 2012-08-17 Walter Lee <walt@tilera.com>
1788 Backport from mainline
1789 2012-08-17 Walter Lee <walt@tilera.com>
1791 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1792 (FEEDBACK_ENTER): Define.
1793 (FEEDBACK_REENTER): Define.
1794 (FEEDBACK_ENTRY): Define.
1795 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1796 (FEEDBACK_ENTER): Define.
1797 (FEEDBACK_REENTER): Define.
1798 (FEEDBACK_ENTRY): Define.
1800 2012-08-16 Walter Lee <walt@tilera.com>
1802 Backport from mainline
1803 2012-08-16 Walter Lee <walt@tilera.com>
1805 * config.gcc (tilegx-*-linux*): Add feedback.h.
1806 (tilepro-*-linux*): Likewise.
1807 * config/tilegx/feedback.h: New file.
1808 * config/tilepro/feedback.h: New file.
1810 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1812 Backport from mainline r189840 and r187586:
1813 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1815 * config/i386/i386.md (stack_protect_set): Disable the pattern
1816 for Android since Android libc (bionic) does not provide random
1817 value for stack protection guard at gs:0x14. Guard value
1818 will be provided from external symbol (default implementation).
1819 (stack_protect_set_<mode>): Likewise.
1820 (stack_protect_test): Likewise.
1821 (stack_protect_test_<mode>): Likewise.
1822 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1823 not have Bionic by default
1824 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1825 Macro OPTION_BIONIC is defined in this file and provides Bionic
1826 accessibility status
1828 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1830 * configure.ac: Stack protector enabling for Android targets.
1831 * configure: Regenerate.
1833 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1835 Backported from trunk
1836 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1838 PR rtl-optimization/53942
1839 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1840 directly from likely spilled non-fixed hard registers, move them
1843 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1846 (xop_phaddubq): Ditto.
1848 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1850 Backport from mainline
1851 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1852 Richard Earnshaw <rearnsha@arm.com>
1854 * target.def (vector_alignment): New target hook.
1855 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1856 * doc/tm.texi: Regenerate.
1857 * targhooks.c (default_vector_alignment): New function.
1858 * targhooks.h (default_vector_alignment): Add prototype.
1859 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1860 * config/arm/arm.c (arm_vector_alignment): New function.
1861 (TARGET_VECTOR_ALIGNMENT): Define.
1863 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1864 vector type alignment instead of size.
1865 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1866 element type size directly instead of computing it from alignment.
1867 Fix variable naming and comment.
1869 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1871 Backport from mainline
1872 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1874 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1875 (alpha_pad_function_end): ... this. Also insert NOP between
1876 sibling call and GP load.
1877 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1879 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1881 Backport from mainline
1882 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1883 H.J. Lu <hongjiu.lu@intel.com>
1885 PR rtl-optimization/54157
1886 * combine.c (gen_lowpart_for_combine): Don't return identity
1887 for CONST or symbolic reference.
1889 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1891 Backport from mainline
1892 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1894 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1895 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1896 split_cost argument signed.
1897 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1898 (ix86_avoid_lea_for_addr): Ditto.
1900 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1903 the address has less than two components.
1905 2012-08-02 Steve Ellcey <sellcey@mips.com>
1907 Backport from mainline
1908 2012-07-19 Steve Ellcey <sellcey@mips.com>
1910 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1913 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1915 Backport from mainline
1916 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1919 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1920 negative constant address for TARGET_X32 ...
1921 (ix86_decompose_address): ... here. Reject constant addresses
1922 that don't satisfy x86_64_immediate_operand predicate.
1924 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1928 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1929 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1930 addresses. Prevent zero extensions of CONST_INT operands.
1932 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1935 * config/i386/i386.md (*lea): New insn pattern.
1937 (*lea<mode>_2): Ditto.
1938 (*lea_{3,4,5,6}_zext): Ditto.
1939 * config/i386/predicates.md (lea_address_operand): Do not reject
1940 zero-extended address operands.
1941 * config/i386/constraints.md (j): Remove address constraint.
1942 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1944 (ix86_print_operand_address): Handle SImode subreg of an address.
1945 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1947 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1949 Backport from mainline
1950 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1954 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1956 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1957 (*movdi_internal_rex64): Use %E operand modifier for lea.
1958 (*movsi_internal): Ditto.
1960 (*lea<mode>_2): Ditto.
1961 (*lea_{3,4,5,6}_zext): Ditto.
1962 (*tls_global_dynamic_32_gnu): Ditto.
1963 (*tls_global_dynamic_64): Ditto.
1964 (*tls_dynamic_gnu2_lea_32): Ditto.
1965 (*tls_dynamic_gnu2_lea_64): Ditto.
1966 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1968 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1970 Backport from mainline
1971 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1973 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1975 (ix86_print_operand_address): Assert that parts.base and parts.index
1976 are non-NULL after call to simplify_subreg.
1978 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1981 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1983 * config/sh/sh.c (sh_option_override): Do not change
1984 flag_finite_math_only. Set TARGET_IEEE to complement of
1985 flag_finite_math_only.
1986 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1987 description of mieee and mno-ieee behavior.
1989 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1992 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1993 (_lzcnt_u64): Ditto.
1995 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1997 Backport from mainline
1998 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2000 PR rtl-optimization/52250
2001 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2002 to put note list into. Unconditionally call move_bb_info.
2003 (move_bb_info): Do not assert the blocks being in the same region,
2004 just drop the note list if they are not.
2006 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2008 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2010 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2012 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2013 defining statement is a SSA name that occurs in abnormal PHIs.
2015 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2017 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2020 2012-07-19 Richard Guenther <rguenther@suse.de>
2021 Eric Botcazou <ebotcazou@adacore.com>
2023 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2024 about transition from invariant to known bits.
2025 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2027 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2030 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2031 (cleanup_tree_cfg_bb): Don't call it.
2032 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2035 2012-07-19 Christian Bruel <christian.bruel@st.com>
2038 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2040 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2042 * config.gcc (v850-*-rtems*): New target.
2043 * config/v850/rtems.h: New.
2044 * config/v850/t-rtems: New.
2046 2012-07-18 Nick Clifton <nickc@redhat.com>
2048 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2050 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2054 Backport from mainline
2055 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2058 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2059 instead expand it as zero extension.
2061 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2064 QImode and HImode splitters. Use ix86_comparison_operator.
2065 Explicitly match FLAGS_REG.
2066 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2068 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2069 Steven Bosscher <steven@gcc.gnu.org>
2070 Bernd Schmidt <bernds@codesourcery.com>
2072 PR rtl-optimization/53908
2073 * df-problems.c (can_move_insns_across): When doing
2074 memory-reference book-keeping, handle call insns.
2076 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2078 Backport from mainline
2079 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2083 sibcall_insn_operand. Move it to a temporary register if not.
2085 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2089 emit PIC sequence for fnaddr symbol reference in advance.
2091 2012-07-09 Jason Merrill <jason@redhat.com>
2094 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2095 (type_hash_eq): Likewise.
2098 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2100 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2102 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2103 due to negative shift amount.
2105 2012-07-06 Kai Tietz <ktietz@redhat.com>
2107 Backport from mainline.
2109 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2110 as "/mingw/include".
2112 2012-07-06 Nick Clifton <nickc@redhat.com>
2114 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2115 default_encode_section_info.
2117 2012-07-06 Richard Guenther <rguenther@suse.de>
2119 Backport from mainline
2120 2012-03-30 Richard Guenther <rguenther@suse.de>
2123 * double-int.c (rshift_double): Remove not needed cast.
2125 2012-03-28 Richard Guenther <rguenther@suse.de>
2128 * double-int.h (rshift_double): Remove.
2129 * double-int.c (lshift_double): Use absu_hwi to make count
2131 (rshift_double): Make static, take unsigned count argument,
2132 remove handling of negative count argument.
2133 (double_int_rshift): Dispatch to lshift_double.
2135 2012-07-06 Richard Guenther <rguenther@suse.de>
2137 Backport from mainline
2138 2012-06-18 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/53693
2141 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2142 Reject operands with more than one use.
2144 2012-07-06 Richard Guenther <rguenther@suse.de>
2146 Backport from mainline
2147 2012-04-11 Richard Guenther <rguenther@suse.de>
2150 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2151 consider loop nesting.
2152 (evolution_function_is_univariate_p): Properly check the remainder
2155 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2157 Backport from mainline
2158 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2160 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2161 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2162 (adjacent_mem_locations): Move some code to and call...
2163 (get_memref_parts): ...new function.
2164 (mem_locations_overlap): New function.
2165 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2166 (is_mem_ref): Rename to...
2167 (find_mem_ref): ...this. Return MEM rtx.
2168 (get_store_dest): Remove function.
2169 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2170 new parameter and adjust calls.
2171 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2172 mem refs overlap for true_store_to_load_dep_costly.
2173 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2174 passed to adjacent_mem_locations.
2175 (is_costly_group): Walk resolved dependency list.
2176 (force_new_group): Emit group ending nop for Power6/Power7.
2177 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2178 (group_ending_nop): New define_insn.
2180 2012-07-04 Richard Guenther <rguenther@suse.de>
2183 * gimple-fold.c (get_base_constructor): Do not return an
2184 error_mark_node DECL_INITIAL.
2186 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2188 Backport from mainline
2189 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2191 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2192 code model string in the error message.
2194 2012-07-04 Tristan Gingold <gingold@adacore.com>
2196 Backport from mainline.
2197 2012-06-25 Tristan Gingold <gingold@adacore.com>
2199 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2200 (seh_cfa_adjust_cfa): ... that function.
2201 (seh_emit_stackalloc): Do not emit out of range values.
2202 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2203 UNSPEC_DEF_CFA constants.
2204 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2205 * config/i386/i386.c (ix86_frame_pointer_required): Required
2206 for very large frames on SEH target.
2207 (ix86_compute_frame_layout): Save area is before frame pointer
2208 on SEH target. Handle very large frames.
2209 (ix86_expand_prologue): Likewise.
2211 2012-07-04 Richard Guenther <rguenther@suse.de>
2213 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2214 as in free_lang_data_in_type.
2216 2012-07-02 Martin Jambor <mjambor@suse.cz>
2218 Backport from mainline.
2219 2012-07-02 Martin Jambor <mjambor@suse.cz>
2222 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2223 dynamic type change check.
2225 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2227 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2228 last statement of the finally block onto the switch.
2230 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2232 * configure: Regenerate.
2234 Backport from mainline.
2235 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2237 * config.gcc (target_type_format_char): New. Document it. Set it for
2239 * configure.ac (gnu_unique_option): Use target_type_format_char
2240 in test. Comment rationale.
2242 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2244 Backport from mainline.
2245 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2247 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2249 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2251 Backport from 2012-06-28 mainline r189049
2254 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2255 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2256 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2257 avr_hard_regno_call_part_clobbered.
2259 2012-06-28 Richard Guenther <rguenther@suse.de>
2262 * expr.c (expand_expr_real_1): Verify if the type is complete
2263 before inspecting its size.
2265 2012-06-27 Nick Clifton <nickc@redhat.com>
2267 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2270 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2273 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2275 2012-06-26 Nick Clifton <nickc@redhat.com>
2277 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2279 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2282 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2283 of x x x in the vmovlps load alternative.
2285 2012-06-22 Richard Guenther <rguenther@suse.de>
2287 * gcov-iov.c: Include bconfig.h and system.h.
2289 2012-06-22 Richard Guenther <rguenther@suse.de>
2291 PR gcov-profile/53744
2292 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2294 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2296 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2297 DECL_IGNORED_P non-reg vars even if they are used.
2299 2012-06-19 Jason Merrill <jason@redhat.com>
2302 * dwarf2out.c (modified_type_die): Use scope_die_for.
2303 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2304 (uses_local_type_r, uses_local_type): New.
2305 (scope_die_for): Keep a type that uses a local type in local scope.
2306 Use get_context_die for namespace and type scope.
2308 2012-06-19 Richard Guenther <rguenther@suse.de>
2311 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2312 replace it with the first non-BLOCK context.
2314 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2316 PR rtl-optimization/53700
2318 Backport from mainline
2319 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2321 * ira-color.c (setup_left_conflict_sizes_p): Process all
2322 conflicting objects.
2324 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2326 Backport from mainline
2327 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2330 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2331 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2332 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2333 instead of xop_mulv2div2di3_low.
2334 (xop_p<macs>dql): Fix vec_select selector.
2335 (xop_p<macs>dqh): Ditto.
2336 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2337 (xop_mulv2div2di3_high): Ditto.
2339 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2341 Backport from mainline:
2342 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2346 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2348 Backport from mainline:
2349 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2351 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2352 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2353 MAX_PCREL17F_OFFSET instead of fixed offset.
2354 (pa_attr_length_call): Likewise.
2355 (pa_attr_length_indirect_call): Likewise.
2357 2012-06-15 Walter Lee <walt@tilera.com>
2359 Backport from mainline:
2360 2012-06-15 Walter Lee <walt@tilera.com>
2362 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2364 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2366 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2368 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2370 Backport from mainline:
2372 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2373 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2374 * gimple.h (block_in_transaction): Check for flag_tm.
2376 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2378 PR tree-optimization/52558
2380 Backport from mainline:
2381 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2382 * gimple.h (gimple_set_in_transaction): Remove.
2383 (gimple_in_transaction): Look in BB instead.
2384 (gimple_statement_base): Remove in_transaction field.
2385 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2386 * trans-mem.c (compute_transaction_bits): Place transaction bit
2387 information into basic blocks.
2389 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2391 PR tree-optimization/52558
2392 * cfg.c (alloc_aux_for_edge): Fix comment.
2393 (alloc_aux_for_edge): Remove static.
2394 * basic-block.h (alloc_aux_for_edge): Protoize.
2395 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2396 (execute_sm_if_changed_flag): New.
2397 (execute_sm_if_changed_flag_set): New.
2398 (execute_sm): Do not generate data races unless requested.
2399 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2400 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2401 * gimple.h (block_in_transaction): New.
2402 (gimple_in_transaction): Use block_in_transaction.
2404 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2406 Backported from mainline
2407 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2409 PR rtl-optimization/53589
2410 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2411 discovery even when e->dest != target. If any LABEL_REF points
2412 to e->dest label, redirect it to target's label.
2414 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2417 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2418 returns false, replace stmt with GIMPLE_NOP.
2419 (check_omp_nesting_restrictions): Instead of issuing warnings,
2420 issue errors and return false if any errors were reported.
2422 2012-06-14 Richard Guenther <rguenther@suse.de>
2424 * BASE-VER: Set to 4.7.2.
2425 * DEV-PHASE: Set to prerelease.
2427 2012-06-12 Christian Bruel <christian.bruel@st.com>
2430 * config/sh/sh.c (sh_option_override): Don't force
2431 flag_omit_frame_pointer and maccumulate_outgoing_args.
2432 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2434 2012-06-14 Release Manager
2436 * GCC 4.7.1 released.
2438 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2440 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2442 2012-06-13 Richard Henderson <rth@redhat.com>
2444 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2445 iterator instead of INT.
2447 2012-06-08 Richard Henderson <rth@redhat.com>
2450 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2451 note to a clobber insn when no other insn is available.
2453 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2456 * doc/invoke.texi (Wenum-compare): Update documentation.
2458 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2461 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2463 (altivec_stvlxl): Ditto.
2464 (altivec_stvrx): Ditto.
2465 (altivec_stvrxl): Ditto.
2467 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2470 * trans-mem.c (expand_block_edges): Do not skip the first
2471 statement when resetting the BB.
2473 2012-06-04 Richard Guenther <rguenther@suse.de>
2476 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2477 create new assembler names.
2479 2012-06-04 Richard Guenther <rguenther@suse.de>
2481 Backport from mainline
2482 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2485 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2486 larger than maxbits. Don't compute maxbits modulo align.
2487 Also check that unit bytes long store at bitpos / unit * unit
2488 doesn't affect bits beyond bitregion_end.
2489 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2490 would not fit into bitregion_start ... bitregion_end + 1 bit
2492 (store_split_bit_field): Decrease unit close to end of bitregion_end
2493 if access is restricted in order to avoid mutual recursion.
2495 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2497 Backport from 2012-06-04 mainline r188172
2500 * config/avr/avr-stdint.h: New file.
2501 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2504 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2506 PR tree-optimization/53550
2507 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2508 is POINTER_TYPE_P, use sizetype as step type instead of type.
2510 2012-06-04 Richard Guenther <rguenther@suse.de>
2511 Eric Botcazou <ebotcazou@adacore.com>
2513 Backport from mainline
2514 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2516 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2517 Change type of BITOFFSET to signed. Make sure the lower bound of
2518 the computed range is non-negative by adjusting OFFSET and BITPOS.
2519 (expand_assignment): Adjust call to get_bit_range.
2521 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2523 * expr.c (get_bit_range): Return the null range if the enclosing record
2524 is part of a larger bit field.
2526 2012-03-20 Richard Guenther <rguenther@suse.de>
2528 * stor-layout.c (finish_bitfield_representative): Fallback
2529 to conservative maximum size if the padding up to the next
2530 field cannot be computed as a constant.
2531 (finish_bitfield_layout): If we cannot compute the distance
2532 between the start of the bitfield representative and the
2533 bitfield member start a new representative.
2534 * expr.c (get_bit_range): The distance between the start of
2535 the bitfield representative and the bitfield member is zero
2536 if the field offsets are not constants.
2538 2012-03-16 Richard Guenther <rguenther@suse.de>
2540 * stor-layout.c (finish_bitfield_representative): Fall back
2541 to the conservative maximum size if we cannot compute the
2542 size of the tail padding.
2544 2012-03-14 Richard Guenther <rguenther@suse.de>
2546 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2547 * stor-layout.c (start_bitfield_representative): New function.
2548 (finish_bitfield_representative): Likewise.
2549 (finish_bitfield_layout): Likewise.
2550 (finish_record_layout): Call finish_bitfield_layout.
2551 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2552 for QUAL_UNION_TYPE fields.
2553 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2554 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2555 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2560 * expr.c (get_bit_range): Unconditionally extract bitrange
2561 from DECL_BIT_FIELD_REPRESENTATIVE.
2562 (expand_assignment): Adjust call to get_bit_range.
2564 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2567 * fold-const.c (fold_binary_loc): Refine previous change.
2569 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2571 Backport from mainline
2572 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2575 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2576 avoid going above orig insn. Update comments.
2578 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2580 Backport from mainline
2581 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2584 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2585 prologue for unwinder and profiler.
2587 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2589 Backport from mainline
2590 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2592 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2594 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2596 Backport from mainline
2597 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2599 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2600 DBX_REGISTER_NUMBER.
2602 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2604 Backport from mainline
2605 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2607 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2608 operand is CONST_INT. Take COSTS_N_INSNS into account.
2609 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2612 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2614 * config/avr/avr.opt (-msp8): Document it.
2615 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2617 2012-05-31 Richard Guenther <rguenther@suse.de>
2620 * expr.c (expand_assignment): Do not use movmisalign on
2623 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2626 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2627 (pa_section_type_flags): New.
2628 (pa_legitimate_constant_p): Revert previous change.
2630 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2632 Backport from mainline
2633 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2636 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2637 accessed indirectly.
2638 (ipa_tm_create_version): Same.
2640 2012-05-30 Jason Merrill <jason@redhat.com>
2643 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2644 about array compound literals.
2646 2012-05-30 Richard Guenther <rguenther@suse.de>
2649 * fold-const.c (fold_binary_loc): Make sure to call
2650 fold_plusminus_mult_expr with the original sign of operands.
2652 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2654 * explow.c (probe_stack_range): Restore simple control flow and stop
2655 again when the probe cannot be generated if HAVE_check_stack.
2657 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2659 PR rtl-optimization/53519
2660 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2661 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2663 2012-05-29 Richard Guenther <rguenther@suse.de>
2665 PR tree-optimization/53516
2666 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2668 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2670 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2672 Backport from mainline
2673 2012-05-28 Richard Guenther <rguenther@suse.de>
2675 PR tree-optimization/53438
2676 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2678 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2680 Backport from mainline
2681 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2683 PR rtl-optimization/52528
2684 * combine.c (can_combine_p): Add setting of subst_low_luid
2685 before call to expand_field_assignment().
2687 2012-05-26 Martin Jambor <mjambor@suse.cz>
2689 Backport from mainline
2690 2012-05-23 Martin Jambor <mjambor@suse.cz>
2692 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2694 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2697 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2698 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2700 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2703 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2704 (ix86_expand_vec_perm): Use int mode instead of float.
2706 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2709 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2710 gnu_ld variables to yes.
2711 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2712 (HAVE_GNU_AS): Likewise.
2713 * config.in: Regenerate.
2714 * configure: Likewise.
2716 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2718 Backport from mainline
2719 2012-03-12 Richard Guenther <rguenther@suse.de>
2720 * config/arm/arm.c (neon_dereference_pointer): Do not call
2721 covert during RTL expansion.
2723 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2725 Backport from mainline
2726 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2729 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2730 relied on signed overflow behavior.
2732 2012-05-24 Richard Guenther <rguenther@suse.de>
2735 * tree-profile.c (tree_profiling): Cleanup the CFG if
2736 execute_fixup_cfg requests it.
2738 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2740 PR tree-optimization/53465
2741 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2742 vr0 into *vr, then vrp_meet that.
2743 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2744 have any equivalences.
2745 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2748 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2750 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2752 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2753 (iterative_hash_gimple_type): Adjust comment.
2754 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2755 domain for an array type instead of the domain type itself.
2757 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2759 Backport from 2012-05-23 mainline r187803
2762 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2763 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2766 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2768 Backport from 2012-05-03 mainline r187075
2770 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2771 has_fma4 for AMD processors with both fma3 and fma4 support.
2773 2012-05-22 Richard Guenther <rguenther@suse.de>
2775 PR tree-optimization/53408
2776 * tree-vect-loop.c (vectorizable_induction): Properly check
2777 the restriction that we cannot handle induction results from
2778 the inner loop outside of the outer loop.
2780 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2782 PR tree-optimization/53436
2783 * omp-low.c (omp_build_component_ref): New function.
2784 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2786 PR tree-optimization/53366
2787 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2788 tests if complex_numbers == 2, but there are non-complex number loads
2791 PR tree-optimization/53409
2792 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2793 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2795 PR tree-optimization/53410
2796 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2797 instead of build_int_cst (type, 0) where vector types might be
2800 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2803 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2804 from folded operands before wrapping another around the
2805 conditional expression.
2807 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2808 Patrick Marlier <patrick.marlier@gmail.com>
2810 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2813 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2815 Backport from mainline
2816 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2819 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2820 (UNSPECV_RDRAND): This.
2821 (rdrand<mode>_1): Updated.
2823 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2825 Backport from mainline
2826 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2828 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2829 RDRND, F16C and FSGSBASE.
2831 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2833 Backport from mainline
2834 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2836 * tree-ssa-pre.c (can_value_number_call): Delete.
2837 (compute_avail): Skip all statements with side effects.
2838 <GIMPLE_CALL>: Skip calls to internal functions.
2840 2012-05-18 David S. Miller <davem@davemloft.net>
2842 Backport r185385 from mainline
2843 2012-03-14 Richard Guenther <rguenther@suse.de>
2846 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2847 element type instead of mode, use build_vector_type_for_mode
2848 instead of the langhook, build a vector of proper signedness.
2849 (expand_vector_operations_1): Adjust.
2851 2012-05-18 Olivier Hainque <hainque@adacore.com>
2853 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2854 $(libsubdir) as libexecsubdir.
2856 2012-05-16 Andrew Pinski <apinski@cavium.com>
2858 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2861 2012-05-16 David S. Miller <davem@davemloft.net>
2863 * jump.c (delete_related_insns): If we remove a CALL, make sure
2864 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2866 2012-05-16 Richard Henderson <rth@redhat.com>
2869 * combine-stack-adj.c (prev_active_insn_bb): New.
2870 (next_active_insn_bb): New.
2871 (force_move_args_size_note): New.
2872 (combine_stack_adjustments_for_block): Use it.
2874 2012-05-16 Olivier Hainque <hainque@adacore.com>
2876 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2877 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2878 Add comments and improve stamp preservation across the whole sequence.
2879 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2881 2012-05-16 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/53364
2884 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2885 detect a view-conversion of the decl.
2887 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2890 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2891 that operands[2] is either immediate, or q_regs_operand.
2893 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2895 Backport r187139 from mainline.
2896 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2898 PR rtl-optimization/52804
2899 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2900 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2901 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2902 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2903 RELOAD_FOR_OUTADDR_ADDRESS.
2905 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2908 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2909 generate target register for "load" class builtins.
2912 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2915 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2916 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2917 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2918 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2919 (<sse>_movu<ssemodesuffix>): New expander.
2920 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2921 (avx_movdqu<avxmodesuffix>): New expander.
2922 (*sse2_movdqu): Rename from sse2_movdqu.
2923 (sse2_movdqu): New expander.
2925 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2927 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2928 lineno 1 the same as lineno 0 before first start file directive.
2929 (optimize_macinfo_range): Likewise.
2931 * dwarf2out.c (have_macinfo): Define.
2932 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2933 attribute, don't force empty compilation unit and don't emit any
2934 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2936 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2938 Backport from mainline
2939 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2941 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2942 ORDERED and UNORDERED conditions.
2944 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2946 * function.c (requires_stack_frame_p): If the function can throw
2947 non-call exceptions, return true if the insn can throw internally.
2949 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2951 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2952 DECL_ORIGINAL_TYPE if it is present.
2954 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2956 Backport from 2012-05-12 mainline r187342.
2959 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2960 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2961 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2962 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2963 (expand_prologue): Move initialization of cfun->machine->is_naked,
2964 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2965 (avr_set_current_function): ...this new static function.
2966 (TARGET_SET_CURRENT_FUNCTION): New define.
2967 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2968 checking attributes of current_function_decl.
2969 (avr_regs_to_save): Ditto.
2970 (signal_function_p): Rename to avr_signal_function_p.
2971 (interrupt_function_p): Rename to avr_interrupt_function_p.
2973 * doc/extend.texi (Function Attributes): Better explanation of
2974 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2977 2012-05-09 Matthias Klose <doko@ubuntu.com>
2979 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2981 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2984 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2985 when a constant source operand matches an "I" constraint, the "no
2986 CC0 change" applies to a register-destination only, not a
2987 strict_low_part-destination.
2989 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2991 Backport from mainline:
2992 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2994 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2996 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2998 PR tree-optimization/53239
2999 * tree-vrp.c (get_value_range): Set VR of
3000 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3003 2012-05-07 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/53195
3006 * tree-inline.c (setup_one_parameter): Properly add referenced
3007 vars from the parameters new known value.
3009 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3011 Backport from mainline:
3012 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3015 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3018 2012-05-04 Ian Lance Taylor <iant@google.com>
3020 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3021 values from false to NULL.
3023 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3025 Backport from mainline
3026 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3029 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3030 (TARGET_CMOV): Rename from TARGET_CMOVE.
3031 (TARGET_CMOVE): New define.
3032 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3033 Do not set TARGET_CMOVE here.
3035 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3037 Backport from mainline:
3039 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3041 PR tree-optimization/52633
3042 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3043 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3044 (vect_recog_over_widening_pattern): Remove handling of code that was
3045 already detected as over-widening pattern. Remove special handling
3046 of "unsigned" cases. Instead, support general case of conversion
3047 of the shift result to another type.
3049 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3051 * tree-vect-patterns.c (vect_single_imm_use): New function.
3052 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3053 (vect_recog_over_widening_pattern): Likewise.
3054 (vect_recog_widen_shift_pattern): Likewise.
3056 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3058 PR tree-optimization/52870
3059 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3060 presumed pattern statement is within the same loop or basic block.
3062 2012-05-04 Richard Guenther <rguenther@suse.de>
3064 * common.opt (flto-report): Do not mark as Optimization.
3066 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3069 * recog.c (constrain_operands): If extra constraints are present, also
3070 accept pseudo-registers with equivalent memory locations during reload.
3072 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3074 Backport from the mainline
3075 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3078 * config/rs6000/rs6000.md (bswapdi splitters): If
3079 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3080 default) is used, generate an alternate sequence that does not
3081 depend on using indexed addressing.
3083 2012-05-03 David S. Miller <davem@davemloft.net>
3086 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3087 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3088 (sparc_emit_float_lib_cmp): Likewise.
3090 2012-05-04 Martin Jambor <mjambor@suse.cz>
3092 Backport from mainline
3093 2012-05-02 Martin Jambor <mjambor@suse.cz>
3096 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3097 of a variable when the contect is a function.
3099 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3102 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3103 append program name to it and pass that as first argument
3104 to make_relative_prefix. Always pass standard_libexec_prefix
3105 as last argument to make_relative_prefix. If
3106 make_relative_prefix returns NULL, fall back to
3107 standard_libexec_prefix.
3110 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3114 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3115 mode, return that mode.
3117 2012-05-03 Richard Guenther <rguenther@suse.de>
3119 PR tree-optimization/53144
3120 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3122 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3123 with SSA name values.
3124 (vn_reference_lookup_3): Adjust callers.
3126 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3128 PR tree-optimization/53163
3129 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3130 return value from compute_all_dependences.
3132 PR rtl-optimization/53160
3133 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3134 has been modified by ree pass already.
3136 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3138 Backport from mainline
3139 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3142 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3143 calls to cgraph_node_name in xstrdup.
3144 (ipa_make_edge_direct_to_target): Ditto.
3145 * tree-sra.c (convert_callers_for_node): Ditto.
3146 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3147 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3148 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3149 (cgraph_materialize_all_clones): Ditto.
3150 * ipa-inline.c (report_inline_failed_reason): Ditto.
3151 (want_early_inline_function_p): Ditto.
3152 (edge_badness): Ditto.
3153 (update_edge_key): Ditto.
3154 (flatten_function): Ditto.
3155 (ipa_inline): Ditto.
3156 (inline_always_inline_functions): Ditto.
3157 (early_inline_small_functions): Ditto.
3159 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3161 Backport from mainline
3162 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3164 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3165 Introduce emul_name to select the right linker emulation for
3166 powerpc64-*-freebsd*.
3167 * configure: Regenerate.
3168 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3169 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3170 * config/rs6000/freebsd64.h: New file.
3171 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3173 (rs6000_savres_strategy): Likewise.
3174 (rs6000_savres_routine_name): Likewise.
3175 (rs6000_elf_file_end): Likewise.
3176 * config/rs6000/t-freebsd64: New file.
3177 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3178 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3180 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3182 Backport from mainline
3183 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3186 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3188 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3190 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3191 predicate to discriminate types.
3193 2012-04-27 Richard Guenther <rguenther@suse.de>
3196 * convert.c (convert_to_integer): Avoid infinite recursion for
3197 target-defined built-in types.
3199 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3202 * config/cris/cris.md ("*andhi_lowpart_v32")
3203 ("*andqi_lowpart_v32"): Change first input-only operand from
3204 a (match_operand ...) to (match_dup 0). Drop alternatives with
3205 const_int-matching constraints for redundancy.
3206 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3207 three-operand alternative.
3209 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3211 Backport from mainline
3212 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3215 (*addsi_2_zext): Ditto.
3216 (*add<mode>_3): Ditto.
3217 (*addsi_3_zext): Ditto.
3218 (*add<mode>_5): Ditto.
3220 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3223 * c-typeck.c (set_nonincremental_init,
3224 set_nonincremental_init_from_string): Pass true instead of false
3225 as IMPLICIT to add_pending_init.
3227 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3229 Backport from 2012-04-24 mainline r186768.
3232 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3234 2012-04-24 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/53085
3237 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3240 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3243 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3245 (output_addressed_constants): Likewise.
3248 * varasm.c (get_section): Don't ICE for section conflicts with
3249 built-in section kinds.
3251 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3253 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3255 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3257 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3259 2012-04-23 Richard Guenther <rguenther@suse.de>
3262 * c-typeck.c (build_binary_op): Fix typo.
3264 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3266 PR tree-optimizations/52891
3267 * tree-vect-patterns.c (adjust_bool_pattern): Use
3268 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3269 but with non-standard precision.
3271 2012-04-22 Ian Lance Taylor <iant@google.com>
3273 * godump.c (go_output_typedef): Dump size of structs.
3275 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3277 Backport from mainline:
3279 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3280 hints for 'A' operand types.
3282 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3284 Backport from 2012-04-19 mainline r186588.
3287 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3288 the case *(X+const).
3290 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3292 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3294 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3297 * config/i386/sync.md (atomic_<code><mode>): Rename to
3298 atomic_<logic><mode>.
3300 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3302 Backport from mainline
3303 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3307 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3308 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3309 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3310 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3311 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3312 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3313 gen_avx2_permvarv8sf.
3315 2012-04-16 Martin Jambor <mjambor@suse.cz>
3317 Backported from mainline
3319 2012-04-13 Martin Jambor <mjambor@suse.cz>
3322 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3323 fold_ctor_reference returns a zero constant.
3325 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3327 Backported from mainline
3328 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3330 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3331 and __ILP32__ for x32.
3333 2012-04-13 Tom de Vries <tom@codesourcery.com>
3335 Backport from mainline r186418.
3337 2012-04-13 Tom de Vries <tom@codesourcery.com>
3339 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3340 parameters vuse and vuse_escaped.
3341 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3342 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3345 2012-04-13 Richard Guenther <rguenther@suse.de>
3347 PR tree-optimization/52969
3348 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3349 the condition for the COND_EXPR and handle predicate negation
3350 by swapping the COND_EXPR arms.
3352 2012-04-13 Richard Guenther <rguenther@suse.de>
3355 * convert.c (convert_to_pointer): Remove special-casing of
3358 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3360 Backport from mainline
3361 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3364 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3365 the list of options to enable the FCFID instruction.
3366 (TARGET_EXTRA_BUILTINS): Adjust comment.
3368 2012-04-12 Richard Guenther <rguenther@suse.de>
3370 PR tree-optimization/52943
3371 * tree-chrec.h (chrec_is_positive): Remove.
3372 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3373 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3374 Return false for a constant zero instead of negative.
3375 (analyze_siv_subscript_cst_affine): Handle zero difference
3376 in the initial condition explicitely.
3378 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3381 * varasm.c (process_pending_assemble_externals): Set
3382 pending_assemble_externals_processed true.
3383 (assemble_external): Call assemble_external_real if the pending
3384 assemble externals have been processed.
3386 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3389 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3390 the DECL generated for the special GOT helper.
3392 2012-04-06 Walter Lee <walt@tilera.com>
3394 Backport from mainline
3395 2012-03-07 Walter Lee <walt@tilera.com>
3397 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3398 REG_CFA_* notes for the stack pointer.
3399 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3400 EH_RETURN_STACKADJ_RTX.
3401 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3402 generate REG_CFA_* notes for the stack pointer.
3403 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3404 by EH_RETURN_STACKADJ_RTX.
3406 2012-04-06 Matt Turner <mattst88@gmail.com>
3408 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3410 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3412 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3413 of the destination isn't also a FP_REGS register.
3415 2012-04-03 Richard Guenther <rguenther@suse.de>
3417 Backport from mainline
3418 2012-03-02 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/52406
3421 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3422 (struct indices): Add unconstrained_base member.
3423 (struct dr_alias): Remove unused vops member.
3424 (DR_UNCONSTRAINED_BASE): New define.
3425 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3426 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3427 be an artificial access that covers the whole indexed object,
3428 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3429 plain decl base-objects to their MEM_REF variant.
3430 (dr_may_alias_p): When the base-object of either data reference
3431 has unknown size use only points-to information.
3432 (compute_affine_dependence): Make dumps easier to read and
3434 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3435 DR_REF when looking for packed references.
3436 (vect_supportable_dr_alignment): Likewise.
3438 2012-04-03 Richard Guenther <rguenther@suse.de>
3440 Backport from mainline
3441 2012-03-15 Richard Guenther <rguenther@suse.de>
3444 * tree-data-ref.c (subscript_dependence_tester_1): Check
3445 all dimensions for non-conflicting access functions.
3447 2012-04-03 Richard Guenther <rguenther@suse.de>
3449 Backport from mainline
3450 2012-03-06 Richard Guenther <rguenther@suse.de>
3453 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3455 2012-03-23 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/52678
3458 * tree-vectorizer.h (struct _stmt_vec_info): Add
3459 loop_phi_evolution_part member.
3460 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3461 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3462 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3463 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3464 Use the cached evolution part and the PHI nodes value from
3465 the loop preheader edge instead of re-analyzing the evolution.
3467 2012-03-26 Richard Guenther <rguenther@suse.de>
3469 PR tree-optimization/52701
3470 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3471 compute and set the evolution part of PHI nodes.
3473 2012-03-30 Richard Guenther <rguenther@suse.de>
3475 PR tree-optimization/52754
3476 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3477 propagate arbitrary addresses into really plain dereferences.
3479 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3481 PR tree-optimization/52835
3482 * tree-data-ref.c (build_rdg): Return NULL if
3483 compute_data_dependences_for_loop failed.
3485 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3487 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3488 (stmt_can_make_abnormal_goto): Use it.
3489 (is_ctrl_altering_stmt): Likewise.
3491 2012-03-31 Martin Jambor <mjambor@suse.cz>
3493 Backported from mainline
3494 2012-03-30 Martin Jambor <mjambor@suse.cz>
3496 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3497 is a builtin_stack_save in a dominating BB.
3499 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3501 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3502 crossing 128bit lane boundary.
3504 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3506 Backported from mainline
3507 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3512 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3513 * config/i386/i386.c: Include reload.h.
3514 (ix86_legitimize_reload_address): New function.
3516 2012-03-28 Martin Jambor <mjambor@suse.cz>
3518 Backported from mainline
3519 2012-03-27 Martin Jambor <mjambor@suse.cz>
3522 * tree-sra.c (sra_modify_assign): Do not call
3523 load_assign_lhs_subreplacements when working with an unscalarizable
3526 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3529 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3530 __builtin_va_start to __builtin_next_arg if the latter is
3531 builtin_decl_explicit_p rather than when it is not.
3534 * tree-vect-generic.c (vector_element): Perform multiplication
3535 for pos in bitsizetype type instead of idx type.
3537 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3539 Backport from 2012-03-28 mainline r185910.
3542 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3543 (avr_builtin_decl): New static function.
3544 (struct avr_builtin_description, avr_bdesc): Move up.
3545 Add GTY marker. Add field fndecl. Remove redundant field id.
3546 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3547 (avr_expand_builtin): Code cleanup because .id is removed.
3549 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3552 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3555 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3557 Backport from 2012-03-28 mainline r185907.
3560 * config.gcc (tm_file): Remove avr/multilib.h.
3562 * doc/invoke.texi (AVR Options): Adjust
3563 documentation of -mtiny-stack.
3565 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3566 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3567 * config/avr/t-avr: Remove generation of multilib.h.
3568 * config/avr/t-multilib: Regenerate.
3569 * config/avr/multilib.h: Remove.
3570 * config/avr/avr.opt (-msp8): New option.
3571 (avr_sp8): New variable.
3572 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3573 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3574 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3575 (avr_device_to_sp8): New prototype.
3576 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3577 (DRIVER_SELF_SPECS): New define.
3578 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3579 __AVR_SP8__, __AVR_HAVE_SPH__.
3580 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3581 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3582 (avr_file_start): Ditto.
3584 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3587 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3588 instead of 8 in adjust_address.
3590 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3592 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3593 of a unit before computing the offset in units.
3595 2012-03-27 Richard Guenther <rguenther@suse.de>
3598 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3601 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3604 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3606 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3609 * varasm.c: Include pointer-set.h.
3610 (pending_assemble_externals_set): New pointer set.
3611 (process_pending_assemble_externals): Destroy the pointer set.
3612 (assemble_external): See if decl is in pending_assemble_externals_set,
3613 and add it to pending_assemble_externals if necessary.
3614 (init_varasm_once): Allocate pending_assemble_externals_set.
3616 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3618 Backported from mainline
3619 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3622 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3623 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3624 (vector_ltgt<mode>): Likewise.
3625 (vector_ordered<mode>): Likewise.
3626 (vector_unordered<mode>): Likewise.
3627 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3629 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3631 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3634 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3636 Backported from mainline
3637 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3641 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3642 GENERAL_REGS and FP_REGS for SImode.
3644 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3647 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3648 on any new_local_var_chain vars declared during recursing on
3649 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3651 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3653 Backport from 2012-03-22 mainline r185692.
3656 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3657 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3658 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3659 (delay_cycles_1, delay_cycles_2): Ditto.
3660 (delay_cycles_3, delay_cycles_4): Ditto.
3661 (nopv, *nopv): Ditto.
3662 (sleep, *sleep): Ditto.
3665 Backport from 2012-03-21 mainline r185605.
3667 PR rtl-optimization/52543
3669 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3670 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3671 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3672 (avr_load_libgcc_p): Restrict to __flash loads.
3673 (avr_out_lpm): Only handle 1-byte loads from __flash.
3674 (avr_load_lpm): New function.
3675 (avr_find_unused_d_reg): Remove.
3676 (avr_out_lpm_no_lpmx): Remove.
3677 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3678 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3679 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3680 (load_<mode>, load_<mode>_clobber): New insns.
3681 (mov<mode>): For multi-byte move from non-generic
3682 16-bit address spaces: Expand to load_<mode> resp.
3683 load_<mode>_clobber.
3684 (load<mode>_libgcc): Remove expander.
3685 (split-lpmx): Remove split.
3687 Backport from 2012-03-13 mainline r185329.
3690 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3691 offset (size) to a value the insns can deal with.
3692 (expand_epilogue): Ditto.
3694 Backport from 2012-03-12 mainline r185256.
3697 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3698 type from reg_class_t to enum reg_class.
3699 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3701 Backport from 2012-03-12 mainline r185253.
3704 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3705 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3706 r184615 from 2012-02-28.
3708 Backport from 2012-03-08 mainline r185105.
3710 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3711 for constants in [-63,63].
3713 Backport from 2012-03-08 mainline r185100.
3716 * config/avr/avr.c (avr_mem_clobber): New static function.
3717 (avr_expand_delay_cycles): Add memory clobber operand to
3718 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3719 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3720 (enable_interrupt, disable_interrupt): New expander.
3721 (nopv, sleep, wdr): New expanders.
3722 (delay_cycles_1): Add memory clobber.
3723 (delay_cycles_2): Add memory clobber.
3724 (delay_cycles_3): Add memory clobber.
3725 (delay_cycles_4): Add memory clobber.
3726 (cli_sei): New insn from former "enable_interrupt",
3727 "disable_interrupt" with memory clobber.
3728 (*wdt): New insn from former "wdt" with memory clobber.
3729 (*nopv): Similar, but for "nopv".
3730 (*sleep): Similar, but for "sleep".
3732 Backport from 2012-03-07 mainline r185043.
3735 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3737 Backport from 2012-03-07 mainline r185032.
3740 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3741 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3742 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3744 Backport from 2012-03-07 mainline r185031.
3747 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3749 * config/avr/avr.md (xload_8): Adjust insn length.
3751 Backport from 2012-03-07 mainline r185030.
3754 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3755 if RAMPZ affects reading from RAM.
3757 Backport from 2012-03-05 mainline r184919.
3759 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3761 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3763 Backport from mainline r185259.
3766 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3767 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3769 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3771 Backported from mainline
3772 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3775 * c-parser.c (c_parser_postfix_expression)
3776 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3778 * config/i386/smmintrin.h: Avoid /* within a comment.
3779 * config/i386/nmmintrin.h: Likewise.
3781 2012-03-22 Richard Guenther <rguenther@suse.de>
3783 * BASE-VER: Set to 4.7.1.
3784 * DEV-PHASE: Set to prerelease.
3786 2012-03-22 Release Manager
3788 * GCC 4.7.0 released.
3790 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3792 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3794 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3795 Andrew Pinski <apinski@cavium.com>
3798 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3799 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3800 calls instead of __builtin_ir{int,ound}*.
3802 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3805 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3808 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3810 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3811 Refer to GCC 4.7 version of c99status.html.
3813 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3815 Backport from mainline
3816 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3818 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3819 redefine to be NULL if the current bit-size is different from the
3820 configured bit-size.
3822 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3823 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3824 set the default tuning. Add asserts to make sure the cpu and tune
3825 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3826 test whether the index is set, instead of > 0.
3827 (rs6000_file_start): Do not reset the default cpu if the current
3828 bit-size is different from the configured bit-size.
3830 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3832 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3834 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3835 Update binutils references.
3836 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3837 Update binutils reference.
3838 Update Sun as/GNU ld caveat.
3839 Document binutils largefile requirement for LTO plugin.
3840 Remove reference to alternate libpthread.
3842 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3844 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3846 (Specific, mips-sgi-irix6): Likewise.
3848 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3850 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3851 * configure: Regenerate.
3853 2012-03-07 Richard Henderson <rth@redhat.com>
3855 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3856 * config/m68k/sync.md (atomic_test_and_set): Use it.
3857 (atomic_test_and_set_1): Likewise.
3859 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3862 * Makefile.in: Let install-gcc-ar depend on installdirs,
3863 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3864 Don't double canonicalize if cross-compiling.
3866 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3868 * trans-mem.c: New typedef for tm_region_p.
3869 Define vector types for tm_region_p.
3870 (tm_region_init): Replace region_worklist to a vector called
3873 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3876 * trans-mem.c (tm_region_init): Use last_basic_block.
3878 2012-03-05 Richard Henderson <rth@redhat.com>
3881 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3882 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3883 BIGGEST_ALIGNMENT is aligned.
3885 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3887 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3889 2012-03-05 Richard Henderson <rth@redhat.com>
3892 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3893 instead of calling negqi2 directly.
3895 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3897 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3898 (INTMAX_TYPE): Use it.
3899 (UINTMAX_TYPE): Likewise.
3900 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3901 (irix6_c_common_override_options): Declare.
3902 (C_COMMON_OVERRIDE_OPTIONS): Define.
3903 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3904 * config/mips/irix6-c.c: New file.
3905 * config/mips/t-irix6 (irix6-c.o): New target.
3906 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3909 2012-03-02 Richard Henderson <rth@redhat.com>
3911 * optabs.c (expand_atomic_test_and_set): Honor
3912 atomic_test_and_set_trueval even when atomic_test_and_set
3913 optab is not in use.
3915 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3917 Backport from mainline
3918 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3920 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3922 2012-03-02 Richard Guenther <rguenther@suse.de>
3924 * DEV-PHASE: Set to prerelease.
3926 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3928 * config.gcc (obsolete): Add all ARM targets using the FPA.
3929 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3930 * doc/install.texi: Avoid references to obsolete ARM ports.
3932 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3934 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3936 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3937 Joern Rennecke <joern.rennecke@embecosm.com>
3939 * doc/extend.texi: Expand and update information on interrupt
3940 attribute for Epiphany.
3942 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3944 * config/sh/sh-protos.h: Update copyright notice dates.
3945 * config/sh/sh.h: Likewise.
3946 * config/sh/sh.md: Likewise.
3947 * config/sh/constraints.md: Likewise.
3948 * config/sh/predicates.md: Likewise.
3950 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3952 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3953 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3955 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3957 * config/sh/constraints.md: Fix comment typo.
3959 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3962 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3963 unsigned HOST_WIDE_INT.
3964 (zvdep_imm64): Likewise.
3965 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3966 (vdepi_and): Likewise.
3967 Likewise for unamed 64-bit patterns.
3968 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3970 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3973 PR rtl-optimization/52417
3974 * cselib.c (cselib_any_perm_equivs): New variable.
3975 (cselib_reset_table): Check that it's not set when not
3976 preserving constants.
3977 (cselib_add_permanent_equiv): Set it.
3978 (cselib_have_permanent_equivalences): New.
3979 (cselib_init, cselib_finish): Reset it.
3980 * cselib.h (cselib_have_permanent_equivalences): Declare.
3981 * alias.c (get_addr): Restore earlier behavior when there
3982 aren't permanent equivalences.
3984 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3986 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3987 * config/v850/v850-modes.def: Fix copyright notice.
3989 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3991 * doc/extend.texi (AVR Built-in Functions): Document
3992 __builtin_avr_flash_segment.
3994 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3995 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3996 (*split.flash_segment): New insn-and-split.
3997 * config/avr/avr.c (avr_init_builtins): Add local variables:
3998 const_memx_void_node, const_memx_ptr_type_node,
3999 char_ftype_const_memx_ptr.
4001 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4003 PR tree-optimization/52445
4004 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4005 add ssa_name_ver, offset and size fields and change store field
4007 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4008 (add_or_mark_expr): Likewise. Only consider previous stores
4009 with the same size and offset.
4010 (nt_init_block): Only look at gimple_assign_single_p stmts,
4011 doesn't look at rhs2.
4013 2012-03-01 Richard Guenther <rguenther@suse.de>
4016 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4017 conversions from integral types to pointer types.
4019 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4021 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4022 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4023 unintentionally removed in r184616.
4025 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4027 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4030 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4031 Uros Bizjak <ubizjak@gmail.com>
4034 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4035 alternatives, add "e" constraint to the new last alternative
4036 and ! to last 3 alternatives.
4038 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4040 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4041 DW_AT_artificial attributes at the end of the processing.
4042 (gen_array_type_die): Likewise.
4043 (gen_enumeration_type_die): Likewise.
4044 (gen_struct_or_union_type_die): Likewise.
4045 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4048 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4051 * expr.c (expand_assignment): If doing misaligned store that doesn't
4052 cover all mode bits, perform a RMW cycle.
4054 PR tree-optimization/52429
4055 * tree-parloops.c (separate_decls_in_region_debug): Return early
4056 if var is LABEL_DECL.
4058 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4060 PR tree-optimization/52424
4061 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4062 calling dom_thread_across_edge.
4064 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4066 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4068 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4070 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4071 * config/avr/avr.c (avr_output_bld): Remove unused function.
4072 (avr_out_sbxx_branch): Use "%T" to print bit position.
4074 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4076 * config/avr/avr.md: Untabify.
4078 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4080 * config/avr/avr.md (eqne): New code iterator.
4081 (*dec-and-branchsi): Use it in text peephole's condition.
4082 (*dec-and-branchhi): Ditto.
4083 (*dec-and-branchqi): Ditto.
4085 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4088 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4089 the device does not have the skip-bug.
4091 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4093 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4094 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4095 -mpretend-cmove): New.
4097 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4100 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4101 doesn't count DEBUG_INSN refs.
4102 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4103 for DEBUG_INSN refs.
4105 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4109 2012-02-20 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/52298
4111 * tree-vect-stmts.c (vectorizable_load): Properly use
4112 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4115 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4118 * gimple.h (gimple_in_transaction): New.
4119 (gimple_set_in_transaction): New.
4120 (struct gimple_statement_base): Add in_transaction field.
4121 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4123 (tree_ssa_lim_initialize): Compute transaction bits.
4124 * tree.h (compute_transaction_bits): Protoize.
4125 * trans-mem.c (tm_region_init): Use the heap to store BB
4127 (compute_transaction_bits): New.
4129 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4131 * gcc.c (display_help): Document --help=common and sort entries
4134 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4136 * doc/install.texi: Document check-$LANG specific shortcuts
4138 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4141 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4143 * config/arm/arm_neon.h: Regenerate.
4144 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4145 (neon_vcgeu): New insn.
4146 (neon_vcgtu): Likewise.
4147 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4148 (ops): Unsigned comparison intrinsics call a different
4151 2012-02-28 Richard Guenther <rguenther@suse.de>
4154 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4155 ordering for the VEC_CONCAT for two element vectors for
4156 V2SFmode, V2SImode and V2DImode.
4158 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4161 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4162 detecting big-endian triplets.
4164 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4166 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4167 mode if there is no type information available.
4169 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4171 PR tree-optimization/53207
4172 * doc/invoke.texi: Document as experimental and relying on graphite.
4174 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4176 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4177 of initializer to changes from r184614.
4179 2012-02-28 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/52395
4182 * tree-sra.c (build_ref_for_offset): Also look at the base
4183 TYPE_ALIGN when figuring out the alignment of the replacement.
4185 2012-02-28 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/52402
4188 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4189 mis-aligned types when creating the accesses at the call site.
4191 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4193 * config/avr/builtins.def: New file.
4194 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4195 * config/avr/avr.c (enum avr_builtin_id): Use it.
4196 (avr_init_builtins): Use it. And use avr_bdesc.
4197 (bdesc_1arg): Remove.
4198 (bdesc_2arg): Remove.
4199 (bdesc_3arg): Remove.
4200 (struct avr_builtin_description): Add field n_args.
4201 (avr_bdesc): New static variable using builtins.def.
4202 (avr_expand_builtin): Use it.
4203 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4204 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4205 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4207 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4210 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4211 match only one single hard register with respective hard reg rtx.
4212 (movmemx_<mode>): Ditto.
4213 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4214 insn anatomy of movmem[x]_<mode>.
4215 (avr_out_movmem): Same for printing assembler and operand usage.
4217 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4221 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4222 address spaces located outside of device flash.
4224 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4225 (mcu_type_s): Add field n_flash.
4226 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4227 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4228 (AVR_MCU): Add N_FLASH argument.
4229 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4230 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4231 macro __FLASH<n> if that address space makes sense for the device.
4232 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4233 outside of target flash.
4234 (avr_asm_named_section): Ditto.
4235 (avr_asm_select_section): Ditto.
4236 (avr_addr_space_convert): Ditto.
4237 (avr_emit_movmemhi): Ditto.
4238 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4239 address space is outside of device flash.
4240 (avr_insert_attributes): Ditto.
4241 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4242 avr_current_arch->n_segments.
4244 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4247 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4249 (*movabs<mode>_2): Likewise.
4251 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4254 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4255 s_register_operand in the test instead of REG_P. Don't call
4256 gen_reg_rtx if it won't be used.
4258 PR tree-optimization/52376
4259 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4261 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4263 * ifcvt.c (noce_get_condition): Check condition variable is not
4264 small_register_classes_for_mode_p before accepting.
4266 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4268 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4270 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4273 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4274 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4276 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4278 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4280 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4282 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4284 * config/sh/predicates.md: Remove blank lines.
4285 * config/sh/sh.c: Fix typos in comments.
4286 * config/sh/constraints.md: Likewise.
4287 * config/sh/sh.md: Remove blank lines.
4288 Fix typos in comments. Use ;; as comment characters.
4290 2012-02-26 Walter Lee <walt@tilera.com>
4292 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4293 (replace_mov_pcrel_step2): Ditto.
4295 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4298 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4299 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4300 and locs that reference values newer than the non-canonical value
4301 at hand. Return the canonical value as a worst case.
4302 (memrefs_conflict_p): Walk canonical value's locs.
4305 * cselib.c (preserve_only_constants): Rename to...
4306 (preserve_constants_and_equivs): ... this. Split out...
4307 (invariant_or_equiv_p): ... this. Preserve plus expressions
4308 of other preserved expressions too.
4309 (cselib_reset_table): Adjust.
4310 * var-tracking.c (reverse_op): Use canonical value to build
4313 2012-02-23 Kai Tietz <ktietz@redhat.com>
4315 * config/i386/i386.c (ix86_delegitimize_address): Handle
4316 UNSPEC_PCREL plus displacement.
4318 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4321 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4322 to test for unusedness in st X addressing.
4324 2012-02-24 Richard Guenther <rguenther@suse.de>
4327 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4328 (is_gimple_reg_type): Move inline ...
4329 * gimple.h (is_gimple_reg_type): ... here.
4331 2012-02-24 Richard Guenther <rguenther@suse.de>
4334 * passes.c (execute_function_todo): When verifying SSA form
4335 verify gimple form first.
4336 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4338 2012-02-24 Richard Guenther <rguenther@suse.de>
4341 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4342 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4344 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4346 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4348 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4350 * tree-phinodes.c (make_phi_node): Mark static.
4351 * tree-flow.h (make_phi_node): Remove extern decl.
4352 * doc/gimple.texi (make_phi_node): Remove documentation.
4354 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4356 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4357 * tree-ssa-sccvn.c (print_scc): Ditto.
4359 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4361 * doc/passes.texi (Full redundancy elimination): Fix typo.
4363 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4365 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4367 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4370 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4372 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4375 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4377 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4379 * config/avr/avr.md (code_stdname): Add ior, xor.
4380 (xior): New code iterator.
4381 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4382 (*<code_stdname><mode>qi.byte1-3): Ditto.
4384 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4386 PR tree-optimization/52019
4387 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4390 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4392 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4393 HAVE_INITFINI_ARRAY to work around namespace pollution in
4394 certain versions of newlib system headers.
4395 * config.in: Regenerate.
4396 * configure: Regenerate.
4397 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4398 instead of HAVE_INITFINI_ARRAY.
4400 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4403 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4404 is not offsettable memory reference.
4406 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4409 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4410 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4412 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4414 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4415 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4417 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4419 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4420 library on Solaris 8 even without TLS support.
4421 * configure: Regenerate.
4423 2012-02-22 Richard Guenther <rguenther@suse.de>
4426 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4427 for GIMPLE_DEBUG stmts.
4429 2012-02-22 Martin Jambor <mjambor@suse.cz>
4432 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4433 according to the base object.
4435 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4437 PR rtl-optimization/50063
4438 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4439 and 2 (8-bit SP) in operand 2.
4440 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4441 setup to use movhi_sp_r instead of vanilla move to write SP.
4442 Adjust REG_CFA notes to superseed unspec.
4443 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4445 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4446 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4447 irq_state 1 (IRQ known to be on) here.
4449 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4451 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4453 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4454 assign_hard_reg): Likewise.
4456 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4458 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4460 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4463 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4464 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4466 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4468 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4469 prototype from here to...
4470 * config/avr/avr.h: ...here.
4472 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4475 * thumb2.md (thumb2_shiftsi3_short): Split register and
4476 immediate shifts. For register shifts tie operands 0 and 1.
4477 (peephole2 for above): Check that register-controlled shifts
4478 have suitably tied operands.
4480 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4483 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4484 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4485 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4486 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4487 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4488 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4489 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4490 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4491 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4492 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4493 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4494 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4495 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4496 bdver1_ssevector_avx256_unaligned_load,
4497 bdver1_ssevector_sse128_unaligned_load,
4498 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4499 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4500 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4501 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4502 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4503 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4504 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4505 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4506 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4507 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4508 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4509 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4510 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4511 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4512 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4513 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4514 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4515 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4516 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4517 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4518 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4519 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4520 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4521 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4522 bdver1_ssediv_double_load, bdver1_ssediv_double,
4523 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4524 Add "bdver2" attribute.
4526 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4528 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4529 default if possible and not specified otherwise.
4531 2012-02-21 Richard Guenther <rguenther@suse.de>
4534 * gimplify.c (create_tmp_from_val): Use the main variant type
4535 for the type of the temporary we create.
4537 2012-02-21 Richard Guenther <rguenther@suse.de>
4539 PR tree-optimization/52324
4540 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4541 do not gimplify a MEM_REF address operand if it is already
4544 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4546 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4547 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4549 2012-02-21 Richard Guenther <rguenther@suse.de>
4551 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4552 nested_in_vect_loop.
4554 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4556 PR tree-optimization/52318
4557 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4558 vdef also to non-pure/const call stmts in the sequence.
4560 2012-02-20 David S. Miller <davem@davemloft.net>
4562 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4563 don't use the "rd %pc" instruction on v9 for PIC register loads.
4565 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4568 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4569 in a transaction safe function.
4571 2012-02-20 Kai Tietz <ktietz@redhat.com>
4574 * stor-layout.c (place_field): Handle desired_align for
4577 2012-02-20 Richard Guenther <rguenther@suse.de>
4579 PR tree-optimization/52298
4580 * tree-vect-stmts.c (vectorizable_store): Properly use
4581 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4583 (vectorizable_load): Likewise.
4584 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4585 Access DR_STEP after ensuring it is not NULL.
4587 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4589 PR tree-optimization/52286
4590 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4591 optimization use double_int_to_tree instead of build_int_cst_wide,
4592 rewrite to use double_int vars.
4594 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4597 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4599 Remove -e 0 from $gcc_cv_ld invocation.
4600 Only use __GLIBC_PREREQ if defined.
4601 Enable on Solaris since Solaris 8 patch.
4602 (gcc_SUN_LD_VERSION): New macro.
4603 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4604 gcc_SUN_LD_VERSION for version number format.
4605 * configure: Regenerate.
4606 * varasm.c (get_elf_initfini_array_priority_section): Set
4607 SECTION_NOTYPE for non-default priority.
4608 Use get_section instead of get_unnamed_section to emit
4609 .init_array/.fini_array with default priority.
4611 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4613 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4614 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4615 (mips_start_unique_function, mips_output_mips16_rdhwr)
4616 (mips_code_end): New functions.
4617 (TARGET_ASM_CODE_END): Define.
4619 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4621 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4622 to stubs with non-sibling calls.
4624 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4626 * doc/invoke.texi (-fira-* options): Copy-edit.
4627 (ira-* parameters): Copy-edit.
4629 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4631 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4632 GCC coding conventions.
4634 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4636 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4637 when used as adjectives.
4639 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4641 * doc/invoke.texi: Clean up "that"/"which" confusion.
4643 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4645 * system.h: Poison SMALL_REGISTER_CLASSES
4646 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4647 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4649 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4651 PR tree-optimization/52285
4652 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4653 when deciding if a call is a tail call or tail recursion.
4655 2012-02-16 Kai Tietz <ktietz@redhat.com>
4657 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4658 interger-constant displacement for UNSPEC_PCREL.
4660 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4662 PR rtl-optimization/52208
4663 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4664 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4666 PR tree-optimization/52255
4667 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4668 loop->header has virtual PHI, but exit_e->dest doesn't, add
4669 virtual PHI to exit_e->dest and adjust all uses after the loop.
4672 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4673 children with clone_tree_hash, not after it.
4675 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4677 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4678 extended identifiers.
4680 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4683 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4684 a same_body_alias, also test whether e->callee isn't a former
4685 or current clone of the decl this is a same body alias of.
4687 PR translation/52264
4688 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4690 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4692 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4694 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4697 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4698 force_reg instead of copy_to_reg for better optimization. Force
4699 non-register or memory operands into a register.
4701 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4703 * extend.texi: Reserve upper bits of memory model for future use.
4705 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4706 Anatoly Sokolov <aesok@post.ru>
4707 Eric Weddington <eric.weddington@atmel.com>
4710 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4711 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4712 Rewrite initializers for .macro.
4713 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4714 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4715 atxmega32d4, atxmega32x1.
4716 avrxmega4: atxmega64a3, atxmega64d3.
4717 avrxmega5: atxmega64a1, atxmega64a1u.
4718 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4719 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4720 avrxmega7: atxmega128a1, atxmega128a1u.
4721 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4722 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4723 (struct base_arch_s): Rename reserved to xmega_p.
4724 Rename reserved2 to have_rampd.
4725 (AVR_XMEGA): New define.
4726 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4727 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4728 * config/avr/predicates.md (io_address_operand): Take into
4730 (low_io_address_operand): Ditto.
4731 (high_io_address_operand): Ditto.
4732 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4733 (enabled, movhi_sp_r): Use them.
4734 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4735 cpp_define_formatted to built-in define __AVR_ARCH__.
4736 (__AVR_XMEGA__): New built-in define.
4737 (__AVR_HAVE_RAMPD__): New built-in define.
4738 (__AVR_HAVE_RAMPX__): New built-in define.
4739 (__AVR_HAVE_RAMPY__): New built-in define.
4740 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4742 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4743 (avr_option_override): Initialize them.
4744 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4745 (avr_init_expanders): Initialize them. No more block several calls.
4746 (emit_push_sfr): New static function.
4747 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4749 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4750 (avr_print_operand): Print addreeses as symbols for
4751 RAMPX, RAMPY, RAMPD, CCP.
4752 (output_movhi): Handle AVR_XMEGA when writing to SP.
4753 (avr_out_movhi_mr_r_xmega): New static function.
4754 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4755 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4756 __RAMPD__, __CCP__ as needed.
4758 * config/avr/multilib.h: Regenerate.
4759 * config/avr/t-multilib: Regenerate.
4760 * config/avr/avr-tables.opt: Regenerate.
4762 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4764 PR tree-optimization/50561
4765 * graphite-flattening.c (lst_project_loop): Do not
4766 remove old scattering dimensions after flattening.
4767 (lst_do_flatten): Likewise.
4769 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4771 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4772 __builtin_avr_map8, __builtin_avr_map16.
4773 Document __builtin_avr_insert_bits.
4775 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4776 (insert_bits): New insn.
4777 (adjust_len.map_bits): Rename to insert_bits.
4778 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4779 * avr-protos.h (avr_out_map_bits): Remove.
4780 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4781 * config/avr/constraints.md (Cxf,C0f): New.
4782 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4783 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4784 New built-in define __BUILTIN_AVR_INSERT_BITS.
4785 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4786 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4787 (avr_move_bits): Rewrite.
4788 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4790 (avr_map_op_t): New typedef.
4791 (avr_map_op): New static variable.
4792 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4793 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4794 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4795 (bdesc_3arg, avr_expand_triop_builtin): New.
4796 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4797 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4798 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4799 (avr_map_equal_p, avr_map_sig_p): Remove.
4800 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4801 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4802 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4803 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4804 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4805 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4807 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4809 * config/c6x/c6x.md (reserve_cycles): New attribute.
4810 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4811 don't reserve functional units after the branch occurs.
4813 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4816 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4817 functions into non-tm_pure functions.
4819 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4822 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4823 (iterative_hash_canonical_type): Likewise.
4824 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4827 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4829 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4830 sched-group insn, it either remains alone or the entire list is pruned.
4832 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4834 * doc/install.texi (Prerequisites): Fix grammar.
4835 (Configuration): Likewise.
4837 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4839 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4840 MPC as part of GCC before describing configuring with --with-gmp etc.
4841 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4842 sources are present.
4844 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4847 * dwarf2out.c (clone_tree_hash): New function.
4848 (copy_decls_walk): Use it instead of clone_tree.
4850 2012-02-14 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/52244
4853 PR tree-optimization/51528
4854 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4855 replacements for integral types.
4857 2012-02-14 Walter Lee <walt@tilera.com>
4859 * config.gcc: Handle tilegx and tilepro.
4860 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4862 Add HAVE_AS_TLS check for tilegx and tilepro.
4863 * configure: Regenerate.
4864 * doc/contrib.texi: Add Mat Hostetter and self.
4865 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4866 Document instruction intrinsics and network accessing intrinsics.
4867 (TILEPro Built-in Functions): New node. Document instruction
4868 intrinsics and network accessing intrinsics.
4869 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4870 (Specific, tilepro-*-linux*): Likewise.
4871 * doc/invoke.texi (TILE-Gx Options): New section.
4872 (TILEPro Options): New section.
4873 * doc/md.texi (TILE-Gx): New section.
4874 (TILEPro): New section.
4875 * common/config/tilegx/tilegx-common.c: New file.
4876 * common/config/tilepro/tilepro-common.c: New file.
4877 * config/tilegx/constraints.md: New file.
4878 * config/tilegx/linux.h: New file.
4879 * config/tilegx/mul-tables.c: New file.
4880 * config/tilegx/predicates.md: New file.
4881 * config/tilegx/sync.md: New file.
4882 * config/tilegx/t-tilegx: New file.
4883 * config/tilegx/tilegx-builtins.h: New file.
4884 * config/tilegx/tilegx-c.c: New file.
4885 * config/tilegx/tilegx-generic.md: New file.
4886 * config/tilegx/tilegx-modes.def: New file.
4887 * config/tilegx/tilegx-multiply.h: New file.
4888 * config/tilegx/tilegx-protos.h: New file.
4889 * config/tilegx/tilegx.c: New file.
4890 * config/tilegx/tilegx.h: New file.
4891 * config/tilegx/tilegx.md: New file.
4892 * config/tilegx/tilegx.opt: New file.
4893 * config/tilepro/constraints.md: New file.
4894 * config/tilepro/gen-mul-tables.cc: New file.
4895 * config/tilepro/linux.h: New file.
4896 * config/tilepro/mul-tables.c: New file.
4897 * config/tilepro/predicates.md: New file.
4898 * config/tilepro/t-tilepro: New file.
4899 * config/tilepro/tilepro-builtins.h: New file.
4900 * config/tilepro/tilepro-c.c: New file.
4901 * config/tilepro/tilepro-generic.md: New file.
4902 * config/tilepro/tilepro-modes.def: New file.
4903 * config/tilepro/tilepro-multiply.h: New file.
4904 * config/tilepro/tilepro-protos.h: New file.
4905 * config/tilepro/tilepro.c: New file.
4906 * config/tilepro/tilepro.h: New file.
4907 * config/tilepro/tilepro.md: New file.
4908 * config/tilepro/tilepro.opt: New file.
4910 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4912 PR tree-optimization/52210
4913 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4914 vect_model_simple_cost with two entry vect_def_type array instead
4915 of an address of dt.
4917 2012-02-14 Richard Guenther <rguenther@suse.de>
4920 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4921 Do not stream DECL_QUALIFIER.
4922 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4923 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4924 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4926 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4929 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4932 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4935 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4936 * cselib.c (cselib_subst_to_values_from_insn): New function.
4937 * sched-deps.c (add_insn_mem_dependence,
4938 sched_analyze_1, sched_analyze_2): Use it.
4940 2012-02-13 Jan Hubicka <jh@suse.cz>
4943 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4945 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4947 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4948 (GTM_SELF_SPECS): Define if not already defined.
4949 (driver_self_specs): Add GTM_SELF_SPECS.
4950 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4951 (GTM_SELF_SPECS): Define.
4952 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4953 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4955 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4957 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4960 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4963 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4964 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4966 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4969 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4971 2012-02-13 Richard Guenther <rguenther@suse.de>
4973 PR translation/52211
4974 * passes.c (enable_disable_pass): Fix typo.
4976 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4979 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4980 XOR for reduce_bit_field if type is unsigned.
4982 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4984 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4985 disallow changes from SFmode to mode with different size in FP regs.
4987 2012-02-12 Robert Millan <rmh@gnu.org>
4988 Gerald Pfeifer <gerald@pfeifer.com>
4990 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4993 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4995 PR rtl-optimization/52175
4996 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4997 to frame-related instructions.
4999 2012-02-10 Jason Merrill <jason@redhat.com>
5002 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5003 (demangle_new_symbols): Fill it.
5004 (scan_linker_output): Walk it.
5005 (start_tweaking): Split out from scan_linker_output.
5006 (maybe_tweak): Update sym->chosen.
5007 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5009 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5012 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5014 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5016 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5017 having the same mode as previous compare.
5019 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5021 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5022 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5023 (nonlocal_goto_internal): Likewise.
5024 (nonlocal_goto): Emit a use and an indirect jump directly.
5026 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5029 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5030 __atomic_{is,always}_lock_free.
5032 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5035 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5036 negative constant address for x32.
5038 2012-02-10 Richard Henderson <rth@redhat.com>
5040 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5041 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5042 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5044 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5045 Ira Rosen <irar@il.ibm.com>
5047 PR tree-optimization/50031
5048 * targhooks.c (default_builtin_vectorization_cost): Handle
5050 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5051 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5052 all types of reduction and pattern statements.
5053 (vect_estimate_min_profitable_iters): Likewise.
5054 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5055 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5056 for explicit realigns.
5057 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5058 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5060 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5061 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5062 vec_perm for VSX and handle vec_promote_demote.
5064 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5067 * builtins.c (fold_builtin_atomic_always_lock_free,
5068 expand_builtin_atomic_always_lock_free,
5069 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5070 Return and/or test boolean_true_node/boolean_false_node instead of
5071 integer_one_node/integer_zero_node.
5073 2012-02-10 Jan Hubicka <jh@suse.cz>
5076 * predict.c (predict_paths_for_bb): Prevent looping.
5077 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5079 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5081 * config/arm/arm.c (output_move_double): In one case properly
5082 count number of instructions that will be emitted.
5084 2012-02-10 Richard Guenther <rguenther@suse.de>
5086 PR translation/52193
5087 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5089 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5092 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5094 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5097 * var-tracking.c (emit_note_insn_var_location): If
5098 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5099 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5100 non-NOTE_DURING_CALL_P insn.
5102 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5105 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5107 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5110 * gcc.c (switch_matches) Support switches with separated form,
5113 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5115 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5117 (RAMPZ_ADDR): Ditto.
5118 * config/avr/avr.c (avr_addr_t): New typedef.
5119 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5120 (avr_init_expanders): Initialize it.
5121 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5123 (expand_epilogue): Ditto.
5124 (avr_print_operand): Ditto.
5125 (avr_file_start): Ditto.
5126 (avr_emit_movmemhi): Ditto.
5128 2012-02-08 Richard Guenther <rguenther@suse.de>
5130 PR tree-optimization/46886
5131 * tree-flow.h (do_while_loop_p): Declare.
5132 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5133 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5135 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5137 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5138 always succeed for integers larger than a native word.
5140 2012-02-08 Richard Guenther <rguenther@suse.de>
5142 PR rtl-optimization/52170
5143 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5144 properly handle integer vector modes.
5146 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5148 PR gcov-profile/52150
5149 * coverage.c: Include target.h.
5150 (build_var): Call targetm.strip_name_encoding on the assembler name.
5151 Change one _ into . or $ if the target allows it.
5152 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5154 PR rtl-optimization/52139
5155 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5156 is a BARRIER after emit_insn_after_noloc, move BB_END
5157 to the last non-BARRIER insn before it.
5159 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5162 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5163 (mips_gimplify_va_arg_expr): Call it instead of
5164 std_gimplify_va_arg_expr.
5166 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5168 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5169 message for -mno-pointers-to-nested-function.
5171 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5174 * expr.c (get_inner_reference): If there is an offset, add a negative
5175 bit position to it (if any).
5177 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5179 PR rtl-optimization/52060
5180 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5181 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5182 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5183 and/or i0src_copy2 when needed.
5185 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5187 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5188 or LTOPLUGINSONAME if have_c.
5190 * config/freebsd-spec.h: Add comment about what macros can be defined
5192 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5193 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5196 2012-02-07 Richard Guenther <rguenther@suse.de>
5198 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5199 newline in -alias dumps.
5201 2012-02-07 Kai Tietz <ktietz@redhat.com>
5202 Dave Korn <dave.korn.cygwin@gmail.com>
5205 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5206 Take care that typinfo gets dllexport-attribute.
5208 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5211 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5212 if modifier < EXPAND_SUM call force_operand on the result.
5214 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5216 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5217 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5219 (epiphany_function_type): Replace types for specific interrupts with
5220 EPIPHANY_FUNCTION_INTERRUPT.
5221 (EPIPHANY_INTERRUPT_P): Update.
5222 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5223 New static function.
5224 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5225 <disinterrupt>: Affects type identity.
5226 (epiphany_handle_interrupt_attribute): Handle variable number of
5228 (epiphany_compute_function_type): Update for new
5229 epiphany_function_type definition.
5230 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5231 handlers with a longcall forwarder.
5232 (epiphany_start_function): Handle multiple interrupt arguments and/or
5233 forwarder_section attribute.
5235 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5238 2012-02-07 Alan Modra <amodra@gmail.com>
5241 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5244 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5246 PR tree-optimization/50969
5247 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5248 use vec_perm rather than vector_stmt.
5249 (vect_model_load_cost): Likewise.
5250 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5251 vec_perm to be the same as other vector statements.
5252 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5253 cost of vec_perm for TARGET_VSX.
5255 2012-02-06 Richard Guenther <rguenther@suse.de>
5257 PR tree-optimization/52115
5258 * tree-sra.c (access_has_replacements_p): New function.
5259 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5261 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5264 * trans-mem.c (expand_call_tm): Add an assertion.
5265 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5268 2012-02-06 Richard Guenther <rguenther@suse.de>
5270 PR tree-optimization/50955
5271 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5272 raise cost of expressions that replace an address with an
5273 expression based on a different pointer.
5275 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5278 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5279 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5281 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5284 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5285 -Weffc++ and specify guidelines come from second edition.
5287 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5289 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5290 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5291 (call_direct_split, call_value_split, call_value_internal_direct)
5292 (call_value_direct_split, call_value_multiple_split): Use jal and
5293 jal_macro attributes.
5295 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5297 * reload1.c (reload_regs_reach_end_p): Replace with...
5298 (reload_reg_rtx_reaches_end_p): ...this function.
5299 (new_spill_reg_store): Update commentary.
5300 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5301 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5302 before setting new_spill_reg_store.
5303 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5304 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5305 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5306 for non-spill reload registers.
5308 2012-02-05 Ira Rosen <irar@il.ibm.com>
5310 PR tree-optimization/52091
5311 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5312 (vect_is_simple_use_1): Likewise.
5313 * tree-vect-loop.c (vectorizable_reduction): Update calls
5314 to vect_is_simple_use_1 and vect_is_simple_use.
5315 (vectorizable_live_operation): Likewise.
5316 * tree-vect-patterns.c (widened_name_p,
5317 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5318 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5319 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5320 vectorizable_shift,vectorizable_operation, vectorizable_store,
5321 vectorizable_load): Likewise.
5322 (vect_is_simple_cond): Add an argument, pass it to
5323 vect_is_simple_use_1.
5324 (vectorizable_condition): Update calls to vect_is_simple_cond,
5326 (vect_is_simple_use): Add an argument, the statement in which
5327 OPERAND is used. Check that if OPERAND's def stmt is a double
5328 reduction phi node, the use is a phi node too.
5329 (vect_is_simple_use_1): Add an argument, pass it to
5331 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5332 to vect_is_simple_use.
5334 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5336 PR rtl-optimization/52095
5337 * modulo-sched.c (dump_insn_locator): New function.
5338 (loop_canon_p, sms_schedule): Use it.
5340 PR rtl-optimization/52113
5341 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5342 even for decomposable shift/zext insns.
5344 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5345 Zdenek Dvorak <ook@ucw.cz>
5347 PR rtl-optimization/52092
5348 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5349 on get_iv_value result.
5351 2012-02-02 Andrew Pinski <apinski@cavium.com>
5355 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5357 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5360 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5362 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5364 PR rtl-optimization/49800
5365 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5366 (sched_finish): Call regstat_free_n_sets_and_refs.
5368 2012-02-02 Jia Liu <proljc@gmail.com>
5370 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5373 2012-02-02 Jan Hubicka <jh@suse.cz>
5374 Tom de Vries <tom@codesourcery.com>
5377 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5378 * varpool.c (varpool_analyze_pending_decls): Likewise.
5380 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5381 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5383 * config.gcc: Add cr16-* support.
5385 * doc/extend.texi: Document cr16 extensions.
5386 * doc/install.texi: Document cr16 install.
5387 * doc/invoke.texi: Document cr16 options.
5388 * doc/md.texi: Document cr16 constraints.
5390 * common/config/cr16/cr16-common.c: New file.
5391 * config/cr16/cr16.c: New file.
5392 * config/cr16/cr16.h: New file.
5393 * config/cr16/cr16.md: New file.
5394 * config/cr16/cr16.opt: New file.
5395 * config/cr16/cr16-protos.h: New file.
5396 * config/cr16/predicates.md: New file.
5397 * config/cr16/constraints.md: New file.
5398 * config/cr16/t-cr16: New file.
5400 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5403 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5404 that operands[2] is either immediate, or q_regs_operand.
5406 PR tree-optimization/52073
5407 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5408 a pattern stmt for pattern uses, ignore uses outside of the loop.
5410 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5412 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5413 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5414 (OUT_AS1, OUT_AS2): Remove.
5416 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5418 PR rtl-optimization/51374
5419 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5420 to cross other volatile_refs_p insns.
5422 2012-02-01 Richard Guenther <rguenther@suse.de>
5424 * doc/invoke.texi (fno-inline): Clarify documentation.
5425 (finline-small-functions): Likewise.
5426 (finline-functions): Likewise.
5427 * common.opt (finline): Adjust comment and documentation.
5428 (finline-small-functions): Clarify documentation.
5429 (finline-functions): Likewise.
5430 (finline-functions-called-once): Likewise.
5432 2012-02-01 Tristan Gingold <gingold@adacore.com>
5434 * c-typeck.c (composite_type): Keep mode for pointers.
5436 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5438 * function.h (regno_reg_rtx): Adjust comment.
5439 * reginfo.c (init_reg_modes_target): Only use the previous mode
5440 if it fits within one register. Remove MIPS comment.
5442 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5445 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5447 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5449 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5450 to srak instruction.
5452 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5454 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5456 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5461 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5463 2012-01-31 Richard Guenther <rguenther@suse.de>
5465 PR tree-optimization/51528
5466 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5469 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5474 * ree.c (add_removable_extension): Change def_map argument
5475 to unsigned *, store in def_map 1 + offset into *insn_list vector
5476 instead of pointers into the vector.
5477 (find_removable_extensions): Adjust caller.
5479 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5481 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5482 Transform all "* quoted-c-code" to { c-code }.
5483 Remove redundant test for "optimize" in combine patterns.
5484 Move (include "avr-dimode.md") to end of file.
5486 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5489 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5490 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5492 2012-01-30 Richard Guenther <rguenther@suse.de>
5494 PR tree-optimization/52028
5495 * tree-loop-distribution.c (ldist_gen): Properly update
5498 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5501 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5502 set_cur_line_info_table if not emitting debug info.
5504 PR tree-optimization/52046
5505 * tree-vect-patterns.c (check_bool_pattern): Give up if
5506 a comparison could throw.
5509 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5511 2012-01-30 Richard Guenther <rguenther@suse.de>
5513 PR tree-optimization/52045
5514 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5515 SSA form if cfgcleanup did anything.
5517 2012-01-30 Richard Guenther <rguenther@suse.de>
5519 PR tree-optimization/52045
5520 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5521 before computing final todo.
5523 2012-01-30 Richard Guenther <rguenther@suse.de>
5525 PR tree-optimization/51528
5526 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5529 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5531 * df-problems.c (df_kill_notes): Check that the use refers
5532 to the note under examination.
5534 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5537 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5538 parameter and use short-lived pseudos.
5539 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5540 (sparc_expand_vector_init): Const-ify local variables and adjust
5541 calls to above functions.
5543 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5545 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5547 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5549 * doc/invoke.texi: Make usage of "compile time" and
5550 "run time"/"runtime" consistent throughout the file.
5552 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5554 * config/alpha/alpha.c (alpha_option_override): Default to
5555 full IEEE compliance mode for Go language.
5557 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5559 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5560 (LINK_SSP_SPEC): Define.
5562 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5565 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5568 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5570 * doc/invoke.texi: Correct hyphenation of "floating point",
5571 "double precision", and related terminology throughout the file.
5573 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5576 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5577 arm_general_register_operand predicate for operand 2 instead of
5580 2012-01-27 Ian Lance Taylor <iant@google.com>
5583 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5584 * builtins.c (expand_builtin_init_trampoline): Add onstack
5585 parameter. Change caller.
5586 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5587 * tree.c (build_common_builtin_nodes): Declare
5588 __builtin_init_heap_trampoline.
5590 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5592 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5593 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5594 * config/avr/avr.c: Ditto.
5595 (avr_regnames): Remove because unused.
5596 * config/avr/avr.md (*cpse.ne): New peephole.
5597 (*cpse.eq): New peephole from former cpse peepholes.
5599 2012-01-27 Michael Eager <eager@eagercon.com>
5601 * config/microblaze.c (microblaze_emit_compare): Correct
5602 test after pcmp instruction.
5604 2012-01-27 Richard Guenther <rguenther@suse.de>
5606 PR tree-optimization/52020
5607 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5609 2012-01-27 Richard Guenther <rguenther@suse.de>
5611 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5612 function non-const/pure.
5614 2012-01-27 Richard Guenther <rguenther@suse.de>
5616 PR tree-optimization/50444
5617 * tree-sra.c (build_ref_for_offset): Properly adjust the
5618 MEM_REF type for unaligned accesses.
5620 2012-01-27 Richard Guenther <rguenther@suse.de>
5622 PR tree-optimization/50444
5623 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5624 (expand_assignment): Use it. Properly handle misaligned
5625 bases when expanding stores to component references.
5626 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5629 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5632 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5633 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5634 * tree-data-ref.c (find_data_references_in_loop): Make static.
5635 (compute_all_dependences): Change return type to bool. Bail out
5636 for too many datarefs in a loop. Move the hunk resetting the data
5637 dependences vector from ...
5638 (compute_data_dependences_for_loop): ... here. Account for
5639 compute_all_dependences returning false.
5640 (compute_data_dependences_for_bb): Likewise.
5641 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5642 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5644 2012-01-27 Richard Guenther <rguenther@suse.de>
5647 * expr.c (store_field): Use the alias-set of the scratch memory
5650 2012-01-27 Tom de Vries <tom@codesourcery.com>
5652 PR tree-optimization/51990
5653 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5655 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5657 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5660 * var-tracking.c (reverse_op): Don't add any reverse operation
5661 if V already has any constant locations.
5663 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5665 * doc/invoke.texi: Correct usage of "command line" (noun)
5666 vs "command-line" (adjective) throughout.
5668 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5670 * doc/invoke.texi (Language Independent Options): Move
5671 -Wcoverage-mismatch blurb from here....
5672 (Warning Options): ...to here.
5674 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5676 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5677 Set rs6000_always_hint to false for 476.
5679 2012-01-27 Matthias Klose <doko@ubuntu.com>
5681 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5683 * incpath.c (add_standard_paths): Likewise.
5685 2012-01-27 Richard Henderson <rth@redhat.com>
5687 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5688 * config/m68k/sync.md (atomic_test_and_set): Rename from
5689 sync_test_and_setqi and adjust the operands.
5690 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5691 and unconditionally enable.
5693 2012-01-27 Richard Henderson <rth@redhat.com>
5695 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5696 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5697 (ldstub): Rename from ldstubqi.
5698 (ldstub<I24MODE>): Remove.
5700 2012-01-27 Richard Henderson <rth@redhat.com>
5702 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5703 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5704 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5705 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5706 * doc/tm.texi: Rebuild.
5708 2012-01-27 Richard Henderson <rth@redhat.com>
5710 * optabs.c (gen_atomic_test_and_set): Remove default.
5711 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5713 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5715 PR rtl-optimization/51978
5716 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5717 (combine_reaching_defs): Likewise.
5718 (struct re_info): Remove.
5719 (add_removable_extension): Remove x and data arguments,
5720 add insn, insn_list and def_map. Use the arguments directly
5721 instead of using struct re_info.
5722 (find_removable_extensions): Don't call add_removable_extension
5723 through note_stores, instead just call it with single_set
5725 (find_and_remove_re): Pass curr_cand->expr instead of
5726 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5728 2012-01-26 Michael Matz <matz@suse.de>
5730 PR tree-optimization/46590
5731 * cfgexpand.c: Revert last change (r183305).
5732 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5734 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5735 checking for emptiness.
5737 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5740 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5741 non-addressable non-BLKmode base correctly.
5743 2012-01-26 Michael Matz <matz@suse.de>
5745 PR tree-optimization/48794
5746 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5747 regions referenced from RESX/EH_DISPATCH.
5749 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5751 * config/s390/s390.h: Make BRANCH_COST an option.
5752 * config/s390/s390.opt: New option -mbranch-cost.
5754 2012-01-26 Richard Henderson <rth@redhat.com>
5756 Revert 2012-01-24 change:
5757 * trans-mem.c (requires_barrier): Do not instrument thread local
5758 variables and emit save/restore for them.
5760 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5763 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5766 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5768 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5771 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5774 Rename __pgm to __flash.
5775 Rename __pgm1 to __flash1.
5776 Rename __pgm2 to __flash2.
5777 Rename __pgm3 to __flash3.
5778 Rename __pgm4 to __flash4.
5779 Rename __pgm5 to __flash5.
5780 Rename __pgmx to __memx.
5781 * doc/extend.texi (AVR Named Address Spaces)
5782 Rename address space names as indicated above.
5783 * config/avr/avr.c (avr_addrspace): Ditto.
5785 * config/avr/avr-protos.h
5786 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5787 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5788 * config/avr/predicates.md: Ditto.
5789 * config/avr/avr.c Ditto, and
5790 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5791 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5793 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5794 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5795 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5796 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5797 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5798 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5799 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5800 * config/avr/avr.c: Ditto.
5801 * config/avr/avr.md: Ditto.
5803 2012-01-25 Jason Merrill <jason@redhat.com>
5806 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5808 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5810 PR tree-optimization/51987
5811 * tree-data-ref.c (get_references_in_stmt): Handle references in
5812 non-volatile GIMPLE_ASM.
5814 2012-01-25 Richard Guenther <rguenther@suse.de>
5816 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5817 bases are dereferenced.
5819 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5821 PR rtl-optimization/48374
5822 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5824 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5826 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5827 compute_data_dependences_for_loop returns false.
5828 * tree-parloops.c (loop_parallel_p): Likewise.
5830 2012-01-25 Richard Guenther <rguenther@suse.de>
5832 * tree.h (get_pointer_alignment_1): Declare.
5833 * builtins.c (get_pointer_alignment_1): New function.
5834 (get_pointer_alignment): Use it.
5836 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5838 PR rtl-optimization/48308
5839 * combine.c (enum undo_kind): Add UNDO_LINKS.
5840 (struct undo): Add member l to other_contents and where.
5841 (do_SUBST_LINK): New.
5843 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5844 (undo_all): Handle UNDO_LINKS.
5846 2012-01-25 Richard Henderson <rth@redhat.com>
5848 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5851 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5853 * optabs.c (gen_atomic_test_and_set): Use each argument.
5855 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5857 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5858 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5859 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5860 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5861 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5862 TARGET_PAIRED_SINGLE_FLOAT.
5864 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5866 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5867 (in_struct, return_val): Remove MEM documentation.
5868 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5869 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5870 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5872 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5873 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5874 * expr.c (store_field): Likewise.
5875 * function.c (assign_stack_temp_for_type): Likewise.
5876 * ifcvt.c (noce_try_cmove_arith): Likewise.
5877 * reload1.c (reload): Likewise.
5878 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5879 (alpha_set_memflags): Likewise.
5880 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5882 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5884 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5886 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5887 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5888 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5890 * cselib.c (cselib_rtx_varies_p): Delete.
5891 (cselib_invalidate_mem): Update call to canon_true_dependence.
5892 * dse.c (record_store, check_mem_read_rtx): Likewise.
5893 (scan_reads_nospill): Likewise.
5894 * cse.c (check_dependence): Likewise.
5895 (cse_rtx_varies_p): Delete.
5896 * expr.c (safe_from_p): Update call to true_dependence.
5897 * ira.c (validate_equiv_mem_from_store): Likewise.
5898 (memref_referenced_p): Likewise.
5899 * postreload-gcse.c (find_mem_conflicts): Likewise.
5900 * sched-deps.c (sched_analyze_2): Likewise.
5901 * store-motion.c (load_kills_store): Likewise.
5902 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5903 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5904 (compute_transp): Update call to canon_true_dependence.
5906 2012-01-25 Richard Henderson <rth@redhat.com>
5908 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5909 (maybe_emit_atomic_test_and_set): New.
5910 (expand_sync_lock_test_and_set): Use it.
5911 (expand_atomic_test_and_set): Likewise.
5912 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5913 the implementation; clarify implementation defined details.
5914 * doc/md.texi (atomic_test_and_set): Document.
5916 2012-01-25 Richard Henderson <rth@redhat.com>
5918 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5920 2012-01-25 Richard Henderson <rth@redhat.com>
5923 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5924 to effect no-op split.
5926 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5929 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5930 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5931 (BT_FN_VOID_PTR_INT_SIZE): New.
5932 (BT_FN_UINT_UINT_VAR): Remove.
5933 (BT_FN_UINT32_UINT32_VAR): New.
5934 (BT_FN_DOUBLE_VPTR): Remove.
5935 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5937 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5938 (_ITM_changeTransactionMode): Same.
5939 (_ITM_memmoveRtWt): Change return type to void.
5940 (_ITM_memcpyRtWt): Same.
5941 (_ITM_memsetW): Same.
5942 (_ITM_RaRD): Change types to double.
5947 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5949 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5950 Patrick Marlier <patrick.marlier@gmail.com>
5952 * trans-mem.c (requires_barrier): Do not instrument thread local
5953 variables and emit save/restore for them.
5955 2012-01-24 Jason Merrill <jason@redhat.com>
5958 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5959 output static aliases.
5961 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5964 * common.opt (-pie, -shared, pie, shared): Change from Common to
5966 * gcc.c (display_help): Display help for -pie and -shared.
5968 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5971 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5972 Remove note on size/offset limitation.
5973 (AVR Variable Attributes): Add example how to read data located
5974 with progmem. Refer to named address spaces.
5975 * doc/invoke.texi (AVR Options): Fix typo.
5977 2012-01-24 Richard Guenther <rguenther@suse.de>
5979 Forward-port to trunk
5980 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5983 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5984 op0 isn't sufficiently aligned and there is movmisalignM
5985 insn for mode, use it to load op0 into a temporary register.
5987 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5990 * target.def (const_not_ok_for_debug_p): New hook.
5991 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5993 * doc/tm.texi: Regenerated.
5994 * dwarf2out.c (const_ok_for_output_1): If
5995 targetm.const_not_ok_for_debug_p returns true, fail.
5996 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5998 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6000 2012-01-23 Kai Tietz <ktietz@redhat.com>
6003 * config/i386/predicates.md (symbolic_operand): Allow
6004 UNSPEC_PCREL as PIC expression for lea.
6005 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6006 * config/i386/i386.c (ix86_delegitimize_address): Handle
6007 UNSPEC_PCREL for none-MEM, too.
6009 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6011 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6012 (ipa_tm_create_version_alias): Same.
6014 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6017 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6018 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6020 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6021 Patrick Marlier <patrick.marlier@gmail.com>
6022 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6025 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6026 simple_object_start_read.
6028 2012-01-23 Richard Guenther <rguenther@suse.de>
6031 PR tree-optimization/51895
6032 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6033 parameter decomposition into BLKmode components.
6035 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6037 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6038 fake variables for restrict-qualified pointers whose pointed-to type
6039 contains a placeholder.
6041 2012-01-23 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/51949
6044 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6046 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6048 PR rtl-optimization/51933
6049 * ree.c (transform_ifelse): Return true right away if dstreg is
6050 already wider or equal to cand->mode.
6051 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6052 (make_defs_and_copies_lists): Remove defs_list and copies_list
6053 arguments, add state argument, just truncate state->work_list
6054 instead of always allocating and freeing the vector. Assert that
6055 get_defs succeeds instead of returning 2. Changed return type to bool.
6056 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6057 have ext_src_mode, see if it has been modified already with the
6058 right kind of extension and has been extended before from the
6059 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6060 just return true. Remember the original mode in state->modified array.
6061 (combine_reaching_defs): Add state argument. Don't allocate and
6062 free here def_list, copied_list and vec vectors, instead just
6063 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6064 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6065 Add state variable, clear vectors in it, initialize state.modified
6066 if needed. Free all the vectors at the end and state.modified too.
6067 Don't skip a candidate if the extension expression has been modified.
6069 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6072 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6073 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6074 (extra_options) interix.opt -> i386/interix.opt"
6075 (extra_objs):Add winnt-stubs.o
6076 * configure.ac: Add interix to target_os .comm on PE check.
6077 * configure: Regenerate.
6078 * config/interix3.h: Delete and move bits to..
6079 * config/interix.h: Delete and move bits to..
6080 * config/i386/i386-interix3.h: Delete and move bits to..
6081 * config/i386/i386-interix.h: ..here.
6082 (TARGET_CPU_DEFAULT): Remove redefinition.
6083 (TARGET_ASM_CONSTRUCTOR): Undefine.
6084 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6085 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6086 (PTRDIFF_TYPE): Define.
6087 (LONG_DOUBLE_TYPE_SIZE): Define.
6088 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6089 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6090 (TARGET_SECTION_TYPE_FLAGS): Define.
6091 (ASM_DECLARE_FUNCTION_NAME): Define.
6092 (ASM_OUTPUT_EXTERNAL): Define.
6093 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6094 (ASM_OUTPUT_ALIGNED_BSS): Define.
6095 (PCC_BITFIELD_TYPE_MATTERS): Define.
6096 (USE_CONST_SECTION): Define.
6097 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6098 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6099 (SUPPORTS_ONE_ONLY): Remove.
6100 (I386_PE_STRIP_ENCODING): Define.
6101 * config/interix.opt: Delete and move bits to..
6102 * config/i386/interix.opt: ..here. New.
6103 (mpe-aligned-commons): Add.
6104 * config/i386/t-interix: Add copyright header.
6105 (winnt-stubs.o): Add rule.
6107 2012-01-22 Jason Merrill <jason@redhat.com>
6110 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6111 for extra name aliases.
6113 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6115 PR rtl-optimization/51924
6116 * ree.c (combine_set_extension): Improve debugging message.
6117 (combine_reaching_defs): Likewise.
6118 (get_defs): Rename confusingly named variable.
6119 (find_and_remove_re): Skip a candidate if the extension expression has
6122 2012-01-21 Robert Millan <rmh@gnu.org>
6123 Gerald Pfeifer <gerald@pfeifer.com>
6125 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6126 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6128 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6130 PR tree-optimization/51914
6131 * tree-vect-stmts.c (vectorizable_conversion): For
6132 cvt_type && modifier == WIDEN, put temporary with cvt_type
6133 at the beginning of vec_dsts and set vec_dest to temporary
6136 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6138 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6140 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6142 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6143 * config/rs6000/rs6000.c: Likewise.
6145 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6148 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6149 output_move_double on a copy of operands array.
6151 2012-01-20 Cary Coutant <ccoutant@google.com>
6152 Dodji Seketeli <dodji@redhat.com>
6155 * dwarf2out.c (copy_declaration_context): Return ref to parent
6156 of declaration DIE, if necessary.
6157 (remove_child_or_replace_with_skeleton): Add new parameter; update
6158 caller. Place skeleton DIE under parent DIE of original declaration.
6159 Move call to copy_declaration_context to here ...
6160 (break_out_comdat_types): ... from here.
6162 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6164 PR rtl-optimization/51856
6165 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6168 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6171 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6172 hints for neon loads and stores.
6174 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6178 * doc/extend.texi (Named Address Spaces): Split into subsections.
6179 (AVR Named Address Spaces): New subsection.
6180 (M32C Named Address Spaces): New subsection.
6181 (RL78 Named Address Spaces): New subsection.
6182 (SPU Named Address Spaces): New subsection.
6183 (Variable Attributes): New anchor "AVR Variable Attributes".
6184 (AVR Variable Attributes): Rewrite and avoid wording
6185 "address space" in this context.
6186 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6187 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6188 (AVR Built-in Macros): New subsubsection therein.
6189 * doc/md.texi (AVR constraints): Remove "C04", "R".
6191 2012-01-20 Richard Guenther <rguenther@suse.de>
6193 PR tree-optimization/51903
6194 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6195 when removing stmts.
6197 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6200 * config/arm/arm.c (arm_load_pic_register): Use
6201 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6202 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6203 (arm_pic_static_addr): Likewise.
6204 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6205 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6206 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6207 (pic_load_addr_unified): New.
6209 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6212 * function.c (instantiate_virtual_regs_in_insn): Use
6213 delete_insn_and_edges when removing a wrong asm insn.
6215 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6217 PR rtl-optimization/40761
6218 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6219 Add new member loop_num.
6220 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6221 (ira_build): Remove the parameter.
6223 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6224 (ira.c): Do not build CFG loops for one region allocation. Remove
6225 argument from ira_build call.
6227 * ira-build.c (init_loop_tree_node): New function.
6228 (create_loop_tree_nodes): Use it. Separate the case when CFG
6229 loops are not built.
6230 (more_one_region_p): Check current_loops.
6231 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6233 (add_loop_to_tree): Process loop equal to NULL too.
6234 (form_loop_tree): Separate the case when CFG loops are not built.
6235 Use explicitly number for the root.
6236 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6238 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6239 instead of loop->num.
6240 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6241 (mark_all_loops_for_removal): Ditto.
6242 (remove_unnecessary_regions): Separate the case when CFG loops
6244 (ira_build): Remove the parameter. Use explicit number of regions
6245 when CFG loops are not built.
6247 * ira-color.c (print_loop_title): Separate the case for the root node.
6248 Use loop_num instead of loop->num.
6249 (move_spill_restore): Use loop_num instead of loop->num.
6251 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6252 (change_loop): Ditto.
6253 (change_loop): Use loop_num instead of loop->num.
6255 * ira-lives.c (process_bb_node_lives): Ditto.
6257 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6259 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6261 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6264 * tree-mudflap.c (mf_artificial): New function.
6265 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6266 mx_register_decls, mudflap_enqueue_decl): Use it.
6269 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6270 numbers in the insn pattern.
6272 2012-01-19 Michael Matz <matz@suse.de>
6274 PR tree-optimization/46590
6275 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6276 use it in remembering which conflicts we already created.
6277 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6280 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6283 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6284 (merge_and_complain): Same.
6286 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6289 * config/initfini-array.h: Guard content of the header
6290 with #ifdef HAVE_INITFINI_ARRAY.
6291 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6292 Add initfini-array.h to tm_file here.
6293 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6294 * config.gcc: Don't add initfini-array.h to tm_file here.
6295 * configure: Regenerated.
6297 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6299 PR rtl-optimization/51505
6300 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6301 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6302 (df_note_bb_compute): Update the call to df_kill_notes.
6304 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6306 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6308 2012-01-18 Richard Guenther <rguenther@suse.de>
6310 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6311 of conversions to void *.
6313 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6314 Richard Sandiford <rdsandiford@googlemail.com>
6318 * optabs.h (simplify_expand_binop): Declare.
6319 * optabs.c (simplify_expand_binop): Make global.
6320 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6321 endian targets if the source cannot be exactly covered by word
6324 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6327 * hard-reg-set.h (struct hard_reg_set_container): New type.
6328 * target.h (struct hard_reg_set_container): Forward declare.
6329 * target.def (set_up_by_prologue): New target hook.
6330 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6331 * doc/tm.texi: Regenerated.
6332 * function.c (thread_prologue_and_epilogue_insns): Change
6333 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6334 Call targetm.set_up_by_prologue on it.
6335 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6336 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6338 2012-01-17 Nick Clifton <nickc@redhat.com>
6340 * config/rx/rx.c (rx_can_use_simple_return): New function.
6341 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6342 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6344 2012-01-17 Richard Guenther <rguenther@suse.de>
6347 * expr.c (expand_assignment): Take address-space information
6348 from the address operand of MEM_REF and TARGET_MEM_REF.
6349 (expand_expr_real_1): Likewise.
6351 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6353 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6354 reload dump is requested.
6356 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6359 * trans-mem.c (requires_barrier): Call may_be_aliased.
6361 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6363 PR tree-optimization/51877
6364 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6365 call arguments and fndecls compare equal, instead return false if they
6366 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6367 both SSA_NAMEs that are valueized the same, or they satisfy
6370 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6372 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6374 * configure: Regenerate.
6376 2012-01-16 Jan Hubicka <jh@suse.cz>
6380 * convert.c (convert_to_integer): Use fold_convert for
6381 converting an INTEGER_CST to integer type.
6383 2012-01-16 Jason Merrill <jason@redhat.com>
6386 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6388 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6391 * config/s390/s390.c (s390_chunkify_start): Don't skip
6392 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6393 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6394 If insn is followed by NOTE_INSN_VAR_LOCATION or
6395 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6396 Don't use location of note insns.
6398 PR tree-optimization/51865
6399 * tree-inline.c (tree_function_versioning): Call remap_decl
6400 on DECL_RESULT whenever it has VOID_TYPE_P type.
6402 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6404 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6405 for calls to locally-binding MIPS16 functions if only the return
6406 type uses float regs.
6408 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6409 Richard Sandiford <rdsandiford@googlemail.com>
6411 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6412 (SYMBOL_32_HIGH): Likewise.
6413 (mips_output_tls_reloc_directive): Declare.
6414 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6415 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6416 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6417 (mips_lo_relocs, mips_hi_relocs): Make extern.
6418 (mips16_stub_function): Move up file.
6419 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6420 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6421 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6422 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6423 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6424 (mips_get_tp): Add MIPS16 support.
6425 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6426 Generalize DTPREL and TPREL handling.
6427 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6428 Add MIPS16 TLS support.
6429 (mips_output_tls_reloc_directive): New function.
6430 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6431 * config/mips/predicates.md (symbolic_operand_with_high)
6432 (tls_reloc_operand): New predicates.
6433 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6434 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6435 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6436 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6437 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6438 (*tls_get_tp_mips16_call_<mode>): Likewise.
6440 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6442 PR rtl-optimization/51821
6443 * recog.c (peep2_find_free_register): Determine clobbered registers
6446 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6449 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6450 * config/avr/avr.c: Likewise.
6451 * config/avr/avr.h: Likewise.
6453 2012-01-13 Ian Lance Taylor <iant@google.com>
6456 * tree.h (TYPE_QUALS): Add cast to int.
6457 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6459 2012-01-13 Ian Lance Taylor <iant@google.com>
6461 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6462 comparing param_index to VEC_length result.
6464 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6466 * c-decl.c: Do not include tree-mudflap.h
6467 * tree-optimize.c: Likewise.
6468 * Makefile.in: Update dependencies.
6470 2012-01-13 Richard Guenther <rguenther@suse.de>
6473 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6474 variable-sized result always use RSO.
6476 2012-01-12 DJ Delorie <dj@redhat.com>
6478 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6479 pointer type, not just the default pointer type.
6481 2012-01-09 Richard Henderson <rth@redhat.com>
6482 Denis Chertykov <chertykov@gmail.com>
6485 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6486 * config/avr/avr.c (avr_can_eliminate): Simplify.
6487 (avr_initial_elimination_offset): Likewise.
6488 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6489 (expand_epilogue): Likewise.
6490 (avr_legitimize_address): Gut.
6491 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6492 (avr_hard_regno_nregs): New.
6493 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6494 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6495 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6496 add soft frame pointer.
6497 (CALL_USED_REGISTERS): Likewise.
6498 (REG_CLASS_CONTENTS): Likewise.
6499 (REGISTER_NAMES): Likewise.
6500 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6501 (HARD_FRAME_POINTER_REGNUM): New.
6502 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6503 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6504 remove the HARD_FRAME_POINTER self-elimination.
6506 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6509 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6510 DECL_EXTERNAL when checking for initializers of progmem variables.
6512 2012-01-12 Ira Rosen <irar@il.ibm.com>
6514 PR tree-optimization/51799
6515 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6516 that the last operation is a type demotion.
6518 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6521 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6523 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6526 * combine.c (distribute_notes): If i3 is a noreturn call,
6527 allow old_size to be equal to args_size and make sure the
6528 noreturn call gets REG_ARGS_SIZE note.
6529 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6530 on noreturn calls even when the delta is 0.
6532 2012-01-11 Nathan Sidwell <nathan@acm.org>
6534 * gcov.c (STRING_SIZE): Remove.
6535 (generate_results): Erase annotations for source files with no
6536 coverage information.
6538 (output_lines): Use it.
6540 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6542 * gimple.h (gimplify_body): Remove first argument.
6543 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6544 pointer set here, instead just pass DATA to walk_tree.
6545 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6546 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6547 (unvisit_body): Likewise, but with unmark_visited.
6548 (gimplify_body): Remove BODY_P argument and adjust.
6549 (gimplify_function_tree): Adjust call to gimplify_body.
6550 * omp-low.c (finalize_task_copyfn): Likewise.
6552 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6554 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6555 (build_function_type_skip_args): Delete.
6556 * tree.c (build_function_type_skip_args): Make static and add
6557 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6558 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6559 pass it to build_function_type_skip_args.
6560 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6561 (tree_function_versioning): Likewise.
6562 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6563 build_function_decl_skip_args.
6564 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6565 and pass it to build_function_decl_skip_args/tree_function_versioning.
6566 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6567 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6568 * trans-mem.c (ipa_tm_create_version): Likewise.
6569 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6570 * tree-inline.c (declare_return_variable): Remove always-true test.
6571 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6572 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6573 * ipa-split.c (split_function): Skip the return value for the split
6574 part if it doesn't return.
6576 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6578 PR tree-optimization/49642
6579 * ipa-split.c (forbidden_dominators): New variable.
6580 (check_forbidden_calls): New function.
6581 (dominated_by_forbidden): Likewise.
6582 (consider_split): Check for forbidden dominators.
6583 (execute_split_functions): Initialize and free forbidden
6584 dominators info; call check_forbidden_calls.
6586 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6588 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6590 2012-01-11 Nick Clifton <nickc@redhat.com>
6592 * config/rx/rx.md (return): Define pattern.
6594 2012-01-11 Richard Guenther <rguenther@suse.de>
6596 * doc/extend.texi (malloc attribute): Adjust according to
6599 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6600 Patrick Marlier <patrick.marlier@gmail.com>
6603 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6604 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6605 (ipa_tm_note_irrevocable): Same.
6606 (ipa_tm_scan_irr_block): Same.
6607 (ipa_tm_decrement_clone_counts): Same.
6608 (ipa_tm_scan_irr_function): Same.
6609 (ipa_tm_create_version_alias): Same.
6610 (ipa_tm_create_version): Same.
6611 (ipa_tm_transform_calls_redirect): Same.
6612 (ipa_tm_transform_calls): Same.
6613 (ipa_tm_transform_transaction): Same.
6614 (ipa_tm_execute): Same.
6616 2012-01-10 Richard Guenther <rguenther@suse.de>
6619 * opts.c (common_handle_option): Handle -Werror.
6621 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6623 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6626 2012-01-10 Jason Merrill <jason@redhat.com>
6628 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6631 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6633 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6634 supports R_386_TLS_GD_PLT reloc.
6635 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6636 supports R_386_TLS_LDM_PLT reloc.
6637 * configure: Regenerate.
6638 * config.in: Regenerate.
6640 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6643 Extend __pgmx semantics to linearize memory.
6644 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6645 determine if code comes inline or from libgcc.
6646 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6647 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6648 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6649 (movmemx_qi, movmemx_hi): New insns.
6650 (xload_<mode>_libgcc): Rewrite to new insn condition.
6651 (xload_<mode>): Remove insns.
6652 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6653 cases that don't satisfy avr_xload_libgcc_p().
6654 (avr_addr_space_convert): Allow converting in any direction.
6655 (avr_addr_space_subset_p): Return always true.
6656 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6657 (avr_emit_movmemhi): Ditto.
6658 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6659 (avr_out_movmem): Ditto.
6660 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6661 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6662 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6663 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6664 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6666 2012-01-10 Richard Guenther <rguenther@suse.de>
6668 PR tree-optimization/50913
6669 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6670 Require data-refs to be representable by Graphite with respect
6673 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6675 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6676 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6678 2012-01-10 Tom de Vries <tom@codesourcery.com>
6680 PR rtl-optimization/51271
6681 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6682 handling annulled branch.
6684 2012-01-10 Richard Henderson <rth@redhat.com>
6686 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6687 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6688 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6689 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6690 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6691 arm_expand_vec_perm_const): New.
6692 * config/arm/arm-protos.h: Update.
6693 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6694 (*neon_vswp<VDQX>): New.
6695 (neon_vcombine<VDX>): Use neon_split_vcombine.
6696 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6697 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6698 (vec_perm<VE>): New.
6700 2012-01-10 Richard Henderson <rth@redhat.com>
6702 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6703 use it if reload_completed.
6704 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6705 arm_output_asm_insn, arm_process_output_memory_barrier,
6706 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6707 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6708 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6709 arm_process_output_sync_insn, arm_output_sync_insn,
6710 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6711 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6712 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6713 (emit_unlikely_jump): New.
6714 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6715 (arm_split_atomic_op): New.
6716 * config/arm/arm-protos.h: Update.
6717 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6718 (struct arm_sync_generator): Remove.
6719 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6720 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6721 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6722 (VUNSPEC_LL, VUNSPEC_SC): New.
6723 (sync_result, sync_memory, sync_required_value, sync_new_value,
6724 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6725 (attr length): Don't use arm_sync_loop_insns.
6726 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6727 (movsfcc, movdfcc): Likewise.
6728 * config/arm/constraints.md (Ua): New.
6729 * config/arm/prediates.md (mem_noofs_operand): New.
6730 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6731 (sync_clobber, sync_t2_reqd): Remove.
6732 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6733 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6734 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6735 (arm_sync_compare_and_swap<SIDI>): Remove.
6736 (arm_sync_compare_and_swap<NARROW>): Remove.
6737 (arm_sync_lock_test_and_set<SIDI>): Remove.
6738 (arm_sync_lock_test_and_set<NARROW>): Remove.
6739 (arm_sync_new_<syncop><SIDI>): Remove.
6740 (arm_sync_new_<syncop><NARROW>): Remove.
6741 (arm_sync_new_nand<SIDI>): Remove.
6742 (arm_sync_new_nand<NARROW>): Remove.
6743 (arm_sync_old_<syncop><SIDI>): Remove.
6744 (arm_sync_old_<syncop><NARROW>): Remove.
6745 (arm_sync_old_nand<SIDI>): Remove.
6746 (arm_sync_old_nand<NARROW>): Remove.
6747 (*memory_barrier): Merge arm_output_memory_barrier.
6748 (atomic_compare_and_swap<QHSD>): New.
6749 (atomic_compare_and_swap<NARROW>_1): New.
6750 (atomic_compare_and_swap<SIDI>_1): New.
6751 (atomic_exchange<QHSD>): New.
6752 (cas_cmp_operand, cas_cmp_str): New.
6753 (atomic_op_operand, atomic_op_str): New.
6754 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6755 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6756 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6757 (arm_load_exclusive<NARROW>): New.
6758 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6759 (arm_store_exclusive<QHSD>): New.
6761 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6763 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6764 reload patterns if -mvsx-scalar-memory.
6766 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6767 generated, even -mno-vsx-scalar-double was used.
6768 (vsx_xscvdpsp_scalar): Likewise.
6769 (vsx_xscvspdp_scalar2): Likewise.
6771 2012-01-09 Tom de Vries <tom@codesourcery.com>
6772 Andrew Pinski <apinski@cavium.com>
6775 * reorg.c (fill_slots_from_thread): Don't speculate
6776 frame-related insns.
6778 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6780 * sched-int.h (bb_note): Move to...
6781 * basic-block.h: ...here.
6782 * haifa-sched.c (bb_note): Move to...
6783 * cfgrtl.c: ...here.
6784 * function.c (next_block_for_reg): New function.
6785 (move_insn_for_shrink_wrap): Likewise.
6786 (prepare_shrink_wrap): Rewrite to use the above.
6788 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6790 * gimple.c (is_gimple_non_addressable): Remove.
6791 * gimple.h: Remove is_gimple_non_addressable.
6792 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6793 is_gimple_non_addressable.
6794 * trans-mem.c (expand_assign_tm): Same.
6796 2012-01-09 Richard Guenther <rguenther@suse.de>
6798 PR tree-optimization/51775
6799 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6800 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6802 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6804 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6806 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6808 2012-01-09 Richard Guenther <rguenther@suse.de>
6810 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6812 2012-01-08 Jan Hubicka <jh@suse.cz>
6814 PR tree-optimize/51680
6815 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6816 on when known_vals needs to be computed; cleanup.
6818 2012-01-08 Jan Hubicka <jh@suse.cz>
6820 PR tree-optimize/51694
6821 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6823 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6825 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6826 for -std=c++98 and -std=c++11 too.
6828 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6830 * cfgloop.c (cancel_loop): Add free() of bbs array.
6832 2012-01-07 Jan Hubicka <jh@suse.cz>
6834 PR tree-optimization/51600
6835 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6836 that benefits small functions.
6838 2012-01-07 Jan Hubicka <jh@suse.cz>
6840 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6842 2012-01-07 Jan Hubicka <jh@suse.cz>
6844 PR tree-optimization/51680
6845 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6846 whose inlining reduce unit size.
6848 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6851 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6852 Add canonical node to containing_mem chain after the non-canonical
6853 one, even if there weren't any locs to propagate.
6854 (remove_useless_values): Keep only canonical values.
6855 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6856 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6857 canonicalize mem_chain elements that are not discarded.
6859 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6862 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6863 before emitting functions.
6865 PR gcov-profile/50127
6866 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6867 clear_aux_for_blocks.
6869 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6872 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6874 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6876 * c-decl.c (ext_block): Moved up.
6877 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6879 2012-01-06 Han Shen <shenhan@google.com>
6881 Translate built-in include paths for sysroot.
6882 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6883 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6885 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6886 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6888 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6889 control whether sysroot should be prepended to gxx include dir.
6891 * configure: Regenerate.
6893 2012-01-06 Torvald Riegel <triegel@redhat.com>
6895 PR rtl-optimization/51771
6896 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6897 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6899 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6901 PR tree-optimization/51315
6902 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6903 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6905 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6908 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6909 for shrp pattern. Correctly handle and fixup shift variable.
6910 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6912 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6915 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6916 note when !ACCUMULATE_OUTGOING_ARGS.
6918 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6920 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6922 (extract_range_from_unary_expr_1): Avoid useless computations.
6924 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6926 PR rtl-optimization/51767
6927 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6928 of jump_block and add an extra edge for degenerated asm gotos.
6931 * stmt.c (check_unique_operand_names): Don't ICE during error
6932 reporting if i is from labels chain.
6935 * profile.c (branch_prob): Split bbs that have exit edge
6936 and need a fake entry edge too.
6938 2012-01-05 Jan Hubicka <jh@suse.cz>
6941 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6944 2012-01-05 Richard Guenther <rguenther@suse.de>
6947 * tree-streamer-out.c (write_ts_optimization): New function.
6948 (streamer_write_tree_body): Call it.
6949 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6950 (streamer_read_tree_body): Call it.
6951 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6953 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6956 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6957 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6958 in_cleanup_point_expr before gimplify_stmt call and restore it
6960 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6961 in_cleanup_point_expr is false.
6963 2012-01-05 Richard Guenther <rguenther@suse.de>
6966 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6968 * toplev.c (process_options): Reject combining mudflap and LTO.
6969 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6971 2012-01-05 Richard Guenther <rguenther@suse.de>
6973 PR tree-optimization/51760
6974 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6976 (bit_value_unop): Handle UNDEFINED operands.
6977 (bit_value_binop): Likewise.
6979 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6981 * config/avr/avr.c (avr_replace_prefix): Remove.
6982 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6983 (avr_asm_function_rodata_section): Ditto.
6984 (avr_asm_select_section): Ditto.
6986 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6988 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6991 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6994 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6995 calls that have any non-fake successor edges.
6998 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7000 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7002 PR tree-optimization/51624
7003 * tree-sra.c (build_ref_for_model): When replicating a chain of
7004 COMPONENT_REFs, stop as soon as the offset would become negative.
7006 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7009 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7010 in .debug_loc on the floor.
7012 2012-01-04 Andrew Pinski <apinski@cavium.com>
7014 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7016 2012-01-04 Andrew Pinski <apinski@cavium.com>
7017 Adam Nemet <anemet@caviumnetworks.com>
7019 * config/mips/mips.md (size): Add SI and DI.
7020 (SIZE): New mode attribute.
7021 (U): New code attribute.
7022 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7023 (mips_lbux_<mode>): Delete.
7024 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7025 (mips_lhx): Use gen_mips_lhx_extsi.
7026 (mips_lhx_<mode>): Delete.
7028 (mips_l<size>x): New expand.
7029 (mips_lwx_<mode>): Delete.
7030 (mips_l<GPR:size>x_<P:mode>): New pattern.
7031 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7032 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7033 * config/mips/mips.c (mips_lx_address_p): New function.
7034 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7035 (dsp64): New availability predicate.
7036 (mips_builtins): Add an entry for __builtin_mips_ldx.
7037 * config/mips/mips.h (ISA_HAS_LBX): New define.
7038 (ISA_HAS_LBUX): Likewise.
7039 (ISA_HAS_LHX): Likewise.
7040 (ISA_HAS_LHUX): Likewise.
7041 (ISA_HAS_LWX): Likewise.
7042 (ISA_HAS_LWUX): Likewise.
7043 (ISA_HAS_LDX): Likewise.
7044 * doc/extend.texi (__builtin_mips_ldx): Document.
7046 2012-01-04 Tristan Gingold <gingold@adacore.com>
7048 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7049 when long pointers are used.
7050 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7051 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7052 (ia64-hp-*vms*): Remove.
7053 * config/vms/xm-vms64.h: Delete.
7055 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7058 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7060 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7062 * opts.c (finish_options): Remove duplicate sorry.
7064 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7067 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7070 2012-01-04 Richard Guenther <rguenther@suse.de>
7073 * tree.c (size_low_cst): New function.
7074 * tree.h (size_low_cst): Declare.
7075 * fold-const.c (fold_comparison): Use it to extract the low
7076 part of the POINTER_PLUS_EXPR offset.
7078 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7080 Fix clearing ZERO_REG
7081 * config/avr/avr.md (cc): Add alternative "ldi".
7082 (movqi_insn): Use it in cc attribute.
7083 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7084 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7085 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7087 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7089 * configure: Regenerate.
7091 2012-01-04 Richard Guenther <rguenther@suse.de>
7093 PR tree-optimization/49651
7094 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7095 (var_can_have_subvars): Use it.
7096 (get_constraint_for_1): Only consider subfields if there can be any.
7098 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7101 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7102 to its new canonical_cselib_val and the cselib_val was in
7103 first_containing_mem chain, but the canonical_cselib_val was not,
7104 add the latter into the chain.
7105 (cselib_invalidate_mem): Compare canonical_cselib_val of
7106 addr_list chain elt with v.
7109 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7110 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7112 (output_macinfo_op): Don't ggc_strdup fd->filename.
7113 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7114 then ggc_strdup it. Don't free inc->info or cur->info.
7115 (output_macinfo): Don't free ref->info or file->info.
7117 2012-01-03 Ira Rosen <irar@il.ibm.com>
7119 PR tree-optimization/51269
7120 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7121 first_niters a pointer.
7122 (slpeel_tree_peel_loop_to_edge): Likewise.
7123 (vect_do_peeling_for_loop_bound): Update call to
7124 slpeel_tree_peel_loop_to_edge.
7125 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7126 here. Remove it from the parameters list.
7127 (vect_do_peeling_for_alignment): Update calls and compute
7130 2012-01-03 Richard Guenther <rguenther@suse.de>
7132 PR tree-optimization/51070
7133 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7134 Properly handle calls.
7136 2012-01-03 Richard Guenther <rguenther@suse.de>
7138 PR tree-optimization/51692
7139 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7140 the LHS of allocation stmts.
7142 2012-01-03 Olivier Hainque <hainque@adacore.com>
7144 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7146 2012-01-03 Olivier Hainque <hainque@adacore.com>
7148 * collect2.c (main): In AIX specific computations for vector
7149 insertions, use CONST_CAST2 to cast from char ** to const char **.
7151 2012-01-03 Richard Guenther <rguenther@suse.de>
7154 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7155 the context of a limbo DIE when it does not already exist.
7157 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7159 PR tree-optimization/51719
7160 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7161 but direct call is, clear direct call's lhs and don't add fallthrough
7162 edge from dcall_bb to join_bb and PHIs.
7164 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7166 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7167 the instructions emitted by the pattern.
7168 ("*TDC_insn_<mode>"): Add comment.
7170 2012-01-03 Richard Guenther <rguenther@suse.de>
7173 * fold-const.c (fold_comparison): Properly canonicalize
7174 tree offset and HOST_WIDE_INT bit position.
7176 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7178 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7179 operands for extzv pattern.
7181 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7184 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7187 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7189 * doc/invoke.texi (-flto and related options): Copy-edit.
7191 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7193 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7195 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7197 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7200 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7202 * expr.h (move_by_pieces_ninsns): Declare.
7203 * expr.c (move_by_pieces_ninsns): Make external.
7204 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7205 (mips_store_by_pieces_p): Likewise.
7206 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7207 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7208 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7209 (mips_store_by_pieces_p): Likewise.
7211 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7213 * passes.c (register_one_dump_file): Free full_name.
7215 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7216 (calculate_elim_costs_all_insns): Free offsets_at and
7217 offsets_known_at at the end and clear the pointers.
7219 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7221 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7222 this option introduced in r180739.
7224 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7227 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7228 (tmake_file target=avr): Add avr/t-multilib.
7230 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7231 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7232 * config/avr/genmultilib.awk: New file.
7233 * config/avr/t-multilib: New auto-generated file.
7234 * config/avr/multilib.h: New auto-generated file.
7235 * config/avr/t-avr (AVR_MCUS): New variable.
7236 (genopt.sh): Use it.
7237 (s-mlib): Depend on t-multilib.
7238 (t-multilib, multilib.h): New dependencies.
7239 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7240 (MULTILIB_OPTIONS): Remove.
7241 (MULTILIB_MATCHES): Remove.
7242 (MULTILIB_DIRNAMES): Remove.
7243 (MULTILIB_EXCEPTIONS): Remove:
7244 * config/avr/genopt.sh: Don't use hard coded file name;
7245 pass AVR_MCUS from t-avr instead.
7247 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7249 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7251 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7253 Implement light-weight DImode support.
7254 * config/avr/avr-dimode.md: New file.
7255 * config/avr/avr.md: Include it.
7256 (adjust_len): Add plus64, compare64.
7257 (HIDI): Remove code iterator.
7258 (code_stdname): New code attribute.
7259 (rotx, rotsmode): Remove DI.
7260 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7262 * config/avr/avr-protos.h (avr_have_dimode): New.
7263 (avr_out_plus64, avr_out_compare64): New.
7264 * config/avr/avr.c (avr_out_compare): Handle DImode.
7265 (avr_have_dimode): New variable definition and initialization.
7266 (avr_out_compare64, avr_out_plus64): New functions.
7267 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7268 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7269 (avr_compare_pattern): Skip DImode comparisons.
7271 2012-01-02 Revital Eres <revital.eres@linaro.org>
7273 * ddg.c (def_has_ccmode_p): New function.
7274 (add_cross_iteration_register_deps,
7275 create_ddg_dep_from_intra_loop_link): Call it.
7277 2012-01-02 Richard Guenther <rguenther@suse.de>
7280 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7282 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7284 * gcc.c (process_command): Update copyright notice dates.
7285 * gcov.c (print_version): Likewise.
7286 * gcov-dump.c (print_version): Likewise.
7287 * mips-tfile.c (main): Likewise.
7288 * mips-tdump.c (main): Likewise.
7290 2012-01-01 Ira Rosen <irar@il.ibm.com>
7292 PR tree-optimization/51704
7293 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7294 a use is inside the basic block or loop before accessing its vect info.
7296 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7298 PR rtl-optimization/51069
7299 * cfgloopmanip.c (remove_path): Removing path making irreducible
7300 region unconditional makes BB part of the region.
7302 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7304 PR tree-optimization/51683
7305 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7306 calls with side-effects.
7307 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7309 Copyright (C) 2012 Free Software Foundation, Inc.
7311 Copying and distribution of this file, with or without modification,
7312 are permitted in any medium without royalty provided the copyright
7313 notice and this notice are preserved.