1 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
3 Backport from mainline:
4 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
5 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
9 (musermode): Convert to Var(TARGET_USERMODE).
10 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
11 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
12 * config/sh/sh.c (sh_option_override): Use
13 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
14 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
16 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
18 (udivsi3_i4_single, divsi3_i4_single): Use
19 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
20 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
21 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
22 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
23 (SUBTARGET_OVERRIDE_OPTIONS): New.
25 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
27 Backport from mainline:
28 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
30 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
31 to m2a-single instead of m2e.
33 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
36 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
39 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
42 * config/i386/i386.c (init_cumulative_args): Also set
43 cum->callee_return_avx256_p.
44 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
45 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
47 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
48 callee_return_avx256_p.
50 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
52 Backport from mainline:
53 2012-12-04 Ian Lance Taylor <iant@google.com>
55 * godump.c (find_dummy_types): Output a dummy type if we couldn't
58 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
61 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
62 (PLUS_EXPR): Likewise.
63 * doc/cppopts.texi (--help): Likewise.
64 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
65 (-fdump-rtl-cprop_hardreg): Likewise.
66 (-fdump-rtl-csa): Likewise.
67 (-fdump-rtl-dce): Likewise.
68 (-fdump-rtl-dbr): Likewise.
69 (-fdump-rtl-into_cfglayout): Likewise.
70 (-fdump-rtl-outof_cfglayout): Likewise.
72 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
75 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
76 (arm_print_operand, case 'S'): Don't use shift_operator to validate
79 2013-03-14 Seth LaForge <sethml@google.com>
82 Backport from mainline
83 2012-10-22 Julian Brown <julian@codesourcery.com>
85 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
86 VFP D registers in big-endian mode.
88 2013-03-08 Joey Ye <joey.ye@arm.com>
90 Backport from mainline
91 2013-03-06 Joey Ye <joey.ye@arm.com>
94 * gcc.c (convert_white_space): New function.
95 (main): Handles white space in function name.
97 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
99 Backport from mainline
100 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
103 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
104 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
105 to SH_DIV_CALL_TABLE for TARGET_SH2.
106 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
108 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
109 mdiv= call-div1, call-fp, call-table options.
111 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
113 * config.gcc (arm*-*-rtemself*): New.
114 (arm*-*-rtems*): Removed.
115 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
116 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
118 2013-03-01 Richard Biener <rguenther@suse.de>
120 Backport from mainline
121 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
123 PR tree-optimization/55481
124 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
125 back to general rewriting if we cannot leave an original biv
128 2013-03-01 Richard Biener <rguenther@suse.de>
130 Backport from mainline
131 2012-04-10 Richard Guenther <rguenther@suse.de>
134 * gimple-low.c (gimple_check_call_args): Properly account for
135 compatible aggregate types.
137 2013-02-26 Nick Clifton <nickc@redhat.com>
140 Import this patch from the mainline:
142 2012-08-17 Nick Clifton <nickc@redhat.com>
144 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
145 (branch_true): Likewise.
146 (branch_false): Likewise.
148 2013-02-26 Jakub Jelinek <jakub@redhat.com>
150 PR tree-optimization/56443
151 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
152 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
153 to type_for_mode langhook.
155 2013-02-21 Jakub Jelinek <jakub@redhat.com>
158 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
161 2013-02-19 Jakub Jelinek <jakub@redhat.com>
163 Backported from mainline
164 2013-02-19 Jakub Jelinek <jakub@redhat.com>
166 PR tree-optimization/56350
167 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
168 if haven't found reduction or nested cycle operand, rather than
169 asserting we must find it.
171 PR tree-optimization/56381
172 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
175 2013-02-08 Jakub Jelinek <jakub@redhat.com>
177 PR tree-optimization/56250
178 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
179 if type is unsigned and code isn't MULT_EXPR.
181 2013-02-06 Jakub Jelinek <jakub@redhat.com>
184 * omp-low.c (use_pointer_for_field): Return false if
185 lower_send_shared_vars doesn't generate any copy-out code.
187 2012-11-27 Jakub Jelinek <jakub@redhat.com>
189 PR tree-optimization/55110
190 * tree-vect-loop.c (vectorizable_reduction): Don't assert
191 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
193 2013-02-18 Richard Biener <rguenther@suse.de>
196 2013-02-04 Richard Biener <rguenther@suse.de>
198 Backport from mainline
199 2012-07-04 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/53844
202 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
203 the loop virtual PHI.
205 2013-02-13 David S. Miller <davem@davemloft.net>
207 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
209 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
211 Backport from mainline
212 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
214 PR rtl-optimization/56275
215 * simplify-rtx.c (avoid_constant_pool_reference): Check that
216 offset is non-negative and less than cmode size before
217 calling simplify_subreg.
219 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
221 Backport from mainline
222 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/sse.md (FMAMODEM): New mode iterator.
225 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
226 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
228 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
231 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
232 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
234 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
236 Backport from mainline
237 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
240 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
241 If there is no implicit builtin declaration, just return NULL.
243 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
244 Michael Meissner <meissner@linux.vnet.ibm.com>
246 Backport from mainline
247 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
248 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
250 2013-02-07 David S. Miller <davem@davemloft.net>
252 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
254 * var-tracking.c (vt_add_function_parameter): Test the presence of
255 HAVE_window_save properly and do not remap argument registers when
256 we have a leaf function.
258 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
260 Backport from mainline
261 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
264 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
266 * config/i386/i386.c (ix86_print_operand): Ditto.
268 2013-02-07 Alan Modra <amodra@gmail.com>
271 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
272 static chain, set REST_INLINE_FPRS too.
274 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
276 Backport from mainline
277 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
279 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
280 * configure: Regenerate.
282 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
284 Backport from mainline
285 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
286 Andrew Dixie <andrewd@gentrack.com>
288 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
291 2013-02-05 Richard Biener <rguenther@suse.de>
293 Backport from mainline
294 2012-12-10 Richard Biener <rguenther@suse.de>
296 PR tree-optimization/55107
297 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
298 (bitmap_set_replace_value): Add gcc_unreachable.
299 (do_regular_insertion): Re-write all_same handling. Insert
300 an assignment instead of a PHI in this case.
301 (execute_pre): Do not record constified events.
303 2013-02-05 Richard Biener <rguenther@suse.de>
305 PR tree-optimization/54767
306 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
307 backedges drop all symbolical range information.
308 (execute_vrp): Compute backedges.
310 2013-02-04 Richard Biener <rguenther@suse.de>
312 Backport from mainline
313 2012-01-11 Richard Guenther <rguenther@suse.de>
315 PR tree-optimization/44061
316 * tree-vrp.c (extract_range_basic): Compute zero as
317 value-range for __builtin_constant_p of function parameters.
319 2013-01-08 Jakub Jelinek <jakub@redhat.com>
322 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
324 2013-02-04 Richard Biener <rguenther@suse.de>
326 Backport from mainline
327 2012-07-04 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/53844
330 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
331 the loop virtual PHI.
333 2012-12-13 Richard Biener <rguenther@suse.de>
336 * tree-streamer.c (record_common_node): Check that we are not
337 recursively pre-loading nodes we want to skip. Handle
338 char_type_node appearing as part of va_list_type_node.
340 2013-02-04 Richard Biener <rguenther@suse.de>
343 * gimple.h (gimple_call_builtin_class_p): New function.
344 * gimple.c (validate_call): New function.
345 (gimple_call_builtin_class_p): Likewise.
346 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
347 Use gimple_call_builtin_class_p.
348 (find_func_clobbers): Likewise.
349 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
350 (strlen_optimize_stmt): Likewise.
352 2013-02-01 Jakub Jelinek <jakub@redhat.com>
354 Backported from mainline
355 2013-01-28 Jakub Jelinek <jakub@redhat.com>
357 PR tree-optimization/56125
358 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
359 pow(x,c) into sqrt(x) * powi(x, n/2) or
360 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
362 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
363 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
366 2013-01-25 Jakub Jelinek <jakub@redhat.com>
368 PR tree-optimization/56098
369 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
370 for stmts with volatile ops.
371 (cond_store_replacement): Don't optimize if assign has volatile ops.
372 (cond_if_else_store_replacement_1): Don't optimize if either
373 then_assign or else_assign have volatile ops.
375 2013-01-23 Jakub Jelinek <jakub@redhat.com>
378 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
379 instead of cmpdi_operand for first comparison operand.
380 Don't assert that comparison operands aren't both constants.
382 2013-01-21 Jakub Jelinek <jakub@redhat.com>
384 PR tree-optimization/56051
385 * fold-const.c (fold_binary_loc): Don't fold
386 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
387 a narrowing conversion, or widening conversion from signed
390 2013-01-18 Jakub Jelinek <jakub@redhat.com>
393 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
394 the case where writing real complex part of target modifies
397 2013-01-15 Jakub Jelinek <jakub@redhat.com>
400 * function.c (thread_prologue_and_epilogue_insns): Always
401 add crtl->drap_reg to set_up_by_prologue.set, even if
402 stack_realign_drap is false.
404 2013-01-10 Jakub Jelinek <jakub@redhat.com>
406 PR tree-optimization/55921
407 * tree-complex.c (expand_complex_asm): New function.
408 (expand_complex_operations_1): Call it for GIMPLE_ASM.
410 2013-01-03 Jakub Jelinek <jakub@redhat.com>
412 PR rtl-optimization/55838
413 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
414 iv0.step, iv1.step and step.
416 2012-11-23 Jakub Jelinek <jakub@redhat.com>
419 * Makefile.in (gimple-low.o): Depend on langhooks.h.
420 * gimple-low.c: Include langhooks.c.
421 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
422 by default call lang_hooks.block_may_fallthru.
423 * langhooks.h (struct lang_hooks): Add block_may_fallthru
425 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
426 (LANG_HOOKS_INITIALIZER): Use it.
428 2012-11-20 Jakub Jelinek <jakub@redhat.com>
431 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
432 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
433 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
434 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
435 fail if the last real insn doesn't have REG_ARGS_SIZE note.
437 2012-11-17 Jakub Jelinek <jakub@redhat.com>
439 PR tree-optimization/55236
440 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
441 and signed ARG0_TYPE, force low and high to be non-NULL.
443 2012-11-13 Jakub Jelinek <jakub@redhat.com>
445 PR rtl-optimization/54127
446 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
447 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
448 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
449 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
450 REG_LABEL_TARGET and REG_LABEL_OPERAND.
452 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
454 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
455 range isn't testing for zero.
457 2013-01-29 Richard Biener <rguenther@suse.de>
459 PR tree-optimization/56113
460 * tree-ssa-structalias.c (equiv_class_lookup): Also return
462 (label_visit): Free duplicate bitmaps and record the leader instead.
463 (perform_var_substitution): Adjust.
465 2013-01-28 Serowk <serowk@yandex.ru>
468 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
469 Fix mode checks to allow for the passing of constants in the
471 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
472 Add entries in the switch statement for builtin iwmmxt vector
473 shift and rotate builtins.
475 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
477 Backport from mainline
478 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
481 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
482 operand 0 in movabs insn template for -masm=intel asm alternative.
483 (*movabs<mode>_2): Ditto for operand 1.
485 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
487 Backport from mainline
488 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
491 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
492 alternative to (o,r).
493 (*movdi_internal_rex64): Remove (!o,n) alternative.
494 (DImode immediate->memory splitter): Remove.
495 (DImode immediate->memory peephole2): Remove.
496 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
497 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
498 alternative to (!o,*r).
499 (*movtf_internal_sse): New pattern.
500 (*movxf_internal_rex64): New pattern.
501 (*movxf_internal): Disable for TARGET_64BIT.
502 (*movdf_internal_rex64): Remove (!o,F) alternative.
504 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
507 involving stack registers slightly.
509 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
511 * config/i386/constraints.md (Yf): New constraint.
512 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
513 of f constraint to conditionaly disable x87 register preferences.
514 (*movdf_internal): Ditto.
515 (*movsf_internal): Ditto.
517 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
519 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
520 (*movtf_internal_rex64): Add (!o,C) alternative
521 (*movxf_internal_rex64): Ditto.
522 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
524 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
526 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
528 2013-01-24 Martin Jambor <mjambor@suse.cz>
530 Backport from mainline
531 2013-01-04 Martin Jambor <mjambor@suse.cz>
533 PR tree-optimization/55755
534 * tree-sra.c (sra_modify_assign): Do not check that an access has no
535 children when trying to avoid producing a VIEW_CONVERT_EXPR.
537 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
539 Backport from mainline
540 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
544 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
546 PR rtl-optimization/56023
547 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
548 dependent on debug instruction.
550 2013-01-21 Martin Jambor <mjambor@suse.cz>
552 Backport from mainline
553 2013-01-17 Martin Jambor <mjambor@suse.cz>
555 PR tree-optimizations/55264
556 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
557 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
558 for virtual functions.
559 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
561 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
562 virtual methods before inlining is over.
564 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
566 Backport from mainline
567 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
571 store through atomic_store<mode>_1.
572 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
574 2013-01-16 Richard Biener <rguenther@suse.de>
577 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
578 account for bitpos when computing alignment.
580 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
582 Backport from 2013-01-14 trunk r195169.
585 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
586 etc. to 1 and not to __flash.
587 Use LL suffix for __INT24_MAX__ with -mint8.
588 Use ULL suffix for __UINT24_MAX__ with -mint8.
590 2013-01-14 Matthias Klose <doko@ubuntu.com>
592 * doc/invoke.texi: Document -print-multiarch.
593 * doc/install.texi: Document --enable-multiarch.
594 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
595 * configure.ac: Add --enable-multiarch option.
596 Substitute with_cpu, with_float.
597 * configure: Regenerate.
598 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
599 enable_multiarch, with_cpu, with_float: New macros.
600 if_multiarch: New macro, define in terms of enable_multiarch.
601 * genmultilib: Add new argument for the multiarch name.
602 * gcc.c (multiarch_dir): Define.
603 (for_each_path): Search for multiarch suffixes.
604 (driver_handle_option): Handle multiarch option.
605 (do_spec_1): Pass -imultiarch if defined.
606 (main): Print multiarch.
607 (set_multilib_dir): Separate multilib and multiarch names
608 from multilib_select.
609 (print_multilib_info): Ignore multiarch names in multilib_select.
610 * incpath.c (add_standard_paths): Search the multiarch include dirs.
611 * cppdefault.h (default_include): Document multiarch in multilib
613 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
614 include directory for multiarch directories.
615 * common.opt: New options --print-multiarch and -imultilib.
617 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
618 Include i386/t-linux.
619 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
620 Include i386/t-kfreebsd.
621 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
622 * config/i386/t-linux64: Add multiarch names in
623 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
624 * config/i386/t-gnu: New file.
625 * config/i386/t-kfreebsd: Likewise.
626 * config/i386/t-linux: Likewise.
628 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
629 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
630 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
631 for 32bit non-biarch configurations.
633 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
634 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
637 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
639 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
641 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
642 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
643 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
645 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
646 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
647 Include rs6000/t-linux for 32bit non-biarch configurations.
649 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
651 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
653 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
654 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
656 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
657 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
659 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
661 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
662 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
663 (vect_estimate_min_profitable_iter): Adjust to above fix.
664 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
666 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
668 Backport from mainline
669 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
671 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
672 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
673 documentation. Add missing '__' in front of
674 __builtin_ia32_packssdw256.
676 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
678 Backport from mainline
679 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
682 attribute of movddup insn to DF.
683 (*vec_interleave_lowv2df): Ditto.
684 (vec_dupv2df): Ditto.
686 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
688 Backport from 2013-01-07 trunk r194991, r194992.
691 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
694 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
695 (avr_addrspace_t): Add .section_name field.
696 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
698 (avr_addrspace): Same. Initialize .section_name. Remove last
699 NULL entry. Put __memx into .progmemx.data.
700 (progmem_section_prefix): Remove.
701 (avr_asm_init_sections): No need to initialize progmem_section.
702 (avr_asm_named_section): Use avr_addrspace[].section_name to get
704 (avr_asm_select_section): Ditto. And use get_unnamed_section to
705 retrieve the progmem section.
706 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
707 boundary to run over avr_addrspace[].
708 (avr_register_target_pragmas): Ditto.
710 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
712 Backport from 2013-01-07 trunk r194978.
715 * doc/install.texi (Cross-Compiler-Specific Options): Document
718 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
720 Backport from 2013-01-07 trunk r194968.
723 * config/avr/t-avr: Don't automatically rebuild
724 $(srcdir)/config/avr/t-multilib
725 $(srcdir)/config/avr/avr-tables.opt
726 (avr-mcus): New phony target to build them on request.
727 (s-avr-mlib): Remove.
728 * avr/avr-mcus.def: Adjust comments.
730 2013-01-07 Terry Guo <terry.guo@arm.com>
732 Backport from mainline
733 2012-12-19 Terry Guo <terry.guo@arm.com>
735 * config/arm/arm.c (thumb_find_work_register): Check argument
736 register number based on current PCS.
738 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
740 Backport from mainline
741 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
744 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
745 selected code model, define __code_mode_small__, __code_model_medium__,
746 __code_model_large__, __code_model_32__ or __code_model_kernel__.
747 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
748 xchg temporary register with %k. Declare temporary register as
750 [__x86_64__]: For medium and large code models, preserve %rbx register.
752 2013-01-03 Richard Henderson <rth@redhat.com>
754 * config/i386/i386.c (ix86_expand_move): Always assign to op1
755 after eliminating TLS symbols.
757 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
760 * config/pa/pa.md (movsi): Revert previous change.
761 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
764 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
767 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
770 2013-01-02 Jason Merrill <jason@redhat.com>
773 * tree.c (build_array_type_1): Revert earlier change.
775 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
778 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
781 2012-12-21 Martin Jambor <mjambor@suse.cz>
783 PR tree-optimization/55355
784 * tree-sra.c (type_internals_preclude_sra_p): Also check that
785 bit_position is small enough to fit a single HOST_WIDE_INT.
787 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
789 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
791 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
793 Backport from mainline
794 2012-10-15 Matthias Klose <doko@ubuntu.com>
796 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
797 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
799 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
800 Tomash Brechko <tomash.brechko@gmail.com>
803 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
804 handling of before and after cases.
805 * config/sparc/sync.md (atomic_store): Fix pasto.
807 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
809 * optabs.c (expand_atomic_store): Elide redundant model test.
811 2012-12-13 Richard Henderson <rth@redhat.com>
814 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
816 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
819 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
820 (tldo_stb_sp64): Likewise.
821 (tldo_sth_sp32): Likewise.
822 (tldo_sth_sp64): Likewise.
823 (tldo_stw_sp32): Likewise.
824 (tldo_stw_sp64): Likewise.
825 (tldo_stx_sp64): Likewise.
827 2012-12-10 Kai Tietz <ktietz@redhat.com>
830 * print-tree.c (print_node): Cast from pointer via uintptr_t.
832 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
834 Backport from mainline
835 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
836 H.J. Lu <hongjiu.lu@intel.com>
839 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
840 before using it as insn or call equivalent.
842 2012-12-06 Jason Merrill <jason@redhat.com>
845 * tree.c (build_array_type_1): Re-layout if we found it in the
848 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
850 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
851 opaque cond in all call insns.
853 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
855 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
856 area if the function allocates dynamic stack space.
857 (ia64_initial_elimination_offset): Adjust offsets to above change.
859 2012-12-03 Richard Biener <rguenther@suse.de>
861 Backport from mainline
862 2012-09-24 Richard Guenther <rguenther@suse.de>
864 PR tree-optimization/53663
865 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
866 native encode/interpret translation on VN_WALKREWRITE.
868 2012-12-03 Kai Tietz <ktietz@redhat.com>
871 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
874 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
877 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
879 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
881 Backport from mainline:
882 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
885 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
886 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
887 (in_nullified_branch_delay): Likewise.
888 (in_call_delay): Likewise.
889 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
890 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
891 the $$sh_func_adrs call as variable. Update type of sibcalls and
893 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
894 length instead of adjustment. Handle negative and undefined call
895 adjustments for insn_default_length. Remove adjustment for millicode
896 insn with unfilled delay slot.
897 (pa_output_millicode_call): Update for revised millicode length.
898 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
900 2012-11-29 Kai Tietz <ktietz@redhat.com>
903 * prefix.c (lookup_key): Replace xmalloc/xrealloc
904 use by XNEWVEC/XRESIZEVEC.
906 * i386.c (get_scratch_register_on_entry): Handle
908 (split_stack_prologue_scratch_regno): Likewise.
909 (ix86_static_chain): Likewise.
910 (x86_output_mi_thunk): Likewise.
912 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
914 Backported from mainline
915 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
916 Markus Trippelsdorf <markus@trippelsdorf.de>
919 * lto-opts.c (lto_write_options): Also handle
920 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
921 OPT_SPECIAL_program_name.
924 * lto-wrapper.c (merge_and_complain): Handle
925 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
926 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
928 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
930 PR rtl-optimization/55489
931 * gcse.c (compute_transp): Precompute a canonical version
932 of XEXP (x, 0), and pass it to canon_true_dependence.
934 2012-11-27 Richard Biener <rguenther@suse.de>
937 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
938 stmt with a NOP instead of removing it.
940 2012-11-26 Richard Biener <rguenther@suse.de>
942 Backport from mainline
943 2012-10-19 Richard Biener <rguenther@suse.de>
945 PR tree-optimization/54976
946 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
947 Robustify against odd inner_mode inputs.
949 2012-10-12 Richard Biener <rguenther@suse.de>
951 PR tree-optimization/54894
952 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
953 Handle over-aligned scalar types properly.
955 2012-10-02 Richard Guenther <rguenther@suse.de>
958 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
961 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
963 Backport from mainline
964 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
966 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
967 explaining the register ordering preferences.
969 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
970 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
971 constraints so that the traditional floating point loads, stores,
972 and moves are done first, then the VSX loads, stores, and moves,
973 and finally the GPR loads, stores, and moves so that reload
974 chooses FPRs over GPRs, and uses the traditional load/store
975 instructions which provide an offset.
976 (movdf_hardfloat64): Likewise.
978 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
980 Backported from mainline
981 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
982 H.J. Lu <hongjiu.lu@intel.com>
985 * config/i386/i386.c (legitimize_pic_address): Properly handle
987 (ix86_print_operand_address): Set code to 'k' when forcing
988 addr32 prefix. For x32, zero-extend negative displacement if
991 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
993 * common.opt (fvar-tracking-uninit): Document.
994 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
995 * config/darwin.c (darwin_override_options): Likewise.
997 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
999 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1000 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1002 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1004 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1006 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1008 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1011 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1013 Backport from mainline
1014 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/i386.c (ix86_init_machine_status): Do not
1017 explicitly clear tls_descriptor_call_expanded_p again.
1019 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1021 * config/i386/sse.md
1022 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1023 as read and written by the instruction.
1025 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1028 (ix86_instantiate_decls): New function.
1029 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1030 stack slot instead of SLOT_VIRTUAL.
1031 <case IX86_BUILTIN_STMXCSR>: Ditto.
1032 (assign_386_stack_local): Do not assert when virtual slot is valid.
1033 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1034 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1035 (truncxf<mode>2): Ditto.
1036 (floatunssi<mode>2): Ditto.
1037 (isinf<mode>2): Ditto.
1038 * config/i386/sync.md (atomic_load<mode>): Ditto.
1039 (atomic_store<mode>): Ditto.
1041 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1044 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1045 the argument is itself a conditional expression.
1047 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1049 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1052 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1054 PR tree-optimization/54986
1055 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1056 conversions on entry but add them back on exit if needed.
1058 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1061 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1063 (print_reg): Use true_regnum rather than REGNO.
1064 (ix86_print_operand_address): Remove SUBREG handling.
1066 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1068 Backported from mainline
1069 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1072 * gimple.h (is_gimple_sizepos): New inline function.
1073 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1074 final assignment to expr variable.
1075 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1076 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1077 into a local temporary.
1079 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1081 PR tree-optimization/54877
1082 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1083 use make_ssa_name instead of copy_ssa_name.
1085 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1087 Backport from mainline
1088 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1090 PR tree-optimization/53708
1091 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1092 user-supplied alignment when used with an explicit section name.
1094 2012-11-02 Jeff Law <law@redhat.com>
1096 PR tree-optimization/54985
1097 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1098 from thread_across_edge.
1099 (thread_across_edge): Use it in all cases where we might thread
1102 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1104 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1105 special register pushes before frame probing and allocation.
1107 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1108 Joel Sherrill <joel.sherrill@oarcorp.com>
1110 * config/sparc/t-rtems: New (Custom multilibs).
1111 * config/sparc/t-rtems-64: New (Custom multilibs).
1112 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1113 (sparc-*-rtems*): Add sparc/t-rtems.
1115 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1117 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1119 (hash_rtx): Likewise.
1121 2012-10-29 Terry Guo <terry.guo@arm.com>
1123 Backport from mainline
1124 2012-10-11 Terry Guo <terry.guo@arm.com>
1126 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1128 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1131 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1133 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1134 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1136 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1138 * config/avr/t-rtems: Revert previous commit.
1140 2012-10-26 Terry Guo <terry.guo@arm.com>
1142 Backport from mainline
1143 2012-10-23 Terry Guo <terry.guo@arm.com>
1146 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1149 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1151 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1153 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1155 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1157 * config.gcc (microblaze*-*-rtems*): New target.
1158 * config/microblaze/rtems.h: New.
1159 * config/microblaze/t-rtems: New.
1161 2012-10-25 Richard Biener <rguenther@suse.de>
1163 PR tree-optimization/54902
1164 * tree-ssa-pre.c (fini_pre): Return TODO.
1165 (execute_pre): Adjust.
1166 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1167 blocks before computing dominators.
1169 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1171 Backport from mainline
1172 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.c (memory_address_length): Assert that non-null
1175 base or index RTXes are registers. Do not check for REG RTXes.
1176 Determine addr32 prefix using SImode_address_operand or
1177 from original base and index RTXes. Simplify code.
1179 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/i386-protos.h (memory_address_length): Add new bool
1182 argument. Update all uses.
1183 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1184 add length of addr32 prefix based on mode of base or index register.
1185 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1186 addresses here. Update call to memory_address_length.
1187 (ix86_print_address_operand): Use SImode_address_operand predicate.
1188 * config/i386/predicates.md (SImode_address_operand): New.
1189 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1190 to calculate "mode" attribute. Use SImode_address_operand predicate
1191 instead of open-coding accepted RTX codes.
1193 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1195 Backport from 2012-10-22 trunk r192685.
1196 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1197 Note __AVR_<device>__ is not defined for cores.
1198 Don't point to --help=target.
1199 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1201 2012-10-19 Marek Polacek <polacek@redhat.com>
1203 Backported from mainline
1204 2012-10-19 Marek Polacek <polacek@redhat.com>
1207 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1208 pointer/non-pointer comparison.
1210 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1212 Backported from mainline
1213 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1216 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1217 sure the mode is correct when falling through from above cases.
1219 2012-10-19 Alan Modra <amodra@gmail.com>
1221 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1222 (HAVE_LD_LARGE_TOC): Likewise.
1223 * configure: Regenerate.
1225 2012-10-19 Alan Modra <amodra@gmail.com>
1227 * config/rs6000/predicates.md (splat_input_operand): Don't call
1228 input_operand for MEMs. Instead check for volatile and call
1229 memory_address_addr_space_p with modified mode.
1231 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1233 Backported from mainline
1234 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1236 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1238 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1240 PR rtl-optimization/54870
1241 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1242 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1243 SSA_NAME pointer that points to a partition if there is at least
1244 one variable with it set in the partition.
1245 * dse.c (local_variable_can_escape): New predicate.
1246 (can_escape): Call it.
1247 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1248 mark the SSA_NAME pointer that points to a partition.
1250 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1252 Backport from mainline
1253 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1255 PR rtl-optimization/53701
1256 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1257 rocess not only expr's vinsns but all old vinsns from expr's
1260 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1262 Backport from mainline
1263 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1266 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1268 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1269 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1270 only if producer writes to the register given by regno.
1272 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1274 Backport from mainline
1275 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1277 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1278 (UNSPEC_LOADU): New.
1279 (UNSPEC_STOREU): Ditto.
1280 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1281 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1282 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1283 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1284 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1285 (<sse2>_storedqu<avxsizesuffix>): ... this.
1286 (*sse4_2_pcmpestr_unaligned): Update.
1287 (*sse4_2_pcmpistr_unaligned): Ditto.
1289 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1290 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1291 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1292 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1293 gen_sse2_load{dqu,upd} to load from unaligned memory and
1294 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1296 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1297 Use CODE_FOR_sse_loadups.
1298 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1299 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1300 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1301 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1302 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1303 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1304 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1305 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1306 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1307 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1308 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1310 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1312 Backport from trunk (r190222):
1314 PR tree-optimization/54146
1315 * ifcvt.c: Include pointer-set.h.
1316 (cond_move_process_if_block): Change type of then_regs and
1317 else_regs from alloca'd array to pointer_sets.
1318 (check_cond_move_block): Update for this change.
1319 (cond_move_convert_if_block): Likewise.
1320 * Makefile.in: Fix dependencies for ifcvt.o.
1322 2012-10-15 Richard Guenther <rguenther@suse.de>
1324 PR tree-optimization/54920
1325 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1326 allocate temporary storage for all NARY elements.
1328 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1331 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1333 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1335 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1336 default_use_cxa_atexit to yes.
1338 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1340 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1342 2012-10-05 Jan Hubicka <jh@suse.cz>
1343 Jakub Jelinek <jakub@redhat.com>
1345 PR tree-optimization/33763
1346 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1347 attribute for redefined extern inline functions.
1349 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1351 Backported from mainline
1352 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1354 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1355 in SSE and YMM state support check for -march=native.
1357 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1360 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1363 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1365 Backported from mainline
1366 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1369 * doc/invoke.texi: Document -mprefer-avx128.
1371 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1373 Backported from mainline
1374 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1377 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1378 (XSTATE_FP): Likewise.
1379 (XSTATE_SSE): Likewise.
1380 (XSTATE_YMM): Likewise.
1381 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1382 SSE and YMM states aren't supported.
1384 2012-10-01 Tom de Vries <tom@codesourcery.com>
1386 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1389 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1392 * config/s390/s390.c (s390_option_override): Add missing break.
1394 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1396 Backport from mainline
1397 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1399 * config.gcc: Replace 'host' with 'target' when configuring for
1400 powerpc64*-*-freebsd.
1402 2012-09-28 Meador Inge <meadori@codesourcery.com>
1404 Backport from mainline
1405 2012-09-27 Meador Inge <meadori@codesourcery.com>
1407 * gcc-ar.c (main): Handle the returning of the sub-process error
1410 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1412 Backport from 2012-09-28 trunk r191821.
1413 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1415 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1418 * simplify-rtx.c (simplify_binary_operation_1): Perform
1419 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1421 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1423 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1424 TYPE_NONALIASED_COMPONENT flag.
1425 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1426 TYPE_NONALIASED_COMPONENT flag.
1428 2012-09-21 Richard Guenther <rguenther@suse.de>
1431 Backport from mainline
1432 2012-04-19 Richard Guenther <rguenther@suse.de>
1434 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1437 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1440 * c-typeck.c (c_cast_expr): When casting to a type requiring
1441 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1444 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1447 * c-typeck.c (build_unary_op): Pass original argument of
1448 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1449 any C_MAYBE_CONST_EXPR, if it has integer operands.
1450 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1451 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1452 to c_objc_common_truthvalue_conversion, then remove any
1453 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1454 c_objc_common_truthvalue_conversion not
1455 c_common_truthvalue_conversion.
1456 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1457 call note_integer_operands for arguments with integer operands
1458 that are not integer constants.
1460 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1462 Backported from mainline
1463 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1465 PR tree-optimization/54563
1466 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1467 gimple_purge_dead_eh_edges if last call has been changed.
1469 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1472 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1473 instead of (match_dup 0) as second argument to vec_merge.
1474 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1475 Remove third alternative.
1476 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1477 operand 2 instead of operand 1, but put it as first argument
1479 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1480 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1483 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1485 * BASE-VER: Set to 4.7.3.
1486 * DEV-PHASE: Set to prerelease.
1488 2012-09-20 Release Manager
1490 * GCC 4.7.2 released.
1492 2012-09-15 Andi Kleen <ak@linux.intel.com>
1494 Backport from mainline
1495 2012-09-07 Andi Kleen <ak@linux.intel.com>
1497 * gcc/lto-streamer.h (res_pair): Add.
1498 (lto_file_decl_data): Replace resolutions with respairs.
1500 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1501 Initialize respairs.
1502 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1504 2012-09-14 Walter Lee <walt@tilera.com>
1506 Backport from mainline.
1507 2012-09-14 Walter Lee <walt@tilera.com>
1509 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1510 option for TILEPro and TILE-Gx.
1512 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.h (x86_prefetchw): New global variable.
1515 (TARGET_PREFETCHW): New macro.
1516 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1517 (processor_alias_table): Add PTA_PREFETCHW to
1518 bdver1, bdver2 and btver1.
1519 (ix86_option_override_internal): Set x86_prefetchw for
1520 PTA_PREFETCHW targets.
1521 * config/i386/i386.md (prefetch): Expand to prefetchw
1522 for TARGET_PREFETCHW.
1523 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1525 Backport from mainline
1526 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1529 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1531 (*prefetch_sse): ... this.
1532 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1534 (*prefetch_3dnow): ... this.
1536 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1539 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1540 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1542 2012-09-12 Teresa Johnson <tejohnson@google.com>
1544 Backport from mainline.
1545 2012-09-12 Teresa Johnson <tejohnson@google.com>
1547 PR gcov-profile/54487
1548 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1549 test using F_SETLKW with fcntl.
1550 * configure, config.in: Regenerate.
1552 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1554 Backport from mainline
1555 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1557 * config/i386/i386.md : Comments on fma4 instruction selection
1558 reflect requirement on register pressure based cost model.
1560 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1561 flag is set-reset as informed by the cpuid flag.
1563 * config/i386/i386.c (processor_alias_table): fma4
1564 flag is enabled for bdver2.
1566 2012-09-12 Christian Bruel <christian.bruel@st.com>
1568 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1570 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1572 * config.gcc: Obsolete picochip-*.
1574 2012-09-11 Richard Guenther <rguenther@suse.de>
1577 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1578 on flag_toplevel_reorder.
1580 2012-09-10 Richard Henderson <rth@redhat.com>
1582 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1585 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1587 Backport from 2012-09-10 mainline r191132.
1590 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1592 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1595 * tree-sra.c (disqualify_base_of_expr): Check for possible
1596 NULL_TREE returned by get_base_address()
1598 2012-09-07 Richard Guenther <rguenther@suse.de>
1600 Backport from mainline
1601 2012-06-26 Jan Hubicka <jh@suse.cz>
1604 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1607 2012-09-07 Richard Guenther <rguenther@suse.de>
1609 Backport from mainline
1610 2012-07-13 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/53922
1613 * tree-vrp.c (value_inside_range): Change prototype to take
1614 min/max instead of value-range.
1615 (range_includes_zero_p): Likewise. Return the result from
1617 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1618 return value from range_includes_zero_p.
1619 (extract_range_from_unary_expr_1): Likewise.
1620 (compare_range_with_value): Likewise.
1621 (vrp_meet_1): Likewise.
1623 2012-09-07 Richard Guenther <rguenther@suse.de>
1626 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1627 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1628 arguments separately.
1630 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1632 Backported from mainline
1633 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1635 PR rtl-optimization/54455
1636 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1637 bb ends up with asm goto referencing bb's label.
1639 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1641 Backport from mainline.
1642 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1643 Richard Earnshaw <richard.earnshaw@arm.com>
1646 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1647 element size. Use elem_type from the formal parameter. New parameter
1649 (neon_expand_args): Adjust call to neon_dereference_pointer.
1651 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1653 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1654 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1656 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1658 Backport from mainline
1659 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1661 * config/i386/i386.md (isa): Add fma and fma4.
1662 (enabled): Handle fma and fma4.
1663 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1664 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1665 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1666 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1667 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1668 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1670 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1673 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1674 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1676 2012-09-06 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/54498
1679 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1680 abort when reaching an already visited region.
1681 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1682 (get_continuation_for_phi_1): Likewise.
1683 (walk_non_aliased_vuses): When we translated the reference,
1684 abort when we re-visit a region.
1685 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1687 2012-09-06 Andrew Pinski <apinski@cavium.com>
1690 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1692 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1695 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1696 build_int_cst with size_type_node instead of size_int.
1698 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1700 Backport from 2012-09-05 mainline r190697.
1703 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1704 configured --with-avrlibc.
1705 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1707 * config/avr/avrlibc.h: New file.
1708 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1709 configured --with-avrlibc.
1710 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1712 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1714 Backport from 2012-09-04 mainline r190919
1717 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1718 of size less than 4 bytes by using macro ARM_NUM_INTS.
1719 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1721 2012-09-04 Richard Henderson <rth@redhat.com>
1723 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1725 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1727 Backport from 2012-09-04 mainline r190920
1730 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1732 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1734 Backport from 2012-09-04 mainline r190914
1737 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1739 (avr_allocate_stack_slots_for_args): ...this new static function.
1741 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1743 Backported from mainline
1744 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1747 * doc/invoke.texi: Add -da and remove -dm.
1749 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1751 Backported from mainline
1752 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1755 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1756 operands[1] is CONST_INT_P, convert it to QImode before printing.
1758 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1761 * c-convert.c (convert): Don't call fold_convert_loc if
1762 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1763 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1764 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1766 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1769 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1770 if init is a CONSTRUCTOR.
1772 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1774 PR rtl-optimization/54369
1775 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1776 calling dbr_schedule.
1777 * config/sparc/sparc.c (sparc_reorg): Likewise.
1779 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1781 Backport from mainline
1782 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1784 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1785 case for Atom processor.
1787 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1789 Backport from mainline
1790 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1793 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1794 true for TARGET_64BIT or !flag_pic.
1795 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1796 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1797 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1798 Add insn constraint. Conditionally emit xchg asm insns.
1799 (atomic_compare_and_swap<mode>): Update calls. Check only
1800 cmpxchg8b_pic_memory_operand in memory address fixup.
1802 (CASHMODE): Rename from DCASHMODE.
1803 (doublemodesuffix): Update modes.
1804 (regprefix): New mode attribute.
1806 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1807 <UNSPECV_CMPXCHG>: New constant.
1808 (atomic_compare_and_swap<mode>_1): Rename from
1809 atomic_compare_and_swap_single<mode>. Update calls and
1810 unspec_volatile constants.
1811 (atomic_compare_and_swap<mode>_doubleword): Rename from
1812 atomic_compare_and_swap_double<mode>. Update calls and
1813 unspec_volatile constants.
1815 2012-08-28 Walter Lee <walt@tilera.com>
1817 Backport from mainline
1818 2012-08-28 Walter Lee <walt@tilera.com>
1820 * confg/tilegx/tilegx.md: Fix code style.
1821 (*zero_extendsidi_truncdisi): Fix typo.
1822 * config/tilegx/tilegx.c: Fix code style.
1823 (tilegx_function_profiler): Fix typo.
1825 2012-08-27 Walter Lee <walt@tilera.com>
1827 Backport from mainline
1828 2012-08-27 Walter Lee <walt@tilera.com>
1830 * doc/md.texi (TILE-Gx): Fix typo.
1832 2012-08-27 Walter Lee <walt@tilera.com>
1834 Backport from mainline
1835 2012-08-27 Walter Lee <walt@tilera.com>
1837 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1838 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1840 2012-08-27 Walter Lee <walt@tilera.com>
1842 Backport from mainline
1843 2012-08-27 Walter Lee <walt@tilera.com>
1845 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1846 (insn_bfins): Delete.
1848 2012-08-27 Walter Lee <walt@tilera.com>
1850 Backport from mainline
1851 2012-08-27 Walter Lee <walt@tilera.com>
1853 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1854 atomic_exchange_bare<mode>,
1855 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1856 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1857 * config/tilegx/tilegx.md (type): Add X1_remove.
1858 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1859 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1860 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1863 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1865 PR rtl-optimization/54088
1866 * jump.c (delete_related_insns): Robustify latest change.
1868 2012-08-21 Richard Guenther <rguenther@suse.de>
1870 Backport from mainline
1871 2012-08-16 Richard Guenther <rguenther@suse.de>
1874 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1876 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1877 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1878 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1879 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1880 (tree_ssa_lim_finalize): Free all mem_refs.
1881 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1882 scc when bailing out.
1883 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1884 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1885 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1886 FOR_EACH_LOOP_BREAK.
1888 2012-08-17 Richard Guenther <rguenther@suse.de>
1890 * tree-sra.c (modify_function): Free redirect_callers vector.
1891 * ipa-split.c (split_function): Free args_to_pass vector.
1892 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1894 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1895 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1896 (vect_analyze_slp_instance): Free everything.
1897 (destroy_bb_vec_info): Free the SLP instances.
1899 2012-08-17 Richard Guenther <rguenther@suse.de>
1901 * params.def (integer-share-limit): Decrease from 256 to 251,
1904 2012-08-21 Richard Guenther <rguenther@suse.de>
1906 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1907 the affine expansion cache.
1909 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1911 Backported from trunk
1912 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1915 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1917 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1919 Backport from mainline.
1920 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1923 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1924 mark as predicable. Adjust asm template.
1925 (vec_setv2di_internal): Likewise.
1926 (vec_extract<mode> VD, VQ): Likewise.
1927 (vec_extractv2di): Likewise.
1928 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1929 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1930 (neon_vdup_n<mode> VX, V32): Likewise.
1931 (neon_vdup_nv2di): Likewise.
1933 2012-08-17 Walter Lee <walt@tilera.com>
1935 Backport from mainline
1936 2012-08-17 Walter Lee <walt@tilera.com>
1938 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1939 (FEEDBACK_ENTER): Define.
1940 (FEEDBACK_REENTER): Define.
1941 (FEEDBACK_ENTRY): Define.
1942 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1943 (FEEDBACK_ENTER): Define.
1944 (FEEDBACK_REENTER): Define.
1945 (FEEDBACK_ENTRY): Define.
1947 2012-08-16 Walter Lee <walt@tilera.com>
1949 Backport from mainline
1950 2012-08-16 Walter Lee <walt@tilera.com>
1952 * config.gcc (tilegx-*-linux*): Add feedback.h.
1953 (tilepro-*-linux*): Likewise.
1954 * config/tilegx/feedback.h: New file.
1955 * config/tilepro/feedback.h: New file.
1957 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1959 Backport from mainline r189840 and r187586:
1960 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1962 * config/i386/i386.md (stack_protect_set): Disable the pattern
1963 for Android since Android libc (bionic) does not provide random
1964 value for stack protection guard at gs:0x14. Guard value
1965 will be provided from external symbol (default implementation).
1966 (stack_protect_set_<mode>): Likewise.
1967 (stack_protect_test): Likewise.
1968 (stack_protect_test_<mode>): Likewise.
1969 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1970 not have Bionic by default
1971 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1972 Macro OPTION_BIONIC is defined in this file and provides Bionic
1973 accessibility status
1975 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1977 * configure.ac: Stack protector enabling for Android targets.
1978 * configure: Regenerate.
1980 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1982 Backported from trunk
1983 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1985 PR rtl-optimization/53942
1986 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1987 directly from likely spilled non-fixed hard registers, move them
1990 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1992 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1993 (xop_phaddubq): Ditto.
1995 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1997 Backport from mainline
1998 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1999 Richard Earnshaw <rearnsha@arm.com>
2001 * target.def (vector_alignment): New target hook.
2002 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2003 * doc/tm.texi: Regenerate.
2004 * targhooks.c (default_vector_alignment): New function.
2005 * targhooks.h (default_vector_alignment): Add prototype.
2006 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2007 * config/arm/arm.c (arm_vector_alignment): New function.
2008 (TARGET_VECTOR_ALIGNMENT): Define.
2010 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2011 vector type alignment instead of size.
2012 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2013 element type size directly instead of computing it from alignment.
2014 Fix variable naming and comment.
2016 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2018 Backport from mainline
2019 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2021 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2022 (alpha_pad_function_end): ... this. Also insert NOP between
2023 sibling call and GP load.
2024 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2026 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2028 Backport from mainline
2029 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2030 H.J. Lu <hongjiu.lu@intel.com>
2032 PR rtl-optimization/54157
2033 * combine.c (gen_lowpart_for_combine): Don't return identity
2034 for CONST or symbolic reference.
2036 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2038 Backport from mainline
2039 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2042 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2043 split_cost argument signed.
2044 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2045 (ix86_avoid_lea_for_addr): Ditto.
2047 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2049 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2050 the address has less than two components.
2052 2012-08-02 Steve Ellcey <sellcey@mips.com>
2054 Backport from mainline
2055 2012-07-19 Steve Ellcey <sellcey@mips.com>
2057 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2060 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2062 Backport from mainline
2063 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2066 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2067 negative constant address for TARGET_X32 ...
2068 (ix86_decompose_address): ... here. Reject constant addresses
2069 that don't satisfy x86_64_immediate_operand predicate.
2071 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2074 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2075 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2076 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2077 addresses. Prevent zero extensions of CONST_INT operands.
2079 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.md (*lea): New insn pattern.
2084 (*lea<mode>_2): Ditto.
2085 (*lea_{3,4,5,6}_zext): Ditto.
2086 * config/i386/predicates.md (lea_address_operand): Do not reject
2087 zero-extended address operands.
2088 * config/i386/constraints.md (j): Remove address constraint.
2089 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2091 (ix86_print_operand_address): Handle SImode subreg of an address.
2092 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2094 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2096 Backport from mainline
2097 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2100 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2101 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2103 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2104 (*movdi_internal_rex64): Use %E operand modifier for lea.
2105 (*movsi_internal): Ditto.
2107 (*lea<mode>_2): Ditto.
2108 (*lea_{3,4,5,6}_zext): Ditto.
2109 (*tls_global_dynamic_32_gnu): Ditto.
2110 (*tls_global_dynamic_64): Ditto.
2111 (*tls_dynamic_gnu2_lea_32): Ditto.
2112 (*tls_dynamic_gnu2_lea_64): Ditto.
2113 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2115 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2117 Backport from mainline
2118 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2122 (ix86_print_operand_address): Assert that parts.base and parts.index
2123 are non-NULL after call to simplify_subreg.
2125 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2128 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2130 * config/sh/sh.c (sh_option_override): Do not change
2131 flag_finite_math_only. Set TARGET_IEEE to complement of
2132 flag_finite_math_only.
2133 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2134 description of mieee and mno-ieee behavior.
2136 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2139 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2140 (_lzcnt_u64): Ditto.
2142 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2144 Backport from mainline
2145 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2147 PR rtl-optimization/52250
2148 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2149 to put note list into. Unconditionally call move_bb_info.
2150 (move_bb_info): Do not assert the blocks being in the same region,
2151 just drop the note list if they are not.
2153 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2155 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2157 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2159 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2160 defining statement is a SSA name that occurs in abnormal PHIs.
2162 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2164 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2167 2012-07-19 Richard Guenther <rguenther@suse.de>
2168 Eric Botcazou <ebotcazou@adacore.com>
2170 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2171 about transition from invariant to known bits.
2172 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2174 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2177 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2178 (cleanup_tree_cfg_bb): Don't call it.
2179 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2182 2012-07-19 Christian Bruel <christian.bruel@st.com>
2185 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2187 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2189 * config.gcc (v850-*-rtems*): New target.
2190 * config/v850/rtems.h: New.
2191 * config/v850/t-rtems: New.
2193 2012-07-18 Nick Clifton <nickc@redhat.com>
2195 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2197 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2201 Backport from mainline
2202 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2205 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2206 instead expand it as zero extension.
2208 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2211 QImode and HImode splitters. Use ix86_comparison_operator.
2212 Explicitly match FLAGS_REG.
2213 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2215 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2216 Steven Bosscher <steven@gcc.gnu.org>
2217 Bernd Schmidt <bernds@codesourcery.com>
2219 PR rtl-optimization/53908
2220 * df-problems.c (can_move_insns_across): When doing
2221 memory-reference book-keeping, handle call insns.
2223 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2225 Backport from mainline
2226 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2230 sibcall_insn_operand. Move it to a temporary register if not.
2232 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2236 emit PIC sequence for fnaddr symbol reference in advance.
2238 2012-07-09 Jason Merrill <jason@redhat.com>
2241 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2242 (type_hash_eq): Likewise.
2245 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2247 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2249 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2250 due to negative shift amount.
2252 2012-07-06 Kai Tietz <ktietz@redhat.com>
2254 Backport from mainline.
2256 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2257 as "/mingw/include".
2259 2012-07-06 Nick Clifton <nickc@redhat.com>
2261 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2262 default_encode_section_info.
2264 2012-07-06 Richard Guenther <rguenther@suse.de>
2266 Backport from mainline
2267 2012-03-30 Richard Guenther <rguenther@suse.de>
2270 * double-int.c (rshift_double): Remove not needed cast.
2272 2012-03-28 Richard Guenther <rguenther@suse.de>
2275 * double-int.h (rshift_double): Remove.
2276 * double-int.c (lshift_double): Use absu_hwi to make count
2278 (rshift_double): Make static, take unsigned count argument,
2279 remove handling of negative count argument.
2280 (double_int_rshift): Dispatch to lshift_double.
2282 2012-07-06 Richard Guenther <rguenther@suse.de>
2284 Backport from mainline
2285 2012-06-18 Richard Guenther <rguenther@suse.de>
2287 PR tree-optimization/53693
2288 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2289 Reject operands with more than one use.
2291 2012-07-06 Richard Guenther <rguenther@suse.de>
2293 Backport from mainline
2294 2012-04-11 Richard Guenther <rguenther@suse.de>
2297 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2298 consider loop nesting.
2299 (evolution_function_is_univariate_p): Properly check the remainder
2302 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2304 Backport from mainline
2305 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2307 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2308 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2309 (adjacent_mem_locations): Move some code to and call...
2310 (get_memref_parts): ...new function.
2311 (mem_locations_overlap): New function.
2312 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2313 (is_mem_ref): Rename to...
2314 (find_mem_ref): ...this. Return MEM rtx.
2315 (get_store_dest): Remove function.
2316 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2317 new parameter and adjust calls.
2318 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2319 mem refs overlap for true_store_to_load_dep_costly.
2320 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2321 passed to adjacent_mem_locations.
2322 (is_costly_group): Walk resolved dependency list.
2323 (force_new_group): Emit group ending nop for Power6/Power7.
2324 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2325 (group_ending_nop): New define_insn.
2327 2012-07-04 Richard Guenther <rguenther@suse.de>
2330 * gimple-fold.c (get_base_constructor): Do not return an
2331 error_mark_node DECL_INITIAL.
2333 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2335 Backport from mainline
2336 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2338 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2339 code model string in the error message.
2341 2012-07-04 Tristan Gingold <gingold@adacore.com>
2343 Backport from mainline.
2344 2012-06-25 Tristan Gingold <gingold@adacore.com>
2346 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2347 (seh_cfa_adjust_cfa): ... that function.
2348 (seh_emit_stackalloc): Do not emit out of range values.
2349 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2350 UNSPEC_DEF_CFA constants.
2351 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2352 * config/i386/i386.c (ix86_frame_pointer_required): Required
2353 for very large frames on SEH target.
2354 (ix86_compute_frame_layout): Save area is before frame pointer
2355 on SEH target. Handle very large frames.
2356 (ix86_expand_prologue): Likewise.
2358 2012-07-04 Richard Guenther <rguenther@suse.de>
2360 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2361 as in free_lang_data_in_type.
2363 2012-07-02 Martin Jambor <mjambor@suse.cz>
2365 Backport from mainline.
2366 2012-07-02 Martin Jambor <mjambor@suse.cz>
2369 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2370 dynamic type change check.
2372 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2374 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2375 last statement of the finally block onto the switch.
2377 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2379 * configure: Regenerate.
2381 Backport from mainline.
2382 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2384 * config.gcc (target_type_format_char): New. Document it. Set it for
2386 * configure.ac (gnu_unique_option): Use target_type_format_char
2387 in test. Comment rationale.
2389 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2391 Backport from mainline.
2392 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2394 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2396 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2398 Backport from 2012-06-28 mainline r189049
2401 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2402 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2403 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2404 avr_hard_regno_call_part_clobbered.
2406 2012-06-28 Richard Guenther <rguenther@suse.de>
2409 * expr.c (expand_expr_real_1): Verify if the type is complete
2410 before inspecting its size.
2412 2012-06-27 Nick Clifton <nickc@redhat.com>
2414 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2417 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2420 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2422 2012-06-26 Nick Clifton <nickc@redhat.com>
2424 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2426 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2429 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2430 of x x x in the vmovlps load alternative.
2432 2012-06-22 Richard Guenther <rguenther@suse.de>
2434 * gcov-iov.c: Include bconfig.h and system.h.
2436 2012-06-22 Richard Guenther <rguenther@suse.de>
2438 PR gcov-profile/53744
2439 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2441 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2443 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2444 DECL_IGNORED_P non-reg vars even if they are used.
2446 2012-06-19 Jason Merrill <jason@redhat.com>
2449 * dwarf2out.c (modified_type_die): Use scope_die_for.
2450 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2451 (uses_local_type_r, uses_local_type): New.
2452 (scope_die_for): Keep a type that uses a local type in local scope.
2453 Use get_context_die for namespace and type scope.
2455 2012-06-19 Richard Guenther <rguenther@suse.de>
2458 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2459 replace it with the first non-BLOCK context.
2461 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2463 PR rtl-optimization/53700
2465 Backport from mainline
2466 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2468 * ira-color.c (setup_left_conflict_sizes_p): Process all
2469 conflicting objects.
2471 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2473 Backport from mainline
2474 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2477 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2478 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2479 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2480 instead of xop_mulv2div2di3_low.
2481 (xop_p<macs>dql): Fix vec_select selector.
2482 (xop_p<macs>dqh): Ditto.
2483 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2484 (xop_mulv2div2di3_high): Ditto.
2486 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2488 Backport from mainline:
2489 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2491 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2493 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2495 Backport from mainline:
2496 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2498 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2499 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2500 MAX_PCREL17F_OFFSET instead of fixed offset.
2501 (pa_attr_length_call): Likewise.
2502 (pa_attr_length_indirect_call): Likewise.
2504 2012-06-15 Walter Lee <walt@tilera.com>
2506 Backport from mainline:
2507 2012-06-15 Walter Lee <walt@tilera.com>
2509 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2511 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2513 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2515 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2517 Backport from mainline:
2519 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2520 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2521 * gimple.h (block_in_transaction): Check for flag_tm.
2523 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2525 PR tree-optimization/52558
2527 Backport from mainline:
2528 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2529 * gimple.h (gimple_set_in_transaction): Remove.
2530 (gimple_in_transaction): Look in BB instead.
2531 (gimple_statement_base): Remove in_transaction field.
2532 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2533 * trans-mem.c (compute_transaction_bits): Place transaction bit
2534 information into basic blocks.
2536 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2538 PR tree-optimization/52558
2539 * cfg.c (alloc_aux_for_edge): Fix comment.
2540 (alloc_aux_for_edge): Remove static.
2541 * basic-block.h (alloc_aux_for_edge): Protoize.
2542 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2543 (execute_sm_if_changed_flag): New.
2544 (execute_sm_if_changed_flag_set): New.
2545 (execute_sm): Do not generate data races unless requested.
2546 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2547 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2548 * gimple.h (block_in_transaction): New.
2549 (gimple_in_transaction): Use block_in_transaction.
2551 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2553 Backported from mainline
2554 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2556 PR rtl-optimization/53589
2557 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2558 discovery even when e->dest != target. If any LABEL_REF points
2559 to e->dest label, redirect it to target's label.
2561 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2564 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2565 returns false, replace stmt with GIMPLE_NOP.
2566 (check_omp_nesting_restrictions): Instead of issuing warnings,
2567 issue errors and return false if any errors were reported.
2569 2012-06-14 Richard Guenther <rguenther@suse.de>
2571 * BASE-VER: Set to 4.7.2.
2572 * DEV-PHASE: Set to prerelease.
2574 2012-06-12 Christian Bruel <christian.bruel@st.com>
2577 * config/sh/sh.c (sh_option_override): Don't force
2578 flag_omit_frame_pointer and maccumulate_outgoing_args.
2579 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2581 2012-06-14 Release Manager
2583 * GCC 4.7.1 released.
2585 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2587 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2589 2012-06-13 Richard Henderson <rth@redhat.com>
2591 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2592 iterator instead of INT.
2594 2012-06-08 Richard Henderson <rth@redhat.com>
2597 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2598 note to a clobber insn when no other insn is available.
2600 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2603 * doc/invoke.texi (Wenum-compare): Update documentation.
2605 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2608 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2610 (altivec_stvlxl): Ditto.
2611 (altivec_stvrx): Ditto.
2612 (altivec_stvrxl): Ditto.
2614 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2617 * trans-mem.c (expand_block_edges): Do not skip the first
2618 statement when resetting the BB.
2620 2012-06-04 Richard Guenther <rguenther@suse.de>
2623 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2624 create new assembler names.
2626 2012-06-04 Richard Guenther <rguenther@suse.de>
2628 Backport from mainline
2629 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2632 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2633 larger than maxbits. Don't compute maxbits modulo align.
2634 Also check that unit bytes long store at bitpos / unit * unit
2635 doesn't affect bits beyond bitregion_end.
2636 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2637 would not fit into bitregion_start ... bitregion_end + 1 bit
2639 (store_split_bit_field): Decrease unit close to end of bitregion_end
2640 if access is restricted in order to avoid mutual recursion.
2642 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2644 Backport from 2012-06-04 mainline r188172
2647 * config/avr/avr-stdint.h: New file.
2648 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2651 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2653 PR tree-optimization/53550
2654 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2655 is POINTER_TYPE_P, use sizetype as step type instead of type.
2657 2012-06-04 Richard Guenther <rguenther@suse.de>
2658 Eric Botcazou <ebotcazou@adacore.com>
2660 Backport from mainline
2661 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2663 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2664 Change type of BITOFFSET to signed. Make sure the lower bound of
2665 the computed range is non-negative by adjusting OFFSET and BITPOS.
2666 (expand_assignment): Adjust call to get_bit_range.
2668 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2670 * expr.c (get_bit_range): Return the null range if the enclosing record
2671 is part of a larger bit field.
2673 2012-03-20 Richard Guenther <rguenther@suse.de>
2675 * stor-layout.c (finish_bitfield_representative): Fallback
2676 to conservative maximum size if the padding up to the next
2677 field cannot be computed as a constant.
2678 (finish_bitfield_layout): If we cannot compute the distance
2679 between the start of the bitfield representative and the
2680 bitfield member start a new representative.
2681 * expr.c (get_bit_range): The distance between the start of
2682 the bitfield representative and the bitfield member is zero
2683 if the field offsets are not constants.
2685 2012-03-16 Richard Guenther <rguenther@suse.de>
2687 * stor-layout.c (finish_bitfield_representative): Fall back
2688 to the conservative maximum size if we cannot compute the
2689 size of the tail padding.
2691 2012-03-14 Richard Guenther <rguenther@suse.de>
2693 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2694 * stor-layout.c (start_bitfield_representative): New function.
2695 (finish_bitfield_representative): Likewise.
2696 (finish_bitfield_layout): Likewise.
2697 (finish_record_layout): Call finish_bitfield_layout.
2698 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2699 for QUAL_UNION_TYPE fields.
2700 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2701 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2702 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2707 * expr.c (get_bit_range): Unconditionally extract bitrange
2708 from DECL_BIT_FIELD_REPRESENTATIVE.
2709 (expand_assignment): Adjust call to get_bit_range.
2711 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2714 * fold-const.c (fold_binary_loc): Refine previous change.
2716 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2718 Backport from mainline
2719 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2722 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2723 avoid going above orig insn. Update comments.
2725 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2727 Backport from mainline
2728 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2731 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2732 prologue for unwinder and profiler.
2734 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2736 Backport from mainline
2737 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2739 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2741 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2743 Backport from mainline
2744 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2746 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2747 DBX_REGISTER_NUMBER.
2749 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2751 Backport from mainline
2752 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2754 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2755 operand is CONST_INT. Take COSTS_N_INSNS into account.
2756 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2759 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2761 * config/avr/avr.opt (-msp8): Document it.
2762 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2764 2012-05-31 Richard Guenther <rguenther@suse.de>
2767 * expr.c (expand_assignment): Do not use movmisalign on
2770 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2773 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2774 (pa_section_type_flags): New.
2775 (pa_legitimate_constant_p): Revert previous change.
2777 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2779 Backport from mainline
2780 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2783 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2784 accessed indirectly.
2785 (ipa_tm_create_version): Same.
2787 2012-05-30 Jason Merrill <jason@redhat.com>
2790 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2791 about array compound literals.
2793 2012-05-30 Richard Guenther <rguenther@suse.de>
2796 * fold-const.c (fold_binary_loc): Make sure to call
2797 fold_plusminus_mult_expr with the original sign of operands.
2799 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2801 * explow.c (probe_stack_range): Restore simple control flow and stop
2802 again when the probe cannot be generated if HAVE_check_stack.
2804 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2806 PR rtl-optimization/53519
2807 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2808 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2810 2012-05-29 Richard Guenther <rguenther@suse.de>
2812 PR tree-optimization/53516
2813 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2815 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2817 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2819 Backport from mainline
2820 2012-05-28 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/53438
2823 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2825 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2827 Backport from mainline
2828 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2830 PR rtl-optimization/52528
2831 * combine.c (can_combine_p): Add setting of subst_low_luid
2832 before call to expand_field_assignment().
2834 2012-05-26 Martin Jambor <mjambor@suse.cz>
2836 Backport from mainline
2837 2012-05-23 Martin Jambor <mjambor@suse.cz>
2839 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2841 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2844 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2845 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2847 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2850 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2851 (ix86_expand_vec_perm): Use int mode instead of float.
2853 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2856 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2857 gnu_ld variables to yes.
2858 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2859 (HAVE_GNU_AS): Likewise.
2860 * config.in: Regenerate.
2861 * configure: Likewise.
2863 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2865 Backport from mainline
2866 2012-03-12 Richard Guenther <rguenther@suse.de>
2867 * config/arm/arm.c (neon_dereference_pointer): Do not call
2868 covert during RTL expansion.
2870 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2872 Backport from mainline
2873 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2876 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2877 relied on signed overflow behavior.
2879 2012-05-24 Richard Guenther <rguenther@suse.de>
2882 * tree-profile.c (tree_profiling): Cleanup the CFG if
2883 execute_fixup_cfg requests it.
2885 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2887 PR tree-optimization/53465
2888 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2889 vr0 into *vr, then vrp_meet that.
2890 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2891 have any equivalences.
2892 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2895 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2897 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2899 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2900 (iterative_hash_gimple_type): Adjust comment.
2901 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2902 domain for an array type instead of the domain type itself.
2904 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2906 Backport from 2012-05-23 mainline r187803
2909 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2910 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2913 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2915 Backport from 2012-05-03 mainline r187075
2917 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2918 has_fma4 for AMD processors with both fma3 and fma4 support.
2920 2012-05-22 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/53408
2923 * tree-vect-loop.c (vectorizable_induction): Properly check
2924 the restriction that we cannot handle induction results from
2925 the inner loop outside of the outer loop.
2927 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2929 PR tree-optimization/53436
2930 * omp-low.c (omp_build_component_ref): New function.
2931 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2933 PR tree-optimization/53366
2934 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2935 tests if complex_numbers == 2, but there are non-complex number loads
2938 PR tree-optimization/53409
2939 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2940 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2942 PR tree-optimization/53410
2943 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2944 instead of build_int_cst (type, 0) where vector types might be
2947 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2950 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2951 from folded operands before wrapping another around the
2952 conditional expression.
2954 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2955 Patrick Marlier <patrick.marlier@gmail.com>
2957 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2960 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2962 Backport from mainline
2963 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2966 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2967 (UNSPECV_RDRAND): This.
2968 (rdrand<mode>_1): Updated.
2970 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2972 Backport from mainline
2973 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2975 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2976 RDRND, F16C and FSGSBASE.
2978 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2980 Backport from mainline
2981 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2983 * tree-ssa-pre.c (can_value_number_call): Delete.
2984 (compute_avail): Skip all statements with side effects.
2985 <GIMPLE_CALL>: Skip calls to internal functions.
2987 2012-05-18 David S. Miller <davem@davemloft.net>
2989 Backport r185385 from mainline
2990 2012-03-14 Richard Guenther <rguenther@suse.de>
2993 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2994 element type instead of mode, use build_vector_type_for_mode
2995 instead of the langhook, build a vector of proper signedness.
2996 (expand_vector_operations_1): Adjust.
2998 2012-05-18 Olivier Hainque <hainque@adacore.com>
3000 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3001 $(libsubdir) as libexecsubdir.
3003 2012-05-16 Andrew Pinski <apinski@cavium.com>
3005 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3008 2012-05-16 David S. Miller <davem@davemloft.net>
3010 * jump.c (delete_related_insns): If we remove a CALL, make sure
3011 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3013 2012-05-16 Richard Henderson <rth@redhat.com>
3016 * combine-stack-adj.c (prev_active_insn_bb): New.
3017 (next_active_insn_bb): New.
3018 (force_move_args_size_note): New.
3019 (combine_stack_adjustments_for_block): Use it.
3021 2012-05-16 Olivier Hainque <hainque@adacore.com>
3023 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3024 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3025 Add comments and improve stamp preservation across the whole sequence.
3026 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3028 2012-05-16 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/53364
3031 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3032 detect a view-conversion of the decl.
3034 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3037 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3038 that operands[2] is either immediate, or q_regs_operand.
3040 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3042 Backport r187139 from mainline.
3043 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3045 PR rtl-optimization/52804
3046 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3047 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3048 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3049 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3050 RELOAD_FOR_OUTADDR_ADDRESS.
3052 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3056 generate target register for "load" class builtins.
3059 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3063 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3064 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3065 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3066 (<sse>_movu<ssemodesuffix>): New expander.
3067 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3068 (avx_movdqu<avxmodesuffix>): New expander.
3069 (*sse2_movdqu): Rename from sse2_movdqu.
3070 (sse2_movdqu): New expander.
3072 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3074 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3075 lineno 1 the same as lineno 0 before first start file directive.
3076 (optimize_macinfo_range): Likewise.
3078 * dwarf2out.c (have_macinfo): Define.
3079 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3080 attribute, don't force empty compilation unit and don't emit any
3081 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3083 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3085 Backport from mainline
3086 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3088 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3089 ORDERED and UNORDERED conditions.
3091 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3093 * function.c (requires_stack_frame_p): If the function can throw
3094 non-call exceptions, return true if the insn can throw internally.
3096 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3098 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3099 DECL_ORIGINAL_TYPE if it is present.
3101 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3103 Backport from 2012-05-12 mainline r187342.
3106 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3107 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3108 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3109 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3110 (expand_prologue): Move initialization of cfun->machine->is_naked,
3111 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3112 (avr_set_current_function): ...this new static function.
3113 (TARGET_SET_CURRENT_FUNCTION): New define.
3114 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3115 checking attributes of current_function_decl.
3116 (avr_regs_to_save): Ditto.
3117 (signal_function_p): Rename to avr_signal_function_p.
3118 (interrupt_function_p): Rename to avr_interrupt_function_p.
3120 * doc/extend.texi (Function Attributes): Better explanation of
3121 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3124 2012-05-09 Matthias Klose <doko@ubuntu.com>
3126 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3128 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3131 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3132 when a constant source operand matches an "I" constraint, the "no
3133 CC0 change" applies to a register-destination only, not a
3134 strict_low_part-destination.
3136 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3138 Backport from mainline:
3139 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3141 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3143 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3145 PR tree-optimization/53239
3146 * tree-vrp.c (get_value_range): Set VR of
3147 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3150 2012-05-07 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/53195
3153 * tree-inline.c (setup_one_parameter): Properly add referenced
3154 vars from the parameters new known value.
3156 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3158 Backport from mainline:
3159 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3162 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3165 2012-05-04 Ian Lance Taylor <iant@google.com>
3167 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3168 values from false to NULL.
3170 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3172 Backport from mainline
3173 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3176 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3177 (TARGET_CMOV): Rename from TARGET_CMOVE.
3178 (TARGET_CMOVE): New define.
3179 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3180 Do not set TARGET_CMOVE here.
3182 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3184 Backport from mainline:
3186 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3188 PR tree-optimization/52633
3189 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3190 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3191 (vect_recog_over_widening_pattern): Remove handling of code that was
3192 already detected as over-widening pattern. Remove special handling
3193 of "unsigned" cases. Instead, support general case of conversion
3194 of the shift result to another type.
3196 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3198 * tree-vect-patterns.c (vect_single_imm_use): New function.
3199 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3200 (vect_recog_over_widening_pattern): Likewise.
3201 (vect_recog_widen_shift_pattern): Likewise.
3203 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3205 PR tree-optimization/52870
3206 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3207 presumed pattern statement is within the same loop or basic block.
3209 2012-05-04 Richard Guenther <rguenther@suse.de>
3211 * common.opt (flto-report): Do not mark as Optimization.
3213 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3216 * recog.c (constrain_operands): If extra constraints are present, also
3217 accept pseudo-registers with equivalent memory locations during reload.
3219 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3221 Backport from the mainline
3222 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3225 * config/rs6000/rs6000.md (bswapdi splitters): If
3226 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3227 default) is used, generate an alternate sequence that does not
3228 depend on using indexed addressing.
3230 2012-05-03 David S. Miller <davem@davemloft.net>
3233 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3234 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3235 (sparc_emit_float_lib_cmp): Likewise.
3237 2012-05-04 Martin Jambor <mjambor@suse.cz>
3239 Backport from mainline
3240 2012-05-02 Martin Jambor <mjambor@suse.cz>
3243 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3244 of a variable when the contect is a function.
3246 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3249 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3250 append program name to it and pass that as first argument
3251 to make_relative_prefix. Always pass standard_libexec_prefix
3252 as last argument to make_relative_prefix. If
3253 make_relative_prefix returns NULL, fall back to
3254 standard_libexec_prefix.
3257 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3261 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3262 mode, return that mode.
3264 2012-05-03 Richard Guenther <rguenther@suse.de>
3266 PR tree-optimization/53144
3267 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3269 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3270 with SSA name values.
3271 (vn_reference_lookup_3): Adjust callers.
3273 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3275 PR tree-optimization/53163
3276 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3277 return value from compute_all_dependences.
3279 PR rtl-optimization/53160
3280 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3281 has been modified by ree pass already.
3283 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3285 Backport from mainline
3286 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3289 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3290 calls to cgraph_node_name in xstrdup.
3291 (ipa_make_edge_direct_to_target): Ditto.
3292 * tree-sra.c (convert_callers_for_node): Ditto.
3293 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3294 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3295 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3296 (cgraph_materialize_all_clones): Ditto.
3297 * ipa-inline.c (report_inline_failed_reason): Ditto.
3298 (want_early_inline_function_p): Ditto.
3299 (edge_badness): Ditto.
3300 (update_edge_key): Ditto.
3301 (flatten_function): Ditto.
3302 (ipa_inline): Ditto.
3303 (inline_always_inline_functions): Ditto.
3304 (early_inline_small_functions): Ditto.
3306 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3308 Backport from mainline
3309 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3311 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3312 Introduce emul_name to select the right linker emulation for
3313 powerpc64-*-freebsd*.
3314 * configure: Regenerate.
3315 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3316 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3317 * config/rs6000/freebsd64.h: New file.
3318 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3320 (rs6000_savres_strategy): Likewise.
3321 (rs6000_savres_routine_name): Likewise.
3322 (rs6000_elf_file_end): Likewise.
3323 * config/rs6000/t-freebsd64: New file.
3324 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3325 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3327 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3329 Backport from mainline
3330 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3333 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3335 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3337 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3338 predicate to discriminate types.
3340 2012-04-27 Richard Guenther <rguenther@suse.de>
3343 * convert.c (convert_to_integer): Avoid infinite recursion for
3344 target-defined built-in types.
3346 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3349 * config/cris/cris.md ("*andhi_lowpart_v32")
3350 ("*andqi_lowpart_v32"): Change first input-only operand from
3351 a (match_operand ...) to (match_dup 0). Drop alternatives with
3352 const_int-matching constraints for redundancy.
3353 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3354 three-operand alternative.
3356 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3358 Backport from mainline
3359 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3362 (*addsi_2_zext): Ditto.
3363 (*add<mode>_3): Ditto.
3364 (*addsi_3_zext): Ditto.
3365 (*add<mode>_5): Ditto.
3367 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3370 * c-typeck.c (set_nonincremental_init,
3371 set_nonincremental_init_from_string): Pass true instead of false
3372 as IMPLICIT to add_pending_init.
3374 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3376 Backport from 2012-04-24 mainline r186768.
3379 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3381 2012-04-24 Richard Guenther <rguenther@suse.de>
3383 PR tree-optimization/53085
3384 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3387 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3390 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3392 (output_addressed_constants): Likewise.
3395 * varasm.c (get_section): Don't ICE for section conflicts with
3396 built-in section kinds.
3398 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3400 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3402 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3404 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3406 2012-04-23 Richard Guenther <rguenther@suse.de>
3409 * c-typeck.c (build_binary_op): Fix typo.
3411 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3413 PR tree-optimizations/52891
3414 * tree-vect-patterns.c (adjust_bool_pattern): Use
3415 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3416 but with non-standard precision.
3418 2012-04-22 Ian Lance Taylor <iant@google.com>
3420 * godump.c (go_output_typedef): Dump size of structs.
3422 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3424 Backport from mainline:
3426 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3427 hints for 'A' operand types.
3429 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3431 Backport from 2012-04-19 mainline r186588.
3434 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3435 the case *(X+const).
3437 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3439 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3441 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3444 * config/i386/sync.md (atomic_<code><mode>): Rename to
3445 atomic_<logic><mode>.
3447 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3449 Backport from mainline
3450 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3453 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3454 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3455 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3456 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3457 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3458 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3459 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3460 gen_avx2_permvarv8sf.
3462 2012-04-16 Martin Jambor <mjambor@suse.cz>
3464 Backported from mainline
3466 2012-04-13 Martin Jambor <mjambor@suse.cz>
3469 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3470 fold_ctor_reference returns a zero constant.
3472 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3474 Backported from mainline
3475 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3477 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3478 and __ILP32__ for x32.
3480 2012-04-13 Tom de Vries <tom@codesourcery.com>
3482 Backport from mainline r186418.
3484 2012-04-13 Tom de Vries <tom@codesourcery.com>
3486 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3487 parameters vuse and vuse_escaped.
3488 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3489 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3492 2012-04-13 Richard Guenther <rguenther@suse.de>
3494 PR tree-optimization/52969
3495 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3496 the condition for the COND_EXPR and handle predicate negation
3497 by swapping the COND_EXPR arms.
3499 2012-04-13 Richard Guenther <rguenther@suse.de>
3502 * convert.c (convert_to_pointer): Remove special-casing of
3505 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3507 Backport from mainline
3508 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3511 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3512 the list of options to enable the FCFID instruction.
3513 (TARGET_EXTRA_BUILTINS): Adjust comment.
3515 2012-04-12 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/52943
3518 * tree-chrec.h (chrec_is_positive): Remove.
3519 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3520 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3521 Return false for a constant zero instead of negative.
3522 (analyze_siv_subscript_cst_affine): Handle zero difference
3523 in the initial condition explicitely.
3525 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3528 * varasm.c (process_pending_assemble_externals): Set
3529 pending_assemble_externals_processed true.
3530 (assemble_external): Call assemble_external_real if the pending
3531 assemble externals have been processed.
3533 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3536 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3537 the DECL generated for the special GOT helper.
3539 2012-04-06 Walter Lee <walt@tilera.com>
3541 Backport from mainline
3542 2012-03-07 Walter Lee <walt@tilera.com>
3544 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3545 REG_CFA_* notes for the stack pointer.
3546 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3547 EH_RETURN_STACKADJ_RTX.
3548 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3549 generate REG_CFA_* notes for the stack pointer.
3550 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3551 by EH_RETURN_STACKADJ_RTX.
3553 2012-04-06 Matt Turner <mattst88@gmail.com>
3555 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3557 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3559 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3560 of the destination isn't also a FP_REGS register.
3562 2012-04-03 Richard Guenther <rguenther@suse.de>
3564 Backport from mainline
3565 2012-03-02 Richard Guenther <rguenther@suse.de>
3567 PR tree-optimization/52406
3568 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3569 (struct indices): Add unconstrained_base member.
3570 (struct dr_alias): Remove unused vops member.
3571 (DR_UNCONSTRAINED_BASE): New define.
3572 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3573 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3574 be an artificial access that covers the whole indexed object,
3575 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3576 plain decl base-objects to their MEM_REF variant.
3577 (dr_may_alias_p): When the base-object of either data reference
3578 has unknown size use only points-to information.
3579 (compute_affine_dependence): Make dumps easier to read and
3581 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3582 DR_REF when looking for packed references.
3583 (vect_supportable_dr_alignment): Likewise.
3585 2012-04-03 Richard Guenther <rguenther@suse.de>
3587 Backport from mainline
3588 2012-03-15 Richard Guenther <rguenther@suse.de>
3591 * tree-data-ref.c (subscript_dependence_tester_1): Check
3592 all dimensions for non-conflicting access functions.
3594 2012-04-03 Richard Guenther <rguenther@suse.de>
3596 Backport from mainline
3597 2012-03-06 Richard Guenther <rguenther@suse.de>
3600 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3602 2012-03-23 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/52678
3605 * tree-vectorizer.h (struct _stmt_vec_info): Add
3606 loop_phi_evolution_part member.
3607 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3608 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3609 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3610 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3611 Use the cached evolution part and the PHI nodes value from
3612 the loop preheader edge instead of re-analyzing the evolution.
3614 2012-03-26 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/52701
3617 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3618 compute and set the evolution part of PHI nodes.
3620 2012-03-30 Richard Guenther <rguenther@suse.de>
3622 PR tree-optimization/52754
3623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3624 propagate arbitrary addresses into really plain dereferences.
3626 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3628 PR tree-optimization/52835
3629 * tree-data-ref.c (build_rdg): Return NULL if
3630 compute_data_dependences_for_loop failed.
3632 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3634 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3635 (stmt_can_make_abnormal_goto): Use it.
3636 (is_ctrl_altering_stmt): Likewise.
3638 2012-03-31 Martin Jambor <mjambor@suse.cz>
3640 Backported from mainline
3641 2012-03-30 Martin Jambor <mjambor@suse.cz>
3643 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3644 is a builtin_stack_save in a dominating BB.
3646 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3648 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3649 crossing 128bit lane boundary.
3651 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3653 Backported from mainline
3654 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3659 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3660 * config/i386/i386.c: Include reload.h.
3661 (ix86_legitimize_reload_address): New function.
3663 2012-03-28 Martin Jambor <mjambor@suse.cz>
3665 Backported from mainline
3666 2012-03-27 Martin Jambor <mjambor@suse.cz>
3669 * tree-sra.c (sra_modify_assign): Do not call
3670 load_assign_lhs_subreplacements when working with an unscalarizable
3673 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3676 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3677 __builtin_va_start to __builtin_next_arg if the latter is
3678 builtin_decl_explicit_p rather than when it is not.
3681 * tree-vect-generic.c (vector_element): Perform multiplication
3682 for pos in bitsizetype type instead of idx type.
3684 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3686 Backport from 2012-03-28 mainline r185910.
3689 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3690 (avr_builtin_decl): New static function.
3691 (struct avr_builtin_description, avr_bdesc): Move up.
3692 Add GTY marker. Add field fndecl. Remove redundant field id.
3693 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3694 (avr_expand_builtin): Code cleanup because .id is removed.
3696 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3699 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3702 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3704 Backport from 2012-03-28 mainline r185907.
3707 * config.gcc (tm_file): Remove avr/multilib.h.
3709 * doc/invoke.texi (AVR Options): Adjust
3710 documentation of -mtiny-stack.
3712 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3713 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3714 * config/avr/t-avr: Remove generation of multilib.h.
3715 * config/avr/t-multilib: Regenerate.
3716 * config/avr/multilib.h: Remove.
3717 * config/avr/avr.opt (-msp8): New option.
3718 (avr_sp8): New variable.
3719 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3720 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3721 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3722 (avr_device_to_sp8): New prototype.
3723 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3724 (DRIVER_SELF_SPECS): New define.
3725 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3726 __AVR_SP8__, __AVR_HAVE_SPH__.
3727 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3728 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3729 (avr_file_start): Ditto.
3731 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3734 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3735 instead of 8 in adjust_address.
3737 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3739 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3740 of a unit before computing the offset in units.
3742 2012-03-27 Richard Guenther <rguenther@suse.de>
3745 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3748 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3751 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3753 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3756 * varasm.c: Include pointer-set.h.
3757 (pending_assemble_externals_set): New pointer set.
3758 (process_pending_assemble_externals): Destroy the pointer set.
3759 (assemble_external): See if decl is in pending_assemble_externals_set,
3760 and add it to pending_assemble_externals if necessary.
3761 (init_varasm_once): Allocate pending_assemble_externals_set.
3763 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3765 Backported from mainline
3766 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3769 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3770 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3771 (vector_ltgt<mode>): Likewise.
3772 (vector_ordered<mode>): Likewise.
3773 (vector_unordered<mode>): Likewise.
3774 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3776 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3778 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3781 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3783 Backported from mainline
3784 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3788 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3789 GENERAL_REGS and FP_REGS for SImode.
3791 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3794 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3795 on any new_local_var_chain vars declared during recursing on
3796 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3798 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3800 Backport from 2012-03-22 mainline r185692.
3803 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3804 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3805 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3806 (delay_cycles_1, delay_cycles_2): Ditto.
3807 (delay_cycles_3, delay_cycles_4): Ditto.
3808 (nopv, *nopv): Ditto.
3809 (sleep, *sleep): Ditto.
3812 Backport from 2012-03-21 mainline r185605.
3814 PR rtl-optimization/52543
3816 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3817 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3818 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3819 (avr_load_libgcc_p): Restrict to __flash loads.
3820 (avr_out_lpm): Only handle 1-byte loads from __flash.
3821 (avr_load_lpm): New function.
3822 (avr_find_unused_d_reg): Remove.
3823 (avr_out_lpm_no_lpmx): Remove.
3824 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3825 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3826 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3827 (load_<mode>, load_<mode>_clobber): New insns.
3828 (mov<mode>): For multi-byte move from non-generic
3829 16-bit address spaces: Expand to load_<mode> resp.
3830 load_<mode>_clobber.
3831 (load<mode>_libgcc): Remove expander.
3832 (split-lpmx): Remove split.
3834 Backport from 2012-03-13 mainline r185329.
3837 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3838 offset (size) to a value the insns can deal with.
3839 (expand_epilogue): Ditto.
3841 Backport from 2012-03-12 mainline r185256.
3844 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3845 type from reg_class_t to enum reg_class.
3846 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3848 Backport from 2012-03-12 mainline r185253.
3851 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3852 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3853 r184615 from 2012-02-28.
3855 Backport from 2012-03-08 mainline r185105.
3857 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3858 for constants in [-63,63].
3860 Backport from 2012-03-08 mainline r185100.
3863 * config/avr/avr.c (avr_mem_clobber): New static function.
3864 (avr_expand_delay_cycles): Add memory clobber operand to
3865 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3866 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3867 (enable_interrupt, disable_interrupt): New expander.
3868 (nopv, sleep, wdr): New expanders.
3869 (delay_cycles_1): Add memory clobber.
3870 (delay_cycles_2): Add memory clobber.
3871 (delay_cycles_3): Add memory clobber.
3872 (delay_cycles_4): Add memory clobber.
3873 (cli_sei): New insn from former "enable_interrupt",
3874 "disable_interrupt" with memory clobber.
3875 (*wdt): New insn from former "wdt" with memory clobber.
3876 (*nopv): Similar, but for "nopv".
3877 (*sleep): Similar, but for "sleep".
3879 Backport from 2012-03-07 mainline r185043.
3882 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3884 Backport from 2012-03-07 mainline r185032.
3887 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3888 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3889 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3891 Backport from 2012-03-07 mainline r185031.
3894 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3896 * config/avr/avr.md (xload_8): Adjust insn length.
3898 Backport from 2012-03-07 mainline r185030.
3901 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3902 if RAMPZ affects reading from RAM.
3904 Backport from 2012-03-05 mainline r184919.
3906 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3908 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3910 Backport from mainline r185259.
3913 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3914 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3916 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3918 Backported from mainline
3919 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3922 * c-parser.c (c_parser_postfix_expression)
3923 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3925 * config/i386/smmintrin.h: Avoid /* within a comment.
3926 * config/i386/nmmintrin.h: Likewise.
3928 2012-03-22 Richard Guenther <rguenther@suse.de>
3930 * BASE-VER: Set to 4.7.1.
3931 * DEV-PHASE: Set to prerelease.
3933 2012-03-22 Release Manager
3935 * GCC 4.7.0 released.
3937 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3939 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3941 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3942 Andrew Pinski <apinski@cavium.com>
3945 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3946 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3947 calls instead of __builtin_ir{int,ound}*.
3949 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3952 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3955 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3957 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3958 Refer to GCC 4.7 version of c99status.html.
3960 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3962 Backport from mainline
3963 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3965 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3966 redefine to be NULL if the current bit-size is different from the
3967 configured bit-size.
3969 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3970 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3971 set the default tuning. Add asserts to make sure the cpu and tune
3972 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3973 test whether the index is set, instead of > 0.
3974 (rs6000_file_start): Do not reset the default cpu if the current
3975 bit-size is different from the configured bit-size.
3977 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3979 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3981 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3982 Update binutils references.
3983 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3984 Update binutils reference.
3985 Update Sun as/GNU ld caveat.
3986 Document binutils largefile requirement for LTO plugin.
3987 Remove reference to alternate libpthread.
3989 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3991 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3993 (Specific, mips-sgi-irix6): Likewise.
3995 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3997 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3998 * configure: Regenerate.
4000 2012-03-07 Richard Henderson <rth@redhat.com>
4002 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4003 * config/m68k/sync.md (atomic_test_and_set): Use it.
4004 (atomic_test_and_set_1): Likewise.
4006 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4009 * Makefile.in: Let install-gcc-ar depend on installdirs,
4010 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4011 Don't double canonicalize if cross-compiling.
4013 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4015 * trans-mem.c: New typedef for tm_region_p.
4016 Define vector types for tm_region_p.
4017 (tm_region_init): Replace region_worklist to a vector called
4020 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4023 * trans-mem.c (tm_region_init): Use last_basic_block.
4025 2012-03-05 Richard Henderson <rth@redhat.com>
4028 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4029 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4030 BIGGEST_ALIGNMENT is aligned.
4032 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4034 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4036 2012-03-05 Richard Henderson <rth@redhat.com>
4039 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4040 instead of calling negqi2 directly.
4042 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4044 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4045 (INTMAX_TYPE): Use it.
4046 (UINTMAX_TYPE): Likewise.
4047 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4048 (irix6_c_common_override_options): Declare.
4049 (C_COMMON_OVERRIDE_OPTIONS): Define.
4050 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4051 * config/mips/irix6-c.c: New file.
4052 * config/mips/t-irix6 (irix6-c.o): New target.
4053 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4056 2012-03-02 Richard Henderson <rth@redhat.com>
4058 * optabs.c (expand_atomic_test_and_set): Honor
4059 atomic_test_and_set_trueval even when atomic_test_and_set
4060 optab is not in use.
4062 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4064 Backport from mainline
4065 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4067 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4069 2012-03-02 Richard Guenther <rguenther@suse.de>
4071 * DEV-PHASE: Set to prerelease.
4073 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4075 * config.gcc (obsolete): Add all ARM targets using the FPA.
4076 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4077 * doc/install.texi: Avoid references to obsolete ARM ports.
4079 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4081 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4083 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4084 Joern Rennecke <joern.rennecke@embecosm.com>
4086 * doc/extend.texi: Expand and update information on interrupt
4087 attribute for Epiphany.
4089 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4091 * config/sh/sh-protos.h: Update copyright notice dates.
4092 * config/sh/sh.h: Likewise.
4093 * config/sh/sh.md: Likewise.
4094 * config/sh/constraints.md: Likewise.
4095 * config/sh/predicates.md: Likewise.
4097 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4099 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4100 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4102 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4104 * config/sh/constraints.md: Fix comment typo.
4106 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4109 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4110 unsigned HOST_WIDE_INT.
4111 (zvdep_imm64): Likewise.
4112 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4113 (vdepi_and): Likewise.
4114 Likewise for unamed 64-bit patterns.
4115 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4117 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4120 PR rtl-optimization/52417
4121 * cselib.c (cselib_any_perm_equivs): New variable.
4122 (cselib_reset_table): Check that it's not set when not
4123 preserving constants.
4124 (cselib_add_permanent_equiv): Set it.
4125 (cselib_have_permanent_equivalences): New.
4126 (cselib_init, cselib_finish): Reset it.
4127 * cselib.h (cselib_have_permanent_equivalences): Declare.
4128 * alias.c (get_addr): Restore earlier behavior when there
4129 aren't permanent equivalences.
4131 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4133 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4134 * config/v850/v850-modes.def: Fix copyright notice.
4136 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4138 * doc/extend.texi (AVR Built-in Functions): Document
4139 __builtin_avr_flash_segment.
4141 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4142 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4143 (*split.flash_segment): New insn-and-split.
4144 * config/avr/avr.c (avr_init_builtins): Add local variables:
4145 const_memx_void_node, const_memx_ptr_type_node,
4146 char_ftype_const_memx_ptr.
4148 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4150 PR tree-optimization/52445
4151 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4152 add ssa_name_ver, offset and size fields and change store field
4154 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4155 (add_or_mark_expr): Likewise. Only consider previous stores
4156 with the same size and offset.
4157 (nt_init_block): Only look at gimple_assign_single_p stmts,
4158 doesn't look at rhs2.
4160 2012-03-01 Richard Guenther <rguenther@suse.de>
4163 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4164 conversions from integral types to pointer types.
4166 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4168 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4169 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4170 unintentionally removed in r184616.
4172 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4174 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4177 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4178 Uros Bizjak <ubizjak@gmail.com>
4181 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4182 alternatives, add "e" constraint to the new last alternative
4183 and ! to last 3 alternatives.
4185 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4187 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4188 DW_AT_artificial attributes at the end of the processing.
4189 (gen_array_type_die): Likewise.
4190 (gen_enumeration_type_die): Likewise.
4191 (gen_struct_or_union_type_die): Likewise.
4192 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4195 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4198 * expr.c (expand_assignment): If doing misaligned store that doesn't
4199 cover all mode bits, perform a RMW cycle.
4201 PR tree-optimization/52429
4202 * tree-parloops.c (separate_decls_in_region_debug): Return early
4203 if var is LABEL_DECL.
4205 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4207 PR tree-optimization/52424
4208 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4209 calling dom_thread_across_edge.
4211 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4213 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4215 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4217 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4218 * config/avr/avr.c (avr_output_bld): Remove unused function.
4219 (avr_out_sbxx_branch): Use "%T" to print bit position.
4221 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4223 * config/avr/avr.md: Untabify.
4225 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4227 * config/avr/avr.md (eqne): New code iterator.
4228 (*dec-and-branchsi): Use it in text peephole's condition.
4229 (*dec-and-branchhi): Ditto.
4230 (*dec-and-branchqi): Ditto.
4232 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4235 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4236 the device does not have the skip-bug.
4238 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4240 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4241 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4242 -mpretend-cmove): New.
4244 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4247 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4248 doesn't count DEBUG_INSN refs.
4249 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4250 for DEBUG_INSN refs.
4252 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4256 2012-02-20 Richard Guenther <rguenther@suse.de>
4257 PR tree-optimization/52298
4258 * tree-vect-stmts.c (vectorizable_load): Properly use
4259 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4262 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4265 * gimple.h (gimple_in_transaction): New.
4266 (gimple_set_in_transaction): New.
4267 (struct gimple_statement_base): Add in_transaction field.
4268 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4270 (tree_ssa_lim_initialize): Compute transaction bits.
4271 * tree.h (compute_transaction_bits): Protoize.
4272 * trans-mem.c (tm_region_init): Use the heap to store BB
4274 (compute_transaction_bits): New.
4276 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4278 * gcc.c (display_help): Document --help=common and sort entries
4281 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4283 * doc/install.texi: Document check-$LANG specific shortcuts
4285 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4288 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4290 * config/arm/arm_neon.h: Regenerate.
4291 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4292 (neon_vcgeu): New insn.
4293 (neon_vcgtu): Likewise.
4294 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4295 (ops): Unsigned comparison intrinsics call a different
4298 2012-02-28 Richard Guenther <rguenther@suse.de>
4301 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4302 ordering for the VEC_CONCAT for two element vectors for
4303 V2SFmode, V2SImode and V2DImode.
4305 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4308 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4309 detecting big-endian triplets.
4311 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4313 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4314 mode if there is no type information available.
4316 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4318 PR tree-optimization/53207
4319 * doc/invoke.texi: Document as experimental and relying on graphite.
4321 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4323 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4324 of initializer to changes from r184614.
4326 2012-02-28 Richard Guenther <rguenther@suse.de>
4328 PR tree-optimization/52395
4329 * tree-sra.c (build_ref_for_offset): Also look at the base
4330 TYPE_ALIGN when figuring out the alignment of the replacement.
4332 2012-02-28 Richard Guenther <rguenther@suse.de>
4334 PR tree-optimization/52402
4335 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4336 mis-aligned types when creating the accesses at the call site.
4338 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4340 * config/avr/builtins.def: New file.
4341 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4342 * config/avr/avr.c (enum avr_builtin_id): Use it.
4343 (avr_init_builtins): Use it. And use avr_bdesc.
4344 (bdesc_1arg): Remove.
4345 (bdesc_2arg): Remove.
4346 (bdesc_3arg): Remove.
4347 (struct avr_builtin_description): Add field n_args.
4348 (avr_bdesc): New static variable using builtins.def.
4349 (avr_expand_builtin): Use it.
4350 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4351 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4352 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4354 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4357 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4358 match only one single hard register with respective hard reg rtx.
4359 (movmemx_<mode>): Ditto.
4360 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4361 insn anatomy of movmem[x]_<mode>.
4362 (avr_out_movmem): Same for printing assembler and operand usage.
4364 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4368 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4369 address spaces located outside of device flash.
4371 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4372 (mcu_type_s): Add field n_flash.
4373 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4374 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4375 (AVR_MCU): Add N_FLASH argument.
4376 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4377 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4378 macro __FLASH<n> if that address space makes sense for the device.
4379 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4380 outside of target flash.
4381 (avr_asm_named_section): Ditto.
4382 (avr_asm_select_section): Ditto.
4383 (avr_addr_space_convert): Ditto.
4384 (avr_emit_movmemhi): Ditto.
4385 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4386 address space is outside of device flash.
4387 (avr_insert_attributes): Ditto.
4388 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4389 avr_current_arch->n_segments.
4391 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4394 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4396 (*movabs<mode>_2): Likewise.
4398 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4401 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4402 s_register_operand in the test instead of REG_P. Don't call
4403 gen_reg_rtx if it won't be used.
4405 PR tree-optimization/52376
4406 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4408 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4410 * ifcvt.c (noce_get_condition): Check condition variable is not
4411 small_register_classes_for_mode_p before accepting.
4413 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4417 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4420 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4421 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4423 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4425 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4427 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4429 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4431 * config/sh/predicates.md: Remove blank lines.
4432 * config/sh/sh.c: Fix typos in comments.
4433 * config/sh/constraints.md: Likewise.
4434 * config/sh/sh.md: Remove blank lines.
4435 Fix typos in comments. Use ;; as comment characters.
4437 2012-02-26 Walter Lee <walt@tilera.com>
4439 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4440 (replace_mov_pcrel_step2): Ditto.
4442 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4445 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4446 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4447 and locs that reference values newer than the non-canonical value
4448 at hand. Return the canonical value as a worst case.
4449 (memrefs_conflict_p): Walk canonical value's locs.
4452 * cselib.c (preserve_only_constants): Rename to...
4453 (preserve_constants_and_equivs): ... this. Split out...
4454 (invariant_or_equiv_p): ... this. Preserve plus expressions
4455 of other preserved expressions too.
4456 (cselib_reset_table): Adjust.
4457 * var-tracking.c (reverse_op): Use canonical value to build
4460 2012-02-23 Kai Tietz <ktietz@redhat.com>
4462 * config/i386/i386.c (ix86_delegitimize_address): Handle
4463 UNSPEC_PCREL plus displacement.
4465 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4468 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4469 to test for unusedness in st X addressing.
4471 2012-02-24 Richard Guenther <rguenther@suse.de>
4474 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4475 (is_gimple_reg_type): Move inline ...
4476 * gimple.h (is_gimple_reg_type): ... here.
4478 2012-02-24 Richard Guenther <rguenther@suse.de>
4481 * passes.c (execute_function_todo): When verifying SSA form
4482 verify gimple form first.
4483 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4485 2012-02-24 Richard Guenther <rguenther@suse.de>
4488 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4489 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4491 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4493 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4495 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4497 * tree-phinodes.c (make_phi_node): Mark static.
4498 * tree-flow.h (make_phi_node): Remove extern decl.
4499 * doc/gimple.texi (make_phi_node): Remove documentation.
4501 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4503 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4504 * tree-ssa-sccvn.c (print_scc): Ditto.
4506 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4508 * doc/passes.texi (Full redundancy elimination): Fix typo.
4510 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4512 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4514 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4517 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4519 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4522 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4524 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4526 * config/avr/avr.md (code_stdname): Add ior, xor.
4527 (xior): New code iterator.
4528 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4529 (*<code_stdname><mode>qi.byte1-3): Ditto.
4531 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4533 PR tree-optimization/52019
4534 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4537 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4539 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4540 HAVE_INITFINI_ARRAY to work around namespace pollution in
4541 certain versions of newlib system headers.
4542 * config.in: Regenerate.
4543 * configure: Regenerate.
4544 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4545 instead of HAVE_INITFINI_ARRAY.
4547 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4550 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4551 is not offsettable memory reference.
4553 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4556 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4557 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4559 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4561 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4562 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4564 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4566 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4567 library on Solaris 8 even without TLS support.
4568 * configure: Regenerate.
4570 2012-02-22 Richard Guenther <rguenther@suse.de>
4573 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4574 for GIMPLE_DEBUG stmts.
4576 2012-02-22 Martin Jambor <mjambor@suse.cz>
4579 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4580 according to the base object.
4582 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4584 PR rtl-optimization/50063
4585 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4586 and 2 (8-bit SP) in operand 2.
4587 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4588 setup to use movhi_sp_r instead of vanilla move to write SP.
4589 Adjust REG_CFA notes to superseed unspec.
4590 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4592 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4593 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4594 irq_state 1 (IRQ known to be on) here.
4596 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4598 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4600 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4601 assign_hard_reg): Likewise.
4603 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4605 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4607 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4610 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4611 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4613 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4615 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4616 prototype from here to...
4617 * config/avr/avr.h: ...here.
4619 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4622 * thumb2.md (thumb2_shiftsi3_short): Split register and
4623 immediate shifts. For register shifts tie operands 0 and 1.
4624 (peephole2 for above): Check that register-controlled shifts
4625 have suitably tied operands.
4627 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4630 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4631 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4632 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4633 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4634 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4635 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4636 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4637 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4638 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4639 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4640 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4641 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4642 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4643 bdver1_ssevector_avx256_unaligned_load,
4644 bdver1_ssevector_sse128_unaligned_load,
4645 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4646 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4647 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4648 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4649 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4650 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4651 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4652 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4653 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4654 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4655 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4656 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4657 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4658 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4659 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4660 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4661 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4662 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4663 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4664 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4665 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4666 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4667 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4668 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4669 bdver1_ssediv_double_load, bdver1_ssediv_double,
4670 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4671 Add "bdver2" attribute.
4673 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4675 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4676 default if possible and not specified otherwise.
4678 2012-02-21 Richard Guenther <rguenther@suse.de>
4681 * gimplify.c (create_tmp_from_val): Use the main variant type
4682 for the type of the temporary we create.
4684 2012-02-21 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/52324
4687 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4688 do not gimplify a MEM_REF address operand if it is already
4691 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4693 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4694 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4696 2012-02-21 Richard Guenther <rguenther@suse.de>
4698 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4699 nested_in_vect_loop.
4701 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4703 PR tree-optimization/52318
4704 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4705 vdef also to non-pure/const call stmts in the sequence.
4707 2012-02-20 David S. Miller <davem@davemloft.net>
4709 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4710 don't use the "rd %pc" instruction on v9 for PIC register loads.
4712 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4715 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4716 in a transaction safe function.
4718 2012-02-20 Kai Tietz <ktietz@redhat.com>
4721 * stor-layout.c (place_field): Handle desired_align for
4724 2012-02-20 Richard Guenther <rguenther@suse.de>
4726 PR tree-optimization/52298
4727 * tree-vect-stmts.c (vectorizable_store): Properly use
4728 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4730 (vectorizable_load): Likewise.
4731 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4732 Access DR_STEP after ensuring it is not NULL.
4734 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4736 PR tree-optimization/52286
4737 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4738 optimization use double_int_to_tree instead of build_int_cst_wide,
4739 rewrite to use double_int vars.
4741 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4744 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4746 Remove -e 0 from $gcc_cv_ld invocation.
4747 Only use __GLIBC_PREREQ if defined.
4748 Enable on Solaris since Solaris 8 patch.
4749 (gcc_SUN_LD_VERSION): New macro.
4750 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4751 gcc_SUN_LD_VERSION for version number format.
4752 * configure: Regenerate.
4753 * varasm.c (get_elf_initfini_array_priority_section): Set
4754 SECTION_NOTYPE for non-default priority.
4755 Use get_section instead of get_unnamed_section to emit
4756 .init_array/.fini_array with default priority.
4758 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4760 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4761 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4762 (mips_start_unique_function, mips_output_mips16_rdhwr)
4763 (mips_code_end): New functions.
4764 (TARGET_ASM_CODE_END): Define.
4766 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4768 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4769 to stubs with non-sibling calls.
4771 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4773 * doc/invoke.texi (-fira-* options): Copy-edit.
4774 (ira-* parameters): Copy-edit.
4776 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4778 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4779 GCC coding conventions.
4781 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4783 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4784 when used as adjectives.
4786 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4788 * doc/invoke.texi: Clean up "that"/"which" confusion.
4790 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4792 * system.h: Poison SMALL_REGISTER_CLASSES
4793 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4794 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4796 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4798 PR tree-optimization/52285
4799 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4800 when deciding if a call is a tail call or tail recursion.
4802 2012-02-16 Kai Tietz <ktietz@redhat.com>
4804 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4805 interger-constant displacement for UNSPEC_PCREL.
4807 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4809 PR rtl-optimization/52208
4810 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4811 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4813 PR tree-optimization/52255
4814 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4815 loop->header has virtual PHI, but exit_e->dest doesn't, add
4816 virtual PHI to exit_e->dest and adjust all uses after the loop.
4819 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4820 children with clone_tree_hash, not after it.
4822 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4824 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4825 extended identifiers.
4827 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4830 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4831 a same_body_alias, also test whether e->callee isn't a former
4832 or current clone of the decl this is a same body alias of.
4834 PR translation/52264
4835 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4837 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4839 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4841 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4844 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4845 force_reg instead of copy_to_reg for better optimization. Force
4846 non-register or memory operands into a register.
4848 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4850 * extend.texi: Reserve upper bits of memory model for future use.
4852 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4853 Anatoly Sokolov <aesok@post.ru>
4854 Eric Weddington <eric.weddington@atmel.com>
4857 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4858 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4859 Rewrite initializers for .macro.
4860 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4861 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4862 atxmega32d4, atxmega32x1.
4863 avrxmega4: atxmega64a3, atxmega64d3.
4864 avrxmega5: atxmega64a1, atxmega64a1u.
4865 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4866 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4867 avrxmega7: atxmega128a1, atxmega128a1u.
4868 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4869 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4870 (struct base_arch_s): Rename reserved to xmega_p.
4871 Rename reserved2 to have_rampd.
4872 (AVR_XMEGA): New define.
4873 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4874 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4875 * config/avr/predicates.md (io_address_operand): Take into
4877 (low_io_address_operand): Ditto.
4878 (high_io_address_operand): Ditto.
4879 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4880 (enabled, movhi_sp_r): Use them.
4881 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4882 cpp_define_formatted to built-in define __AVR_ARCH__.
4883 (__AVR_XMEGA__): New built-in define.
4884 (__AVR_HAVE_RAMPD__): New built-in define.
4885 (__AVR_HAVE_RAMPX__): New built-in define.
4886 (__AVR_HAVE_RAMPY__): New built-in define.
4887 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4889 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4890 (avr_option_override): Initialize them.
4891 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4892 (avr_init_expanders): Initialize them. No more block several calls.
4893 (emit_push_sfr): New static function.
4894 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4896 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4897 (avr_print_operand): Print addreeses as symbols for
4898 RAMPX, RAMPY, RAMPD, CCP.
4899 (output_movhi): Handle AVR_XMEGA when writing to SP.
4900 (avr_out_movhi_mr_r_xmega): New static function.
4901 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4902 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4903 __RAMPD__, __CCP__ as needed.
4905 * config/avr/multilib.h: Regenerate.
4906 * config/avr/t-multilib: Regenerate.
4907 * config/avr/avr-tables.opt: Regenerate.
4909 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4911 PR tree-optimization/50561
4912 * graphite-flattening.c (lst_project_loop): Do not
4913 remove old scattering dimensions after flattening.
4914 (lst_do_flatten): Likewise.
4916 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4918 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4919 __builtin_avr_map8, __builtin_avr_map16.
4920 Document __builtin_avr_insert_bits.
4922 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4923 (insert_bits): New insn.
4924 (adjust_len.map_bits): Rename to insert_bits.
4925 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4926 * avr-protos.h (avr_out_map_bits): Remove.
4927 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4928 * config/avr/constraints.md (Cxf,C0f): New.
4929 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4930 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4931 New built-in define __BUILTIN_AVR_INSERT_BITS.
4932 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4933 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4934 (avr_move_bits): Rewrite.
4935 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4937 (avr_map_op_t): New typedef.
4938 (avr_map_op): New static variable.
4939 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4940 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4941 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4942 (bdesc_3arg, avr_expand_triop_builtin): New.
4943 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4944 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4945 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4946 (avr_map_equal_p, avr_map_sig_p): Remove.
4947 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4948 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4949 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4950 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4951 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4952 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4954 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4956 * config/c6x/c6x.md (reserve_cycles): New attribute.
4957 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4958 don't reserve functional units after the branch occurs.
4960 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4963 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4964 functions into non-tm_pure functions.
4966 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4969 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4970 (iterative_hash_canonical_type): Likewise.
4971 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4974 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4976 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4977 sched-group insn, it either remains alone or the entire list is pruned.
4979 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4981 * doc/install.texi (Prerequisites): Fix grammar.
4982 (Configuration): Likewise.
4984 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4986 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4987 MPC as part of GCC before describing configuring with --with-gmp etc.
4988 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4989 sources are present.
4991 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4994 * dwarf2out.c (clone_tree_hash): New function.
4995 (copy_decls_walk): Use it instead of clone_tree.
4997 2012-02-14 Richard Guenther <rguenther@suse.de>
4999 PR tree-optimization/52244
5000 PR tree-optimization/51528
5001 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5002 replacements for integral types.
5004 2012-02-14 Walter Lee <walt@tilera.com>
5006 * config.gcc: Handle tilegx and tilepro.
5007 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5009 Add HAVE_AS_TLS check for tilegx and tilepro.
5010 * configure: Regenerate.
5011 * doc/contrib.texi: Add Mat Hostetter and self.
5012 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5013 Document instruction intrinsics and network accessing intrinsics.
5014 (TILEPro Built-in Functions): New node. Document instruction
5015 intrinsics and network accessing intrinsics.
5016 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5017 (Specific, tilepro-*-linux*): Likewise.
5018 * doc/invoke.texi (TILE-Gx Options): New section.
5019 (TILEPro Options): New section.
5020 * doc/md.texi (TILE-Gx): New section.
5021 (TILEPro): New section.
5022 * common/config/tilegx/tilegx-common.c: New file.
5023 * common/config/tilepro/tilepro-common.c: New file.
5024 * config/tilegx/constraints.md: New file.
5025 * config/tilegx/linux.h: New file.
5026 * config/tilegx/mul-tables.c: New file.
5027 * config/tilegx/predicates.md: New file.
5028 * config/tilegx/sync.md: New file.
5029 * config/tilegx/t-tilegx: New file.
5030 * config/tilegx/tilegx-builtins.h: New file.
5031 * config/tilegx/tilegx-c.c: New file.
5032 * config/tilegx/tilegx-generic.md: New file.
5033 * config/tilegx/tilegx-modes.def: New file.
5034 * config/tilegx/tilegx-multiply.h: New file.
5035 * config/tilegx/tilegx-protos.h: New file.
5036 * config/tilegx/tilegx.c: New file.
5037 * config/tilegx/tilegx.h: New file.
5038 * config/tilegx/tilegx.md: New file.
5039 * config/tilegx/tilegx.opt: New file.
5040 * config/tilepro/constraints.md: New file.
5041 * config/tilepro/gen-mul-tables.cc: New file.
5042 * config/tilepro/linux.h: New file.
5043 * config/tilepro/mul-tables.c: New file.
5044 * config/tilepro/predicates.md: New file.
5045 * config/tilepro/t-tilepro: New file.
5046 * config/tilepro/tilepro-builtins.h: New file.
5047 * config/tilepro/tilepro-c.c: New file.
5048 * config/tilepro/tilepro-generic.md: New file.
5049 * config/tilepro/tilepro-modes.def: New file.
5050 * config/tilepro/tilepro-multiply.h: New file.
5051 * config/tilepro/tilepro-protos.h: New file.
5052 * config/tilepro/tilepro.c: New file.
5053 * config/tilepro/tilepro.h: New file.
5054 * config/tilepro/tilepro.md: New file.
5055 * config/tilepro/tilepro.opt: New file.
5057 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5059 PR tree-optimization/52210
5060 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5061 vect_model_simple_cost with two entry vect_def_type array instead
5062 of an address of dt.
5064 2012-02-14 Richard Guenther <rguenther@suse.de>
5067 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5068 Do not stream DECL_QUALIFIER.
5069 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5070 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5071 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5073 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5076 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5079 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5082 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5083 * cselib.c (cselib_subst_to_values_from_insn): New function.
5084 * sched-deps.c (add_insn_mem_dependence,
5085 sched_analyze_1, sched_analyze_2): Use it.
5087 2012-02-13 Jan Hubicka <jh@suse.cz>
5090 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5092 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5094 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5095 (GTM_SELF_SPECS): Define if not already defined.
5096 (driver_self_specs): Add GTM_SELF_SPECS.
5097 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5098 (GTM_SELF_SPECS): Define.
5099 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5100 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5102 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5104 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5107 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5110 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5111 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5113 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5116 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5118 2012-02-13 Richard Guenther <rguenther@suse.de>
5120 PR translation/52211
5121 * passes.c (enable_disable_pass): Fix typo.
5123 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5126 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5127 XOR for reduce_bit_field if type is unsigned.
5129 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5131 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5132 disallow changes from SFmode to mode with different size in FP regs.
5134 2012-02-12 Robert Millan <rmh@gnu.org>
5135 Gerald Pfeifer <gerald@pfeifer.com>
5137 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5140 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5142 PR rtl-optimization/52175
5143 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5144 to frame-related instructions.
5146 2012-02-10 Jason Merrill <jason@redhat.com>
5149 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5150 (demangle_new_symbols): Fill it.
5151 (scan_linker_output): Walk it.
5152 (start_tweaking): Split out from scan_linker_output.
5153 (maybe_tweak): Update sym->chosen.
5154 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5156 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5159 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5161 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5163 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5164 having the same mode as previous compare.
5166 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5168 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5169 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5170 (nonlocal_goto_internal): Likewise.
5171 (nonlocal_goto): Emit a use and an indirect jump directly.
5173 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5176 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5177 __atomic_{is,always}_lock_free.
5179 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5182 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5183 negative constant address for x32.
5185 2012-02-10 Richard Henderson <rth@redhat.com>
5187 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5188 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5189 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5191 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5192 Ira Rosen <irar@il.ibm.com>
5194 PR tree-optimization/50031
5195 * targhooks.c (default_builtin_vectorization_cost): Handle
5197 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5198 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5199 all types of reduction and pattern statements.
5200 (vect_estimate_min_profitable_iters): Likewise.
5201 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5202 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5203 for explicit realigns.
5204 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5205 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5207 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5208 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5209 vec_perm for VSX and handle vec_promote_demote.
5211 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5214 * builtins.c (fold_builtin_atomic_always_lock_free,
5215 expand_builtin_atomic_always_lock_free,
5216 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5217 Return and/or test boolean_true_node/boolean_false_node instead of
5218 integer_one_node/integer_zero_node.
5220 2012-02-10 Jan Hubicka <jh@suse.cz>
5223 * predict.c (predict_paths_for_bb): Prevent looping.
5224 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5226 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5228 * config/arm/arm.c (output_move_double): In one case properly
5229 count number of instructions that will be emitted.
5231 2012-02-10 Richard Guenther <rguenther@suse.de>
5233 PR translation/52193
5234 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5236 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5239 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5241 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5244 * var-tracking.c (emit_note_insn_var_location): If
5245 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5246 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5247 non-NOTE_DURING_CALL_P insn.
5249 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5252 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5254 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5257 * gcc.c (switch_matches) Support switches with separated form,
5260 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5262 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5264 (RAMPZ_ADDR): Ditto.
5265 * config/avr/avr.c (avr_addr_t): New typedef.
5266 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5267 (avr_init_expanders): Initialize it.
5268 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5270 (expand_epilogue): Ditto.
5271 (avr_print_operand): Ditto.
5272 (avr_file_start): Ditto.
5273 (avr_emit_movmemhi): Ditto.
5275 2012-02-08 Richard Guenther <rguenther@suse.de>
5277 PR tree-optimization/46886
5278 * tree-flow.h (do_while_loop_p): Declare.
5279 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5280 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5282 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5284 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5285 always succeed for integers larger than a native word.
5287 2012-02-08 Richard Guenther <rguenther@suse.de>
5289 PR rtl-optimization/52170
5290 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5291 properly handle integer vector modes.
5293 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5295 PR gcov-profile/52150
5296 * coverage.c: Include target.h.
5297 (build_var): Call targetm.strip_name_encoding on the assembler name.
5298 Change one _ into . or $ if the target allows it.
5299 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5301 PR rtl-optimization/52139
5302 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5303 is a BARRIER after emit_insn_after_noloc, move BB_END
5304 to the last non-BARRIER insn before it.
5306 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5309 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5310 (mips_gimplify_va_arg_expr): Call it instead of
5311 std_gimplify_va_arg_expr.
5313 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5315 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5316 message for -mno-pointers-to-nested-function.
5318 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5321 * expr.c (get_inner_reference): If there is an offset, add a negative
5322 bit position to it (if any).
5324 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5326 PR rtl-optimization/52060
5327 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5328 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5329 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5330 and/or i0src_copy2 when needed.
5332 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5334 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5335 or LTOPLUGINSONAME if have_c.
5337 * config/freebsd-spec.h: Add comment about what macros can be defined
5339 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5340 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5343 2012-02-07 Richard Guenther <rguenther@suse.de>
5345 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5346 newline in -alias dumps.
5348 2012-02-07 Kai Tietz <ktietz@redhat.com>
5349 Dave Korn <dave.korn.cygwin@gmail.com>
5352 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5353 Take care that typinfo gets dllexport-attribute.
5355 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5358 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5359 if modifier < EXPAND_SUM call force_operand on the result.
5361 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5363 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5364 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5366 (epiphany_function_type): Replace types for specific interrupts with
5367 EPIPHANY_FUNCTION_INTERRUPT.
5368 (EPIPHANY_INTERRUPT_P): Update.
5369 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5370 New static function.
5371 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5372 <disinterrupt>: Affects type identity.
5373 (epiphany_handle_interrupt_attribute): Handle variable number of
5375 (epiphany_compute_function_type): Update for new
5376 epiphany_function_type definition.
5377 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5378 handlers with a longcall forwarder.
5379 (epiphany_start_function): Handle multiple interrupt arguments and/or
5380 forwarder_section attribute.
5382 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5385 2012-02-07 Alan Modra <amodra@gmail.com>
5388 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5391 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5393 PR tree-optimization/50969
5394 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5395 use vec_perm rather than vector_stmt.
5396 (vect_model_load_cost): Likewise.
5397 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5398 vec_perm to be the same as other vector statements.
5399 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5400 cost of vec_perm for TARGET_VSX.
5402 2012-02-06 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/52115
5405 * tree-sra.c (access_has_replacements_p): New function.
5406 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5408 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5411 * trans-mem.c (expand_call_tm): Add an assertion.
5412 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5415 2012-02-06 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/50955
5418 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5419 raise cost of expressions that replace an address with an
5420 expression based on a different pointer.
5422 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5425 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5426 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5428 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5431 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5432 -Weffc++ and specify guidelines come from second edition.
5434 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5436 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5437 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5438 (call_direct_split, call_value_split, call_value_internal_direct)
5439 (call_value_direct_split, call_value_multiple_split): Use jal and
5440 jal_macro attributes.
5442 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5444 * reload1.c (reload_regs_reach_end_p): Replace with...
5445 (reload_reg_rtx_reaches_end_p): ...this function.
5446 (new_spill_reg_store): Update commentary.
5447 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5448 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5449 before setting new_spill_reg_store.
5450 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5451 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5452 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5453 for non-spill reload registers.
5455 2012-02-05 Ira Rosen <irar@il.ibm.com>
5457 PR tree-optimization/52091
5458 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5459 (vect_is_simple_use_1): Likewise.
5460 * tree-vect-loop.c (vectorizable_reduction): Update calls
5461 to vect_is_simple_use_1 and vect_is_simple_use.
5462 (vectorizable_live_operation): Likewise.
5463 * tree-vect-patterns.c (widened_name_p,
5464 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5465 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5466 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5467 vectorizable_shift,vectorizable_operation, vectorizable_store,
5468 vectorizable_load): Likewise.
5469 (vect_is_simple_cond): Add an argument, pass it to
5470 vect_is_simple_use_1.
5471 (vectorizable_condition): Update calls to vect_is_simple_cond,
5473 (vect_is_simple_use): Add an argument, the statement in which
5474 OPERAND is used. Check that if OPERAND's def stmt is a double
5475 reduction phi node, the use is a phi node too.
5476 (vect_is_simple_use_1): Add an argument, pass it to
5478 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5479 to vect_is_simple_use.
5481 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5483 PR rtl-optimization/52095
5484 * modulo-sched.c (dump_insn_locator): New function.
5485 (loop_canon_p, sms_schedule): Use it.
5487 PR rtl-optimization/52113
5488 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5489 even for decomposable shift/zext insns.
5491 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5492 Zdenek Dvorak <ook@ucw.cz>
5494 PR rtl-optimization/52092
5495 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5496 on get_iv_value result.
5498 2012-02-02 Andrew Pinski <apinski@cavium.com>
5502 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5504 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5507 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5509 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5511 PR rtl-optimization/49800
5512 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5513 (sched_finish): Call regstat_free_n_sets_and_refs.
5515 2012-02-02 Jia Liu <proljc@gmail.com>
5517 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5520 2012-02-02 Jan Hubicka <jh@suse.cz>
5521 Tom de Vries <tom@codesourcery.com>
5524 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5525 * varpool.c (varpool_analyze_pending_decls): Likewise.
5527 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5528 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5530 * config.gcc: Add cr16-* support.
5532 * doc/extend.texi: Document cr16 extensions.
5533 * doc/install.texi: Document cr16 install.
5534 * doc/invoke.texi: Document cr16 options.
5535 * doc/md.texi: Document cr16 constraints.
5537 * common/config/cr16/cr16-common.c: New file.
5538 * config/cr16/cr16.c: New file.
5539 * config/cr16/cr16.h: New file.
5540 * config/cr16/cr16.md: New file.
5541 * config/cr16/cr16.opt: New file.
5542 * config/cr16/cr16-protos.h: New file.
5543 * config/cr16/predicates.md: New file.
5544 * config/cr16/constraints.md: New file.
5545 * config/cr16/t-cr16: New file.
5547 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5550 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5551 that operands[2] is either immediate, or q_regs_operand.
5553 PR tree-optimization/52073
5554 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5555 a pattern stmt for pattern uses, ignore uses outside of the loop.
5557 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5559 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5560 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5561 (OUT_AS1, OUT_AS2): Remove.
5563 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5565 PR rtl-optimization/51374
5566 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5567 to cross other volatile_refs_p insns.
5569 2012-02-01 Richard Guenther <rguenther@suse.de>
5571 * doc/invoke.texi (fno-inline): Clarify documentation.
5572 (finline-small-functions): Likewise.
5573 (finline-functions): Likewise.
5574 * common.opt (finline): Adjust comment and documentation.
5575 (finline-small-functions): Clarify documentation.
5576 (finline-functions): Likewise.
5577 (finline-functions-called-once): Likewise.
5579 2012-02-01 Tristan Gingold <gingold@adacore.com>
5581 * c-typeck.c (composite_type): Keep mode for pointers.
5583 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5585 * function.h (regno_reg_rtx): Adjust comment.
5586 * reginfo.c (init_reg_modes_target): Only use the previous mode
5587 if it fits within one register. Remove MIPS comment.
5589 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5592 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5594 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5596 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5597 to srak instruction.
5599 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5601 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5603 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5608 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5610 2012-01-31 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/51528
5613 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5616 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5621 * ree.c (add_removable_extension): Change def_map argument
5622 to unsigned *, store in def_map 1 + offset into *insn_list vector
5623 instead of pointers into the vector.
5624 (find_removable_extensions): Adjust caller.
5626 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5628 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5629 Transform all "* quoted-c-code" to { c-code }.
5630 Remove redundant test for "optimize" in combine patterns.
5631 Move (include "avr-dimode.md") to end of file.
5633 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5636 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5637 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5639 2012-01-30 Richard Guenther <rguenther@suse.de>
5641 PR tree-optimization/52028
5642 * tree-loop-distribution.c (ldist_gen): Properly update
5645 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5648 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5649 set_cur_line_info_table if not emitting debug info.
5651 PR tree-optimization/52046
5652 * tree-vect-patterns.c (check_bool_pattern): Give up if
5653 a comparison could throw.
5656 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5658 2012-01-30 Richard Guenther <rguenther@suse.de>
5660 PR tree-optimization/52045
5661 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5662 SSA form if cfgcleanup did anything.
5664 2012-01-30 Richard Guenther <rguenther@suse.de>
5666 PR tree-optimization/52045
5667 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5668 before computing final todo.
5670 2012-01-30 Richard Guenther <rguenther@suse.de>
5672 PR tree-optimization/51528
5673 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5676 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5678 * df-problems.c (df_kill_notes): Check that the use refers
5679 to the note under examination.
5681 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5684 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5685 parameter and use short-lived pseudos.
5686 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5687 (sparc_expand_vector_init): Const-ify local variables and adjust
5688 calls to above functions.
5690 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5692 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5694 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5696 * doc/invoke.texi: Make usage of "compile time" and
5697 "run time"/"runtime" consistent throughout the file.
5699 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5701 * config/alpha/alpha.c (alpha_option_override): Default to
5702 full IEEE compliance mode for Go language.
5704 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5706 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5707 (LINK_SSP_SPEC): Define.
5709 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5712 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5715 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5717 * doc/invoke.texi: Correct hyphenation of "floating point",
5718 "double precision", and related terminology throughout the file.
5720 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5723 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5724 arm_general_register_operand predicate for operand 2 instead of
5727 2012-01-27 Ian Lance Taylor <iant@google.com>
5730 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5731 * builtins.c (expand_builtin_init_trampoline): Add onstack
5732 parameter. Change caller.
5733 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5734 * tree.c (build_common_builtin_nodes): Declare
5735 __builtin_init_heap_trampoline.
5737 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5739 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5740 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5741 * config/avr/avr.c: Ditto.
5742 (avr_regnames): Remove because unused.
5743 * config/avr/avr.md (*cpse.ne): New peephole.
5744 (*cpse.eq): New peephole from former cpse peepholes.
5746 2012-01-27 Michael Eager <eager@eagercon.com>
5748 * config/microblaze.c (microblaze_emit_compare): Correct
5749 test after pcmp instruction.
5751 2012-01-27 Richard Guenther <rguenther@suse.de>
5753 PR tree-optimization/52020
5754 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5756 2012-01-27 Richard Guenther <rguenther@suse.de>
5758 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5759 function non-const/pure.
5761 2012-01-27 Richard Guenther <rguenther@suse.de>
5763 PR tree-optimization/50444
5764 * tree-sra.c (build_ref_for_offset): Properly adjust the
5765 MEM_REF type for unaligned accesses.
5767 2012-01-27 Richard Guenther <rguenther@suse.de>
5769 PR tree-optimization/50444
5770 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5771 (expand_assignment): Use it. Properly handle misaligned
5772 bases when expanding stores to component references.
5773 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5776 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5779 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5780 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5781 * tree-data-ref.c (find_data_references_in_loop): Make static.
5782 (compute_all_dependences): Change return type to bool. Bail out
5783 for too many datarefs in a loop. Move the hunk resetting the data
5784 dependences vector from ...
5785 (compute_data_dependences_for_loop): ... here. Account for
5786 compute_all_dependences returning false.
5787 (compute_data_dependences_for_bb): Likewise.
5788 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5789 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5791 2012-01-27 Richard Guenther <rguenther@suse.de>
5794 * expr.c (store_field): Use the alias-set of the scratch memory
5797 2012-01-27 Tom de Vries <tom@codesourcery.com>
5799 PR tree-optimization/51990
5800 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5802 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5804 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5807 * var-tracking.c (reverse_op): Don't add any reverse operation
5808 if V already has any constant locations.
5810 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5812 * doc/invoke.texi: Correct usage of "command line" (noun)
5813 vs "command-line" (adjective) throughout.
5815 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5817 * doc/invoke.texi (Language Independent Options): Move
5818 -Wcoverage-mismatch blurb from here....
5819 (Warning Options): ...to here.
5821 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5823 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5824 Set rs6000_always_hint to false for 476.
5826 2012-01-27 Matthias Klose <doko@ubuntu.com>
5828 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5830 * incpath.c (add_standard_paths): Likewise.
5832 2012-01-27 Richard Henderson <rth@redhat.com>
5834 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5835 * config/m68k/sync.md (atomic_test_and_set): Rename from
5836 sync_test_and_setqi and adjust the operands.
5837 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5838 and unconditionally enable.
5840 2012-01-27 Richard Henderson <rth@redhat.com>
5842 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5843 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5844 (ldstub): Rename from ldstubqi.
5845 (ldstub<I24MODE>): Remove.
5847 2012-01-27 Richard Henderson <rth@redhat.com>
5849 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5850 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5851 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5852 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5853 * doc/tm.texi: Rebuild.
5855 2012-01-27 Richard Henderson <rth@redhat.com>
5857 * optabs.c (gen_atomic_test_and_set): Remove default.
5858 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5860 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5862 PR rtl-optimization/51978
5863 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5864 (combine_reaching_defs): Likewise.
5865 (struct re_info): Remove.
5866 (add_removable_extension): Remove x and data arguments,
5867 add insn, insn_list and def_map. Use the arguments directly
5868 instead of using struct re_info.
5869 (find_removable_extensions): Don't call add_removable_extension
5870 through note_stores, instead just call it with single_set
5872 (find_and_remove_re): Pass curr_cand->expr instead of
5873 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5875 2012-01-26 Michael Matz <matz@suse.de>
5877 PR tree-optimization/46590
5878 * cfgexpand.c: Revert last change (r183305).
5879 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5881 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5882 checking for emptiness.
5884 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5887 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5888 non-addressable non-BLKmode base correctly.
5890 2012-01-26 Michael Matz <matz@suse.de>
5892 PR tree-optimization/48794
5893 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5894 regions referenced from RESX/EH_DISPATCH.
5896 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5898 * config/s390/s390.h: Make BRANCH_COST an option.
5899 * config/s390/s390.opt: New option -mbranch-cost.
5901 2012-01-26 Richard Henderson <rth@redhat.com>
5903 Revert 2012-01-24 change:
5904 * trans-mem.c (requires_barrier): Do not instrument thread local
5905 variables and emit save/restore for them.
5907 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5910 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5913 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5915 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5918 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5921 Rename __pgm to __flash.
5922 Rename __pgm1 to __flash1.
5923 Rename __pgm2 to __flash2.
5924 Rename __pgm3 to __flash3.
5925 Rename __pgm4 to __flash4.
5926 Rename __pgm5 to __flash5.
5927 Rename __pgmx to __memx.
5928 * doc/extend.texi (AVR Named Address Spaces)
5929 Rename address space names as indicated above.
5930 * config/avr/avr.c (avr_addrspace): Ditto.
5932 * config/avr/avr-protos.h
5933 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5934 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5935 * config/avr/predicates.md: Ditto.
5936 * config/avr/avr.c Ditto, and
5937 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5938 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5940 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5941 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5942 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5943 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5944 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5945 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5946 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5947 * config/avr/avr.c: Ditto.
5948 * config/avr/avr.md: Ditto.
5950 2012-01-25 Jason Merrill <jason@redhat.com>
5953 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5955 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5957 PR tree-optimization/51987
5958 * tree-data-ref.c (get_references_in_stmt): Handle references in
5959 non-volatile GIMPLE_ASM.
5961 2012-01-25 Richard Guenther <rguenther@suse.de>
5963 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5964 bases are dereferenced.
5966 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5968 PR rtl-optimization/48374
5969 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5971 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5973 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5974 compute_data_dependences_for_loop returns false.
5975 * tree-parloops.c (loop_parallel_p): Likewise.
5977 2012-01-25 Richard Guenther <rguenther@suse.de>
5979 * tree.h (get_pointer_alignment_1): Declare.
5980 * builtins.c (get_pointer_alignment_1): New function.
5981 (get_pointer_alignment): Use it.
5983 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5985 PR rtl-optimization/48308
5986 * combine.c (enum undo_kind): Add UNDO_LINKS.
5987 (struct undo): Add member l to other_contents and where.
5988 (do_SUBST_LINK): New.
5990 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5991 (undo_all): Handle UNDO_LINKS.
5993 2012-01-25 Richard Henderson <rth@redhat.com>
5995 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5998 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6000 * optabs.c (gen_atomic_test_and_set): Use each argument.
6002 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6004 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6005 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6006 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6007 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6008 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6009 TARGET_PAIRED_SINGLE_FLOAT.
6011 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6013 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6014 (in_struct, return_val): Remove MEM documentation.
6015 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6016 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6017 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6019 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6020 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6021 * expr.c (store_field): Likewise.
6022 * function.c (assign_stack_temp_for_type): Likewise.
6023 * ifcvt.c (noce_try_cmove_arith): Likewise.
6024 * reload1.c (reload): Likewise.
6025 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6026 (alpha_set_memflags): Likewise.
6027 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6029 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6031 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6033 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6034 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6035 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6037 * cselib.c (cselib_rtx_varies_p): Delete.
6038 (cselib_invalidate_mem): Update call to canon_true_dependence.
6039 * dse.c (record_store, check_mem_read_rtx): Likewise.
6040 (scan_reads_nospill): Likewise.
6041 * cse.c (check_dependence): Likewise.
6042 (cse_rtx_varies_p): Delete.
6043 * expr.c (safe_from_p): Update call to true_dependence.
6044 * ira.c (validate_equiv_mem_from_store): Likewise.
6045 (memref_referenced_p): Likewise.
6046 * postreload-gcse.c (find_mem_conflicts): Likewise.
6047 * sched-deps.c (sched_analyze_2): Likewise.
6048 * store-motion.c (load_kills_store): Likewise.
6049 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6050 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6051 (compute_transp): Update call to canon_true_dependence.
6053 2012-01-25 Richard Henderson <rth@redhat.com>
6055 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6056 (maybe_emit_atomic_test_and_set): New.
6057 (expand_sync_lock_test_and_set): Use it.
6058 (expand_atomic_test_and_set): Likewise.
6059 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6060 the implementation; clarify implementation defined details.
6061 * doc/md.texi (atomic_test_and_set): Document.
6063 2012-01-25 Richard Henderson <rth@redhat.com>
6065 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6067 2012-01-25 Richard Henderson <rth@redhat.com>
6070 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6071 to effect no-op split.
6073 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6076 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6077 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6078 (BT_FN_VOID_PTR_INT_SIZE): New.
6079 (BT_FN_UINT_UINT_VAR): Remove.
6080 (BT_FN_UINT32_UINT32_VAR): New.
6081 (BT_FN_DOUBLE_VPTR): Remove.
6082 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6084 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6085 (_ITM_changeTransactionMode): Same.
6086 (_ITM_memmoveRtWt): Change return type to void.
6087 (_ITM_memcpyRtWt): Same.
6088 (_ITM_memsetW): Same.
6089 (_ITM_RaRD): Change types to double.
6094 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6096 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6097 Patrick Marlier <patrick.marlier@gmail.com>
6099 * trans-mem.c (requires_barrier): Do not instrument thread local
6100 variables and emit save/restore for them.
6102 2012-01-24 Jason Merrill <jason@redhat.com>
6105 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6106 output static aliases.
6108 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6111 * common.opt (-pie, -shared, pie, shared): Change from Common to
6113 * gcc.c (display_help): Display help for -pie and -shared.
6115 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6118 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6119 Remove note on size/offset limitation.
6120 (AVR Variable Attributes): Add example how to read data located
6121 with progmem. Refer to named address spaces.
6122 * doc/invoke.texi (AVR Options): Fix typo.
6124 2012-01-24 Richard Guenther <rguenther@suse.de>
6126 Forward-port to trunk
6127 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6130 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6131 op0 isn't sufficiently aligned and there is movmisalignM
6132 insn for mode, use it to load op0 into a temporary register.
6134 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6137 * target.def (const_not_ok_for_debug_p): New hook.
6138 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6140 * doc/tm.texi: Regenerated.
6141 * dwarf2out.c (const_ok_for_output_1): If
6142 targetm.const_not_ok_for_debug_p returns true, fail.
6143 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6145 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6147 2012-01-23 Kai Tietz <ktietz@redhat.com>
6150 * config/i386/predicates.md (symbolic_operand): Allow
6151 UNSPEC_PCREL as PIC expression for lea.
6152 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6153 * config/i386/i386.c (ix86_delegitimize_address): Handle
6154 UNSPEC_PCREL for none-MEM, too.
6156 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6158 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6159 (ipa_tm_create_version_alias): Same.
6161 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6164 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6165 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6167 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6168 Patrick Marlier <patrick.marlier@gmail.com>
6169 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6172 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6173 simple_object_start_read.
6175 2012-01-23 Richard Guenther <rguenther@suse.de>
6178 PR tree-optimization/51895
6179 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6180 parameter decomposition into BLKmode components.
6182 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6184 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6185 fake variables for restrict-qualified pointers whose pointed-to type
6186 contains a placeholder.
6188 2012-01-23 Richard Guenther <rguenther@suse.de>
6190 PR tree-optimization/51949
6191 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6193 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6195 PR rtl-optimization/51933
6196 * ree.c (transform_ifelse): Return true right away if dstreg is
6197 already wider or equal to cand->mode.
6198 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6199 (make_defs_and_copies_lists): Remove defs_list and copies_list
6200 arguments, add state argument, just truncate state->work_list
6201 instead of always allocating and freeing the vector. Assert that
6202 get_defs succeeds instead of returning 2. Changed return type to bool.
6203 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6204 have ext_src_mode, see if it has been modified already with the
6205 right kind of extension and has been extended before from the
6206 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6207 just return true. Remember the original mode in state->modified array.
6208 (combine_reaching_defs): Add state argument. Don't allocate and
6209 free here def_list, copied_list and vec vectors, instead just
6210 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6211 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6212 Add state variable, clear vectors in it, initialize state.modified
6213 if needed. Free all the vectors at the end and state.modified too.
6214 Don't skip a candidate if the extension expression has been modified.
6216 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6219 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6220 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6221 (extra_options) interix.opt -> i386/interix.opt"
6222 (extra_objs):Add winnt-stubs.o
6223 * configure.ac: Add interix to target_os .comm on PE check.
6224 * configure: Regenerate.
6225 * config/interix3.h: Delete and move bits to..
6226 * config/interix.h: Delete and move bits to..
6227 * config/i386/i386-interix3.h: Delete and move bits to..
6228 * config/i386/i386-interix.h: ..here.
6229 (TARGET_CPU_DEFAULT): Remove redefinition.
6230 (TARGET_ASM_CONSTRUCTOR): Undefine.
6231 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6232 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6233 (PTRDIFF_TYPE): Define.
6234 (LONG_DOUBLE_TYPE_SIZE): Define.
6235 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6236 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6237 (TARGET_SECTION_TYPE_FLAGS): Define.
6238 (ASM_DECLARE_FUNCTION_NAME): Define.
6239 (ASM_OUTPUT_EXTERNAL): Define.
6240 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6241 (ASM_OUTPUT_ALIGNED_BSS): Define.
6242 (PCC_BITFIELD_TYPE_MATTERS): Define.
6243 (USE_CONST_SECTION): Define.
6244 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6245 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6246 (SUPPORTS_ONE_ONLY): Remove.
6247 (I386_PE_STRIP_ENCODING): Define.
6248 * config/interix.opt: Delete and move bits to..
6249 * config/i386/interix.opt: ..here. New.
6250 (mpe-aligned-commons): Add.
6251 * config/i386/t-interix: Add copyright header.
6252 (winnt-stubs.o): Add rule.
6254 2012-01-22 Jason Merrill <jason@redhat.com>
6257 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6258 for extra name aliases.
6260 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6262 PR rtl-optimization/51924
6263 * ree.c (combine_set_extension): Improve debugging message.
6264 (combine_reaching_defs): Likewise.
6265 (get_defs): Rename confusingly named variable.
6266 (find_and_remove_re): Skip a candidate if the extension expression has
6269 2012-01-21 Robert Millan <rmh@gnu.org>
6270 Gerald Pfeifer <gerald@pfeifer.com>
6272 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6273 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6275 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6277 PR tree-optimization/51914
6278 * tree-vect-stmts.c (vectorizable_conversion): For
6279 cvt_type && modifier == WIDEN, put temporary with cvt_type
6280 at the beginning of vec_dsts and set vec_dest to temporary
6283 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6285 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6287 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6289 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6290 * config/rs6000/rs6000.c: Likewise.
6292 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6295 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6296 output_move_double on a copy of operands array.
6298 2012-01-20 Cary Coutant <ccoutant@google.com>
6299 Dodji Seketeli <dodji@redhat.com>
6302 * dwarf2out.c (copy_declaration_context): Return ref to parent
6303 of declaration DIE, if necessary.
6304 (remove_child_or_replace_with_skeleton): Add new parameter; update
6305 caller. Place skeleton DIE under parent DIE of original declaration.
6306 Move call to copy_declaration_context to here ...
6307 (break_out_comdat_types): ... from here.
6309 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6311 PR rtl-optimization/51856
6312 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6315 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6318 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6319 hints for neon loads and stores.
6321 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6325 * doc/extend.texi (Named Address Spaces): Split into subsections.
6326 (AVR Named Address Spaces): New subsection.
6327 (M32C Named Address Spaces): New subsection.
6328 (RL78 Named Address Spaces): New subsection.
6329 (SPU Named Address Spaces): New subsection.
6330 (Variable Attributes): New anchor "AVR Variable Attributes".
6331 (AVR Variable Attributes): Rewrite and avoid wording
6332 "address space" in this context.
6333 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6334 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6335 (AVR Built-in Macros): New subsubsection therein.
6336 * doc/md.texi (AVR constraints): Remove "C04", "R".
6338 2012-01-20 Richard Guenther <rguenther@suse.de>
6340 PR tree-optimization/51903
6341 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6342 when removing stmts.
6344 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6347 * config/arm/arm.c (arm_load_pic_register): Use
6348 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6349 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6350 (arm_pic_static_addr): Likewise.
6351 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6352 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6353 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6354 (pic_load_addr_unified): New.
6356 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6359 * function.c (instantiate_virtual_regs_in_insn): Use
6360 delete_insn_and_edges when removing a wrong asm insn.
6362 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6364 PR rtl-optimization/40761
6365 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6366 Add new member loop_num.
6367 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6368 (ira_build): Remove the parameter.
6370 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6371 (ira.c): Do not build CFG loops for one region allocation. Remove
6372 argument from ira_build call.
6374 * ira-build.c (init_loop_tree_node): New function.
6375 (create_loop_tree_nodes): Use it. Separate the case when CFG
6376 loops are not built.
6377 (more_one_region_p): Check current_loops.
6378 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6380 (add_loop_to_tree): Process loop equal to NULL too.
6381 (form_loop_tree): Separate the case when CFG loops are not built.
6382 Use explicitly number for the root.
6383 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6385 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6386 instead of loop->num.
6387 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6388 (mark_all_loops_for_removal): Ditto.
6389 (remove_unnecessary_regions): Separate the case when CFG loops
6391 (ira_build): Remove the parameter. Use explicit number of regions
6392 when CFG loops are not built.
6394 * ira-color.c (print_loop_title): Separate the case for the root node.
6395 Use loop_num instead of loop->num.
6396 (move_spill_restore): Use loop_num instead of loop->num.
6398 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6399 (change_loop): Ditto.
6400 (change_loop): Use loop_num instead of loop->num.
6402 * ira-lives.c (process_bb_node_lives): Ditto.
6404 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6406 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6408 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6411 * tree-mudflap.c (mf_artificial): New function.
6412 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6413 mx_register_decls, mudflap_enqueue_decl): Use it.
6416 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6417 numbers in the insn pattern.
6419 2012-01-19 Michael Matz <matz@suse.de>
6421 PR tree-optimization/46590
6422 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6423 use it in remembering which conflicts we already created.
6424 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6427 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6430 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6431 (merge_and_complain): Same.
6433 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6436 * config/initfini-array.h: Guard content of the header
6437 with #ifdef HAVE_INITFINI_ARRAY.
6438 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6439 Add initfini-array.h to tm_file here.
6440 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6441 * config.gcc: Don't add initfini-array.h to tm_file here.
6442 * configure: Regenerated.
6444 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6446 PR rtl-optimization/51505
6447 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6448 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6449 (df_note_bb_compute): Update the call to df_kill_notes.
6451 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6453 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6455 2012-01-18 Richard Guenther <rguenther@suse.de>
6457 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6458 of conversions to void *.
6460 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6461 Richard Sandiford <rdsandiford@googlemail.com>
6465 * optabs.h (simplify_expand_binop): Declare.
6466 * optabs.c (simplify_expand_binop): Make global.
6467 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6468 endian targets if the source cannot be exactly covered by word
6471 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6474 * hard-reg-set.h (struct hard_reg_set_container): New type.
6475 * target.h (struct hard_reg_set_container): Forward declare.
6476 * target.def (set_up_by_prologue): New target hook.
6477 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6478 * doc/tm.texi: Regenerated.
6479 * function.c (thread_prologue_and_epilogue_insns): Change
6480 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6481 Call targetm.set_up_by_prologue on it.
6482 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6483 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6485 2012-01-17 Nick Clifton <nickc@redhat.com>
6487 * config/rx/rx.c (rx_can_use_simple_return): New function.
6488 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6489 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6491 2012-01-17 Richard Guenther <rguenther@suse.de>
6494 * expr.c (expand_assignment): Take address-space information
6495 from the address operand of MEM_REF and TARGET_MEM_REF.
6496 (expand_expr_real_1): Likewise.
6498 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6500 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6501 reload dump is requested.
6503 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6506 * trans-mem.c (requires_barrier): Call may_be_aliased.
6508 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6510 PR tree-optimization/51877
6511 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6512 call arguments and fndecls compare equal, instead return false if they
6513 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6514 both SSA_NAMEs that are valueized the same, or they satisfy
6517 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6519 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6521 * configure: Regenerate.
6523 2012-01-16 Jan Hubicka <jh@suse.cz>
6527 * convert.c (convert_to_integer): Use fold_convert for
6528 converting an INTEGER_CST to integer type.
6530 2012-01-16 Jason Merrill <jason@redhat.com>
6533 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6535 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6538 * config/s390/s390.c (s390_chunkify_start): Don't skip
6539 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6540 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6541 If insn is followed by NOTE_INSN_VAR_LOCATION or
6542 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6543 Don't use location of note insns.
6545 PR tree-optimization/51865
6546 * tree-inline.c (tree_function_versioning): Call remap_decl
6547 on DECL_RESULT whenever it has VOID_TYPE_P type.
6549 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6551 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6552 for calls to locally-binding MIPS16 functions if only the return
6553 type uses float regs.
6555 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6556 Richard Sandiford <rdsandiford@googlemail.com>
6558 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6559 (SYMBOL_32_HIGH): Likewise.
6560 (mips_output_tls_reloc_directive): Declare.
6561 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6562 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6563 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6564 (mips_lo_relocs, mips_hi_relocs): Make extern.
6565 (mips16_stub_function): Move up file.
6566 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6567 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6568 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6569 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6570 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6571 (mips_get_tp): Add MIPS16 support.
6572 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6573 Generalize DTPREL and TPREL handling.
6574 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6575 Add MIPS16 TLS support.
6576 (mips_output_tls_reloc_directive): New function.
6577 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6578 * config/mips/predicates.md (symbolic_operand_with_high)
6579 (tls_reloc_operand): New predicates.
6580 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6581 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6582 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6583 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6584 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6585 (*tls_get_tp_mips16_call_<mode>): Likewise.
6587 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6589 PR rtl-optimization/51821
6590 * recog.c (peep2_find_free_register): Determine clobbered registers
6593 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6596 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6597 * config/avr/avr.c: Likewise.
6598 * config/avr/avr.h: Likewise.
6600 2012-01-13 Ian Lance Taylor <iant@google.com>
6603 * tree.h (TYPE_QUALS): Add cast to int.
6604 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6606 2012-01-13 Ian Lance Taylor <iant@google.com>
6608 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6609 comparing param_index to VEC_length result.
6611 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6613 * c-decl.c: Do not include tree-mudflap.h
6614 * tree-optimize.c: Likewise.
6615 * Makefile.in: Update dependencies.
6617 2012-01-13 Richard Guenther <rguenther@suse.de>
6620 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6621 variable-sized result always use RSO.
6623 2012-01-12 DJ Delorie <dj@redhat.com>
6625 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6626 pointer type, not just the default pointer type.
6628 2012-01-09 Richard Henderson <rth@redhat.com>
6629 Denis Chertykov <chertykov@gmail.com>
6632 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6633 * config/avr/avr.c (avr_can_eliminate): Simplify.
6634 (avr_initial_elimination_offset): Likewise.
6635 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6636 (expand_epilogue): Likewise.
6637 (avr_legitimize_address): Gut.
6638 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6639 (avr_hard_regno_nregs): New.
6640 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6641 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6642 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6643 add soft frame pointer.
6644 (CALL_USED_REGISTERS): Likewise.
6645 (REG_CLASS_CONTENTS): Likewise.
6646 (REGISTER_NAMES): Likewise.
6647 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6648 (HARD_FRAME_POINTER_REGNUM): New.
6649 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6650 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6651 remove the HARD_FRAME_POINTER self-elimination.
6653 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6656 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6657 DECL_EXTERNAL when checking for initializers of progmem variables.
6659 2012-01-12 Ira Rosen <irar@il.ibm.com>
6661 PR tree-optimization/51799
6662 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6663 that the last operation is a type demotion.
6665 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6667 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6668 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6670 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6673 * combine.c (distribute_notes): If i3 is a noreturn call,
6674 allow old_size to be equal to args_size and make sure the
6675 noreturn call gets REG_ARGS_SIZE note.
6676 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6677 on noreturn calls even when the delta is 0.
6679 2012-01-11 Nathan Sidwell <nathan@acm.org>
6681 * gcov.c (STRING_SIZE): Remove.
6682 (generate_results): Erase annotations for source files with no
6683 coverage information.
6685 (output_lines): Use it.
6687 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6689 * gimple.h (gimplify_body): Remove first argument.
6690 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6691 pointer set here, instead just pass DATA to walk_tree.
6692 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6693 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6694 (unvisit_body): Likewise, but with unmark_visited.
6695 (gimplify_body): Remove BODY_P argument and adjust.
6696 (gimplify_function_tree): Adjust call to gimplify_body.
6697 * omp-low.c (finalize_task_copyfn): Likewise.
6699 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6701 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6702 (build_function_type_skip_args): Delete.
6703 * tree.c (build_function_type_skip_args): Make static and add
6704 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6705 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6706 pass it to build_function_type_skip_args.
6707 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6708 (tree_function_versioning): Likewise.
6709 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6710 build_function_decl_skip_args.
6711 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6712 and pass it to build_function_decl_skip_args/tree_function_versioning.
6713 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6714 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6715 * trans-mem.c (ipa_tm_create_version): Likewise.
6716 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6717 * tree-inline.c (declare_return_variable): Remove always-true test.
6718 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6719 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6720 * ipa-split.c (split_function): Skip the return value for the split
6721 part if it doesn't return.
6723 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6725 PR tree-optimization/49642
6726 * ipa-split.c (forbidden_dominators): New variable.
6727 (check_forbidden_calls): New function.
6728 (dominated_by_forbidden): Likewise.
6729 (consider_split): Check for forbidden dominators.
6730 (execute_split_functions): Initialize and free forbidden
6731 dominators info; call check_forbidden_calls.
6733 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6735 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6737 2012-01-11 Nick Clifton <nickc@redhat.com>
6739 * config/rx/rx.md (return): Define pattern.
6741 2012-01-11 Richard Guenther <rguenther@suse.de>
6743 * doc/extend.texi (malloc attribute): Adjust according to
6746 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6747 Patrick Marlier <patrick.marlier@gmail.com>
6750 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6751 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6752 (ipa_tm_note_irrevocable): Same.
6753 (ipa_tm_scan_irr_block): Same.
6754 (ipa_tm_decrement_clone_counts): Same.
6755 (ipa_tm_scan_irr_function): Same.
6756 (ipa_tm_create_version_alias): Same.
6757 (ipa_tm_create_version): Same.
6758 (ipa_tm_transform_calls_redirect): Same.
6759 (ipa_tm_transform_calls): Same.
6760 (ipa_tm_transform_transaction): Same.
6761 (ipa_tm_execute): Same.
6763 2012-01-10 Richard Guenther <rguenther@suse.de>
6766 * opts.c (common_handle_option): Handle -Werror.
6768 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6770 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6773 2012-01-10 Jason Merrill <jason@redhat.com>
6775 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6778 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6780 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6781 supports R_386_TLS_GD_PLT reloc.
6782 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6783 supports R_386_TLS_LDM_PLT reloc.
6784 * configure: Regenerate.
6785 * config.in: Regenerate.
6787 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6790 Extend __pgmx semantics to linearize memory.
6791 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6792 determine if code comes inline or from libgcc.
6793 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6794 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6795 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6796 (movmemx_qi, movmemx_hi): New insns.
6797 (xload_<mode>_libgcc): Rewrite to new insn condition.
6798 (xload_<mode>): Remove insns.
6799 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6800 cases that don't satisfy avr_xload_libgcc_p().
6801 (avr_addr_space_convert): Allow converting in any direction.
6802 (avr_addr_space_subset_p): Return always true.
6803 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6804 (avr_emit_movmemhi): Ditto.
6805 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6806 (avr_out_movmem): Ditto.
6807 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6808 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6809 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6810 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6811 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6813 2012-01-10 Richard Guenther <rguenther@suse.de>
6815 PR tree-optimization/50913
6816 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6817 Require data-refs to be representable by Graphite with respect
6820 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6822 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6823 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6825 2012-01-10 Tom de Vries <tom@codesourcery.com>
6827 PR rtl-optimization/51271
6828 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6829 handling annulled branch.
6831 2012-01-10 Richard Henderson <rth@redhat.com>
6833 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6834 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6835 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6836 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6837 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6838 arm_expand_vec_perm_const): New.
6839 * config/arm/arm-protos.h: Update.
6840 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6841 (*neon_vswp<VDQX>): New.
6842 (neon_vcombine<VDX>): Use neon_split_vcombine.
6843 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6844 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6845 (vec_perm<VE>): New.
6847 2012-01-10 Richard Henderson <rth@redhat.com>
6849 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6850 use it if reload_completed.
6851 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6852 arm_output_asm_insn, arm_process_output_memory_barrier,
6853 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6854 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6855 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6856 arm_process_output_sync_insn, arm_output_sync_insn,
6857 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6858 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6859 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6860 (emit_unlikely_jump): New.
6861 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6862 (arm_split_atomic_op): New.
6863 * config/arm/arm-protos.h: Update.
6864 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6865 (struct arm_sync_generator): Remove.
6866 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6867 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6868 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6869 (VUNSPEC_LL, VUNSPEC_SC): New.
6870 (sync_result, sync_memory, sync_required_value, sync_new_value,
6871 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6872 (attr length): Don't use arm_sync_loop_insns.
6873 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6874 (movsfcc, movdfcc): Likewise.
6875 * config/arm/constraints.md (Ua): New.
6876 * config/arm/prediates.md (mem_noofs_operand): New.
6877 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6878 (sync_clobber, sync_t2_reqd): Remove.
6879 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6880 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6881 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6882 (arm_sync_compare_and_swap<SIDI>): Remove.
6883 (arm_sync_compare_and_swap<NARROW>): Remove.
6884 (arm_sync_lock_test_and_set<SIDI>): Remove.
6885 (arm_sync_lock_test_and_set<NARROW>): Remove.
6886 (arm_sync_new_<syncop><SIDI>): Remove.
6887 (arm_sync_new_<syncop><NARROW>): Remove.
6888 (arm_sync_new_nand<SIDI>): Remove.
6889 (arm_sync_new_nand<NARROW>): Remove.
6890 (arm_sync_old_<syncop><SIDI>): Remove.
6891 (arm_sync_old_<syncop><NARROW>): Remove.
6892 (arm_sync_old_nand<SIDI>): Remove.
6893 (arm_sync_old_nand<NARROW>): Remove.
6894 (*memory_barrier): Merge arm_output_memory_barrier.
6895 (atomic_compare_and_swap<QHSD>): New.
6896 (atomic_compare_and_swap<NARROW>_1): New.
6897 (atomic_compare_and_swap<SIDI>_1): New.
6898 (atomic_exchange<QHSD>): New.
6899 (cas_cmp_operand, cas_cmp_str): New.
6900 (atomic_op_operand, atomic_op_str): New.
6901 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6902 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6903 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6904 (arm_load_exclusive<NARROW>): New.
6905 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6906 (arm_store_exclusive<QHSD>): New.
6908 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6910 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6911 reload patterns if -mvsx-scalar-memory.
6913 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6914 generated, even -mno-vsx-scalar-double was used.
6915 (vsx_xscvdpsp_scalar): Likewise.
6916 (vsx_xscvspdp_scalar2): Likewise.
6918 2012-01-09 Tom de Vries <tom@codesourcery.com>
6919 Andrew Pinski <apinski@cavium.com>
6922 * reorg.c (fill_slots_from_thread): Don't speculate
6923 frame-related insns.
6925 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6927 * sched-int.h (bb_note): Move to...
6928 * basic-block.h: ...here.
6929 * haifa-sched.c (bb_note): Move to...
6930 * cfgrtl.c: ...here.
6931 * function.c (next_block_for_reg): New function.
6932 (move_insn_for_shrink_wrap): Likewise.
6933 (prepare_shrink_wrap): Rewrite to use the above.
6935 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6937 * gimple.c (is_gimple_non_addressable): Remove.
6938 * gimple.h: Remove is_gimple_non_addressable.
6939 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6940 is_gimple_non_addressable.
6941 * trans-mem.c (expand_assign_tm): Same.
6943 2012-01-09 Richard Guenther <rguenther@suse.de>
6945 PR tree-optimization/51775
6946 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6947 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6949 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6951 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6953 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6955 2012-01-09 Richard Guenther <rguenther@suse.de>
6957 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6959 2012-01-08 Jan Hubicka <jh@suse.cz>
6961 PR tree-optimize/51680
6962 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6963 on when known_vals needs to be computed; cleanup.
6965 2012-01-08 Jan Hubicka <jh@suse.cz>
6967 PR tree-optimize/51694
6968 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6970 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6972 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6973 for -std=c++98 and -std=c++11 too.
6975 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6977 * cfgloop.c (cancel_loop): Add free() of bbs array.
6979 2012-01-07 Jan Hubicka <jh@suse.cz>
6981 PR tree-optimization/51600
6982 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6983 that benefits small functions.
6985 2012-01-07 Jan Hubicka <jh@suse.cz>
6987 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6989 2012-01-07 Jan Hubicka <jh@suse.cz>
6991 PR tree-optimization/51680
6992 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6993 whose inlining reduce unit size.
6995 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6998 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6999 Add canonical node to containing_mem chain after the non-canonical
7000 one, even if there weren't any locs to propagate.
7001 (remove_useless_values): Keep only canonical values.
7002 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7003 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7004 canonicalize mem_chain elements that are not discarded.
7006 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7009 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7010 before emitting functions.
7012 PR gcov-profile/50127
7013 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7014 clear_aux_for_blocks.
7016 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7019 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7021 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7023 * c-decl.c (ext_block): Moved up.
7024 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7026 2012-01-06 Han Shen <shenhan@google.com>
7028 Translate built-in include paths for sysroot.
7029 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7030 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7032 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7033 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7035 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7036 control whether sysroot should be prepended to gxx include dir.
7038 * configure: Regenerate.
7040 2012-01-06 Torvald Riegel <triegel@redhat.com>
7042 PR rtl-optimization/51771
7043 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7044 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7046 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7048 PR tree-optimization/51315
7049 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7050 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7052 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7055 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7056 for shrp pattern. Correctly handle and fixup shift variable.
7057 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7059 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7062 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7063 note when !ACCUMULATE_OUTGOING_ARGS.
7065 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7067 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7069 (extract_range_from_unary_expr_1): Avoid useless computations.
7071 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7073 PR rtl-optimization/51767
7074 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7075 of jump_block and add an extra edge for degenerated asm gotos.
7078 * stmt.c (check_unique_operand_names): Don't ICE during error
7079 reporting if i is from labels chain.
7082 * profile.c (branch_prob): Split bbs that have exit edge
7083 and need a fake entry edge too.
7085 2012-01-05 Jan Hubicka <jh@suse.cz>
7088 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7091 2012-01-05 Richard Guenther <rguenther@suse.de>
7094 * tree-streamer-out.c (write_ts_optimization): New function.
7095 (streamer_write_tree_body): Call it.
7096 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7097 (streamer_read_tree_body): Call it.
7098 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7100 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7103 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7104 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7105 in_cleanup_point_expr before gimplify_stmt call and restore it
7107 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7108 in_cleanup_point_expr is false.
7110 2012-01-05 Richard Guenther <rguenther@suse.de>
7113 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7115 * toplev.c (process_options): Reject combining mudflap and LTO.
7116 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7118 2012-01-05 Richard Guenther <rguenther@suse.de>
7120 PR tree-optimization/51760
7121 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7123 (bit_value_unop): Handle UNDEFINED operands.
7124 (bit_value_binop): Likewise.
7126 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7128 * config/avr/avr.c (avr_replace_prefix): Remove.
7129 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7130 (avr_asm_function_rodata_section): Ditto.
7131 (avr_asm_select_section): Ditto.
7133 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7135 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7138 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7141 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7142 calls that have any non-fake successor edges.
7145 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7147 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7149 PR tree-optimization/51624
7150 * tree-sra.c (build_ref_for_model): When replicating a chain of
7151 COMPONENT_REFs, stop as soon as the offset would become negative.
7153 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7156 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7157 in .debug_loc on the floor.
7159 2012-01-04 Andrew Pinski <apinski@cavium.com>
7161 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7163 2012-01-04 Andrew Pinski <apinski@cavium.com>
7164 Adam Nemet <anemet@caviumnetworks.com>
7166 * config/mips/mips.md (size): Add SI and DI.
7167 (SIZE): New mode attribute.
7168 (U): New code attribute.
7169 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7170 (mips_lbux_<mode>): Delete.
7171 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7172 (mips_lhx): Use gen_mips_lhx_extsi.
7173 (mips_lhx_<mode>): Delete.
7175 (mips_l<size>x): New expand.
7176 (mips_lwx_<mode>): Delete.
7177 (mips_l<GPR:size>x_<P:mode>): New pattern.
7178 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7179 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7180 * config/mips/mips.c (mips_lx_address_p): New function.
7181 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7182 (dsp64): New availability predicate.
7183 (mips_builtins): Add an entry for __builtin_mips_ldx.
7184 * config/mips/mips.h (ISA_HAS_LBX): New define.
7185 (ISA_HAS_LBUX): Likewise.
7186 (ISA_HAS_LHX): Likewise.
7187 (ISA_HAS_LHUX): Likewise.
7188 (ISA_HAS_LWX): Likewise.
7189 (ISA_HAS_LWUX): Likewise.
7190 (ISA_HAS_LDX): Likewise.
7191 * doc/extend.texi (__builtin_mips_ldx): Document.
7193 2012-01-04 Tristan Gingold <gingold@adacore.com>
7195 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7196 when long pointers are used.
7197 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7198 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7199 (ia64-hp-*vms*): Remove.
7200 * config/vms/xm-vms64.h: Delete.
7202 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7205 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7207 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7209 * opts.c (finish_options): Remove duplicate sorry.
7211 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7214 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7217 2012-01-04 Richard Guenther <rguenther@suse.de>
7220 * tree.c (size_low_cst): New function.
7221 * tree.h (size_low_cst): Declare.
7222 * fold-const.c (fold_comparison): Use it to extract the low
7223 part of the POINTER_PLUS_EXPR offset.
7225 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7227 Fix clearing ZERO_REG
7228 * config/avr/avr.md (cc): Add alternative "ldi".
7229 (movqi_insn): Use it in cc attribute.
7230 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7231 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7232 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7234 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7236 * configure: Regenerate.
7238 2012-01-04 Richard Guenther <rguenther@suse.de>
7240 PR tree-optimization/49651
7241 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7242 (var_can_have_subvars): Use it.
7243 (get_constraint_for_1): Only consider subfields if there can be any.
7245 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7248 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7249 to its new canonical_cselib_val and the cselib_val was in
7250 first_containing_mem chain, but the canonical_cselib_val was not,
7251 add the latter into the chain.
7252 (cselib_invalidate_mem): Compare canonical_cselib_val of
7253 addr_list chain elt with v.
7256 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7257 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7259 (output_macinfo_op): Don't ggc_strdup fd->filename.
7260 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7261 then ggc_strdup it. Don't free inc->info or cur->info.
7262 (output_macinfo): Don't free ref->info or file->info.
7264 2012-01-03 Ira Rosen <irar@il.ibm.com>
7266 PR tree-optimization/51269
7267 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7268 first_niters a pointer.
7269 (slpeel_tree_peel_loop_to_edge): Likewise.
7270 (vect_do_peeling_for_loop_bound): Update call to
7271 slpeel_tree_peel_loop_to_edge.
7272 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7273 here. Remove it from the parameters list.
7274 (vect_do_peeling_for_alignment): Update calls and compute
7277 2012-01-03 Richard Guenther <rguenther@suse.de>
7279 PR tree-optimization/51070
7280 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7281 Properly handle calls.
7283 2012-01-03 Richard Guenther <rguenther@suse.de>
7285 PR tree-optimization/51692
7286 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7287 the LHS of allocation stmts.
7289 2012-01-03 Olivier Hainque <hainque@adacore.com>
7291 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7293 2012-01-03 Olivier Hainque <hainque@adacore.com>
7295 * collect2.c (main): In AIX specific computations for vector
7296 insertions, use CONST_CAST2 to cast from char ** to const char **.
7298 2012-01-03 Richard Guenther <rguenther@suse.de>
7301 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7302 the context of a limbo DIE when it does not already exist.
7304 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7306 PR tree-optimization/51719
7307 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7308 but direct call is, clear direct call's lhs and don't add fallthrough
7309 edge from dcall_bb to join_bb and PHIs.
7311 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7313 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7314 the instructions emitted by the pattern.
7315 ("*TDC_insn_<mode>"): Add comment.
7317 2012-01-03 Richard Guenther <rguenther@suse.de>
7320 * fold-const.c (fold_comparison): Properly canonicalize
7321 tree offset and HOST_WIDE_INT bit position.
7323 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7325 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7326 operands for extzv pattern.
7328 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7331 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7334 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7336 * doc/invoke.texi (-flto and related options): Copy-edit.
7338 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7340 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7342 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7344 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7347 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7349 * expr.h (move_by_pieces_ninsns): Declare.
7350 * expr.c (move_by_pieces_ninsns): Make external.
7351 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7352 (mips_store_by_pieces_p): Likewise.
7353 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7354 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7355 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7356 (mips_store_by_pieces_p): Likewise.
7358 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7360 * passes.c (register_one_dump_file): Free full_name.
7362 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7363 (calculate_elim_costs_all_insns): Free offsets_at and
7364 offsets_known_at at the end and clear the pointers.
7366 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7368 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7369 this option introduced in r180739.
7371 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7374 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7375 (tmake_file target=avr): Add avr/t-multilib.
7377 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7378 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7379 * config/avr/genmultilib.awk: New file.
7380 * config/avr/t-multilib: New auto-generated file.
7381 * config/avr/multilib.h: New auto-generated file.
7382 * config/avr/t-avr (AVR_MCUS): New variable.
7383 (genopt.sh): Use it.
7384 (s-mlib): Depend on t-multilib.
7385 (t-multilib, multilib.h): New dependencies.
7386 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7387 (MULTILIB_OPTIONS): Remove.
7388 (MULTILIB_MATCHES): Remove.
7389 (MULTILIB_DIRNAMES): Remove.
7390 (MULTILIB_EXCEPTIONS): Remove:
7391 * config/avr/genopt.sh: Don't use hard coded file name;
7392 pass AVR_MCUS from t-avr instead.
7394 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7396 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7398 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7400 Implement light-weight DImode support.
7401 * config/avr/avr-dimode.md: New file.
7402 * config/avr/avr.md: Include it.
7403 (adjust_len): Add plus64, compare64.
7404 (HIDI): Remove code iterator.
7405 (code_stdname): New code attribute.
7406 (rotx, rotsmode): Remove DI.
7407 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7409 * config/avr/avr-protos.h (avr_have_dimode): New.
7410 (avr_out_plus64, avr_out_compare64): New.
7411 * config/avr/avr.c (avr_out_compare): Handle DImode.
7412 (avr_have_dimode): New variable definition and initialization.
7413 (avr_out_compare64, avr_out_plus64): New functions.
7414 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7415 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7416 (avr_compare_pattern): Skip DImode comparisons.
7418 2012-01-02 Revital Eres <revital.eres@linaro.org>
7420 * ddg.c (def_has_ccmode_p): New function.
7421 (add_cross_iteration_register_deps,
7422 create_ddg_dep_from_intra_loop_link): Call it.
7424 2012-01-02 Richard Guenther <rguenther@suse.de>
7427 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7429 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7431 * gcc.c (process_command): Update copyright notice dates.
7432 * gcov.c (print_version): Likewise.
7433 * gcov-dump.c (print_version): Likewise.
7434 * mips-tfile.c (main): Likewise.
7435 * mips-tdump.c (main): Likewise.
7437 2012-01-01 Ira Rosen <irar@il.ibm.com>
7439 PR tree-optimization/51704
7440 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7441 a use is inside the basic block or loop before accessing its vect info.
7443 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7445 PR rtl-optimization/51069
7446 * cfgloopmanip.c (remove_path): Removing path making irreducible
7447 region unconditional makes BB part of the region.
7449 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7451 PR tree-optimization/51683
7452 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7453 calls with side-effects.
7454 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7456 Copyright (C) 2012 Free Software Foundation, Inc.
7458 Copying and distribution of this file, with or without modification,
7459 are permitted in any medium without royalty provided the copyright
7460 notice and this notice are preserved.