1 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
3 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
5 2013-03-26 Richard Biener <rguenther@suse.de>
7 Backport from mainline:
8 2013-03-13 Richard Biener <rguenther@suse.de>
10 PR tree-optimization/56608
11 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
12 calls when vectorizing basic-blocks.
14 2013-03-05 Richard Biener <rguenther@suse.de>
16 PR tree-optimization/56270
17 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
18 of loads after scheduling an SLP instance.
20 2013-03-26 Walter Lee <walt@tilera.com>
22 Backport from mainline:
23 2013-03-26 Walter Lee <walt@tilera.com>
25 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
26 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
28 2013-03-26 Walter Lee <walt@tilera.com>
30 Backport from mainline:
31 2013-03-25 Walter Lee <walt@tilera.com>
33 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
34 TILEGX_INSN_SHUFFLEBYTES1.
35 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
37 (tilegx_builtins): Ditto.
38 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
40 2013-03-26 Walter Lee <walt@tilera.com>
42 Backport from mainline:
43 2013-03-25 Walter Lee <walt@tilera.com>
45 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
46 tests for constraint J, K, N, P.
48 2013-03-26 Walter Lee <walt@tilera.com>
50 Backport from mainline:
51 2013-03-25 Walter Lee <walt@tilera.com>
53 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
54 Use indirect/pcrel encoding.
55 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
58 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
60 Backport from mainline:
61 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
62 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
65 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
66 (musermode): Convert to Var(TARGET_USERMODE).
67 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
68 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
69 * config/sh/sh.c (sh_option_override): Use
70 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
71 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
73 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
75 (udivsi3_i4_single, divsi3_i4_single): Use
76 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
77 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
78 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
79 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
80 (SUBTARGET_OVERRIDE_OPTIONS): New.
82 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
84 Backport from mainline:
85 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
87 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
88 to m2a-single instead of m2e.
90 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
93 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
96 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
99 * config/i386/i386.c (init_cumulative_args): Also set
100 cum->callee_return_avx256_p.
101 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
102 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
104 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
105 callee_return_avx256_p.
107 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
109 Backport from mainline:
110 2012-12-04 Ian Lance Taylor <iant@google.com>
112 * godump.c (find_dummy_types): Output a dummy type if we couldn't
113 output the real type.
115 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
118 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
119 (PLUS_EXPR): Likewise.
120 * doc/cppopts.texi (--help): Likewise.
121 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
122 (-fdump-rtl-cprop_hardreg): Likewise.
123 (-fdump-rtl-csa): Likewise.
124 (-fdump-rtl-dce): Likewise.
125 (-fdump-rtl-dbr): Likewise.
126 (-fdump-rtl-into_cfglayout): Likewise.
127 (-fdump-rtl-outof_cfglayout): Likewise.
129 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
132 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
133 (arm_print_operand, case 'S'): Don't use shift_operator to validate
136 2013-03-14 Seth LaForge <sethml@google.com>
139 Backport from mainline
140 2012-10-22 Julian Brown <julian@codesourcery.com>
142 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
143 VFP D registers in big-endian mode.
145 2013-03-08 Joey Ye <joey.ye@arm.com>
147 Backport from mainline
148 2013-03-06 Joey Ye <joey.ye@arm.com>
151 * gcc.c (convert_white_space): New function.
152 (main): Handles white space in function name.
154 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
156 Backport from mainline
157 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
160 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
161 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
162 to SH_DIV_CALL_TABLE for TARGET_SH2.
163 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
165 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
166 mdiv= call-div1, call-fp, call-table options.
168 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
170 * config.gcc (arm*-*-rtemself*): New.
171 (arm*-*-rtems*): Removed.
172 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
173 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
175 2013-03-01 Richard Biener <rguenther@suse.de>
177 Backport from mainline
178 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
180 PR tree-optimization/55481
181 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
182 back to general rewriting if we cannot leave an original biv
185 2013-03-01 Richard Biener <rguenther@suse.de>
187 Backport from mainline
188 2012-04-10 Richard Guenther <rguenther@suse.de>
191 * gimple-low.c (gimple_check_call_args): Properly account for
192 compatible aggregate types.
194 2013-02-26 Nick Clifton <nickc@redhat.com>
197 Import this patch from the mainline:
199 2012-08-17 Nick Clifton <nickc@redhat.com>
201 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
202 (branch_true): Likewise.
203 (branch_false): Likewise.
205 2013-02-26 Jakub Jelinek <jakub@redhat.com>
207 PR tree-optimization/56443
208 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
209 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
210 to type_for_mode langhook.
212 2013-02-21 Jakub Jelinek <jakub@redhat.com>
215 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
218 2013-02-19 Jakub Jelinek <jakub@redhat.com>
220 Backported from mainline
221 2013-02-19 Jakub Jelinek <jakub@redhat.com>
223 PR tree-optimization/56350
224 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
225 if haven't found reduction or nested cycle operand, rather than
226 asserting we must find it.
228 PR tree-optimization/56381
229 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
232 2013-02-08 Jakub Jelinek <jakub@redhat.com>
234 PR tree-optimization/56250
235 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
236 if type is unsigned and code isn't MULT_EXPR.
238 2013-02-06 Jakub Jelinek <jakub@redhat.com>
241 * omp-low.c (use_pointer_for_field): Return false if
242 lower_send_shared_vars doesn't generate any copy-out code.
244 2012-11-27 Jakub Jelinek <jakub@redhat.com>
246 PR tree-optimization/55110
247 * tree-vect-loop.c (vectorizable_reduction): Don't assert
248 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
250 2013-02-18 Richard Biener <rguenther@suse.de>
253 2013-02-04 Richard Biener <rguenther@suse.de>
255 Backport from mainline
256 2012-07-04 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/53844
259 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
260 the loop virtual PHI.
262 2013-02-13 David S. Miller <davem@davemloft.net>
264 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
266 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
268 Backport from mainline
269 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
271 PR rtl-optimization/56275
272 * simplify-rtx.c (avoid_constant_pool_reference): Check that
273 offset is non-negative and less than cmode size before
274 calling simplify_subreg.
276 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
278 Backport from mainline
279 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
281 * config/i386/sse.md (FMAMODEM): New mode iterator.
282 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
283 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
285 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
288 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
289 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
291 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
293 Backport from mainline
294 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
297 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
298 If there is no implicit builtin declaration, just return NULL.
300 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
301 Michael Meissner <meissner@linux.vnet.ibm.com>
303 Backport from mainline
304 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
305 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
307 2013-02-07 David S. Miller <davem@davemloft.net>
309 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
311 * var-tracking.c (vt_add_function_parameter): Test the presence of
312 HAVE_window_save properly and do not remap argument registers when
313 we have a leaf function.
315 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
317 Backport from mainline
318 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
321 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
323 * config/i386/i386.c (ix86_print_operand): Ditto.
325 2013-02-07 Alan Modra <amodra@gmail.com>
328 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
329 static chain, set REST_INLINE_FPRS too.
331 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
333 Backport from mainline
334 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
336 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
337 * configure: Regenerate.
339 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
341 Backport from mainline
342 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
343 Andrew Dixie <andrewd@gentrack.com>
345 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
348 2013-02-05 Richard Biener <rguenther@suse.de>
350 Backport from mainline
351 2012-12-10 Richard Biener <rguenther@suse.de>
353 PR tree-optimization/55107
354 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
355 (bitmap_set_replace_value): Add gcc_unreachable.
356 (do_regular_insertion): Re-write all_same handling. Insert
357 an assignment instead of a PHI in this case.
358 (execute_pre): Do not record constified events.
360 2013-02-05 Richard Biener <rguenther@suse.de>
362 PR tree-optimization/54767
363 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
364 backedges drop all symbolical range information.
365 (execute_vrp): Compute backedges.
367 2013-02-04 Richard Biener <rguenther@suse.de>
369 Backport from mainline
370 2012-01-11 Richard Guenther <rguenther@suse.de>
372 PR tree-optimization/44061
373 * tree-vrp.c (extract_range_basic): Compute zero as
374 value-range for __builtin_constant_p of function parameters.
376 2013-01-08 Jakub Jelinek <jakub@redhat.com>
379 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
381 2013-02-04 Richard Biener <rguenther@suse.de>
383 Backport from mainline
384 2012-07-04 Richard Guenther <rguenther@suse.de>
386 PR tree-optimization/53844
387 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
388 the loop virtual PHI.
390 2012-12-13 Richard Biener <rguenther@suse.de>
393 * tree-streamer.c (record_common_node): Check that we are not
394 recursively pre-loading nodes we want to skip. Handle
395 char_type_node appearing as part of va_list_type_node.
397 2013-02-04 Richard Biener <rguenther@suse.de>
400 * gimple.h (gimple_call_builtin_class_p): New function.
401 * gimple.c (validate_call): New function.
402 (gimple_call_builtin_class_p): Likewise.
403 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
404 Use gimple_call_builtin_class_p.
405 (find_func_clobbers): Likewise.
406 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
407 (strlen_optimize_stmt): Likewise.
409 2013-02-01 Jakub Jelinek <jakub@redhat.com>
411 Backported from mainline
412 2013-01-28 Jakub Jelinek <jakub@redhat.com>
414 PR tree-optimization/56125
415 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
416 pow(x,c) into sqrt(x) * powi(x, n/2) or
417 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
419 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
420 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
423 2013-01-25 Jakub Jelinek <jakub@redhat.com>
425 PR tree-optimization/56098
426 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
427 for stmts with volatile ops.
428 (cond_store_replacement): Don't optimize if assign has volatile ops.
429 (cond_if_else_store_replacement_1): Don't optimize if either
430 then_assign or else_assign have volatile ops.
432 2013-01-23 Jakub Jelinek <jakub@redhat.com>
435 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
436 instead of cmpdi_operand for first comparison operand.
437 Don't assert that comparison operands aren't both constants.
439 2013-01-21 Jakub Jelinek <jakub@redhat.com>
441 PR tree-optimization/56051
442 * fold-const.c (fold_binary_loc): Don't fold
443 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
444 a narrowing conversion, or widening conversion from signed
447 2013-01-18 Jakub Jelinek <jakub@redhat.com>
450 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
451 the case where writing real complex part of target modifies
454 2013-01-15 Jakub Jelinek <jakub@redhat.com>
457 * function.c (thread_prologue_and_epilogue_insns): Always
458 add crtl->drap_reg to set_up_by_prologue.set, even if
459 stack_realign_drap is false.
461 2013-01-10 Jakub Jelinek <jakub@redhat.com>
463 PR tree-optimization/55921
464 * tree-complex.c (expand_complex_asm): New function.
465 (expand_complex_operations_1): Call it for GIMPLE_ASM.
467 2013-01-03 Jakub Jelinek <jakub@redhat.com>
469 PR rtl-optimization/55838
470 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
471 iv0.step, iv1.step and step.
473 2012-11-23 Jakub Jelinek <jakub@redhat.com>
476 * Makefile.in (gimple-low.o): Depend on langhooks.h.
477 * gimple-low.c: Include langhooks.c.
478 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
479 by default call lang_hooks.block_may_fallthru.
480 * langhooks.h (struct lang_hooks): Add block_may_fallthru
482 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
483 (LANG_HOOKS_INITIALIZER): Use it.
485 2012-11-20 Jakub Jelinek <jakub@redhat.com>
488 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
489 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
490 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
491 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
492 fail if the last real insn doesn't have REG_ARGS_SIZE note.
494 2012-11-17 Jakub Jelinek <jakub@redhat.com>
496 PR tree-optimization/55236
497 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
498 and signed ARG0_TYPE, force low and high to be non-NULL.
500 2012-11-13 Jakub Jelinek <jakub@redhat.com>
502 PR rtl-optimization/54127
503 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
504 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
505 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
506 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
507 REG_LABEL_TARGET and REG_LABEL_OPERAND.
509 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
511 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
512 range isn't testing for zero.
514 2013-01-29 Richard Biener <rguenther@suse.de>
516 PR tree-optimization/56113
517 * tree-ssa-structalias.c (equiv_class_lookup): Also return
519 (label_visit): Free duplicate bitmaps and record the leader instead.
520 (perform_var_substitution): Adjust.
522 2013-01-28 Serowk <serowk@yandex.ru>
525 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
526 Fix mode checks to allow for the passing of constants in the
528 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
529 Add entries in the switch statement for builtin iwmmxt vector
530 shift and rotate builtins.
532 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
534 Backport from mainline
535 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
538 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
539 operand 0 in movabs insn template for -masm=intel asm alternative.
540 (*movabs<mode>_2): Ditto for operand 1.
542 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
544 Backport from mainline
545 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
548 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
549 alternative to (o,r).
550 (*movdi_internal_rex64): Remove (!o,n) alternative.
551 (DImode immediate->memory splitter): Remove.
552 (DImode immediate->memory peephole2): Remove.
553 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
554 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
555 alternative to (!o,*r).
556 (*movtf_internal_sse): New pattern.
557 (*movxf_internal_rex64): New pattern.
558 (*movxf_internal): Disable for TARGET_64BIT.
559 (*movdf_internal_rex64): Remove (!o,F) alternative.
561 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
563 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
564 involving stack registers slightly.
566 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/constraints.md (Yf): New constraint.
569 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
570 of f constraint to conditionaly disable x87 register preferences.
571 (*movdf_internal): Ditto.
572 (*movsf_internal): Ditto.
574 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
576 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
577 (*movtf_internal_rex64): Add (!o,C) alternative
578 (*movxf_internal_rex64): Ditto.
579 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
581 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
583 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
585 2013-01-24 Martin Jambor <mjambor@suse.cz>
587 Backport from mainline
588 2013-01-04 Martin Jambor <mjambor@suse.cz>
590 PR tree-optimization/55755
591 * tree-sra.c (sra_modify_assign): Do not check that an access has no
592 children when trying to avoid producing a VIEW_CONVERT_EXPR.
594 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
596 Backport from mainline
597 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
601 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
603 PR rtl-optimization/56023
604 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
605 dependent on debug instruction.
607 2013-01-21 Martin Jambor <mjambor@suse.cz>
609 Backport from mainline
610 2013-01-17 Martin Jambor <mjambor@suse.cz>
612 PR tree-optimizations/55264
613 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
614 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
615 for virtual functions.
616 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
618 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
619 virtual methods before inlining is over.
621 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
623 Backport from mainline
624 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
627 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
628 store through atomic_store<mode>_1.
629 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
631 2013-01-16 Richard Biener <rguenther@suse.de>
634 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
635 account for bitpos when computing alignment.
637 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
639 Backport from 2013-01-14 trunk r195169.
642 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
643 etc. to 1 and not to __flash.
644 Use LL suffix for __INT24_MAX__ with -mint8.
645 Use ULL suffix for __UINT24_MAX__ with -mint8.
647 2013-01-14 Matthias Klose <doko@ubuntu.com>
649 * doc/invoke.texi: Document -print-multiarch.
650 * doc/install.texi: Document --enable-multiarch.
651 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
652 * configure.ac: Add --enable-multiarch option.
653 Substitute with_cpu, with_float.
654 * configure: Regenerate.
655 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
656 enable_multiarch, with_cpu, with_float: New macros.
657 if_multiarch: New macro, define in terms of enable_multiarch.
658 * genmultilib: Add new argument for the multiarch name.
659 * gcc.c (multiarch_dir): Define.
660 (for_each_path): Search for multiarch suffixes.
661 (driver_handle_option): Handle multiarch option.
662 (do_spec_1): Pass -imultiarch if defined.
663 (main): Print multiarch.
664 (set_multilib_dir): Separate multilib and multiarch names
665 from multilib_select.
666 (print_multilib_info): Ignore multiarch names in multilib_select.
667 * incpath.c (add_standard_paths): Search the multiarch include dirs.
668 * cppdefault.h (default_include): Document multiarch in multilib
670 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
671 include directory for multiarch directories.
672 * common.opt: New options --print-multiarch and -imultilib.
674 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
675 Include i386/t-linux.
676 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
677 Include i386/t-kfreebsd.
678 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
679 * config/i386/t-linux64: Add multiarch names in
680 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
681 * config/i386/t-gnu: New file.
682 * config/i386/t-kfreebsd: Likewise.
683 * config/i386/t-linux: Likewise.
685 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
686 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
687 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
688 for 32bit non-biarch configurations.
690 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
691 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
694 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
696 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
698 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
699 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
700 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
702 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
703 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
704 Include rs6000/t-linux for 32bit non-biarch configurations.
706 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
708 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
710 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
711 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
713 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
714 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
716 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
718 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
719 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
720 (vect_estimate_min_profitable_iter): Adjust to above fix.
721 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
723 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
725 Backport from mainline
726 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
728 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
729 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
730 documentation. Add missing '__' in front of
731 __builtin_ia32_packssdw256.
733 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
735 Backport from mainline
736 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
739 attribute of movddup insn to DF.
740 (*vec_interleave_lowv2df): Ditto.
741 (vec_dupv2df): Ditto.
743 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
745 Backport from 2013-01-07 trunk r194991, r194992.
748 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
751 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
752 (avr_addrspace_t): Add .section_name field.
753 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
755 (avr_addrspace): Same. Initialize .section_name. Remove last
756 NULL entry. Put __memx into .progmemx.data.
757 (progmem_section_prefix): Remove.
758 (avr_asm_init_sections): No need to initialize progmem_section.
759 (avr_asm_named_section): Use avr_addrspace[].section_name to get
761 (avr_asm_select_section): Ditto. And use get_unnamed_section to
762 retrieve the progmem section.
763 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
764 boundary to run over avr_addrspace[].
765 (avr_register_target_pragmas): Ditto.
767 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
769 Backport from 2013-01-07 trunk r194978.
772 * doc/install.texi (Cross-Compiler-Specific Options): Document
775 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
777 Backport from 2013-01-07 trunk r194968.
780 * config/avr/t-avr: Don't automatically rebuild
781 $(srcdir)/config/avr/t-multilib
782 $(srcdir)/config/avr/avr-tables.opt
783 (avr-mcus): New phony target to build them on request.
784 (s-avr-mlib): Remove.
785 * avr/avr-mcus.def: Adjust comments.
787 2013-01-07 Terry Guo <terry.guo@arm.com>
789 Backport from mainline
790 2012-12-19 Terry Guo <terry.guo@arm.com>
792 * config/arm/arm.c (thumb_find_work_register): Check argument
793 register number based on current PCS.
795 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
797 Backport from mainline
798 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
801 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
802 selected code model, define __code_mode_small__, __code_model_medium__,
803 __code_model_large__, __code_model_32__ or __code_model_kernel__.
804 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
805 xchg temporary register with %k. Declare temporary register as
807 [__x86_64__]: For medium and large code models, preserve %rbx register.
809 2013-01-03 Richard Henderson <rth@redhat.com>
811 * config/i386/i386.c (ix86_expand_move): Always assign to op1
812 after eliminating TLS symbols.
814 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
817 * config/pa/pa.md (movsi): Revert previous change.
818 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
821 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
824 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
827 2013-01-02 Jason Merrill <jason@redhat.com>
830 * tree.c (build_array_type_1): Revert earlier change.
832 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
835 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
838 2012-12-21 Martin Jambor <mjambor@suse.cz>
840 PR tree-optimization/55355
841 * tree-sra.c (type_internals_preclude_sra_p): Also check that
842 bit_position is small enough to fit a single HOST_WIDE_INT.
844 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
846 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
848 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
850 Backport from mainline
851 2012-10-15 Matthias Klose <doko@ubuntu.com>
853 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
854 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
856 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
857 Tomash Brechko <tomash.brechko@gmail.com>
860 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
861 handling of before and after cases.
862 * config/sparc/sync.md (atomic_store): Fix pasto.
864 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
866 * optabs.c (expand_atomic_store): Elide redundant model test.
868 2012-12-13 Richard Henderson <rth@redhat.com>
871 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
873 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
876 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
877 (tldo_stb_sp64): Likewise.
878 (tldo_sth_sp32): Likewise.
879 (tldo_sth_sp64): Likewise.
880 (tldo_stw_sp32): Likewise.
881 (tldo_stw_sp64): Likewise.
882 (tldo_stx_sp64): Likewise.
884 2012-12-10 Kai Tietz <ktietz@redhat.com>
887 * print-tree.c (print_node): Cast from pointer via uintptr_t.
889 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
891 Backport from mainline
892 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
893 H.J. Lu <hongjiu.lu@intel.com>
896 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
897 before using it as insn or call equivalent.
899 2012-12-06 Jason Merrill <jason@redhat.com>
902 * tree.c (build_array_type_1): Re-layout if we found it in the
905 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
907 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
908 opaque cond in all call insns.
910 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
912 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
913 area if the function allocates dynamic stack space.
914 (ia64_initial_elimination_offset): Adjust offsets to above change.
916 2012-12-03 Richard Biener <rguenther@suse.de>
918 Backport from mainline
919 2012-09-24 Richard Guenther <rguenther@suse.de>
921 PR tree-optimization/53663
922 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
923 native encode/interpret translation on VN_WALKREWRITE.
925 2012-12-03 Kai Tietz <ktietz@redhat.com>
928 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
931 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
934 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
936 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
938 Backport from mainline:
939 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
942 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
943 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
944 (in_nullified_branch_delay): Likewise.
945 (in_call_delay): Likewise.
946 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
947 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
948 the $$sh_func_adrs call as variable. Update type of sibcalls and
950 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
951 length instead of adjustment. Handle negative and undefined call
952 adjustments for insn_default_length. Remove adjustment for millicode
953 insn with unfilled delay slot.
954 (pa_output_millicode_call): Update for revised millicode length.
955 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
957 2012-11-29 Kai Tietz <ktietz@redhat.com>
960 * prefix.c (lookup_key): Replace xmalloc/xrealloc
961 use by XNEWVEC/XRESIZEVEC.
963 * i386.c (get_scratch_register_on_entry): Handle
965 (split_stack_prologue_scratch_regno): Likewise.
966 (ix86_static_chain): Likewise.
967 (x86_output_mi_thunk): Likewise.
969 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
971 Backported from mainline
972 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
973 Markus Trippelsdorf <markus@trippelsdorf.de>
976 * lto-opts.c (lto_write_options): Also handle
977 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
978 OPT_SPECIAL_program_name.
981 * lto-wrapper.c (merge_and_complain): Handle
982 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
983 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
985 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
987 PR rtl-optimization/55489
988 * gcse.c (compute_transp): Precompute a canonical version
989 of XEXP (x, 0), and pass it to canon_true_dependence.
991 2012-11-27 Richard Biener <rguenther@suse.de>
994 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
995 stmt with a NOP instead of removing it.
997 2012-11-26 Richard Biener <rguenther@suse.de>
999 Backport from mainline
1000 2012-10-19 Richard Biener <rguenther@suse.de>
1002 PR tree-optimization/54976
1003 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1004 Robustify against odd inner_mode inputs.
1006 2012-10-12 Richard Biener <rguenther@suse.de>
1008 PR tree-optimization/54894
1009 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1010 Handle over-aligned scalar types properly.
1012 2012-10-02 Richard Guenther <rguenther@suse.de>
1015 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1016 cleaning up the CFG.
1018 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1020 Backport from mainline
1021 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1023 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1024 explaining the register ordering preferences.
1026 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1027 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1028 constraints so that the traditional floating point loads, stores,
1029 and moves are done first, then the VSX loads, stores, and moves,
1030 and finally the GPR loads, stores, and moves so that reload
1031 chooses FPRs over GPRs, and uses the traditional load/store
1032 instructions which provide an offset.
1033 (movdf_hardfloat64): Likewise.
1035 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1037 Backported from mainline
1038 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1039 H.J. Lu <hongjiu.lu@intel.com>
1042 * config/i386/i386.c (legitimize_pic_address): Properly handle
1044 (ix86_print_operand_address): Set code to 'k' when forcing
1045 addr32 prefix. For x32, zero-extend negative displacement if
1048 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1050 * common.opt (fvar-tracking-uninit): Document.
1051 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1052 * config/darwin.c (darwin_override_options): Likewise.
1054 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1056 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1057 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1059 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1061 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1063 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1065 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1068 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1070 Backport from mainline
1071 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1073 * config/i386/i386.c (ix86_init_machine_status): Do not
1074 explicitly clear tls_descriptor_call_expanded_p again.
1076 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/sse.md
1079 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1080 as read and written by the instruction.
1082 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1084 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1085 (ix86_instantiate_decls): New function.
1086 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1087 stack slot instead of SLOT_VIRTUAL.
1088 <case IX86_BUILTIN_STMXCSR>: Ditto.
1089 (assign_386_stack_local): Do not assert when virtual slot is valid.
1090 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1091 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1092 (truncxf<mode>2): Ditto.
1093 (floatunssi<mode>2): Ditto.
1094 (isinf<mode>2): Ditto.
1095 * config/i386/sync.md (atomic_load<mode>): Ditto.
1096 (atomic_store<mode>): Ditto.
1098 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1101 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1102 the argument is itself a conditional expression.
1104 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1106 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1109 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1111 PR tree-optimization/54986
1112 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1113 conversions on entry but add them back on exit if needed.
1115 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1118 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1120 (print_reg): Use true_regnum rather than REGNO.
1121 (ix86_print_operand_address): Remove SUBREG handling.
1123 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1125 Backported from mainline
1126 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1129 * gimple.h (is_gimple_sizepos): New inline function.
1130 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1131 final assignment to expr variable.
1132 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1133 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1134 into a local temporary.
1136 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1138 PR tree-optimization/54877
1139 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1140 use make_ssa_name instead of copy_ssa_name.
1142 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1144 Backport from mainline
1145 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1147 PR tree-optimization/53708
1148 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1149 user-supplied alignment when used with an explicit section name.
1151 2012-11-02 Jeff Law <law@redhat.com>
1153 PR tree-optimization/54985
1154 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1155 from thread_across_edge.
1156 (thread_across_edge): Use it in all cases where we might thread
1159 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1161 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1162 special register pushes before frame probing and allocation.
1164 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1165 Joel Sherrill <joel.sherrill@oarcorp.com>
1167 * config/sparc/t-rtems: New (Custom multilibs).
1168 * config/sparc/t-rtems-64: New (Custom multilibs).
1169 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1170 (sparc-*-rtems*): Add sparc/t-rtems.
1172 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1174 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1176 (hash_rtx): Likewise.
1178 2012-10-29 Terry Guo <terry.guo@arm.com>
1180 Backport from mainline
1181 2012-10-11 Terry Guo <terry.guo@arm.com>
1183 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1185 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1188 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1190 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1191 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1193 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1195 * config/avr/t-rtems: Revert previous commit.
1197 2012-10-26 Terry Guo <terry.guo@arm.com>
1199 Backport from mainline
1200 2012-10-23 Terry Guo <terry.guo@arm.com>
1203 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1206 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1208 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1210 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1212 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1214 * config.gcc (microblaze*-*-rtems*): New target.
1215 * config/microblaze/rtems.h: New.
1216 * config/microblaze/t-rtems: New.
1218 2012-10-25 Richard Biener <rguenther@suse.de>
1220 PR tree-optimization/54902
1221 * tree-ssa-pre.c (fini_pre): Return TODO.
1222 (execute_pre): Adjust.
1223 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1224 blocks before computing dominators.
1226 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1228 Backport from mainline
1229 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1231 * config/i386/i386.c (memory_address_length): Assert that non-null
1232 base or index RTXes are registers. Do not check for REG RTXes.
1233 Determine addr32 prefix using SImode_address_operand or
1234 from original base and index RTXes. Simplify code.
1236 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386-protos.h (memory_address_length): Add new bool
1239 argument. Update all uses.
1240 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1241 add length of addr32 prefix based on mode of base or index register.
1242 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1243 addresses here. Update call to memory_address_length.
1244 (ix86_print_address_operand): Use SImode_address_operand predicate.
1245 * config/i386/predicates.md (SImode_address_operand): New.
1246 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1247 to calculate "mode" attribute. Use SImode_address_operand predicate
1248 instead of open-coding accepted RTX codes.
1250 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1252 Backport from 2012-10-22 trunk r192685.
1253 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1254 Note __AVR_<device>__ is not defined for cores.
1255 Don't point to --help=target.
1256 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1258 2012-10-19 Marek Polacek <polacek@redhat.com>
1260 Backported from mainline
1261 2012-10-19 Marek Polacek <polacek@redhat.com>
1264 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1265 pointer/non-pointer comparison.
1267 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1269 Backported from mainline
1270 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1273 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1274 sure the mode is correct when falling through from above cases.
1276 2012-10-19 Alan Modra <amodra@gmail.com>
1278 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1279 (HAVE_LD_LARGE_TOC): Likewise.
1280 * configure: Regenerate.
1282 2012-10-19 Alan Modra <amodra@gmail.com>
1284 * config/rs6000/predicates.md (splat_input_operand): Don't call
1285 input_operand for MEMs. Instead check for volatile and call
1286 memory_address_addr_space_p with modified mode.
1288 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1290 Backported from mainline
1291 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1293 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1295 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1297 PR rtl-optimization/54870
1298 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1299 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1300 SSA_NAME pointer that points to a partition if there is at least
1301 one variable with it set in the partition.
1302 * dse.c (local_variable_can_escape): New predicate.
1303 (can_escape): Call it.
1304 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1305 mark the SSA_NAME pointer that points to a partition.
1307 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1309 Backport from mainline
1310 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1312 PR rtl-optimization/53701
1313 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1314 rocess not only expr's vinsns but all old vinsns from expr's
1317 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1319 Backport from mainline
1320 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1323 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1325 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1326 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1327 only if producer writes to the register given by regno.
1329 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1331 Backport from mainline
1332 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1335 (UNSPEC_LOADU): New.
1336 (UNSPEC_STOREU): Ditto.
1337 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1338 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1339 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1340 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1341 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1342 (<sse2>_storedqu<avxsizesuffix>): ... this.
1343 (*sse4_2_pcmpestr_unaligned): Update.
1344 (*sse4_2_pcmpistr_unaligned): Ditto.
1346 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1347 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1348 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1349 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1350 gen_sse2_load{dqu,upd} to load from unaligned memory and
1351 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1353 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1354 Use CODE_FOR_sse_loadups.
1355 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1356 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1357 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1358 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1359 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1360 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1361 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1362 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1363 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1364 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1365 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1367 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1369 Backport from trunk (r190222):
1371 PR tree-optimization/54146
1372 * ifcvt.c: Include pointer-set.h.
1373 (cond_move_process_if_block): Change type of then_regs and
1374 else_regs from alloca'd array to pointer_sets.
1375 (check_cond_move_block): Update for this change.
1376 (cond_move_convert_if_block): Likewise.
1377 * Makefile.in: Fix dependencies for ifcvt.o.
1379 2012-10-15 Richard Guenther <rguenther@suse.de>
1381 PR tree-optimization/54920
1382 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1383 allocate temporary storage for all NARY elements.
1385 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1388 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1390 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1392 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1393 default_use_cxa_atexit to yes.
1395 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1397 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1399 2012-10-05 Jan Hubicka <jh@suse.cz>
1400 Jakub Jelinek <jakub@redhat.com>
1402 PR tree-optimization/33763
1403 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1404 attribute for redefined extern inline functions.
1406 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1408 Backported from mainline
1409 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1411 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1412 in SSE and YMM state support check for -march=native.
1414 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1417 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1420 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1422 Backported from mainline
1423 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1426 * doc/invoke.texi: Document -mprefer-avx128.
1428 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1430 Backported from mainline
1431 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1434 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1435 (XSTATE_FP): Likewise.
1436 (XSTATE_SSE): Likewise.
1437 (XSTATE_YMM): Likewise.
1438 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1439 SSE and YMM states aren't supported.
1441 2012-10-01 Tom de Vries <tom@codesourcery.com>
1443 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1446 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1449 * config/s390/s390.c (s390_option_override): Add missing break.
1451 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1453 Backport from mainline
1454 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1456 * config.gcc: Replace 'host' with 'target' when configuring for
1457 powerpc64*-*-freebsd.
1459 2012-09-28 Meador Inge <meadori@codesourcery.com>
1461 Backport from mainline
1462 2012-09-27 Meador Inge <meadori@codesourcery.com>
1464 * gcc-ar.c (main): Handle the returning of the sub-process error
1467 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1469 Backport from 2012-09-28 trunk r191821.
1470 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1472 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1475 * simplify-rtx.c (simplify_binary_operation_1): Perform
1476 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1478 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1480 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1481 TYPE_NONALIASED_COMPONENT flag.
1482 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1483 TYPE_NONALIASED_COMPONENT flag.
1485 2012-09-21 Richard Guenther <rguenther@suse.de>
1488 Backport from mainline
1489 2012-04-19 Richard Guenther <rguenther@suse.de>
1491 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1494 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1497 * c-typeck.c (c_cast_expr): When casting to a type requiring
1498 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1501 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1504 * c-typeck.c (build_unary_op): Pass original argument of
1505 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1506 any C_MAYBE_CONST_EXPR, if it has integer operands.
1507 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1508 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1509 to c_objc_common_truthvalue_conversion, then remove any
1510 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1511 c_objc_common_truthvalue_conversion not
1512 c_common_truthvalue_conversion.
1513 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1514 call note_integer_operands for arguments with integer operands
1515 that are not integer constants.
1517 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1519 Backported from mainline
1520 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1522 PR tree-optimization/54563
1523 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1524 gimple_purge_dead_eh_edges if last call has been changed.
1526 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1529 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1530 instead of (match_dup 0) as second argument to vec_merge.
1531 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1532 Remove third alternative.
1533 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1534 operand 2 instead of operand 1, but put it as first argument
1536 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1537 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1540 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1542 * BASE-VER: Set to 4.7.3.
1543 * DEV-PHASE: Set to prerelease.
1545 2012-09-20 Release Manager
1547 * GCC 4.7.2 released.
1549 2012-09-15 Andi Kleen <ak@linux.intel.com>
1551 Backport from mainline
1552 2012-09-07 Andi Kleen <ak@linux.intel.com>
1554 * gcc/lto-streamer.h (res_pair): Add.
1555 (lto_file_decl_data): Replace resolutions with respairs.
1557 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1558 Initialize respairs.
1559 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1561 2012-09-14 Walter Lee <walt@tilera.com>
1563 Backport from mainline.
1564 2012-09-14 Walter Lee <walt@tilera.com>
1566 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1567 option for TILEPro and TILE-Gx.
1569 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.h (x86_prefetchw): New global variable.
1572 (TARGET_PREFETCHW): New macro.
1573 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1574 (processor_alias_table): Add PTA_PREFETCHW to
1575 bdver1, bdver2 and btver1.
1576 (ix86_option_override_internal): Set x86_prefetchw for
1577 PTA_PREFETCHW targets.
1578 * config/i386/i386.md (prefetch): Expand to prefetchw
1579 for TARGET_PREFETCHW.
1580 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1582 Backport from mainline
1583 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1586 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1588 (*prefetch_sse): ... this.
1589 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1591 (*prefetch_3dnow): ... this.
1593 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1596 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1597 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1599 2012-09-12 Teresa Johnson <tejohnson@google.com>
1601 Backport from mainline.
1602 2012-09-12 Teresa Johnson <tejohnson@google.com>
1604 PR gcov-profile/54487
1605 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1606 test using F_SETLKW with fcntl.
1607 * configure, config.in: Regenerate.
1609 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1611 Backport from mainline
1612 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1614 * config/i386/i386.md : Comments on fma4 instruction selection
1615 reflect requirement on register pressure based cost model.
1617 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1618 flag is set-reset as informed by the cpuid flag.
1620 * config/i386/i386.c (processor_alias_table): fma4
1621 flag is enabled for bdver2.
1623 2012-09-12 Christian Bruel <christian.bruel@st.com>
1625 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1627 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1629 * config.gcc: Obsolete picochip-*.
1631 2012-09-11 Richard Guenther <rguenther@suse.de>
1634 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1635 on flag_toplevel_reorder.
1637 2012-09-10 Richard Henderson <rth@redhat.com>
1639 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1642 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1644 Backport from 2012-09-10 mainline r191132.
1647 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1649 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1652 * tree-sra.c (disqualify_base_of_expr): Check for possible
1653 NULL_TREE returned by get_base_address()
1655 2012-09-07 Richard Guenther <rguenther@suse.de>
1657 Backport from mainline
1658 2012-06-26 Jan Hubicka <jh@suse.cz>
1661 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1664 2012-09-07 Richard Guenther <rguenther@suse.de>
1666 Backport from mainline
1667 2012-07-13 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/53922
1670 * tree-vrp.c (value_inside_range): Change prototype to take
1671 min/max instead of value-range.
1672 (range_includes_zero_p): Likewise. Return the result from
1674 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1675 return value from range_includes_zero_p.
1676 (extract_range_from_unary_expr_1): Likewise.
1677 (compare_range_with_value): Likewise.
1678 (vrp_meet_1): Likewise.
1680 2012-09-07 Richard Guenther <rguenther@suse.de>
1683 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1684 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1685 arguments separately.
1687 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1689 Backported from mainline
1690 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1692 PR rtl-optimization/54455
1693 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1694 bb ends up with asm goto referencing bb's label.
1696 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1698 Backport from mainline.
1699 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1700 Richard Earnshaw <richard.earnshaw@arm.com>
1703 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1704 element size. Use elem_type from the formal parameter. New parameter
1706 (neon_expand_args): Adjust call to neon_dereference_pointer.
1708 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1710 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1711 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1713 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1715 Backport from mainline
1716 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1718 * config/i386/i386.md (isa): Add fma and fma4.
1719 (enabled): Handle fma and fma4.
1720 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1721 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1722 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1723 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1724 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1725 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1727 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1729 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1730 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1731 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1733 2012-09-06 Richard Guenther <rguenther@suse.de>
1735 PR tree-optimization/54498
1736 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1737 abort when reaching an already visited region.
1738 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1739 (get_continuation_for_phi_1): Likewise.
1740 (walk_non_aliased_vuses): When we translated the reference,
1741 abort when we re-visit a region.
1742 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1744 2012-09-06 Andrew Pinski <apinski@cavium.com>
1747 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1749 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1752 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1753 build_int_cst with size_type_node instead of size_int.
1755 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1757 Backport from 2012-09-05 mainline r190697.
1760 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1761 configured --with-avrlibc.
1762 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1764 * config/avr/avrlibc.h: New file.
1765 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1766 configured --with-avrlibc.
1767 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1769 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1771 Backport from 2012-09-04 mainline r190919
1774 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1775 of size less than 4 bytes by using macro ARM_NUM_INTS.
1776 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1778 2012-09-04 Richard Henderson <rth@redhat.com>
1780 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1782 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1784 Backport from 2012-09-04 mainline r190920
1787 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1789 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1791 Backport from 2012-09-04 mainline r190914
1794 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1796 (avr_allocate_stack_slots_for_args): ...this new static function.
1798 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1800 Backported from mainline
1801 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1804 * doc/invoke.texi: Add -da and remove -dm.
1806 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1808 Backported from mainline
1809 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1812 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1813 operands[1] is CONST_INT_P, convert it to QImode before printing.
1815 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1818 * c-convert.c (convert): Don't call fold_convert_loc if
1819 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1820 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1821 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1823 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1826 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1827 if init is a CONSTRUCTOR.
1829 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1831 PR rtl-optimization/54369
1832 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1833 calling dbr_schedule.
1834 * config/sparc/sparc.c (sparc_reorg): Likewise.
1836 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1838 Backport from mainline
1839 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1841 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1842 case for Atom processor.
1844 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1846 Backport from mainline
1847 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1851 true for TARGET_64BIT or !flag_pic.
1852 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1853 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1854 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1855 Add insn constraint. Conditionally emit xchg asm insns.
1856 (atomic_compare_and_swap<mode>): Update calls. Check only
1857 cmpxchg8b_pic_memory_operand in memory address fixup.
1859 (CASHMODE): Rename from DCASHMODE.
1860 (doublemodesuffix): Update modes.
1861 (regprefix): New mode attribute.
1863 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1864 <UNSPECV_CMPXCHG>: New constant.
1865 (atomic_compare_and_swap<mode>_1): Rename from
1866 atomic_compare_and_swap_single<mode>. Update calls and
1867 unspec_volatile constants.
1868 (atomic_compare_and_swap<mode>_doubleword): Rename from
1869 atomic_compare_and_swap_double<mode>. Update calls and
1870 unspec_volatile constants.
1872 2012-08-28 Walter Lee <walt@tilera.com>
1874 Backport from mainline
1875 2012-08-28 Walter Lee <walt@tilera.com>
1877 * confg/tilegx/tilegx.md: Fix code style.
1878 (*zero_extendsidi_truncdisi): Fix typo.
1879 * config/tilegx/tilegx.c: Fix code style.
1880 (tilegx_function_profiler): Fix typo.
1882 2012-08-27 Walter Lee <walt@tilera.com>
1884 Backport from mainline
1885 2012-08-27 Walter Lee <walt@tilera.com>
1887 * doc/md.texi (TILE-Gx): Fix typo.
1889 2012-08-27 Walter Lee <walt@tilera.com>
1891 Backport from mainline
1892 2012-08-27 Walter Lee <walt@tilera.com>
1894 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1895 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1897 2012-08-27 Walter Lee <walt@tilera.com>
1899 Backport from mainline
1900 2012-08-27 Walter Lee <walt@tilera.com>
1902 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1903 (insn_bfins): Delete.
1905 2012-08-27 Walter Lee <walt@tilera.com>
1907 Backport from mainline
1908 2012-08-27 Walter Lee <walt@tilera.com>
1910 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1911 atomic_exchange_bare<mode>,
1912 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1913 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1914 * config/tilegx/tilegx.md (type): Add X1_remove.
1915 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1916 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1917 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1920 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1922 PR rtl-optimization/54088
1923 * jump.c (delete_related_insns): Robustify latest change.
1925 2012-08-21 Richard Guenther <rguenther@suse.de>
1927 Backport from mainline
1928 2012-08-16 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1933 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1934 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1935 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1936 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1937 (tree_ssa_lim_finalize): Free all mem_refs.
1938 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1939 scc when bailing out.
1940 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1941 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1942 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1943 FOR_EACH_LOOP_BREAK.
1945 2012-08-17 Richard Guenther <rguenther@suse.de>
1947 * tree-sra.c (modify_function): Free redirect_callers vector.
1948 * ipa-split.c (split_function): Free args_to_pass vector.
1949 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1951 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1952 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1953 (vect_analyze_slp_instance): Free everything.
1954 (destroy_bb_vec_info): Free the SLP instances.
1956 2012-08-17 Richard Guenther <rguenther@suse.de>
1958 * params.def (integer-share-limit): Decrease from 256 to 251,
1961 2012-08-21 Richard Guenther <rguenther@suse.de>
1963 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1964 the affine expansion cache.
1966 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1968 Backported from trunk
1969 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1972 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1974 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1976 Backport from mainline.
1977 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1980 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1981 mark as predicable. Adjust asm template.
1982 (vec_setv2di_internal): Likewise.
1983 (vec_extract<mode> VD, VQ): Likewise.
1984 (vec_extractv2di): Likewise.
1985 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1986 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1987 (neon_vdup_n<mode> VX, V32): Likewise.
1988 (neon_vdup_nv2di): Likewise.
1990 2012-08-17 Walter Lee <walt@tilera.com>
1992 Backport from mainline
1993 2012-08-17 Walter Lee <walt@tilera.com>
1995 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1996 (FEEDBACK_ENTER): Define.
1997 (FEEDBACK_REENTER): Define.
1998 (FEEDBACK_ENTRY): Define.
1999 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2000 (FEEDBACK_ENTER): Define.
2001 (FEEDBACK_REENTER): Define.
2002 (FEEDBACK_ENTRY): Define.
2004 2012-08-16 Walter Lee <walt@tilera.com>
2006 Backport from mainline
2007 2012-08-16 Walter Lee <walt@tilera.com>
2009 * config.gcc (tilegx-*-linux*): Add feedback.h.
2010 (tilepro-*-linux*): Likewise.
2011 * config/tilegx/feedback.h: New file.
2012 * config/tilepro/feedback.h: New file.
2014 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2016 Backport from mainline r189840 and r187586:
2017 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2019 * config/i386/i386.md (stack_protect_set): Disable the pattern
2020 for Android since Android libc (bionic) does not provide random
2021 value for stack protection guard at gs:0x14. Guard value
2022 will be provided from external symbol (default implementation).
2023 (stack_protect_set_<mode>): Likewise.
2024 (stack_protect_test): Likewise.
2025 (stack_protect_test_<mode>): Likewise.
2026 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2027 not have Bionic by default
2028 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2029 Macro OPTION_BIONIC is defined in this file and provides Bionic
2030 accessibility status
2032 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2034 * configure.ac: Stack protector enabling for Android targets.
2035 * configure: Regenerate.
2037 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2039 Backported from trunk
2040 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2042 PR rtl-optimization/53942
2043 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2044 directly from likely spilled non-fixed hard registers, move them
2047 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2049 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2050 (xop_phaddubq): Ditto.
2052 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2054 Backport from mainline
2055 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2056 Richard Earnshaw <rearnsha@arm.com>
2058 * target.def (vector_alignment): New target hook.
2059 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2060 * doc/tm.texi: Regenerate.
2061 * targhooks.c (default_vector_alignment): New function.
2062 * targhooks.h (default_vector_alignment): Add prototype.
2063 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2064 * config/arm/arm.c (arm_vector_alignment): New function.
2065 (TARGET_VECTOR_ALIGNMENT): Define.
2067 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2068 vector type alignment instead of size.
2069 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2070 element type size directly instead of computing it from alignment.
2071 Fix variable naming and comment.
2073 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2075 Backport from mainline
2076 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2078 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2079 (alpha_pad_function_end): ... this. Also insert NOP between
2080 sibling call and GP load.
2081 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2083 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2085 Backport from mainline
2086 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2087 H.J. Lu <hongjiu.lu@intel.com>
2089 PR rtl-optimization/54157
2090 * combine.c (gen_lowpart_for_combine): Don't return identity
2091 for CONST or symbolic reference.
2093 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2095 Backport from mainline
2096 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2098 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2099 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2100 split_cost argument signed.
2101 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2102 (ix86_avoid_lea_for_addr): Ditto.
2104 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2106 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2107 the address has less than two components.
2109 2012-08-02 Steve Ellcey <sellcey@mips.com>
2111 Backport from mainline
2112 2012-07-19 Steve Ellcey <sellcey@mips.com>
2114 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2117 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2119 Backport from mainline
2120 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2123 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2124 negative constant address for TARGET_X32 ...
2125 (ix86_decompose_address): ... here. Reject constant addresses
2126 that don't satisfy x86_64_immediate_operand predicate.
2128 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2131 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2132 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2133 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2134 addresses. Prevent zero extensions of CONST_INT operands.
2136 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/i386.md (*lea): New insn pattern.
2141 (*lea<mode>_2): Ditto.
2142 (*lea_{3,4,5,6}_zext): Ditto.
2143 * config/i386/predicates.md (lea_address_operand): Do not reject
2144 zero-extended address operands.
2145 * config/i386/constraints.md (j): Remove address constraint.
2146 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2148 (ix86_print_operand_address): Handle SImode subreg of an address.
2149 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2151 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2153 Backport from mainline
2154 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2158 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2160 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2161 (*movdi_internal_rex64): Use %E operand modifier for lea.
2162 (*movsi_internal): Ditto.
2164 (*lea<mode>_2): Ditto.
2165 (*lea_{3,4,5,6}_zext): Ditto.
2166 (*tls_global_dynamic_32_gnu): Ditto.
2167 (*tls_global_dynamic_64): Ditto.
2168 (*tls_dynamic_gnu2_lea_32): Ditto.
2169 (*tls_dynamic_gnu2_lea_64): Ditto.
2170 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2172 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2174 Backport from mainline
2175 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2177 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2179 (ix86_print_operand_address): Assert that parts.base and parts.index
2180 are non-NULL after call to simplify_subreg.
2182 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2185 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2187 * config/sh/sh.c (sh_option_override): Do not change
2188 flag_finite_math_only. Set TARGET_IEEE to complement of
2189 flag_finite_math_only.
2190 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2191 description of mieee and mno-ieee behavior.
2193 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2196 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2197 (_lzcnt_u64): Ditto.
2199 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2201 Backport from mainline
2202 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2204 PR rtl-optimization/52250
2205 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2206 to put note list into. Unconditionally call move_bb_info.
2207 (move_bb_info): Do not assert the blocks being in the same region,
2208 just drop the note list if they are not.
2210 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2212 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2214 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2216 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2217 defining statement is a SSA name that occurs in abnormal PHIs.
2219 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2221 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2224 2012-07-19 Richard Guenther <rguenther@suse.de>
2225 Eric Botcazou <ebotcazou@adacore.com>
2227 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2228 about transition from invariant to known bits.
2229 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2231 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2234 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2235 (cleanup_tree_cfg_bb): Don't call it.
2236 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2239 2012-07-19 Christian Bruel <christian.bruel@st.com>
2242 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2244 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2246 * config.gcc (v850-*-rtems*): New target.
2247 * config/v850/rtems.h: New.
2248 * config/v850/t-rtems: New.
2250 2012-07-18 Nick Clifton <nickc@redhat.com>
2252 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2254 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2258 Backport from mainline
2259 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2262 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2263 instead expand it as zero extension.
2265 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2268 QImode and HImode splitters. Use ix86_comparison_operator.
2269 Explicitly match FLAGS_REG.
2270 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2272 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2273 Steven Bosscher <steven@gcc.gnu.org>
2274 Bernd Schmidt <bernds@codesourcery.com>
2276 PR rtl-optimization/53908
2277 * df-problems.c (can_move_insns_across): When doing
2278 memory-reference book-keeping, handle call insns.
2280 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2282 Backport from mainline
2283 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2287 sibcall_insn_operand. Move it to a temporary register if not.
2289 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2292 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2293 emit PIC sequence for fnaddr symbol reference in advance.
2295 2012-07-09 Jason Merrill <jason@redhat.com>
2298 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2299 (type_hash_eq): Likewise.
2302 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2304 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2306 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2307 due to negative shift amount.
2309 2012-07-06 Kai Tietz <ktietz@redhat.com>
2311 Backport from mainline.
2313 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2314 as "/mingw/include".
2316 2012-07-06 Nick Clifton <nickc@redhat.com>
2318 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2319 default_encode_section_info.
2321 2012-07-06 Richard Guenther <rguenther@suse.de>
2323 Backport from mainline
2324 2012-03-30 Richard Guenther <rguenther@suse.de>
2327 * double-int.c (rshift_double): Remove not needed cast.
2329 2012-03-28 Richard Guenther <rguenther@suse.de>
2332 * double-int.h (rshift_double): Remove.
2333 * double-int.c (lshift_double): Use absu_hwi to make count
2335 (rshift_double): Make static, take unsigned count argument,
2336 remove handling of negative count argument.
2337 (double_int_rshift): Dispatch to lshift_double.
2339 2012-07-06 Richard Guenther <rguenther@suse.de>
2341 Backport from mainline
2342 2012-06-18 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/53693
2345 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2346 Reject operands with more than one use.
2348 2012-07-06 Richard Guenther <rguenther@suse.de>
2350 Backport from mainline
2351 2012-04-11 Richard Guenther <rguenther@suse.de>
2354 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2355 consider loop nesting.
2356 (evolution_function_is_univariate_p): Properly check the remainder
2359 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2361 Backport from mainline
2362 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2364 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2365 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2366 (adjacent_mem_locations): Move some code to and call...
2367 (get_memref_parts): ...new function.
2368 (mem_locations_overlap): New function.
2369 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2370 (is_mem_ref): Rename to...
2371 (find_mem_ref): ...this. Return MEM rtx.
2372 (get_store_dest): Remove function.
2373 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2374 new parameter and adjust calls.
2375 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2376 mem refs overlap for true_store_to_load_dep_costly.
2377 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2378 passed to adjacent_mem_locations.
2379 (is_costly_group): Walk resolved dependency list.
2380 (force_new_group): Emit group ending nop for Power6/Power7.
2381 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2382 (group_ending_nop): New define_insn.
2384 2012-07-04 Richard Guenther <rguenther@suse.de>
2387 * gimple-fold.c (get_base_constructor): Do not return an
2388 error_mark_node DECL_INITIAL.
2390 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2392 Backport from mainline
2393 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2396 code model string in the error message.
2398 2012-07-04 Tristan Gingold <gingold@adacore.com>
2400 Backport from mainline.
2401 2012-06-25 Tristan Gingold <gingold@adacore.com>
2403 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2404 (seh_cfa_adjust_cfa): ... that function.
2405 (seh_emit_stackalloc): Do not emit out of range values.
2406 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2407 UNSPEC_DEF_CFA constants.
2408 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2409 * config/i386/i386.c (ix86_frame_pointer_required): Required
2410 for very large frames on SEH target.
2411 (ix86_compute_frame_layout): Save area is before frame pointer
2412 on SEH target. Handle very large frames.
2413 (ix86_expand_prologue): Likewise.
2415 2012-07-04 Richard Guenther <rguenther@suse.de>
2417 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2418 as in free_lang_data_in_type.
2420 2012-07-02 Martin Jambor <mjambor@suse.cz>
2422 Backport from mainline.
2423 2012-07-02 Martin Jambor <mjambor@suse.cz>
2426 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2427 dynamic type change check.
2429 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2431 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2432 last statement of the finally block onto the switch.
2434 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2436 * configure: Regenerate.
2438 Backport from mainline.
2439 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2441 * config.gcc (target_type_format_char): New. Document it. Set it for
2443 * configure.ac (gnu_unique_option): Use target_type_format_char
2444 in test. Comment rationale.
2446 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2448 Backport from mainline.
2449 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2451 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2453 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2455 Backport from 2012-06-28 mainline r189049
2458 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2459 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2460 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2461 avr_hard_regno_call_part_clobbered.
2463 2012-06-28 Richard Guenther <rguenther@suse.de>
2466 * expr.c (expand_expr_real_1): Verify if the type is complete
2467 before inspecting its size.
2469 2012-06-27 Nick Clifton <nickc@redhat.com>
2471 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2474 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2477 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2479 2012-06-26 Nick Clifton <nickc@redhat.com>
2481 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2483 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2486 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2487 of x x x in the vmovlps load alternative.
2489 2012-06-22 Richard Guenther <rguenther@suse.de>
2491 * gcov-iov.c: Include bconfig.h and system.h.
2493 2012-06-22 Richard Guenther <rguenther@suse.de>
2495 PR gcov-profile/53744
2496 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2498 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2500 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2501 DECL_IGNORED_P non-reg vars even if they are used.
2503 2012-06-19 Jason Merrill <jason@redhat.com>
2506 * dwarf2out.c (modified_type_die): Use scope_die_for.
2507 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2508 (uses_local_type_r, uses_local_type): New.
2509 (scope_die_for): Keep a type that uses a local type in local scope.
2510 Use get_context_die for namespace and type scope.
2512 2012-06-19 Richard Guenther <rguenther@suse.de>
2515 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2516 replace it with the first non-BLOCK context.
2518 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2520 PR rtl-optimization/53700
2522 Backport from mainline
2523 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2525 * ira-color.c (setup_left_conflict_sizes_p): Process all
2526 conflicting objects.
2528 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2530 Backport from mainline
2531 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2534 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2535 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2536 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2537 instead of xop_mulv2div2di3_low.
2538 (xop_p<macs>dql): Fix vec_select selector.
2539 (xop_p<macs>dqh): Ditto.
2540 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2541 (xop_mulv2div2di3_high): Ditto.
2543 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2545 Backport from mainline:
2546 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2550 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2552 Backport from mainline:
2553 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2555 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2556 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2557 MAX_PCREL17F_OFFSET instead of fixed offset.
2558 (pa_attr_length_call): Likewise.
2559 (pa_attr_length_indirect_call): Likewise.
2561 2012-06-15 Walter Lee <walt@tilera.com>
2563 Backport from mainline:
2564 2012-06-15 Walter Lee <walt@tilera.com>
2566 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2568 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2570 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2572 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2574 Backport from mainline:
2576 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2577 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2578 * gimple.h (block_in_transaction): Check for flag_tm.
2580 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2582 PR tree-optimization/52558
2584 Backport from mainline:
2585 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2586 * gimple.h (gimple_set_in_transaction): Remove.
2587 (gimple_in_transaction): Look in BB instead.
2588 (gimple_statement_base): Remove in_transaction field.
2589 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2590 * trans-mem.c (compute_transaction_bits): Place transaction bit
2591 information into basic blocks.
2593 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2595 PR tree-optimization/52558
2596 * cfg.c (alloc_aux_for_edge): Fix comment.
2597 (alloc_aux_for_edge): Remove static.
2598 * basic-block.h (alloc_aux_for_edge): Protoize.
2599 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2600 (execute_sm_if_changed_flag): New.
2601 (execute_sm_if_changed_flag_set): New.
2602 (execute_sm): Do not generate data races unless requested.
2603 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2604 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2605 * gimple.h (block_in_transaction): New.
2606 (gimple_in_transaction): Use block_in_transaction.
2608 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2610 Backported from mainline
2611 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2613 PR rtl-optimization/53589
2614 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2615 discovery even when e->dest != target. If any LABEL_REF points
2616 to e->dest label, redirect it to target's label.
2618 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2621 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2622 returns false, replace stmt with GIMPLE_NOP.
2623 (check_omp_nesting_restrictions): Instead of issuing warnings,
2624 issue errors and return false if any errors were reported.
2626 2012-06-14 Richard Guenther <rguenther@suse.de>
2628 * BASE-VER: Set to 4.7.2.
2629 * DEV-PHASE: Set to prerelease.
2631 2012-06-12 Christian Bruel <christian.bruel@st.com>
2634 * config/sh/sh.c (sh_option_override): Don't force
2635 flag_omit_frame_pointer and maccumulate_outgoing_args.
2636 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2638 2012-06-14 Release Manager
2640 * GCC 4.7.1 released.
2642 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2644 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2646 2012-06-13 Richard Henderson <rth@redhat.com>
2648 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2649 iterator instead of INT.
2651 2012-06-08 Richard Henderson <rth@redhat.com>
2654 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2655 note to a clobber insn when no other insn is available.
2657 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2660 * doc/invoke.texi (Wenum-compare): Update documentation.
2662 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2665 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2667 (altivec_stvlxl): Ditto.
2668 (altivec_stvrx): Ditto.
2669 (altivec_stvrxl): Ditto.
2671 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2674 * trans-mem.c (expand_block_edges): Do not skip the first
2675 statement when resetting the BB.
2677 2012-06-04 Richard Guenther <rguenther@suse.de>
2680 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2681 create new assembler names.
2683 2012-06-04 Richard Guenther <rguenther@suse.de>
2685 Backport from mainline
2686 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2689 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2690 larger than maxbits. Don't compute maxbits modulo align.
2691 Also check that unit bytes long store at bitpos / unit * unit
2692 doesn't affect bits beyond bitregion_end.
2693 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2694 would not fit into bitregion_start ... bitregion_end + 1 bit
2696 (store_split_bit_field): Decrease unit close to end of bitregion_end
2697 if access is restricted in order to avoid mutual recursion.
2699 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2701 Backport from 2012-06-04 mainline r188172
2704 * config/avr/avr-stdint.h: New file.
2705 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2708 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2710 PR tree-optimization/53550
2711 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2712 is POINTER_TYPE_P, use sizetype as step type instead of type.
2714 2012-06-04 Richard Guenther <rguenther@suse.de>
2715 Eric Botcazou <ebotcazou@adacore.com>
2717 Backport from mainline
2718 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2720 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2721 Change type of BITOFFSET to signed. Make sure the lower bound of
2722 the computed range is non-negative by adjusting OFFSET and BITPOS.
2723 (expand_assignment): Adjust call to get_bit_range.
2725 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2727 * expr.c (get_bit_range): Return the null range if the enclosing record
2728 is part of a larger bit field.
2730 2012-03-20 Richard Guenther <rguenther@suse.de>
2732 * stor-layout.c (finish_bitfield_representative): Fallback
2733 to conservative maximum size if the padding up to the next
2734 field cannot be computed as a constant.
2735 (finish_bitfield_layout): If we cannot compute the distance
2736 between the start of the bitfield representative and the
2737 bitfield member start a new representative.
2738 * expr.c (get_bit_range): The distance between the start of
2739 the bitfield representative and the bitfield member is zero
2740 if the field offsets are not constants.
2742 2012-03-16 Richard Guenther <rguenther@suse.de>
2744 * stor-layout.c (finish_bitfield_representative): Fall back
2745 to the conservative maximum size if we cannot compute the
2746 size of the tail padding.
2748 2012-03-14 Richard Guenther <rguenther@suse.de>
2750 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2751 * stor-layout.c (start_bitfield_representative): New function.
2752 (finish_bitfield_representative): Likewise.
2753 (finish_bitfield_layout): Likewise.
2754 (finish_record_layout): Call finish_bitfield_layout.
2755 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2756 for QUAL_UNION_TYPE fields.
2757 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2758 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2759 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2764 * expr.c (get_bit_range): Unconditionally extract bitrange
2765 from DECL_BIT_FIELD_REPRESENTATIVE.
2766 (expand_assignment): Adjust call to get_bit_range.
2768 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2771 * fold-const.c (fold_binary_loc): Refine previous change.
2773 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2775 Backport from mainline
2776 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2779 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2780 avoid going above orig insn. Update comments.
2782 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2784 Backport from mainline
2785 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2788 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2789 prologue for unwinder and profiler.
2791 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2793 Backport from mainline
2794 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2796 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2798 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2800 Backport from mainline
2801 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2803 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2804 DBX_REGISTER_NUMBER.
2806 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2808 Backport from mainline
2809 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2811 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2812 operand is CONST_INT. Take COSTS_N_INSNS into account.
2813 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2816 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2818 * config/avr/avr.opt (-msp8): Document it.
2819 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2821 2012-05-31 Richard Guenther <rguenther@suse.de>
2824 * expr.c (expand_assignment): Do not use movmisalign on
2827 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2830 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2831 (pa_section_type_flags): New.
2832 (pa_legitimate_constant_p): Revert previous change.
2834 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2836 Backport from mainline
2837 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2840 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2841 accessed indirectly.
2842 (ipa_tm_create_version): Same.
2844 2012-05-30 Jason Merrill <jason@redhat.com>
2847 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2848 about array compound literals.
2850 2012-05-30 Richard Guenther <rguenther@suse.de>
2853 * fold-const.c (fold_binary_loc): Make sure to call
2854 fold_plusminus_mult_expr with the original sign of operands.
2856 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2858 * explow.c (probe_stack_range): Restore simple control flow and stop
2859 again when the probe cannot be generated if HAVE_check_stack.
2861 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2863 PR rtl-optimization/53519
2864 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2865 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2867 2012-05-29 Richard Guenther <rguenther@suse.de>
2869 PR tree-optimization/53516
2870 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2872 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2874 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2876 Backport from mainline
2877 2012-05-28 Richard Guenther <rguenther@suse.de>
2879 PR tree-optimization/53438
2880 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2882 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2884 Backport from mainline
2885 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2887 PR rtl-optimization/52528
2888 * combine.c (can_combine_p): Add setting of subst_low_luid
2889 before call to expand_field_assignment().
2891 2012-05-26 Martin Jambor <mjambor@suse.cz>
2893 Backport from mainline
2894 2012-05-23 Martin Jambor <mjambor@suse.cz>
2896 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2898 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2901 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2902 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2904 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2907 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2908 (ix86_expand_vec_perm): Use int mode instead of float.
2910 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2913 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2914 gnu_ld variables to yes.
2915 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2916 (HAVE_GNU_AS): Likewise.
2917 * config.in: Regenerate.
2918 * configure: Likewise.
2920 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2922 Backport from mainline
2923 2012-03-12 Richard Guenther <rguenther@suse.de>
2924 * config/arm/arm.c (neon_dereference_pointer): Do not call
2925 covert during RTL expansion.
2927 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2929 Backport from mainline
2930 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2933 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2934 relied on signed overflow behavior.
2936 2012-05-24 Richard Guenther <rguenther@suse.de>
2939 * tree-profile.c (tree_profiling): Cleanup the CFG if
2940 execute_fixup_cfg requests it.
2942 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2944 PR tree-optimization/53465
2945 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2946 vr0 into *vr, then vrp_meet that.
2947 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2948 have any equivalences.
2949 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2952 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2954 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2956 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2957 (iterative_hash_gimple_type): Adjust comment.
2958 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2959 domain for an array type instead of the domain type itself.
2961 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2963 Backport from 2012-05-23 mainline r187803
2966 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2967 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2970 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2972 Backport from 2012-05-03 mainline r187075
2974 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2975 has_fma4 for AMD processors with both fma3 and fma4 support.
2977 2012-05-22 Richard Guenther <rguenther@suse.de>
2979 PR tree-optimization/53408
2980 * tree-vect-loop.c (vectorizable_induction): Properly check
2981 the restriction that we cannot handle induction results from
2982 the inner loop outside of the outer loop.
2984 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2986 PR tree-optimization/53436
2987 * omp-low.c (omp_build_component_ref): New function.
2988 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2990 PR tree-optimization/53366
2991 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2992 tests if complex_numbers == 2, but there are non-complex number loads
2995 PR tree-optimization/53409
2996 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2997 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2999 PR tree-optimization/53410
3000 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3001 instead of build_int_cst (type, 0) where vector types might be
3004 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3007 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3008 from folded operands before wrapping another around the
3009 conditional expression.
3011 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3012 Patrick Marlier <patrick.marlier@gmail.com>
3014 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3017 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3019 Backport from mainline
3020 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3023 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3024 (UNSPECV_RDRAND): This.
3025 (rdrand<mode>_1): Updated.
3027 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3029 Backport from mainline
3030 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3032 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3033 RDRND, F16C and FSGSBASE.
3035 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3037 Backport from mainline
3038 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3040 * tree-ssa-pre.c (can_value_number_call): Delete.
3041 (compute_avail): Skip all statements with side effects.
3042 <GIMPLE_CALL>: Skip calls to internal functions.
3044 2012-05-18 David S. Miller <davem@davemloft.net>
3046 Backport r185385 from mainline
3047 2012-03-14 Richard Guenther <rguenther@suse.de>
3050 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3051 element type instead of mode, use build_vector_type_for_mode
3052 instead of the langhook, build a vector of proper signedness.
3053 (expand_vector_operations_1): Adjust.
3055 2012-05-18 Olivier Hainque <hainque@adacore.com>
3057 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3058 $(libsubdir) as libexecsubdir.
3060 2012-05-16 Andrew Pinski <apinski@cavium.com>
3062 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3065 2012-05-16 David S. Miller <davem@davemloft.net>
3067 * jump.c (delete_related_insns): If we remove a CALL, make sure
3068 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3070 2012-05-16 Richard Henderson <rth@redhat.com>
3073 * combine-stack-adj.c (prev_active_insn_bb): New.
3074 (next_active_insn_bb): New.
3075 (force_move_args_size_note): New.
3076 (combine_stack_adjustments_for_block): Use it.
3078 2012-05-16 Olivier Hainque <hainque@adacore.com>
3080 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3081 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3082 Add comments and improve stamp preservation across the whole sequence.
3083 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3085 2012-05-16 Richard Guenther <rguenther@suse.de>
3087 PR tree-optimization/53364
3088 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3089 detect a view-conversion of the decl.
3091 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3094 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3095 that operands[2] is either immediate, or q_regs_operand.
3097 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3099 Backport r187139 from mainline.
3100 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3102 PR rtl-optimization/52804
3103 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3104 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3105 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3106 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3107 RELOAD_FOR_OUTADDR_ADDRESS.
3109 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3112 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3113 generate target register for "load" class builtins.
3116 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3119 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3120 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3121 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3122 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3123 (<sse>_movu<ssemodesuffix>): New expander.
3124 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3125 (avx_movdqu<avxmodesuffix>): New expander.
3126 (*sse2_movdqu): Rename from sse2_movdqu.
3127 (sse2_movdqu): New expander.
3129 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3131 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3132 lineno 1 the same as lineno 0 before first start file directive.
3133 (optimize_macinfo_range): Likewise.
3135 * dwarf2out.c (have_macinfo): Define.
3136 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3137 attribute, don't force empty compilation unit and don't emit any
3138 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3140 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3142 Backport from mainline
3143 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3145 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3146 ORDERED and UNORDERED conditions.
3148 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3150 * function.c (requires_stack_frame_p): If the function can throw
3151 non-call exceptions, return true if the insn can throw internally.
3153 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3155 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3156 DECL_ORIGINAL_TYPE if it is present.
3158 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3160 Backport from 2012-05-12 mainline r187342.
3163 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3164 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3165 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3166 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3167 (expand_prologue): Move initialization of cfun->machine->is_naked,
3168 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3169 (avr_set_current_function): ...this new static function.
3170 (TARGET_SET_CURRENT_FUNCTION): New define.
3171 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3172 checking attributes of current_function_decl.
3173 (avr_regs_to_save): Ditto.
3174 (signal_function_p): Rename to avr_signal_function_p.
3175 (interrupt_function_p): Rename to avr_interrupt_function_p.
3177 * doc/extend.texi (Function Attributes): Better explanation of
3178 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3181 2012-05-09 Matthias Klose <doko@ubuntu.com>
3183 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3185 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3188 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3189 when a constant source operand matches an "I" constraint, the "no
3190 CC0 change" applies to a register-destination only, not a
3191 strict_low_part-destination.
3193 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3195 Backport from mainline:
3196 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3198 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3200 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3202 PR tree-optimization/53239
3203 * tree-vrp.c (get_value_range): Set VR of
3204 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3207 2012-05-07 Richard Guenther <rguenther@suse.de>
3209 PR tree-optimization/53195
3210 * tree-inline.c (setup_one_parameter): Properly add referenced
3211 vars from the parameters new known value.
3213 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3215 Backport from mainline:
3216 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3219 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3222 2012-05-04 Ian Lance Taylor <iant@google.com>
3224 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3225 values from false to NULL.
3227 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3229 Backport from mainline
3230 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3234 (TARGET_CMOV): Rename from TARGET_CMOVE.
3235 (TARGET_CMOVE): New define.
3236 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3237 Do not set TARGET_CMOVE here.
3239 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3241 Backport from mainline:
3243 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3245 PR tree-optimization/52633
3246 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3247 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3248 (vect_recog_over_widening_pattern): Remove handling of code that was
3249 already detected as over-widening pattern. Remove special handling
3250 of "unsigned" cases. Instead, support general case of conversion
3251 of the shift result to another type.
3253 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3255 * tree-vect-patterns.c (vect_single_imm_use): New function.
3256 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3257 (vect_recog_over_widening_pattern): Likewise.
3258 (vect_recog_widen_shift_pattern): Likewise.
3260 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3262 PR tree-optimization/52870
3263 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3264 presumed pattern statement is within the same loop or basic block.
3266 2012-05-04 Richard Guenther <rguenther@suse.de>
3268 * common.opt (flto-report): Do not mark as Optimization.
3270 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3273 * recog.c (constrain_operands): If extra constraints are present, also
3274 accept pseudo-registers with equivalent memory locations during reload.
3276 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3278 Backport from the mainline
3279 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3282 * config/rs6000/rs6000.md (bswapdi splitters): If
3283 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3284 default) is used, generate an alternate sequence that does not
3285 depend on using indexed addressing.
3287 2012-05-03 David S. Miller <davem@davemloft.net>
3290 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3291 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3292 (sparc_emit_float_lib_cmp): Likewise.
3294 2012-05-04 Martin Jambor <mjambor@suse.cz>
3296 Backport from mainline
3297 2012-05-02 Martin Jambor <mjambor@suse.cz>
3300 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3301 of a variable when the contect is a function.
3303 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3306 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3307 append program name to it and pass that as first argument
3308 to make_relative_prefix. Always pass standard_libexec_prefix
3309 as last argument to make_relative_prefix. If
3310 make_relative_prefix returns NULL, fall back to
3311 standard_libexec_prefix.
3314 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3318 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3319 mode, return that mode.
3321 2012-05-03 Richard Guenther <rguenther@suse.de>
3323 PR tree-optimization/53144
3324 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3326 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3327 with SSA name values.
3328 (vn_reference_lookup_3): Adjust callers.
3330 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3332 PR tree-optimization/53163
3333 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3334 return value from compute_all_dependences.
3336 PR rtl-optimization/53160
3337 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3338 has been modified by ree pass already.
3340 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3342 Backport from mainline
3343 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3346 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3347 calls to cgraph_node_name in xstrdup.
3348 (ipa_make_edge_direct_to_target): Ditto.
3349 * tree-sra.c (convert_callers_for_node): Ditto.
3350 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3351 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3352 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3353 (cgraph_materialize_all_clones): Ditto.
3354 * ipa-inline.c (report_inline_failed_reason): Ditto.
3355 (want_early_inline_function_p): Ditto.
3356 (edge_badness): Ditto.
3357 (update_edge_key): Ditto.
3358 (flatten_function): Ditto.
3359 (ipa_inline): Ditto.
3360 (inline_always_inline_functions): Ditto.
3361 (early_inline_small_functions): Ditto.
3363 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3365 Backport from mainline
3366 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3368 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3369 Introduce emul_name to select the right linker emulation for
3370 powerpc64-*-freebsd*.
3371 * configure: Regenerate.
3372 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3373 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3374 * config/rs6000/freebsd64.h: New file.
3375 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3377 (rs6000_savres_strategy): Likewise.
3378 (rs6000_savres_routine_name): Likewise.
3379 (rs6000_elf_file_end): Likewise.
3380 * config/rs6000/t-freebsd64: New file.
3381 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3382 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3384 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3386 Backport from mainline
3387 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3390 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3392 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3394 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3395 predicate to discriminate types.
3397 2012-04-27 Richard Guenther <rguenther@suse.de>
3400 * convert.c (convert_to_integer): Avoid infinite recursion for
3401 target-defined built-in types.
3403 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3406 * config/cris/cris.md ("*andhi_lowpart_v32")
3407 ("*andqi_lowpart_v32"): Change first input-only operand from
3408 a (match_operand ...) to (match_dup 0). Drop alternatives with
3409 const_int-matching constraints for redundancy.
3410 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3411 three-operand alternative.
3413 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3415 Backport from mainline
3416 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3418 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3419 (*addsi_2_zext): Ditto.
3420 (*add<mode>_3): Ditto.
3421 (*addsi_3_zext): Ditto.
3422 (*add<mode>_5): Ditto.
3424 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3427 * c-typeck.c (set_nonincremental_init,
3428 set_nonincremental_init_from_string): Pass true instead of false
3429 as IMPLICIT to add_pending_init.
3431 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3433 Backport from 2012-04-24 mainline r186768.
3436 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3438 2012-04-24 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/53085
3441 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3444 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3447 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3449 (output_addressed_constants): Likewise.
3452 * varasm.c (get_section): Don't ICE for section conflicts with
3453 built-in section kinds.
3455 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3457 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3459 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3461 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3463 2012-04-23 Richard Guenther <rguenther@suse.de>
3466 * c-typeck.c (build_binary_op): Fix typo.
3468 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3470 PR tree-optimizations/52891
3471 * tree-vect-patterns.c (adjust_bool_pattern): Use
3472 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3473 but with non-standard precision.
3475 2012-04-22 Ian Lance Taylor <iant@google.com>
3477 * godump.c (go_output_typedef): Dump size of structs.
3479 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3481 Backport from mainline:
3483 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3484 hints for 'A' operand types.
3486 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3488 Backport from 2012-04-19 mainline r186588.
3491 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3492 the case *(X+const).
3494 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3496 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3498 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3501 * config/i386/sync.md (atomic_<code><mode>): Rename to
3502 atomic_<logic><mode>.
3504 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3506 Backport from mainline
3507 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3511 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3512 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3513 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3514 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3515 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3516 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3517 gen_avx2_permvarv8sf.
3519 2012-04-16 Martin Jambor <mjambor@suse.cz>
3521 Backported from mainline
3523 2012-04-13 Martin Jambor <mjambor@suse.cz>
3526 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3527 fold_ctor_reference returns a zero constant.
3529 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3531 Backported from mainline
3532 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3534 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3535 and __ILP32__ for x32.
3537 2012-04-13 Tom de Vries <tom@codesourcery.com>
3539 Backport from mainline r186418.
3541 2012-04-13 Tom de Vries <tom@codesourcery.com>
3543 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3544 parameters vuse and vuse_escaped.
3545 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3546 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3549 2012-04-13 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/52969
3552 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3553 the condition for the COND_EXPR and handle predicate negation
3554 by swapping the COND_EXPR arms.
3556 2012-04-13 Richard Guenther <rguenther@suse.de>
3559 * convert.c (convert_to_pointer): Remove special-casing of
3562 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3564 Backport from mainline
3565 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3568 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3569 the list of options to enable the FCFID instruction.
3570 (TARGET_EXTRA_BUILTINS): Adjust comment.
3572 2012-04-12 Richard Guenther <rguenther@suse.de>
3574 PR tree-optimization/52943
3575 * tree-chrec.h (chrec_is_positive): Remove.
3576 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3577 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3578 Return false for a constant zero instead of negative.
3579 (analyze_siv_subscript_cst_affine): Handle zero difference
3580 in the initial condition explicitely.
3582 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3585 * varasm.c (process_pending_assemble_externals): Set
3586 pending_assemble_externals_processed true.
3587 (assemble_external): Call assemble_external_real if the pending
3588 assemble externals have been processed.
3590 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3593 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3594 the DECL generated for the special GOT helper.
3596 2012-04-06 Walter Lee <walt@tilera.com>
3598 Backport from mainline
3599 2012-03-07 Walter Lee <walt@tilera.com>
3601 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3602 REG_CFA_* notes for the stack pointer.
3603 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3604 EH_RETURN_STACKADJ_RTX.
3605 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3606 generate REG_CFA_* notes for the stack pointer.
3607 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3608 by EH_RETURN_STACKADJ_RTX.
3610 2012-04-06 Matt Turner <mattst88@gmail.com>
3612 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3614 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3616 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3617 of the destination isn't also a FP_REGS register.
3619 2012-04-03 Richard Guenther <rguenther@suse.de>
3621 Backport from mainline
3622 2012-03-02 Richard Guenther <rguenther@suse.de>
3624 PR tree-optimization/52406
3625 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3626 (struct indices): Add unconstrained_base member.
3627 (struct dr_alias): Remove unused vops member.
3628 (DR_UNCONSTRAINED_BASE): New define.
3629 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3630 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3631 be an artificial access that covers the whole indexed object,
3632 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3633 plain decl base-objects to their MEM_REF variant.
3634 (dr_may_alias_p): When the base-object of either data reference
3635 has unknown size use only points-to information.
3636 (compute_affine_dependence): Make dumps easier to read and
3638 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3639 DR_REF when looking for packed references.
3640 (vect_supportable_dr_alignment): Likewise.
3642 2012-04-03 Richard Guenther <rguenther@suse.de>
3644 Backport from mainline
3645 2012-03-15 Richard Guenther <rguenther@suse.de>
3648 * tree-data-ref.c (subscript_dependence_tester_1): Check
3649 all dimensions for non-conflicting access functions.
3651 2012-04-03 Richard Guenther <rguenther@suse.de>
3653 Backport from mainline
3654 2012-03-06 Richard Guenther <rguenther@suse.de>
3657 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3659 2012-03-23 Richard Guenther <rguenther@suse.de>
3661 PR tree-optimization/52678
3662 * tree-vectorizer.h (struct _stmt_vec_info): Add
3663 loop_phi_evolution_part member.
3664 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3665 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3666 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3667 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3668 Use the cached evolution part and the PHI nodes value from
3669 the loop preheader edge instead of re-analyzing the evolution.
3671 2012-03-26 Richard Guenther <rguenther@suse.de>
3673 PR tree-optimization/52701
3674 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3675 compute and set the evolution part of PHI nodes.
3677 2012-03-30 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/52754
3680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3681 propagate arbitrary addresses into really plain dereferences.
3683 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3685 PR tree-optimization/52835
3686 * tree-data-ref.c (build_rdg): Return NULL if
3687 compute_data_dependences_for_loop failed.
3689 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3691 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3692 (stmt_can_make_abnormal_goto): Use it.
3693 (is_ctrl_altering_stmt): Likewise.
3695 2012-03-31 Martin Jambor <mjambor@suse.cz>
3697 Backported from mainline
3698 2012-03-30 Martin Jambor <mjambor@suse.cz>
3700 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3701 is a builtin_stack_save in a dominating BB.
3703 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3705 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3706 crossing 128bit lane boundary.
3708 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3710 Backported from mainline
3711 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3714 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3716 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3717 * config/i386/i386.c: Include reload.h.
3718 (ix86_legitimize_reload_address): New function.
3720 2012-03-28 Martin Jambor <mjambor@suse.cz>
3722 Backported from mainline
3723 2012-03-27 Martin Jambor <mjambor@suse.cz>
3726 * tree-sra.c (sra_modify_assign): Do not call
3727 load_assign_lhs_subreplacements when working with an unscalarizable
3730 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3733 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3734 __builtin_va_start to __builtin_next_arg if the latter is
3735 builtin_decl_explicit_p rather than when it is not.
3738 * tree-vect-generic.c (vector_element): Perform multiplication
3739 for pos in bitsizetype type instead of idx type.
3741 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3743 Backport from 2012-03-28 mainline r185910.
3746 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3747 (avr_builtin_decl): New static function.
3748 (struct avr_builtin_description, avr_bdesc): Move up.
3749 Add GTY marker. Add field fndecl. Remove redundant field id.
3750 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3751 (avr_expand_builtin): Code cleanup because .id is removed.
3753 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3756 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3759 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3761 Backport from 2012-03-28 mainline r185907.
3764 * config.gcc (tm_file): Remove avr/multilib.h.
3766 * doc/invoke.texi (AVR Options): Adjust
3767 documentation of -mtiny-stack.
3769 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3770 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3771 * config/avr/t-avr: Remove generation of multilib.h.
3772 * config/avr/t-multilib: Regenerate.
3773 * config/avr/multilib.h: Remove.
3774 * config/avr/avr.opt (-msp8): New option.
3775 (avr_sp8): New variable.
3776 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3777 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3778 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3779 (avr_device_to_sp8): New prototype.
3780 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3781 (DRIVER_SELF_SPECS): New define.
3782 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3783 __AVR_SP8__, __AVR_HAVE_SPH__.
3784 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3785 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3786 (avr_file_start): Ditto.
3788 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3791 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3792 instead of 8 in adjust_address.
3794 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3796 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3797 of a unit before computing the offset in units.
3799 2012-03-27 Richard Guenther <rguenther@suse.de>
3802 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3805 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3808 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3810 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3813 * varasm.c: Include pointer-set.h.
3814 (pending_assemble_externals_set): New pointer set.
3815 (process_pending_assemble_externals): Destroy the pointer set.
3816 (assemble_external): See if decl is in pending_assemble_externals_set,
3817 and add it to pending_assemble_externals if necessary.
3818 (init_varasm_once): Allocate pending_assemble_externals_set.
3820 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3822 Backported from mainline
3823 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3826 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3827 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3828 (vector_ltgt<mode>): Likewise.
3829 (vector_ordered<mode>): Likewise.
3830 (vector_unordered<mode>): Likewise.
3831 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3833 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3835 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3838 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3840 Backported from mainline
3841 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3845 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3846 GENERAL_REGS and FP_REGS for SImode.
3848 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3851 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3852 on any new_local_var_chain vars declared during recursing on
3853 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3855 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3857 Backport from 2012-03-22 mainline r185692.
3860 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3861 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3862 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3863 (delay_cycles_1, delay_cycles_2): Ditto.
3864 (delay_cycles_3, delay_cycles_4): Ditto.
3865 (nopv, *nopv): Ditto.
3866 (sleep, *sleep): Ditto.
3869 Backport from 2012-03-21 mainline r185605.
3871 PR rtl-optimization/52543
3873 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3874 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3875 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3876 (avr_load_libgcc_p): Restrict to __flash loads.
3877 (avr_out_lpm): Only handle 1-byte loads from __flash.
3878 (avr_load_lpm): New function.
3879 (avr_find_unused_d_reg): Remove.
3880 (avr_out_lpm_no_lpmx): Remove.
3881 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3882 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3883 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3884 (load_<mode>, load_<mode>_clobber): New insns.
3885 (mov<mode>): For multi-byte move from non-generic
3886 16-bit address spaces: Expand to load_<mode> resp.
3887 load_<mode>_clobber.
3888 (load<mode>_libgcc): Remove expander.
3889 (split-lpmx): Remove split.
3891 Backport from 2012-03-13 mainline r185329.
3894 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3895 offset (size) to a value the insns can deal with.
3896 (expand_epilogue): Ditto.
3898 Backport from 2012-03-12 mainline r185256.
3901 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3902 type from reg_class_t to enum reg_class.
3903 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3905 Backport from 2012-03-12 mainline r185253.
3908 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3909 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3910 r184615 from 2012-02-28.
3912 Backport from 2012-03-08 mainline r185105.
3914 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3915 for constants in [-63,63].
3917 Backport from 2012-03-08 mainline r185100.
3920 * config/avr/avr.c (avr_mem_clobber): New static function.
3921 (avr_expand_delay_cycles): Add memory clobber operand to
3922 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3923 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3924 (enable_interrupt, disable_interrupt): New expander.
3925 (nopv, sleep, wdr): New expanders.
3926 (delay_cycles_1): Add memory clobber.
3927 (delay_cycles_2): Add memory clobber.
3928 (delay_cycles_3): Add memory clobber.
3929 (delay_cycles_4): Add memory clobber.
3930 (cli_sei): New insn from former "enable_interrupt",
3931 "disable_interrupt" with memory clobber.
3932 (*wdt): New insn from former "wdt" with memory clobber.
3933 (*nopv): Similar, but for "nopv".
3934 (*sleep): Similar, but for "sleep".
3936 Backport from 2012-03-07 mainline r185043.
3939 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3941 Backport from 2012-03-07 mainline r185032.
3944 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3945 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3946 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3948 Backport from 2012-03-07 mainline r185031.
3951 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3953 * config/avr/avr.md (xload_8): Adjust insn length.
3955 Backport from 2012-03-07 mainline r185030.
3958 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3959 if RAMPZ affects reading from RAM.
3961 Backport from 2012-03-05 mainline r184919.
3963 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3965 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3967 Backport from mainline r185259.
3970 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3971 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3973 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3975 Backported from mainline
3976 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3979 * c-parser.c (c_parser_postfix_expression)
3980 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3982 * config/i386/smmintrin.h: Avoid /* within a comment.
3983 * config/i386/nmmintrin.h: Likewise.
3985 2012-03-22 Richard Guenther <rguenther@suse.de>
3987 * BASE-VER: Set to 4.7.1.
3988 * DEV-PHASE: Set to prerelease.
3990 2012-03-22 Release Manager
3992 * GCC 4.7.0 released.
3994 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3996 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3998 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3999 Andrew Pinski <apinski@cavium.com>
4002 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4003 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4004 calls instead of __builtin_ir{int,ound}*.
4006 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4009 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4012 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4014 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4015 Refer to GCC 4.7 version of c99status.html.
4017 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4019 Backport from mainline
4020 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4022 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4023 redefine to be NULL if the current bit-size is different from the
4024 configured bit-size.
4026 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4027 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4028 set the default tuning. Add asserts to make sure the cpu and tune
4029 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4030 test whether the index is set, instead of > 0.
4031 (rs6000_file_start): Do not reset the default cpu if the current
4032 bit-size is different from the configured bit-size.
4034 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4036 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4038 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4039 Update binutils references.
4040 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4041 Update binutils reference.
4042 Update Sun as/GNU ld caveat.
4043 Document binutils largefile requirement for LTO plugin.
4044 Remove reference to alternate libpthread.
4046 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4048 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4050 (Specific, mips-sgi-irix6): Likewise.
4052 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4054 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4055 * configure: Regenerate.
4057 2012-03-07 Richard Henderson <rth@redhat.com>
4059 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4060 * config/m68k/sync.md (atomic_test_and_set): Use it.
4061 (atomic_test_and_set_1): Likewise.
4063 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4066 * Makefile.in: Let install-gcc-ar depend on installdirs,
4067 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4068 Don't double canonicalize if cross-compiling.
4070 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4072 * trans-mem.c: New typedef for tm_region_p.
4073 Define vector types for tm_region_p.
4074 (tm_region_init): Replace region_worklist to a vector called
4077 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4080 * trans-mem.c (tm_region_init): Use last_basic_block.
4082 2012-03-05 Richard Henderson <rth@redhat.com>
4085 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4086 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4087 BIGGEST_ALIGNMENT is aligned.
4089 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4091 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4093 2012-03-05 Richard Henderson <rth@redhat.com>
4096 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4097 instead of calling negqi2 directly.
4099 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4101 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4102 (INTMAX_TYPE): Use it.
4103 (UINTMAX_TYPE): Likewise.
4104 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4105 (irix6_c_common_override_options): Declare.
4106 (C_COMMON_OVERRIDE_OPTIONS): Define.
4107 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4108 * config/mips/irix6-c.c: New file.
4109 * config/mips/t-irix6 (irix6-c.o): New target.
4110 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4113 2012-03-02 Richard Henderson <rth@redhat.com>
4115 * optabs.c (expand_atomic_test_and_set): Honor
4116 atomic_test_and_set_trueval even when atomic_test_and_set
4117 optab is not in use.
4119 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4121 Backport from mainline
4122 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4124 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4126 2012-03-02 Richard Guenther <rguenther@suse.de>
4128 * DEV-PHASE: Set to prerelease.
4130 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4132 * config.gcc (obsolete): Add all ARM targets using the FPA.
4133 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4134 * doc/install.texi: Avoid references to obsolete ARM ports.
4136 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4138 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4140 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4141 Joern Rennecke <joern.rennecke@embecosm.com>
4143 * doc/extend.texi: Expand and update information on interrupt
4144 attribute for Epiphany.
4146 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4148 * config/sh/sh-protos.h: Update copyright notice dates.
4149 * config/sh/sh.h: Likewise.
4150 * config/sh/sh.md: Likewise.
4151 * config/sh/constraints.md: Likewise.
4152 * config/sh/predicates.md: Likewise.
4154 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4156 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4157 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4159 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4161 * config/sh/constraints.md: Fix comment typo.
4163 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4166 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4167 unsigned HOST_WIDE_INT.
4168 (zvdep_imm64): Likewise.
4169 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4170 (vdepi_and): Likewise.
4171 Likewise for unamed 64-bit patterns.
4172 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4174 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4177 PR rtl-optimization/52417
4178 * cselib.c (cselib_any_perm_equivs): New variable.
4179 (cselib_reset_table): Check that it's not set when not
4180 preserving constants.
4181 (cselib_add_permanent_equiv): Set it.
4182 (cselib_have_permanent_equivalences): New.
4183 (cselib_init, cselib_finish): Reset it.
4184 * cselib.h (cselib_have_permanent_equivalences): Declare.
4185 * alias.c (get_addr): Restore earlier behavior when there
4186 aren't permanent equivalences.
4188 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4190 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4191 * config/v850/v850-modes.def: Fix copyright notice.
4193 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4195 * doc/extend.texi (AVR Built-in Functions): Document
4196 __builtin_avr_flash_segment.
4198 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4199 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4200 (*split.flash_segment): New insn-and-split.
4201 * config/avr/avr.c (avr_init_builtins): Add local variables:
4202 const_memx_void_node, const_memx_ptr_type_node,
4203 char_ftype_const_memx_ptr.
4205 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4207 PR tree-optimization/52445
4208 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4209 add ssa_name_ver, offset and size fields and change store field
4211 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4212 (add_or_mark_expr): Likewise. Only consider previous stores
4213 with the same size and offset.
4214 (nt_init_block): Only look at gimple_assign_single_p stmts,
4215 doesn't look at rhs2.
4217 2012-03-01 Richard Guenther <rguenther@suse.de>
4220 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4221 conversions from integral types to pointer types.
4223 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4225 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4226 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4227 unintentionally removed in r184616.
4229 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4231 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4234 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4235 Uros Bizjak <ubizjak@gmail.com>
4238 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4239 alternatives, add "e" constraint to the new last alternative
4240 and ! to last 3 alternatives.
4242 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4244 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4245 DW_AT_artificial attributes at the end of the processing.
4246 (gen_array_type_die): Likewise.
4247 (gen_enumeration_type_die): Likewise.
4248 (gen_struct_or_union_type_die): Likewise.
4249 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4252 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4255 * expr.c (expand_assignment): If doing misaligned store that doesn't
4256 cover all mode bits, perform a RMW cycle.
4258 PR tree-optimization/52429
4259 * tree-parloops.c (separate_decls_in_region_debug): Return early
4260 if var is LABEL_DECL.
4262 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4264 PR tree-optimization/52424
4265 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4266 calling dom_thread_across_edge.
4268 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4270 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4272 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4274 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4275 * config/avr/avr.c (avr_output_bld): Remove unused function.
4276 (avr_out_sbxx_branch): Use "%T" to print bit position.
4278 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4280 * config/avr/avr.md: Untabify.
4282 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4284 * config/avr/avr.md (eqne): New code iterator.
4285 (*dec-and-branchsi): Use it in text peephole's condition.
4286 (*dec-and-branchhi): Ditto.
4287 (*dec-and-branchqi): Ditto.
4289 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4292 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4293 the device does not have the skip-bug.
4295 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4297 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4298 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4299 -mpretend-cmove): New.
4301 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4304 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4305 doesn't count DEBUG_INSN refs.
4306 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4307 for DEBUG_INSN refs.
4309 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4313 2012-02-20 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/52298
4315 * tree-vect-stmts.c (vectorizable_load): Properly use
4316 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4319 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4322 * gimple.h (gimple_in_transaction): New.
4323 (gimple_set_in_transaction): New.
4324 (struct gimple_statement_base): Add in_transaction field.
4325 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4327 (tree_ssa_lim_initialize): Compute transaction bits.
4328 * tree.h (compute_transaction_bits): Protoize.
4329 * trans-mem.c (tm_region_init): Use the heap to store BB
4331 (compute_transaction_bits): New.
4333 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4335 * gcc.c (display_help): Document --help=common and sort entries
4338 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4340 * doc/install.texi: Document check-$LANG specific shortcuts
4342 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4345 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4347 * config/arm/arm_neon.h: Regenerate.
4348 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4349 (neon_vcgeu): New insn.
4350 (neon_vcgtu): Likewise.
4351 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4352 (ops): Unsigned comparison intrinsics call a different
4355 2012-02-28 Richard Guenther <rguenther@suse.de>
4358 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4359 ordering for the VEC_CONCAT for two element vectors for
4360 V2SFmode, V2SImode and V2DImode.
4362 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4365 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4366 detecting big-endian triplets.
4368 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4370 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4371 mode if there is no type information available.
4373 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4375 PR tree-optimization/53207
4376 * doc/invoke.texi: Document as experimental and relying on graphite.
4378 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4380 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4381 of initializer to changes from r184614.
4383 2012-02-28 Richard Guenther <rguenther@suse.de>
4385 PR tree-optimization/52395
4386 * tree-sra.c (build_ref_for_offset): Also look at the base
4387 TYPE_ALIGN when figuring out the alignment of the replacement.
4389 2012-02-28 Richard Guenther <rguenther@suse.de>
4391 PR tree-optimization/52402
4392 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4393 mis-aligned types when creating the accesses at the call site.
4395 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4397 * config/avr/builtins.def: New file.
4398 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4399 * config/avr/avr.c (enum avr_builtin_id): Use it.
4400 (avr_init_builtins): Use it. And use avr_bdesc.
4401 (bdesc_1arg): Remove.
4402 (bdesc_2arg): Remove.
4403 (bdesc_3arg): Remove.
4404 (struct avr_builtin_description): Add field n_args.
4405 (avr_bdesc): New static variable using builtins.def.
4406 (avr_expand_builtin): Use it.
4407 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4408 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4409 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4411 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4414 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4415 match only one single hard register with respective hard reg rtx.
4416 (movmemx_<mode>): Ditto.
4417 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4418 insn anatomy of movmem[x]_<mode>.
4419 (avr_out_movmem): Same for printing assembler and operand usage.
4421 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4425 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4426 address spaces located outside of device flash.
4428 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4429 (mcu_type_s): Add field n_flash.
4430 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4431 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4432 (AVR_MCU): Add N_FLASH argument.
4433 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4434 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4435 macro __FLASH<n> if that address space makes sense for the device.
4436 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4437 outside of target flash.
4438 (avr_asm_named_section): Ditto.
4439 (avr_asm_select_section): Ditto.
4440 (avr_addr_space_convert): Ditto.
4441 (avr_emit_movmemhi): Ditto.
4442 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4443 address space is outside of device flash.
4444 (avr_insert_attributes): Ditto.
4445 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4446 avr_current_arch->n_segments.
4448 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4451 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4453 (*movabs<mode>_2): Likewise.
4455 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4458 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4459 s_register_operand in the test instead of REG_P. Don't call
4460 gen_reg_rtx if it won't be used.
4462 PR tree-optimization/52376
4463 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4465 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4467 * ifcvt.c (noce_get_condition): Check condition variable is not
4468 small_register_classes_for_mode_p before accepting.
4470 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4474 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4477 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4478 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4480 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4482 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4484 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4486 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4488 * config/sh/predicates.md: Remove blank lines.
4489 * config/sh/sh.c: Fix typos in comments.
4490 * config/sh/constraints.md: Likewise.
4491 * config/sh/sh.md: Remove blank lines.
4492 Fix typos in comments. Use ;; as comment characters.
4494 2012-02-26 Walter Lee <walt@tilera.com>
4496 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4497 (replace_mov_pcrel_step2): Ditto.
4499 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4502 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4503 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4504 and locs that reference values newer than the non-canonical value
4505 at hand. Return the canonical value as a worst case.
4506 (memrefs_conflict_p): Walk canonical value's locs.
4509 * cselib.c (preserve_only_constants): Rename to...
4510 (preserve_constants_and_equivs): ... this. Split out...
4511 (invariant_or_equiv_p): ... this. Preserve plus expressions
4512 of other preserved expressions too.
4513 (cselib_reset_table): Adjust.
4514 * var-tracking.c (reverse_op): Use canonical value to build
4517 2012-02-23 Kai Tietz <ktietz@redhat.com>
4519 * config/i386/i386.c (ix86_delegitimize_address): Handle
4520 UNSPEC_PCREL plus displacement.
4522 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4525 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4526 to test for unusedness in st X addressing.
4528 2012-02-24 Richard Guenther <rguenther@suse.de>
4531 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4532 (is_gimple_reg_type): Move inline ...
4533 * gimple.h (is_gimple_reg_type): ... here.
4535 2012-02-24 Richard Guenther <rguenther@suse.de>
4538 * passes.c (execute_function_todo): When verifying SSA form
4539 verify gimple form first.
4540 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4542 2012-02-24 Richard Guenther <rguenther@suse.de>
4545 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4546 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4548 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4550 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4552 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4554 * tree-phinodes.c (make_phi_node): Mark static.
4555 * tree-flow.h (make_phi_node): Remove extern decl.
4556 * doc/gimple.texi (make_phi_node): Remove documentation.
4558 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4560 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4561 * tree-ssa-sccvn.c (print_scc): Ditto.
4563 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4565 * doc/passes.texi (Full redundancy elimination): Fix typo.
4567 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4569 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4571 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4574 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4576 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4579 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4581 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4583 * config/avr/avr.md (code_stdname): Add ior, xor.
4584 (xior): New code iterator.
4585 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4586 (*<code_stdname><mode>qi.byte1-3): Ditto.
4588 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4590 PR tree-optimization/52019
4591 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4594 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4596 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4597 HAVE_INITFINI_ARRAY to work around namespace pollution in
4598 certain versions of newlib system headers.
4599 * config.in: Regenerate.
4600 * configure: Regenerate.
4601 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4602 instead of HAVE_INITFINI_ARRAY.
4604 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4607 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4608 is not offsettable memory reference.
4610 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4613 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4614 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4616 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4618 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4619 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4621 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4623 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4624 library on Solaris 8 even without TLS support.
4625 * configure: Regenerate.
4627 2012-02-22 Richard Guenther <rguenther@suse.de>
4630 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4631 for GIMPLE_DEBUG stmts.
4633 2012-02-22 Martin Jambor <mjambor@suse.cz>
4636 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4637 according to the base object.
4639 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4641 PR rtl-optimization/50063
4642 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4643 and 2 (8-bit SP) in operand 2.
4644 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4645 setup to use movhi_sp_r instead of vanilla move to write SP.
4646 Adjust REG_CFA notes to superseed unspec.
4647 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4649 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4650 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4651 irq_state 1 (IRQ known to be on) here.
4653 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4655 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4657 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4658 assign_hard_reg): Likewise.
4660 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4662 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4664 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4667 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4668 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4670 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4672 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4673 prototype from here to...
4674 * config/avr/avr.h: ...here.
4676 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4679 * thumb2.md (thumb2_shiftsi3_short): Split register and
4680 immediate shifts. For register shifts tie operands 0 and 1.
4681 (peephole2 for above): Check that register-controlled shifts
4682 have suitably tied operands.
4684 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4687 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4688 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4689 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4690 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4691 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4692 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4693 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4694 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4695 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4696 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4697 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4698 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4699 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4700 bdver1_ssevector_avx256_unaligned_load,
4701 bdver1_ssevector_sse128_unaligned_load,
4702 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4703 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4704 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4705 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4706 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4707 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4708 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4709 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4710 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4711 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4712 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4713 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4714 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4715 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4716 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4717 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4718 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4719 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4720 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4721 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4722 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4723 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4724 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4725 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4726 bdver1_ssediv_double_load, bdver1_ssediv_double,
4727 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4728 Add "bdver2" attribute.
4730 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4732 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4733 default if possible and not specified otherwise.
4735 2012-02-21 Richard Guenther <rguenther@suse.de>
4738 * gimplify.c (create_tmp_from_val): Use the main variant type
4739 for the type of the temporary we create.
4741 2012-02-21 Richard Guenther <rguenther@suse.de>
4743 PR tree-optimization/52324
4744 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4745 do not gimplify a MEM_REF address operand if it is already
4748 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4750 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4751 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4753 2012-02-21 Richard Guenther <rguenther@suse.de>
4755 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4756 nested_in_vect_loop.
4758 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4760 PR tree-optimization/52318
4761 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4762 vdef also to non-pure/const call stmts in the sequence.
4764 2012-02-20 David S. Miller <davem@davemloft.net>
4766 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4767 don't use the "rd %pc" instruction on v9 for PIC register loads.
4769 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4772 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4773 in a transaction safe function.
4775 2012-02-20 Kai Tietz <ktietz@redhat.com>
4778 * stor-layout.c (place_field): Handle desired_align for
4781 2012-02-20 Richard Guenther <rguenther@suse.de>
4783 PR tree-optimization/52298
4784 * tree-vect-stmts.c (vectorizable_store): Properly use
4785 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4787 (vectorizable_load): Likewise.
4788 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4789 Access DR_STEP after ensuring it is not NULL.
4791 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4793 PR tree-optimization/52286
4794 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4795 optimization use double_int_to_tree instead of build_int_cst_wide,
4796 rewrite to use double_int vars.
4798 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4801 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4803 Remove -e 0 from $gcc_cv_ld invocation.
4804 Only use __GLIBC_PREREQ if defined.
4805 Enable on Solaris since Solaris 8 patch.
4806 (gcc_SUN_LD_VERSION): New macro.
4807 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4808 gcc_SUN_LD_VERSION for version number format.
4809 * configure: Regenerate.
4810 * varasm.c (get_elf_initfini_array_priority_section): Set
4811 SECTION_NOTYPE for non-default priority.
4812 Use get_section instead of get_unnamed_section to emit
4813 .init_array/.fini_array with default priority.
4815 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4817 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4818 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4819 (mips_start_unique_function, mips_output_mips16_rdhwr)
4820 (mips_code_end): New functions.
4821 (TARGET_ASM_CODE_END): Define.
4823 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4825 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4826 to stubs with non-sibling calls.
4828 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4830 * doc/invoke.texi (-fira-* options): Copy-edit.
4831 (ira-* parameters): Copy-edit.
4833 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4835 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4836 GCC coding conventions.
4838 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4840 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4841 when used as adjectives.
4843 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4845 * doc/invoke.texi: Clean up "that"/"which" confusion.
4847 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4849 * system.h: Poison SMALL_REGISTER_CLASSES
4850 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4851 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4853 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4855 PR tree-optimization/52285
4856 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4857 when deciding if a call is a tail call or tail recursion.
4859 2012-02-16 Kai Tietz <ktietz@redhat.com>
4861 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4862 interger-constant displacement for UNSPEC_PCREL.
4864 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4866 PR rtl-optimization/52208
4867 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4868 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4870 PR tree-optimization/52255
4871 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4872 loop->header has virtual PHI, but exit_e->dest doesn't, add
4873 virtual PHI to exit_e->dest and adjust all uses after the loop.
4876 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4877 children with clone_tree_hash, not after it.
4879 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4881 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4882 extended identifiers.
4884 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4887 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4888 a same_body_alias, also test whether e->callee isn't a former
4889 or current clone of the decl this is a same body alias of.
4891 PR translation/52264
4892 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4894 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4896 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4898 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4901 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4902 force_reg instead of copy_to_reg for better optimization. Force
4903 non-register or memory operands into a register.
4905 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4907 * extend.texi: Reserve upper bits of memory model for future use.
4909 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4910 Anatoly Sokolov <aesok@post.ru>
4911 Eric Weddington <eric.weddington@atmel.com>
4914 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4915 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4916 Rewrite initializers for .macro.
4917 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4918 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4919 atxmega32d4, atxmega32x1.
4920 avrxmega4: atxmega64a3, atxmega64d3.
4921 avrxmega5: atxmega64a1, atxmega64a1u.
4922 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4923 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4924 avrxmega7: atxmega128a1, atxmega128a1u.
4925 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4926 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4927 (struct base_arch_s): Rename reserved to xmega_p.
4928 Rename reserved2 to have_rampd.
4929 (AVR_XMEGA): New define.
4930 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4931 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4932 * config/avr/predicates.md (io_address_operand): Take into
4934 (low_io_address_operand): Ditto.
4935 (high_io_address_operand): Ditto.
4936 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4937 (enabled, movhi_sp_r): Use them.
4938 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4939 cpp_define_formatted to built-in define __AVR_ARCH__.
4940 (__AVR_XMEGA__): New built-in define.
4941 (__AVR_HAVE_RAMPD__): New built-in define.
4942 (__AVR_HAVE_RAMPX__): New built-in define.
4943 (__AVR_HAVE_RAMPY__): New built-in define.
4944 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4946 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4947 (avr_option_override): Initialize them.
4948 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4949 (avr_init_expanders): Initialize them. No more block several calls.
4950 (emit_push_sfr): New static function.
4951 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4953 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4954 (avr_print_operand): Print addreeses as symbols for
4955 RAMPX, RAMPY, RAMPD, CCP.
4956 (output_movhi): Handle AVR_XMEGA when writing to SP.
4957 (avr_out_movhi_mr_r_xmega): New static function.
4958 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4959 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4960 __RAMPD__, __CCP__ as needed.
4962 * config/avr/multilib.h: Regenerate.
4963 * config/avr/t-multilib: Regenerate.
4964 * config/avr/avr-tables.opt: Regenerate.
4966 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4968 PR tree-optimization/50561
4969 * graphite-flattening.c (lst_project_loop): Do not
4970 remove old scattering dimensions after flattening.
4971 (lst_do_flatten): Likewise.
4973 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4975 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4976 __builtin_avr_map8, __builtin_avr_map16.
4977 Document __builtin_avr_insert_bits.
4979 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4980 (insert_bits): New insn.
4981 (adjust_len.map_bits): Rename to insert_bits.
4982 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4983 * avr-protos.h (avr_out_map_bits): Remove.
4984 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4985 * config/avr/constraints.md (Cxf,C0f): New.
4986 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4987 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4988 New built-in define __BUILTIN_AVR_INSERT_BITS.
4989 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4990 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4991 (avr_move_bits): Rewrite.
4992 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4994 (avr_map_op_t): New typedef.
4995 (avr_map_op): New static variable.
4996 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4997 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4998 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4999 (bdesc_3arg, avr_expand_triop_builtin): New.
5000 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5001 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5002 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5003 (avr_map_equal_p, avr_map_sig_p): Remove.
5004 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5005 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5006 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5007 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5008 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5009 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5011 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5013 * config/c6x/c6x.md (reserve_cycles): New attribute.
5014 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5015 don't reserve functional units after the branch occurs.
5017 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5020 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5021 functions into non-tm_pure functions.
5023 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5026 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5027 (iterative_hash_canonical_type): Likewise.
5028 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5031 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5033 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5034 sched-group insn, it either remains alone or the entire list is pruned.
5036 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5038 * doc/install.texi (Prerequisites): Fix grammar.
5039 (Configuration): Likewise.
5041 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5043 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5044 MPC as part of GCC before describing configuring with --with-gmp etc.
5045 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5046 sources are present.
5048 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5051 * dwarf2out.c (clone_tree_hash): New function.
5052 (copy_decls_walk): Use it instead of clone_tree.
5054 2012-02-14 Richard Guenther <rguenther@suse.de>
5056 PR tree-optimization/52244
5057 PR tree-optimization/51528
5058 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5059 replacements for integral types.
5061 2012-02-14 Walter Lee <walt@tilera.com>
5063 * config.gcc: Handle tilegx and tilepro.
5064 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5066 Add HAVE_AS_TLS check for tilegx and tilepro.
5067 * configure: Regenerate.
5068 * doc/contrib.texi: Add Mat Hostetter and self.
5069 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5070 Document instruction intrinsics and network accessing intrinsics.
5071 (TILEPro Built-in Functions): New node. Document instruction
5072 intrinsics and network accessing intrinsics.
5073 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5074 (Specific, tilepro-*-linux*): Likewise.
5075 * doc/invoke.texi (TILE-Gx Options): New section.
5076 (TILEPro Options): New section.
5077 * doc/md.texi (TILE-Gx): New section.
5078 (TILEPro): New section.
5079 * common/config/tilegx/tilegx-common.c: New file.
5080 * common/config/tilepro/tilepro-common.c: New file.
5081 * config/tilegx/constraints.md: New file.
5082 * config/tilegx/linux.h: New file.
5083 * config/tilegx/mul-tables.c: New file.
5084 * config/tilegx/predicates.md: New file.
5085 * config/tilegx/sync.md: New file.
5086 * config/tilegx/t-tilegx: New file.
5087 * config/tilegx/tilegx-builtins.h: New file.
5088 * config/tilegx/tilegx-c.c: New file.
5089 * config/tilegx/tilegx-generic.md: New file.
5090 * config/tilegx/tilegx-modes.def: New file.
5091 * config/tilegx/tilegx-multiply.h: New file.
5092 * config/tilegx/tilegx-protos.h: New file.
5093 * config/tilegx/tilegx.c: New file.
5094 * config/tilegx/tilegx.h: New file.
5095 * config/tilegx/tilegx.md: New file.
5096 * config/tilegx/tilegx.opt: New file.
5097 * config/tilepro/constraints.md: New file.
5098 * config/tilepro/gen-mul-tables.cc: New file.
5099 * config/tilepro/linux.h: New file.
5100 * config/tilepro/mul-tables.c: New file.
5101 * config/tilepro/predicates.md: New file.
5102 * config/tilepro/t-tilepro: New file.
5103 * config/tilepro/tilepro-builtins.h: New file.
5104 * config/tilepro/tilepro-c.c: New file.
5105 * config/tilepro/tilepro-generic.md: New file.
5106 * config/tilepro/tilepro-modes.def: New file.
5107 * config/tilepro/tilepro-multiply.h: New file.
5108 * config/tilepro/tilepro-protos.h: New file.
5109 * config/tilepro/tilepro.c: New file.
5110 * config/tilepro/tilepro.h: New file.
5111 * config/tilepro/tilepro.md: New file.
5112 * config/tilepro/tilepro.opt: New file.
5114 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5116 PR tree-optimization/52210
5117 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5118 vect_model_simple_cost with two entry vect_def_type array instead
5119 of an address of dt.
5121 2012-02-14 Richard Guenther <rguenther@suse.de>
5124 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5125 Do not stream DECL_QUALIFIER.
5126 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5127 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5128 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5130 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5133 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5136 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5139 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5140 * cselib.c (cselib_subst_to_values_from_insn): New function.
5141 * sched-deps.c (add_insn_mem_dependence,
5142 sched_analyze_1, sched_analyze_2): Use it.
5144 2012-02-13 Jan Hubicka <jh@suse.cz>
5147 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5149 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5151 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5152 (GTM_SELF_SPECS): Define if not already defined.
5153 (driver_self_specs): Add GTM_SELF_SPECS.
5154 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5155 (GTM_SELF_SPECS): Define.
5156 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5157 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5159 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5161 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5164 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5167 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5168 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5170 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5173 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5175 2012-02-13 Richard Guenther <rguenther@suse.de>
5177 PR translation/52211
5178 * passes.c (enable_disable_pass): Fix typo.
5180 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5183 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5184 XOR for reduce_bit_field if type is unsigned.
5186 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5188 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5189 disallow changes from SFmode to mode with different size in FP regs.
5191 2012-02-12 Robert Millan <rmh@gnu.org>
5192 Gerald Pfeifer <gerald@pfeifer.com>
5194 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5197 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5199 PR rtl-optimization/52175
5200 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5201 to frame-related instructions.
5203 2012-02-10 Jason Merrill <jason@redhat.com>
5206 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5207 (demangle_new_symbols): Fill it.
5208 (scan_linker_output): Walk it.
5209 (start_tweaking): Split out from scan_linker_output.
5210 (maybe_tweak): Update sym->chosen.
5211 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5213 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5216 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5218 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5220 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5221 having the same mode as previous compare.
5223 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5225 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5226 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5227 (nonlocal_goto_internal): Likewise.
5228 (nonlocal_goto): Emit a use and an indirect jump directly.
5230 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5233 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5234 __atomic_{is,always}_lock_free.
5236 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5240 negative constant address for x32.
5242 2012-02-10 Richard Henderson <rth@redhat.com>
5244 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5245 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5246 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5248 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5249 Ira Rosen <irar@il.ibm.com>
5251 PR tree-optimization/50031
5252 * targhooks.c (default_builtin_vectorization_cost): Handle
5254 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5255 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5256 all types of reduction and pattern statements.
5257 (vect_estimate_min_profitable_iters): Likewise.
5258 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5259 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5260 for explicit realigns.
5261 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5262 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5264 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5265 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5266 vec_perm for VSX and handle vec_promote_demote.
5268 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5271 * builtins.c (fold_builtin_atomic_always_lock_free,
5272 expand_builtin_atomic_always_lock_free,
5273 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5274 Return and/or test boolean_true_node/boolean_false_node instead of
5275 integer_one_node/integer_zero_node.
5277 2012-02-10 Jan Hubicka <jh@suse.cz>
5280 * predict.c (predict_paths_for_bb): Prevent looping.
5281 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5283 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5285 * config/arm/arm.c (output_move_double): In one case properly
5286 count number of instructions that will be emitted.
5288 2012-02-10 Richard Guenther <rguenther@suse.de>
5290 PR translation/52193
5291 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5293 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5296 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5298 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5301 * var-tracking.c (emit_note_insn_var_location): If
5302 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5303 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5304 non-NOTE_DURING_CALL_P insn.
5306 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5309 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5311 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5314 * gcc.c (switch_matches) Support switches with separated form,
5317 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5319 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5321 (RAMPZ_ADDR): Ditto.
5322 * config/avr/avr.c (avr_addr_t): New typedef.
5323 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5324 (avr_init_expanders): Initialize it.
5325 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5327 (expand_epilogue): Ditto.
5328 (avr_print_operand): Ditto.
5329 (avr_file_start): Ditto.
5330 (avr_emit_movmemhi): Ditto.
5332 2012-02-08 Richard Guenther <rguenther@suse.de>
5334 PR tree-optimization/46886
5335 * tree-flow.h (do_while_loop_p): Declare.
5336 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5337 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5339 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5341 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5342 always succeed for integers larger than a native word.
5344 2012-02-08 Richard Guenther <rguenther@suse.de>
5346 PR rtl-optimization/52170
5347 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5348 properly handle integer vector modes.
5350 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5352 PR gcov-profile/52150
5353 * coverage.c: Include target.h.
5354 (build_var): Call targetm.strip_name_encoding on the assembler name.
5355 Change one _ into . or $ if the target allows it.
5356 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5358 PR rtl-optimization/52139
5359 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5360 is a BARRIER after emit_insn_after_noloc, move BB_END
5361 to the last non-BARRIER insn before it.
5363 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5366 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5367 (mips_gimplify_va_arg_expr): Call it instead of
5368 std_gimplify_va_arg_expr.
5370 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5372 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5373 message for -mno-pointers-to-nested-function.
5375 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5378 * expr.c (get_inner_reference): If there is an offset, add a negative
5379 bit position to it (if any).
5381 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5383 PR rtl-optimization/52060
5384 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5385 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5386 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5387 and/or i0src_copy2 when needed.
5389 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5391 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5392 or LTOPLUGINSONAME if have_c.
5394 * config/freebsd-spec.h: Add comment about what macros can be defined
5396 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5397 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5400 2012-02-07 Richard Guenther <rguenther@suse.de>
5402 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5403 newline in -alias dumps.
5405 2012-02-07 Kai Tietz <ktietz@redhat.com>
5406 Dave Korn <dave.korn.cygwin@gmail.com>
5409 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5410 Take care that typinfo gets dllexport-attribute.
5412 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5415 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5416 if modifier < EXPAND_SUM call force_operand on the result.
5418 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5420 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5421 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5423 (epiphany_function_type): Replace types for specific interrupts with
5424 EPIPHANY_FUNCTION_INTERRUPT.
5425 (EPIPHANY_INTERRUPT_P): Update.
5426 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5427 New static function.
5428 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5429 <disinterrupt>: Affects type identity.
5430 (epiphany_handle_interrupt_attribute): Handle variable number of
5432 (epiphany_compute_function_type): Update for new
5433 epiphany_function_type definition.
5434 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5435 handlers with a longcall forwarder.
5436 (epiphany_start_function): Handle multiple interrupt arguments and/or
5437 forwarder_section attribute.
5439 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5442 2012-02-07 Alan Modra <amodra@gmail.com>
5445 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5448 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5450 PR tree-optimization/50969
5451 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5452 use vec_perm rather than vector_stmt.
5453 (vect_model_load_cost): Likewise.
5454 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5455 vec_perm to be the same as other vector statements.
5456 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5457 cost of vec_perm for TARGET_VSX.
5459 2012-02-06 Richard Guenther <rguenther@suse.de>
5461 PR tree-optimization/52115
5462 * tree-sra.c (access_has_replacements_p): New function.
5463 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5465 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5468 * trans-mem.c (expand_call_tm): Add an assertion.
5469 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5472 2012-02-06 Richard Guenther <rguenther@suse.de>
5474 PR tree-optimization/50955
5475 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5476 raise cost of expressions that replace an address with an
5477 expression based on a different pointer.
5479 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5482 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5483 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5485 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5488 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5489 -Weffc++ and specify guidelines come from second edition.
5491 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5493 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5494 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5495 (call_direct_split, call_value_split, call_value_internal_direct)
5496 (call_value_direct_split, call_value_multiple_split): Use jal and
5497 jal_macro attributes.
5499 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5501 * reload1.c (reload_regs_reach_end_p): Replace with...
5502 (reload_reg_rtx_reaches_end_p): ...this function.
5503 (new_spill_reg_store): Update commentary.
5504 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5505 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5506 before setting new_spill_reg_store.
5507 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5508 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5509 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5510 for non-spill reload registers.
5512 2012-02-05 Ira Rosen <irar@il.ibm.com>
5514 PR tree-optimization/52091
5515 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5516 (vect_is_simple_use_1): Likewise.
5517 * tree-vect-loop.c (vectorizable_reduction): Update calls
5518 to vect_is_simple_use_1 and vect_is_simple_use.
5519 (vectorizable_live_operation): Likewise.
5520 * tree-vect-patterns.c (widened_name_p,
5521 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5522 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5523 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5524 vectorizable_shift,vectorizable_operation, vectorizable_store,
5525 vectorizable_load): Likewise.
5526 (vect_is_simple_cond): Add an argument, pass it to
5527 vect_is_simple_use_1.
5528 (vectorizable_condition): Update calls to vect_is_simple_cond,
5530 (vect_is_simple_use): Add an argument, the statement in which
5531 OPERAND is used. Check that if OPERAND's def stmt is a double
5532 reduction phi node, the use is a phi node too.
5533 (vect_is_simple_use_1): Add an argument, pass it to
5535 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5536 to vect_is_simple_use.
5538 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5540 PR rtl-optimization/52095
5541 * modulo-sched.c (dump_insn_locator): New function.
5542 (loop_canon_p, sms_schedule): Use it.
5544 PR rtl-optimization/52113
5545 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5546 even for decomposable shift/zext insns.
5548 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5549 Zdenek Dvorak <ook@ucw.cz>
5551 PR rtl-optimization/52092
5552 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5553 on get_iv_value result.
5555 2012-02-02 Andrew Pinski <apinski@cavium.com>
5559 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5561 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5564 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5566 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5568 PR rtl-optimization/49800
5569 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5570 (sched_finish): Call regstat_free_n_sets_and_refs.
5572 2012-02-02 Jia Liu <proljc@gmail.com>
5574 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5577 2012-02-02 Jan Hubicka <jh@suse.cz>
5578 Tom de Vries <tom@codesourcery.com>
5581 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5582 * varpool.c (varpool_analyze_pending_decls): Likewise.
5584 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5585 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5587 * config.gcc: Add cr16-* support.
5589 * doc/extend.texi: Document cr16 extensions.
5590 * doc/install.texi: Document cr16 install.
5591 * doc/invoke.texi: Document cr16 options.
5592 * doc/md.texi: Document cr16 constraints.
5594 * common/config/cr16/cr16-common.c: New file.
5595 * config/cr16/cr16.c: New file.
5596 * config/cr16/cr16.h: New file.
5597 * config/cr16/cr16.md: New file.
5598 * config/cr16/cr16.opt: New file.
5599 * config/cr16/cr16-protos.h: New file.
5600 * config/cr16/predicates.md: New file.
5601 * config/cr16/constraints.md: New file.
5602 * config/cr16/t-cr16: New file.
5604 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5607 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5608 that operands[2] is either immediate, or q_regs_operand.
5610 PR tree-optimization/52073
5611 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5612 a pattern stmt for pattern uses, ignore uses outside of the loop.
5614 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5616 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5617 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5618 (OUT_AS1, OUT_AS2): Remove.
5620 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5622 PR rtl-optimization/51374
5623 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5624 to cross other volatile_refs_p insns.
5626 2012-02-01 Richard Guenther <rguenther@suse.de>
5628 * doc/invoke.texi (fno-inline): Clarify documentation.
5629 (finline-small-functions): Likewise.
5630 (finline-functions): Likewise.
5631 * common.opt (finline): Adjust comment and documentation.
5632 (finline-small-functions): Clarify documentation.
5633 (finline-functions): Likewise.
5634 (finline-functions-called-once): Likewise.
5636 2012-02-01 Tristan Gingold <gingold@adacore.com>
5638 * c-typeck.c (composite_type): Keep mode for pointers.
5640 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5642 * function.h (regno_reg_rtx): Adjust comment.
5643 * reginfo.c (init_reg_modes_target): Only use the previous mode
5644 if it fits within one register. Remove MIPS comment.
5646 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5649 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5651 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5653 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5654 to srak instruction.
5656 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5658 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5660 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5665 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5667 2012-01-31 Richard Guenther <rguenther@suse.de>
5669 PR tree-optimization/51528
5670 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5673 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5678 * ree.c (add_removable_extension): Change def_map argument
5679 to unsigned *, store in def_map 1 + offset into *insn_list vector
5680 instead of pointers into the vector.
5681 (find_removable_extensions): Adjust caller.
5683 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5685 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5686 Transform all "* quoted-c-code" to { c-code }.
5687 Remove redundant test for "optimize" in combine patterns.
5688 Move (include "avr-dimode.md") to end of file.
5690 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5693 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5694 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5696 2012-01-30 Richard Guenther <rguenther@suse.de>
5698 PR tree-optimization/52028
5699 * tree-loop-distribution.c (ldist_gen): Properly update
5702 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5705 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5706 set_cur_line_info_table if not emitting debug info.
5708 PR tree-optimization/52046
5709 * tree-vect-patterns.c (check_bool_pattern): Give up if
5710 a comparison could throw.
5713 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5715 2012-01-30 Richard Guenther <rguenther@suse.de>
5717 PR tree-optimization/52045
5718 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5719 SSA form if cfgcleanup did anything.
5721 2012-01-30 Richard Guenther <rguenther@suse.de>
5723 PR tree-optimization/52045
5724 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5725 before computing final todo.
5727 2012-01-30 Richard Guenther <rguenther@suse.de>
5729 PR tree-optimization/51528
5730 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5733 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5735 * df-problems.c (df_kill_notes): Check that the use refers
5736 to the note under examination.
5738 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5741 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5742 parameter and use short-lived pseudos.
5743 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5744 (sparc_expand_vector_init): Const-ify local variables and adjust
5745 calls to above functions.
5747 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5749 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5751 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5753 * doc/invoke.texi: Make usage of "compile time" and
5754 "run time"/"runtime" consistent throughout the file.
5756 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5758 * config/alpha/alpha.c (alpha_option_override): Default to
5759 full IEEE compliance mode for Go language.
5761 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5763 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5764 (LINK_SSP_SPEC): Define.
5766 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5769 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5772 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5774 * doc/invoke.texi: Correct hyphenation of "floating point",
5775 "double precision", and related terminology throughout the file.
5777 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5780 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5781 arm_general_register_operand predicate for operand 2 instead of
5784 2012-01-27 Ian Lance Taylor <iant@google.com>
5787 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5788 * builtins.c (expand_builtin_init_trampoline): Add onstack
5789 parameter. Change caller.
5790 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5791 * tree.c (build_common_builtin_nodes): Declare
5792 __builtin_init_heap_trampoline.
5794 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5796 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5797 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5798 * config/avr/avr.c: Ditto.
5799 (avr_regnames): Remove because unused.
5800 * config/avr/avr.md (*cpse.ne): New peephole.
5801 (*cpse.eq): New peephole from former cpse peepholes.
5803 2012-01-27 Michael Eager <eager@eagercon.com>
5805 * config/microblaze.c (microblaze_emit_compare): Correct
5806 test after pcmp instruction.
5808 2012-01-27 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/52020
5811 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5813 2012-01-27 Richard Guenther <rguenther@suse.de>
5815 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5816 function non-const/pure.
5818 2012-01-27 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/50444
5821 * tree-sra.c (build_ref_for_offset): Properly adjust the
5822 MEM_REF type for unaligned accesses.
5824 2012-01-27 Richard Guenther <rguenther@suse.de>
5826 PR tree-optimization/50444
5827 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5828 (expand_assignment): Use it. Properly handle misaligned
5829 bases when expanding stores to component references.
5830 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5833 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5836 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5837 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5838 * tree-data-ref.c (find_data_references_in_loop): Make static.
5839 (compute_all_dependences): Change return type to bool. Bail out
5840 for too many datarefs in a loop. Move the hunk resetting the data
5841 dependences vector from ...
5842 (compute_data_dependences_for_loop): ... here. Account for
5843 compute_all_dependences returning false.
5844 (compute_data_dependences_for_bb): Likewise.
5845 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5846 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5848 2012-01-27 Richard Guenther <rguenther@suse.de>
5851 * expr.c (store_field): Use the alias-set of the scratch memory
5854 2012-01-27 Tom de Vries <tom@codesourcery.com>
5856 PR tree-optimization/51990
5857 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5859 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5861 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5864 * var-tracking.c (reverse_op): Don't add any reverse operation
5865 if V already has any constant locations.
5867 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5869 * doc/invoke.texi: Correct usage of "command line" (noun)
5870 vs "command-line" (adjective) throughout.
5872 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5874 * doc/invoke.texi (Language Independent Options): Move
5875 -Wcoverage-mismatch blurb from here....
5876 (Warning Options): ...to here.
5878 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5880 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5881 Set rs6000_always_hint to false for 476.
5883 2012-01-27 Matthias Klose <doko@ubuntu.com>
5885 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5887 * incpath.c (add_standard_paths): Likewise.
5889 2012-01-27 Richard Henderson <rth@redhat.com>
5891 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5892 * config/m68k/sync.md (atomic_test_and_set): Rename from
5893 sync_test_and_setqi and adjust the operands.
5894 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5895 and unconditionally enable.
5897 2012-01-27 Richard Henderson <rth@redhat.com>
5899 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5900 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5901 (ldstub): Rename from ldstubqi.
5902 (ldstub<I24MODE>): Remove.
5904 2012-01-27 Richard Henderson <rth@redhat.com>
5906 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5907 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5908 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5909 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5910 * doc/tm.texi: Rebuild.
5912 2012-01-27 Richard Henderson <rth@redhat.com>
5914 * optabs.c (gen_atomic_test_and_set): Remove default.
5915 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5917 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5919 PR rtl-optimization/51978
5920 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5921 (combine_reaching_defs): Likewise.
5922 (struct re_info): Remove.
5923 (add_removable_extension): Remove x and data arguments,
5924 add insn, insn_list and def_map. Use the arguments directly
5925 instead of using struct re_info.
5926 (find_removable_extensions): Don't call add_removable_extension
5927 through note_stores, instead just call it with single_set
5929 (find_and_remove_re): Pass curr_cand->expr instead of
5930 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5932 2012-01-26 Michael Matz <matz@suse.de>
5934 PR tree-optimization/46590
5935 * cfgexpand.c: Revert last change (r183305).
5936 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5938 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5939 checking for emptiness.
5941 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5944 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5945 non-addressable non-BLKmode base correctly.
5947 2012-01-26 Michael Matz <matz@suse.de>
5949 PR tree-optimization/48794
5950 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5951 regions referenced from RESX/EH_DISPATCH.
5953 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5955 * config/s390/s390.h: Make BRANCH_COST an option.
5956 * config/s390/s390.opt: New option -mbranch-cost.
5958 2012-01-26 Richard Henderson <rth@redhat.com>
5960 Revert 2012-01-24 change:
5961 * trans-mem.c (requires_barrier): Do not instrument thread local
5962 variables and emit save/restore for them.
5964 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5967 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5970 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5972 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5975 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5978 Rename __pgm to __flash.
5979 Rename __pgm1 to __flash1.
5980 Rename __pgm2 to __flash2.
5981 Rename __pgm3 to __flash3.
5982 Rename __pgm4 to __flash4.
5983 Rename __pgm5 to __flash5.
5984 Rename __pgmx to __memx.
5985 * doc/extend.texi (AVR Named Address Spaces)
5986 Rename address space names as indicated above.
5987 * config/avr/avr.c (avr_addrspace): Ditto.
5989 * config/avr/avr-protos.h
5990 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5991 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5992 * config/avr/predicates.md: Ditto.
5993 * config/avr/avr.c Ditto, and
5994 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5995 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5997 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5998 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5999 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6000 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6001 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6002 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6003 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6004 * config/avr/avr.c: Ditto.
6005 * config/avr/avr.md: Ditto.
6007 2012-01-25 Jason Merrill <jason@redhat.com>
6010 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6012 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6014 PR tree-optimization/51987
6015 * tree-data-ref.c (get_references_in_stmt): Handle references in
6016 non-volatile GIMPLE_ASM.
6018 2012-01-25 Richard Guenther <rguenther@suse.de>
6020 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6021 bases are dereferenced.
6023 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6025 PR rtl-optimization/48374
6026 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6028 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6030 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6031 compute_data_dependences_for_loop returns false.
6032 * tree-parloops.c (loop_parallel_p): Likewise.
6034 2012-01-25 Richard Guenther <rguenther@suse.de>
6036 * tree.h (get_pointer_alignment_1): Declare.
6037 * builtins.c (get_pointer_alignment_1): New function.
6038 (get_pointer_alignment): Use it.
6040 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6042 PR rtl-optimization/48308
6043 * combine.c (enum undo_kind): Add UNDO_LINKS.
6044 (struct undo): Add member l to other_contents and where.
6045 (do_SUBST_LINK): New.
6047 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6048 (undo_all): Handle UNDO_LINKS.
6050 2012-01-25 Richard Henderson <rth@redhat.com>
6052 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6055 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6057 * optabs.c (gen_atomic_test_and_set): Use each argument.
6059 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6061 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6062 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6063 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6064 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6065 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6066 TARGET_PAIRED_SINGLE_FLOAT.
6068 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6070 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6071 (in_struct, return_val): Remove MEM documentation.
6072 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6073 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6074 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6076 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6077 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6078 * expr.c (store_field): Likewise.
6079 * function.c (assign_stack_temp_for_type): Likewise.
6080 * ifcvt.c (noce_try_cmove_arith): Likewise.
6081 * reload1.c (reload): Likewise.
6082 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6083 (alpha_set_memflags): Likewise.
6084 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6086 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6088 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6090 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6091 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6092 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6094 * cselib.c (cselib_rtx_varies_p): Delete.
6095 (cselib_invalidate_mem): Update call to canon_true_dependence.
6096 * dse.c (record_store, check_mem_read_rtx): Likewise.
6097 (scan_reads_nospill): Likewise.
6098 * cse.c (check_dependence): Likewise.
6099 (cse_rtx_varies_p): Delete.
6100 * expr.c (safe_from_p): Update call to true_dependence.
6101 * ira.c (validate_equiv_mem_from_store): Likewise.
6102 (memref_referenced_p): Likewise.
6103 * postreload-gcse.c (find_mem_conflicts): Likewise.
6104 * sched-deps.c (sched_analyze_2): Likewise.
6105 * store-motion.c (load_kills_store): Likewise.
6106 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6107 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6108 (compute_transp): Update call to canon_true_dependence.
6110 2012-01-25 Richard Henderson <rth@redhat.com>
6112 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6113 (maybe_emit_atomic_test_and_set): New.
6114 (expand_sync_lock_test_and_set): Use it.
6115 (expand_atomic_test_and_set): Likewise.
6116 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6117 the implementation; clarify implementation defined details.
6118 * doc/md.texi (atomic_test_and_set): Document.
6120 2012-01-25 Richard Henderson <rth@redhat.com>
6122 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6124 2012-01-25 Richard Henderson <rth@redhat.com>
6127 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6128 to effect no-op split.
6130 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6133 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6134 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6135 (BT_FN_VOID_PTR_INT_SIZE): New.
6136 (BT_FN_UINT_UINT_VAR): Remove.
6137 (BT_FN_UINT32_UINT32_VAR): New.
6138 (BT_FN_DOUBLE_VPTR): Remove.
6139 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6141 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6142 (_ITM_changeTransactionMode): Same.
6143 (_ITM_memmoveRtWt): Change return type to void.
6144 (_ITM_memcpyRtWt): Same.
6145 (_ITM_memsetW): Same.
6146 (_ITM_RaRD): Change types to double.
6151 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6153 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6154 Patrick Marlier <patrick.marlier@gmail.com>
6156 * trans-mem.c (requires_barrier): Do not instrument thread local
6157 variables and emit save/restore for them.
6159 2012-01-24 Jason Merrill <jason@redhat.com>
6162 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6163 output static aliases.
6165 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6168 * common.opt (-pie, -shared, pie, shared): Change from Common to
6170 * gcc.c (display_help): Display help for -pie and -shared.
6172 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6175 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6176 Remove note on size/offset limitation.
6177 (AVR Variable Attributes): Add example how to read data located
6178 with progmem. Refer to named address spaces.
6179 * doc/invoke.texi (AVR Options): Fix typo.
6181 2012-01-24 Richard Guenther <rguenther@suse.de>
6183 Forward-port to trunk
6184 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6187 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6188 op0 isn't sufficiently aligned and there is movmisalignM
6189 insn for mode, use it to load op0 into a temporary register.
6191 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6194 * target.def (const_not_ok_for_debug_p): New hook.
6195 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6197 * doc/tm.texi: Regenerated.
6198 * dwarf2out.c (const_ok_for_output_1): If
6199 targetm.const_not_ok_for_debug_p returns true, fail.
6200 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6202 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6204 2012-01-23 Kai Tietz <ktietz@redhat.com>
6207 * config/i386/predicates.md (symbolic_operand): Allow
6208 UNSPEC_PCREL as PIC expression for lea.
6209 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6210 * config/i386/i386.c (ix86_delegitimize_address): Handle
6211 UNSPEC_PCREL for none-MEM, too.
6213 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6215 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6216 (ipa_tm_create_version_alias): Same.
6218 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6221 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6222 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6224 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6225 Patrick Marlier <patrick.marlier@gmail.com>
6226 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6229 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6230 simple_object_start_read.
6232 2012-01-23 Richard Guenther <rguenther@suse.de>
6235 PR tree-optimization/51895
6236 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6237 parameter decomposition into BLKmode components.
6239 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6241 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6242 fake variables for restrict-qualified pointers whose pointed-to type
6243 contains a placeholder.
6245 2012-01-23 Richard Guenther <rguenther@suse.de>
6247 PR tree-optimization/51949
6248 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6250 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6252 PR rtl-optimization/51933
6253 * ree.c (transform_ifelse): Return true right away if dstreg is
6254 already wider or equal to cand->mode.
6255 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6256 (make_defs_and_copies_lists): Remove defs_list and copies_list
6257 arguments, add state argument, just truncate state->work_list
6258 instead of always allocating and freeing the vector. Assert that
6259 get_defs succeeds instead of returning 2. Changed return type to bool.
6260 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6261 have ext_src_mode, see if it has been modified already with the
6262 right kind of extension and has been extended before from the
6263 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6264 just return true. Remember the original mode in state->modified array.
6265 (combine_reaching_defs): Add state argument. Don't allocate and
6266 free here def_list, copied_list and vec vectors, instead just
6267 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6268 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6269 Add state variable, clear vectors in it, initialize state.modified
6270 if needed. Free all the vectors at the end and state.modified too.
6271 Don't skip a candidate if the extension expression has been modified.
6273 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6276 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6277 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6278 (extra_options) interix.opt -> i386/interix.opt"
6279 (extra_objs):Add winnt-stubs.o
6280 * configure.ac: Add interix to target_os .comm on PE check.
6281 * configure: Regenerate.
6282 * config/interix3.h: Delete and move bits to..
6283 * config/interix.h: Delete and move bits to..
6284 * config/i386/i386-interix3.h: Delete and move bits to..
6285 * config/i386/i386-interix.h: ..here.
6286 (TARGET_CPU_DEFAULT): Remove redefinition.
6287 (TARGET_ASM_CONSTRUCTOR): Undefine.
6288 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6289 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6290 (PTRDIFF_TYPE): Define.
6291 (LONG_DOUBLE_TYPE_SIZE): Define.
6292 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6293 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6294 (TARGET_SECTION_TYPE_FLAGS): Define.
6295 (ASM_DECLARE_FUNCTION_NAME): Define.
6296 (ASM_OUTPUT_EXTERNAL): Define.
6297 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6298 (ASM_OUTPUT_ALIGNED_BSS): Define.
6299 (PCC_BITFIELD_TYPE_MATTERS): Define.
6300 (USE_CONST_SECTION): Define.
6301 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6302 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6303 (SUPPORTS_ONE_ONLY): Remove.
6304 (I386_PE_STRIP_ENCODING): Define.
6305 * config/interix.opt: Delete and move bits to..
6306 * config/i386/interix.opt: ..here. New.
6307 (mpe-aligned-commons): Add.
6308 * config/i386/t-interix: Add copyright header.
6309 (winnt-stubs.o): Add rule.
6311 2012-01-22 Jason Merrill <jason@redhat.com>
6314 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6315 for extra name aliases.
6317 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6319 PR rtl-optimization/51924
6320 * ree.c (combine_set_extension): Improve debugging message.
6321 (combine_reaching_defs): Likewise.
6322 (get_defs): Rename confusingly named variable.
6323 (find_and_remove_re): Skip a candidate if the extension expression has
6326 2012-01-21 Robert Millan <rmh@gnu.org>
6327 Gerald Pfeifer <gerald@pfeifer.com>
6329 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6330 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6332 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6334 PR tree-optimization/51914
6335 * tree-vect-stmts.c (vectorizable_conversion): For
6336 cvt_type && modifier == WIDEN, put temporary with cvt_type
6337 at the beginning of vec_dsts and set vec_dest to temporary
6340 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6342 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6344 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6346 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6347 * config/rs6000/rs6000.c: Likewise.
6349 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6352 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6353 output_move_double on a copy of operands array.
6355 2012-01-20 Cary Coutant <ccoutant@google.com>
6356 Dodji Seketeli <dodji@redhat.com>
6359 * dwarf2out.c (copy_declaration_context): Return ref to parent
6360 of declaration DIE, if necessary.
6361 (remove_child_or_replace_with_skeleton): Add new parameter; update
6362 caller. Place skeleton DIE under parent DIE of original declaration.
6363 Move call to copy_declaration_context to here ...
6364 (break_out_comdat_types): ... from here.
6366 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6368 PR rtl-optimization/51856
6369 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6372 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6375 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6376 hints for neon loads and stores.
6378 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6382 * doc/extend.texi (Named Address Spaces): Split into subsections.
6383 (AVR Named Address Spaces): New subsection.
6384 (M32C Named Address Spaces): New subsection.
6385 (RL78 Named Address Spaces): New subsection.
6386 (SPU Named Address Spaces): New subsection.
6387 (Variable Attributes): New anchor "AVR Variable Attributes".
6388 (AVR Variable Attributes): Rewrite and avoid wording
6389 "address space" in this context.
6390 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6391 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6392 (AVR Built-in Macros): New subsubsection therein.
6393 * doc/md.texi (AVR constraints): Remove "C04", "R".
6395 2012-01-20 Richard Guenther <rguenther@suse.de>
6397 PR tree-optimization/51903
6398 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6399 when removing stmts.
6401 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6404 * config/arm/arm.c (arm_load_pic_register): Use
6405 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6406 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6407 (arm_pic_static_addr): Likewise.
6408 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6409 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6410 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6411 (pic_load_addr_unified): New.
6413 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6416 * function.c (instantiate_virtual_regs_in_insn): Use
6417 delete_insn_and_edges when removing a wrong asm insn.
6419 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6421 PR rtl-optimization/40761
6422 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6423 Add new member loop_num.
6424 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6425 (ira_build): Remove the parameter.
6427 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6428 (ira.c): Do not build CFG loops for one region allocation. Remove
6429 argument from ira_build call.
6431 * ira-build.c (init_loop_tree_node): New function.
6432 (create_loop_tree_nodes): Use it. Separate the case when CFG
6433 loops are not built.
6434 (more_one_region_p): Check current_loops.
6435 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6437 (add_loop_to_tree): Process loop equal to NULL too.
6438 (form_loop_tree): Separate the case when CFG loops are not built.
6439 Use explicitly number for the root.
6440 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6442 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6443 instead of loop->num.
6444 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6445 (mark_all_loops_for_removal): Ditto.
6446 (remove_unnecessary_regions): Separate the case when CFG loops
6448 (ira_build): Remove the parameter. Use explicit number of regions
6449 when CFG loops are not built.
6451 * ira-color.c (print_loop_title): Separate the case for the root node.
6452 Use loop_num instead of loop->num.
6453 (move_spill_restore): Use loop_num instead of loop->num.
6455 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6456 (change_loop): Ditto.
6457 (change_loop): Use loop_num instead of loop->num.
6459 * ira-lives.c (process_bb_node_lives): Ditto.
6461 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6463 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6465 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6468 * tree-mudflap.c (mf_artificial): New function.
6469 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6470 mx_register_decls, mudflap_enqueue_decl): Use it.
6473 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6474 numbers in the insn pattern.
6476 2012-01-19 Michael Matz <matz@suse.de>
6478 PR tree-optimization/46590
6479 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6480 use it in remembering which conflicts we already created.
6481 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6484 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6487 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6488 (merge_and_complain): Same.
6490 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6493 * config/initfini-array.h: Guard content of the header
6494 with #ifdef HAVE_INITFINI_ARRAY.
6495 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6496 Add initfini-array.h to tm_file here.
6497 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6498 * config.gcc: Don't add initfini-array.h to tm_file here.
6499 * configure: Regenerated.
6501 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6503 PR rtl-optimization/51505
6504 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6505 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6506 (df_note_bb_compute): Update the call to df_kill_notes.
6508 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6510 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6512 2012-01-18 Richard Guenther <rguenther@suse.de>
6514 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6515 of conversions to void *.
6517 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6518 Richard Sandiford <rdsandiford@googlemail.com>
6522 * optabs.h (simplify_expand_binop): Declare.
6523 * optabs.c (simplify_expand_binop): Make global.
6524 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6525 endian targets if the source cannot be exactly covered by word
6528 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6531 * hard-reg-set.h (struct hard_reg_set_container): New type.
6532 * target.h (struct hard_reg_set_container): Forward declare.
6533 * target.def (set_up_by_prologue): New target hook.
6534 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6535 * doc/tm.texi: Regenerated.
6536 * function.c (thread_prologue_and_epilogue_insns): Change
6537 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6538 Call targetm.set_up_by_prologue on it.
6539 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6540 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6542 2012-01-17 Nick Clifton <nickc@redhat.com>
6544 * config/rx/rx.c (rx_can_use_simple_return): New function.
6545 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6546 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6548 2012-01-17 Richard Guenther <rguenther@suse.de>
6551 * expr.c (expand_assignment): Take address-space information
6552 from the address operand of MEM_REF and TARGET_MEM_REF.
6553 (expand_expr_real_1): Likewise.
6555 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6557 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6558 reload dump is requested.
6560 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6563 * trans-mem.c (requires_barrier): Call may_be_aliased.
6565 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6567 PR tree-optimization/51877
6568 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6569 call arguments and fndecls compare equal, instead return false if they
6570 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6571 both SSA_NAMEs that are valueized the same, or they satisfy
6574 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6576 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6578 * configure: Regenerate.
6580 2012-01-16 Jan Hubicka <jh@suse.cz>
6584 * convert.c (convert_to_integer): Use fold_convert for
6585 converting an INTEGER_CST to integer type.
6587 2012-01-16 Jason Merrill <jason@redhat.com>
6590 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6592 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6595 * config/s390/s390.c (s390_chunkify_start): Don't skip
6596 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6597 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6598 If insn is followed by NOTE_INSN_VAR_LOCATION or
6599 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6600 Don't use location of note insns.
6602 PR tree-optimization/51865
6603 * tree-inline.c (tree_function_versioning): Call remap_decl
6604 on DECL_RESULT whenever it has VOID_TYPE_P type.
6606 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6608 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6609 for calls to locally-binding MIPS16 functions if only the return
6610 type uses float regs.
6612 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6613 Richard Sandiford <rdsandiford@googlemail.com>
6615 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6616 (SYMBOL_32_HIGH): Likewise.
6617 (mips_output_tls_reloc_directive): Declare.
6618 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6619 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6620 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6621 (mips_lo_relocs, mips_hi_relocs): Make extern.
6622 (mips16_stub_function): Move up file.
6623 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6624 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6625 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6626 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6627 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6628 (mips_get_tp): Add MIPS16 support.
6629 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6630 Generalize DTPREL and TPREL handling.
6631 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6632 Add MIPS16 TLS support.
6633 (mips_output_tls_reloc_directive): New function.
6634 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6635 * config/mips/predicates.md (symbolic_operand_with_high)
6636 (tls_reloc_operand): New predicates.
6637 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6638 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6639 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6640 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6641 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6642 (*tls_get_tp_mips16_call_<mode>): Likewise.
6644 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6646 PR rtl-optimization/51821
6647 * recog.c (peep2_find_free_register): Determine clobbered registers
6650 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6653 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6654 * config/avr/avr.c: Likewise.
6655 * config/avr/avr.h: Likewise.
6657 2012-01-13 Ian Lance Taylor <iant@google.com>
6660 * tree.h (TYPE_QUALS): Add cast to int.
6661 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6663 2012-01-13 Ian Lance Taylor <iant@google.com>
6665 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6666 comparing param_index to VEC_length result.
6668 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6670 * c-decl.c: Do not include tree-mudflap.h
6671 * tree-optimize.c: Likewise.
6672 * Makefile.in: Update dependencies.
6674 2012-01-13 Richard Guenther <rguenther@suse.de>
6677 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6678 variable-sized result always use RSO.
6680 2012-01-12 DJ Delorie <dj@redhat.com>
6682 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6683 pointer type, not just the default pointer type.
6685 2012-01-09 Richard Henderson <rth@redhat.com>
6686 Denis Chertykov <chertykov@gmail.com>
6689 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6690 * config/avr/avr.c (avr_can_eliminate): Simplify.
6691 (avr_initial_elimination_offset): Likewise.
6692 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6693 (expand_epilogue): Likewise.
6694 (avr_legitimize_address): Gut.
6695 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6696 (avr_hard_regno_nregs): New.
6697 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6698 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6699 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6700 add soft frame pointer.
6701 (CALL_USED_REGISTERS): Likewise.
6702 (REG_CLASS_CONTENTS): Likewise.
6703 (REGISTER_NAMES): Likewise.
6704 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6705 (HARD_FRAME_POINTER_REGNUM): New.
6706 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6707 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6708 remove the HARD_FRAME_POINTER self-elimination.
6710 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6713 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6714 DECL_EXTERNAL when checking for initializers of progmem variables.
6716 2012-01-12 Ira Rosen <irar@il.ibm.com>
6718 PR tree-optimization/51799
6719 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6720 that the last operation is a type demotion.
6722 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6724 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6725 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6727 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6730 * combine.c (distribute_notes): If i3 is a noreturn call,
6731 allow old_size to be equal to args_size and make sure the
6732 noreturn call gets REG_ARGS_SIZE note.
6733 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6734 on noreturn calls even when the delta is 0.
6736 2012-01-11 Nathan Sidwell <nathan@acm.org>
6738 * gcov.c (STRING_SIZE): Remove.
6739 (generate_results): Erase annotations for source files with no
6740 coverage information.
6742 (output_lines): Use it.
6744 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6746 * gimple.h (gimplify_body): Remove first argument.
6747 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6748 pointer set here, instead just pass DATA to walk_tree.
6749 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6750 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6751 (unvisit_body): Likewise, but with unmark_visited.
6752 (gimplify_body): Remove BODY_P argument and adjust.
6753 (gimplify_function_tree): Adjust call to gimplify_body.
6754 * omp-low.c (finalize_task_copyfn): Likewise.
6756 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6758 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6759 (build_function_type_skip_args): Delete.
6760 * tree.c (build_function_type_skip_args): Make static and add
6761 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6762 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6763 pass it to build_function_type_skip_args.
6764 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6765 (tree_function_versioning): Likewise.
6766 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6767 build_function_decl_skip_args.
6768 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6769 and pass it to build_function_decl_skip_args/tree_function_versioning.
6770 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6771 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6772 * trans-mem.c (ipa_tm_create_version): Likewise.
6773 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6774 * tree-inline.c (declare_return_variable): Remove always-true test.
6775 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6776 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6777 * ipa-split.c (split_function): Skip the return value for the split
6778 part if it doesn't return.
6780 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6782 PR tree-optimization/49642
6783 * ipa-split.c (forbidden_dominators): New variable.
6784 (check_forbidden_calls): New function.
6785 (dominated_by_forbidden): Likewise.
6786 (consider_split): Check for forbidden dominators.
6787 (execute_split_functions): Initialize and free forbidden
6788 dominators info; call check_forbidden_calls.
6790 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6792 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6794 2012-01-11 Nick Clifton <nickc@redhat.com>
6796 * config/rx/rx.md (return): Define pattern.
6798 2012-01-11 Richard Guenther <rguenther@suse.de>
6800 * doc/extend.texi (malloc attribute): Adjust according to
6803 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6804 Patrick Marlier <patrick.marlier@gmail.com>
6807 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6808 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6809 (ipa_tm_note_irrevocable): Same.
6810 (ipa_tm_scan_irr_block): Same.
6811 (ipa_tm_decrement_clone_counts): Same.
6812 (ipa_tm_scan_irr_function): Same.
6813 (ipa_tm_create_version_alias): Same.
6814 (ipa_tm_create_version): Same.
6815 (ipa_tm_transform_calls_redirect): Same.
6816 (ipa_tm_transform_calls): Same.
6817 (ipa_tm_transform_transaction): Same.
6818 (ipa_tm_execute): Same.
6820 2012-01-10 Richard Guenther <rguenther@suse.de>
6823 * opts.c (common_handle_option): Handle -Werror.
6825 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6827 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6830 2012-01-10 Jason Merrill <jason@redhat.com>
6832 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6835 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6837 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6838 supports R_386_TLS_GD_PLT reloc.
6839 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6840 supports R_386_TLS_LDM_PLT reloc.
6841 * configure: Regenerate.
6842 * config.in: Regenerate.
6844 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6847 Extend __pgmx semantics to linearize memory.
6848 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6849 determine if code comes inline or from libgcc.
6850 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6851 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6852 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6853 (movmemx_qi, movmemx_hi): New insns.
6854 (xload_<mode>_libgcc): Rewrite to new insn condition.
6855 (xload_<mode>): Remove insns.
6856 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6857 cases that don't satisfy avr_xload_libgcc_p().
6858 (avr_addr_space_convert): Allow converting in any direction.
6859 (avr_addr_space_subset_p): Return always true.
6860 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6861 (avr_emit_movmemhi): Ditto.
6862 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6863 (avr_out_movmem): Ditto.
6864 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6865 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6866 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6867 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6868 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6870 2012-01-10 Richard Guenther <rguenther@suse.de>
6872 PR tree-optimization/50913
6873 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6874 Require data-refs to be representable by Graphite with respect
6877 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6879 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6880 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6882 2012-01-10 Tom de Vries <tom@codesourcery.com>
6884 PR rtl-optimization/51271
6885 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6886 handling annulled branch.
6888 2012-01-10 Richard Henderson <rth@redhat.com>
6890 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6891 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6892 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6893 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6894 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6895 arm_expand_vec_perm_const): New.
6896 * config/arm/arm-protos.h: Update.
6897 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6898 (*neon_vswp<VDQX>): New.
6899 (neon_vcombine<VDX>): Use neon_split_vcombine.
6900 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6901 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6902 (vec_perm<VE>): New.
6904 2012-01-10 Richard Henderson <rth@redhat.com>
6906 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6907 use it if reload_completed.
6908 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6909 arm_output_asm_insn, arm_process_output_memory_barrier,
6910 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6911 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6912 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6913 arm_process_output_sync_insn, arm_output_sync_insn,
6914 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6915 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6916 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6917 (emit_unlikely_jump): New.
6918 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6919 (arm_split_atomic_op): New.
6920 * config/arm/arm-protos.h: Update.
6921 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6922 (struct arm_sync_generator): Remove.
6923 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6924 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6925 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6926 (VUNSPEC_LL, VUNSPEC_SC): New.
6927 (sync_result, sync_memory, sync_required_value, sync_new_value,
6928 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6929 (attr length): Don't use arm_sync_loop_insns.
6930 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6931 (movsfcc, movdfcc): Likewise.
6932 * config/arm/constraints.md (Ua): New.
6933 * config/arm/prediates.md (mem_noofs_operand): New.
6934 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6935 (sync_clobber, sync_t2_reqd): Remove.
6936 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6937 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6938 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6939 (arm_sync_compare_and_swap<SIDI>): Remove.
6940 (arm_sync_compare_and_swap<NARROW>): Remove.
6941 (arm_sync_lock_test_and_set<SIDI>): Remove.
6942 (arm_sync_lock_test_and_set<NARROW>): Remove.
6943 (arm_sync_new_<syncop><SIDI>): Remove.
6944 (arm_sync_new_<syncop><NARROW>): Remove.
6945 (arm_sync_new_nand<SIDI>): Remove.
6946 (arm_sync_new_nand<NARROW>): Remove.
6947 (arm_sync_old_<syncop><SIDI>): Remove.
6948 (arm_sync_old_<syncop><NARROW>): Remove.
6949 (arm_sync_old_nand<SIDI>): Remove.
6950 (arm_sync_old_nand<NARROW>): Remove.
6951 (*memory_barrier): Merge arm_output_memory_barrier.
6952 (atomic_compare_and_swap<QHSD>): New.
6953 (atomic_compare_and_swap<NARROW>_1): New.
6954 (atomic_compare_and_swap<SIDI>_1): New.
6955 (atomic_exchange<QHSD>): New.
6956 (cas_cmp_operand, cas_cmp_str): New.
6957 (atomic_op_operand, atomic_op_str): New.
6958 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6959 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6960 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6961 (arm_load_exclusive<NARROW>): New.
6962 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6963 (arm_store_exclusive<QHSD>): New.
6965 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6967 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6968 reload patterns if -mvsx-scalar-memory.
6970 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6971 generated, even -mno-vsx-scalar-double was used.
6972 (vsx_xscvdpsp_scalar): Likewise.
6973 (vsx_xscvspdp_scalar2): Likewise.
6975 2012-01-09 Tom de Vries <tom@codesourcery.com>
6976 Andrew Pinski <apinski@cavium.com>
6979 * reorg.c (fill_slots_from_thread): Don't speculate
6980 frame-related insns.
6982 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6984 * sched-int.h (bb_note): Move to...
6985 * basic-block.h: ...here.
6986 * haifa-sched.c (bb_note): Move to...
6987 * cfgrtl.c: ...here.
6988 * function.c (next_block_for_reg): New function.
6989 (move_insn_for_shrink_wrap): Likewise.
6990 (prepare_shrink_wrap): Rewrite to use the above.
6992 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6994 * gimple.c (is_gimple_non_addressable): Remove.
6995 * gimple.h: Remove is_gimple_non_addressable.
6996 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6997 is_gimple_non_addressable.
6998 * trans-mem.c (expand_assign_tm): Same.
7000 2012-01-09 Richard Guenther <rguenther@suse.de>
7002 PR tree-optimization/51775
7003 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7004 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7006 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7008 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7010 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7012 2012-01-09 Richard Guenther <rguenther@suse.de>
7014 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7016 2012-01-08 Jan Hubicka <jh@suse.cz>
7018 PR tree-optimize/51680
7019 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7020 on when known_vals needs to be computed; cleanup.
7022 2012-01-08 Jan Hubicka <jh@suse.cz>
7024 PR tree-optimize/51694
7025 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7027 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7029 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7030 for -std=c++98 and -std=c++11 too.
7032 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7034 * cfgloop.c (cancel_loop): Add free() of bbs array.
7036 2012-01-07 Jan Hubicka <jh@suse.cz>
7038 PR tree-optimization/51600
7039 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7040 that benefits small functions.
7042 2012-01-07 Jan Hubicka <jh@suse.cz>
7044 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7046 2012-01-07 Jan Hubicka <jh@suse.cz>
7048 PR tree-optimization/51680
7049 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7050 whose inlining reduce unit size.
7052 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7055 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7056 Add canonical node to containing_mem chain after the non-canonical
7057 one, even if there weren't any locs to propagate.
7058 (remove_useless_values): Keep only canonical values.
7059 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7060 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7061 canonicalize mem_chain elements that are not discarded.
7063 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7066 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7067 before emitting functions.
7069 PR gcov-profile/50127
7070 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7071 clear_aux_for_blocks.
7073 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7076 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7078 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7080 * c-decl.c (ext_block): Moved up.
7081 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7083 2012-01-06 Han Shen <shenhan@google.com>
7085 Translate built-in include paths for sysroot.
7086 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7087 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7089 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7090 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7092 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7093 control whether sysroot should be prepended to gxx include dir.
7095 * configure: Regenerate.
7097 2012-01-06 Torvald Riegel <triegel@redhat.com>
7099 PR rtl-optimization/51771
7100 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7101 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7103 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7105 PR tree-optimization/51315
7106 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7107 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7109 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7112 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7113 for shrp pattern. Correctly handle and fixup shift variable.
7114 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7116 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7119 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7120 note when !ACCUMULATE_OUTGOING_ARGS.
7122 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7124 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7126 (extract_range_from_unary_expr_1): Avoid useless computations.
7128 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7130 PR rtl-optimization/51767
7131 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7132 of jump_block and add an extra edge for degenerated asm gotos.
7135 * stmt.c (check_unique_operand_names): Don't ICE during error
7136 reporting if i is from labels chain.
7139 * profile.c (branch_prob): Split bbs that have exit edge
7140 and need a fake entry edge too.
7142 2012-01-05 Jan Hubicka <jh@suse.cz>
7145 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7148 2012-01-05 Richard Guenther <rguenther@suse.de>
7151 * tree-streamer-out.c (write_ts_optimization): New function.
7152 (streamer_write_tree_body): Call it.
7153 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7154 (streamer_read_tree_body): Call it.
7155 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7157 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7160 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7161 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7162 in_cleanup_point_expr before gimplify_stmt call and restore it
7164 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7165 in_cleanup_point_expr is false.
7167 2012-01-05 Richard Guenther <rguenther@suse.de>
7170 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7172 * toplev.c (process_options): Reject combining mudflap and LTO.
7173 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7175 2012-01-05 Richard Guenther <rguenther@suse.de>
7177 PR tree-optimization/51760
7178 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7180 (bit_value_unop): Handle UNDEFINED operands.
7181 (bit_value_binop): Likewise.
7183 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7185 * config/avr/avr.c (avr_replace_prefix): Remove.
7186 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7187 (avr_asm_function_rodata_section): Ditto.
7188 (avr_asm_select_section): Ditto.
7190 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7192 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7195 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7198 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7199 calls that have any non-fake successor edges.
7202 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7204 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7206 PR tree-optimization/51624
7207 * tree-sra.c (build_ref_for_model): When replicating a chain of
7208 COMPONENT_REFs, stop as soon as the offset would become negative.
7210 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7213 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7214 in .debug_loc on the floor.
7216 2012-01-04 Andrew Pinski <apinski@cavium.com>
7218 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7220 2012-01-04 Andrew Pinski <apinski@cavium.com>
7221 Adam Nemet <anemet@caviumnetworks.com>
7223 * config/mips/mips.md (size): Add SI and DI.
7224 (SIZE): New mode attribute.
7225 (U): New code attribute.
7226 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7227 (mips_lbux_<mode>): Delete.
7228 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7229 (mips_lhx): Use gen_mips_lhx_extsi.
7230 (mips_lhx_<mode>): Delete.
7232 (mips_l<size>x): New expand.
7233 (mips_lwx_<mode>): Delete.
7234 (mips_l<GPR:size>x_<P:mode>): New pattern.
7235 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7236 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7237 * config/mips/mips.c (mips_lx_address_p): New function.
7238 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7239 (dsp64): New availability predicate.
7240 (mips_builtins): Add an entry for __builtin_mips_ldx.
7241 * config/mips/mips.h (ISA_HAS_LBX): New define.
7242 (ISA_HAS_LBUX): Likewise.
7243 (ISA_HAS_LHX): Likewise.
7244 (ISA_HAS_LHUX): Likewise.
7245 (ISA_HAS_LWX): Likewise.
7246 (ISA_HAS_LWUX): Likewise.
7247 (ISA_HAS_LDX): Likewise.
7248 * doc/extend.texi (__builtin_mips_ldx): Document.
7250 2012-01-04 Tristan Gingold <gingold@adacore.com>
7252 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7253 when long pointers are used.
7254 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7255 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7256 (ia64-hp-*vms*): Remove.
7257 * config/vms/xm-vms64.h: Delete.
7259 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7262 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7264 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7266 * opts.c (finish_options): Remove duplicate sorry.
7268 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7271 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7274 2012-01-04 Richard Guenther <rguenther@suse.de>
7277 * tree.c (size_low_cst): New function.
7278 * tree.h (size_low_cst): Declare.
7279 * fold-const.c (fold_comparison): Use it to extract the low
7280 part of the POINTER_PLUS_EXPR offset.
7282 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7284 Fix clearing ZERO_REG
7285 * config/avr/avr.md (cc): Add alternative "ldi".
7286 (movqi_insn): Use it in cc attribute.
7287 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7288 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7289 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7291 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7293 * configure: Regenerate.
7295 2012-01-04 Richard Guenther <rguenther@suse.de>
7297 PR tree-optimization/49651
7298 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7299 (var_can_have_subvars): Use it.
7300 (get_constraint_for_1): Only consider subfields if there can be any.
7302 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7305 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7306 to its new canonical_cselib_val and the cselib_val was in
7307 first_containing_mem chain, but the canonical_cselib_val was not,
7308 add the latter into the chain.
7309 (cselib_invalidate_mem): Compare canonical_cselib_val of
7310 addr_list chain elt with v.
7313 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7314 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7316 (output_macinfo_op): Don't ggc_strdup fd->filename.
7317 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7318 then ggc_strdup it. Don't free inc->info or cur->info.
7319 (output_macinfo): Don't free ref->info or file->info.
7321 2012-01-03 Ira Rosen <irar@il.ibm.com>
7323 PR tree-optimization/51269
7324 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7325 first_niters a pointer.
7326 (slpeel_tree_peel_loop_to_edge): Likewise.
7327 (vect_do_peeling_for_loop_bound): Update call to
7328 slpeel_tree_peel_loop_to_edge.
7329 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7330 here. Remove it from the parameters list.
7331 (vect_do_peeling_for_alignment): Update calls and compute
7334 2012-01-03 Richard Guenther <rguenther@suse.de>
7336 PR tree-optimization/51070
7337 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7338 Properly handle calls.
7340 2012-01-03 Richard Guenther <rguenther@suse.de>
7342 PR tree-optimization/51692
7343 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7344 the LHS of allocation stmts.
7346 2012-01-03 Olivier Hainque <hainque@adacore.com>
7348 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7350 2012-01-03 Olivier Hainque <hainque@adacore.com>
7352 * collect2.c (main): In AIX specific computations for vector
7353 insertions, use CONST_CAST2 to cast from char ** to const char **.
7355 2012-01-03 Richard Guenther <rguenther@suse.de>
7358 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7359 the context of a limbo DIE when it does not already exist.
7361 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7363 PR tree-optimization/51719
7364 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7365 but direct call is, clear direct call's lhs and don't add fallthrough
7366 edge from dcall_bb to join_bb and PHIs.
7368 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7370 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7371 the instructions emitted by the pattern.
7372 ("*TDC_insn_<mode>"): Add comment.
7374 2012-01-03 Richard Guenther <rguenther@suse.de>
7377 * fold-const.c (fold_comparison): Properly canonicalize
7378 tree offset and HOST_WIDE_INT bit position.
7380 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7382 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7383 operands for extzv pattern.
7385 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7388 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7391 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7393 * doc/invoke.texi (-flto and related options): Copy-edit.
7395 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7397 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7399 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7401 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7404 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7406 * expr.h (move_by_pieces_ninsns): Declare.
7407 * expr.c (move_by_pieces_ninsns): Make external.
7408 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7409 (mips_store_by_pieces_p): Likewise.
7410 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7411 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7412 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7413 (mips_store_by_pieces_p): Likewise.
7415 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7417 * passes.c (register_one_dump_file): Free full_name.
7419 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7420 (calculate_elim_costs_all_insns): Free offsets_at and
7421 offsets_known_at at the end and clear the pointers.
7423 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7425 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7426 this option introduced in r180739.
7428 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7431 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7432 (tmake_file target=avr): Add avr/t-multilib.
7434 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7435 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7436 * config/avr/genmultilib.awk: New file.
7437 * config/avr/t-multilib: New auto-generated file.
7438 * config/avr/multilib.h: New auto-generated file.
7439 * config/avr/t-avr (AVR_MCUS): New variable.
7440 (genopt.sh): Use it.
7441 (s-mlib): Depend on t-multilib.
7442 (t-multilib, multilib.h): New dependencies.
7443 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7444 (MULTILIB_OPTIONS): Remove.
7445 (MULTILIB_MATCHES): Remove.
7446 (MULTILIB_DIRNAMES): Remove.
7447 (MULTILIB_EXCEPTIONS): Remove:
7448 * config/avr/genopt.sh: Don't use hard coded file name;
7449 pass AVR_MCUS from t-avr instead.
7451 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7453 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7455 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7457 Implement light-weight DImode support.
7458 * config/avr/avr-dimode.md: New file.
7459 * config/avr/avr.md: Include it.
7460 (adjust_len): Add plus64, compare64.
7461 (HIDI): Remove code iterator.
7462 (code_stdname): New code attribute.
7463 (rotx, rotsmode): Remove DI.
7464 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7466 * config/avr/avr-protos.h (avr_have_dimode): New.
7467 (avr_out_plus64, avr_out_compare64): New.
7468 * config/avr/avr.c (avr_out_compare): Handle DImode.
7469 (avr_have_dimode): New variable definition and initialization.
7470 (avr_out_compare64, avr_out_plus64): New functions.
7471 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7472 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7473 (avr_compare_pattern): Skip DImode comparisons.
7475 2012-01-02 Revital Eres <revital.eres@linaro.org>
7477 * ddg.c (def_has_ccmode_p): New function.
7478 (add_cross_iteration_register_deps,
7479 create_ddg_dep_from_intra_loop_link): Call it.
7481 2012-01-02 Richard Guenther <rguenther@suse.de>
7484 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7486 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7488 * gcc.c (process_command): Update copyright notice dates.
7489 * gcov.c (print_version): Likewise.
7490 * gcov-dump.c (print_version): Likewise.
7491 * mips-tfile.c (main): Likewise.
7492 * mips-tdump.c (main): Likewise.
7494 2012-01-01 Ira Rosen <irar@il.ibm.com>
7496 PR tree-optimization/51704
7497 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7498 a use is inside the basic block or loop before accessing its vect info.
7500 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7502 PR rtl-optimization/51069
7503 * cfgloopmanip.c (remove_path): Removing path making irreducible
7504 region unconditional makes BB part of the region.
7506 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7508 PR tree-optimization/51683
7509 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7510 calls with side-effects.
7511 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7513 Copyright (C) 2012 Free Software Foundation, Inc.
7515 Copying and distribution of this file, with or without modification,
7516 are permitted in any medium without royalty provided the copyright
7517 notice and this notice are preserved.