1 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
4 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
6 PR rtl-optimization/56275
7 * simplify-rtx.c (avoid_constant_pool_reference): Check that
8 offset is non-negative and less than cmode size before
9 calling simplify_subreg.
11 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
13 Backport from mainline
14 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/sse.md (FMAMODEM): New mode iterator.
17 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
18 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
20 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
23 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
24 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
26 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
28 Backport from mainline
29 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
32 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
33 If there is no implicit builtin declaration, just return NULL.
35 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
36 Michael Meissner <meissner@linux.vnet.ibm.com>
38 Backport from mainline
39 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
40 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
42 2013-02-07 David S. Miller <davem@davemloft.net>
44 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
46 * var-tracking.c (vt_add_function_parameter): Test the presence of
47 HAVE_window_save properly and do not remap argument registers when
48 we have a leaf function.
50 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
52 Backport from mainline
53 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
56 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
58 * config/i386/i386.c (ix86_print_operand): Ditto.
60 2013-02-07 Alan Modra <amodra@gmail.com>
63 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
64 static chain, set REST_INLINE_FPRS too.
66 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
68 Backport from mainline
69 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
71 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
72 * configure: Regenerate.
74 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
76 Backport from mainline
77 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
78 Andrew Dixie <andrewd@gentrack.com>
80 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
83 2013-02-05 Richard Biener <rguenther@suse.de>
85 Backport from mainline
86 2012-12-10 Richard Biener <rguenther@suse.de>
88 PR tree-optimization/55107
89 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
90 (bitmap_set_replace_value): Add gcc_unreachable.
91 (do_regular_insertion): Re-write all_same handling. Insert
92 an assignment instead of a PHI in this case.
93 (execute_pre): Do not record constified events.
95 2013-02-05 Richard Biener <rguenther@suse.de>
97 PR tree-optimization/54767
98 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
99 backedges drop all symbolical range information.
100 (execute_vrp): Compute backedges.
102 2013-02-04 Richard Biener <rguenther@suse.de>
104 Backport from mainline
105 2012-01-11 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/44061
108 * tree-vrp.c (extract_range_basic): Compute zero as
109 value-range for __builtin_constant_p of function parameters.
111 2013-01-08 Jakub Jelinek <jakub@redhat.com>
114 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
116 2013-02-04 Richard Biener <rguenther@suse.de>
118 Backport from mainline
119 2012-07-04 Richard Guenther <rguenther@suse.de>
121 PR tree-optimization/53844
122 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
123 the loop virtual PHI.
125 2012-12-13 Richard Biener <rguenther@suse.de>
128 * tree-streamer.c (record_common_node): Check that we are not
129 recursively pre-loading nodes we want to skip. Handle
130 char_type_node appearing as part of va_list_type_node.
132 2013-02-04 Richard Biener <rguenther@suse.de>
135 * gimple.h (gimple_call_builtin_class_p): New function.
136 * gimple.c (validate_call): New function.
137 (gimple_call_builtin_class_p): Likewise.
138 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
139 Use gimple_call_builtin_class_p.
140 (find_func_clobbers): Likewise.
141 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
142 (strlen_optimize_stmt): Likewise.
144 2013-02-01 Jakub Jelinek <jakub@redhat.com>
146 Backported from mainline
147 2013-01-28 Jakub Jelinek <jakub@redhat.com>
149 PR tree-optimization/56125
150 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
151 pow(x,c) into sqrt(x) * powi(x, n/2) or
152 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
154 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
155 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
158 2013-01-25 Jakub Jelinek <jakub@redhat.com>
160 PR tree-optimization/56098
161 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
162 for stmts with volatile ops.
163 (cond_store_replacement): Don't optimize if assign has volatile ops.
164 (cond_if_else_store_replacement_1): Don't optimize if either
165 then_assign or else_assign have volatile ops.
167 2013-01-23 Jakub Jelinek <jakub@redhat.com>
170 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
171 instead of cmpdi_operand for first comparison operand.
172 Don't assert that comparison operands aren't both constants.
174 2013-01-21 Jakub Jelinek <jakub@redhat.com>
176 PR tree-optimization/56051
177 * fold-const.c (fold_binary_loc): Don't fold
178 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
179 a narrowing conversion, or widening conversion from signed
182 2013-01-18 Jakub Jelinek <jakub@redhat.com>
185 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
186 the case where writing real complex part of target modifies
189 2013-01-15 Jakub Jelinek <jakub@redhat.com>
192 * function.c (thread_prologue_and_epilogue_insns): Always
193 add crtl->drap_reg to set_up_by_prologue.set, even if
194 stack_realign_drap is false.
196 2013-01-10 Jakub Jelinek <jakub@redhat.com>
198 PR tree-optimization/55921
199 * tree-complex.c (expand_complex_asm): New function.
200 (expand_complex_operations_1): Call it for GIMPLE_ASM.
202 2013-01-03 Jakub Jelinek <jakub@redhat.com>
204 PR rtl-optimization/55838
205 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
206 iv0.step, iv1.step and step.
208 2012-11-23 Jakub Jelinek <jakub@redhat.com>
211 * Makefile.in (gimple-low.o): Depend on langhooks.h.
212 * gimple-low.c: Include langhooks.c.
213 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
214 by default call lang_hooks.block_may_fallthru.
215 * langhooks.h (struct lang_hooks): Add block_may_fallthru
217 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
218 (LANG_HOOKS_INITIALIZER): Use it.
220 2012-11-20 Jakub Jelinek <jakub@redhat.com>
223 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
224 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
225 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
226 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
227 fail if the last real insn doesn't have REG_ARGS_SIZE note.
229 2012-11-17 Jakub Jelinek <jakub@redhat.com>
231 PR tree-optimization/55236
232 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
233 and signed ARG0_TYPE, force low and high to be non-NULL.
235 2012-11-13 Jakub Jelinek <jakub@redhat.com>
237 PR rtl-optimization/54127
238 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
239 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
240 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
241 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
242 REG_LABEL_TARGET and REG_LABEL_OPERAND.
244 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
246 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
247 range isn't testing for zero.
249 2013-01-29 Richard Biener <rguenther@suse.de>
251 PR tree-optimization/56113
252 * tree-ssa-structalias.c (equiv_class_lookup): Also return
254 (label_visit): Free duplicate bitmaps and record the leader instead.
255 (perform_var_substitution): Adjust.
257 2013-01-28 Serowk <serowk@yandex.ru>
260 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
261 Fix mode checks to allow for the passing of constants in the
263 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
264 Add entries in the switch statement for builtin iwmmxt vector
265 shift and rotate builtins.
267 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
269 Backport from mainline
270 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
273 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
274 operand 0 in movabs insn template for -masm=intel asm alternative.
275 (*movabs<mode>_2): Ditto for operand 1.
277 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
279 Backport from mainline
280 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
283 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
284 alternative to (o,r).
285 (*movdi_internal_rex64): Remove (!o,n) alternative.
286 (DImode immediate->memory splitter): Remove.
287 (DImode immediate->memory peephole2): Remove.
288 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
289 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
290 alternative to (!o,*r).
291 (*movtf_internal_sse): New pattern.
292 (*movxf_internal_rex64): New pattern.
293 (*movxf_internal): Disable for TARGET_64BIT.
294 (*movdf_internal_rex64): Remove (!o,F) alternative.
296 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
299 involving stack registers slightly.
301 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
303 * config/i386/constraints.md (Yf): New constraint.
304 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
305 of f constraint to conditionaly disable x87 register preferences.
306 (*movdf_internal): Ditto.
307 (*movsf_internal): Ditto.
309 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
311 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
312 (*movtf_internal_rex64): Add (!o,C) alternative
313 (*movxf_internal_rex64): Ditto.
314 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
316 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
318 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
320 2013-01-24 Martin Jambor <mjambor@suse.cz>
322 Backport from mainline
323 2013-01-04 Martin Jambor <mjambor@suse.cz>
325 PR tree-optimization/55755
326 * tree-sra.c (sra_modify_assign): Do not check that an access has no
327 children when trying to avoid producing a VIEW_CONVERT_EXPR.
329 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
331 Backport from mainline
332 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
336 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
338 PR rtl-optimization/56023
339 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
340 dependent on debug instruction.
342 2013-01-21 Martin Jambor <mjambor@suse.cz>
344 Backport from mainline
345 2013-01-17 Martin Jambor <mjambor@suse.cz>
347 PR tree-optimizations/55264
348 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
349 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
350 for virtual functions.
351 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
353 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
354 virtual methods before inlining is over.
356 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
358 Backport from mainline
359 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
363 store through atomic_store<mode>_1.
364 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
366 2013-01-16 Richard Biener <rguenther@suse.de>
369 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
370 account for bitpos when computing alignment.
372 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
374 Backport from 2013-01-14 trunk r195169.
377 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
378 etc. to 1 and not to __flash.
379 Use LL suffix for __INT24_MAX__ with -mint8.
380 Use ULL suffix for __UINT24_MAX__ with -mint8.
382 2013-01-14 Matthias Klose <doko@ubuntu.com>
384 * doc/invoke.texi: Document -print-multiarch.
385 * doc/install.texi: Document --enable-multiarch.
386 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
387 * configure.ac: Add --enable-multiarch option.
388 Substitute with_cpu, with_float.
389 * configure: Regenerate.
390 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
391 enable_multiarch, with_cpu, with_float: New macros.
392 if_multiarch: New macro, define in terms of enable_multiarch.
393 * genmultilib: Add new argument for the multiarch name.
394 * gcc.c (multiarch_dir): Define.
395 (for_each_path): Search for multiarch suffixes.
396 (driver_handle_option): Handle multiarch option.
397 (do_spec_1): Pass -imultiarch if defined.
398 (main): Print multiarch.
399 (set_multilib_dir): Separate multilib and multiarch names
400 from multilib_select.
401 (print_multilib_info): Ignore multiarch names in multilib_select.
402 * incpath.c (add_standard_paths): Search the multiarch include dirs.
403 * cppdefault.h (default_include): Document multiarch in multilib
405 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
406 include directory for multiarch directories.
407 * common.opt: New options --print-multiarch and -imultilib.
409 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
410 Include i386/t-linux.
411 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
412 Include i386/t-kfreebsd.
413 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
414 * config/i386/t-linux64: Add multiarch names in
415 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
416 * config/i386/t-gnu: New file.
417 * config/i386/t-kfreebsd: Likewise.
418 * config/i386/t-linux: Likewise.
420 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
421 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
422 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
423 for 32bit non-biarch configurations.
425 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
426 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
429 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
431 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
433 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
434 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
435 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
437 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
438 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
439 Include rs6000/t-linux for 32bit non-biarch configurations.
441 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
443 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
445 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
446 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
448 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
449 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
451 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
453 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
454 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
455 (vect_estimate_min_profitable_iter): Adjust to above fix.
456 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
458 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
460 Backport from mainline
461 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
463 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
464 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
465 documentation. Add missing '__' in front of
466 __builtin_ia32_packssdw256.
468 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
470 Backport from mainline
471 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
473 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
474 attribute of movddup insn to DF.
475 (*vec_interleave_lowv2df): Ditto.
476 (vec_dupv2df): Ditto.
478 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
480 Backport from 2013-01-07 trunk r194991, r194992.
483 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
486 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
487 (avr_addrspace_t): Add .section_name field.
488 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
490 (avr_addrspace): Same. Initialize .section_name. Remove last
491 NULL entry. Put __memx into .progmemx.data.
492 (progmem_section_prefix): Remove.
493 (avr_asm_init_sections): No need to initialize progmem_section.
494 (avr_asm_named_section): Use avr_addrspace[].section_name to get
496 (avr_asm_select_section): Ditto. And use get_unnamed_section to
497 retrieve the progmem section.
498 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
499 boundary to run over avr_addrspace[].
500 (avr_register_target_pragmas): Ditto.
502 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
504 Backport from 2013-01-07 trunk r194978.
507 * doc/install.texi (Cross-Compiler-Specific Options): Document
510 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
512 Backport from 2013-01-07 trunk r194968.
515 * config/avr/t-avr: Don't automatically rebuild
516 $(srcdir)/config/avr/t-multilib
517 $(srcdir)/config/avr/avr-tables.opt
518 (avr-mcus): New phony target to build them on request.
519 (s-avr-mlib): Remove.
520 * avr/avr-mcus.def: Adjust comments.
522 2013-01-07 Terry Guo <terry.guo@arm.com>
524 Backport from mainline
525 2012-12-19 Terry Guo <terry.guo@arm.com>
527 * config/arm/arm.c (thumb_find_work_register): Check argument
528 register number based on current PCS.
530 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
532 Backport from mainline
533 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
537 selected code model, define __code_mode_small__, __code_model_medium__,
538 __code_model_large__, __code_model_32__ or __code_model_kernel__.
539 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
540 xchg temporary register with %k. Declare temporary register as
542 [__x86_64__]: For medium and large code models, preserve %rbx register.
544 2013-01-03 Richard Henderson <rth@redhat.com>
546 * config/i386/i386.c (ix86_expand_move): Always assign to op1
547 after eliminating TLS symbols.
549 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
552 * config/pa/pa.md (movsi): Revert previous change.
553 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
556 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
559 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
562 2013-01-02 Jason Merrill <jason@redhat.com>
565 * tree.c (build_array_type_1): Revert earlier change.
567 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
570 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
573 2012-12-21 Martin Jambor <mjambor@suse.cz>
575 PR tree-optimization/55355
576 * tree-sra.c (type_internals_preclude_sra_p): Also check that
577 bit_position is small enough to fit a single HOST_WIDE_INT.
579 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
581 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
583 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
585 Backport from mainline
586 2012-10-15 Matthias Klose <doko@ubuntu.com>
588 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
589 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
591 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
592 Tomash Brechko <tomash.brechko@gmail.com>
595 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
596 handling of before and after cases.
597 * config/sparc/sync.md (atomic_store): Fix pasto.
599 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
601 * optabs.c (expand_atomic_store): Elide redundant model test.
603 2012-12-13 Richard Henderson <rth@redhat.com>
606 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
608 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
611 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
612 (tldo_stb_sp64): Likewise.
613 (tldo_sth_sp32): Likewise.
614 (tldo_sth_sp64): Likewise.
615 (tldo_stw_sp32): Likewise.
616 (tldo_stw_sp64): Likewise.
617 (tldo_stx_sp64): Likewise.
619 2012-12-10 Kai Tietz <ktietz@redhat.com>
622 * print-tree.c (print_node): Cast from pointer via uintptr_t.
624 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
626 Backport from mainline
627 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
628 H.J. Lu <hongjiu.lu@intel.com>
631 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
632 before using it as insn or call equivalent.
634 2012-12-06 Jason Merrill <jason@redhat.com>
637 * tree.c (build_array_type_1): Re-layout if we found it in the
640 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
642 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
643 opaque cond in all call insns.
645 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
647 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
648 area if the function allocates dynamic stack space.
649 (ia64_initial_elimination_offset): Adjust offsets to above change.
651 2012-12-03 Richard Biener <rguenther@suse.de>
653 Backport from mainline
654 2012-09-24 Richard Guenther <rguenther@suse.de>
656 PR tree-optimization/53663
657 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
658 native encode/interpret translation on VN_WALKREWRITE.
660 2012-12-03 Kai Tietz <ktietz@redhat.com>
663 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
666 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
669 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
671 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
673 Backport from mainline:
674 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
677 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
678 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
679 (in_nullified_branch_delay): Likewise.
680 (in_call_delay): Likewise.
681 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
682 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
683 the $$sh_func_adrs call as variable. Update type of sibcalls and
685 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
686 length instead of adjustment. Handle negative and undefined call
687 adjustments for insn_default_length. Remove adjustment for millicode
688 insn with unfilled delay slot.
689 (pa_output_millicode_call): Update for revised millicode length.
690 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
692 2012-11-29 Kai Tietz <ktietz@redhat.com>
695 * prefix.c (lookup_key): Replace xmalloc/xrealloc
696 use by XNEWVEC/XRESIZEVEC.
698 * i386.c (get_scratch_register_on_entry): Handle
700 (split_stack_prologue_scratch_regno): Likewise.
701 (ix86_static_chain): Likewise.
702 (x86_output_mi_thunk): Likewise.
704 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
706 Backported from mainline
707 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
708 Markus Trippelsdorf <markus@trippelsdorf.de>
711 * lto-opts.c (lto_write_options): Also handle
712 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
713 OPT_SPECIAL_program_name.
716 * lto-wrapper.c (merge_and_complain): Handle
717 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
718 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
720 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
722 PR rtl-optimization/55489
723 * gcse.c (compute_transp): Precompute a canonical version
724 of XEXP (x, 0), and pass it to canon_true_dependence.
726 2012-11-27 Richard Biener <rguenther@suse.de>
729 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
730 stmt with a NOP instead of removing it.
732 2012-11-26 Richard Biener <rguenther@suse.de>
734 Backport from mainline
735 2012-10-19 Richard Biener <rguenther@suse.de>
737 PR tree-optimization/54976
738 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
739 Robustify against odd inner_mode inputs.
741 2012-10-12 Richard Biener <rguenther@suse.de>
743 PR tree-optimization/54894
744 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
745 Handle over-aligned scalar types properly.
747 2012-10-02 Richard Guenther <rguenther@suse.de>
750 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
753 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
755 Backport from mainline
756 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
758 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
759 explaining the register ordering preferences.
761 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
762 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
763 constraints so that the traditional floating point loads, stores,
764 and moves are done first, then the VSX loads, stores, and moves,
765 and finally the GPR loads, stores, and moves so that reload
766 chooses FPRs over GPRs, and uses the traditional load/store
767 instructions which provide an offset.
768 (movdf_hardfloat64): Likewise.
770 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
772 Backported from mainline
773 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
774 H.J. Lu <hongjiu.lu@intel.com>
777 * config/i386/i386.c (legitimize_pic_address): Properly handle
779 (ix86_print_operand_address): Set code to 'k' when forcing
780 addr32 prefix. For x32, zero-extend negative displacement if
783 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
785 * common.opt (fvar-tracking-uninit): Document.
786 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
787 * config/darwin.c (darwin_override_options): Likewise.
789 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
791 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
792 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
794 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
796 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
798 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
800 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
803 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
805 Backport from mainline
806 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
808 * config/i386/i386.c (ix86_init_machine_status): Do not
809 explicitly clear tls_descriptor_call_expanded_p again.
811 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
814 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
815 as read and written by the instruction.
817 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
820 (ix86_instantiate_decls): New function.
821 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
822 stack slot instead of SLOT_VIRTUAL.
823 <case IX86_BUILTIN_STMXCSR>: Ditto.
824 (assign_386_stack_local): Do not assert when virtual slot is valid.
825 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
826 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
827 (truncxf<mode>2): Ditto.
828 (floatunssi<mode>2): Ditto.
829 (isinf<mode>2): Ditto.
830 * config/i386/sync.md (atomic_load<mode>): Ditto.
831 (atomic_store<mode>): Ditto.
833 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
836 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
837 the argument is itself a conditional expression.
839 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
841 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
844 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
846 PR tree-optimization/54986
847 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
848 conversions on entry but add them back on exit if needed.
850 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
853 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
855 (print_reg): Use true_regnum rather than REGNO.
856 (ix86_print_operand_address): Remove SUBREG handling.
858 2012-11-05 Jakub Jelinek <jakub@redhat.com>
860 Backported from mainline
861 2012-10-24 Jakub Jelinek <jakub@redhat.com>
864 * gimple.h (is_gimple_sizepos): New inline function.
865 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
866 final assignment to expr variable.
867 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
868 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
869 into a local temporary.
871 2012-10-10 Jakub Jelinek <jakub@redhat.com>
873 PR tree-optimization/54877
874 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
875 use make_ssa_name instead of copy_ssa_name.
877 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
879 Backport from mainline
880 2012-10-31 Jakub Jelinek <jakub@redhat.com>
882 PR tree-optimization/53708
883 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
884 user-supplied alignment when used with an explicit section name.
886 2012-11-02 Jeff Law <law@redhat.com>
888 PR tree-optimization/54985
889 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
890 from thread_across_edge.
891 (thread_across_edge): Use it in all cases where we might thread
894 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
896 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
897 special register pushes before frame probing and allocation.
899 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
900 Joel Sherrill <joel.sherrill@oarcorp.com>
902 * config/sparc/t-rtems: New (Custom multilibs).
903 * config/sparc/t-rtems-64: New (Custom multilibs).
904 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
905 (sparc-*-rtems*): Add sparc/t-rtems.
907 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
909 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
911 (hash_rtx): Likewise.
913 2012-10-29 Terry Guo <terry.guo@arm.com>
915 Backport from mainline
916 2012-10-11 Terry Guo <terry.guo@arm.com>
918 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
920 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
923 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
925 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
926 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
928 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
930 * config/avr/t-rtems: Revert previous commit.
932 2012-10-26 Terry Guo <terry.guo@arm.com>
934 Backport from mainline
935 2012-10-23 Terry Guo <terry.guo@arm.com>
938 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
941 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
943 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
945 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
947 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
949 * config.gcc (microblaze*-*-rtems*): New target.
950 * config/microblaze/rtems.h: New.
951 * config/microblaze/t-rtems: New.
953 2012-10-25 Richard Biener <rguenther@suse.de>
955 PR tree-optimization/54902
956 * tree-ssa-pre.c (fini_pre): Return TODO.
957 (execute_pre): Adjust.
958 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
959 blocks before computing dominators.
961 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
963 Backport from mainline
964 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.c (memory_address_length): Assert that non-null
967 base or index RTXes are registers. Do not check for REG RTXes.
968 Determine addr32 prefix using SImode_address_operand or
969 from original base and index RTXes. Simplify code.
971 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/i386-protos.h (memory_address_length): Add new bool
974 argument. Update all uses.
975 * config/i386/i386.c (memory_address_length): If not LEA insn, then
976 add length of addr32 prefix based on mode of base or index register.
977 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
978 addresses here. Update call to memory_address_length.
979 (ix86_print_address_operand): Use SImode_address_operand predicate.
980 * config/i386/predicates.md (SImode_address_operand): New.
981 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
982 to calculate "mode" attribute. Use SImode_address_operand predicate
983 instead of open-coding accepted RTX codes.
985 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
987 Backport from 2012-10-22 trunk r192685.
988 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
989 Note __AVR_<device>__ is not defined for cores.
990 Don't point to --help=target.
991 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
993 2012-10-19 Marek Polacek <polacek@redhat.com>
995 Backported from mainline
996 2012-10-19 Marek Polacek <polacek@redhat.com>
999 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1000 pointer/non-pointer comparison.
1002 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1004 Backported from mainline
1005 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1008 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1009 sure the mode is correct when falling through from above cases.
1011 2012-10-19 Alan Modra <amodra@gmail.com>
1013 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1014 (HAVE_LD_LARGE_TOC): Likewise.
1015 * configure: Regenerate.
1017 2012-10-19 Alan Modra <amodra@gmail.com>
1019 * config/rs6000/predicates.md (splat_input_operand): Don't call
1020 input_operand for MEMs. Instead check for volatile and call
1021 memory_address_addr_space_p with modified mode.
1023 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1025 Backported from mainline
1026 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1028 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1030 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1032 PR rtl-optimization/54870
1033 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1034 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1035 SSA_NAME pointer that points to a partition if there is at least
1036 one variable with it set in the partition.
1037 * dse.c (local_variable_can_escape): New predicate.
1038 (can_escape): Call it.
1039 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1040 mark the SSA_NAME pointer that points to a partition.
1042 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1044 Backport from mainline
1045 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1047 PR rtl-optimization/53701
1048 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1049 rocess not only expr's vinsns but all old vinsns from expr's
1052 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1054 Backport from mainline
1055 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1058 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1060 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1061 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1062 only if producer writes to the register given by regno.
1064 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1066 Backport from mainline
1067 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1070 (UNSPEC_LOADU): New.
1071 (UNSPEC_STOREU): Ditto.
1072 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1073 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1074 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1075 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1076 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1077 (<sse2>_storedqu<avxsizesuffix>): ... this.
1078 (*sse4_2_pcmpestr_unaligned): Update.
1079 (*sse4_2_pcmpistr_unaligned): Ditto.
1081 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1082 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1083 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1084 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1085 gen_sse2_load{dqu,upd} to load from unaligned memory and
1086 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1088 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1089 Use CODE_FOR_sse_loadups.
1090 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1091 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1092 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1093 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1094 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1095 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1096 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1097 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1098 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1099 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1100 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1102 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1104 Backport from trunk (r190222):
1106 PR tree-optimization/54146
1107 * ifcvt.c: Include pointer-set.h.
1108 (cond_move_process_if_block): Change type of then_regs and
1109 else_regs from alloca'd array to pointer_sets.
1110 (check_cond_move_block): Update for this change.
1111 (cond_move_convert_if_block): Likewise.
1112 * Makefile.in: Fix dependencies for ifcvt.o.
1114 2012-10-15 Richard Guenther <rguenther@suse.de>
1116 PR tree-optimization/54920
1117 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1118 allocate temporary storage for all NARY elements.
1120 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1123 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1125 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1127 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1128 default_use_cxa_atexit to yes.
1130 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1132 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1134 2012-10-05 Jan Hubicka <jh@suse.cz>
1135 Jakub Jelinek <jakub@redhat.com>
1137 PR tree-optimization/33763
1138 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1139 attribute for redefined extern inline functions.
1141 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1143 Backported from mainline
1144 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1146 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1147 in SSE and YMM state support check for -march=native.
1149 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1152 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1155 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1157 Backported from mainline
1158 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1161 * doc/invoke.texi: Document -mprefer-avx128.
1163 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1165 Backported from mainline
1166 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1169 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1170 (XSTATE_FP): Likewise.
1171 (XSTATE_SSE): Likewise.
1172 (XSTATE_YMM): Likewise.
1173 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1174 SSE and YMM states aren't supported.
1176 2012-10-01 Tom de Vries <tom@codesourcery.com>
1178 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1181 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1184 * config/s390/s390.c (s390_option_override): Add missing break.
1186 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1188 Backport from mainline
1189 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1191 * config.gcc: Replace 'host' with 'target' when configuring for
1192 powerpc64*-*-freebsd.
1194 2012-09-28 Meador Inge <meadori@codesourcery.com>
1196 Backport from mainline
1197 2012-09-27 Meador Inge <meadori@codesourcery.com>
1199 * gcc-ar.c (main): Handle the returning of the sub-process error
1202 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1204 Backport from 2012-09-28 trunk r191821.
1205 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1207 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1210 * simplify-rtx.c (simplify_binary_operation_1): Perform
1211 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1213 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1215 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1216 TYPE_NONALIASED_COMPONENT flag.
1217 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1218 TYPE_NONALIASED_COMPONENT flag.
1220 2012-09-21 Richard Guenther <rguenther@suse.de>
1223 Backport from mainline
1224 2012-04-19 Richard Guenther <rguenther@suse.de>
1226 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1229 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1232 * c-typeck.c (c_cast_expr): When casting to a type requiring
1233 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1236 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1239 * c-typeck.c (build_unary_op): Pass original argument of
1240 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1241 any C_MAYBE_CONST_EXPR, if it has integer operands.
1242 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1243 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1244 to c_objc_common_truthvalue_conversion, then remove any
1245 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1246 c_objc_common_truthvalue_conversion not
1247 c_common_truthvalue_conversion.
1248 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1249 call note_integer_operands for arguments with integer operands
1250 that are not integer constants.
1252 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1254 Backported from mainline
1255 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1257 PR tree-optimization/54563
1258 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1259 gimple_purge_dead_eh_edges if last call has been changed.
1261 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1264 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1265 instead of (match_dup 0) as second argument to vec_merge.
1266 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1267 Remove third alternative.
1268 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1269 operand 2 instead of operand 1, but put it as first argument
1271 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1272 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1275 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1277 * BASE-VER: Set to 4.7.3.
1278 * DEV-PHASE: Set to prerelease.
1280 2012-09-20 Release Manager
1282 * GCC 4.7.2 released.
1284 2012-09-15 Andi Kleen <ak@linux.intel.com>
1286 Backport from mainline
1287 2012-09-07 Andi Kleen <ak@linux.intel.com>
1289 * gcc/lto-streamer.h (res_pair): Add.
1290 (lto_file_decl_data): Replace resolutions with respairs.
1292 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1293 Initialize respairs.
1294 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1296 2012-09-14 Walter Lee <walt@tilera.com>
1298 Backport from mainline.
1299 2012-09-14 Walter Lee <walt@tilera.com>
1301 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1302 option for TILEPro and TILE-Gx.
1304 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/i386.h (x86_prefetchw): New global variable.
1307 (TARGET_PREFETCHW): New macro.
1308 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1309 (processor_alias_table): Add PTA_PREFETCHW to
1310 bdver1, bdver2 and btver1.
1311 (ix86_option_override_internal): Set x86_prefetchw for
1312 PTA_PREFETCHW targets.
1313 * config/i386/i386.md (prefetch): Expand to prefetchw
1314 for TARGET_PREFETCHW.
1315 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1317 Backport from mainline
1318 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1321 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1323 (*prefetch_sse): ... this.
1324 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1326 (*prefetch_3dnow): ... this.
1328 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1331 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1332 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1334 2012-09-12 Teresa Johnson <tejohnson@google.com>
1336 Backport from mainline.
1337 2012-09-12 Teresa Johnson <tejohnson@google.com>
1339 PR gcov-profile/54487
1340 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1341 test using F_SETLKW with fcntl.
1342 * configure, config.in: Regenerate.
1344 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1346 Backport from mainline
1347 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1349 * config/i386/i386.md : Comments on fma4 instruction selection
1350 reflect requirement on register pressure based cost model.
1352 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1353 flag is set-reset as informed by the cpuid flag.
1355 * config/i386/i386.c (processor_alias_table): fma4
1356 flag is enabled for bdver2.
1358 2012-09-12 Christian Bruel <christian.bruel@st.com>
1360 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1362 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1364 * config.gcc: Obsolete picochip-*.
1366 2012-09-11 Richard Guenther <rguenther@suse.de>
1369 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1370 on flag_toplevel_reorder.
1372 2012-09-10 Richard Henderson <rth@redhat.com>
1374 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1377 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1379 Backport from 2012-09-10 mainline r191132.
1382 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1384 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1387 * tree-sra.c (disqualify_base_of_expr): Check for possible
1388 NULL_TREE returned by get_base_address()
1390 2012-09-07 Richard Guenther <rguenther@suse.de>
1392 Backport from mainline
1393 2012-06-26 Jan Hubicka <jh@suse.cz>
1396 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1399 2012-09-07 Richard Guenther <rguenther@suse.de>
1401 Backport from mainline
1402 2012-07-13 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/53922
1405 * tree-vrp.c (value_inside_range): Change prototype to take
1406 min/max instead of value-range.
1407 (range_includes_zero_p): Likewise. Return the result from
1409 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1410 return value from range_includes_zero_p.
1411 (extract_range_from_unary_expr_1): Likewise.
1412 (compare_range_with_value): Likewise.
1413 (vrp_meet_1): Likewise.
1415 2012-09-07 Richard Guenther <rguenther@suse.de>
1418 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1419 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1420 arguments separately.
1422 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1424 Backported from mainline
1425 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1427 PR rtl-optimization/54455
1428 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1429 bb ends up with asm goto referencing bb's label.
1431 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1433 Backport from mainline.
1434 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1435 Richard Earnshaw <richard.earnshaw@arm.com>
1438 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1439 element size. Use elem_type from the formal parameter. New parameter
1441 (neon_expand_args): Adjust call to neon_dereference_pointer.
1443 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1446 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1448 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1450 Backport from mainline
1451 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386.md (isa): Add fma and fma4.
1454 (enabled): Handle fma and fma4.
1455 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1456 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1457 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1458 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1459 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1460 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1462 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1464 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1465 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1466 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1468 2012-09-06 Richard Guenther <rguenther@suse.de>
1470 PR tree-optimization/54498
1471 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1472 abort when reaching an already visited region.
1473 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1474 (get_continuation_for_phi_1): Likewise.
1475 (walk_non_aliased_vuses): When we translated the reference,
1476 abort when we re-visit a region.
1477 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1479 2012-09-06 Andrew Pinski <apinski@cavium.com>
1482 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1484 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1487 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1488 build_int_cst with size_type_node instead of size_int.
1490 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1492 Backport from 2012-09-05 mainline r190697.
1495 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1496 configured --with-avrlibc.
1497 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1499 * config/avr/avrlibc.h: New file.
1500 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1501 configured --with-avrlibc.
1502 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1504 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1506 Backport from 2012-09-04 mainline r190919
1509 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1510 of size less than 4 bytes by using macro ARM_NUM_INTS.
1511 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1513 2012-09-04 Richard Henderson <rth@redhat.com>
1515 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1517 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1519 Backport from 2012-09-04 mainline r190920
1522 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1524 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1526 Backport from 2012-09-04 mainline r190914
1529 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1531 (avr_allocate_stack_slots_for_args): ...this new static function.
1533 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1535 Backported from mainline
1536 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1539 * doc/invoke.texi: Add -da and remove -dm.
1541 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1543 Backported from mainline
1544 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1547 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1548 operands[1] is CONST_INT_P, convert it to QImode before printing.
1550 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1553 * c-convert.c (convert): Don't call fold_convert_loc if
1554 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1555 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1556 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1558 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1561 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1562 if init is a CONSTRUCTOR.
1564 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1566 PR rtl-optimization/54369
1567 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1568 calling dbr_schedule.
1569 * config/sparc/sparc.c (sparc_reorg): Likewise.
1571 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1573 Backport from mainline
1574 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1576 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1577 case for Atom processor.
1579 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1581 Backport from mainline
1582 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1586 true for TARGET_64BIT or !flag_pic.
1587 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1588 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1589 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1590 Add insn constraint. Conditionally emit xchg asm insns.
1591 (atomic_compare_and_swap<mode>): Update calls. Check only
1592 cmpxchg8b_pic_memory_operand in memory address fixup.
1594 (CASHMODE): Rename from DCASHMODE.
1595 (doublemodesuffix): Update modes.
1596 (regprefix): New mode attribute.
1598 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1599 <UNSPECV_CMPXCHG>: New constant.
1600 (atomic_compare_and_swap<mode>_1): Rename from
1601 atomic_compare_and_swap_single<mode>. Update calls and
1602 unspec_volatile constants.
1603 (atomic_compare_and_swap<mode>_doubleword): Rename from
1604 atomic_compare_and_swap_double<mode>. Update calls and
1605 unspec_volatile constants.
1607 2012-08-28 Walter Lee <walt@tilera.com>
1609 Backport from mainline
1610 2012-08-28 Walter Lee <walt@tilera.com>
1612 * confg/tilegx/tilegx.md: Fix code style.
1613 (*zero_extendsidi_truncdisi): Fix typo.
1614 * config/tilegx/tilegx.c: Fix code style.
1615 (tilegx_function_profiler): Fix typo.
1617 2012-08-27 Walter Lee <walt@tilera.com>
1619 Backport from mainline
1620 2012-08-27 Walter Lee <walt@tilera.com>
1622 * doc/md.texi (TILE-Gx): Fix typo.
1624 2012-08-27 Walter Lee <walt@tilera.com>
1626 Backport from mainline
1627 2012-08-27 Walter Lee <walt@tilera.com>
1629 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1630 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1632 2012-08-27 Walter Lee <walt@tilera.com>
1634 Backport from mainline
1635 2012-08-27 Walter Lee <walt@tilera.com>
1637 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1638 (insn_bfins): Delete.
1640 2012-08-27 Walter Lee <walt@tilera.com>
1642 Backport from mainline
1643 2012-08-27 Walter Lee <walt@tilera.com>
1645 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1646 atomic_exchange_bare<mode>,
1647 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1648 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1649 * config/tilegx/tilegx.md (type): Add X1_remove.
1650 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1651 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1652 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1655 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1657 PR rtl-optimization/54088
1658 * jump.c (delete_related_insns): Robustify latest change.
1660 2012-08-21 Richard Guenther <rguenther@suse.de>
1662 Backport from mainline
1663 2012-08-16 Richard Guenther <rguenther@suse.de>
1666 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1668 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1669 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1670 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1671 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1672 (tree_ssa_lim_finalize): Free all mem_refs.
1673 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1674 scc when bailing out.
1675 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1676 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1677 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1678 FOR_EACH_LOOP_BREAK.
1680 2012-08-17 Richard Guenther <rguenther@suse.de>
1682 * tree-sra.c (modify_function): Free redirect_callers vector.
1683 * ipa-split.c (split_function): Free args_to_pass vector.
1684 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1686 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1687 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1688 (vect_analyze_slp_instance): Free everything.
1689 (destroy_bb_vec_info): Free the SLP instances.
1691 2012-08-17 Richard Guenther <rguenther@suse.de>
1693 * params.def (integer-share-limit): Decrease from 256 to 251,
1696 2012-08-21 Richard Guenther <rguenther@suse.de>
1698 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1699 the affine expansion cache.
1701 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1703 Backported from trunk
1704 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1707 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1709 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1711 Backport from mainline.
1712 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1715 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1716 mark as predicable. Adjust asm template.
1717 (vec_setv2di_internal): Likewise.
1718 (vec_extract<mode> VD, VQ): Likewise.
1719 (vec_extractv2di): Likewise.
1720 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1721 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1722 (neon_vdup_n<mode> VX, V32): Likewise.
1723 (neon_vdup_nv2di): Likewise.
1725 2012-08-17 Walter Lee <walt@tilera.com>
1727 Backport from mainline
1728 2012-08-17 Walter Lee <walt@tilera.com>
1730 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1731 (FEEDBACK_ENTER): Define.
1732 (FEEDBACK_REENTER): Define.
1733 (FEEDBACK_ENTRY): Define.
1734 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1735 (FEEDBACK_ENTER): Define.
1736 (FEEDBACK_REENTER): Define.
1737 (FEEDBACK_ENTRY): Define.
1739 2012-08-16 Walter Lee <walt@tilera.com>
1741 Backport from mainline
1742 2012-08-16 Walter Lee <walt@tilera.com>
1744 * config.gcc (tilegx-*-linux*): Add feedback.h.
1745 (tilepro-*-linux*): Likewise.
1746 * config/tilegx/feedback.h: New file.
1747 * config/tilepro/feedback.h: New file.
1749 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1751 Backport from mainline r189840 and r187586:
1752 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1754 * config/i386/i386.md (stack_protect_set): Disable the pattern
1755 for Android since Android libc (bionic) does not provide random
1756 value for stack protection guard at gs:0x14. Guard value
1757 will be provided from external symbol (default implementation).
1758 (stack_protect_set_<mode>): Likewise.
1759 (stack_protect_test): Likewise.
1760 (stack_protect_test_<mode>): Likewise.
1761 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1762 not have Bionic by default
1763 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1764 Macro OPTION_BIONIC is defined in this file and provides Bionic
1765 accessibility status
1767 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1769 * configure.ac: Stack protector enabling for Android targets.
1770 * configure: Regenerate.
1772 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1774 Backported from trunk
1775 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1777 PR rtl-optimization/53942
1778 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1779 directly from likely spilled non-fixed hard registers, move them
1782 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1784 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1785 (xop_phaddubq): Ditto.
1787 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1789 Backport from mainline
1790 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1791 Richard Earnshaw <rearnsha@arm.com>
1793 * target.def (vector_alignment): New target hook.
1794 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1795 * doc/tm.texi: Regenerate.
1796 * targhooks.c (default_vector_alignment): New function.
1797 * targhooks.h (default_vector_alignment): Add prototype.
1798 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1799 * config/arm/arm.c (arm_vector_alignment): New function.
1800 (TARGET_VECTOR_ALIGNMENT): Define.
1802 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1803 vector type alignment instead of size.
1804 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1805 element type size directly instead of computing it from alignment.
1806 Fix variable naming and comment.
1808 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1810 Backport from mainline
1811 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1813 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1814 (alpha_pad_function_end): ... this. Also insert NOP between
1815 sibling call and GP load.
1816 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1818 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1820 Backport from mainline
1821 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1822 H.J. Lu <hongjiu.lu@intel.com>
1824 PR rtl-optimization/54157
1825 * combine.c (gen_lowpart_for_combine): Don't return identity
1826 for CONST or symbolic reference.
1828 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1830 Backport from mainline
1831 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1834 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1835 split_cost argument signed.
1836 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1837 (ix86_avoid_lea_for_addr): Ditto.
1839 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1842 the address has less than two components.
1844 2012-08-02 Steve Ellcey <sellcey@mips.com>
1846 Backport from mainline
1847 2012-07-19 Steve Ellcey <sellcey@mips.com>
1849 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1852 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1854 Backport from mainline
1855 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1858 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1859 negative constant address for TARGET_X32 ...
1860 (ix86_decompose_address): ... here. Reject constant addresses
1861 that don't satisfy x86_64_immediate_operand predicate.
1863 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1866 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1867 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1868 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1869 addresses. Prevent zero extensions of CONST_INT operands.
1871 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1874 * config/i386/i386.md (*lea): New insn pattern.
1876 (*lea<mode>_2): Ditto.
1877 (*lea_{3,4,5,6}_zext): Ditto.
1878 * config/i386/predicates.md (lea_address_operand): Do not reject
1879 zero-extended address operands.
1880 * config/i386/constraints.md (j): Remove address constraint.
1881 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1883 (ix86_print_operand_address): Handle SImode subreg of an address.
1884 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1886 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1888 Backport from mainline
1889 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1893 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1895 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1896 (*movdi_internal_rex64): Use %E operand modifier for lea.
1897 (*movsi_internal): Ditto.
1899 (*lea<mode>_2): Ditto.
1900 (*lea_{3,4,5,6}_zext): Ditto.
1901 (*tls_global_dynamic_32_gnu): Ditto.
1902 (*tls_global_dynamic_64): Ditto.
1903 (*tls_dynamic_gnu2_lea_32): Ditto.
1904 (*tls_dynamic_gnu2_lea_64): Ditto.
1905 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1907 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1909 Backport from mainline
1910 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1912 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1914 (ix86_print_operand_address): Assert that parts.base and parts.index
1915 are non-NULL after call to simplify_subreg.
1917 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1920 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1922 * config/sh/sh.c (sh_option_override): Do not change
1923 flag_finite_math_only. Set TARGET_IEEE to complement of
1924 flag_finite_math_only.
1925 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1926 description of mieee and mno-ieee behavior.
1928 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1931 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1932 (_lzcnt_u64): Ditto.
1934 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1936 Backport from mainline
1937 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1939 PR rtl-optimization/52250
1940 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1941 to put note list into. Unconditionally call move_bb_info.
1942 (move_bb_info): Do not assert the blocks being in the same region,
1943 just drop the note list if they are not.
1945 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1947 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1949 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1951 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1952 defining statement is a SSA name that occurs in abnormal PHIs.
1954 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1956 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1959 2012-07-19 Richard Guenther <rguenther@suse.de>
1960 Eric Botcazou <ebotcazou@adacore.com>
1962 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1963 about transition from invariant to known bits.
1964 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1966 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1969 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1970 (cleanup_tree_cfg_bb): Don't call it.
1971 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1974 2012-07-19 Christian Bruel <christian.bruel@st.com>
1977 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1979 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1981 * config.gcc (v850-*-rtems*): New target.
1982 * config/v850/rtems.h: New.
1983 * config/v850/t-rtems: New.
1985 2012-07-18 Nick Clifton <nickc@redhat.com>
1987 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1989 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
1993 Backport from mainline
1994 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1997 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1998 instead expand it as zero extension.
2000 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2003 QImode and HImode splitters. Use ix86_comparison_operator.
2004 Explicitly match FLAGS_REG.
2005 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2007 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2008 Steven Bosscher <steven@gcc.gnu.org>
2009 Bernd Schmidt <bernds@codesourcery.com>
2011 PR rtl-optimization/53908
2012 * df-problems.c (can_move_insns_across): When doing
2013 memory-reference book-keeping, handle call insns.
2015 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2017 Backport from mainline
2018 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2022 sibcall_insn_operand. Move it to a temporary register if not.
2024 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2027 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2028 emit PIC sequence for fnaddr symbol reference in advance.
2030 2012-07-09 Jason Merrill <jason@redhat.com>
2033 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2034 (type_hash_eq): Likewise.
2037 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2039 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2041 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2042 due to negative shift amount.
2044 2012-07-06 Kai Tietz <ktietz@redhat.com>
2046 Backport from mainline.
2048 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2049 as "/mingw/include".
2051 2012-07-06 Nick Clifton <nickc@redhat.com>
2053 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2054 default_encode_section_info.
2056 2012-07-06 Richard Guenther <rguenther@suse.de>
2058 Backport from mainline
2059 2012-03-30 Richard Guenther <rguenther@suse.de>
2062 * double-int.c (rshift_double): Remove not needed cast.
2064 2012-03-28 Richard Guenther <rguenther@suse.de>
2067 * double-int.h (rshift_double): Remove.
2068 * double-int.c (lshift_double): Use absu_hwi to make count
2070 (rshift_double): Make static, take unsigned count argument,
2071 remove handling of negative count argument.
2072 (double_int_rshift): Dispatch to lshift_double.
2074 2012-07-06 Richard Guenther <rguenther@suse.de>
2076 Backport from mainline
2077 2012-06-18 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/53693
2080 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2081 Reject operands with more than one use.
2083 2012-07-06 Richard Guenther <rguenther@suse.de>
2085 Backport from mainline
2086 2012-04-11 Richard Guenther <rguenther@suse.de>
2089 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2090 consider loop nesting.
2091 (evolution_function_is_univariate_p): Properly check the remainder
2094 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2096 Backport from mainline
2097 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2099 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2100 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2101 (adjacent_mem_locations): Move some code to and call...
2102 (get_memref_parts): ...new function.
2103 (mem_locations_overlap): New function.
2104 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2105 (is_mem_ref): Rename to...
2106 (find_mem_ref): ...this. Return MEM rtx.
2107 (get_store_dest): Remove function.
2108 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2109 new parameter and adjust calls.
2110 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2111 mem refs overlap for true_store_to_load_dep_costly.
2112 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2113 passed to adjacent_mem_locations.
2114 (is_costly_group): Walk resolved dependency list.
2115 (force_new_group): Emit group ending nop for Power6/Power7.
2116 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2117 (group_ending_nop): New define_insn.
2119 2012-07-04 Richard Guenther <rguenther@suse.de>
2122 * gimple-fold.c (get_base_constructor): Do not return an
2123 error_mark_node DECL_INITIAL.
2125 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2127 Backport from mainline
2128 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2130 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2131 code model string in the error message.
2133 2012-07-04 Tristan Gingold <gingold@adacore.com>
2135 Backport from mainline.
2136 2012-06-25 Tristan Gingold <gingold@adacore.com>
2138 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2139 (seh_cfa_adjust_cfa): ... that function.
2140 (seh_emit_stackalloc): Do not emit out of range values.
2141 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2142 UNSPEC_DEF_CFA constants.
2143 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2144 * config/i386/i386.c (ix86_frame_pointer_required): Required
2145 for very large frames on SEH target.
2146 (ix86_compute_frame_layout): Save area is before frame pointer
2147 on SEH target. Handle very large frames.
2148 (ix86_expand_prologue): Likewise.
2150 2012-07-04 Richard Guenther <rguenther@suse.de>
2152 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2153 as in free_lang_data_in_type.
2155 2012-07-02 Martin Jambor <mjambor@suse.cz>
2157 Backport from mainline.
2158 2012-07-02 Martin Jambor <mjambor@suse.cz>
2161 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2162 dynamic type change check.
2164 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2166 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2167 last statement of the finally block onto the switch.
2169 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2171 * configure: Regenerate.
2173 Backport from mainline.
2174 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2176 * config.gcc (target_type_format_char): New. Document it. Set it for
2178 * configure.ac (gnu_unique_option): Use target_type_format_char
2179 in test. Comment rationale.
2181 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2183 Backport from mainline.
2184 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2186 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2188 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2190 Backport from 2012-06-28 mainline r189049
2193 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2194 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2195 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2196 avr_hard_regno_call_part_clobbered.
2198 2012-06-28 Richard Guenther <rguenther@suse.de>
2201 * expr.c (expand_expr_real_1): Verify if the type is complete
2202 before inspecting its size.
2204 2012-06-27 Nick Clifton <nickc@redhat.com>
2206 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2209 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2212 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2214 2012-06-26 Nick Clifton <nickc@redhat.com>
2216 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2218 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2221 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2222 of x x x in the vmovlps load alternative.
2224 2012-06-22 Richard Guenther <rguenther@suse.de>
2226 * gcov-iov.c: Include bconfig.h and system.h.
2228 2012-06-22 Richard Guenther <rguenther@suse.de>
2230 PR gcov-profile/53744
2231 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2233 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2235 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2236 DECL_IGNORED_P non-reg vars even if they are used.
2238 2012-06-19 Jason Merrill <jason@redhat.com>
2241 * dwarf2out.c (modified_type_die): Use scope_die_for.
2242 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2243 (uses_local_type_r, uses_local_type): New.
2244 (scope_die_for): Keep a type that uses a local type in local scope.
2245 Use get_context_die for namespace and type scope.
2247 2012-06-19 Richard Guenther <rguenther@suse.de>
2250 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2251 replace it with the first non-BLOCK context.
2253 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2255 PR rtl-optimization/53700
2257 Backport from mainline
2258 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2260 * ira-color.c (setup_left_conflict_sizes_p): Process all
2261 conflicting objects.
2263 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2265 Backport from mainline
2266 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2270 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2271 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2272 instead of xop_mulv2div2di3_low.
2273 (xop_p<macs>dql): Fix vec_select selector.
2274 (xop_p<macs>dqh): Ditto.
2275 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2276 (xop_mulv2div2di3_high): Ditto.
2278 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2280 Backport from mainline:
2281 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2283 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2285 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2287 Backport from mainline:
2288 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2290 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2291 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2292 MAX_PCREL17F_OFFSET instead of fixed offset.
2293 (pa_attr_length_call): Likewise.
2294 (pa_attr_length_indirect_call): Likewise.
2296 2012-06-15 Walter Lee <walt@tilera.com>
2298 Backport from mainline:
2299 2012-06-15 Walter Lee <walt@tilera.com>
2301 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2303 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2305 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2307 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2309 Backport from mainline:
2311 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2312 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2313 * gimple.h (block_in_transaction): Check for flag_tm.
2315 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2317 PR tree-optimization/52558
2319 Backport from mainline:
2320 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2321 * gimple.h (gimple_set_in_transaction): Remove.
2322 (gimple_in_transaction): Look in BB instead.
2323 (gimple_statement_base): Remove in_transaction field.
2324 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2325 * trans-mem.c (compute_transaction_bits): Place transaction bit
2326 information into basic blocks.
2328 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2330 PR tree-optimization/52558
2331 * cfg.c (alloc_aux_for_edge): Fix comment.
2332 (alloc_aux_for_edge): Remove static.
2333 * basic-block.h (alloc_aux_for_edge): Protoize.
2334 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2335 (execute_sm_if_changed_flag): New.
2336 (execute_sm_if_changed_flag_set): New.
2337 (execute_sm): Do not generate data races unless requested.
2338 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2339 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2340 * gimple.h (block_in_transaction): New.
2341 (gimple_in_transaction): Use block_in_transaction.
2343 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2345 Backported from mainline
2346 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2348 PR rtl-optimization/53589
2349 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2350 discovery even when e->dest != target. If any LABEL_REF points
2351 to e->dest label, redirect it to target's label.
2353 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2356 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2357 returns false, replace stmt with GIMPLE_NOP.
2358 (check_omp_nesting_restrictions): Instead of issuing warnings,
2359 issue errors and return false if any errors were reported.
2361 2012-06-14 Richard Guenther <rguenther@suse.de>
2363 * BASE-VER: Set to 4.7.2.
2364 * DEV-PHASE: Set to prerelease.
2366 2012-06-12 Christian Bruel <christian.bruel@st.com>
2369 * config/sh/sh.c (sh_option_override): Don't force
2370 flag_omit_frame_pointer and maccumulate_outgoing_args.
2371 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2373 2012-06-14 Release Manager
2375 * GCC 4.7.1 released.
2377 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2379 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2381 2012-06-13 Richard Henderson <rth@redhat.com>
2383 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2384 iterator instead of INT.
2386 2012-06-08 Richard Henderson <rth@redhat.com>
2389 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2390 note to a clobber insn when no other insn is available.
2392 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2395 * doc/invoke.texi (Wenum-compare): Update documentation.
2397 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2400 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2402 (altivec_stvlxl): Ditto.
2403 (altivec_stvrx): Ditto.
2404 (altivec_stvrxl): Ditto.
2406 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2409 * trans-mem.c (expand_block_edges): Do not skip the first
2410 statement when resetting the BB.
2412 2012-06-04 Richard Guenther <rguenther@suse.de>
2415 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2416 create new assembler names.
2418 2012-06-04 Richard Guenther <rguenther@suse.de>
2420 Backport from mainline
2421 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2424 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2425 larger than maxbits. Don't compute maxbits modulo align.
2426 Also check that unit bytes long store at bitpos / unit * unit
2427 doesn't affect bits beyond bitregion_end.
2428 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2429 would not fit into bitregion_start ... bitregion_end + 1 bit
2431 (store_split_bit_field): Decrease unit close to end of bitregion_end
2432 if access is restricted in order to avoid mutual recursion.
2434 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2436 Backport from 2012-06-04 mainline r188172
2439 * config/avr/avr-stdint.h: New file.
2440 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2443 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2445 PR tree-optimization/53550
2446 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2447 is POINTER_TYPE_P, use sizetype as step type instead of type.
2449 2012-06-04 Richard Guenther <rguenther@suse.de>
2450 Eric Botcazou <ebotcazou@adacore.com>
2452 Backport from mainline
2453 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2455 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2456 Change type of BITOFFSET to signed. Make sure the lower bound of
2457 the computed range is non-negative by adjusting OFFSET and BITPOS.
2458 (expand_assignment): Adjust call to get_bit_range.
2460 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2462 * expr.c (get_bit_range): Return the null range if the enclosing record
2463 is part of a larger bit field.
2465 2012-03-20 Richard Guenther <rguenther@suse.de>
2467 * stor-layout.c (finish_bitfield_representative): Fallback
2468 to conservative maximum size if the padding up to the next
2469 field cannot be computed as a constant.
2470 (finish_bitfield_layout): If we cannot compute the distance
2471 between the start of the bitfield representative and the
2472 bitfield member start a new representative.
2473 * expr.c (get_bit_range): The distance between the start of
2474 the bitfield representative and the bitfield member is zero
2475 if the field offsets are not constants.
2477 2012-03-16 Richard Guenther <rguenther@suse.de>
2479 * stor-layout.c (finish_bitfield_representative): Fall back
2480 to the conservative maximum size if we cannot compute the
2481 size of the tail padding.
2483 2012-03-14 Richard Guenther <rguenther@suse.de>
2485 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2486 * stor-layout.c (start_bitfield_representative): New function.
2487 (finish_bitfield_representative): Likewise.
2488 (finish_bitfield_layout): Likewise.
2489 (finish_record_layout): Call finish_bitfield_layout.
2490 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2491 for QUAL_UNION_TYPE fields.
2492 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2493 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2494 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2499 * expr.c (get_bit_range): Unconditionally extract bitrange
2500 from DECL_BIT_FIELD_REPRESENTATIVE.
2501 (expand_assignment): Adjust call to get_bit_range.
2503 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2506 * fold-const.c (fold_binary_loc): Refine previous change.
2508 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2510 Backport from mainline
2511 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2514 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2515 avoid going above orig insn. Update comments.
2517 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2519 Backport from mainline
2520 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2523 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2524 prologue for unwinder and profiler.
2526 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2528 Backport from mainline
2529 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2531 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2533 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2535 Backport from mainline
2536 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2538 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2539 DBX_REGISTER_NUMBER.
2541 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2543 Backport from mainline
2544 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2546 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2547 operand is CONST_INT. Take COSTS_N_INSNS into account.
2548 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2551 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2553 * config/avr/avr.opt (-msp8): Document it.
2554 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2556 2012-05-31 Richard Guenther <rguenther@suse.de>
2559 * expr.c (expand_assignment): Do not use movmisalign on
2562 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2565 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2566 (pa_section_type_flags): New.
2567 (pa_legitimate_constant_p): Revert previous change.
2569 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2571 Backport from mainline
2572 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2575 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2576 accessed indirectly.
2577 (ipa_tm_create_version): Same.
2579 2012-05-30 Jason Merrill <jason@redhat.com>
2582 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2583 about array compound literals.
2585 2012-05-30 Richard Guenther <rguenther@suse.de>
2588 * fold-const.c (fold_binary_loc): Make sure to call
2589 fold_plusminus_mult_expr with the original sign of operands.
2591 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2593 * explow.c (probe_stack_range): Restore simple control flow and stop
2594 again when the probe cannot be generated if HAVE_check_stack.
2596 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2598 PR rtl-optimization/53519
2599 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2600 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2602 2012-05-29 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/53516
2605 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2607 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2609 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2611 Backport from mainline
2612 2012-05-28 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/53438
2615 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2617 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2619 Backport from mainline
2620 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2622 PR rtl-optimization/52528
2623 * combine.c (can_combine_p): Add setting of subst_low_luid
2624 before call to expand_field_assignment().
2626 2012-05-26 Martin Jambor <mjambor@suse.cz>
2628 Backport from mainline
2629 2012-05-23 Martin Jambor <mjambor@suse.cz>
2631 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2633 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2636 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2637 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2639 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2642 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2643 (ix86_expand_vec_perm): Use int mode instead of float.
2645 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2648 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2649 gnu_ld variables to yes.
2650 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2651 (HAVE_GNU_AS): Likewise.
2652 * config.in: Regenerate.
2653 * configure: Likewise.
2655 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2657 Backport from mainline
2658 2012-03-12 Richard Guenther <rguenther@suse.de>
2659 * config/arm/arm.c (neon_dereference_pointer): Do not call
2660 covert during RTL expansion.
2662 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2664 Backport from mainline
2665 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2668 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2669 relied on signed overflow behavior.
2671 2012-05-24 Richard Guenther <rguenther@suse.de>
2674 * tree-profile.c (tree_profiling): Cleanup the CFG if
2675 execute_fixup_cfg requests it.
2677 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2679 PR tree-optimization/53465
2680 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2681 vr0 into *vr, then vrp_meet that.
2682 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2683 have any equivalences.
2684 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2687 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2689 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2691 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2692 (iterative_hash_gimple_type): Adjust comment.
2693 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2694 domain for an array type instead of the domain type itself.
2696 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2698 Backport from 2012-05-23 mainline r187803
2701 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2702 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2705 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2707 Backport from 2012-05-03 mainline r187075
2709 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2710 has_fma4 for AMD processors with both fma3 and fma4 support.
2712 2012-05-22 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/53408
2715 * tree-vect-loop.c (vectorizable_induction): Properly check
2716 the restriction that we cannot handle induction results from
2717 the inner loop outside of the outer loop.
2719 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2721 PR tree-optimization/53436
2722 * omp-low.c (omp_build_component_ref): New function.
2723 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2725 PR tree-optimization/53366
2726 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2727 tests if complex_numbers == 2, but there are non-complex number loads
2730 PR tree-optimization/53409
2731 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2732 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2734 PR tree-optimization/53410
2735 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2736 instead of build_int_cst (type, 0) where vector types might be
2739 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2742 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2743 from folded operands before wrapping another around the
2744 conditional expression.
2746 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2747 Patrick Marlier <patrick.marlier@gmail.com>
2749 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2752 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2754 Backport from mainline
2755 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2758 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2759 (UNSPECV_RDRAND): This.
2760 (rdrand<mode>_1): Updated.
2762 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2764 Backport from mainline
2765 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2767 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2768 RDRND, F16C and FSGSBASE.
2770 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2772 Backport from mainline
2773 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2775 * tree-ssa-pre.c (can_value_number_call): Delete.
2776 (compute_avail): Skip all statements with side effects.
2777 <GIMPLE_CALL>: Skip calls to internal functions.
2779 2012-05-18 David S. Miller <davem@davemloft.net>
2781 Backport r185385 from mainline
2782 2012-03-14 Richard Guenther <rguenther@suse.de>
2785 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2786 element type instead of mode, use build_vector_type_for_mode
2787 instead of the langhook, build a vector of proper signedness.
2788 (expand_vector_operations_1): Adjust.
2790 2012-05-18 Olivier Hainque <hainque@adacore.com>
2792 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2793 $(libsubdir) as libexecsubdir.
2795 2012-05-16 Andrew Pinski <apinski@cavium.com>
2797 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2800 2012-05-16 David S. Miller <davem@davemloft.net>
2802 * jump.c (delete_related_insns): If we remove a CALL, make sure
2803 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2805 2012-05-16 Richard Henderson <rth@redhat.com>
2808 * combine-stack-adj.c (prev_active_insn_bb): New.
2809 (next_active_insn_bb): New.
2810 (force_move_args_size_note): New.
2811 (combine_stack_adjustments_for_block): Use it.
2813 2012-05-16 Olivier Hainque <hainque@adacore.com>
2815 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2816 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2817 Add comments and improve stamp preservation across the whole sequence.
2818 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2820 2012-05-16 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/53364
2823 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2824 detect a view-conversion of the decl.
2826 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2829 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2830 that operands[2] is either immediate, or q_regs_operand.
2832 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2834 Backport r187139 from mainline.
2835 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2837 PR rtl-optimization/52804
2838 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2839 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2840 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2841 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2842 RELOAD_FOR_OUTADDR_ADDRESS.
2844 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2847 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2848 generate target register for "load" class builtins.
2851 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2854 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2855 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2856 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2857 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2858 (<sse>_movu<ssemodesuffix>): New expander.
2859 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2860 (avx_movdqu<avxmodesuffix>): New expander.
2861 (*sse2_movdqu): Rename from sse2_movdqu.
2862 (sse2_movdqu): New expander.
2864 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2866 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2867 lineno 1 the same as lineno 0 before first start file directive.
2868 (optimize_macinfo_range): Likewise.
2870 * dwarf2out.c (have_macinfo): Define.
2871 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2872 attribute, don't force empty compilation unit and don't emit any
2873 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2875 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2877 Backport from mainline
2878 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2880 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2881 ORDERED and UNORDERED conditions.
2883 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2885 * function.c (requires_stack_frame_p): If the function can throw
2886 non-call exceptions, return true if the insn can throw internally.
2888 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2890 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2891 DECL_ORIGINAL_TYPE if it is present.
2893 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2895 Backport from 2012-05-12 mainline r187342.
2898 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2899 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2900 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2901 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2902 (expand_prologue): Move initialization of cfun->machine->is_naked,
2903 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2904 (avr_set_current_function): ...this new static function.
2905 (TARGET_SET_CURRENT_FUNCTION): New define.
2906 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2907 checking attributes of current_function_decl.
2908 (avr_regs_to_save): Ditto.
2909 (signal_function_p): Rename to avr_signal_function_p.
2910 (interrupt_function_p): Rename to avr_interrupt_function_p.
2912 * doc/extend.texi (Function Attributes): Better explanation of
2913 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2916 2012-05-09 Matthias Klose <doko@ubuntu.com>
2918 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2920 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2923 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2924 when a constant source operand matches an "I" constraint, the "no
2925 CC0 change" applies to a register-destination only, not a
2926 strict_low_part-destination.
2928 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2930 Backport from mainline:
2931 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2933 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2935 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2937 PR tree-optimization/53239
2938 * tree-vrp.c (get_value_range): Set VR of
2939 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
2942 2012-05-07 Richard Guenther <rguenther@suse.de>
2944 PR tree-optimization/53195
2945 * tree-inline.c (setup_one_parameter): Properly add referenced
2946 vars from the parameters new known value.
2948 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2950 Backport from mainline:
2951 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2954 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2957 2012-05-04 Ian Lance Taylor <iant@google.com>
2959 * tree-vect-patterns.c (vect_single_imm_use): Correct return
2960 values from false to NULL.
2962 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2964 Backport from mainline
2965 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2969 (TARGET_CMOV): Rename from TARGET_CMOVE.
2970 (TARGET_CMOVE): New define.
2971 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2972 Do not set TARGET_CMOVE here.
2974 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2976 Backport from mainline:
2978 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2980 PR tree-optimization/52633
2981 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2982 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2983 (vect_recog_over_widening_pattern): Remove handling of code that was
2984 already detected as over-widening pattern. Remove special handling
2985 of "unsigned" cases. Instead, support general case of conversion
2986 of the shift result to another type.
2988 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2990 * tree-vect-patterns.c (vect_single_imm_use): New function.
2991 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2992 (vect_recog_over_widening_pattern): Likewise.
2993 (vect_recog_widen_shift_pattern): Likewise.
2995 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2997 PR tree-optimization/52870
2998 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2999 presumed pattern statement is within the same loop or basic block.
3001 2012-05-04 Richard Guenther <rguenther@suse.de>
3003 * common.opt (flto-report): Do not mark as Optimization.
3005 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3008 * recog.c (constrain_operands): If extra constraints are present, also
3009 accept pseudo-registers with equivalent memory locations during reload.
3011 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3013 Backport from the mainline
3014 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3017 * config/rs6000/rs6000.md (bswapdi splitters): If
3018 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3019 default) is used, generate an alternate sequence that does not
3020 depend on using indexed addressing.
3022 2012-05-03 David S. Miller <davem@davemloft.net>
3025 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3026 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3027 (sparc_emit_float_lib_cmp): Likewise.
3029 2012-05-04 Martin Jambor <mjambor@suse.cz>
3031 Backport from mainline
3032 2012-05-02 Martin Jambor <mjambor@suse.cz>
3035 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3036 of a variable when the contect is a function.
3038 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3041 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3042 append program name to it and pass that as first argument
3043 to make_relative_prefix. Always pass standard_libexec_prefix
3044 as last argument to make_relative_prefix. If
3045 make_relative_prefix returns NULL, fall back to
3046 standard_libexec_prefix.
3049 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3053 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3054 mode, return that mode.
3056 2012-05-03 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/53144
3059 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3061 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3062 with SSA name values.
3063 (vn_reference_lookup_3): Adjust callers.
3065 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3067 PR tree-optimization/53163
3068 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3069 return value from compute_all_dependences.
3071 PR rtl-optimization/53160
3072 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3073 has been modified by ree pass already.
3075 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3077 Backport from mainline
3078 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3081 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3082 calls to cgraph_node_name in xstrdup.
3083 (ipa_make_edge_direct_to_target): Ditto.
3084 * tree-sra.c (convert_callers_for_node): Ditto.
3085 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3086 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3087 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3088 (cgraph_materialize_all_clones): Ditto.
3089 * ipa-inline.c (report_inline_failed_reason): Ditto.
3090 (want_early_inline_function_p): Ditto.
3091 (edge_badness): Ditto.
3092 (update_edge_key): Ditto.
3093 (flatten_function): Ditto.
3094 (ipa_inline): Ditto.
3095 (inline_always_inline_functions): Ditto.
3096 (early_inline_small_functions): Ditto.
3098 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3100 Backport from mainline
3101 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3103 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3104 Introduce emul_name to select the right linker emulation for
3105 powerpc64-*-freebsd*.
3106 * configure: Regenerate.
3107 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3108 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3109 * config/rs6000/freebsd64.h: New file.
3110 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3112 (rs6000_savres_strategy): Likewise.
3113 (rs6000_savres_routine_name): Likewise.
3114 (rs6000_elf_file_end): Likewise.
3115 * config/rs6000/t-freebsd64: New file.
3116 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3117 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3119 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3121 Backport from mainline
3122 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3125 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3127 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3129 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3130 predicate to discriminate types.
3132 2012-04-27 Richard Guenther <rguenther@suse.de>
3135 * convert.c (convert_to_integer): Avoid infinite recursion for
3136 target-defined built-in types.
3138 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3141 * config/cris/cris.md ("*andhi_lowpart_v32")
3142 ("*andqi_lowpart_v32"): Change first input-only operand from
3143 a (match_operand ...) to (match_dup 0). Drop alternatives with
3144 const_int-matching constraints for redundancy.
3145 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3146 three-operand alternative.
3148 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3150 Backport from mainline
3151 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3154 (*addsi_2_zext): Ditto.
3155 (*add<mode>_3): Ditto.
3156 (*addsi_3_zext): Ditto.
3157 (*add<mode>_5): Ditto.
3159 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3162 * c-typeck.c (set_nonincremental_init,
3163 set_nonincremental_init_from_string): Pass true instead of false
3164 as IMPLICIT to add_pending_init.
3166 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3168 Backport from 2012-04-24 mainline r186768.
3171 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3173 2012-04-24 Richard Guenther <rguenther@suse.de>
3175 PR tree-optimization/53085
3176 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3179 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3182 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3184 (output_addressed_constants): Likewise.
3187 * varasm.c (get_section): Don't ICE for section conflicts with
3188 built-in section kinds.
3190 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3192 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3194 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3196 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3198 2012-04-23 Richard Guenther <rguenther@suse.de>
3201 * c-typeck.c (build_binary_op): Fix typo.
3203 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3205 PR tree-optimizations/52891
3206 * tree-vect-patterns.c (adjust_bool_pattern): Use
3207 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3208 but with non-standard precision.
3210 2012-04-22 Ian Lance Taylor <iant@google.com>
3212 * godump.c (go_output_typedef): Dump size of structs.
3214 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3216 Backport from mainline:
3218 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3219 hints for 'A' operand types.
3221 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3223 Backport from 2012-04-19 mainline r186588.
3226 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3227 the case *(X+const).
3229 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3231 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3233 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/sync.md (atomic_<code><mode>): Rename to
3237 atomic_<logic><mode>.
3239 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3241 Backport from mainline
3242 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3245 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3246 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3247 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3248 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3249 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3250 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3251 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3252 gen_avx2_permvarv8sf.
3254 2012-04-16 Martin Jambor <mjambor@suse.cz>
3256 Backported from mainline
3258 2012-04-13 Martin Jambor <mjambor@suse.cz>
3261 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3262 fold_ctor_reference returns a zero constant.
3264 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3266 Backported from mainline
3267 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3269 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3270 and __ILP32__ for x32.
3272 2012-04-13 Tom de Vries <tom@codesourcery.com>
3274 Backport from mainline r186418.
3276 2012-04-13 Tom de Vries <tom@codesourcery.com>
3278 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3279 parameters vuse and vuse_escaped.
3280 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3281 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3284 2012-04-13 Richard Guenther <rguenther@suse.de>
3286 PR tree-optimization/52969
3287 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3288 the condition for the COND_EXPR and handle predicate negation
3289 by swapping the COND_EXPR arms.
3291 2012-04-13 Richard Guenther <rguenther@suse.de>
3294 * convert.c (convert_to_pointer): Remove special-casing of
3297 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3299 Backport from mainline
3300 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3303 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3304 the list of options to enable the FCFID instruction.
3305 (TARGET_EXTRA_BUILTINS): Adjust comment.
3307 2012-04-12 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/52943
3310 * tree-chrec.h (chrec_is_positive): Remove.
3311 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3312 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3313 Return false for a constant zero instead of negative.
3314 (analyze_siv_subscript_cst_affine): Handle zero difference
3315 in the initial condition explicitely.
3317 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3320 * varasm.c (process_pending_assemble_externals): Set
3321 pending_assemble_externals_processed true.
3322 (assemble_external): Call assemble_external_real if the pending
3323 assemble externals have been processed.
3325 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3328 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3329 the DECL generated for the special GOT helper.
3331 2012-04-06 Walter Lee <walt@tilera.com>
3333 Backport from mainline
3334 2012-03-07 Walter Lee <walt@tilera.com>
3336 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3337 REG_CFA_* notes for the stack pointer.
3338 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3339 EH_RETURN_STACKADJ_RTX.
3340 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3341 generate REG_CFA_* notes for the stack pointer.
3342 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3343 by EH_RETURN_STACKADJ_RTX.
3345 2012-04-06 Matt Turner <mattst88@gmail.com>
3347 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3349 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3351 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3352 of the destination isn't also a FP_REGS register.
3354 2012-04-03 Richard Guenther <rguenther@suse.de>
3356 Backport from mainline
3357 2012-03-02 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/52406
3360 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3361 (struct indices): Add unconstrained_base member.
3362 (struct dr_alias): Remove unused vops member.
3363 (DR_UNCONSTRAINED_BASE): New define.
3364 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3365 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3366 be an artificial access that covers the whole indexed object,
3367 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3368 plain decl base-objects to their MEM_REF variant.
3369 (dr_may_alias_p): When the base-object of either data reference
3370 has unknown size use only points-to information.
3371 (compute_affine_dependence): Make dumps easier to read and
3373 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3374 DR_REF when looking for packed references.
3375 (vect_supportable_dr_alignment): Likewise.
3377 2012-04-03 Richard Guenther <rguenther@suse.de>
3379 Backport from mainline
3380 2012-03-15 Richard Guenther <rguenther@suse.de>
3383 * tree-data-ref.c (subscript_dependence_tester_1): Check
3384 all dimensions for non-conflicting access functions.
3386 2012-04-03 Richard Guenther <rguenther@suse.de>
3388 Backport from mainline
3389 2012-03-06 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3394 2012-03-23 Richard Guenther <rguenther@suse.de>
3396 PR tree-optimization/52678
3397 * tree-vectorizer.h (struct _stmt_vec_info): Add
3398 loop_phi_evolution_part member.
3399 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3400 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3401 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3402 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3403 Use the cached evolution part and the PHI nodes value from
3404 the loop preheader edge instead of re-analyzing the evolution.
3406 2012-03-26 Richard Guenther <rguenther@suse.de>
3408 PR tree-optimization/52701
3409 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3410 compute and set the evolution part of PHI nodes.
3412 2012-03-30 Richard Guenther <rguenther@suse.de>
3414 PR tree-optimization/52754
3415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3416 propagate arbitrary addresses into really plain dereferences.
3418 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3420 PR tree-optimization/52835
3421 * tree-data-ref.c (build_rdg): Return NULL if
3422 compute_data_dependences_for_loop failed.
3424 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3426 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3427 (stmt_can_make_abnormal_goto): Use it.
3428 (is_ctrl_altering_stmt): Likewise.
3430 2012-03-31 Martin Jambor <mjambor@suse.cz>
3432 Backported from mainline
3433 2012-03-30 Martin Jambor <mjambor@suse.cz>
3435 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3436 is a builtin_stack_save in a dominating BB.
3438 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3441 crossing 128bit lane boundary.
3443 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3445 Backported from mainline
3446 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3449 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3451 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3452 * config/i386/i386.c: Include reload.h.
3453 (ix86_legitimize_reload_address): New function.
3455 2012-03-28 Martin Jambor <mjambor@suse.cz>
3457 Backported from mainline
3458 2012-03-27 Martin Jambor <mjambor@suse.cz>
3461 * tree-sra.c (sra_modify_assign): Do not call
3462 load_assign_lhs_subreplacements when working with an unscalarizable
3465 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3468 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3469 __builtin_va_start to __builtin_next_arg if the latter is
3470 builtin_decl_explicit_p rather than when it is not.
3473 * tree-vect-generic.c (vector_element): Perform multiplication
3474 for pos in bitsizetype type instead of idx type.
3476 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3478 Backport from 2012-03-28 mainline r185910.
3481 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3482 (avr_builtin_decl): New static function.
3483 (struct avr_builtin_description, avr_bdesc): Move up.
3484 Add GTY marker. Add field fndecl. Remove redundant field id.
3485 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3486 (avr_expand_builtin): Code cleanup because .id is removed.
3488 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3491 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3494 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3496 Backport from 2012-03-28 mainline r185907.
3499 * config.gcc (tm_file): Remove avr/multilib.h.
3501 * doc/invoke.texi (AVR Options): Adjust
3502 documentation of -mtiny-stack.
3504 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3505 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3506 * config/avr/t-avr: Remove generation of multilib.h.
3507 * config/avr/t-multilib: Regenerate.
3508 * config/avr/multilib.h: Remove.
3509 * config/avr/avr.opt (-msp8): New option.
3510 (avr_sp8): New variable.
3511 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3512 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3513 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3514 (avr_device_to_sp8): New prototype.
3515 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3516 (DRIVER_SELF_SPECS): New define.
3517 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3518 __AVR_SP8__, __AVR_HAVE_SPH__.
3519 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3520 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3521 (avr_file_start): Ditto.
3523 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3526 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3527 instead of 8 in adjust_address.
3529 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3531 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3532 of a unit before computing the offset in units.
3534 2012-03-27 Richard Guenther <rguenther@suse.de>
3537 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3540 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3543 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3545 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3548 * varasm.c: Include pointer-set.h.
3549 (pending_assemble_externals_set): New pointer set.
3550 (process_pending_assemble_externals): Destroy the pointer set.
3551 (assemble_external): See if decl is in pending_assemble_externals_set,
3552 and add it to pending_assemble_externals if necessary.
3553 (init_varasm_once): Allocate pending_assemble_externals_set.
3555 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3557 Backported from mainline
3558 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3561 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3562 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3563 (vector_ltgt<mode>): Likewise.
3564 (vector_ordered<mode>): Likewise.
3565 (vector_unordered<mode>): Likewise.
3566 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3568 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3570 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3573 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3575 Backported from mainline
3576 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3580 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3581 GENERAL_REGS and FP_REGS for SImode.
3583 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3586 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3587 on any new_local_var_chain vars declared during recursing on
3588 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3590 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3592 Backport from 2012-03-22 mainline r185692.
3595 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3596 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3597 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3598 (delay_cycles_1, delay_cycles_2): Ditto.
3599 (delay_cycles_3, delay_cycles_4): Ditto.
3600 (nopv, *nopv): Ditto.
3601 (sleep, *sleep): Ditto.
3604 Backport from 2012-03-21 mainline r185605.
3606 PR rtl-optimization/52543
3608 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3609 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3610 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3611 (avr_load_libgcc_p): Restrict to __flash loads.
3612 (avr_out_lpm): Only handle 1-byte loads from __flash.
3613 (avr_load_lpm): New function.
3614 (avr_find_unused_d_reg): Remove.
3615 (avr_out_lpm_no_lpmx): Remove.
3616 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3617 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3618 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3619 (load_<mode>, load_<mode>_clobber): New insns.
3620 (mov<mode>): For multi-byte move from non-generic
3621 16-bit address spaces: Expand to load_<mode> resp.
3622 load_<mode>_clobber.
3623 (load<mode>_libgcc): Remove expander.
3624 (split-lpmx): Remove split.
3626 Backport from 2012-03-13 mainline r185329.
3629 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3630 offset (size) to a value the insns can deal with.
3631 (expand_epilogue): Ditto.
3633 Backport from 2012-03-12 mainline r185256.
3636 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3637 type from reg_class_t to enum reg_class.
3638 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3640 Backport from 2012-03-12 mainline r185253.
3643 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3644 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3645 r184615 from 2012-02-28.
3647 Backport from 2012-03-08 mainline r185105.
3649 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3650 for constants in [-63,63].
3652 Backport from 2012-03-08 mainline r185100.
3655 * config/avr/avr.c (avr_mem_clobber): New static function.
3656 (avr_expand_delay_cycles): Add memory clobber operand to
3657 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3658 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3659 (enable_interrupt, disable_interrupt): New expander.
3660 (nopv, sleep, wdr): New expanders.
3661 (delay_cycles_1): Add memory clobber.
3662 (delay_cycles_2): Add memory clobber.
3663 (delay_cycles_3): Add memory clobber.
3664 (delay_cycles_4): Add memory clobber.
3665 (cli_sei): New insn from former "enable_interrupt",
3666 "disable_interrupt" with memory clobber.
3667 (*wdt): New insn from former "wdt" with memory clobber.
3668 (*nopv): Similar, but for "nopv".
3669 (*sleep): Similar, but for "sleep".
3671 Backport from 2012-03-07 mainline r185043.
3674 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3676 Backport from 2012-03-07 mainline r185032.
3679 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3680 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3681 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3683 Backport from 2012-03-07 mainline r185031.
3686 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3688 * config/avr/avr.md (xload_8): Adjust insn length.
3690 Backport from 2012-03-07 mainline r185030.
3693 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3694 if RAMPZ affects reading from RAM.
3696 Backport from 2012-03-05 mainline r184919.
3698 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3700 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3702 Backport from mainline r185259.
3705 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3706 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3708 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3710 Backported from mainline
3711 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3714 * c-parser.c (c_parser_postfix_expression)
3715 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3717 * config/i386/smmintrin.h: Avoid /* within a comment.
3718 * config/i386/nmmintrin.h: Likewise.
3720 2012-03-22 Richard Guenther <rguenther@suse.de>
3722 * BASE-VER: Set to 4.7.1.
3723 * DEV-PHASE: Set to prerelease.
3725 2012-03-22 Release Manager
3727 * GCC 4.7.0 released.
3729 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3731 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3733 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3734 Andrew Pinski <apinski@cavium.com>
3737 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3738 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3739 calls instead of __builtin_ir{int,ound}*.
3741 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3744 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3747 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3749 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3750 Refer to GCC 4.7 version of c99status.html.
3752 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3754 Backport from mainline
3755 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3757 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3758 redefine to be NULL if the current bit-size is different from the
3759 configured bit-size.
3761 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3762 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3763 set the default tuning. Add asserts to make sure the cpu and tune
3764 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3765 test whether the index is set, instead of > 0.
3766 (rs6000_file_start): Do not reset the default cpu if the current
3767 bit-size is different from the configured bit-size.
3769 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3771 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3773 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3774 Update binutils references.
3775 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3776 Update binutils reference.
3777 Update Sun as/GNU ld caveat.
3778 Document binutils largefile requirement for LTO plugin.
3779 Remove reference to alternate libpthread.
3781 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3783 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3785 (Specific, mips-sgi-irix6): Likewise.
3787 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3789 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3790 * configure: Regenerate.
3792 2012-03-07 Richard Henderson <rth@redhat.com>
3794 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3795 * config/m68k/sync.md (atomic_test_and_set): Use it.
3796 (atomic_test_and_set_1): Likewise.
3798 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3801 * Makefile.in: Let install-gcc-ar depend on installdirs,
3802 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3803 Don't double canonicalize if cross-compiling.
3805 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3807 * trans-mem.c: New typedef for tm_region_p.
3808 Define vector types for tm_region_p.
3809 (tm_region_init): Replace region_worklist to a vector called
3812 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3815 * trans-mem.c (tm_region_init): Use last_basic_block.
3817 2012-03-05 Richard Henderson <rth@redhat.com>
3820 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3821 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3822 BIGGEST_ALIGNMENT is aligned.
3824 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3826 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3828 2012-03-05 Richard Henderson <rth@redhat.com>
3831 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3832 instead of calling negqi2 directly.
3834 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3836 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3837 (INTMAX_TYPE): Use it.
3838 (UINTMAX_TYPE): Likewise.
3839 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3840 (irix6_c_common_override_options): Declare.
3841 (C_COMMON_OVERRIDE_OPTIONS): Define.
3842 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3843 * config/mips/irix6-c.c: New file.
3844 * config/mips/t-irix6 (irix6-c.o): New target.
3845 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3848 2012-03-02 Richard Henderson <rth@redhat.com>
3850 * optabs.c (expand_atomic_test_and_set): Honor
3851 atomic_test_and_set_trueval even when atomic_test_and_set
3852 optab is not in use.
3854 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3856 Backport from mainline
3857 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3859 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3861 2012-03-02 Richard Guenther <rguenther@suse.de>
3863 * DEV-PHASE: Set to prerelease.
3865 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3867 * config.gcc (obsolete): Add all ARM targets using the FPA.
3868 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3869 * doc/install.texi: Avoid references to obsolete ARM ports.
3871 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3873 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3875 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3876 Joern Rennecke <joern.rennecke@embecosm.com>
3878 * doc/extend.texi: Expand and update information on interrupt
3879 attribute for Epiphany.
3881 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3883 * config/sh/sh-protos.h: Update copyright notice dates.
3884 * config/sh/sh.h: Likewise.
3885 * config/sh/sh.md: Likewise.
3886 * config/sh/constraints.md: Likewise.
3887 * config/sh/predicates.md: Likewise.
3889 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3891 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3892 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3894 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3896 * config/sh/constraints.md: Fix comment typo.
3898 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3901 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3902 unsigned HOST_WIDE_INT.
3903 (zvdep_imm64): Likewise.
3904 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3905 (vdepi_and): Likewise.
3906 Likewise for unamed 64-bit patterns.
3907 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3909 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3912 PR rtl-optimization/52417
3913 * cselib.c (cselib_any_perm_equivs): New variable.
3914 (cselib_reset_table): Check that it's not set when not
3915 preserving constants.
3916 (cselib_add_permanent_equiv): Set it.
3917 (cselib_have_permanent_equivalences): New.
3918 (cselib_init, cselib_finish): Reset it.
3919 * cselib.h (cselib_have_permanent_equivalences): Declare.
3920 * alias.c (get_addr): Restore earlier behavior when there
3921 aren't permanent equivalences.
3923 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3925 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3926 * config/v850/v850-modes.def: Fix copyright notice.
3928 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3930 * doc/extend.texi (AVR Built-in Functions): Document
3931 __builtin_avr_flash_segment.
3933 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3934 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3935 (*split.flash_segment): New insn-and-split.
3936 * config/avr/avr.c (avr_init_builtins): Add local variables:
3937 const_memx_void_node, const_memx_ptr_type_node,
3938 char_ftype_const_memx_ptr.
3940 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3942 PR tree-optimization/52445
3943 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3944 add ssa_name_ver, offset and size fields and change store field
3946 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3947 (add_or_mark_expr): Likewise. Only consider previous stores
3948 with the same size and offset.
3949 (nt_init_block): Only look at gimple_assign_single_p stmts,
3950 doesn't look at rhs2.
3952 2012-03-01 Richard Guenther <rguenther@suse.de>
3955 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3956 conversions from integral types to pointer types.
3958 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3960 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3961 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3962 unintentionally removed in r184616.
3964 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3966 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3969 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3970 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3974 alternatives, add "e" constraint to the new last alternative
3975 and ! to last 3 alternatives.
3977 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3979 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3980 DW_AT_artificial attributes at the end of the processing.
3981 (gen_array_type_die): Likewise.
3982 (gen_enumeration_type_die): Likewise.
3983 (gen_struct_or_union_type_die): Likewise.
3984 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3987 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3990 * expr.c (expand_assignment): If doing misaligned store that doesn't
3991 cover all mode bits, perform a RMW cycle.
3993 PR tree-optimization/52429
3994 * tree-parloops.c (separate_decls_in_region_debug): Return early
3995 if var is LABEL_DECL.
3997 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3999 PR tree-optimization/52424
4000 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4001 calling dom_thread_across_edge.
4003 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4005 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4007 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4009 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4010 * config/avr/avr.c (avr_output_bld): Remove unused function.
4011 (avr_out_sbxx_branch): Use "%T" to print bit position.
4013 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4015 * config/avr/avr.md: Untabify.
4017 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4019 * config/avr/avr.md (eqne): New code iterator.
4020 (*dec-and-branchsi): Use it in text peephole's condition.
4021 (*dec-and-branchhi): Ditto.
4022 (*dec-and-branchqi): Ditto.
4024 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4027 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4028 the device does not have the skip-bug.
4030 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4032 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4033 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4034 -mpretend-cmove): New.
4036 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4039 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4040 doesn't count DEBUG_INSN refs.
4041 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4042 for DEBUG_INSN refs.
4044 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4048 2012-02-20 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/52298
4050 * tree-vect-stmts.c (vectorizable_load): Properly use
4051 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4054 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4057 * gimple.h (gimple_in_transaction): New.
4058 (gimple_set_in_transaction): New.
4059 (struct gimple_statement_base): Add in_transaction field.
4060 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4062 (tree_ssa_lim_initialize): Compute transaction bits.
4063 * tree.h (compute_transaction_bits): Protoize.
4064 * trans-mem.c (tm_region_init): Use the heap to store BB
4066 (compute_transaction_bits): New.
4068 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4070 * gcc.c (display_help): Document --help=common and sort entries
4073 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4075 * doc/install.texi: Document check-$LANG specific shortcuts
4077 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4080 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4082 * config/arm/arm_neon.h: Regenerate.
4083 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4084 (neon_vcgeu): New insn.
4085 (neon_vcgtu): Likewise.
4086 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4087 (ops): Unsigned comparison intrinsics call a different
4090 2012-02-28 Richard Guenther <rguenther@suse.de>
4093 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4094 ordering for the VEC_CONCAT for two element vectors for
4095 V2SFmode, V2SImode and V2DImode.
4097 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4100 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4101 detecting big-endian triplets.
4103 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4105 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4106 mode if there is no type information available.
4108 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4110 PR tree-optimization/53207
4111 * doc/invoke.texi: Document as experimental and relying on graphite.
4113 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4115 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4116 of initializer to changes from r184614.
4118 2012-02-28 Richard Guenther <rguenther@suse.de>
4120 PR tree-optimization/52395
4121 * tree-sra.c (build_ref_for_offset): Also look at the base
4122 TYPE_ALIGN when figuring out the alignment of the replacement.
4124 2012-02-28 Richard Guenther <rguenther@suse.de>
4126 PR tree-optimization/52402
4127 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4128 mis-aligned types when creating the accesses at the call site.
4130 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4132 * config/avr/builtins.def: New file.
4133 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4134 * config/avr/avr.c (enum avr_builtin_id): Use it.
4135 (avr_init_builtins): Use it. And use avr_bdesc.
4136 (bdesc_1arg): Remove.
4137 (bdesc_2arg): Remove.
4138 (bdesc_3arg): Remove.
4139 (struct avr_builtin_description): Add field n_args.
4140 (avr_bdesc): New static variable using builtins.def.
4141 (avr_expand_builtin): Use it.
4142 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4143 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4144 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4146 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4149 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4150 match only one single hard register with respective hard reg rtx.
4151 (movmemx_<mode>): Ditto.
4152 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4153 insn anatomy of movmem[x]_<mode>.
4154 (avr_out_movmem): Same for printing assembler and operand usage.
4156 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4160 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4161 address spaces located outside of device flash.
4163 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4164 (mcu_type_s): Add field n_flash.
4165 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4166 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4167 (AVR_MCU): Add N_FLASH argument.
4168 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4169 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4170 macro __FLASH<n> if that address space makes sense for the device.
4171 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4172 outside of target flash.
4173 (avr_asm_named_section): Ditto.
4174 (avr_asm_select_section): Ditto.
4175 (avr_addr_space_convert): Ditto.
4176 (avr_emit_movmemhi): Ditto.
4177 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4178 address space is outside of device flash.
4179 (avr_insert_attributes): Ditto.
4180 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4181 avr_current_arch->n_segments.
4183 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4188 (*movabs<mode>_2): Likewise.
4190 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4193 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4194 s_register_operand in the test instead of REG_P. Don't call
4195 gen_reg_rtx if it won't be used.
4197 PR tree-optimization/52376
4198 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4200 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4202 * ifcvt.c (noce_get_condition): Check condition variable is not
4203 small_register_classes_for_mode_p before accepting.
4205 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4207 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4209 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4212 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4213 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4215 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4217 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4219 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4221 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4223 * config/sh/predicates.md: Remove blank lines.
4224 * config/sh/sh.c: Fix typos in comments.
4225 * config/sh/constraints.md: Likewise.
4226 * config/sh/sh.md: Remove blank lines.
4227 Fix typos in comments. Use ;; as comment characters.
4229 2012-02-26 Walter Lee <walt@tilera.com>
4231 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4232 (replace_mov_pcrel_step2): Ditto.
4234 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4237 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4238 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4239 and locs that reference values newer than the non-canonical value
4240 at hand. Return the canonical value as a worst case.
4241 (memrefs_conflict_p): Walk canonical value's locs.
4244 * cselib.c (preserve_only_constants): Rename to...
4245 (preserve_constants_and_equivs): ... this. Split out...
4246 (invariant_or_equiv_p): ... this. Preserve plus expressions
4247 of other preserved expressions too.
4248 (cselib_reset_table): Adjust.
4249 * var-tracking.c (reverse_op): Use canonical value to build
4252 2012-02-23 Kai Tietz <ktietz@redhat.com>
4254 * config/i386/i386.c (ix86_delegitimize_address): Handle
4255 UNSPEC_PCREL plus displacement.
4257 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4260 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4261 to test for unusedness in st X addressing.
4263 2012-02-24 Richard Guenther <rguenther@suse.de>
4266 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4267 (is_gimple_reg_type): Move inline ...
4268 * gimple.h (is_gimple_reg_type): ... here.
4270 2012-02-24 Richard Guenther <rguenther@suse.de>
4273 * passes.c (execute_function_todo): When verifying SSA form
4274 verify gimple form first.
4275 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4277 2012-02-24 Richard Guenther <rguenther@suse.de>
4280 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4281 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4283 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4285 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4287 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4289 * tree-phinodes.c (make_phi_node): Mark static.
4290 * tree-flow.h (make_phi_node): Remove extern decl.
4291 * doc/gimple.texi (make_phi_node): Remove documentation.
4293 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4295 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4296 * tree-ssa-sccvn.c (print_scc): Ditto.
4298 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4300 * doc/passes.texi (Full redundancy elimination): Fix typo.
4302 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4304 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4306 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4309 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4311 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4314 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4316 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4318 * config/avr/avr.md (code_stdname): Add ior, xor.
4319 (xior): New code iterator.
4320 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4321 (*<code_stdname><mode>qi.byte1-3): Ditto.
4323 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4325 PR tree-optimization/52019
4326 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4329 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4331 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4332 HAVE_INITFINI_ARRAY to work around namespace pollution in
4333 certain versions of newlib system headers.
4334 * config.in: Regenerate.
4335 * configure: Regenerate.
4336 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4337 instead of HAVE_INITFINI_ARRAY.
4339 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4342 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4343 is not offsettable memory reference.
4345 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4348 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4349 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4351 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4353 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4354 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4356 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4358 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4359 library on Solaris 8 even without TLS support.
4360 * configure: Regenerate.
4362 2012-02-22 Richard Guenther <rguenther@suse.de>
4365 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4366 for GIMPLE_DEBUG stmts.
4368 2012-02-22 Martin Jambor <mjambor@suse.cz>
4371 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4372 according to the base object.
4374 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4376 PR rtl-optimization/50063
4377 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4378 and 2 (8-bit SP) in operand 2.
4379 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4380 setup to use movhi_sp_r instead of vanilla move to write SP.
4381 Adjust REG_CFA notes to superseed unspec.
4382 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4384 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4385 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4386 irq_state 1 (IRQ known to be on) here.
4388 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4390 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4392 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4393 assign_hard_reg): Likewise.
4395 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4397 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4399 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4402 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4403 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4405 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4407 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4408 prototype from here to...
4409 * config/avr/avr.h: ...here.
4411 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4414 * thumb2.md (thumb2_shiftsi3_short): Split register and
4415 immediate shifts. For register shifts tie operands 0 and 1.
4416 (peephole2 for above): Check that register-controlled shifts
4417 have suitably tied operands.
4419 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4422 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4423 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4424 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4425 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4426 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4427 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4428 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4429 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4430 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4431 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4432 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4433 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4434 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4435 bdver1_ssevector_avx256_unaligned_load,
4436 bdver1_ssevector_sse128_unaligned_load,
4437 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4438 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4439 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4440 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4441 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4442 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4443 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4444 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4445 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4446 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4447 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4448 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4449 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4450 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4451 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4452 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4453 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4454 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4455 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4456 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4457 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4458 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4459 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4460 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4461 bdver1_ssediv_double_load, bdver1_ssediv_double,
4462 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4463 Add "bdver2" attribute.
4465 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4467 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4468 default if possible and not specified otherwise.
4470 2012-02-21 Richard Guenther <rguenther@suse.de>
4473 * gimplify.c (create_tmp_from_val): Use the main variant type
4474 for the type of the temporary we create.
4476 2012-02-21 Richard Guenther <rguenther@suse.de>
4478 PR tree-optimization/52324
4479 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4480 do not gimplify a MEM_REF address operand if it is already
4483 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4485 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4486 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4488 2012-02-21 Richard Guenther <rguenther@suse.de>
4490 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4491 nested_in_vect_loop.
4493 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4495 PR tree-optimization/52318
4496 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4497 vdef also to non-pure/const call stmts in the sequence.
4499 2012-02-20 David S. Miller <davem@davemloft.net>
4501 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4502 don't use the "rd %pc" instruction on v9 for PIC register loads.
4504 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4507 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4508 in a transaction safe function.
4510 2012-02-20 Kai Tietz <ktietz@redhat.com>
4513 * stor-layout.c (place_field): Handle desired_align for
4516 2012-02-20 Richard Guenther <rguenther@suse.de>
4518 PR tree-optimization/52298
4519 * tree-vect-stmts.c (vectorizable_store): Properly use
4520 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4522 (vectorizable_load): Likewise.
4523 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4524 Access DR_STEP after ensuring it is not NULL.
4526 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4528 PR tree-optimization/52286
4529 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4530 optimization use double_int_to_tree instead of build_int_cst_wide,
4531 rewrite to use double_int vars.
4533 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4536 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4538 Remove -e 0 from $gcc_cv_ld invocation.
4539 Only use __GLIBC_PREREQ if defined.
4540 Enable on Solaris since Solaris 8 patch.
4541 (gcc_SUN_LD_VERSION): New macro.
4542 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4543 gcc_SUN_LD_VERSION for version number format.
4544 * configure: Regenerate.
4545 * varasm.c (get_elf_initfini_array_priority_section): Set
4546 SECTION_NOTYPE for non-default priority.
4547 Use get_section instead of get_unnamed_section to emit
4548 .init_array/.fini_array with default priority.
4550 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4552 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4553 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4554 (mips_start_unique_function, mips_output_mips16_rdhwr)
4555 (mips_code_end): New functions.
4556 (TARGET_ASM_CODE_END): Define.
4558 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4560 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4561 to stubs with non-sibling calls.
4563 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4565 * doc/invoke.texi (-fira-* options): Copy-edit.
4566 (ira-* parameters): Copy-edit.
4568 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4570 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4571 GCC coding conventions.
4573 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4575 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4576 when used as adjectives.
4578 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4580 * doc/invoke.texi: Clean up "that"/"which" confusion.
4582 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4584 * system.h: Poison SMALL_REGISTER_CLASSES
4585 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4586 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4588 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4590 PR tree-optimization/52285
4591 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4592 when deciding if a call is a tail call or tail recursion.
4594 2012-02-16 Kai Tietz <ktietz@redhat.com>
4596 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4597 interger-constant displacement for UNSPEC_PCREL.
4599 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4601 PR rtl-optimization/52208
4602 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4603 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4605 PR tree-optimization/52255
4606 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4607 loop->header has virtual PHI, but exit_e->dest doesn't, add
4608 virtual PHI to exit_e->dest and adjust all uses after the loop.
4611 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4612 children with clone_tree_hash, not after it.
4614 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4616 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4617 extended identifiers.
4619 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4622 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4623 a same_body_alias, also test whether e->callee isn't a former
4624 or current clone of the decl this is a same body alias of.
4626 PR translation/52264
4627 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4629 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4631 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4633 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4636 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4637 force_reg instead of copy_to_reg for better optimization. Force
4638 non-register or memory operands into a register.
4640 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4642 * extend.texi: Reserve upper bits of memory model for future use.
4644 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4645 Anatoly Sokolov <aesok@post.ru>
4646 Eric Weddington <eric.weddington@atmel.com>
4649 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4650 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4651 Rewrite initializers for .macro.
4652 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4653 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4654 atxmega32d4, atxmega32x1.
4655 avrxmega4: atxmega64a3, atxmega64d3.
4656 avrxmega5: atxmega64a1, atxmega64a1u.
4657 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4658 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4659 avrxmega7: atxmega128a1, atxmega128a1u.
4660 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4661 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4662 (struct base_arch_s): Rename reserved to xmega_p.
4663 Rename reserved2 to have_rampd.
4664 (AVR_XMEGA): New define.
4665 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4666 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4667 * config/avr/predicates.md (io_address_operand): Take into
4669 (low_io_address_operand): Ditto.
4670 (high_io_address_operand): Ditto.
4671 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4672 (enabled, movhi_sp_r): Use them.
4673 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4674 cpp_define_formatted to built-in define __AVR_ARCH__.
4675 (__AVR_XMEGA__): New built-in define.
4676 (__AVR_HAVE_RAMPD__): New built-in define.
4677 (__AVR_HAVE_RAMPX__): New built-in define.
4678 (__AVR_HAVE_RAMPY__): New built-in define.
4679 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4681 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4682 (avr_option_override): Initialize them.
4683 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4684 (avr_init_expanders): Initialize them. No more block several calls.
4685 (emit_push_sfr): New static function.
4686 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4688 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4689 (avr_print_operand): Print addreeses as symbols for
4690 RAMPX, RAMPY, RAMPD, CCP.
4691 (output_movhi): Handle AVR_XMEGA when writing to SP.
4692 (avr_out_movhi_mr_r_xmega): New static function.
4693 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4694 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4695 __RAMPD__, __CCP__ as needed.
4697 * config/avr/multilib.h: Regenerate.
4698 * config/avr/t-multilib: Regenerate.
4699 * config/avr/avr-tables.opt: Regenerate.
4701 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4703 PR tree-optimization/50561
4704 * graphite-flattening.c (lst_project_loop): Do not
4705 remove old scattering dimensions after flattening.
4706 (lst_do_flatten): Likewise.
4708 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4710 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4711 __builtin_avr_map8, __builtin_avr_map16.
4712 Document __builtin_avr_insert_bits.
4714 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4715 (insert_bits): New insn.
4716 (adjust_len.map_bits): Rename to insert_bits.
4717 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4718 * avr-protos.h (avr_out_map_bits): Remove.
4719 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4720 * config/avr/constraints.md (Cxf,C0f): New.
4721 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4722 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4723 New built-in define __BUILTIN_AVR_INSERT_BITS.
4724 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4725 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4726 (avr_move_bits): Rewrite.
4727 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4729 (avr_map_op_t): New typedef.
4730 (avr_map_op): New static variable.
4731 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4732 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4733 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4734 (bdesc_3arg, avr_expand_triop_builtin): New.
4735 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4736 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4737 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4738 (avr_map_equal_p, avr_map_sig_p): Remove.
4739 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4740 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4741 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4742 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4743 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4744 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4746 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4748 * config/c6x/c6x.md (reserve_cycles): New attribute.
4749 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4750 don't reserve functional units after the branch occurs.
4752 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4755 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4756 functions into non-tm_pure functions.
4758 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4761 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4762 (iterative_hash_canonical_type): Likewise.
4763 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4766 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4768 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4769 sched-group insn, it either remains alone or the entire list is pruned.
4771 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4773 * doc/install.texi (Prerequisites): Fix grammar.
4774 (Configuration): Likewise.
4776 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4778 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4779 MPC as part of GCC before describing configuring with --with-gmp etc.
4780 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4781 sources are present.
4783 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4786 * dwarf2out.c (clone_tree_hash): New function.
4787 (copy_decls_walk): Use it instead of clone_tree.
4789 2012-02-14 Richard Guenther <rguenther@suse.de>
4791 PR tree-optimization/52244
4792 PR tree-optimization/51528
4793 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4794 replacements for integral types.
4796 2012-02-14 Walter Lee <walt@tilera.com>
4798 * config.gcc: Handle tilegx and tilepro.
4799 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4801 Add HAVE_AS_TLS check for tilegx and tilepro.
4802 * configure: Regenerate.
4803 * doc/contrib.texi: Add Mat Hostetter and self.
4804 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4805 Document instruction intrinsics and network accessing intrinsics.
4806 (TILEPro Built-in Functions): New node. Document instruction
4807 intrinsics and network accessing intrinsics.
4808 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4809 (Specific, tilepro-*-linux*): Likewise.
4810 * doc/invoke.texi (TILE-Gx Options): New section.
4811 (TILEPro Options): New section.
4812 * doc/md.texi (TILE-Gx): New section.
4813 (TILEPro): New section.
4814 * common/config/tilegx/tilegx-common.c: New file.
4815 * common/config/tilepro/tilepro-common.c: New file.
4816 * config/tilegx/constraints.md: New file.
4817 * config/tilegx/linux.h: New file.
4818 * config/tilegx/mul-tables.c: New file.
4819 * config/tilegx/predicates.md: New file.
4820 * config/tilegx/sync.md: New file.
4821 * config/tilegx/t-tilegx: New file.
4822 * config/tilegx/tilegx-builtins.h: New file.
4823 * config/tilegx/tilegx-c.c: New file.
4824 * config/tilegx/tilegx-generic.md: New file.
4825 * config/tilegx/tilegx-modes.def: New file.
4826 * config/tilegx/tilegx-multiply.h: New file.
4827 * config/tilegx/tilegx-protos.h: New file.
4828 * config/tilegx/tilegx.c: New file.
4829 * config/tilegx/tilegx.h: New file.
4830 * config/tilegx/tilegx.md: New file.
4831 * config/tilegx/tilegx.opt: New file.
4832 * config/tilepro/constraints.md: New file.
4833 * config/tilepro/gen-mul-tables.cc: New file.
4834 * config/tilepro/linux.h: New file.
4835 * config/tilepro/mul-tables.c: New file.
4836 * config/tilepro/predicates.md: New file.
4837 * config/tilepro/t-tilepro: New file.
4838 * config/tilepro/tilepro-builtins.h: New file.
4839 * config/tilepro/tilepro-c.c: New file.
4840 * config/tilepro/tilepro-generic.md: New file.
4841 * config/tilepro/tilepro-modes.def: New file.
4842 * config/tilepro/tilepro-multiply.h: New file.
4843 * config/tilepro/tilepro-protos.h: New file.
4844 * config/tilepro/tilepro.c: New file.
4845 * config/tilepro/tilepro.h: New file.
4846 * config/tilepro/tilepro.md: New file.
4847 * config/tilepro/tilepro.opt: New file.
4849 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4851 PR tree-optimization/52210
4852 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4853 vect_model_simple_cost with two entry vect_def_type array instead
4854 of an address of dt.
4856 2012-02-14 Richard Guenther <rguenther@suse.de>
4859 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4860 Do not stream DECL_QUALIFIER.
4861 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4862 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4863 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4865 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4868 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4871 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4874 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4875 * cselib.c (cselib_subst_to_values_from_insn): New function.
4876 * sched-deps.c (add_insn_mem_dependence,
4877 sched_analyze_1, sched_analyze_2): Use it.
4879 2012-02-13 Jan Hubicka <jh@suse.cz>
4882 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4884 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4886 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4887 (GTM_SELF_SPECS): Define if not already defined.
4888 (driver_self_specs): Add GTM_SELF_SPECS.
4889 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4890 (GTM_SELF_SPECS): Define.
4891 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4892 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4894 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4896 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4899 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4902 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4903 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4905 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4908 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4910 2012-02-13 Richard Guenther <rguenther@suse.de>
4912 PR translation/52211
4913 * passes.c (enable_disable_pass): Fix typo.
4915 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4918 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4919 XOR for reduce_bit_field if type is unsigned.
4921 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4923 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4924 disallow changes from SFmode to mode with different size in FP regs.
4926 2012-02-12 Robert Millan <rmh@gnu.org>
4927 Gerald Pfeifer <gerald@pfeifer.com>
4929 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4932 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4934 PR rtl-optimization/52175
4935 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4936 to frame-related instructions.
4938 2012-02-10 Jason Merrill <jason@redhat.com>
4941 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4942 (demangle_new_symbols): Fill it.
4943 (scan_linker_output): Walk it.
4944 (start_tweaking): Split out from scan_linker_output.
4945 (maybe_tweak): Update sym->chosen.
4946 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4948 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4951 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4953 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4955 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4956 having the same mode as previous compare.
4958 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4960 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4961 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4962 (nonlocal_goto_internal): Likewise.
4963 (nonlocal_goto): Emit a use and an indirect jump directly.
4965 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4968 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4969 __atomic_{is,always}_lock_free.
4971 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4974 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4975 negative constant address for x32.
4977 2012-02-10 Richard Henderson <rth@redhat.com>
4979 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4980 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4981 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4983 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4984 Ira Rosen <irar@il.ibm.com>
4986 PR tree-optimization/50031
4987 * targhooks.c (default_builtin_vectorization_cost): Handle
4989 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4990 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4991 all types of reduction and pattern statements.
4992 (vect_estimate_min_profitable_iters): Likewise.
4993 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4994 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4995 for explicit realigns.
4996 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4997 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4999 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5000 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5001 vec_perm for VSX and handle vec_promote_demote.
5003 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5006 * builtins.c (fold_builtin_atomic_always_lock_free,
5007 expand_builtin_atomic_always_lock_free,
5008 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5009 Return and/or test boolean_true_node/boolean_false_node instead of
5010 integer_one_node/integer_zero_node.
5012 2012-02-10 Jan Hubicka <jh@suse.cz>
5015 * predict.c (predict_paths_for_bb): Prevent looping.
5016 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5018 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5020 * config/arm/arm.c (output_move_double): In one case properly
5021 count number of instructions that will be emitted.
5023 2012-02-10 Richard Guenther <rguenther@suse.de>
5025 PR translation/52193
5026 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5028 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5031 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5033 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5036 * var-tracking.c (emit_note_insn_var_location): If
5037 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5038 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5039 non-NOTE_DURING_CALL_P insn.
5041 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5044 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5046 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5049 * gcc.c (switch_matches) Support switches with separated form,
5052 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5054 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5056 (RAMPZ_ADDR): Ditto.
5057 * config/avr/avr.c (avr_addr_t): New typedef.
5058 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5059 (avr_init_expanders): Initialize it.
5060 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5062 (expand_epilogue): Ditto.
5063 (avr_print_operand): Ditto.
5064 (avr_file_start): Ditto.
5065 (avr_emit_movmemhi): Ditto.
5067 2012-02-08 Richard Guenther <rguenther@suse.de>
5069 PR tree-optimization/46886
5070 * tree-flow.h (do_while_loop_p): Declare.
5071 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5072 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5074 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5076 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5077 always succeed for integers larger than a native word.
5079 2012-02-08 Richard Guenther <rguenther@suse.de>
5081 PR rtl-optimization/52170
5082 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5083 properly handle integer vector modes.
5085 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5087 PR gcov-profile/52150
5088 * coverage.c: Include target.h.
5089 (build_var): Call targetm.strip_name_encoding on the assembler name.
5090 Change one _ into . or $ if the target allows it.
5091 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5093 PR rtl-optimization/52139
5094 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5095 is a BARRIER after emit_insn_after_noloc, move BB_END
5096 to the last non-BARRIER insn before it.
5098 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5101 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5102 (mips_gimplify_va_arg_expr): Call it instead of
5103 std_gimplify_va_arg_expr.
5105 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5107 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5108 message for -mno-pointers-to-nested-function.
5110 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5113 * expr.c (get_inner_reference): If there is an offset, add a negative
5114 bit position to it (if any).
5116 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5118 PR rtl-optimization/52060
5119 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5120 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5121 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5122 and/or i0src_copy2 when needed.
5124 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5126 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5127 or LTOPLUGINSONAME if have_c.
5129 * config/freebsd-spec.h: Add comment about what macros can be defined
5131 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5132 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5135 2012-02-07 Richard Guenther <rguenther@suse.de>
5137 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5138 newline in -alias dumps.
5140 2012-02-07 Kai Tietz <ktietz@redhat.com>
5141 Dave Korn <dave.korn.cygwin@gmail.com>
5144 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5145 Take care that typinfo gets dllexport-attribute.
5147 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5150 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5151 if modifier < EXPAND_SUM call force_operand on the result.
5153 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5155 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5156 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5158 (epiphany_function_type): Replace types for specific interrupts with
5159 EPIPHANY_FUNCTION_INTERRUPT.
5160 (EPIPHANY_INTERRUPT_P): Update.
5161 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5162 New static function.
5163 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5164 <disinterrupt>: Affects type identity.
5165 (epiphany_handle_interrupt_attribute): Handle variable number of
5167 (epiphany_compute_function_type): Update for new
5168 epiphany_function_type definition.
5169 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5170 handlers with a longcall forwarder.
5171 (epiphany_start_function): Handle multiple interrupt arguments and/or
5172 forwarder_section attribute.
5174 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5177 2012-02-07 Alan Modra <amodra@gmail.com>
5180 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5183 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5185 PR tree-optimization/50969
5186 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5187 use vec_perm rather than vector_stmt.
5188 (vect_model_load_cost): Likewise.
5189 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5190 vec_perm to be the same as other vector statements.
5191 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5192 cost of vec_perm for TARGET_VSX.
5194 2012-02-06 Richard Guenther <rguenther@suse.de>
5196 PR tree-optimization/52115
5197 * tree-sra.c (access_has_replacements_p): New function.
5198 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5200 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5203 * trans-mem.c (expand_call_tm): Add an assertion.
5204 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5207 2012-02-06 Richard Guenther <rguenther@suse.de>
5209 PR tree-optimization/50955
5210 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5211 raise cost of expressions that replace an address with an
5212 expression based on a different pointer.
5214 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5217 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5218 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5220 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5223 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5224 -Weffc++ and specify guidelines come from second edition.
5226 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5228 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5229 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5230 (call_direct_split, call_value_split, call_value_internal_direct)
5231 (call_value_direct_split, call_value_multiple_split): Use jal and
5232 jal_macro attributes.
5234 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5236 * reload1.c (reload_regs_reach_end_p): Replace with...
5237 (reload_reg_rtx_reaches_end_p): ...this function.
5238 (new_spill_reg_store): Update commentary.
5239 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5240 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5241 before setting new_spill_reg_store.
5242 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5243 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5244 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5245 for non-spill reload registers.
5247 2012-02-05 Ira Rosen <irar@il.ibm.com>
5249 PR tree-optimization/52091
5250 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5251 (vect_is_simple_use_1): Likewise.
5252 * tree-vect-loop.c (vectorizable_reduction): Update calls
5253 to vect_is_simple_use_1 and vect_is_simple_use.
5254 (vectorizable_live_operation): Likewise.
5255 * tree-vect-patterns.c (widened_name_p,
5256 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5257 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5258 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5259 vectorizable_shift,vectorizable_operation, vectorizable_store,
5260 vectorizable_load): Likewise.
5261 (vect_is_simple_cond): Add an argument, pass it to
5262 vect_is_simple_use_1.
5263 (vectorizable_condition): Update calls to vect_is_simple_cond,
5265 (vect_is_simple_use): Add an argument, the statement in which
5266 OPERAND is used. Check that if OPERAND's def stmt is a double
5267 reduction phi node, the use is a phi node too.
5268 (vect_is_simple_use_1): Add an argument, pass it to
5270 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5271 to vect_is_simple_use.
5273 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5275 PR rtl-optimization/52095
5276 * modulo-sched.c (dump_insn_locator): New function.
5277 (loop_canon_p, sms_schedule): Use it.
5279 PR rtl-optimization/52113
5280 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5281 even for decomposable shift/zext insns.
5283 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5284 Zdenek Dvorak <ook@ucw.cz>
5286 PR rtl-optimization/52092
5287 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5288 on get_iv_value result.
5290 2012-02-02 Andrew Pinski <apinski@cavium.com>
5294 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5296 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5299 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5301 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5303 PR rtl-optimization/49800
5304 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5305 (sched_finish): Call regstat_free_n_sets_and_refs.
5307 2012-02-02 Jia Liu <proljc@gmail.com>
5309 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5312 2012-02-02 Jan Hubicka <jh@suse.cz>
5313 Tom de Vries <tom@codesourcery.com>
5316 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5317 * varpool.c (varpool_analyze_pending_decls): Likewise.
5319 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5320 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5322 * config.gcc: Add cr16-* support.
5324 * doc/extend.texi: Document cr16 extensions.
5325 * doc/install.texi: Document cr16 install.
5326 * doc/invoke.texi: Document cr16 options.
5327 * doc/md.texi: Document cr16 constraints.
5329 * common/config/cr16/cr16-common.c: New file.
5330 * config/cr16/cr16.c: New file.
5331 * config/cr16/cr16.h: New file.
5332 * config/cr16/cr16.md: New file.
5333 * config/cr16/cr16.opt: New file.
5334 * config/cr16/cr16-protos.h: New file.
5335 * config/cr16/predicates.md: New file.
5336 * config/cr16/constraints.md: New file.
5337 * config/cr16/t-cr16: New file.
5339 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5342 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5343 that operands[2] is either immediate, or q_regs_operand.
5345 PR tree-optimization/52073
5346 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5347 a pattern stmt for pattern uses, ignore uses outside of the loop.
5349 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5351 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5352 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5353 (OUT_AS1, OUT_AS2): Remove.
5355 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5357 PR rtl-optimization/51374
5358 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5359 to cross other volatile_refs_p insns.
5361 2012-02-01 Richard Guenther <rguenther@suse.de>
5363 * doc/invoke.texi (fno-inline): Clarify documentation.
5364 (finline-small-functions): Likewise.
5365 (finline-functions): Likewise.
5366 * common.opt (finline): Adjust comment and documentation.
5367 (finline-small-functions): Clarify documentation.
5368 (finline-functions): Likewise.
5369 (finline-functions-called-once): Likewise.
5371 2012-02-01 Tristan Gingold <gingold@adacore.com>
5373 * c-typeck.c (composite_type): Keep mode for pointers.
5375 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5377 * function.h (regno_reg_rtx): Adjust comment.
5378 * reginfo.c (init_reg_modes_target): Only use the previous mode
5379 if it fits within one register. Remove MIPS comment.
5381 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5384 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5386 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5388 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5389 to srak instruction.
5391 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5393 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5395 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5400 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5402 2012-01-31 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/51528
5405 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5408 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5413 * ree.c (add_removable_extension): Change def_map argument
5414 to unsigned *, store in def_map 1 + offset into *insn_list vector
5415 instead of pointers into the vector.
5416 (find_removable_extensions): Adjust caller.
5418 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5420 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5421 Transform all "* quoted-c-code" to { c-code }.
5422 Remove redundant test for "optimize" in combine patterns.
5423 Move (include "avr-dimode.md") to end of file.
5425 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5428 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5429 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5431 2012-01-30 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/52028
5434 * tree-loop-distribution.c (ldist_gen): Properly update
5437 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5440 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5441 set_cur_line_info_table if not emitting debug info.
5443 PR tree-optimization/52046
5444 * tree-vect-patterns.c (check_bool_pattern): Give up if
5445 a comparison could throw.
5448 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5450 2012-01-30 Richard Guenther <rguenther@suse.de>
5452 PR tree-optimization/52045
5453 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5454 SSA form if cfgcleanup did anything.
5456 2012-01-30 Richard Guenther <rguenther@suse.de>
5458 PR tree-optimization/52045
5459 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5460 before computing final todo.
5462 2012-01-30 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/51528
5465 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5468 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5470 * df-problems.c (df_kill_notes): Check that the use refers
5471 to the note under examination.
5473 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5476 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5477 parameter and use short-lived pseudos.
5478 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5479 (sparc_expand_vector_init): Const-ify local variables and adjust
5480 calls to above functions.
5482 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5484 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5486 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5488 * doc/invoke.texi: Make usage of "compile time" and
5489 "run time"/"runtime" consistent throughout the file.
5491 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5493 * config/alpha/alpha.c (alpha_option_override): Default to
5494 full IEEE compliance mode for Go language.
5496 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5498 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5499 (LINK_SSP_SPEC): Define.
5501 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5504 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5507 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5509 * doc/invoke.texi: Correct hyphenation of "floating point",
5510 "double precision", and related terminology throughout the file.
5512 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5515 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5516 arm_general_register_operand predicate for operand 2 instead of
5519 2012-01-27 Ian Lance Taylor <iant@google.com>
5522 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5523 * builtins.c (expand_builtin_init_trampoline): Add onstack
5524 parameter. Change caller.
5525 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5526 * tree.c (build_common_builtin_nodes): Declare
5527 __builtin_init_heap_trampoline.
5529 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5531 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5532 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5533 * config/avr/avr.c: Ditto.
5534 (avr_regnames): Remove because unused.
5535 * config/avr/avr.md (*cpse.ne): New peephole.
5536 (*cpse.eq): New peephole from former cpse peepholes.
5538 2012-01-27 Michael Eager <eager@eagercon.com>
5540 * config/microblaze.c (microblaze_emit_compare): Correct
5541 test after pcmp instruction.
5543 2012-01-27 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/52020
5546 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5548 2012-01-27 Richard Guenther <rguenther@suse.de>
5550 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5551 function non-const/pure.
5553 2012-01-27 Richard Guenther <rguenther@suse.de>
5555 PR tree-optimization/50444
5556 * tree-sra.c (build_ref_for_offset): Properly adjust the
5557 MEM_REF type for unaligned accesses.
5559 2012-01-27 Richard Guenther <rguenther@suse.de>
5561 PR tree-optimization/50444
5562 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5563 (expand_assignment): Use it. Properly handle misaligned
5564 bases when expanding stores to component references.
5565 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5568 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5571 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5572 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5573 * tree-data-ref.c (find_data_references_in_loop): Make static.
5574 (compute_all_dependences): Change return type to bool. Bail out
5575 for too many datarefs in a loop. Move the hunk resetting the data
5576 dependences vector from ...
5577 (compute_data_dependences_for_loop): ... here. Account for
5578 compute_all_dependences returning false.
5579 (compute_data_dependences_for_bb): Likewise.
5580 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5581 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5583 2012-01-27 Richard Guenther <rguenther@suse.de>
5586 * expr.c (store_field): Use the alias-set of the scratch memory
5589 2012-01-27 Tom de Vries <tom@codesourcery.com>
5591 PR tree-optimization/51990
5592 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5594 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5596 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5599 * var-tracking.c (reverse_op): Don't add any reverse operation
5600 if V already has any constant locations.
5602 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5604 * doc/invoke.texi: Correct usage of "command line" (noun)
5605 vs "command-line" (adjective) throughout.
5607 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5609 * doc/invoke.texi (Language Independent Options): Move
5610 -Wcoverage-mismatch blurb from here....
5611 (Warning Options): ...to here.
5613 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5615 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5616 Set rs6000_always_hint to false for 476.
5618 2012-01-27 Matthias Klose <doko@ubuntu.com>
5620 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5622 * incpath.c (add_standard_paths): Likewise.
5624 2012-01-27 Richard Henderson <rth@redhat.com>
5626 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5627 * config/m68k/sync.md (atomic_test_and_set): Rename from
5628 sync_test_and_setqi and adjust the operands.
5629 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5630 and unconditionally enable.
5632 2012-01-27 Richard Henderson <rth@redhat.com>
5634 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5635 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5636 (ldstub): Rename from ldstubqi.
5637 (ldstub<I24MODE>): Remove.
5639 2012-01-27 Richard Henderson <rth@redhat.com>
5641 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5642 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5643 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5644 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5645 * doc/tm.texi: Rebuild.
5647 2012-01-27 Richard Henderson <rth@redhat.com>
5649 * optabs.c (gen_atomic_test_and_set): Remove default.
5650 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5652 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5654 PR rtl-optimization/51978
5655 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5656 (combine_reaching_defs): Likewise.
5657 (struct re_info): Remove.
5658 (add_removable_extension): Remove x and data arguments,
5659 add insn, insn_list and def_map. Use the arguments directly
5660 instead of using struct re_info.
5661 (find_removable_extensions): Don't call add_removable_extension
5662 through note_stores, instead just call it with single_set
5664 (find_and_remove_re): Pass curr_cand->expr instead of
5665 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5667 2012-01-26 Michael Matz <matz@suse.de>
5669 PR tree-optimization/46590
5670 * cfgexpand.c: Revert last change (r183305).
5671 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5673 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5674 checking for emptiness.
5676 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5679 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5680 non-addressable non-BLKmode base correctly.
5682 2012-01-26 Michael Matz <matz@suse.de>
5684 PR tree-optimization/48794
5685 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5686 regions referenced from RESX/EH_DISPATCH.
5688 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5690 * config/s390/s390.h: Make BRANCH_COST an option.
5691 * config/s390/s390.opt: New option -mbranch-cost.
5693 2012-01-26 Richard Henderson <rth@redhat.com>
5695 Revert 2012-01-24 change:
5696 * trans-mem.c (requires_barrier): Do not instrument thread local
5697 variables and emit save/restore for them.
5699 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5702 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5705 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5707 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5710 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5713 Rename __pgm to __flash.
5714 Rename __pgm1 to __flash1.
5715 Rename __pgm2 to __flash2.
5716 Rename __pgm3 to __flash3.
5717 Rename __pgm4 to __flash4.
5718 Rename __pgm5 to __flash5.
5719 Rename __pgmx to __memx.
5720 * doc/extend.texi (AVR Named Address Spaces)
5721 Rename address space names as indicated above.
5722 * config/avr/avr.c (avr_addrspace): Ditto.
5724 * config/avr/avr-protos.h
5725 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5726 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5727 * config/avr/predicates.md: Ditto.
5728 * config/avr/avr.c Ditto, and
5729 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5730 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5732 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5733 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5734 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5735 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5736 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5737 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5738 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5739 * config/avr/avr.c: Ditto.
5740 * config/avr/avr.md: Ditto.
5742 2012-01-25 Jason Merrill <jason@redhat.com>
5745 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5747 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5749 PR tree-optimization/51987
5750 * tree-data-ref.c (get_references_in_stmt): Handle references in
5751 non-volatile GIMPLE_ASM.
5753 2012-01-25 Richard Guenther <rguenther@suse.de>
5755 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5756 bases are dereferenced.
5758 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5760 PR rtl-optimization/48374
5761 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5763 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5765 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5766 compute_data_dependences_for_loop returns false.
5767 * tree-parloops.c (loop_parallel_p): Likewise.
5769 2012-01-25 Richard Guenther <rguenther@suse.de>
5771 * tree.h (get_pointer_alignment_1): Declare.
5772 * builtins.c (get_pointer_alignment_1): New function.
5773 (get_pointer_alignment): Use it.
5775 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5777 PR rtl-optimization/48308
5778 * combine.c (enum undo_kind): Add UNDO_LINKS.
5779 (struct undo): Add member l to other_contents and where.
5780 (do_SUBST_LINK): New.
5782 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5783 (undo_all): Handle UNDO_LINKS.
5785 2012-01-25 Richard Henderson <rth@redhat.com>
5787 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5790 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5792 * optabs.c (gen_atomic_test_and_set): Use each argument.
5794 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5796 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5797 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5798 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5799 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5800 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5801 TARGET_PAIRED_SINGLE_FLOAT.
5803 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5805 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5806 (in_struct, return_val): Remove MEM documentation.
5807 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5808 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5809 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5811 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5812 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5813 * expr.c (store_field): Likewise.
5814 * function.c (assign_stack_temp_for_type): Likewise.
5815 * ifcvt.c (noce_try_cmove_arith): Likewise.
5816 * reload1.c (reload): Likewise.
5817 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5818 (alpha_set_memflags): Likewise.
5819 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5821 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5823 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5825 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5826 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5827 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5829 * cselib.c (cselib_rtx_varies_p): Delete.
5830 (cselib_invalidate_mem): Update call to canon_true_dependence.
5831 * dse.c (record_store, check_mem_read_rtx): Likewise.
5832 (scan_reads_nospill): Likewise.
5833 * cse.c (check_dependence): Likewise.
5834 (cse_rtx_varies_p): Delete.
5835 * expr.c (safe_from_p): Update call to true_dependence.
5836 * ira.c (validate_equiv_mem_from_store): Likewise.
5837 (memref_referenced_p): Likewise.
5838 * postreload-gcse.c (find_mem_conflicts): Likewise.
5839 * sched-deps.c (sched_analyze_2): Likewise.
5840 * store-motion.c (load_kills_store): Likewise.
5841 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5842 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5843 (compute_transp): Update call to canon_true_dependence.
5845 2012-01-25 Richard Henderson <rth@redhat.com>
5847 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5848 (maybe_emit_atomic_test_and_set): New.
5849 (expand_sync_lock_test_and_set): Use it.
5850 (expand_atomic_test_and_set): Likewise.
5851 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5852 the implementation; clarify implementation defined details.
5853 * doc/md.texi (atomic_test_and_set): Document.
5855 2012-01-25 Richard Henderson <rth@redhat.com>
5857 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5859 2012-01-25 Richard Henderson <rth@redhat.com>
5862 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5863 to effect no-op split.
5865 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5868 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5869 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5870 (BT_FN_VOID_PTR_INT_SIZE): New.
5871 (BT_FN_UINT_UINT_VAR): Remove.
5872 (BT_FN_UINT32_UINT32_VAR): New.
5873 (BT_FN_DOUBLE_VPTR): Remove.
5874 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5876 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5877 (_ITM_changeTransactionMode): Same.
5878 (_ITM_memmoveRtWt): Change return type to void.
5879 (_ITM_memcpyRtWt): Same.
5880 (_ITM_memsetW): Same.
5881 (_ITM_RaRD): Change types to double.
5886 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5888 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5889 Patrick Marlier <patrick.marlier@gmail.com>
5891 * trans-mem.c (requires_barrier): Do not instrument thread local
5892 variables and emit save/restore for them.
5894 2012-01-24 Jason Merrill <jason@redhat.com>
5897 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5898 output static aliases.
5900 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5903 * common.opt (-pie, -shared, pie, shared): Change from Common to
5905 * gcc.c (display_help): Display help for -pie and -shared.
5907 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5910 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5911 Remove note on size/offset limitation.
5912 (AVR Variable Attributes): Add example how to read data located
5913 with progmem. Refer to named address spaces.
5914 * doc/invoke.texi (AVR Options): Fix typo.
5916 2012-01-24 Richard Guenther <rguenther@suse.de>
5918 Forward-port to trunk
5919 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5922 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5923 op0 isn't sufficiently aligned and there is movmisalignM
5924 insn for mode, use it to load op0 into a temporary register.
5926 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5929 * target.def (const_not_ok_for_debug_p): New hook.
5930 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5932 * doc/tm.texi: Regenerated.
5933 * dwarf2out.c (const_ok_for_output_1): If
5934 targetm.const_not_ok_for_debug_p returns true, fail.
5935 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5937 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5939 2012-01-23 Kai Tietz <ktietz@redhat.com>
5942 * config/i386/predicates.md (symbolic_operand): Allow
5943 UNSPEC_PCREL as PIC expression for lea.
5944 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5945 * config/i386/i386.c (ix86_delegitimize_address): Handle
5946 UNSPEC_PCREL for none-MEM, too.
5948 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5950 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5951 (ipa_tm_create_version_alias): Same.
5953 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5956 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5957 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5959 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5960 Patrick Marlier <patrick.marlier@gmail.com>
5961 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5964 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5965 simple_object_start_read.
5967 2012-01-23 Richard Guenther <rguenther@suse.de>
5970 PR tree-optimization/51895
5971 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5972 parameter decomposition into BLKmode components.
5974 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5976 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5977 fake variables for restrict-qualified pointers whose pointed-to type
5978 contains a placeholder.
5980 2012-01-23 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/51949
5983 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5985 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5987 PR rtl-optimization/51933
5988 * ree.c (transform_ifelse): Return true right away if dstreg is
5989 already wider or equal to cand->mode.
5990 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5991 (make_defs_and_copies_lists): Remove defs_list and copies_list
5992 arguments, add state argument, just truncate state->work_list
5993 instead of always allocating and freeing the vector. Assert that
5994 get_defs succeeds instead of returning 2. Changed return type to bool.
5995 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5996 have ext_src_mode, see if it has been modified already with the
5997 right kind of extension and has been extended before from the
5998 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5999 just return true. Remember the original mode in state->modified array.
6000 (combine_reaching_defs): Add state argument. Don't allocate and
6001 free here def_list, copied_list and vec vectors, instead just
6002 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6003 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6004 Add state variable, clear vectors in it, initialize state.modified
6005 if needed. Free all the vectors at the end and state.modified too.
6006 Don't skip a candidate if the extension expression has been modified.
6008 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6011 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6012 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6013 (extra_options) interix.opt -> i386/interix.opt"
6014 (extra_objs):Add winnt-stubs.o
6015 * configure.ac: Add interix to target_os .comm on PE check.
6016 * configure: Regenerate.
6017 * config/interix3.h: Delete and move bits to..
6018 * config/interix.h: Delete and move bits to..
6019 * config/i386/i386-interix3.h: Delete and move bits to..
6020 * config/i386/i386-interix.h: ..here.
6021 (TARGET_CPU_DEFAULT): Remove redefinition.
6022 (TARGET_ASM_CONSTRUCTOR): Undefine.
6023 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6024 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6025 (PTRDIFF_TYPE): Define.
6026 (LONG_DOUBLE_TYPE_SIZE): Define.
6027 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6028 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6029 (TARGET_SECTION_TYPE_FLAGS): Define.
6030 (ASM_DECLARE_FUNCTION_NAME): Define.
6031 (ASM_OUTPUT_EXTERNAL): Define.
6032 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6033 (ASM_OUTPUT_ALIGNED_BSS): Define.
6034 (PCC_BITFIELD_TYPE_MATTERS): Define.
6035 (USE_CONST_SECTION): Define.
6036 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6037 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6038 (SUPPORTS_ONE_ONLY): Remove.
6039 (I386_PE_STRIP_ENCODING): Define.
6040 * config/interix.opt: Delete and move bits to..
6041 * config/i386/interix.opt: ..here. New.
6042 (mpe-aligned-commons): Add.
6043 * config/i386/t-interix: Add copyright header.
6044 (winnt-stubs.o): Add rule.
6046 2012-01-22 Jason Merrill <jason@redhat.com>
6049 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6050 for extra name aliases.
6052 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6054 PR rtl-optimization/51924
6055 * ree.c (combine_set_extension): Improve debugging message.
6056 (combine_reaching_defs): Likewise.
6057 (get_defs): Rename confusingly named variable.
6058 (find_and_remove_re): Skip a candidate if the extension expression has
6061 2012-01-21 Robert Millan <rmh@gnu.org>
6062 Gerald Pfeifer <gerald@pfeifer.com>
6064 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6065 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6067 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6069 PR tree-optimization/51914
6070 * tree-vect-stmts.c (vectorizable_conversion): For
6071 cvt_type && modifier == WIDEN, put temporary with cvt_type
6072 at the beginning of vec_dsts and set vec_dest to temporary
6075 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6077 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6079 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6081 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6082 * config/rs6000/rs6000.c: Likewise.
6084 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6087 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6088 output_move_double on a copy of operands array.
6090 2012-01-20 Cary Coutant <ccoutant@google.com>
6091 Dodji Seketeli <dodji@redhat.com>
6094 * dwarf2out.c (copy_declaration_context): Return ref to parent
6095 of declaration DIE, if necessary.
6096 (remove_child_or_replace_with_skeleton): Add new parameter; update
6097 caller. Place skeleton DIE under parent DIE of original declaration.
6098 Move call to copy_declaration_context to here ...
6099 (break_out_comdat_types): ... from here.
6101 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6103 PR rtl-optimization/51856
6104 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6107 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6110 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6111 hints for neon loads and stores.
6113 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6117 * doc/extend.texi (Named Address Spaces): Split into subsections.
6118 (AVR Named Address Spaces): New subsection.
6119 (M32C Named Address Spaces): New subsection.
6120 (RL78 Named Address Spaces): New subsection.
6121 (SPU Named Address Spaces): New subsection.
6122 (Variable Attributes): New anchor "AVR Variable Attributes".
6123 (AVR Variable Attributes): Rewrite and avoid wording
6124 "address space" in this context.
6125 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6126 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6127 (AVR Built-in Macros): New subsubsection therein.
6128 * doc/md.texi (AVR constraints): Remove "C04", "R".
6130 2012-01-20 Richard Guenther <rguenther@suse.de>
6132 PR tree-optimization/51903
6133 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6134 when removing stmts.
6136 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6139 * config/arm/arm.c (arm_load_pic_register): Use
6140 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6141 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6142 (arm_pic_static_addr): Likewise.
6143 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6144 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6145 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6146 (pic_load_addr_unified): New.
6148 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6151 * function.c (instantiate_virtual_regs_in_insn): Use
6152 delete_insn_and_edges when removing a wrong asm insn.
6154 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6156 PR rtl-optimization/40761
6157 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6158 Add new member loop_num.
6159 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6160 (ira_build): Remove the parameter.
6162 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6163 (ira.c): Do not build CFG loops for one region allocation. Remove
6164 argument from ira_build call.
6166 * ira-build.c (init_loop_tree_node): New function.
6167 (create_loop_tree_nodes): Use it. Separate the case when CFG
6168 loops are not built.
6169 (more_one_region_p): Check current_loops.
6170 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6172 (add_loop_to_tree): Process loop equal to NULL too.
6173 (form_loop_tree): Separate the case when CFG loops are not built.
6174 Use explicitly number for the root.
6175 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6177 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6178 instead of loop->num.
6179 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6180 (mark_all_loops_for_removal): Ditto.
6181 (remove_unnecessary_regions): Separate the case when CFG loops
6183 (ira_build): Remove the parameter. Use explicit number of regions
6184 when CFG loops are not built.
6186 * ira-color.c (print_loop_title): Separate the case for the root node.
6187 Use loop_num instead of loop->num.
6188 (move_spill_restore): Use loop_num instead of loop->num.
6190 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6191 (change_loop): Ditto.
6192 (change_loop): Use loop_num instead of loop->num.
6194 * ira-lives.c (process_bb_node_lives): Ditto.
6196 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6198 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6200 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6203 * tree-mudflap.c (mf_artificial): New function.
6204 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6205 mx_register_decls, mudflap_enqueue_decl): Use it.
6208 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6209 numbers in the insn pattern.
6211 2012-01-19 Michael Matz <matz@suse.de>
6213 PR tree-optimization/46590
6214 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6215 use it in remembering which conflicts we already created.
6216 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6219 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6222 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6223 (merge_and_complain): Same.
6225 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6228 * config/initfini-array.h: Guard content of the header
6229 with #ifdef HAVE_INITFINI_ARRAY.
6230 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6231 Add initfini-array.h to tm_file here.
6232 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6233 * config.gcc: Don't add initfini-array.h to tm_file here.
6234 * configure: Regenerated.
6236 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6238 PR rtl-optimization/51505
6239 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6240 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6241 (df_note_bb_compute): Update the call to df_kill_notes.
6243 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6245 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6247 2012-01-18 Richard Guenther <rguenther@suse.de>
6249 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6250 of conversions to void *.
6252 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6253 Richard Sandiford <rdsandiford@googlemail.com>
6257 * optabs.h (simplify_expand_binop): Declare.
6258 * optabs.c (simplify_expand_binop): Make global.
6259 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6260 endian targets if the source cannot be exactly covered by word
6263 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6266 * hard-reg-set.h (struct hard_reg_set_container): New type.
6267 * target.h (struct hard_reg_set_container): Forward declare.
6268 * target.def (set_up_by_prologue): New target hook.
6269 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6270 * doc/tm.texi: Regenerated.
6271 * function.c (thread_prologue_and_epilogue_insns): Change
6272 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6273 Call targetm.set_up_by_prologue on it.
6274 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6275 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6277 2012-01-17 Nick Clifton <nickc@redhat.com>
6279 * config/rx/rx.c (rx_can_use_simple_return): New function.
6280 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6281 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6283 2012-01-17 Richard Guenther <rguenther@suse.de>
6286 * expr.c (expand_assignment): Take address-space information
6287 from the address operand of MEM_REF and TARGET_MEM_REF.
6288 (expand_expr_real_1): Likewise.
6290 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6292 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6293 reload dump is requested.
6295 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6298 * trans-mem.c (requires_barrier): Call may_be_aliased.
6300 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6302 PR tree-optimization/51877
6303 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6304 call arguments and fndecls compare equal, instead return false if they
6305 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6306 both SSA_NAMEs that are valueized the same, or they satisfy
6309 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6311 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6313 * configure: Regenerate.
6315 2012-01-16 Jan Hubicka <jh@suse.cz>
6319 * convert.c (convert_to_integer): Use fold_convert for
6320 converting an INTEGER_CST to integer type.
6322 2012-01-16 Jason Merrill <jason@redhat.com>
6325 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6327 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6330 * config/s390/s390.c (s390_chunkify_start): Don't skip
6331 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6332 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6333 If insn is followed by NOTE_INSN_VAR_LOCATION or
6334 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6335 Don't use location of note insns.
6337 PR tree-optimization/51865
6338 * tree-inline.c (tree_function_versioning): Call remap_decl
6339 on DECL_RESULT whenever it has VOID_TYPE_P type.
6341 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6343 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6344 for calls to locally-binding MIPS16 functions if only the return
6345 type uses float regs.
6347 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6348 Richard Sandiford <rdsandiford@googlemail.com>
6350 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6351 (SYMBOL_32_HIGH): Likewise.
6352 (mips_output_tls_reloc_directive): Declare.
6353 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6354 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6355 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6356 (mips_lo_relocs, mips_hi_relocs): Make extern.
6357 (mips16_stub_function): Move up file.
6358 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6359 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6360 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6361 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6362 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6363 (mips_get_tp): Add MIPS16 support.
6364 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6365 Generalize DTPREL and TPREL handling.
6366 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6367 Add MIPS16 TLS support.
6368 (mips_output_tls_reloc_directive): New function.
6369 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6370 * config/mips/predicates.md (symbolic_operand_with_high)
6371 (tls_reloc_operand): New predicates.
6372 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6373 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6374 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6375 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6376 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6377 (*tls_get_tp_mips16_call_<mode>): Likewise.
6379 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6381 PR rtl-optimization/51821
6382 * recog.c (peep2_find_free_register): Determine clobbered registers
6385 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6388 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6389 * config/avr/avr.c: Likewise.
6390 * config/avr/avr.h: Likewise.
6392 2012-01-13 Ian Lance Taylor <iant@google.com>
6395 * tree.h (TYPE_QUALS): Add cast to int.
6396 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6398 2012-01-13 Ian Lance Taylor <iant@google.com>
6400 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6401 comparing param_index to VEC_length result.
6403 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6405 * c-decl.c: Do not include tree-mudflap.h
6406 * tree-optimize.c: Likewise.
6407 * Makefile.in: Update dependencies.
6409 2012-01-13 Richard Guenther <rguenther@suse.de>
6412 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6413 variable-sized result always use RSO.
6415 2012-01-12 DJ Delorie <dj@redhat.com>
6417 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6418 pointer type, not just the default pointer type.
6420 2012-01-09 Richard Henderson <rth@redhat.com>
6421 Denis Chertykov <chertykov@gmail.com>
6424 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6425 * config/avr/avr.c (avr_can_eliminate): Simplify.
6426 (avr_initial_elimination_offset): Likewise.
6427 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6428 (expand_epilogue): Likewise.
6429 (avr_legitimize_address): Gut.
6430 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6431 (avr_hard_regno_nregs): New.
6432 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6433 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6434 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6435 add soft frame pointer.
6436 (CALL_USED_REGISTERS): Likewise.
6437 (REG_CLASS_CONTENTS): Likewise.
6438 (REGISTER_NAMES): Likewise.
6439 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6440 (HARD_FRAME_POINTER_REGNUM): New.
6441 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6442 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6443 remove the HARD_FRAME_POINTER self-elimination.
6445 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6448 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6449 DECL_EXTERNAL when checking for initializers of progmem variables.
6451 2012-01-12 Ira Rosen <irar@il.ibm.com>
6453 PR tree-optimization/51799
6454 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6455 that the last operation is a type demotion.
6457 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6459 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6460 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6462 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6465 * combine.c (distribute_notes): If i3 is a noreturn call,
6466 allow old_size to be equal to args_size and make sure the
6467 noreturn call gets REG_ARGS_SIZE note.
6468 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6469 on noreturn calls even when the delta is 0.
6471 2012-01-11 Nathan Sidwell <nathan@acm.org>
6473 * gcov.c (STRING_SIZE): Remove.
6474 (generate_results): Erase annotations for source files with no
6475 coverage information.
6477 (output_lines): Use it.
6479 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6481 * gimple.h (gimplify_body): Remove first argument.
6482 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6483 pointer set here, instead just pass DATA to walk_tree.
6484 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6485 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6486 (unvisit_body): Likewise, but with unmark_visited.
6487 (gimplify_body): Remove BODY_P argument and adjust.
6488 (gimplify_function_tree): Adjust call to gimplify_body.
6489 * omp-low.c (finalize_task_copyfn): Likewise.
6491 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6493 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6494 (build_function_type_skip_args): Delete.
6495 * tree.c (build_function_type_skip_args): Make static and add
6496 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6497 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6498 pass it to build_function_type_skip_args.
6499 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6500 (tree_function_versioning): Likewise.
6501 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6502 build_function_decl_skip_args.
6503 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6504 and pass it to build_function_decl_skip_args/tree_function_versioning.
6505 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6506 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6507 * trans-mem.c (ipa_tm_create_version): Likewise.
6508 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6509 * tree-inline.c (declare_return_variable): Remove always-true test.
6510 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6511 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6512 * ipa-split.c (split_function): Skip the return value for the split
6513 part if it doesn't return.
6515 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6517 PR tree-optimization/49642
6518 * ipa-split.c (forbidden_dominators): New variable.
6519 (check_forbidden_calls): New function.
6520 (dominated_by_forbidden): Likewise.
6521 (consider_split): Check for forbidden dominators.
6522 (execute_split_functions): Initialize and free forbidden
6523 dominators info; call check_forbidden_calls.
6525 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6527 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6529 2012-01-11 Nick Clifton <nickc@redhat.com>
6531 * config/rx/rx.md (return): Define pattern.
6533 2012-01-11 Richard Guenther <rguenther@suse.de>
6535 * doc/extend.texi (malloc attribute): Adjust according to
6538 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6539 Patrick Marlier <patrick.marlier@gmail.com>
6542 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6543 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6544 (ipa_tm_note_irrevocable): Same.
6545 (ipa_tm_scan_irr_block): Same.
6546 (ipa_tm_decrement_clone_counts): Same.
6547 (ipa_tm_scan_irr_function): Same.
6548 (ipa_tm_create_version_alias): Same.
6549 (ipa_tm_create_version): Same.
6550 (ipa_tm_transform_calls_redirect): Same.
6551 (ipa_tm_transform_calls): Same.
6552 (ipa_tm_transform_transaction): Same.
6553 (ipa_tm_execute): Same.
6555 2012-01-10 Richard Guenther <rguenther@suse.de>
6558 * opts.c (common_handle_option): Handle -Werror.
6560 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6562 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6565 2012-01-10 Jason Merrill <jason@redhat.com>
6567 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6570 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6572 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6573 supports R_386_TLS_GD_PLT reloc.
6574 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6575 supports R_386_TLS_LDM_PLT reloc.
6576 * configure: Regenerate.
6577 * config.in: Regenerate.
6579 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6582 Extend __pgmx semantics to linearize memory.
6583 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6584 determine if code comes inline or from libgcc.
6585 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6586 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6587 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6588 (movmemx_qi, movmemx_hi): New insns.
6589 (xload_<mode>_libgcc): Rewrite to new insn condition.
6590 (xload_<mode>): Remove insns.
6591 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6592 cases that don't satisfy avr_xload_libgcc_p().
6593 (avr_addr_space_convert): Allow converting in any direction.
6594 (avr_addr_space_subset_p): Return always true.
6595 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6596 (avr_emit_movmemhi): Ditto.
6597 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6598 (avr_out_movmem): Ditto.
6599 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6600 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6601 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6602 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6603 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6605 2012-01-10 Richard Guenther <rguenther@suse.de>
6607 PR tree-optimization/50913
6608 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6609 Require data-refs to be representable by Graphite with respect
6612 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6614 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6615 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6617 2012-01-10 Tom de Vries <tom@codesourcery.com>
6619 PR rtl-optimization/51271
6620 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6621 handling annulled branch.
6623 2012-01-10 Richard Henderson <rth@redhat.com>
6625 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6626 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6627 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6628 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6629 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6630 arm_expand_vec_perm_const): New.
6631 * config/arm/arm-protos.h: Update.
6632 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6633 (*neon_vswp<VDQX>): New.
6634 (neon_vcombine<VDX>): Use neon_split_vcombine.
6635 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6636 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6637 (vec_perm<VE>): New.
6639 2012-01-10 Richard Henderson <rth@redhat.com>
6641 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6642 use it if reload_completed.
6643 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6644 arm_output_asm_insn, arm_process_output_memory_barrier,
6645 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6646 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6647 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6648 arm_process_output_sync_insn, arm_output_sync_insn,
6649 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6650 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6651 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6652 (emit_unlikely_jump): New.
6653 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6654 (arm_split_atomic_op): New.
6655 * config/arm/arm-protos.h: Update.
6656 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6657 (struct arm_sync_generator): Remove.
6658 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6659 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6660 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6661 (VUNSPEC_LL, VUNSPEC_SC): New.
6662 (sync_result, sync_memory, sync_required_value, sync_new_value,
6663 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6664 (attr length): Don't use arm_sync_loop_insns.
6665 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6666 (movsfcc, movdfcc): Likewise.
6667 * config/arm/constraints.md (Ua): New.
6668 * config/arm/prediates.md (mem_noofs_operand): New.
6669 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6670 (sync_clobber, sync_t2_reqd): Remove.
6671 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6672 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6673 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6674 (arm_sync_compare_and_swap<SIDI>): Remove.
6675 (arm_sync_compare_and_swap<NARROW>): Remove.
6676 (arm_sync_lock_test_and_set<SIDI>): Remove.
6677 (arm_sync_lock_test_and_set<NARROW>): Remove.
6678 (arm_sync_new_<syncop><SIDI>): Remove.
6679 (arm_sync_new_<syncop><NARROW>): Remove.
6680 (arm_sync_new_nand<SIDI>): Remove.
6681 (arm_sync_new_nand<NARROW>): Remove.
6682 (arm_sync_old_<syncop><SIDI>): Remove.
6683 (arm_sync_old_<syncop><NARROW>): Remove.
6684 (arm_sync_old_nand<SIDI>): Remove.
6685 (arm_sync_old_nand<NARROW>): Remove.
6686 (*memory_barrier): Merge arm_output_memory_barrier.
6687 (atomic_compare_and_swap<QHSD>): New.
6688 (atomic_compare_and_swap<NARROW>_1): New.
6689 (atomic_compare_and_swap<SIDI>_1): New.
6690 (atomic_exchange<QHSD>): New.
6691 (cas_cmp_operand, cas_cmp_str): New.
6692 (atomic_op_operand, atomic_op_str): New.
6693 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6694 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6695 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6696 (arm_load_exclusive<NARROW>): New.
6697 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6698 (arm_store_exclusive<QHSD>): New.
6700 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6702 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6703 reload patterns if -mvsx-scalar-memory.
6705 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6706 generated, even -mno-vsx-scalar-double was used.
6707 (vsx_xscvdpsp_scalar): Likewise.
6708 (vsx_xscvspdp_scalar2): Likewise.
6710 2012-01-09 Tom de Vries <tom@codesourcery.com>
6711 Andrew Pinski <apinski@cavium.com>
6714 * reorg.c (fill_slots_from_thread): Don't speculate
6715 frame-related insns.
6717 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6719 * sched-int.h (bb_note): Move to...
6720 * basic-block.h: ...here.
6721 * haifa-sched.c (bb_note): Move to...
6722 * cfgrtl.c: ...here.
6723 * function.c (next_block_for_reg): New function.
6724 (move_insn_for_shrink_wrap): Likewise.
6725 (prepare_shrink_wrap): Rewrite to use the above.
6727 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6729 * gimple.c (is_gimple_non_addressable): Remove.
6730 * gimple.h: Remove is_gimple_non_addressable.
6731 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6732 is_gimple_non_addressable.
6733 * trans-mem.c (expand_assign_tm): Same.
6735 2012-01-09 Richard Guenther <rguenther@suse.de>
6737 PR tree-optimization/51775
6738 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6739 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6741 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6743 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6745 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6747 2012-01-09 Richard Guenther <rguenther@suse.de>
6749 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6751 2012-01-08 Jan Hubicka <jh@suse.cz>
6753 PR tree-optimize/51680
6754 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6755 on when known_vals needs to be computed; cleanup.
6757 2012-01-08 Jan Hubicka <jh@suse.cz>
6759 PR tree-optimize/51694
6760 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6762 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6764 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6765 for -std=c++98 and -std=c++11 too.
6767 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6769 * cfgloop.c (cancel_loop): Add free() of bbs array.
6771 2012-01-07 Jan Hubicka <jh@suse.cz>
6773 PR tree-optimization/51600
6774 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6775 that benefits small functions.
6777 2012-01-07 Jan Hubicka <jh@suse.cz>
6779 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6781 2012-01-07 Jan Hubicka <jh@suse.cz>
6783 PR tree-optimization/51680
6784 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6785 whose inlining reduce unit size.
6787 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6790 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6791 Add canonical node to containing_mem chain after the non-canonical
6792 one, even if there weren't any locs to propagate.
6793 (remove_useless_values): Keep only canonical values.
6794 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6795 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6796 canonicalize mem_chain elements that are not discarded.
6798 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6801 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6802 before emitting functions.
6804 PR gcov-profile/50127
6805 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6806 clear_aux_for_blocks.
6808 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6811 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6813 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6815 * c-decl.c (ext_block): Moved up.
6816 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6818 2012-01-06 Han Shen <shenhan@google.com>
6820 Translate built-in include paths for sysroot.
6821 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6822 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6824 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6825 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6827 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6828 control whether sysroot should be prepended to gxx include dir.
6830 * configure: Regenerate.
6832 2012-01-06 Torvald Riegel <triegel@redhat.com>
6834 PR rtl-optimization/51771
6835 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6836 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6838 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6840 PR tree-optimization/51315
6841 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6842 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6844 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6847 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6848 for shrp pattern. Correctly handle and fixup shift variable.
6849 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6851 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6854 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6855 note when !ACCUMULATE_OUTGOING_ARGS.
6857 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6859 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6861 (extract_range_from_unary_expr_1): Avoid useless computations.
6863 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6865 PR rtl-optimization/51767
6866 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6867 of jump_block and add an extra edge for degenerated asm gotos.
6870 * stmt.c (check_unique_operand_names): Don't ICE during error
6871 reporting if i is from labels chain.
6874 * profile.c (branch_prob): Split bbs that have exit edge
6875 and need a fake entry edge too.
6877 2012-01-05 Jan Hubicka <jh@suse.cz>
6880 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6883 2012-01-05 Richard Guenther <rguenther@suse.de>
6886 * tree-streamer-out.c (write_ts_optimization): New function.
6887 (streamer_write_tree_body): Call it.
6888 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6889 (streamer_read_tree_body): Call it.
6890 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6892 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6895 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6896 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6897 in_cleanup_point_expr before gimplify_stmt call and restore it
6899 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6900 in_cleanup_point_expr is false.
6902 2012-01-05 Richard Guenther <rguenther@suse.de>
6905 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6907 * toplev.c (process_options): Reject combining mudflap and LTO.
6908 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6910 2012-01-05 Richard Guenther <rguenther@suse.de>
6912 PR tree-optimization/51760
6913 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6915 (bit_value_unop): Handle UNDEFINED operands.
6916 (bit_value_binop): Likewise.
6918 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6920 * config/avr/avr.c (avr_replace_prefix): Remove.
6921 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6922 (avr_asm_function_rodata_section): Ditto.
6923 (avr_asm_select_section): Ditto.
6925 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6927 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6930 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6933 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6934 calls that have any non-fake successor edges.
6937 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6939 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6941 PR tree-optimization/51624
6942 * tree-sra.c (build_ref_for_model): When replicating a chain of
6943 COMPONENT_REFs, stop as soon as the offset would become negative.
6945 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6948 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6949 in .debug_loc on the floor.
6951 2012-01-04 Andrew Pinski <apinski@cavium.com>
6953 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6955 2012-01-04 Andrew Pinski <apinski@cavium.com>
6956 Adam Nemet <anemet@caviumnetworks.com>
6958 * config/mips/mips.md (size): Add SI and DI.
6959 (SIZE): New mode attribute.
6960 (U): New code attribute.
6961 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6962 (mips_lbux_<mode>): Delete.
6963 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6964 (mips_lhx): Use gen_mips_lhx_extsi.
6965 (mips_lhx_<mode>): Delete.
6967 (mips_l<size>x): New expand.
6968 (mips_lwx_<mode>): Delete.
6969 (mips_l<GPR:size>x_<P:mode>): New pattern.
6970 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6971 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6972 * config/mips/mips.c (mips_lx_address_p): New function.
6973 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6974 (dsp64): New availability predicate.
6975 (mips_builtins): Add an entry for __builtin_mips_ldx.
6976 * config/mips/mips.h (ISA_HAS_LBX): New define.
6977 (ISA_HAS_LBUX): Likewise.
6978 (ISA_HAS_LHX): Likewise.
6979 (ISA_HAS_LHUX): Likewise.
6980 (ISA_HAS_LWX): Likewise.
6981 (ISA_HAS_LWUX): Likewise.
6982 (ISA_HAS_LDX): Likewise.
6983 * doc/extend.texi (__builtin_mips_ldx): Document.
6985 2012-01-04 Tristan Gingold <gingold@adacore.com>
6987 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6988 when long pointers are used.
6989 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6990 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6991 (ia64-hp-*vms*): Remove.
6992 * config/vms/xm-vms64.h: Delete.
6994 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6997 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6999 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7001 * opts.c (finish_options): Remove duplicate sorry.
7003 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7006 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7009 2012-01-04 Richard Guenther <rguenther@suse.de>
7012 * tree.c (size_low_cst): New function.
7013 * tree.h (size_low_cst): Declare.
7014 * fold-const.c (fold_comparison): Use it to extract the low
7015 part of the POINTER_PLUS_EXPR offset.
7017 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7019 Fix clearing ZERO_REG
7020 * config/avr/avr.md (cc): Add alternative "ldi".
7021 (movqi_insn): Use it in cc attribute.
7022 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7023 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7024 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7026 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7028 * configure: Regenerate.
7030 2012-01-04 Richard Guenther <rguenther@suse.de>
7032 PR tree-optimization/49651
7033 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7034 (var_can_have_subvars): Use it.
7035 (get_constraint_for_1): Only consider subfields if there can be any.
7037 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7040 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7041 to its new canonical_cselib_val and the cselib_val was in
7042 first_containing_mem chain, but the canonical_cselib_val was not,
7043 add the latter into the chain.
7044 (cselib_invalidate_mem): Compare canonical_cselib_val of
7045 addr_list chain elt with v.
7048 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7049 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7051 (output_macinfo_op): Don't ggc_strdup fd->filename.
7052 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7053 then ggc_strdup it. Don't free inc->info or cur->info.
7054 (output_macinfo): Don't free ref->info or file->info.
7056 2012-01-03 Ira Rosen <irar@il.ibm.com>
7058 PR tree-optimization/51269
7059 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7060 first_niters a pointer.
7061 (slpeel_tree_peel_loop_to_edge): Likewise.
7062 (vect_do_peeling_for_loop_bound): Update call to
7063 slpeel_tree_peel_loop_to_edge.
7064 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7065 here. Remove it from the parameters list.
7066 (vect_do_peeling_for_alignment): Update calls and compute
7069 2012-01-03 Richard Guenther <rguenther@suse.de>
7071 PR tree-optimization/51070
7072 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7073 Properly handle calls.
7075 2012-01-03 Richard Guenther <rguenther@suse.de>
7077 PR tree-optimization/51692
7078 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7079 the LHS of allocation stmts.
7081 2012-01-03 Olivier Hainque <hainque@adacore.com>
7083 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7085 2012-01-03 Olivier Hainque <hainque@adacore.com>
7087 * collect2.c (main): In AIX specific computations for vector
7088 insertions, use CONST_CAST2 to cast from char ** to const char **.
7090 2012-01-03 Richard Guenther <rguenther@suse.de>
7093 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7094 the context of a limbo DIE when it does not already exist.
7096 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7098 PR tree-optimization/51719
7099 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7100 but direct call is, clear direct call's lhs and don't add fallthrough
7101 edge from dcall_bb to join_bb and PHIs.
7103 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7105 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7106 the instructions emitted by the pattern.
7107 ("*TDC_insn_<mode>"): Add comment.
7109 2012-01-03 Richard Guenther <rguenther@suse.de>
7112 * fold-const.c (fold_comparison): Properly canonicalize
7113 tree offset and HOST_WIDE_INT bit position.
7115 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7117 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7118 operands for extzv pattern.
7120 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7123 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7126 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7128 * doc/invoke.texi (-flto and related options): Copy-edit.
7130 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7132 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7134 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7136 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7139 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7141 * expr.h (move_by_pieces_ninsns): Declare.
7142 * expr.c (move_by_pieces_ninsns): Make external.
7143 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7144 (mips_store_by_pieces_p): Likewise.
7145 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7146 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7147 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7148 (mips_store_by_pieces_p): Likewise.
7150 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7152 * passes.c (register_one_dump_file): Free full_name.
7154 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7155 (calculate_elim_costs_all_insns): Free offsets_at and
7156 offsets_known_at at the end and clear the pointers.
7158 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7160 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7161 this option introduced in r180739.
7163 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7166 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7167 (tmake_file target=avr): Add avr/t-multilib.
7169 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7170 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7171 * config/avr/genmultilib.awk: New file.
7172 * config/avr/t-multilib: New auto-generated file.
7173 * config/avr/multilib.h: New auto-generated file.
7174 * config/avr/t-avr (AVR_MCUS): New variable.
7175 (genopt.sh): Use it.
7176 (s-mlib): Depend on t-multilib.
7177 (t-multilib, multilib.h): New dependencies.
7178 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7179 (MULTILIB_OPTIONS): Remove.
7180 (MULTILIB_MATCHES): Remove.
7181 (MULTILIB_DIRNAMES): Remove.
7182 (MULTILIB_EXCEPTIONS): Remove:
7183 * config/avr/genopt.sh: Don't use hard coded file name;
7184 pass AVR_MCUS from t-avr instead.
7186 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7188 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7190 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7192 Implement light-weight DImode support.
7193 * config/avr/avr-dimode.md: New file.
7194 * config/avr/avr.md: Include it.
7195 (adjust_len): Add plus64, compare64.
7196 (HIDI): Remove code iterator.
7197 (code_stdname): New code attribute.
7198 (rotx, rotsmode): Remove DI.
7199 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7201 * config/avr/avr-protos.h (avr_have_dimode): New.
7202 (avr_out_plus64, avr_out_compare64): New.
7203 * config/avr/avr.c (avr_out_compare): Handle DImode.
7204 (avr_have_dimode): New variable definition and initialization.
7205 (avr_out_compare64, avr_out_plus64): New functions.
7206 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7207 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7208 (avr_compare_pattern): Skip DImode comparisons.
7210 2012-01-02 Revital Eres <revital.eres@linaro.org>
7212 * ddg.c (def_has_ccmode_p): New function.
7213 (add_cross_iteration_register_deps,
7214 create_ddg_dep_from_intra_loop_link): Call it.
7216 2012-01-02 Richard Guenther <rguenther@suse.de>
7219 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7221 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7223 * gcc.c (process_command): Update copyright notice dates.
7224 * gcov.c (print_version): Likewise.
7225 * gcov-dump.c (print_version): Likewise.
7226 * mips-tfile.c (main): Likewise.
7227 * mips-tdump.c (main): Likewise.
7229 2012-01-01 Ira Rosen <irar@il.ibm.com>
7231 PR tree-optimization/51704
7232 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7233 a use is inside the basic block or loop before accessing its vect info.
7235 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7237 PR rtl-optimization/51069
7238 * cfgloopmanip.c (remove_path): Removing path making irreducible
7239 region unconditional makes BB part of the region.
7241 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7243 PR tree-optimization/51683
7244 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7245 calls with side-effects.
7246 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7248 Copyright (C) 2012 Free Software Foundation, Inc.
7250 Copying and distribution of this file, with or without modification,
7251 are permitted in any medium without royalty provided the copyright
7252 notice and this notice are preserved.