1 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
4 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
5 Alexander Monakov <amonakov@ispras.ru>
8 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
9 flush pending lists also on non-jumps. Adjust comment.
11 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
13 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
14 * doc/extend.texi (Named Address Spaces): Ditto.
15 (Variable Attributes): Ditto.
17 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
19 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
20 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
23 2013-03-27 Walter Lee <walt@tilera.com>
25 Backport from mainline:
26 2013-03-27 Walter Lee <walt@tilera.com>
28 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
29 double-decrement of next_scratch_regno.
31 2013-03-27 Walter Lee <walt@tilera.com>
33 Backport from mainline:
34 2013-03-27 Walter Lee <walt@tilera.com>
36 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
38 (insn_v1mulus): Ditto.
41 2013-03-27 Walter Lee <walt@tilera.com>
43 Backport from mainline:
44 2013-03-27 Walter Lee <walt@tilera.com>
46 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
48 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
50 2013-03-27 Walter Lee <walt@tilera.com>
52 Backport from mainline:
53 2013-03-27 Walter Lee <walt@tilera.com>
55 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
57 (*sibcall_value): Ditto.
59 2013-03-27 Walter Lee <walt@tilera.com>
61 Backport from mainline:
62 2013-03-27 Walter Lee <walt@tilera.com>
64 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
65 (insn_mnz_v8qi): ... this ...
66 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
68 (insn_v<n>mnz): Replaced by ...
69 (insn_v1mnz): ... this ...
70 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
72 (insn_mz_<mode>): Replaced by ...
73 (insn_mz_v8qi): ... this ...
74 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
76 (insn_v<n>mz): Replaced by ...
77 (insn_v1mz): ... this ...
78 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
81 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
83 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
85 2013-03-26 Richard Biener <rguenther@suse.de>
87 Backport from mainline:
88 2013-03-13 Richard Biener <rguenther@suse.de>
90 PR tree-optimization/56608
91 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
92 calls when vectorizing basic-blocks.
94 2013-03-05 Richard Biener <rguenther@suse.de>
96 PR tree-optimization/56270
97 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
98 of loads after scheduling an SLP instance.
100 2013-03-26 Walter Lee <walt@tilera.com>
102 Backport from mainline:
103 2013-03-26 Walter Lee <walt@tilera.com>
105 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
106 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
108 2013-03-26 Walter Lee <walt@tilera.com>
110 Backport from mainline:
111 2013-03-25 Walter Lee <walt@tilera.com>
113 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
114 TILEGX_INSN_SHUFFLEBYTES1.
115 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
117 (tilegx_builtins): Ditto.
118 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
120 2013-03-26 Walter Lee <walt@tilera.com>
122 Backport from mainline:
123 2013-03-25 Walter Lee <walt@tilera.com>
125 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
126 tests for constraint J, K, N, P.
128 2013-03-26 Walter Lee <walt@tilera.com>
130 Backport from mainline:
131 2013-03-25 Walter Lee <walt@tilera.com>
133 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
134 Use indirect/pcrel encoding.
135 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
138 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
140 Backport from mainline:
141 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
142 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
145 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
146 (musermode): Convert to Var(TARGET_USERMODE).
147 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
148 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
149 * config/sh/sh.c (sh_option_override): Use
150 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
151 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
153 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
155 (udivsi3_i4_single, divsi3_i4_single): Use
156 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
157 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
158 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
159 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
160 (SUBTARGET_OVERRIDE_OPTIONS): New.
162 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
164 Backport from mainline:
165 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
167 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
168 to m2a-single instead of m2e.
170 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
173 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
176 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
179 * config/i386/i386.c (init_cumulative_args): Also set
180 cum->callee_return_avx256_p.
181 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
182 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
184 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
185 callee_return_avx256_p.
187 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
189 Backport from mainline:
190 2012-12-04 Ian Lance Taylor <iant@google.com>
192 * godump.c (find_dummy_types): Output a dummy type if we couldn't
193 output the real type.
195 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
198 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
199 (PLUS_EXPR): Likewise.
200 * doc/cppopts.texi (--help): Likewise.
201 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
202 (-fdump-rtl-cprop_hardreg): Likewise.
203 (-fdump-rtl-csa): Likewise.
204 (-fdump-rtl-dce): Likewise.
205 (-fdump-rtl-dbr): Likewise.
206 (-fdump-rtl-into_cfglayout): Likewise.
207 (-fdump-rtl-outof_cfglayout): Likewise.
209 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
212 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
213 (arm_print_operand, case 'S'): Don't use shift_operator to validate
216 2013-03-14 Seth LaForge <sethml@google.com>
219 Backport from mainline
220 2012-10-22 Julian Brown <julian@codesourcery.com>
222 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
223 VFP D registers in big-endian mode.
225 2013-03-08 Joey Ye <joey.ye@arm.com>
227 Backport from mainline
228 2013-03-06 Joey Ye <joey.ye@arm.com>
231 * gcc.c (convert_white_space): New function.
232 (main): Handles white space in function name.
234 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
236 Backport from mainline
237 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
240 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
241 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
242 to SH_DIV_CALL_TABLE for TARGET_SH2.
243 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
245 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
246 mdiv= call-div1, call-fp, call-table options.
248 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
250 * config.gcc (arm*-*-rtemself*): New.
251 (arm*-*-rtems*): Removed.
252 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
253 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
255 2013-03-01 Richard Biener <rguenther@suse.de>
257 Backport from mainline
258 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
260 PR tree-optimization/55481
261 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
262 back to general rewriting if we cannot leave an original biv
265 2013-03-01 Richard Biener <rguenther@suse.de>
267 Backport from mainline
268 2012-04-10 Richard Guenther <rguenther@suse.de>
271 * gimple-low.c (gimple_check_call_args): Properly account for
272 compatible aggregate types.
274 2013-02-26 Nick Clifton <nickc@redhat.com>
277 Import this patch from the mainline:
279 2012-08-17 Nick Clifton <nickc@redhat.com>
281 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
282 (branch_true): Likewise.
283 (branch_false): Likewise.
285 2013-02-26 Jakub Jelinek <jakub@redhat.com>
287 PR tree-optimization/56443
288 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
289 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
290 to type_for_mode langhook.
292 2013-02-21 Jakub Jelinek <jakub@redhat.com>
295 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
298 2013-02-19 Jakub Jelinek <jakub@redhat.com>
300 Backported from mainline
301 2013-02-19 Jakub Jelinek <jakub@redhat.com>
303 PR tree-optimization/56350
304 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
305 if haven't found reduction or nested cycle operand, rather than
306 asserting we must find it.
308 PR tree-optimization/56381
309 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
312 2013-02-08 Jakub Jelinek <jakub@redhat.com>
314 PR tree-optimization/56250
315 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
316 if type is unsigned and code isn't MULT_EXPR.
318 2013-02-06 Jakub Jelinek <jakub@redhat.com>
321 * omp-low.c (use_pointer_for_field): Return false if
322 lower_send_shared_vars doesn't generate any copy-out code.
324 2012-11-27 Jakub Jelinek <jakub@redhat.com>
326 PR tree-optimization/55110
327 * tree-vect-loop.c (vectorizable_reduction): Don't assert
328 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
330 2013-02-18 Richard Biener <rguenther@suse.de>
333 2013-02-04 Richard Biener <rguenther@suse.de>
335 Backport from mainline
336 2012-07-04 Richard Guenther <rguenther@suse.de>
338 PR tree-optimization/53844
339 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
340 the loop virtual PHI.
342 2013-02-13 David S. Miller <davem@davemloft.net>
344 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
346 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
348 Backport from mainline
349 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
351 PR rtl-optimization/56275
352 * simplify-rtx.c (avoid_constant_pool_reference): Check that
353 offset is non-negative and less than cmode size before
354 calling simplify_subreg.
356 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
358 Backport from mainline
359 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
361 * config/i386/sse.md (FMAMODEM): New mode iterator.
362 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
363 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
365 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
368 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
369 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
371 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
373 Backport from mainline
374 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
377 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
378 If there is no implicit builtin declaration, just return NULL.
380 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
381 Michael Meissner <meissner@linux.vnet.ibm.com>
383 Backport from mainline
384 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
385 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
387 2013-02-07 David S. Miller <davem@davemloft.net>
389 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
391 * var-tracking.c (vt_add_function_parameter): Test the presence of
392 HAVE_window_save properly and do not remap argument registers when
393 we have a leaf function.
395 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
397 Backport from mainline
398 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
401 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
403 * config/i386/i386.c (ix86_print_operand): Ditto.
405 2013-02-07 Alan Modra <amodra@gmail.com>
408 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
409 static chain, set REST_INLINE_FPRS too.
411 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
413 Backport from mainline
414 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
416 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
417 * configure: Regenerate.
419 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
421 Backport from mainline
422 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
423 Andrew Dixie <andrewd@gentrack.com>
425 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
428 2013-02-05 Richard Biener <rguenther@suse.de>
430 Backport from mainline
431 2012-12-10 Richard Biener <rguenther@suse.de>
433 PR tree-optimization/55107
434 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
435 (bitmap_set_replace_value): Add gcc_unreachable.
436 (do_regular_insertion): Re-write all_same handling. Insert
437 an assignment instead of a PHI in this case.
438 (execute_pre): Do not record constified events.
440 2013-02-05 Richard Biener <rguenther@suse.de>
442 PR tree-optimization/54767
443 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
444 backedges drop all symbolical range information.
445 (execute_vrp): Compute backedges.
447 2013-02-04 Richard Biener <rguenther@suse.de>
449 Backport from mainline
450 2012-01-11 Richard Guenther <rguenther@suse.de>
452 PR tree-optimization/44061
453 * tree-vrp.c (extract_range_basic): Compute zero as
454 value-range for __builtin_constant_p of function parameters.
456 2013-01-08 Jakub Jelinek <jakub@redhat.com>
459 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
461 2013-02-04 Richard Biener <rguenther@suse.de>
463 Backport from mainline
464 2012-07-04 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/53844
467 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
468 the loop virtual PHI.
470 2012-12-13 Richard Biener <rguenther@suse.de>
473 * tree-streamer.c (record_common_node): Check that we are not
474 recursively pre-loading nodes we want to skip. Handle
475 char_type_node appearing as part of va_list_type_node.
477 2013-02-04 Richard Biener <rguenther@suse.de>
480 * gimple.h (gimple_call_builtin_class_p): New function.
481 * gimple.c (validate_call): New function.
482 (gimple_call_builtin_class_p): Likewise.
483 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
484 Use gimple_call_builtin_class_p.
485 (find_func_clobbers): Likewise.
486 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
487 (strlen_optimize_stmt): Likewise.
489 2013-02-01 Jakub Jelinek <jakub@redhat.com>
491 Backported from mainline
492 2013-01-28 Jakub Jelinek <jakub@redhat.com>
494 PR tree-optimization/56125
495 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
496 pow(x,c) into sqrt(x) * powi(x, n/2) or
497 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
499 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
500 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
503 2013-01-25 Jakub Jelinek <jakub@redhat.com>
505 PR tree-optimization/56098
506 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
507 for stmts with volatile ops.
508 (cond_store_replacement): Don't optimize if assign has volatile ops.
509 (cond_if_else_store_replacement_1): Don't optimize if either
510 then_assign or else_assign have volatile ops.
512 2013-01-23 Jakub Jelinek <jakub@redhat.com>
515 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
516 instead of cmpdi_operand for first comparison operand.
517 Don't assert that comparison operands aren't both constants.
519 2013-01-21 Jakub Jelinek <jakub@redhat.com>
521 PR tree-optimization/56051
522 * fold-const.c (fold_binary_loc): Don't fold
523 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
524 a narrowing conversion, or widening conversion from signed
527 2013-01-18 Jakub Jelinek <jakub@redhat.com>
530 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
531 the case where writing real complex part of target modifies
534 2013-01-15 Jakub Jelinek <jakub@redhat.com>
537 * function.c (thread_prologue_and_epilogue_insns): Always
538 add crtl->drap_reg to set_up_by_prologue.set, even if
539 stack_realign_drap is false.
541 2013-01-10 Jakub Jelinek <jakub@redhat.com>
543 PR tree-optimization/55921
544 * tree-complex.c (expand_complex_asm): New function.
545 (expand_complex_operations_1): Call it for GIMPLE_ASM.
547 2013-01-03 Jakub Jelinek <jakub@redhat.com>
549 PR rtl-optimization/55838
550 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
551 iv0.step, iv1.step and step.
553 2012-11-23 Jakub Jelinek <jakub@redhat.com>
556 * Makefile.in (gimple-low.o): Depend on langhooks.h.
557 * gimple-low.c: Include langhooks.c.
558 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
559 by default call lang_hooks.block_may_fallthru.
560 * langhooks.h (struct lang_hooks): Add block_may_fallthru
562 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
563 (LANG_HOOKS_INITIALIZER): Use it.
565 2012-11-20 Jakub Jelinek <jakub@redhat.com>
568 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
569 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
570 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
571 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
572 fail if the last real insn doesn't have REG_ARGS_SIZE note.
574 2012-11-17 Jakub Jelinek <jakub@redhat.com>
576 PR tree-optimization/55236
577 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
578 and signed ARG0_TYPE, force low and high to be non-NULL.
580 2012-11-13 Jakub Jelinek <jakub@redhat.com>
582 PR rtl-optimization/54127
583 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
584 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
585 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
586 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
587 REG_LABEL_TARGET and REG_LABEL_OPERAND.
589 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
591 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
592 range isn't testing for zero.
594 2013-01-29 Richard Biener <rguenther@suse.de>
596 PR tree-optimization/56113
597 * tree-ssa-structalias.c (equiv_class_lookup): Also return
599 (label_visit): Free duplicate bitmaps and record the leader instead.
600 (perform_var_substitution): Adjust.
602 2013-01-28 Serowk <serowk@yandex.ru>
605 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
606 Fix mode checks to allow for the passing of constants in the
608 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
609 Add entries in the switch statement for builtin iwmmxt vector
610 shift and rotate builtins.
612 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
614 Backport from mainline
615 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
618 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
619 operand 0 in movabs insn template for -masm=intel asm alternative.
620 (*movabs<mode>_2): Ditto for operand 1.
622 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
624 Backport from mainline
625 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
629 alternative to (o,r).
630 (*movdi_internal_rex64): Remove (!o,n) alternative.
631 (DImode immediate->memory splitter): Remove.
632 (DImode immediate->memory peephole2): Remove.
633 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
634 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
635 alternative to (!o,*r).
636 (*movtf_internal_sse): New pattern.
637 (*movxf_internal_rex64): New pattern.
638 (*movxf_internal): Disable for TARGET_64BIT.
639 (*movdf_internal_rex64): Remove (!o,F) alternative.
641 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
644 involving stack registers slightly.
646 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/constraints.md (Yf): New constraint.
649 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
650 of f constraint to conditionaly disable x87 register preferences.
651 (*movdf_internal): Ditto.
652 (*movsf_internal): Ditto.
654 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
656 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
657 (*movtf_internal_rex64): Add (!o,C) alternative
658 (*movxf_internal_rex64): Ditto.
659 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
661 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
663 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
665 2013-01-24 Martin Jambor <mjambor@suse.cz>
667 Backport from mainline
668 2013-01-04 Martin Jambor <mjambor@suse.cz>
670 PR tree-optimization/55755
671 * tree-sra.c (sra_modify_assign): Do not check that an access has no
672 children when trying to avoid producing a VIEW_CONVERT_EXPR.
674 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
676 Backport from mainline
677 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
681 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
683 PR rtl-optimization/56023
684 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
685 dependent on debug instruction.
687 2013-01-21 Martin Jambor <mjambor@suse.cz>
689 Backport from mainline
690 2013-01-17 Martin Jambor <mjambor@suse.cz>
692 PR tree-optimizations/55264
693 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
694 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
695 for virtual functions.
696 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
698 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
699 virtual methods before inlining is over.
701 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
703 Backport from mainline
704 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
708 store through atomic_store<mode>_1.
709 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
711 2013-01-16 Richard Biener <rguenther@suse.de>
714 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
715 account for bitpos when computing alignment.
717 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
719 Backport from 2013-01-14 trunk r195169.
722 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
723 etc. to 1 and not to __flash.
724 Use LL suffix for __INT24_MAX__ with -mint8.
725 Use ULL suffix for __UINT24_MAX__ with -mint8.
727 2013-01-14 Matthias Klose <doko@ubuntu.com>
729 * doc/invoke.texi: Document -print-multiarch.
730 * doc/install.texi: Document --enable-multiarch.
731 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
732 * configure.ac: Add --enable-multiarch option.
733 Substitute with_cpu, with_float.
734 * configure: Regenerate.
735 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
736 enable_multiarch, with_cpu, with_float: New macros.
737 if_multiarch: New macro, define in terms of enable_multiarch.
738 * genmultilib: Add new argument for the multiarch name.
739 * gcc.c (multiarch_dir): Define.
740 (for_each_path): Search for multiarch suffixes.
741 (driver_handle_option): Handle multiarch option.
742 (do_spec_1): Pass -imultiarch if defined.
743 (main): Print multiarch.
744 (set_multilib_dir): Separate multilib and multiarch names
745 from multilib_select.
746 (print_multilib_info): Ignore multiarch names in multilib_select.
747 * incpath.c (add_standard_paths): Search the multiarch include dirs.
748 * cppdefault.h (default_include): Document multiarch in multilib
750 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
751 include directory for multiarch directories.
752 * common.opt: New options --print-multiarch and -imultilib.
754 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
755 Include i386/t-linux.
756 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
757 Include i386/t-kfreebsd.
758 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
759 * config/i386/t-linux64: Add multiarch names in
760 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
761 * config/i386/t-gnu: New file.
762 * config/i386/t-kfreebsd: Likewise.
763 * config/i386/t-linux: Likewise.
765 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
766 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
767 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
768 for 32bit non-biarch configurations.
770 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
771 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
774 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
776 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
778 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
779 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
780 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
782 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
783 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
784 Include rs6000/t-linux for 32bit non-biarch configurations.
786 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
788 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
790 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
791 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
793 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
794 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
796 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
798 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
799 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
800 (vect_estimate_min_profitable_iter): Adjust to above fix.
801 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
803 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
805 Backport from mainline
806 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
808 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
809 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
810 documentation. Add missing '__' in front of
811 __builtin_ia32_packssdw256.
813 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
815 Backport from mainline
816 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
819 attribute of movddup insn to DF.
820 (*vec_interleave_lowv2df): Ditto.
821 (vec_dupv2df): Ditto.
823 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
825 Backport from 2013-01-07 trunk r194991, r194992.
828 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
831 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
832 (avr_addrspace_t): Add .section_name field.
833 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
835 (avr_addrspace): Same. Initialize .section_name. Remove last
836 NULL entry. Put __memx into .progmemx.data.
837 (progmem_section_prefix): Remove.
838 (avr_asm_init_sections): No need to initialize progmem_section.
839 (avr_asm_named_section): Use avr_addrspace[].section_name to get
841 (avr_asm_select_section): Ditto. And use get_unnamed_section to
842 retrieve the progmem section.
843 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
844 boundary to run over avr_addrspace[].
845 (avr_register_target_pragmas): Ditto.
847 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
849 Backport from 2013-01-07 trunk r194978.
852 * doc/install.texi (Cross-Compiler-Specific Options): Document
855 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
857 Backport from 2013-01-07 trunk r194968.
860 * config/avr/t-avr: Don't automatically rebuild
861 $(srcdir)/config/avr/t-multilib
862 $(srcdir)/config/avr/avr-tables.opt
863 (avr-mcus): New phony target to build them on request.
864 (s-avr-mlib): Remove.
865 * avr/avr-mcus.def: Adjust comments.
867 2013-01-07 Terry Guo <terry.guo@arm.com>
869 Backport from mainline
870 2012-12-19 Terry Guo <terry.guo@arm.com>
872 * config/arm/arm.c (thumb_find_work_register): Check argument
873 register number based on current PCS.
875 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
877 Backport from mainline
878 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
881 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
882 selected code model, define __code_mode_small__, __code_model_medium__,
883 __code_model_large__, __code_model_32__ or __code_model_kernel__.
884 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
885 xchg temporary register with %k. Declare temporary register as
887 [__x86_64__]: For medium and large code models, preserve %rbx register.
889 2013-01-03 Richard Henderson <rth@redhat.com>
891 * config/i386/i386.c (ix86_expand_move): Always assign to op1
892 after eliminating TLS symbols.
894 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
897 * config/pa/pa.md (movsi): Revert previous change.
898 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
901 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
904 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
907 2013-01-02 Jason Merrill <jason@redhat.com>
910 * tree.c (build_array_type_1): Revert earlier change.
912 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
915 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
918 2012-12-21 Martin Jambor <mjambor@suse.cz>
920 PR tree-optimization/55355
921 * tree-sra.c (type_internals_preclude_sra_p): Also check that
922 bit_position is small enough to fit a single HOST_WIDE_INT.
924 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
926 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
928 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
930 Backport from mainline
931 2012-10-15 Matthias Klose <doko@ubuntu.com>
933 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
934 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
936 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
937 Tomash Brechko <tomash.brechko@gmail.com>
940 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
941 handling of before and after cases.
942 * config/sparc/sync.md (atomic_store): Fix pasto.
944 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
946 * optabs.c (expand_atomic_store): Elide redundant model test.
948 2012-12-13 Richard Henderson <rth@redhat.com>
951 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
953 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
956 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
957 (tldo_stb_sp64): Likewise.
958 (tldo_sth_sp32): Likewise.
959 (tldo_sth_sp64): Likewise.
960 (tldo_stw_sp32): Likewise.
961 (tldo_stw_sp64): Likewise.
962 (tldo_stx_sp64): Likewise.
964 2012-12-10 Kai Tietz <ktietz@redhat.com>
967 * print-tree.c (print_node): Cast from pointer via uintptr_t.
969 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
971 Backport from mainline
972 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
973 H.J. Lu <hongjiu.lu@intel.com>
976 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
977 before using it as insn or call equivalent.
979 2012-12-06 Jason Merrill <jason@redhat.com>
982 * tree.c (build_array_type_1): Re-layout if we found it in the
985 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
987 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
988 opaque cond in all call insns.
990 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
992 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
993 area if the function allocates dynamic stack space.
994 (ia64_initial_elimination_offset): Adjust offsets to above change.
996 2012-12-03 Richard Biener <rguenther@suse.de>
998 Backport from mainline
999 2012-09-24 Richard Guenther <rguenther@suse.de>
1001 PR tree-optimization/53663
1002 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1003 native encode/interpret translation on VN_WALKREWRITE.
1005 2012-12-03 Kai Tietz <ktietz@redhat.com>
1008 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1011 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1014 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1016 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1018 Backport from mainline:
1019 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1022 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1023 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1024 (in_nullified_branch_delay): Likewise.
1025 (in_call_delay): Likewise.
1026 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1027 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1028 the $$sh_func_adrs call as variable. Update type of sibcalls and
1029 $$sh_func_adrs call.
1030 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1031 length instead of adjustment. Handle negative and undefined call
1032 adjustments for insn_default_length. Remove adjustment for millicode
1033 insn with unfilled delay slot.
1034 (pa_output_millicode_call): Update for revised millicode length.
1035 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1037 2012-11-29 Kai Tietz <ktietz@redhat.com>
1040 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1041 use by XNEWVEC/XRESIZEVEC.
1043 * i386.c (get_scratch_register_on_entry): Handle
1044 thiscall-convention.
1045 (split_stack_prologue_scratch_regno): Likewise.
1046 (ix86_static_chain): Likewise.
1047 (x86_output_mi_thunk): Likewise.
1049 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1051 Backported from mainline
1052 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1053 Markus Trippelsdorf <markus@trippelsdorf.de>
1056 * lto-opts.c (lto_write_options): Also handle
1057 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1058 OPT_SPECIAL_program_name.
1061 * lto-wrapper.c (merge_and_complain): Handle
1062 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1063 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1065 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1067 PR rtl-optimization/55489
1068 * gcse.c (compute_transp): Precompute a canonical version
1069 of XEXP (x, 0), and pass it to canon_true_dependence.
1071 2012-11-27 Richard Biener <rguenther@suse.de>
1074 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1075 stmt with a NOP instead of removing it.
1077 2012-11-26 Richard Biener <rguenther@suse.de>
1079 Backport from mainline
1080 2012-10-19 Richard Biener <rguenther@suse.de>
1082 PR tree-optimization/54976
1083 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1084 Robustify against odd inner_mode inputs.
1086 2012-10-12 Richard Biener <rguenther@suse.de>
1088 PR tree-optimization/54894
1089 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1090 Handle over-aligned scalar types properly.
1092 2012-10-02 Richard Guenther <rguenther@suse.de>
1095 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1096 cleaning up the CFG.
1098 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1100 Backport from mainline
1101 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1103 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1104 explaining the register ordering preferences.
1106 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1107 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1108 constraints so that the traditional floating point loads, stores,
1109 and moves are done first, then the VSX loads, stores, and moves,
1110 and finally the GPR loads, stores, and moves so that reload
1111 chooses FPRs over GPRs, and uses the traditional load/store
1112 instructions which provide an offset.
1113 (movdf_hardfloat64): Likewise.
1115 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1117 Backported from mainline
1118 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1119 H.J. Lu <hongjiu.lu@intel.com>
1122 * config/i386/i386.c (legitimize_pic_address): Properly handle
1124 (ix86_print_operand_address): Set code to 'k' when forcing
1125 addr32 prefix. For x32, zero-extend negative displacement if
1128 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1130 * common.opt (fvar-tracking-uninit): Document.
1131 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1132 * config/darwin.c (darwin_override_options): Likewise.
1134 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1136 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1137 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1139 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1141 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1143 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1145 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1148 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1150 Backport from mainline
1151 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1153 * config/i386/i386.c (ix86_init_machine_status): Do not
1154 explicitly clear tls_descriptor_call_expanded_p again.
1156 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1158 * config/i386/sse.md
1159 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1160 as read and written by the instruction.
1162 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1165 (ix86_instantiate_decls): New function.
1166 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1167 stack slot instead of SLOT_VIRTUAL.
1168 <case IX86_BUILTIN_STMXCSR>: Ditto.
1169 (assign_386_stack_local): Do not assert when virtual slot is valid.
1170 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1171 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1172 (truncxf<mode>2): Ditto.
1173 (floatunssi<mode>2): Ditto.
1174 (isinf<mode>2): Ditto.
1175 * config/i386/sync.md (atomic_load<mode>): Ditto.
1176 (atomic_store<mode>): Ditto.
1178 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1181 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1182 the argument is itself a conditional expression.
1184 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1186 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1189 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1191 PR tree-optimization/54986
1192 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1193 conversions on entry but add them back on exit if needed.
1195 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1198 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1200 (print_reg): Use true_regnum rather than REGNO.
1201 (ix86_print_operand_address): Remove SUBREG handling.
1203 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1205 Backported from mainline
1206 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1209 * gimple.h (is_gimple_sizepos): New inline function.
1210 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1211 final assignment to expr variable.
1212 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1213 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1214 into a local temporary.
1216 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1218 PR tree-optimization/54877
1219 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1220 use make_ssa_name instead of copy_ssa_name.
1222 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1224 Backport from mainline
1225 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1227 PR tree-optimization/53708
1228 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1229 user-supplied alignment when used with an explicit section name.
1231 2012-11-02 Jeff Law <law@redhat.com>
1233 PR tree-optimization/54985
1234 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1235 from thread_across_edge.
1236 (thread_across_edge): Use it in all cases where we might thread
1239 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1241 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1242 special register pushes before frame probing and allocation.
1244 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1245 Joel Sherrill <joel.sherrill@oarcorp.com>
1247 * config/sparc/t-rtems: New (Custom multilibs).
1248 * config/sparc/t-rtems-64: New (Custom multilibs).
1249 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1250 (sparc-*-rtems*): Add sparc/t-rtems.
1252 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1254 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1256 (hash_rtx): Likewise.
1258 2012-10-29 Terry Guo <terry.guo@arm.com>
1260 Backport from mainline
1261 2012-10-11 Terry Guo <terry.guo@arm.com>
1263 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1265 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1268 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1270 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1271 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1273 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1275 * config/avr/t-rtems: Revert previous commit.
1277 2012-10-26 Terry Guo <terry.guo@arm.com>
1279 Backport from mainline
1280 2012-10-23 Terry Guo <terry.guo@arm.com>
1283 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1286 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1288 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1290 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1292 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1294 * config.gcc (microblaze*-*-rtems*): New target.
1295 * config/microblaze/rtems.h: New.
1296 * config/microblaze/t-rtems: New.
1298 2012-10-25 Richard Biener <rguenther@suse.de>
1300 PR tree-optimization/54902
1301 * tree-ssa-pre.c (fini_pre): Return TODO.
1302 (execute_pre): Adjust.
1303 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1304 blocks before computing dominators.
1306 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1308 Backport from mainline
1309 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.c (memory_address_length): Assert that non-null
1312 base or index RTXes are registers. Do not check for REG RTXes.
1313 Determine addr32 prefix using SImode_address_operand or
1314 from original base and index RTXes. Simplify code.
1316 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386-protos.h (memory_address_length): Add new bool
1319 argument. Update all uses.
1320 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1321 add length of addr32 prefix based on mode of base or index register.
1322 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1323 addresses here. Update call to memory_address_length.
1324 (ix86_print_address_operand): Use SImode_address_operand predicate.
1325 * config/i386/predicates.md (SImode_address_operand): New.
1326 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1327 to calculate "mode" attribute. Use SImode_address_operand predicate
1328 instead of open-coding accepted RTX codes.
1330 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1332 Backport from 2012-10-22 trunk r192685.
1333 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1334 Note __AVR_<device>__ is not defined for cores.
1335 Don't point to --help=target.
1336 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1338 2012-10-19 Marek Polacek <polacek@redhat.com>
1340 Backported from mainline
1341 2012-10-19 Marek Polacek <polacek@redhat.com>
1344 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1345 pointer/non-pointer comparison.
1347 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1349 Backported from mainline
1350 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1353 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1354 sure the mode is correct when falling through from above cases.
1356 2012-10-19 Alan Modra <amodra@gmail.com>
1358 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1359 (HAVE_LD_LARGE_TOC): Likewise.
1360 * configure: Regenerate.
1362 2012-10-19 Alan Modra <amodra@gmail.com>
1364 * config/rs6000/predicates.md (splat_input_operand): Don't call
1365 input_operand for MEMs. Instead check for volatile and call
1366 memory_address_addr_space_p with modified mode.
1368 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1370 Backported from mainline
1371 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1373 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1375 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1377 PR rtl-optimization/54870
1378 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1379 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1380 SSA_NAME pointer that points to a partition if there is at least
1381 one variable with it set in the partition.
1382 * dse.c (local_variable_can_escape): New predicate.
1383 (can_escape): Call it.
1384 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1385 mark the SSA_NAME pointer that points to a partition.
1387 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1389 Backport from mainline
1390 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1392 PR rtl-optimization/53701
1393 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1394 rocess not only expr's vinsns but all old vinsns from expr's
1397 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1399 Backport from mainline
1400 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1403 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1405 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1406 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1407 only if producer writes to the register given by regno.
1409 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1411 Backport from mainline
1412 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1415 (UNSPEC_LOADU): New.
1416 (UNSPEC_STOREU): Ditto.
1417 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1418 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1419 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1420 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1421 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1422 (<sse2>_storedqu<avxsizesuffix>): ... this.
1423 (*sse4_2_pcmpestr_unaligned): Update.
1424 (*sse4_2_pcmpistr_unaligned): Ditto.
1426 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1427 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1428 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1429 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1430 gen_sse2_load{dqu,upd} to load from unaligned memory and
1431 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1433 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1434 Use CODE_FOR_sse_loadups.
1435 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1436 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1437 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1438 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1439 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1440 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1441 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1442 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1443 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1444 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1445 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1447 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1449 Backport from trunk (r190222):
1451 PR tree-optimization/54146
1452 * ifcvt.c: Include pointer-set.h.
1453 (cond_move_process_if_block): Change type of then_regs and
1454 else_regs from alloca'd array to pointer_sets.
1455 (check_cond_move_block): Update for this change.
1456 (cond_move_convert_if_block): Likewise.
1457 * Makefile.in: Fix dependencies for ifcvt.o.
1459 2012-10-15 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/54920
1462 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1463 allocate temporary storage for all NARY elements.
1465 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1468 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1470 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1472 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1473 default_use_cxa_atexit to yes.
1475 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1477 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1479 2012-10-05 Jan Hubicka <jh@suse.cz>
1480 Jakub Jelinek <jakub@redhat.com>
1482 PR tree-optimization/33763
1483 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1484 attribute for redefined extern inline functions.
1486 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1488 Backported from mainline
1489 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1491 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1492 in SSE and YMM state support check for -march=native.
1494 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1497 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1500 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1502 Backported from mainline
1503 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1506 * doc/invoke.texi: Document -mprefer-avx128.
1508 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1510 Backported from mainline
1511 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1514 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1515 (XSTATE_FP): Likewise.
1516 (XSTATE_SSE): Likewise.
1517 (XSTATE_YMM): Likewise.
1518 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1519 SSE and YMM states aren't supported.
1521 2012-10-01 Tom de Vries <tom@codesourcery.com>
1523 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1526 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1529 * config/s390/s390.c (s390_option_override): Add missing break.
1531 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1533 Backport from mainline
1534 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1536 * config.gcc: Replace 'host' with 'target' when configuring for
1537 powerpc64*-*-freebsd.
1539 2012-09-28 Meador Inge <meadori@codesourcery.com>
1541 Backport from mainline
1542 2012-09-27 Meador Inge <meadori@codesourcery.com>
1544 * gcc-ar.c (main): Handle the returning of the sub-process error
1547 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1549 Backport from 2012-09-28 trunk r191821.
1550 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1552 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1555 * simplify-rtx.c (simplify_binary_operation_1): Perform
1556 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1558 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1560 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1561 TYPE_NONALIASED_COMPONENT flag.
1562 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1563 TYPE_NONALIASED_COMPONENT flag.
1565 2012-09-21 Richard Guenther <rguenther@suse.de>
1568 Backport from mainline
1569 2012-04-19 Richard Guenther <rguenther@suse.de>
1571 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1574 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1577 * c-typeck.c (c_cast_expr): When casting to a type requiring
1578 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1581 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1584 * c-typeck.c (build_unary_op): Pass original argument of
1585 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1586 any C_MAYBE_CONST_EXPR, if it has integer operands.
1587 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1588 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1589 to c_objc_common_truthvalue_conversion, then remove any
1590 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1591 c_objc_common_truthvalue_conversion not
1592 c_common_truthvalue_conversion.
1593 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1594 call note_integer_operands for arguments with integer operands
1595 that are not integer constants.
1597 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1599 Backported from mainline
1600 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1602 PR tree-optimization/54563
1603 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1604 gimple_purge_dead_eh_edges if last call has been changed.
1606 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1609 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1610 instead of (match_dup 0) as second argument to vec_merge.
1611 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1612 Remove third alternative.
1613 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1614 operand 2 instead of operand 1, but put it as first argument
1616 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1617 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1620 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1622 * BASE-VER: Set to 4.7.3.
1623 * DEV-PHASE: Set to prerelease.
1625 2012-09-20 Release Manager
1627 * GCC 4.7.2 released.
1629 2012-09-15 Andi Kleen <ak@linux.intel.com>
1631 Backport from mainline
1632 2012-09-07 Andi Kleen <ak@linux.intel.com>
1634 * gcc/lto-streamer.h (res_pair): Add.
1635 (lto_file_decl_data): Replace resolutions with respairs.
1637 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1638 Initialize respairs.
1639 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1641 2012-09-14 Walter Lee <walt@tilera.com>
1643 Backport from mainline.
1644 2012-09-14 Walter Lee <walt@tilera.com>
1646 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1647 option for TILEPro and TILE-Gx.
1649 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1651 * config/i386/i386.h (x86_prefetchw): New global variable.
1652 (TARGET_PREFETCHW): New macro.
1653 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1654 (processor_alias_table): Add PTA_PREFETCHW to
1655 bdver1, bdver2 and btver1.
1656 (ix86_option_override_internal): Set x86_prefetchw for
1657 PTA_PREFETCHW targets.
1658 * config/i386/i386.md (prefetch): Expand to prefetchw
1659 for TARGET_PREFETCHW.
1660 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1662 Backport from mainline
1663 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1666 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1668 (*prefetch_sse): ... this.
1669 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1671 (*prefetch_3dnow): ... this.
1673 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1676 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1677 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1679 2012-09-12 Teresa Johnson <tejohnson@google.com>
1681 Backport from mainline.
1682 2012-09-12 Teresa Johnson <tejohnson@google.com>
1684 PR gcov-profile/54487
1685 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1686 test using F_SETLKW with fcntl.
1687 * configure, config.in: Regenerate.
1689 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1691 Backport from mainline
1692 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1694 * config/i386/i386.md : Comments on fma4 instruction selection
1695 reflect requirement on register pressure based cost model.
1697 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1698 flag is set-reset as informed by the cpuid flag.
1700 * config/i386/i386.c (processor_alias_table): fma4
1701 flag is enabled for bdver2.
1703 2012-09-12 Christian Bruel <christian.bruel@st.com>
1705 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1707 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1709 * config.gcc: Obsolete picochip-*.
1711 2012-09-11 Richard Guenther <rguenther@suse.de>
1714 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1715 on flag_toplevel_reorder.
1717 2012-09-10 Richard Henderson <rth@redhat.com>
1719 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1722 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1724 Backport from 2012-09-10 mainline r191132.
1727 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1729 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1732 * tree-sra.c (disqualify_base_of_expr): Check for possible
1733 NULL_TREE returned by get_base_address()
1735 2012-09-07 Richard Guenther <rguenther@suse.de>
1737 Backport from mainline
1738 2012-06-26 Jan Hubicka <jh@suse.cz>
1741 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1744 2012-09-07 Richard Guenther <rguenther@suse.de>
1746 Backport from mainline
1747 2012-07-13 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/53922
1750 * tree-vrp.c (value_inside_range): Change prototype to take
1751 min/max instead of value-range.
1752 (range_includes_zero_p): Likewise. Return the result from
1754 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1755 return value from range_includes_zero_p.
1756 (extract_range_from_unary_expr_1): Likewise.
1757 (compare_range_with_value): Likewise.
1758 (vrp_meet_1): Likewise.
1760 2012-09-07 Richard Guenther <rguenther@suse.de>
1763 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1764 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1765 arguments separately.
1767 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1769 Backported from mainline
1770 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1772 PR rtl-optimization/54455
1773 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1774 bb ends up with asm goto referencing bb's label.
1776 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1778 Backport from mainline.
1779 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1780 Richard Earnshaw <richard.earnshaw@arm.com>
1783 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1784 element size. Use elem_type from the formal parameter. New parameter
1786 (neon_expand_args): Adjust call to neon_dereference_pointer.
1788 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1791 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1793 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1795 Backport from mainline
1796 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/i386.md (isa): Add fma and fma4.
1799 (enabled): Handle fma and fma4.
1800 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1801 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1802 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1803 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1804 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1805 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1807 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1810 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1811 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1813 2012-09-06 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/54498
1816 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1817 abort when reaching an already visited region.
1818 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1819 (get_continuation_for_phi_1): Likewise.
1820 (walk_non_aliased_vuses): When we translated the reference,
1821 abort when we re-visit a region.
1822 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1824 2012-09-06 Andrew Pinski <apinski@cavium.com>
1827 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1829 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1832 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1833 build_int_cst with size_type_node instead of size_int.
1835 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1837 Backport from 2012-09-05 mainline r190697.
1840 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1841 configured --with-avrlibc.
1842 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1844 * config/avr/avrlibc.h: New file.
1845 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1846 configured --with-avrlibc.
1847 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1849 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1851 Backport from 2012-09-04 mainline r190919
1854 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1855 of size less than 4 bytes by using macro ARM_NUM_INTS.
1856 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1858 2012-09-04 Richard Henderson <rth@redhat.com>
1860 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1862 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1864 Backport from 2012-09-04 mainline r190920
1867 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1869 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1871 Backport from 2012-09-04 mainline r190914
1874 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1876 (avr_allocate_stack_slots_for_args): ...this new static function.
1878 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1880 Backported from mainline
1881 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1884 * doc/invoke.texi: Add -da and remove -dm.
1886 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1888 Backported from mainline
1889 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1892 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1893 operands[1] is CONST_INT_P, convert it to QImode before printing.
1895 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1898 * c-convert.c (convert): Don't call fold_convert_loc if
1899 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1900 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1901 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1903 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1906 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1907 if init is a CONSTRUCTOR.
1909 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1911 PR rtl-optimization/54369
1912 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1913 calling dbr_schedule.
1914 * config/sparc/sparc.c (sparc_reorg): Likewise.
1916 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1918 Backport from mainline
1919 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1921 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1922 case for Atom processor.
1924 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1926 Backport from mainline
1927 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1930 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1931 true for TARGET_64BIT or !flag_pic.
1932 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1933 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1934 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1935 Add insn constraint. Conditionally emit xchg asm insns.
1936 (atomic_compare_and_swap<mode>): Update calls. Check only
1937 cmpxchg8b_pic_memory_operand in memory address fixup.
1939 (CASHMODE): Rename from DCASHMODE.
1940 (doublemodesuffix): Update modes.
1941 (regprefix): New mode attribute.
1943 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1944 <UNSPECV_CMPXCHG>: New constant.
1945 (atomic_compare_and_swap<mode>_1): Rename from
1946 atomic_compare_and_swap_single<mode>. Update calls and
1947 unspec_volatile constants.
1948 (atomic_compare_and_swap<mode>_doubleword): Rename from
1949 atomic_compare_and_swap_double<mode>. Update calls and
1950 unspec_volatile constants.
1952 2012-08-28 Walter Lee <walt@tilera.com>
1954 Backport from mainline
1955 2012-08-28 Walter Lee <walt@tilera.com>
1957 * confg/tilegx/tilegx.md: Fix code style.
1958 (*zero_extendsidi_truncdisi): Fix typo.
1959 * config/tilegx/tilegx.c: Fix code style.
1960 (tilegx_function_profiler): Fix typo.
1962 2012-08-27 Walter Lee <walt@tilera.com>
1964 Backport from mainline
1965 2012-08-27 Walter Lee <walt@tilera.com>
1967 * doc/md.texi (TILE-Gx): Fix typo.
1969 2012-08-27 Walter Lee <walt@tilera.com>
1971 Backport from mainline
1972 2012-08-27 Walter Lee <walt@tilera.com>
1974 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1975 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1977 2012-08-27 Walter Lee <walt@tilera.com>
1979 Backport from mainline
1980 2012-08-27 Walter Lee <walt@tilera.com>
1982 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1983 (insn_bfins): Delete.
1985 2012-08-27 Walter Lee <walt@tilera.com>
1987 Backport from mainline
1988 2012-08-27 Walter Lee <walt@tilera.com>
1990 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1991 atomic_exchange_bare<mode>,
1992 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1993 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1994 * config/tilegx/tilegx.md (type): Add X1_remove.
1995 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1996 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1997 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2000 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2002 PR rtl-optimization/54088
2003 * jump.c (delete_related_insns): Robustify latest change.
2005 2012-08-21 Richard Guenther <rguenther@suse.de>
2007 Backport from mainline
2008 2012-08-16 Richard Guenther <rguenther@suse.de>
2011 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2013 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2014 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2015 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2016 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2017 (tree_ssa_lim_finalize): Free all mem_refs.
2018 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2019 scc when bailing out.
2020 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2021 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2022 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2023 FOR_EACH_LOOP_BREAK.
2025 2012-08-17 Richard Guenther <rguenther@suse.de>
2027 * tree-sra.c (modify_function): Free redirect_callers vector.
2028 * ipa-split.c (split_function): Free args_to_pass vector.
2029 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2031 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2032 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2033 (vect_analyze_slp_instance): Free everything.
2034 (destroy_bb_vec_info): Free the SLP instances.
2036 2012-08-17 Richard Guenther <rguenther@suse.de>
2038 * params.def (integer-share-limit): Decrease from 256 to 251,
2041 2012-08-21 Richard Guenther <rguenther@suse.de>
2043 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2044 the affine expansion cache.
2046 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2048 Backported from trunk
2049 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2052 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2054 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2056 Backport from mainline.
2057 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2060 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2061 mark as predicable. Adjust asm template.
2062 (vec_setv2di_internal): Likewise.
2063 (vec_extract<mode> VD, VQ): Likewise.
2064 (vec_extractv2di): Likewise.
2065 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2066 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2067 (neon_vdup_n<mode> VX, V32): Likewise.
2068 (neon_vdup_nv2di): Likewise.
2070 2012-08-17 Walter Lee <walt@tilera.com>
2072 Backport from mainline
2073 2012-08-17 Walter Lee <walt@tilera.com>
2075 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2076 (FEEDBACK_ENTER): Define.
2077 (FEEDBACK_REENTER): Define.
2078 (FEEDBACK_ENTRY): Define.
2079 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2080 (FEEDBACK_ENTER): Define.
2081 (FEEDBACK_REENTER): Define.
2082 (FEEDBACK_ENTRY): Define.
2084 2012-08-16 Walter Lee <walt@tilera.com>
2086 Backport from mainline
2087 2012-08-16 Walter Lee <walt@tilera.com>
2089 * config.gcc (tilegx-*-linux*): Add feedback.h.
2090 (tilepro-*-linux*): Likewise.
2091 * config/tilegx/feedback.h: New file.
2092 * config/tilepro/feedback.h: New file.
2094 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2096 Backport from mainline r189840 and r187586:
2097 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2099 * config/i386/i386.md (stack_protect_set): Disable the pattern
2100 for Android since Android libc (bionic) does not provide random
2101 value for stack protection guard at gs:0x14. Guard value
2102 will be provided from external symbol (default implementation).
2103 (stack_protect_set_<mode>): Likewise.
2104 (stack_protect_test): Likewise.
2105 (stack_protect_test_<mode>): Likewise.
2106 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2107 not have Bionic by default
2108 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2109 Macro OPTION_BIONIC is defined in this file and provides Bionic
2110 accessibility status
2112 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2114 * configure.ac: Stack protector enabling for Android targets.
2115 * configure: Regenerate.
2117 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2119 Backported from trunk
2120 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2122 PR rtl-optimization/53942
2123 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2124 directly from likely spilled non-fixed hard registers, move them
2127 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2129 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2130 (xop_phaddubq): Ditto.
2132 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2134 Backport from mainline
2135 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2136 Richard Earnshaw <rearnsha@arm.com>
2138 * target.def (vector_alignment): New target hook.
2139 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2140 * doc/tm.texi: Regenerate.
2141 * targhooks.c (default_vector_alignment): New function.
2142 * targhooks.h (default_vector_alignment): Add prototype.
2143 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2144 * config/arm/arm.c (arm_vector_alignment): New function.
2145 (TARGET_VECTOR_ALIGNMENT): Define.
2147 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2148 vector type alignment instead of size.
2149 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2150 element type size directly instead of computing it from alignment.
2151 Fix variable naming and comment.
2153 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2155 Backport from mainline
2156 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2158 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2159 (alpha_pad_function_end): ... this. Also insert NOP between
2160 sibling call and GP load.
2161 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2163 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2165 Backport from mainline
2166 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2167 H.J. Lu <hongjiu.lu@intel.com>
2169 PR rtl-optimization/54157
2170 * combine.c (gen_lowpart_for_combine): Don't return identity
2171 for CONST or symbolic reference.
2173 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2175 Backport from mainline
2176 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2178 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2179 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2180 split_cost argument signed.
2181 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2182 (ix86_avoid_lea_for_addr): Ditto.
2184 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2187 the address has less than two components.
2189 2012-08-02 Steve Ellcey <sellcey@mips.com>
2191 Backport from mainline
2192 2012-07-19 Steve Ellcey <sellcey@mips.com>
2194 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2197 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2199 Backport from mainline
2200 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2203 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2204 negative constant address for TARGET_X32 ...
2205 (ix86_decompose_address): ... here. Reject constant addresses
2206 that don't satisfy x86_64_immediate_operand predicate.
2208 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2212 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2213 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2214 addresses. Prevent zero extensions of CONST_INT operands.
2216 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/i386.md (*lea): New insn pattern.
2221 (*lea<mode>_2): Ditto.
2222 (*lea_{3,4,5,6}_zext): Ditto.
2223 * config/i386/predicates.md (lea_address_operand): Do not reject
2224 zero-extended address operands.
2225 * config/i386/constraints.md (j): Remove address constraint.
2226 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2228 (ix86_print_operand_address): Handle SImode subreg of an address.
2229 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2231 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2233 Backport from mainline
2234 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2238 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2240 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2241 (*movdi_internal_rex64): Use %E operand modifier for lea.
2242 (*movsi_internal): Ditto.
2244 (*lea<mode>_2): Ditto.
2245 (*lea_{3,4,5,6}_zext): Ditto.
2246 (*tls_global_dynamic_32_gnu): Ditto.
2247 (*tls_global_dynamic_64): Ditto.
2248 (*tls_dynamic_gnu2_lea_32): Ditto.
2249 (*tls_dynamic_gnu2_lea_64): Ditto.
2250 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2252 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2254 Backport from mainline
2255 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2259 (ix86_print_operand_address): Assert that parts.base and parts.index
2260 are non-NULL after call to simplify_subreg.
2262 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2265 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2267 * config/sh/sh.c (sh_option_override): Do not change
2268 flag_finite_math_only. Set TARGET_IEEE to complement of
2269 flag_finite_math_only.
2270 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2271 description of mieee and mno-ieee behavior.
2273 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2276 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2277 (_lzcnt_u64): Ditto.
2279 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2281 Backport from mainline
2282 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2284 PR rtl-optimization/52250
2285 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2286 to put note list into. Unconditionally call move_bb_info.
2287 (move_bb_info): Do not assert the blocks being in the same region,
2288 just drop the note list if they are not.
2290 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2292 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2294 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2296 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2297 defining statement is a SSA name that occurs in abnormal PHIs.
2299 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2301 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2304 2012-07-19 Richard Guenther <rguenther@suse.de>
2305 Eric Botcazou <ebotcazou@adacore.com>
2307 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2308 about transition from invariant to known bits.
2309 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2311 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2314 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2315 (cleanup_tree_cfg_bb): Don't call it.
2316 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2319 2012-07-19 Christian Bruel <christian.bruel@st.com>
2322 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2324 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2326 * config.gcc (v850-*-rtems*): New target.
2327 * config/v850/rtems.h: New.
2328 * config/v850/t-rtems: New.
2330 2012-07-18 Nick Clifton <nickc@redhat.com>
2332 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2334 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2338 Backport from mainline
2339 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2342 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2343 instead expand it as zero extension.
2345 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2348 QImode and HImode splitters. Use ix86_comparison_operator.
2349 Explicitly match FLAGS_REG.
2350 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2352 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2353 Steven Bosscher <steven@gcc.gnu.org>
2354 Bernd Schmidt <bernds@codesourcery.com>
2356 PR rtl-optimization/53908
2357 * df-problems.c (can_move_insns_across): When doing
2358 memory-reference book-keeping, handle call insns.
2360 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2362 Backport from mainline
2363 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2367 sibcall_insn_operand. Move it to a temporary register if not.
2369 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2373 emit PIC sequence for fnaddr symbol reference in advance.
2375 2012-07-09 Jason Merrill <jason@redhat.com>
2378 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2379 (type_hash_eq): Likewise.
2382 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2384 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2386 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2387 due to negative shift amount.
2389 2012-07-06 Kai Tietz <ktietz@redhat.com>
2391 Backport from mainline.
2393 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2394 as "/mingw/include".
2396 2012-07-06 Nick Clifton <nickc@redhat.com>
2398 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2399 default_encode_section_info.
2401 2012-07-06 Richard Guenther <rguenther@suse.de>
2403 Backport from mainline
2404 2012-03-30 Richard Guenther <rguenther@suse.de>
2407 * double-int.c (rshift_double): Remove not needed cast.
2409 2012-03-28 Richard Guenther <rguenther@suse.de>
2412 * double-int.h (rshift_double): Remove.
2413 * double-int.c (lshift_double): Use absu_hwi to make count
2415 (rshift_double): Make static, take unsigned count argument,
2416 remove handling of negative count argument.
2417 (double_int_rshift): Dispatch to lshift_double.
2419 2012-07-06 Richard Guenther <rguenther@suse.de>
2421 Backport from mainline
2422 2012-06-18 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/53693
2425 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2426 Reject operands with more than one use.
2428 2012-07-06 Richard Guenther <rguenther@suse.de>
2430 Backport from mainline
2431 2012-04-11 Richard Guenther <rguenther@suse.de>
2434 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2435 consider loop nesting.
2436 (evolution_function_is_univariate_p): Properly check the remainder
2439 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2441 Backport from mainline
2442 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2444 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2445 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2446 (adjacent_mem_locations): Move some code to and call...
2447 (get_memref_parts): ...new function.
2448 (mem_locations_overlap): New function.
2449 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2450 (is_mem_ref): Rename to...
2451 (find_mem_ref): ...this. Return MEM rtx.
2452 (get_store_dest): Remove function.
2453 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2454 new parameter and adjust calls.
2455 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2456 mem refs overlap for true_store_to_load_dep_costly.
2457 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2458 passed to adjacent_mem_locations.
2459 (is_costly_group): Walk resolved dependency list.
2460 (force_new_group): Emit group ending nop for Power6/Power7.
2461 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2462 (group_ending_nop): New define_insn.
2464 2012-07-04 Richard Guenther <rguenther@suse.de>
2467 * gimple-fold.c (get_base_constructor): Do not return an
2468 error_mark_node DECL_INITIAL.
2470 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2472 Backport from mainline
2473 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2475 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2476 code model string in the error message.
2478 2012-07-04 Tristan Gingold <gingold@adacore.com>
2480 Backport from mainline.
2481 2012-06-25 Tristan Gingold <gingold@adacore.com>
2483 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2484 (seh_cfa_adjust_cfa): ... that function.
2485 (seh_emit_stackalloc): Do not emit out of range values.
2486 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2487 UNSPEC_DEF_CFA constants.
2488 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2489 * config/i386/i386.c (ix86_frame_pointer_required): Required
2490 for very large frames on SEH target.
2491 (ix86_compute_frame_layout): Save area is before frame pointer
2492 on SEH target. Handle very large frames.
2493 (ix86_expand_prologue): Likewise.
2495 2012-07-04 Richard Guenther <rguenther@suse.de>
2497 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2498 as in free_lang_data_in_type.
2500 2012-07-02 Martin Jambor <mjambor@suse.cz>
2502 Backport from mainline.
2503 2012-07-02 Martin Jambor <mjambor@suse.cz>
2506 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2507 dynamic type change check.
2509 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2511 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2512 last statement of the finally block onto the switch.
2514 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2516 * configure: Regenerate.
2518 Backport from mainline.
2519 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2521 * config.gcc (target_type_format_char): New. Document it. Set it for
2523 * configure.ac (gnu_unique_option): Use target_type_format_char
2524 in test. Comment rationale.
2526 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2528 Backport from mainline.
2529 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2531 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2533 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2535 Backport from 2012-06-28 mainline r189049
2538 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2539 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2540 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2541 avr_hard_regno_call_part_clobbered.
2543 2012-06-28 Richard Guenther <rguenther@suse.de>
2546 * expr.c (expand_expr_real_1): Verify if the type is complete
2547 before inspecting its size.
2549 2012-06-27 Nick Clifton <nickc@redhat.com>
2551 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2554 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2557 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2559 2012-06-26 Nick Clifton <nickc@redhat.com>
2561 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2563 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2566 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2567 of x x x in the vmovlps load alternative.
2569 2012-06-22 Richard Guenther <rguenther@suse.de>
2571 * gcov-iov.c: Include bconfig.h and system.h.
2573 2012-06-22 Richard Guenther <rguenther@suse.de>
2575 PR gcov-profile/53744
2576 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2578 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2580 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2581 DECL_IGNORED_P non-reg vars even if they are used.
2583 2012-06-19 Jason Merrill <jason@redhat.com>
2586 * dwarf2out.c (modified_type_die): Use scope_die_for.
2587 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2588 (uses_local_type_r, uses_local_type): New.
2589 (scope_die_for): Keep a type that uses a local type in local scope.
2590 Use get_context_die for namespace and type scope.
2592 2012-06-19 Richard Guenther <rguenther@suse.de>
2595 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2596 replace it with the first non-BLOCK context.
2598 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2600 PR rtl-optimization/53700
2602 Backport from mainline
2603 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2605 * ira-color.c (setup_left_conflict_sizes_p): Process all
2606 conflicting objects.
2608 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2610 Backport from mainline
2611 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2615 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2616 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2617 instead of xop_mulv2div2di3_low.
2618 (xop_p<macs>dql): Fix vec_select selector.
2619 (xop_p<macs>dqh): Ditto.
2620 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2621 (xop_mulv2div2di3_high): Ditto.
2623 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2625 Backport from mainline:
2626 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2630 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2632 Backport from mainline:
2633 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2636 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2637 MAX_PCREL17F_OFFSET instead of fixed offset.
2638 (pa_attr_length_call): Likewise.
2639 (pa_attr_length_indirect_call): Likewise.
2641 2012-06-15 Walter Lee <walt@tilera.com>
2643 Backport from mainline:
2644 2012-06-15 Walter Lee <walt@tilera.com>
2646 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2648 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2650 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2652 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2654 Backport from mainline:
2656 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2657 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2658 * gimple.h (block_in_transaction): Check for flag_tm.
2660 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2662 PR tree-optimization/52558
2664 Backport from mainline:
2665 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2666 * gimple.h (gimple_set_in_transaction): Remove.
2667 (gimple_in_transaction): Look in BB instead.
2668 (gimple_statement_base): Remove in_transaction field.
2669 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2670 * trans-mem.c (compute_transaction_bits): Place transaction bit
2671 information into basic blocks.
2673 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2675 PR tree-optimization/52558
2676 * cfg.c (alloc_aux_for_edge): Fix comment.
2677 (alloc_aux_for_edge): Remove static.
2678 * basic-block.h (alloc_aux_for_edge): Protoize.
2679 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2680 (execute_sm_if_changed_flag): New.
2681 (execute_sm_if_changed_flag_set): New.
2682 (execute_sm): Do not generate data races unless requested.
2683 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2684 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2685 * gimple.h (block_in_transaction): New.
2686 (gimple_in_transaction): Use block_in_transaction.
2688 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2690 Backported from mainline
2691 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2693 PR rtl-optimization/53589
2694 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2695 discovery even when e->dest != target. If any LABEL_REF points
2696 to e->dest label, redirect it to target's label.
2698 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2701 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2702 returns false, replace stmt with GIMPLE_NOP.
2703 (check_omp_nesting_restrictions): Instead of issuing warnings,
2704 issue errors and return false if any errors were reported.
2706 2012-06-14 Richard Guenther <rguenther@suse.de>
2708 * BASE-VER: Set to 4.7.2.
2709 * DEV-PHASE: Set to prerelease.
2711 2012-06-12 Christian Bruel <christian.bruel@st.com>
2714 * config/sh/sh.c (sh_option_override): Don't force
2715 flag_omit_frame_pointer and maccumulate_outgoing_args.
2716 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2718 2012-06-14 Release Manager
2720 * GCC 4.7.1 released.
2722 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2724 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2726 2012-06-13 Richard Henderson <rth@redhat.com>
2728 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2729 iterator instead of INT.
2731 2012-06-08 Richard Henderson <rth@redhat.com>
2734 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2735 note to a clobber insn when no other insn is available.
2737 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2740 * doc/invoke.texi (Wenum-compare): Update documentation.
2742 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2745 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2747 (altivec_stvlxl): Ditto.
2748 (altivec_stvrx): Ditto.
2749 (altivec_stvrxl): Ditto.
2751 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2754 * trans-mem.c (expand_block_edges): Do not skip the first
2755 statement when resetting the BB.
2757 2012-06-04 Richard Guenther <rguenther@suse.de>
2760 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2761 create new assembler names.
2763 2012-06-04 Richard Guenther <rguenther@suse.de>
2765 Backport from mainline
2766 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2769 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2770 larger than maxbits. Don't compute maxbits modulo align.
2771 Also check that unit bytes long store at bitpos / unit * unit
2772 doesn't affect bits beyond bitregion_end.
2773 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2774 would not fit into bitregion_start ... bitregion_end + 1 bit
2776 (store_split_bit_field): Decrease unit close to end of bitregion_end
2777 if access is restricted in order to avoid mutual recursion.
2779 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2781 Backport from 2012-06-04 mainline r188172
2784 * config/avr/avr-stdint.h: New file.
2785 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2788 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2790 PR tree-optimization/53550
2791 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2792 is POINTER_TYPE_P, use sizetype as step type instead of type.
2794 2012-06-04 Richard Guenther <rguenther@suse.de>
2795 Eric Botcazou <ebotcazou@adacore.com>
2797 Backport from mainline
2798 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2800 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2801 Change type of BITOFFSET to signed. Make sure the lower bound of
2802 the computed range is non-negative by adjusting OFFSET and BITPOS.
2803 (expand_assignment): Adjust call to get_bit_range.
2805 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2807 * expr.c (get_bit_range): Return the null range if the enclosing record
2808 is part of a larger bit field.
2810 2012-03-20 Richard Guenther <rguenther@suse.de>
2812 * stor-layout.c (finish_bitfield_representative): Fallback
2813 to conservative maximum size if the padding up to the next
2814 field cannot be computed as a constant.
2815 (finish_bitfield_layout): If we cannot compute the distance
2816 between the start of the bitfield representative and the
2817 bitfield member start a new representative.
2818 * expr.c (get_bit_range): The distance between the start of
2819 the bitfield representative and the bitfield member is zero
2820 if the field offsets are not constants.
2822 2012-03-16 Richard Guenther <rguenther@suse.de>
2824 * stor-layout.c (finish_bitfield_representative): Fall back
2825 to the conservative maximum size if we cannot compute the
2826 size of the tail padding.
2828 2012-03-14 Richard Guenther <rguenther@suse.de>
2830 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2831 * stor-layout.c (start_bitfield_representative): New function.
2832 (finish_bitfield_representative): Likewise.
2833 (finish_bitfield_layout): Likewise.
2834 (finish_record_layout): Call finish_bitfield_layout.
2835 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2836 for QUAL_UNION_TYPE fields.
2837 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2838 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2839 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2844 * expr.c (get_bit_range): Unconditionally extract bitrange
2845 from DECL_BIT_FIELD_REPRESENTATIVE.
2846 (expand_assignment): Adjust call to get_bit_range.
2848 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2851 * fold-const.c (fold_binary_loc): Refine previous change.
2853 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2855 Backport from mainline
2856 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2859 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2860 avoid going above orig insn. Update comments.
2862 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2864 Backport from mainline
2865 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2868 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2869 prologue for unwinder and profiler.
2871 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2873 Backport from mainline
2874 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2876 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2878 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2880 Backport from mainline
2881 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2883 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2884 DBX_REGISTER_NUMBER.
2886 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2888 Backport from mainline
2889 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2891 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2892 operand is CONST_INT. Take COSTS_N_INSNS into account.
2893 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2896 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2898 * config/avr/avr.opt (-msp8): Document it.
2899 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2901 2012-05-31 Richard Guenther <rguenther@suse.de>
2904 * expr.c (expand_assignment): Do not use movmisalign on
2907 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2910 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2911 (pa_section_type_flags): New.
2912 (pa_legitimate_constant_p): Revert previous change.
2914 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2916 Backport from mainline
2917 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2920 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2921 accessed indirectly.
2922 (ipa_tm_create_version): Same.
2924 2012-05-30 Jason Merrill <jason@redhat.com>
2927 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2928 about array compound literals.
2930 2012-05-30 Richard Guenther <rguenther@suse.de>
2933 * fold-const.c (fold_binary_loc): Make sure to call
2934 fold_plusminus_mult_expr with the original sign of operands.
2936 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2938 * explow.c (probe_stack_range): Restore simple control flow and stop
2939 again when the probe cannot be generated if HAVE_check_stack.
2941 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2943 PR rtl-optimization/53519
2944 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2945 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2947 2012-05-29 Richard Guenther <rguenther@suse.de>
2949 PR tree-optimization/53516
2950 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2952 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2954 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2956 Backport from mainline
2957 2012-05-28 Richard Guenther <rguenther@suse.de>
2959 PR tree-optimization/53438
2960 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2962 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2964 Backport from mainline
2965 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2967 PR rtl-optimization/52528
2968 * combine.c (can_combine_p): Add setting of subst_low_luid
2969 before call to expand_field_assignment().
2971 2012-05-26 Martin Jambor <mjambor@suse.cz>
2973 Backport from mainline
2974 2012-05-23 Martin Jambor <mjambor@suse.cz>
2976 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2978 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2981 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2982 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2984 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2987 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2988 (ix86_expand_vec_perm): Use int mode instead of float.
2990 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2993 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2994 gnu_ld variables to yes.
2995 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2996 (HAVE_GNU_AS): Likewise.
2997 * config.in: Regenerate.
2998 * configure: Likewise.
3000 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3002 Backport from mainline
3003 2012-03-12 Richard Guenther <rguenther@suse.de>
3004 * config/arm/arm.c (neon_dereference_pointer): Do not call
3005 covert during RTL expansion.
3007 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3009 Backport from mainline
3010 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3013 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3014 relied on signed overflow behavior.
3016 2012-05-24 Richard Guenther <rguenther@suse.de>
3019 * tree-profile.c (tree_profiling): Cleanup the CFG if
3020 execute_fixup_cfg requests it.
3022 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3024 PR tree-optimization/53465
3025 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3026 vr0 into *vr, then vrp_meet that.
3027 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3028 have any equivalences.
3029 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3032 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3034 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3036 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3037 (iterative_hash_gimple_type): Adjust comment.
3038 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3039 domain for an array type instead of the domain type itself.
3041 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3043 Backport from 2012-05-23 mainline r187803
3046 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3047 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3050 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3052 Backport from 2012-05-03 mainline r187075
3054 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3055 has_fma4 for AMD processors with both fma3 and fma4 support.
3057 2012-05-22 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/53408
3060 * tree-vect-loop.c (vectorizable_induction): Properly check
3061 the restriction that we cannot handle induction results from
3062 the inner loop outside of the outer loop.
3064 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3066 PR tree-optimization/53436
3067 * omp-low.c (omp_build_component_ref): New function.
3068 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3070 PR tree-optimization/53366
3071 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3072 tests if complex_numbers == 2, but there are non-complex number loads
3075 PR tree-optimization/53409
3076 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3077 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3079 PR tree-optimization/53410
3080 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3081 instead of build_int_cst (type, 0) where vector types might be
3084 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3087 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3088 from folded operands before wrapping another around the
3089 conditional expression.
3091 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3092 Patrick Marlier <patrick.marlier@gmail.com>
3094 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3097 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3099 Backport from mainline
3100 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3103 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3104 (UNSPECV_RDRAND): This.
3105 (rdrand<mode>_1): Updated.
3107 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3109 Backport from mainline
3110 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3112 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3113 RDRND, F16C and FSGSBASE.
3115 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3117 Backport from mainline
3118 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3120 * tree-ssa-pre.c (can_value_number_call): Delete.
3121 (compute_avail): Skip all statements with side effects.
3122 <GIMPLE_CALL>: Skip calls to internal functions.
3124 2012-05-18 David S. Miller <davem@davemloft.net>
3126 Backport r185385 from mainline
3127 2012-03-14 Richard Guenther <rguenther@suse.de>
3130 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3131 element type instead of mode, use build_vector_type_for_mode
3132 instead of the langhook, build a vector of proper signedness.
3133 (expand_vector_operations_1): Adjust.
3135 2012-05-18 Olivier Hainque <hainque@adacore.com>
3137 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3138 $(libsubdir) as libexecsubdir.
3140 2012-05-16 Andrew Pinski <apinski@cavium.com>
3142 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3145 2012-05-16 David S. Miller <davem@davemloft.net>
3147 * jump.c (delete_related_insns): If we remove a CALL, make sure
3148 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3150 2012-05-16 Richard Henderson <rth@redhat.com>
3153 * combine-stack-adj.c (prev_active_insn_bb): New.
3154 (next_active_insn_bb): New.
3155 (force_move_args_size_note): New.
3156 (combine_stack_adjustments_for_block): Use it.
3158 2012-05-16 Olivier Hainque <hainque@adacore.com>
3160 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3161 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3162 Add comments and improve stamp preservation across the whole sequence.
3163 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3165 2012-05-16 Richard Guenther <rguenther@suse.de>
3167 PR tree-optimization/53364
3168 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3169 detect a view-conversion of the decl.
3171 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3174 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3175 that operands[2] is either immediate, or q_regs_operand.
3177 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3179 Backport r187139 from mainline.
3180 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3182 PR rtl-optimization/52804
3183 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3184 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3185 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3186 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3187 RELOAD_FOR_OUTADDR_ADDRESS.
3189 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3192 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3193 generate target register for "load" class builtins.
3196 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3200 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3201 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3202 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3203 (<sse>_movu<ssemodesuffix>): New expander.
3204 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3205 (avx_movdqu<avxmodesuffix>): New expander.
3206 (*sse2_movdqu): Rename from sse2_movdqu.
3207 (sse2_movdqu): New expander.
3209 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3211 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3212 lineno 1 the same as lineno 0 before first start file directive.
3213 (optimize_macinfo_range): Likewise.
3215 * dwarf2out.c (have_macinfo): Define.
3216 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3217 attribute, don't force empty compilation unit and don't emit any
3218 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3220 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3222 Backport from mainline
3223 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3225 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3226 ORDERED and UNORDERED conditions.
3228 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3230 * function.c (requires_stack_frame_p): If the function can throw
3231 non-call exceptions, return true if the insn can throw internally.
3233 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3235 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3236 DECL_ORIGINAL_TYPE if it is present.
3238 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3240 Backport from 2012-05-12 mainline r187342.
3243 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3244 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3245 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3246 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3247 (expand_prologue): Move initialization of cfun->machine->is_naked,
3248 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3249 (avr_set_current_function): ...this new static function.
3250 (TARGET_SET_CURRENT_FUNCTION): New define.
3251 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3252 checking attributes of current_function_decl.
3253 (avr_regs_to_save): Ditto.
3254 (signal_function_p): Rename to avr_signal_function_p.
3255 (interrupt_function_p): Rename to avr_interrupt_function_p.
3257 * doc/extend.texi (Function Attributes): Better explanation of
3258 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3261 2012-05-09 Matthias Klose <doko@ubuntu.com>
3263 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3265 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3268 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3269 when a constant source operand matches an "I" constraint, the "no
3270 CC0 change" applies to a register-destination only, not a
3271 strict_low_part-destination.
3273 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3275 Backport from mainline:
3276 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3278 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3280 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3282 PR tree-optimization/53239
3283 * tree-vrp.c (get_value_range): Set VR of
3284 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3287 2012-05-07 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/53195
3290 * tree-inline.c (setup_one_parameter): Properly add referenced
3291 vars from the parameters new known value.
3293 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3295 Backport from mainline:
3296 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3299 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3302 2012-05-04 Ian Lance Taylor <iant@google.com>
3304 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3305 values from false to NULL.
3307 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3309 Backport from mainline
3310 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3313 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3314 (TARGET_CMOV): Rename from TARGET_CMOVE.
3315 (TARGET_CMOVE): New define.
3316 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3317 Do not set TARGET_CMOVE here.
3319 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3321 Backport from mainline:
3323 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3325 PR tree-optimization/52633
3326 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3327 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3328 (vect_recog_over_widening_pattern): Remove handling of code that was
3329 already detected as over-widening pattern. Remove special handling
3330 of "unsigned" cases. Instead, support general case of conversion
3331 of the shift result to another type.
3333 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3335 * tree-vect-patterns.c (vect_single_imm_use): New function.
3336 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3337 (vect_recog_over_widening_pattern): Likewise.
3338 (vect_recog_widen_shift_pattern): Likewise.
3340 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3342 PR tree-optimization/52870
3343 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3344 presumed pattern statement is within the same loop or basic block.
3346 2012-05-04 Richard Guenther <rguenther@suse.de>
3348 * common.opt (flto-report): Do not mark as Optimization.
3350 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3353 * recog.c (constrain_operands): If extra constraints are present, also
3354 accept pseudo-registers with equivalent memory locations during reload.
3356 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3358 Backport from the mainline
3359 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3362 * config/rs6000/rs6000.md (bswapdi splitters): If
3363 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3364 default) is used, generate an alternate sequence that does not
3365 depend on using indexed addressing.
3367 2012-05-03 David S. Miller <davem@davemloft.net>
3370 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3371 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3372 (sparc_emit_float_lib_cmp): Likewise.
3374 2012-05-04 Martin Jambor <mjambor@suse.cz>
3376 Backport from mainline
3377 2012-05-02 Martin Jambor <mjambor@suse.cz>
3380 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3381 of a variable when the contect is a function.
3383 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3386 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3387 append program name to it and pass that as first argument
3388 to make_relative_prefix. Always pass standard_libexec_prefix
3389 as last argument to make_relative_prefix. If
3390 make_relative_prefix returns NULL, fall back to
3391 standard_libexec_prefix.
3394 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3398 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3399 mode, return that mode.
3401 2012-05-03 Richard Guenther <rguenther@suse.de>
3403 PR tree-optimization/53144
3404 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3406 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3407 with SSA name values.
3408 (vn_reference_lookup_3): Adjust callers.
3410 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3412 PR tree-optimization/53163
3413 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3414 return value from compute_all_dependences.
3416 PR rtl-optimization/53160
3417 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3418 has been modified by ree pass already.
3420 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3422 Backport from mainline
3423 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3426 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3427 calls to cgraph_node_name in xstrdup.
3428 (ipa_make_edge_direct_to_target): Ditto.
3429 * tree-sra.c (convert_callers_for_node): Ditto.
3430 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3431 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3432 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3433 (cgraph_materialize_all_clones): Ditto.
3434 * ipa-inline.c (report_inline_failed_reason): Ditto.
3435 (want_early_inline_function_p): Ditto.
3436 (edge_badness): Ditto.
3437 (update_edge_key): Ditto.
3438 (flatten_function): Ditto.
3439 (ipa_inline): Ditto.
3440 (inline_always_inline_functions): Ditto.
3441 (early_inline_small_functions): Ditto.
3443 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3445 Backport from mainline
3446 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3448 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3449 Introduce emul_name to select the right linker emulation for
3450 powerpc64-*-freebsd*.
3451 * configure: Regenerate.
3452 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3453 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3454 * config/rs6000/freebsd64.h: New file.
3455 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3457 (rs6000_savres_strategy): Likewise.
3458 (rs6000_savres_routine_name): Likewise.
3459 (rs6000_elf_file_end): Likewise.
3460 * config/rs6000/t-freebsd64: New file.
3461 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3462 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3464 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3466 Backport from mainline
3467 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3470 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3472 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3474 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3475 predicate to discriminate types.
3477 2012-04-27 Richard Guenther <rguenther@suse.de>
3480 * convert.c (convert_to_integer): Avoid infinite recursion for
3481 target-defined built-in types.
3483 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3486 * config/cris/cris.md ("*andhi_lowpart_v32")
3487 ("*andqi_lowpart_v32"): Change first input-only operand from
3488 a (match_operand ...) to (match_dup 0). Drop alternatives with
3489 const_int-matching constraints for redundancy.
3490 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3491 three-operand alternative.
3493 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3495 Backport from mainline
3496 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3498 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3499 (*addsi_2_zext): Ditto.
3500 (*add<mode>_3): Ditto.
3501 (*addsi_3_zext): Ditto.
3502 (*add<mode>_5): Ditto.
3504 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3507 * c-typeck.c (set_nonincremental_init,
3508 set_nonincremental_init_from_string): Pass true instead of false
3509 as IMPLICIT to add_pending_init.
3511 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3513 Backport from 2012-04-24 mainline r186768.
3516 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3518 2012-04-24 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/53085
3521 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3524 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3527 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3529 (output_addressed_constants): Likewise.
3532 * varasm.c (get_section): Don't ICE for section conflicts with
3533 built-in section kinds.
3535 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3537 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3539 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3541 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3543 2012-04-23 Richard Guenther <rguenther@suse.de>
3546 * c-typeck.c (build_binary_op): Fix typo.
3548 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3550 PR tree-optimizations/52891
3551 * tree-vect-patterns.c (adjust_bool_pattern): Use
3552 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3553 but with non-standard precision.
3555 2012-04-22 Ian Lance Taylor <iant@google.com>
3557 * godump.c (go_output_typedef): Dump size of structs.
3559 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3561 Backport from mainline:
3563 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3564 hints for 'A' operand types.
3566 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3568 Backport from 2012-04-19 mainline r186588.
3571 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3572 the case *(X+const).
3574 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3576 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3578 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3581 * config/i386/sync.md (atomic_<code><mode>): Rename to
3582 atomic_<logic><mode>.
3584 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3586 Backport from mainline
3587 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3590 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3591 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3592 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3593 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3594 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3595 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3596 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3597 gen_avx2_permvarv8sf.
3599 2012-04-16 Martin Jambor <mjambor@suse.cz>
3601 Backported from mainline
3603 2012-04-13 Martin Jambor <mjambor@suse.cz>
3606 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3607 fold_ctor_reference returns a zero constant.
3609 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3611 Backported from mainline
3612 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3614 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3615 and __ILP32__ for x32.
3617 2012-04-13 Tom de Vries <tom@codesourcery.com>
3619 Backport from mainline r186418.
3621 2012-04-13 Tom de Vries <tom@codesourcery.com>
3623 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3624 parameters vuse and vuse_escaped.
3625 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3626 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3629 2012-04-13 Richard Guenther <rguenther@suse.de>
3631 PR tree-optimization/52969
3632 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3633 the condition for the COND_EXPR and handle predicate negation
3634 by swapping the COND_EXPR arms.
3636 2012-04-13 Richard Guenther <rguenther@suse.de>
3639 * convert.c (convert_to_pointer): Remove special-casing of
3642 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3644 Backport from mainline
3645 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3648 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3649 the list of options to enable the FCFID instruction.
3650 (TARGET_EXTRA_BUILTINS): Adjust comment.
3652 2012-04-12 Richard Guenther <rguenther@suse.de>
3654 PR tree-optimization/52943
3655 * tree-chrec.h (chrec_is_positive): Remove.
3656 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3657 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3658 Return false for a constant zero instead of negative.
3659 (analyze_siv_subscript_cst_affine): Handle zero difference
3660 in the initial condition explicitely.
3662 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3665 * varasm.c (process_pending_assemble_externals): Set
3666 pending_assemble_externals_processed true.
3667 (assemble_external): Call assemble_external_real if the pending
3668 assemble externals have been processed.
3670 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3673 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3674 the DECL generated for the special GOT helper.
3676 2012-04-06 Walter Lee <walt@tilera.com>
3678 Backport from mainline
3679 2012-03-07 Walter Lee <walt@tilera.com>
3681 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3682 REG_CFA_* notes for the stack pointer.
3683 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3684 EH_RETURN_STACKADJ_RTX.
3685 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3686 generate REG_CFA_* notes for the stack pointer.
3687 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3688 by EH_RETURN_STACKADJ_RTX.
3690 2012-04-06 Matt Turner <mattst88@gmail.com>
3692 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3694 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3696 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3697 of the destination isn't also a FP_REGS register.
3699 2012-04-03 Richard Guenther <rguenther@suse.de>
3701 Backport from mainline
3702 2012-03-02 Richard Guenther <rguenther@suse.de>
3704 PR tree-optimization/52406
3705 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3706 (struct indices): Add unconstrained_base member.
3707 (struct dr_alias): Remove unused vops member.
3708 (DR_UNCONSTRAINED_BASE): New define.
3709 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3710 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3711 be an artificial access that covers the whole indexed object,
3712 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3713 plain decl base-objects to their MEM_REF variant.
3714 (dr_may_alias_p): When the base-object of either data reference
3715 has unknown size use only points-to information.
3716 (compute_affine_dependence): Make dumps easier to read and
3718 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3719 DR_REF when looking for packed references.
3720 (vect_supportable_dr_alignment): Likewise.
3722 2012-04-03 Richard Guenther <rguenther@suse.de>
3724 Backport from mainline
3725 2012-03-15 Richard Guenther <rguenther@suse.de>
3728 * tree-data-ref.c (subscript_dependence_tester_1): Check
3729 all dimensions for non-conflicting access functions.
3731 2012-04-03 Richard Guenther <rguenther@suse.de>
3733 Backport from mainline
3734 2012-03-06 Richard Guenther <rguenther@suse.de>
3737 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3739 2012-03-23 Richard Guenther <rguenther@suse.de>
3741 PR tree-optimization/52678
3742 * tree-vectorizer.h (struct _stmt_vec_info): Add
3743 loop_phi_evolution_part member.
3744 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3745 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3746 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3747 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3748 Use the cached evolution part and the PHI nodes value from
3749 the loop preheader edge instead of re-analyzing the evolution.
3751 2012-03-26 Richard Guenther <rguenther@suse.de>
3753 PR tree-optimization/52701
3754 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3755 compute and set the evolution part of PHI nodes.
3757 2012-03-30 Richard Guenther <rguenther@suse.de>
3759 PR tree-optimization/52754
3760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3761 propagate arbitrary addresses into really plain dereferences.
3763 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3765 PR tree-optimization/52835
3766 * tree-data-ref.c (build_rdg): Return NULL if
3767 compute_data_dependences_for_loop failed.
3769 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3771 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3772 (stmt_can_make_abnormal_goto): Use it.
3773 (is_ctrl_altering_stmt): Likewise.
3775 2012-03-31 Martin Jambor <mjambor@suse.cz>
3777 Backported from mainline
3778 2012-03-30 Martin Jambor <mjambor@suse.cz>
3780 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3781 is a builtin_stack_save in a dominating BB.
3783 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3785 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3786 crossing 128bit lane boundary.
3788 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3790 Backported from mainline
3791 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3794 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3796 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3797 * config/i386/i386.c: Include reload.h.
3798 (ix86_legitimize_reload_address): New function.
3800 2012-03-28 Martin Jambor <mjambor@suse.cz>
3802 Backported from mainline
3803 2012-03-27 Martin Jambor <mjambor@suse.cz>
3806 * tree-sra.c (sra_modify_assign): Do not call
3807 load_assign_lhs_subreplacements when working with an unscalarizable
3810 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3813 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3814 __builtin_va_start to __builtin_next_arg if the latter is
3815 builtin_decl_explicit_p rather than when it is not.
3818 * tree-vect-generic.c (vector_element): Perform multiplication
3819 for pos in bitsizetype type instead of idx type.
3821 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3823 Backport from 2012-03-28 mainline r185910.
3826 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3827 (avr_builtin_decl): New static function.
3828 (struct avr_builtin_description, avr_bdesc): Move up.
3829 Add GTY marker. Add field fndecl. Remove redundant field id.
3830 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3831 (avr_expand_builtin): Code cleanup because .id is removed.
3833 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3836 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3839 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3841 Backport from 2012-03-28 mainline r185907.
3844 * config.gcc (tm_file): Remove avr/multilib.h.
3846 * doc/invoke.texi (AVR Options): Adjust
3847 documentation of -mtiny-stack.
3849 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3850 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3851 * config/avr/t-avr: Remove generation of multilib.h.
3852 * config/avr/t-multilib: Regenerate.
3853 * config/avr/multilib.h: Remove.
3854 * config/avr/avr.opt (-msp8): New option.
3855 (avr_sp8): New variable.
3856 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3857 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3858 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3859 (avr_device_to_sp8): New prototype.
3860 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3861 (DRIVER_SELF_SPECS): New define.
3862 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3863 __AVR_SP8__, __AVR_HAVE_SPH__.
3864 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3865 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3866 (avr_file_start): Ditto.
3868 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3871 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3872 instead of 8 in adjust_address.
3874 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3876 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3877 of a unit before computing the offset in units.
3879 2012-03-27 Richard Guenther <rguenther@suse.de>
3882 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3885 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3888 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3890 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3893 * varasm.c: Include pointer-set.h.
3894 (pending_assemble_externals_set): New pointer set.
3895 (process_pending_assemble_externals): Destroy the pointer set.
3896 (assemble_external): See if decl is in pending_assemble_externals_set,
3897 and add it to pending_assemble_externals if necessary.
3898 (init_varasm_once): Allocate pending_assemble_externals_set.
3900 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3902 Backported from mainline
3903 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3906 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3907 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3908 (vector_ltgt<mode>): Likewise.
3909 (vector_ordered<mode>): Likewise.
3910 (vector_unordered<mode>): Likewise.
3911 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3913 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3915 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3918 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3920 Backported from mainline
3921 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3925 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3926 GENERAL_REGS and FP_REGS for SImode.
3928 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3931 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3932 on any new_local_var_chain vars declared during recursing on
3933 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3935 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3937 Backport from 2012-03-22 mainline r185692.
3940 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3941 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3942 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3943 (delay_cycles_1, delay_cycles_2): Ditto.
3944 (delay_cycles_3, delay_cycles_4): Ditto.
3945 (nopv, *nopv): Ditto.
3946 (sleep, *sleep): Ditto.
3949 Backport from 2012-03-21 mainline r185605.
3951 PR rtl-optimization/52543
3953 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3954 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3955 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3956 (avr_load_libgcc_p): Restrict to __flash loads.
3957 (avr_out_lpm): Only handle 1-byte loads from __flash.
3958 (avr_load_lpm): New function.
3959 (avr_find_unused_d_reg): Remove.
3960 (avr_out_lpm_no_lpmx): Remove.
3961 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3962 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3963 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3964 (load_<mode>, load_<mode>_clobber): New insns.
3965 (mov<mode>): For multi-byte move from non-generic
3966 16-bit address spaces: Expand to load_<mode> resp.
3967 load_<mode>_clobber.
3968 (load<mode>_libgcc): Remove expander.
3969 (split-lpmx): Remove split.
3971 Backport from 2012-03-13 mainline r185329.
3974 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3975 offset (size) to a value the insns can deal with.
3976 (expand_epilogue): Ditto.
3978 Backport from 2012-03-12 mainline r185256.
3981 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3982 type from reg_class_t to enum reg_class.
3983 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3985 Backport from 2012-03-12 mainline r185253.
3988 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3989 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3990 r184615 from 2012-02-28.
3992 Backport from 2012-03-08 mainline r185105.
3994 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3995 for constants in [-63,63].
3997 Backport from 2012-03-08 mainline r185100.
4000 * config/avr/avr.c (avr_mem_clobber): New static function.
4001 (avr_expand_delay_cycles): Add memory clobber operand to
4002 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4003 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4004 (enable_interrupt, disable_interrupt): New expander.
4005 (nopv, sleep, wdr): New expanders.
4006 (delay_cycles_1): Add memory clobber.
4007 (delay_cycles_2): Add memory clobber.
4008 (delay_cycles_3): Add memory clobber.
4009 (delay_cycles_4): Add memory clobber.
4010 (cli_sei): New insn from former "enable_interrupt",
4011 "disable_interrupt" with memory clobber.
4012 (*wdt): New insn from former "wdt" with memory clobber.
4013 (*nopv): Similar, but for "nopv".
4014 (*sleep): Similar, but for "sleep".
4016 Backport from 2012-03-07 mainline r185043.
4019 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4021 Backport from 2012-03-07 mainline r185032.
4024 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4025 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4026 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4028 Backport from 2012-03-07 mainline r185031.
4031 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4033 * config/avr/avr.md (xload_8): Adjust insn length.
4035 Backport from 2012-03-07 mainline r185030.
4038 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4039 if RAMPZ affects reading from RAM.
4041 Backport from 2012-03-05 mainline r184919.
4043 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4045 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4047 Backport from mainline r185259.
4050 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4051 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4053 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4055 Backported from mainline
4056 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4059 * c-parser.c (c_parser_postfix_expression)
4060 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4062 * config/i386/smmintrin.h: Avoid /* within a comment.
4063 * config/i386/nmmintrin.h: Likewise.
4065 2012-03-22 Richard Guenther <rguenther@suse.de>
4067 * BASE-VER: Set to 4.7.1.
4068 * DEV-PHASE: Set to prerelease.
4070 2012-03-22 Release Manager
4072 * GCC 4.7.0 released.
4074 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4076 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4078 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4079 Andrew Pinski <apinski@cavium.com>
4082 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4083 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4084 calls instead of __builtin_ir{int,ound}*.
4086 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4089 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4092 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4094 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4095 Refer to GCC 4.7 version of c99status.html.
4097 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4099 Backport from mainline
4100 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4102 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4103 redefine to be NULL if the current bit-size is different from the
4104 configured bit-size.
4106 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4107 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4108 set the default tuning. Add asserts to make sure the cpu and tune
4109 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4110 test whether the index is set, instead of > 0.
4111 (rs6000_file_start): Do not reset the default cpu if the current
4112 bit-size is different from the configured bit-size.
4114 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4116 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4118 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4119 Update binutils references.
4120 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4121 Update binutils reference.
4122 Update Sun as/GNU ld caveat.
4123 Document binutils largefile requirement for LTO plugin.
4124 Remove reference to alternate libpthread.
4126 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4128 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4130 (Specific, mips-sgi-irix6): Likewise.
4132 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4134 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4135 * configure: Regenerate.
4137 2012-03-07 Richard Henderson <rth@redhat.com>
4139 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4140 * config/m68k/sync.md (atomic_test_and_set): Use it.
4141 (atomic_test_and_set_1): Likewise.
4143 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4146 * Makefile.in: Let install-gcc-ar depend on installdirs,
4147 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4148 Don't double canonicalize if cross-compiling.
4150 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4152 * trans-mem.c: New typedef for tm_region_p.
4153 Define vector types for tm_region_p.
4154 (tm_region_init): Replace region_worklist to a vector called
4157 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4160 * trans-mem.c (tm_region_init): Use last_basic_block.
4162 2012-03-05 Richard Henderson <rth@redhat.com>
4165 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4166 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4167 BIGGEST_ALIGNMENT is aligned.
4169 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4171 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4173 2012-03-05 Richard Henderson <rth@redhat.com>
4176 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4177 instead of calling negqi2 directly.
4179 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4181 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4182 (INTMAX_TYPE): Use it.
4183 (UINTMAX_TYPE): Likewise.
4184 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4185 (irix6_c_common_override_options): Declare.
4186 (C_COMMON_OVERRIDE_OPTIONS): Define.
4187 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4188 * config/mips/irix6-c.c: New file.
4189 * config/mips/t-irix6 (irix6-c.o): New target.
4190 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4193 2012-03-02 Richard Henderson <rth@redhat.com>
4195 * optabs.c (expand_atomic_test_and_set): Honor
4196 atomic_test_and_set_trueval even when atomic_test_and_set
4197 optab is not in use.
4199 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4201 Backport from mainline
4202 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4204 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4206 2012-03-02 Richard Guenther <rguenther@suse.de>
4208 * DEV-PHASE: Set to prerelease.
4210 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4212 * config.gcc (obsolete): Add all ARM targets using the FPA.
4213 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4214 * doc/install.texi: Avoid references to obsolete ARM ports.
4216 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4218 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4220 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4221 Joern Rennecke <joern.rennecke@embecosm.com>
4223 * doc/extend.texi: Expand and update information on interrupt
4224 attribute for Epiphany.
4226 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4228 * config/sh/sh-protos.h: Update copyright notice dates.
4229 * config/sh/sh.h: Likewise.
4230 * config/sh/sh.md: Likewise.
4231 * config/sh/constraints.md: Likewise.
4232 * config/sh/predicates.md: Likewise.
4234 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4236 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4237 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4239 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4241 * config/sh/constraints.md: Fix comment typo.
4243 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4246 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4247 unsigned HOST_WIDE_INT.
4248 (zvdep_imm64): Likewise.
4249 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4250 (vdepi_and): Likewise.
4251 Likewise for unamed 64-bit patterns.
4252 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4254 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4257 PR rtl-optimization/52417
4258 * cselib.c (cselib_any_perm_equivs): New variable.
4259 (cselib_reset_table): Check that it's not set when not
4260 preserving constants.
4261 (cselib_add_permanent_equiv): Set it.
4262 (cselib_have_permanent_equivalences): New.
4263 (cselib_init, cselib_finish): Reset it.
4264 * cselib.h (cselib_have_permanent_equivalences): Declare.
4265 * alias.c (get_addr): Restore earlier behavior when there
4266 aren't permanent equivalences.
4268 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4270 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4271 * config/v850/v850-modes.def: Fix copyright notice.
4273 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4275 * doc/extend.texi (AVR Built-in Functions): Document
4276 __builtin_avr_flash_segment.
4278 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4279 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4280 (*split.flash_segment): New insn-and-split.
4281 * config/avr/avr.c (avr_init_builtins): Add local variables:
4282 const_memx_void_node, const_memx_ptr_type_node,
4283 char_ftype_const_memx_ptr.
4285 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4287 PR tree-optimization/52445
4288 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4289 add ssa_name_ver, offset and size fields and change store field
4291 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4292 (add_or_mark_expr): Likewise. Only consider previous stores
4293 with the same size and offset.
4294 (nt_init_block): Only look at gimple_assign_single_p stmts,
4295 doesn't look at rhs2.
4297 2012-03-01 Richard Guenther <rguenther@suse.de>
4300 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4301 conversions from integral types to pointer types.
4303 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4305 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4306 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4307 unintentionally removed in r184616.
4309 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4311 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4314 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4315 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4319 alternatives, add "e" constraint to the new last alternative
4320 and ! to last 3 alternatives.
4322 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4324 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4325 DW_AT_artificial attributes at the end of the processing.
4326 (gen_array_type_die): Likewise.
4327 (gen_enumeration_type_die): Likewise.
4328 (gen_struct_or_union_type_die): Likewise.
4329 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4332 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4335 * expr.c (expand_assignment): If doing misaligned store that doesn't
4336 cover all mode bits, perform a RMW cycle.
4338 PR tree-optimization/52429
4339 * tree-parloops.c (separate_decls_in_region_debug): Return early
4340 if var is LABEL_DECL.
4342 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4344 PR tree-optimization/52424
4345 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4346 calling dom_thread_across_edge.
4348 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4350 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4352 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4354 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4355 * config/avr/avr.c (avr_output_bld): Remove unused function.
4356 (avr_out_sbxx_branch): Use "%T" to print bit position.
4358 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4360 * config/avr/avr.md: Untabify.
4362 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4364 * config/avr/avr.md (eqne): New code iterator.
4365 (*dec-and-branchsi): Use it in text peephole's condition.
4366 (*dec-and-branchhi): Ditto.
4367 (*dec-and-branchqi): Ditto.
4369 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4372 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4373 the device does not have the skip-bug.
4375 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4377 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4378 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4379 -mpretend-cmove): New.
4381 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4384 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4385 doesn't count DEBUG_INSN refs.
4386 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4387 for DEBUG_INSN refs.
4389 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4393 2012-02-20 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/52298
4395 * tree-vect-stmts.c (vectorizable_load): Properly use
4396 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4399 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4402 * gimple.h (gimple_in_transaction): New.
4403 (gimple_set_in_transaction): New.
4404 (struct gimple_statement_base): Add in_transaction field.
4405 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4407 (tree_ssa_lim_initialize): Compute transaction bits.
4408 * tree.h (compute_transaction_bits): Protoize.
4409 * trans-mem.c (tm_region_init): Use the heap to store BB
4411 (compute_transaction_bits): New.
4413 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4415 * gcc.c (display_help): Document --help=common and sort entries
4418 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4420 * doc/install.texi: Document check-$LANG specific shortcuts
4422 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4425 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4427 * config/arm/arm_neon.h: Regenerate.
4428 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4429 (neon_vcgeu): New insn.
4430 (neon_vcgtu): Likewise.
4431 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4432 (ops): Unsigned comparison intrinsics call a different
4435 2012-02-28 Richard Guenther <rguenther@suse.de>
4438 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4439 ordering for the VEC_CONCAT for two element vectors for
4440 V2SFmode, V2SImode and V2DImode.
4442 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4445 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4446 detecting big-endian triplets.
4448 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4450 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4451 mode if there is no type information available.
4453 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4455 PR tree-optimization/53207
4456 * doc/invoke.texi: Document as experimental and relying on graphite.
4458 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4460 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4461 of initializer to changes from r184614.
4463 2012-02-28 Richard Guenther <rguenther@suse.de>
4465 PR tree-optimization/52395
4466 * tree-sra.c (build_ref_for_offset): Also look at the base
4467 TYPE_ALIGN when figuring out the alignment of the replacement.
4469 2012-02-28 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/52402
4472 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4473 mis-aligned types when creating the accesses at the call site.
4475 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4477 * config/avr/builtins.def: New file.
4478 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4479 * config/avr/avr.c (enum avr_builtin_id): Use it.
4480 (avr_init_builtins): Use it. And use avr_bdesc.
4481 (bdesc_1arg): Remove.
4482 (bdesc_2arg): Remove.
4483 (bdesc_3arg): Remove.
4484 (struct avr_builtin_description): Add field n_args.
4485 (avr_bdesc): New static variable using builtins.def.
4486 (avr_expand_builtin): Use it.
4487 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4488 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4489 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4491 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4494 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4495 match only one single hard register with respective hard reg rtx.
4496 (movmemx_<mode>): Ditto.
4497 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4498 insn anatomy of movmem[x]_<mode>.
4499 (avr_out_movmem): Same for printing assembler and operand usage.
4501 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4505 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4506 address spaces located outside of device flash.
4508 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4509 (mcu_type_s): Add field n_flash.
4510 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4511 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4512 (AVR_MCU): Add N_FLASH argument.
4513 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4514 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4515 macro __FLASH<n> if that address space makes sense for the device.
4516 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4517 outside of target flash.
4518 (avr_asm_named_section): Ditto.
4519 (avr_asm_select_section): Ditto.
4520 (avr_addr_space_convert): Ditto.
4521 (avr_emit_movmemhi): Ditto.
4522 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4523 address space is outside of device flash.
4524 (avr_insert_attributes): Ditto.
4525 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4526 avr_current_arch->n_segments.
4528 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4531 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4533 (*movabs<mode>_2): Likewise.
4535 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4538 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4539 s_register_operand in the test instead of REG_P. Don't call
4540 gen_reg_rtx if it won't be used.
4542 PR tree-optimization/52376
4543 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4545 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4547 * ifcvt.c (noce_get_condition): Check condition variable is not
4548 small_register_classes_for_mode_p before accepting.
4550 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4552 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4554 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4557 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4558 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4560 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4562 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4564 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4566 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4568 * config/sh/predicates.md: Remove blank lines.
4569 * config/sh/sh.c: Fix typos in comments.
4570 * config/sh/constraints.md: Likewise.
4571 * config/sh/sh.md: Remove blank lines.
4572 Fix typos in comments. Use ;; as comment characters.
4574 2012-02-26 Walter Lee <walt@tilera.com>
4576 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4577 (replace_mov_pcrel_step2): Ditto.
4579 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4582 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4583 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4584 and locs that reference values newer than the non-canonical value
4585 at hand. Return the canonical value as a worst case.
4586 (memrefs_conflict_p): Walk canonical value's locs.
4589 * cselib.c (preserve_only_constants): Rename to...
4590 (preserve_constants_and_equivs): ... this. Split out...
4591 (invariant_or_equiv_p): ... this. Preserve plus expressions
4592 of other preserved expressions too.
4593 (cselib_reset_table): Adjust.
4594 * var-tracking.c (reverse_op): Use canonical value to build
4597 2012-02-23 Kai Tietz <ktietz@redhat.com>
4599 * config/i386/i386.c (ix86_delegitimize_address): Handle
4600 UNSPEC_PCREL plus displacement.
4602 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4605 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4606 to test for unusedness in st X addressing.
4608 2012-02-24 Richard Guenther <rguenther@suse.de>
4611 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4612 (is_gimple_reg_type): Move inline ...
4613 * gimple.h (is_gimple_reg_type): ... here.
4615 2012-02-24 Richard Guenther <rguenther@suse.de>
4618 * passes.c (execute_function_todo): When verifying SSA form
4619 verify gimple form first.
4620 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4622 2012-02-24 Richard Guenther <rguenther@suse.de>
4625 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4626 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4628 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4630 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4632 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4634 * tree-phinodes.c (make_phi_node): Mark static.
4635 * tree-flow.h (make_phi_node): Remove extern decl.
4636 * doc/gimple.texi (make_phi_node): Remove documentation.
4638 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4640 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4641 * tree-ssa-sccvn.c (print_scc): Ditto.
4643 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4645 * doc/passes.texi (Full redundancy elimination): Fix typo.
4647 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4649 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4651 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4654 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4656 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4659 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4661 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4663 * config/avr/avr.md (code_stdname): Add ior, xor.
4664 (xior): New code iterator.
4665 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4666 (*<code_stdname><mode>qi.byte1-3): Ditto.
4668 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4670 PR tree-optimization/52019
4671 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4674 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4676 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4677 HAVE_INITFINI_ARRAY to work around namespace pollution in
4678 certain versions of newlib system headers.
4679 * config.in: Regenerate.
4680 * configure: Regenerate.
4681 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4682 instead of HAVE_INITFINI_ARRAY.
4684 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4687 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4688 is not offsettable memory reference.
4690 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4693 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4694 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4696 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4698 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4699 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4701 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4703 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4704 library on Solaris 8 even without TLS support.
4705 * configure: Regenerate.
4707 2012-02-22 Richard Guenther <rguenther@suse.de>
4710 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4711 for GIMPLE_DEBUG stmts.
4713 2012-02-22 Martin Jambor <mjambor@suse.cz>
4716 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4717 according to the base object.
4719 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4721 PR rtl-optimization/50063
4722 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4723 and 2 (8-bit SP) in operand 2.
4724 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4725 setup to use movhi_sp_r instead of vanilla move to write SP.
4726 Adjust REG_CFA notes to superseed unspec.
4727 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4729 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4730 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4731 irq_state 1 (IRQ known to be on) here.
4733 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4735 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4737 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4738 assign_hard_reg): Likewise.
4740 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4742 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4744 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4747 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4748 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4750 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4752 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4753 prototype from here to...
4754 * config/avr/avr.h: ...here.
4756 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4759 * thumb2.md (thumb2_shiftsi3_short): Split register and
4760 immediate shifts. For register shifts tie operands 0 and 1.
4761 (peephole2 for above): Check that register-controlled shifts
4762 have suitably tied operands.
4764 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4767 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4768 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4769 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4770 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4771 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4772 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4773 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4774 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4775 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4776 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4777 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4778 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4779 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4780 bdver1_ssevector_avx256_unaligned_load,
4781 bdver1_ssevector_sse128_unaligned_load,
4782 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4783 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4784 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4785 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4786 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4787 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4788 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4789 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4790 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4791 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4792 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4793 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4794 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4795 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4796 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4797 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4798 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4799 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4800 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4801 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4802 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4803 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4804 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4805 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4806 bdver1_ssediv_double_load, bdver1_ssediv_double,
4807 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4808 Add "bdver2" attribute.
4810 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4812 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4813 default if possible and not specified otherwise.
4815 2012-02-21 Richard Guenther <rguenther@suse.de>
4818 * gimplify.c (create_tmp_from_val): Use the main variant type
4819 for the type of the temporary we create.
4821 2012-02-21 Richard Guenther <rguenther@suse.de>
4823 PR tree-optimization/52324
4824 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4825 do not gimplify a MEM_REF address operand if it is already
4828 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4830 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4831 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4833 2012-02-21 Richard Guenther <rguenther@suse.de>
4835 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4836 nested_in_vect_loop.
4838 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4840 PR tree-optimization/52318
4841 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4842 vdef also to non-pure/const call stmts in the sequence.
4844 2012-02-20 David S. Miller <davem@davemloft.net>
4846 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4847 don't use the "rd %pc" instruction on v9 for PIC register loads.
4849 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4852 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4853 in a transaction safe function.
4855 2012-02-20 Kai Tietz <ktietz@redhat.com>
4858 * stor-layout.c (place_field): Handle desired_align for
4861 2012-02-20 Richard Guenther <rguenther@suse.de>
4863 PR tree-optimization/52298
4864 * tree-vect-stmts.c (vectorizable_store): Properly use
4865 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4867 (vectorizable_load): Likewise.
4868 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4869 Access DR_STEP after ensuring it is not NULL.
4871 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4873 PR tree-optimization/52286
4874 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4875 optimization use double_int_to_tree instead of build_int_cst_wide,
4876 rewrite to use double_int vars.
4878 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4881 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4883 Remove -e 0 from $gcc_cv_ld invocation.
4884 Only use __GLIBC_PREREQ if defined.
4885 Enable on Solaris since Solaris 8 patch.
4886 (gcc_SUN_LD_VERSION): New macro.
4887 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4888 gcc_SUN_LD_VERSION for version number format.
4889 * configure: Regenerate.
4890 * varasm.c (get_elf_initfini_array_priority_section): Set
4891 SECTION_NOTYPE for non-default priority.
4892 Use get_section instead of get_unnamed_section to emit
4893 .init_array/.fini_array with default priority.
4895 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4897 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4898 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4899 (mips_start_unique_function, mips_output_mips16_rdhwr)
4900 (mips_code_end): New functions.
4901 (TARGET_ASM_CODE_END): Define.
4903 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4905 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4906 to stubs with non-sibling calls.
4908 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4910 * doc/invoke.texi (-fira-* options): Copy-edit.
4911 (ira-* parameters): Copy-edit.
4913 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4915 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4916 GCC coding conventions.
4918 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4920 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4921 when used as adjectives.
4923 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4925 * doc/invoke.texi: Clean up "that"/"which" confusion.
4927 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4929 * system.h: Poison SMALL_REGISTER_CLASSES
4930 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4931 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4933 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4935 PR tree-optimization/52285
4936 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4937 when deciding if a call is a tail call or tail recursion.
4939 2012-02-16 Kai Tietz <ktietz@redhat.com>
4941 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4942 interger-constant displacement for UNSPEC_PCREL.
4944 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4946 PR rtl-optimization/52208
4947 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4948 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4950 PR tree-optimization/52255
4951 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4952 loop->header has virtual PHI, but exit_e->dest doesn't, add
4953 virtual PHI to exit_e->dest and adjust all uses after the loop.
4956 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4957 children with clone_tree_hash, not after it.
4959 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4961 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4962 extended identifiers.
4964 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4967 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4968 a same_body_alias, also test whether e->callee isn't a former
4969 or current clone of the decl this is a same body alias of.
4971 PR translation/52264
4972 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4974 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4976 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4978 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4981 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4982 force_reg instead of copy_to_reg for better optimization. Force
4983 non-register or memory operands into a register.
4985 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4987 * extend.texi: Reserve upper bits of memory model for future use.
4989 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4990 Anatoly Sokolov <aesok@post.ru>
4991 Eric Weddington <eric.weddington@atmel.com>
4994 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4995 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4996 Rewrite initializers for .macro.
4997 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4998 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4999 atxmega32d4, atxmega32x1.
5000 avrxmega4: atxmega64a3, atxmega64d3.
5001 avrxmega5: atxmega64a1, atxmega64a1u.
5002 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5003 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5004 avrxmega7: atxmega128a1, atxmega128a1u.
5005 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5006 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5007 (struct base_arch_s): Rename reserved to xmega_p.
5008 Rename reserved2 to have_rampd.
5009 (AVR_XMEGA): New define.
5010 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5011 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5012 * config/avr/predicates.md (io_address_operand): Take into
5014 (low_io_address_operand): Ditto.
5015 (high_io_address_operand): Ditto.
5016 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5017 (enabled, movhi_sp_r): Use them.
5018 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5019 cpp_define_formatted to built-in define __AVR_ARCH__.
5020 (__AVR_XMEGA__): New built-in define.
5021 (__AVR_HAVE_RAMPD__): New built-in define.
5022 (__AVR_HAVE_RAMPX__): New built-in define.
5023 (__AVR_HAVE_RAMPY__): New built-in define.
5024 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5026 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5027 (avr_option_override): Initialize them.
5028 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5029 (avr_init_expanders): Initialize them. No more block several calls.
5030 (emit_push_sfr): New static function.
5031 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5033 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5034 (avr_print_operand): Print addreeses as symbols for
5035 RAMPX, RAMPY, RAMPD, CCP.
5036 (output_movhi): Handle AVR_XMEGA when writing to SP.
5037 (avr_out_movhi_mr_r_xmega): New static function.
5038 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5039 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5040 __RAMPD__, __CCP__ as needed.
5042 * config/avr/multilib.h: Regenerate.
5043 * config/avr/t-multilib: Regenerate.
5044 * config/avr/avr-tables.opt: Regenerate.
5046 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5048 PR tree-optimization/50561
5049 * graphite-flattening.c (lst_project_loop): Do not
5050 remove old scattering dimensions after flattening.
5051 (lst_do_flatten): Likewise.
5053 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5055 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5056 __builtin_avr_map8, __builtin_avr_map16.
5057 Document __builtin_avr_insert_bits.
5059 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5060 (insert_bits): New insn.
5061 (adjust_len.map_bits): Rename to insert_bits.
5062 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5063 * avr-protos.h (avr_out_map_bits): Remove.
5064 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5065 * config/avr/constraints.md (Cxf,C0f): New.
5066 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5067 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5068 New built-in define __BUILTIN_AVR_INSERT_BITS.
5069 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5070 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5071 (avr_move_bits): Rewrite.
5072 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5074 (avr_map_op_t): New typedef.
5075 (avr_map_op): New static variable.
5076 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5077 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5078 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5079 (bdesc_3arg, avr_expand_triop_builtin): New.
5080 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5081 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5082 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5083 (avr_map_equal_p, avr_map_sig_p): Remove.
5084 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5085 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5086 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5087 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5088 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5089 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5091 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5093 * config/c6x/c6x.md (reserve_cycles): New attribute.
5094 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5095 don't reserve functional units after the branch occurs.
5097 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5100 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5101 functions into non-tm_pure functions.
5103 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5106 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5107 (iterative_hash_canonical_type): Likewise.
5108 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5111 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5113 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5114 sched-group insn, it either remains alone or the entire list is pruned.
5116 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5118 * doc/install.texi (Prerequisites): Fix grammar.
5119 (Configuration): Likewise.
5121 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5123 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5124 MPC as part of GCC before describing configuring with --with-gmp etc.
5125 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5126 sources are present.
5128 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5131 * dwarf2out.c (clone_tree_hash): New function.
5132 (copy_decls_walk): Use it instead of clone_tree.
5134 2012-02-14 Richard Guenther <rguenther@suse.de>
5136 PR tree-optimization/52244
5137 PR tree-optimization/51528
5138 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5139 replacements for integral types.
5141 2012-02-14 Walter Lee <walt@tilera.com>
5143 * config.gcc: Handle tilegx and tilepro.
5144 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5146 Add HAVE_AS_TLS check for tilegx and tilepro.
5147 * configure: Regenerate.
5148 * doc/contrib.texi: Add Mat Hostetter and self.
5149 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5150 Document instruction intrinsics and network accessing intrinsics.
5151 (TILEPro Built-in Functions): New node. Document instruction
5152 intrinsics and network accessing intrinsics.
5153 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5154 (Specific, tilepro-*-linux*): Likewise.
5155 * doc/invoke.texi (TILE-Gx Options): New section.
5156 (TILEPro Options): New section.
5157 * doc/md.texi (TILE-Gx): New section.
5158 (TILEPro): New section.
5159 * common/config/tilegx/tilegx-common.c: New file.
5160 * common/config/tilepro/tilepro-common.c: New file.
5161 * config/tilegx/constraints.md: New file.
5162 * config/tilegx/linux.h: New file.
5163 * config/tilegx/mul-tables.c: New file.
5164 * config/tilegx/predicates.md: New file.
5165 * config/tilegx/sync.md: New file.
5166 * config/tilegx/t-tilegx: New file.
5167 * config/tilegx/tilegx-builtins.h: New file.
5168 * config/tilegx/tilegx-c.c: New file.
5169 * config/tilegx/tilegx-generic.md: New file.
5170 * config/tilegx/tilegx-modes.def: New file.
5171 * config/tilegx/tilegx-multiply.h: New file.
5172 * config/tilegx/tilegx-protos.h: New file.
5173 * config/tilegx/tilegx.c: New file.
5174 * config/tilegx/tilegx.h: New file.
5175 * config/tilegx/tilegx.md: New file.
5176 * config/tilegx/tilegx.opt: New file.
5177 * config/tilepro/constraints.md: New file.
5178 * config/tilepro/gen-mul-tables.cc: New file.
5179 * config/tilepro/linux.h: New file.
5180 * config/tilepro/mul-tables.c: New file.
5181 * config/tilepro/predicates.md: New file.
5182 * config/tilepro/t-tilepro: New file.
5183 * config/tilepro/tilepro-builtins.h: New file.
5184 * config/tilepro/tilepro-c.c: New file.
5185 * config/tilepro/tilepro-generic.md: New file.
5186 * config/tilepro/tilepro-modes.def: New file.
5187 * config/tilepro/tilepro-multiply.h: New file.
5188 * config/tilepro/tilepro-protos.h: New file.
5189 * config/tilepro/tilepro.c: New file.
5190 * config/tilepro/tilepro.h: New file.
5191 * config/tilepro/tilepro.md: New file.
5192 * config/tilepro/tilepro.opt: New file.
5194 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5196 PR tree-optimization/52210
5197 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5198 vect_model_simple_cost with two entry vect_def_type array instead
5199 of an address of dt.
5201 2012-02-14 Richard Guenther <rguenther@suse.de>
5204 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5205 Do not stream DECL_QUALIFIER.
5206 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5207 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5208 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5210 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5213 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5216 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5219 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5220 * cselib.c (cselib_subst_to_values_from_insn): New function.
5221 * sched-deps.c (add_insn_mem_dependence,
5222 sched_analyze_1, sched_analyze_2): Use it.
5224 2012-02-13 Jan Hubicka <jh@suse.cz>
5227 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5229 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5231 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5232 (GTM_SELF_SPECS): Define if not already defined.
5233 (driver_self_specs): Add GTM_SELF_SPECS.
5234 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5235 (GTM_SELF_SPECS): Define.
5236 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5237 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5239 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5241 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5244 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5247 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5248 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5250 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5253 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5255 2012-02-13 Richard Guenther <rguenther@suse.de>
5257 PR translation/52211
5258 * passes.c (enable_disable_pass): Fix typo.
5260 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5263 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5264 XOR for reduce_bit_field if type is unsigned.
5266 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5268 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5269 disallow changes from SFmode to mode with different size in FP regs.
5271 2012-02-12 Robert Millan <rmh@gnu.org>
5272 Gerald Pfeifer <gerald@pfeifer.com>
5274 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5277 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5279 PR rtl-optimization/52175
5280 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5281 to frame-related instructions.
5283 2012-02-10 Jason Merrill <jason@redhat.com>
5286 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5287 (demangle_new_symbols): Fill it.
5288 (scan_linker_output): Walk it.
5289 (start_tweaking): Split out from scan_linker_output.
5290 (maybe_tweak): Update sym->chosen.
5291 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5293 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5296 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5298 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5300 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5301 having the same mode as previous compare.
5303 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5305 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5306 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5307 (nonlocal_goto_internal): Likewise.
5308 (nonlocal_goto): Emit a use and an indirect jump directly.
5310 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5313 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5314 __atomic_{is,always}_lock_free.
5316 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5319 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5320 negative constant address for x32.
5322 2012-02-10 Richard Henderson <rth@redhat.com>
5324 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5325 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5326 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5328 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5329 Ira Rosen <irar@il.ibm.com>
5331 PR tree-optimization/50031
5332 * targhooks.c (default_builtin_vectorization_cost): Handle
5334 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5335 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5336 all types of reduction and pattern statements.
5337 (vect_estimate_min_profitable_iters): Likewise.
5338 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5339 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5340 for explicit realigns.
5341 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5342 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5344 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5345 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5346 vec_perm for VSX and handle vec_promote_demote.
5348 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5351 * builtins.c (fold_builtin_atomic_always_lock_free,
5352 expand_builtin_atomic_always_lock_free,
5353 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5354 Return and/or test boolean_true_node/boolean_false_node instead of
5355 integer_one_node/integer_zero_node.
5357 2012-02-10 Jan Hubicka <jh@suse.cz>
5360 * predict.c (predict_paths_for_bb): Prevent looping.
5361 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5363 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5365 * config/arm/arm.c (output_move_double): In one case properly
5366 count number of instructions that will be emitted.
5368 2012-02-10 Richard Guenther <rguenther@suse.de>
5370 PR translation/52193
5371 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5373 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5376 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5378 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5381 * var-tracking.c (emit_note_insn_var_location): If
5382 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5383 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5384 non-NOTE_DURING_CALL_P insn.
5386 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5389 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5391 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5394 * gcc.c (switch_matches) Support switches with separated form,
5397 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5399 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5401 (RAMPZ_ADDR): Ditto.
5402 * config/avr/avr.c (avr_addr_t): New typedef.
5403 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5404 (avr_init_expanders): Initialize it.
5405 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5407 (expand_epilogue): Ditto.
5408 (avr_print_operand): Ditto.
5409 (avr_file_start): Ditto.
5410 (avr_emit_movmemhi): Ditto.
5412 2012-02-08 Richard Guenther <rguenther@suse.de>
5414 PR tree-optimization/46886
5415 * tree-flow.h (do_while_loop_p): Declare.
5416 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5417 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5419 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5421 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5422 always succeed for integers larger than a native word.
5424 2012-02-08 Richard Guenther <rguenther@suse.de>
5426 PR rtl-optimization/52170
5427 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5428 properly handle integer vector modes.
5430 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5432 PR gcov-profile/52150
5433 * coverage.c: Include target.h.
5434 (build_var): Call targetm.strip_name_encoding on the assembler name.
5435 Change one _ into . or $ if the target allows it.
5436 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5438 PR rtl-optimization/52139
5439 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5440 is a BARRIER after emit_insn_after_noloc, move BB_END
5441 to the last non-BARRIER insn before it.
5443 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5446 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5447 (mips_gimplify_va_arg_expr): Call it instead of
5448 std_gimplify_va_arg_expr.
5450 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5452 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5453 message for -mno-pointers-to-nested-function.
5455 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5458 * expr.c (get_inner_reference): If there is an offset, add a negative
5459 bit position to it (if any).
5461 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5463 PR rtl-optimization/52060
5464 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5465 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5466 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5467 and/or i0src_copy2 when needed.
5469 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5471 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5472 or LTOPLUGINSONAME if have_c.
5474 * config/freebsd-spec.h: Add comment about what macros can be defined
5476 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5477 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5480 2012-02-07 Richard Guenther <rguenther@suse.de>
5482 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5483 newline in -alias dumps.
5485 2012-02-07 Kai Tietz <ktietz@redhat.com>
5486 Dave Korn <dave.korn.cygwin@gmail.com>
5489 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5490 Take care that typinfo gets dllexport-attribute.
5492 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5495 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5496 if modifier < EXPAND_SUM call force_operand on the result.
5498 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5500 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5501 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5503 (epiphany_function_type): Replace types for specific interrupts with
5504 EPIPHANY_FUNCTION_INTERRUPT.
5505 (EPIPHANY_INTERRUPT_P): Update.
5506 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5507 New static function.
5508 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5509 <disinterrupt>: Affects type identity.
5510 (epiphany_handle_interrupt_attribute): Handle variable number of
5512 (epiphany_compute_function_type): Update for new
5513 epiphany_function_type definition.
5514 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5515 handlers with a longcall forwarder.
5516 (epiphany_start_function): Handle multiple interrupt arguments and/or
5517 forwarder_section attribute.
5519 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5522 2012-02-07 Alan Modra <amodra@gmail.com>
5525 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5528 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5530 PR tree-optimization/50969
5531 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5532 use vec_perm rather than vector_stmt.
5533 (vect_model_load_cost): Likewise.
5534 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5535 vec_perm to be the same as other vector statements.
5536 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5537 cost of vec_perm for TARGET_VSX.
5539 2012-02-06 Richard Guenther <rguenther@suse.de>
5541 PR tree-optimization/52115
5542 * tree-sra.c (access_has_replacements_p): New function.
5543 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5545 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5548 * trans-mem.c (expand_call_tm): Add an assertion.
5549 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5552 2012-02-06 Richard Guenther <rguenther@suse.de>
5554 PR tree-optimization/50955
5555 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5556 raise cost of expressions that replace an address with an
5557 expression based on a different pointer.
5559 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5562 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5563 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5565 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5568 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5569 -Weffc++ and specify guidelines come from second edition.
5571 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5573 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5574 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5575 (call_direct_split, call_value_split, call_value_internal_direct)
5576 (call_value_direct_split, call_value_multiple_split): Use jal and
5577 jal_macro attributes.
5579 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5581 * reload1.c (reload_regs_reach_end_p): Replace with...
5582 (reload_reg_rtx_reaches_end_p): ...this function.
5583 (new_spill_reg_store): Update commentary.
5584 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5585 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5586 before setting new_spill_reg_store.
5587 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5588 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5589 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5590 for non-spill reload registers.
5592 2012-02-05 Ira Rosen <irar@il.ibm.com>
5594 PR tree-optimization/52091
5595 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5596 (vect_is_simple_use_1): Likewise.
5597 * tree-vect-loop.c (vectorizable_reduction): Update calls
5598 to vect_is_simple_use_1 and vect_is_simple_use.
5599 (vectorizable_live_operation): Likewise.
5600 * tree-vect-patterns.c (widened_name_p,
5601 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5602 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5603 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5604 vectorizable_shift,vectorizable_operation, vectorizable_store,
5605 vectorizable_load): Likewise.
5606 (vect_is_simple_cond): Add an argument, pass it to
5607 vect_is_simple_use_1.
5608 (vectorizable_condition): Update calls to vect_is_simple_cond,
5610 (vect_is_simple_use): Add an argument, the statement in which
5611 OPERAND is used. Check that if OPERAND's def stmt is a double
5612 reduction phi node, the use is a phi node too.
5613 (vect_is_simple_use_1): Add an argument, pass it to
5615 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5616 to vect_is_simple_use.
5618 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5620 PR rtl-optimization/52095
5621 * modulo-sched.c (dump_insn_locator): New function.
5622 (loop_canon_p, sms_schedule): Use it.
5624 PR rtl-optimization/52113
5625 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5626 even for decomposable shift/zext insns.
5628 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5629 Zdenek Dvorak <ook@ucw.cz>
5631 PR rtl-optimization/52092
5632 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5633 on get_iv_value result.
5635 2012-02-02 Andrew Pinski <apinski@cavium.com>
5639 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5641 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5644 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5646 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5648 PR rtl-optimization/49800
5649 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5650 (sched_finish): Call regstat_free_n_sets_and_refs.
5652 2012-02-02 Jia Liu <proljc@gmail.com>
5654 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5657 2012-02-02 Jan Hubicka <jh@suse.cz>
5658 Tom de Vries <tom@codesourcery.com>
5661 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5662 * varpool.c (varpool_analyze_pending_decls): Likewise.
5664 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5665 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5667 * config.gcc: Add cr16-* support.
5669 * doc/extend.texi: Document cr16 extensions.
5670 * doc/install.texi: Document cr16 install.
5671 * doc/invoke.texi: Document cr16 options.
5672 * doc/md.texi: Document cr16 constraints.
5674 * common/config/cr16/cr16-common.c: New file.
5675 * config/cr16/cr16.c: New file.
5676 * config/cr16/cr16.h: New file.
5677 * config/cr16/cr16.md: New file.
5678 * config/cr16/cr16.opt: New file.
5679 * config/cr16/cr16-protos.h: New file.
5680 * config/cr16/predicates.md: New file.
5681 * config/cr16/constraints.md: New file.
5682 * config/cr16/t-cr16: New file.
5684 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5687 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5688 that operands[2] is either immediate, or q_regs_operand.
5690 PR tree-optimization/52073
5691 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5692 a pattern stmt for pattern uses, ignore uses outside of the loop.
5694 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5696 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5697 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5698 (OUT_AS1, OUT_AS2): Remove.
5700 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5702 PR rtl-optimization/51374
5703 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5704 to cross other volatile_refs_p insns.
5706 2012-02-01 Richard Guenther <rguenther@suse.de>
5708 * doc/invoke.texi (fno-inline): Clarify documentation.
5709 (finline-small-functions): Likewise.
5710 (finline-functions): Likewise.
5711 * common.opt (finline): Adjust comment and documentation.
5712 (finline-small-functions): Clarify documentation.
5713 (finline-functions): Likewise.
5714 (finline-functions-called-once): Likewise.
5716 2012-02-01 Tristan Gingold <gingold@adacore.com>
5718 * c-typeck.c (composite_type): Keep mode for pointers.
5720 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5722 * function.h (regno_reg_rtx): Adjust comment.
5723 * reginfo.c (init_reg_modes_target): Only use the previous mode
5724 if it fits within one register. Remove MIPS comment.
5726 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5729 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5731 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5733 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5734 to srak instruction.
5736 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5738 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5740 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5745 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5747 2012-01-31 Richard Guenther <rguenther@suse.de>
5749 PR tree-optimization/51528
5750 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5753 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5758 * ree.c (add_removable_extension): Change def_map argument
5759 to unsigned *, store in def_map 1 + offset into *insn_list vector
5760 instead of pointers into the vector.
5761 (find_removable_extensions): Adjust caller.
5763 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5765 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5766 Transform all "* quoted-c-code" to { c-code }.
5767 Remove redundant test for "optimize" in combine patterns.
5768 Move (include "avr-dimode.md") to end of file.
5770 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5773 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5774 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5776 2012-01-30 Richard Guenther <rguenther@suse.de>
5778 PR tree-optimization/52028
5779 * tree-loop-distribution.c (ldist_gen): Properly update
5782 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5785 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5786 set_cur_line_info_table if not emitting debug info.
5788 PR tree-optimization/52046
5789 * tree-vect-patterns.c (check_bool_pattern): Give up if
5790 a comparison could throw.
5793 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5795 2012-01-30 Richard Guenther <rguenther@suse.de>
5797 PR tree-optimization/52045
5798 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5799 SSA form if cfgcleanup did anything.
5801 2012-01-30 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/52045
5804 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5805 before computing final todo.
5807 2012-01-30 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/51528
5810 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5813 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5815 * df-problems.c (df_kill_notes): Check that the use refers
5816 to the note under examination.
5818 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5821 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5822 parameter and use short-lived pseudos.
5823 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5824 (sparc_expand_vector_init): Const-ify local variables and adjust
5825 calls to above functions.
5827 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5829 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5831 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5833 * doc/invoke.texi: Make usage of "compile time" and
5834 "run time"/"runtime" consistent throughout the file.
5836 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5838 * config/alpha/alpha.c (alpha_option_override): Default to
5839 full IEEE compliance mode for Go language.
5841 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5843 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5844 (LINK_SSP_SPEC): Define.
5846 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5849 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5852 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5854 * doc/invoke.texi: Correct hyphenation of "floating point",
5855 "double precision", and related terminology throughout the file.
5857 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5860 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5861 arm_general_register_operand predicate for operand 2 instead of
5864 2012-01-27 Ian Lance Taylor <iant@google.com>
5867 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5868 * builtins.c (expand_builtin_init_trampoline): Add onstack
5869 parameter. Change caller.
5870 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5871 * tree.c (build_common_builtin_nodes): Declare
5872 __builtin_init_heap_trampoline.
5874 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5876 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5877 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5878 * config/avr/avr.c: Ditto.
5879 (avr_regnames): Remove because unused.
5880 * config/avr/avr.md (*cpse.ne): New peephole.
5881 (*cpse.eq): New peephole from former cpse peepholes.
5883 2012-01-27 Michael Eager <eager@eagercon.com>
5885 * config/microblaze.c (microblaze_emit_compare): Correct
5886 test after pcmp instruction.
5888 2012-01-27 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/52020
5891 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5893 2012-01-27 Richard Guenther <rguenther@suse.de>
5895 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5896 function non-const/pure.
5898 2012-01-27 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/50444
5901 * tree-sra.c (build_ref_for_offset): Properly adjust the
5902 MEM_REF type for unaligned accesses.
5904 2012-01-27 Richard Guenther <rguenther@suse.de>
5906 PR tree-optimization/50444
5907 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5908 (expand_assignment): Use it. Properly handle misaligned
5909 bases when expanding stores to component references.
5910 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5913 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5916 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5917 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5918 * tree-data-ref.c (find_data_references_in_loop): Make static.
5919 (compute_all_dependences): Change return type to bool. Bail out
5920 for too many datarefs in a loop. Move the hunk resetting the data
5921 dependences vector from ...
5922 (compute_data_dependences_for_loop): ... here. Account for
5923 compute_all_dependences returning false.
5924 (compute_data_dependences_for_bb): Likewise.
5925 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5926 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5928 2012-01-27 Richard Guenther <rguenther@suse.de>
5931 * expr.c (store_field): Use the alias-set of the scratch memory
5934 2012-01-27 Tom de Vries <tom@codesourcery.com>
5936 PR tree-optimization/51990
5937 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5939 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5941 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5944 * var-tracking.c (reverse_op): Don't add any reverse operation
5945 if V already has any constant locations.
5947 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5949 * doc/invoke.texi: Correct usage of "command line" (noun)
5950 vs "command-line" (adjective) throughout.
5952 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5954 * doc/invoke.texi (Language Independent Options): Move
5955 -Wcoverage-mismatch blurb from here....
5956 (Warning Options): ...to here.
5958 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5960 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5961 Set rs6000_always_hint to false for 476.
5963 2012-01-27 Matthias Klose <doko@ubuntu.com>
5965 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5967 * incpath.c (add_standard_paths): Likewise.
5969 2012-01-27 Richard Henderson <rth@redhat.com>
5971 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5972 * config/m68k/sync.md (atomic_test_and_set): Rename from
5973 sync_test_and_setqi and adjust the operands.
5974 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5975 and unconditionally enable.
5977 2012-01-27 Richard Henderson <rth@redhat.com>
5979 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5980 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5981 (ldstub): Rename from ldstubqi.
5982 (ldstub<I24MODE>): Remove.
5984 2012-01-27 Richard Henderson <rth@redhat.com>
5986 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5987 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5988 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5989 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5990 * doc/tm.texi: Rebuild.
5992 2012-01-27 Richard Henderson <rth@redhat.com>
5994 * optabs.c (gen_atomic_test_and_set): Remove default.
5995 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5997 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5999 PR rtl-optimization/51978
6000 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6001 (combine_reaching_defs): Likewise.
6002 (struct re_info): Remove.
6003 (add_removable_extension): Remove x and data arguments,
6004 add insn, insn_list and def_map. Use the arguments directly
6005 instead of using struct re_info.
6006 (find_removable_extensions): Don't call add_removable_extension
6007 through note_stores, instead just call it with single_set
6009 (find_and_remove_re): Pass curr_cand->expr instead of
6010 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6012 2012-01-26 Michael Matz <matz@suse.de>
6014 PR tree-optimization/46590
6015 * cfgexpand.c: Revert last change (r183305).
6016 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6018 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6019 checking for emptiness.
6021 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6024 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6025 non-addressable non-BLKmode base correctly.
6027 2012-01-26 Michael Matz <matz@suse.de>
6029 PR tree-optimization/48794
6030 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6031 regions referenced from RESX/EH_DISPATCH.
6033 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6035 * config/s390/s390.h: Make BRANCH_COST an option.
6036 * config/s390/s390.opt: New option -mbranch-cost.
6038 2012-01-26 Richard Henderson <rth@redhat.com>
6040 Revert 2012-01-24 change:
6041 * trans-mem.c (requires_barrier): Do not instrument thread local
6042 variables and emit save/restore for them.
6044 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6047 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6050 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6052 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6055 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6058 Rename __pgm to __flash.
6059 Rename __pgm1 to __flash1.
6060 Rename __pgm2 to __flash2.
6061 Rename __pgm3 to __flash3.
6062 Rename __pgm4 to __flash4.
6063 Rename __pgm5 to __flash5.
6064 Rename __pgmx to __memx.
6065 * doc/extend.texi (AVR Named Address Spaces)
6066 Rename address space names as indicated above.
6067 * config/avr/avr.c (avr_addrspace): Ditto.
6069 * config/avr/avr-protos.h
6070 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6071 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6072 * config/avr/predicates.md: Ditto.
6073 * config/avr/avr.c Ditto, and
6074 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6075 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6077 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6078 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6079 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6080 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6081 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6082 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6083 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6084 * config/avr/avr.c: Ditto.
6085 * config/avr/avr.md: Ditto.
6087 2012-01-25 Jason Merrill <jason@redhat.com>
6090 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6092 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6094 PR tree-optimization/51987
6095 * tree-data-ref.c (get_references_in_stmt): Handle references in
6096 non-volatile GIMPLE_ASM.
6098 2012-01-25 Richard Guenther <rguenther@suse.de>
6100 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6101 bases are dereferenced.
6103 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6105 PR rtl-optimization/48374
6106 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6108 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6110 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6111 compute_data_dependences_for_loop returns false.
6112 * tree-parloops.c (loop_parallel_p): Likewise.
6114 2012-01-25 Richard Guenther <rguenther@suse.de>
6116 * tree.h (get_pointer_alignment_1): Declare.
6117 * builtins.c (get_pointer_alignment_1): New function.
6118 (get_pointer_alignment): Use it.
6120 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6122 PR rtl-optimization/48308
6123 * combine.c (enum undo_kind): Add UNDO_LINKS.
6124 (struct undo): Add member l to other_contents and where.
6125 (do_SUBST_LINK): New.
6127 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6128 (undo_all): Handle UNDO_LINKS.
6130 2012-01-25 Richard Henderson <rth@redhat.com>
6132 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6135 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6137 * optabs.c (gen_atomic_test_and_set): Use each argument.
6139 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6141 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6142 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6143 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6144 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6145 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6146 TARGET_PAIRED_SINGLE_FLOAT.
6148 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6150 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6151 (in_struct, return_val): Remove MEM documentation.
6152 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6153 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6154 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6156 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6157 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6158 * expr.c (store_field): Likewise.
6159 * function.c (assign_stack_temp_for_type): Likewise.
6160 * ifcvt.c (noce_try_cmove_arith): Likewise.
6161 * reload1.c (reload): Likewise.
6162 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6163 (alpha_set_memflags): Likewise.
6164 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6166 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6168 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6170 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6171 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6172 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6174 * cselib.c (cselib_rtx_varies_p): Delete.
6175 (cselib_invalidate_mem): Update call to canon_true_dependence.
6176 * dse.c (record_store, check_mem_read_rtx): Likewise.
6177 (scan_reads_nospill): Likewise.
6178 * cse.c (check_dependence): Likewise.
6179 (cse_rtx_varies_p): Delete.
6180 * expr.c (safe_from_p): Update call to true_dependence.
6181 * ira.c (validate_equiv_mem_from_store): Likewise.
6182 (memref_referenced_p): Likewise.
6183 * postreload-gcse.c (find_mem_conflicts): Likewise.
6184 * sched-deps.c (sched_analyze_2): Likewise.
6185 * store-motion.c (load_kills_store): Likewise.
6186 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6187 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6188 (compute_transp): Update call to canon_true_dependence.
6190 2012-01-25 Richard Henderson <rth@redhat.com>
6192 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6193 (maybe_emit_atomic_test_and_set): New.
6194 (expand_sync_lock_test_and_set): Use it.
6195 (expand_atomic_test_and_set): Likewise.
6196 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6197 the implementation; clarify implementation defined details.
6198 * doc/md.texi (atomic_test_and_set): Document.
6200 2012-01-25 Richard Henderson <rth@redhat.com>
6202 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6204 2012-01-25 Richard Henderson <rth@redhat.com>
6207 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6208 to effect no-op split.
6210 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6213 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6214 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6215 (BT_FN_VOID_PTR_INT_SIZE): New.
6216 (BT_FN_UINT_UINT_VAR): Remove.
6217 (BT_FN_UINT32_UINT32_VAR): New.
6218 (BT_FN_DOUBLE_VPTR): Remove.
6219 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6221 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6222 (_ITM_changeTransactionMode): Same.
6223 (_ITM_memmoveRtWt): Change return type to void.
6224 (_ITM_memcpyRtWt): Same.
6225 (_ITM_memsetW): Same.
6226 (_ITM_RaRD): Change types to double.
6231 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6233 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6234 Patrick Marlier <patrick.marlier@gmail.com>
6236 * trans-mem.c (requires_barrier): Do not instrument thread local
6237 variables and emit save/restore for them.
6239 2012-01-24 Jason Merrill <jason@redhat.com>
6242 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6243 output static aliases.
6245 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6248 * common.opt (-pie, -shared, pie, shared): Change from Common to
6250 * gcc.c (display_help): Display help for -pie and -shared.
6252 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6255 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6256 Remove note on size/offset limitation.
6257 (AVR Variable Attributes): Add example how to read data located
6258 with progmem. Refer to named address spaces.
6259 * doc/invoke.texi (AVR Options): Fix typo.
6261 2012-01-24 Richard Guenther <rguenther@suse.de>
6263 Forward-port to trunk
6264 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6267 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6268 op0 isn't sufficiently aligned and there is movmisalignM
6269 insn for mode, use it to load op0 into a temporary register.
6271 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6274 * target.def (const_not_ok_for_debug_p): New hook.
6275 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6277 * doc/tm.texi: Regenerated.
6278 * dwarf2out.c (const_ok_for_output_1): If
6279 targetm.const_not_ok_for_debug_p returns true, fail.
6280 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6282 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6284 2012-01-23 Kai Tietz <ktietz@redhat.com>
6287 * config/i386/predicates.md (symbolic_operand): Allow
6288 UNSPEC_PCREL as PIC expression for lea.
6289 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6290 * config/i386/i386.c (ix86_delegitimize_address): Handle
6291 UNSPEC_PCREL for none-MEM, too.
6293 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6295 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6296 (ipa_tm_create_version_alias): Same.
6298 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6301 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6302 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6304 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6305 Patrick Marlier <patrick.marlier@gmail.com>
6306 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6309 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6310 simple_object_start_read.
6312 2012-01-23 Richard Guenther <rguenther@suse.de>
6315 PR tree-optimization/51895
6316 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6317 parameter decomposition into BLKmode components.
6319 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6321 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6322 fake variables for restrict-qualified pointers whose pointed-to type
6323 contains a placeholder.
6325 2012-01-23 Richard Guenther <rguenther@suse.de>
6327 PR tree-optimization/51949
6328 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6330 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6332 PR rtl-optimization/51933
6333 * ree.c (transform_ifelse): Return true right away if dstreg is
6334 already wider or equal to cand->mode.
6335 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6336 (make_defs_and_copies_lists): Remove defs_list and copies_list
6337 arguments, add state argument, just truncate state->work_list
6338 instead of always allocating and freeing the vector. Assert that
6339 get_defs succeeds instead of returning 2. Changed return type to bool.
6340 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6341 have ext_src_mode, see if it has been modified already with the
6342 right kind of extension and has been extended before from the
6343 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6344 just return true. Remember the original mode in state->modified array.
6345 (combine_reaching_defs): Add state argument. Don't allocate and
6346 free here def_list, copied_list and vec vectors, instead just
6347 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6348 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6349 Add state variable, clear vectors in it, initialize state.modified
6350 if needed. Free all the vectors at the end and state.modified too.
6351 Don't skip a candidate if the extension expression has been modified.
6353 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6356 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6357 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6358 (extra_options) interix.opt -> i386/interix.opt"
6359 (extra_objs):Add winnt-stubs.o
6360 * configure.ac: Add interix to target_os .comm on PE check.
6361 * configure: Regenerate.
6362 * config/interix3.h: Delete and move bits to..
6363 * config/interix.h: Delete and move bits to..
6364 * config/i386/i386-interix3.h: Delete and move bits to..
6365 * config/i386/i386-interix.h: ..here.
6366 (TARGET_CPU_DEFAULT): Remove redefinition.
6367 (TARGET_ASM_CONSTRUCTOR): Undefine.
6368 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6369 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6370 (PTRDIFF_TYPE): Define.
6371 (LONG_DOUBLE_TYPE_SIZE): Define.
6372 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6373 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6374 (TARGET_SECTION_TYPE_FLAGS): Define.
6375 (ASM_DECLARE_FUNCTION_NAME): Define.
6376 (ASM_OUTPUT_EXTERNAL): Define.
6377 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6378 (ASM_OUTPUT_ALIGNED_BSS): Define.
6379 (PCC_BITFIELD_TYPE_MATTERS): Define.
6380 (USE_CONST_SECTION): Define.
6381 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6382 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6383 (SUPPORTS_ONE_ONLY): Remove.
6384 (I386_PE_STRIP_ENCODING): Define.
6385 * config/interix.opt: Delete and move bits to..
6386 * config/i386/interix.opt: ..here. New.
6387 (mpe-aligned-commons): Add.
6388 * config/i386/t-interix: Add copyright header.
6389 (winnt-stubs.o): Add rule.
6391 2012-01-22 Jason Merrill <jason@redhat.com>
6394 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6395 for extra name aliases.
6397 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6399 PR rtl-optimization/51924
6400 * ree.c (combine_set_extension): Improve debugging message.
6401 (combine_reaching_defs): Likewise.
6402 (get_defs): Rename confusingly named variable.
6403 (find_and_remove_re): Skip a candidate if the extension expression has
6406 2012-01-21 Robert Millan <rmh@gnu.org>
6407 Gerald Pfeifer <gerald@pfeifer.com>
6409 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6410 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6412 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6414 PR tree-optimization/51914
6415 * tree-vect-stmts.c (vectorizable_conversion): For
6416 cvt_type && modifier == WIDEN, put temporary with cvt_type
6417 at the beginning of vec_dsts and set vec_dest to temporary
6420 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6422 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6424 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6426 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6427 * config/rs6000/rs6000.c: Likewise.
6429 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6432 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6433 output_move_double on a copy of operands array.
6435 2012-01-20 Cary Coutant <ccoutant@google.com>
6436 Dodji Seketeli <dodji@redhat.com>
6439 * dwarf2out.c (copy_declaration_context): Return ref to parent
6440 of declaration DIE, if necessary.
6441 (remove_child_or_replace_with_skeleton): Add new parameter; update
6442 caller. Place skeleton DIE under parent DIE of original declaration.
6443 Move call to copy_declaration_context to here ...
6444 (break_out_comdat_types): ... from here.
6446 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6448 PR rtl-optimization/51856
6449 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6452 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6455 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6456 hints for neon loads and stores.
6458 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6462 * doc/extend.texi (Named Address Spaces): Split into subsections.
6463 (AVR Named Address Spaces): New subsection.
6464 (M32C Named Address Spaces): New subsection.
6465 (RL78 Named Address Spaces): New subsection.
6466 (SPU Named Address Spaces): New subsection.
6467 (Variable Attributes): New anchor "AVR Variable Attributes".
6468 (AVR Variable Attributes): Rewrite and avoid wording
6469 "address space" in this context.
6470 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6471 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6472 (AVR Built-in Macros): New subsubsection therein.
6473 * doc/md.texi (AVR constraints): Remove "C04", "R".
6475 2012-01-20 Richard Guenther <rguenther@suse.de>
6477 PR tree-optimization/51903
6478 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6479 when removing stmts.
6481 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6484 * config/arm/arm.c (arm_load_pic_register): Use
6485 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6486 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6487 (arm_pic_static_addr): Likewise.
6488 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6489 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6490 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6491 (pic_load_addr_unified): New.
6493 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6496 * function.c (instantiate_virtual_regs_in_insn): Use
6497 delete_insn_and_edges when removing a wrong asm insn.
6499 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6501 PR rtl-optimization/40761
6502 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6503 Add new member loop_num.
6504 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6505 (ira_build): Remove the parameter.
6507 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6508 (ira.c): Do not build CFG loops for one region allocation. Remove
6509 argument from ira_build call.
6511 * ira-build.c (init_loop_tree_node): New function.
6512 (create_loop_tree_nodes): Use it. Separate the case when CFG
6513 loops are not built.
6514 (more_one_region_p): Check current_loops.
6515 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6517 (add_loop_to_tree): Process loop equal to NULL too.
6518 (form_loop_tree): Separate the case when CFG loops are not built.
6519 Use explicitly number for the root.
6520 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6522 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6523 instead of loop->num.
6524 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6525 (mark_all_loops_for_removal): Ditto.
6526 (remove_unnecessary_regions): Separate the case when CFG loops
6528 (ira_build): Remove the parameter. Use explicit number of regions
6529 when CFG loops are not built.
6531 * ira-color.c (print_loop_title): Separate the case for the root node.
6532 Use loop_num instead of loop->num.
6533 (move_spill_restore): Use loop_num instead of loop->num.
6535 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6536 (change_loop): Ditto.
6537 (change_loop): Use loop_num instead of loop->num.
6539 * ira-lives.c (process_bb_node_lives): Ditto.
6541 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6543 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6545 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6548 * tree-mudflap.c (mf_artificial): New function.
6549 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6550 mx_register_decls, mudflap_enqueue_decl): Use it.
6553 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6554 numbers in the insn pattern.
6556 2012-01-19 Michael Matz <matz@suse.de>
6558 PR tree-optimization/46590
6559 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6560 use it in remembering which conflicts we already created.
6561 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6564 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6567 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6568 (merge_and_complain): Same.
6570 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6573 * config/initfini-array.h: Guard content of the header
6574 with #ifdef HAVE_INITFINI_ARRAY.
6575 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6576 Add initfini-array.h to tm_file here.
6577 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6578 * config.gcc: Don't add initfini-array.h to tm_file here.
6579 * configure: Regenerated.
6581 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6583 PR rtl-optimization/51505
6584 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6585 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6586 (df_note_bb_compute): Update the call to df_kill_notes.
6588 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6590 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6592 2012-01-18 Richard Guenther <rguenther@suse.de>
6594 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6595 of conversions to void *.
6597 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6598 Richard Sandiford <rdsandiford@googlemail.com>
6602 * optabs.h (simplify_expand_binop): Declare.
6603 * optabs.c (simplify_expand_binop): Make global.
6604 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6605 endian targets if the source cannot be exactly covered by word
6608 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6611 * hard-reg-set.h (struct hard_reg_set_container): New type.
6612 * target.h (struct hard_reg_set_container): Forward declare.
6613 * target.def (set_up_by_prologue): New target hook.
6614 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6615 * doc/tm.texi: Regenerated.
6616 * function.c (thread_prologue_and_epilogue_insns): Change
6617 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6618 Call targetm.set_up_by_prologue on it.
6619 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6620 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6622 2012-01-17 Nick Clifton <nickc@redhat.com>
6624 * config/rx/rx.c (rx_can_use_simple_return): New function.
6625 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6626 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6628 2012-01-17 Richard Guenther <rguenther@suse.de>
6631 * expr.c (expand_assignment): Take address-space information
6632 from the address operand of MEM_REF and TARGET_MEM_REF.
6633 (expand_expr_real_1): Likewise.
6635 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6637 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6638 reload dump is requested.
6640 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6643 * trans-mem.c (requires_barrier): Call may_be_aliased.
6645 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6647 PR tree-optimization/51877
6648 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6649 call arguments and fndecls compare equal, instead return false if they
6650 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6651 both SSA_NAMEs that are valueized the same, or they satisfy
6654 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6656 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6658 * configure: Regenerate.
6660 2012-01-16 Jan Hubicka <jh@suse.cz>
6664 * convert.c (convert_to_integer): Use fold_convert for
6665 converting an INTEGER_CST to integer type.
6667 2012-01-16 Jason Merrill <jason@redhat.com>
6670 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6672 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6675 * config/s390/s390.c (s390_chunkify_start): Don't skip
6676 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6677 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6678 If insn is followed by NOTE_INSN_VAR_LOCATION or
6679 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6680 Don't use location of note insns.
6682 PR tree-optimization/51865
6683 * tree-inline.c (tree_function_versioning): Call remap_decl
6684 on DECL_RESULT whenever it has VOID_TYPE_P type.
6686 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6688 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6689 for calls to locally-binding MIPS16 functions if only the return
6690 type uses float regs.
6692 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6693 Richard Sandiford <rdsandiford@googlemail.com>
6695 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6696 (SYMBOL_32_HIGH): Likewise.
6697 (mips_output_tls_reloc_directive): Declare.
6698 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6699 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6700 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6701 (mips_lo_relocs, mips_hi_relocs): Make extern.
6702 (mips16_stub_function): Move up file.
6703 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6704 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6705 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6706 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6707 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6708 (mips_get_tp): Add MIPS16 support.
6709 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6710 Generalize DTPREL and TPREL handling.
6711 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6712 Add MIPS16 TLS support.
6713 (mips_output_tls_reloc_directive): New function.
6714 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6715 * config/mips/predicates.md (symbolic_operand_with_high)
6716 (tls_reloc_operand): New predicates.
6717 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6718 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6719 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6720 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6721 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6722 (*tls_get_tp_mips16_call_<mode>): Likewise.
6724 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6726 PR rtl-optimization/51821
6727 * recog.c (peep2_find_free_register): Determine clobbered registers
6730 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6733 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6734 * config/avr/avr.c: Likewise.
6735 * config/avr/avr.h: Likewise.
6737 2012-01-13 Ian Lance Taylor <iant@google.com>
6740 * tree.h (TYPE_QUALS): Add cast to int.
6741 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6743 2012-01-13 Ian Lance Taylor <iant@google.com>
6745 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6746 comparing param_index to VEC_length result.
6748 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6750 * c-decl.c: Do not include tree-mudflap.h
6751 * tree-optimize.c: Likewise.
6752 * Makefile.in: Update dependencies.
6754 2012-01-13 Richard Guenther <rguenther@suse.de>
6757 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6758 variable-sized result always use RSO.
6760 2012-01-12 DJ Delorie <dj@redhat.com>
6762 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6763 pointer type, not just the default pointer type.
6765 2012-01-09 Richard Henderson <rth@redhat.com>
6766 Denis Chertykov <chertykov@gmail.com>
6769 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6770 * config/avr/avr.c (avr_can_eliminate): Simplify.
6771 (avr_initial_elimination_offset): Likewise.
6772 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6773 (expand_epilogue): Likewise.
6774 (avr_legitimize_address): Gut.
6775 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6776 (avr_hard_regno_nregs): New.
6777 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6778 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6779 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6780 add soft frame pointer.
6781 (CALL_USED_REGISTERS): Likewise.
6782 (REG_CLASS_CONTENTS): Likewise.
6783 (REGISTER_NAMES): Likewise.
6784 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6785 (HARD_FRAME_POINTER_REGNUM): New.
6786 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6787 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6788 remove the HARD_FRAME_POINTER self-elimination.
6790 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6793 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6794 DECL_EXTERNAL when checking for initializers of progmem variables.
6796 2012-01-12 Ira Rosen <irar@il.ibm.com>
6798 PR tree-optimization/51799
6799 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6800 that the last operation is a type demotion.
6802 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6804 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6805 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6807 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6810 * combine.c (distribute_notes): If i3 is a noreturn call,
6811 allow old_size to be equal to args_size and make sure the
6812 noreturn call gets REG_ARGS_SIZE note.
6813 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6814 on noreturn calls even when the delta is 0.
6816 2012-01-11 Nathan Sidwell <nathan@acm.org>
6818 * gcov.c (STRING_SIZE): Remove.
6819 (generate_results): Erase annotations for source files with no
6820 coverage information.
6822 (output_lines): Use it.
6824 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6826 * gimple.h (gimplify_body): Remove first argument.
6827 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6828 pointer set here, instead just pass DATA to walk_tree.
6829 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6830 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6831 (unvisit_body): Likewise, but with unmark_visited.
6832 (gimplify_body): Remove BODY_P argument and adjust.
6833 (gimplify_function_tree): Adjust call to gimplify_body.
6834 * omp-low.c (finalize_task_copyfn): Likewise.
6836 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6838 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6839 (build_function_type_skip_args): Delete.
6840 * tree.c (build_function_type_skip_args): Make static and add
6841 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6842 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6843 pass it to build_function_type_skip_args.
6844 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6845 (tree_function_versioning): Likewise.
6846 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6847 build_function_decl_skip_args.
6848 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6849 and pass it to build_function_decl_skip_args/tree_function_versioning.
6850 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6851 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6852 * trans-mem.c (ipa_tm_create_version): Likewise.
6853 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6854 * tree-inline.c (declare_return_variable): Remove always-true test.
6855 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6856 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6857 * ipa-split.c (split_function): Skip the return value for the split
6858 part if it doesn't return.
6860 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6862 PR tree-optimization/49642
6863 * ipa-split.c (forbidden_dominators): New variable.
6864 (check_forbidden_calls): New function.
6865 (dominated_by_forbidden): Likewise.
6866 (consider_split): Check for forbidden dominators.
6867 (execute_split_functions): Initialize and free forbidden
6868 dominators info; call check_forbidden_calls.
6870 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6872 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6874 2012-01-11 Nick Clifton <nickc@redhat.com>
6876 * config/rx/rx.md (return): Define pattern.
6878 2012-01-11 Richard Guenther <rguenther@suse.de>
6880 * doc/extend.texi (malloc attribute): Adjust according to
6883 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6884 Patrick Marlier <patrick.marlier@gmail.com>
6887 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6888 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6889 (ipa_tm_note_irrevocable): Same.
6890 (ipa_tm_scan_irr_block): Same.
6891 (ipa_tm_decrement_clone_counts): Same.
6892 (ipa_tm_scan_irr_function): Same.
6893 (ipa_tm_create_version_alias): Same.
6894 (ipa_tm_create_version): Same.
6895 (ipa_tm_transform_calls_redirect): Same.
6896 (ipa_tm_transform_calls): Same.
6897 (ipa_tm_transform_transaction): Same.
6898 (ipa_tm_execute): Same.
6900 2012-01-10 Richard Guenther <rguenther@suse.de>
6903 * opts.c (common_handle_option): Handle -Werror.
6905 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6907 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6910 2012-01-10 Jason Merrill <jason@redhat.com>
6912 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6915 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6917 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6918 supports R_386_TLS_GD_PLT reloc.
6919 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6920 supports R_386_TLS_LDM_PLT reloc.
6921 * configure: Regenerate.
6922 * config.in: Regenerate.
6924 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6927 Extend __pgmx semantics to linearize memory.
6928 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6929 determine if code comes inline or from libgcc.
6930 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6931 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6932 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6933 (movmemx_qi, movmemx_hi): New insns.
6934 (xload_<mode>_libgcc): Rewrite to new insn condition.
6935 (xload_<mode>): Remove insns.
6936 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6937 cases that don't satisfy avr_xload_libgcc_p().
6938 (avr_addr_space_convert): Allow converting in any direction.
6939 (avr_addr_space_subset_p): Return always true.
6940 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6941 (avr_emit_movmemhi): Ditto.
6942 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6943 (avr_out_movmem): Ditto.
6944 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6945 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6946 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6947 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6948 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6950 2012-01-10 Richard Guenther <rguenther@suse.de>
6952 PR tree-optimization/50913
6953 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6954 Require data-refs to be representable by Graphite with respect
6957 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6959 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6960 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6962 2012-01-10 Tom de Vries <tom@codesourcery.com>
6964 PR rtl-optimization/51271
6965 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6966 handling annulled branch.
6968 2012-01-10 Richard Henderson <rth@redhat.com>
6970 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6971 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6972 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6973 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6974 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6975 arm_expand_vec_perm_const): New.
6976 * config/arm/arm-protos.h: Update.
6977 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6978 (*neon_vswp<VDQX>): New.
6979 (neon_vcombine<VDX>): Use neon_split_vcombine.
6980 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6981 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6982 (vec_perm<VE>): New.
6984 2012-01-10 Richard Henderson <rth@redhat.com>
6986 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6987 use it if reload_completed.
6988 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6989 arm_output_asm_insn, arm_process_output_memory_barrier,
6990 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6991 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6992 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6993 arm_process_output_sync_insn, arm_output_sync_insn,
6994 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6995 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6996 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6997 (emit_unlikely_jump): New.
6998 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6999 (arm_split_atomic_op): New.
7000 * config/arm/arm-protos.h: Update.
7001 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7002 (struct arm_sync_generator): Remove.
7003 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7004 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7005 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7006 (VUNSPEC_LL, VUNSPEC_SC): New.
7007 (sync_result, sync_memory, sync_required_value, sync_new_value,
7008 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7009 (attr length): Don't use arm_sync_loop_insns.
7010 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7011 (movsfcc, movdfcc): Likewise.
7012 * config/arm/constraints.md (Ua): New.
7013 * config/arm/prediates.md (mem_noofs_operand): New.
7014 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7015 (sync_clobber, sync_t2_reqd): Remove.
7016 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7017 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7018 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7019 (arm_sync_compare_and_swap<SIDI>): Remove.
7020 (arm_sync_compare_and_swap<NARROW>): Remove.
7021 (arm_sync_lock_test_and_set<SIDI>): Remove.
7022 (arm_sync_lock_test_and_set<NARROW>): Remove.
7023 (arm_sync_new_<syncop><SIDI>): Remove.
7024 (arm_sync_new_<syncop><NARROW>): Remove.
7025 (arm_sync_new_nand<SIDI>): Remove.
7026 (arm_sync_new_nand<NARROW>): Remove.
7027 (arm_sync_old_<syncop><SIDI>): Remove.
7028 (arm_sync_old_<syncop><NARROW>): Remove.
7029 (arm_sync_old_nand<SIDI>): Remove.
7030 (arm_sync_old_nand<NARROW>): Remove.
7031 (*memory_barrier): Merge arm_output_memory_barrier.
7032 (atomic_compare_and_swap<QHSD>): New.
7033 (atomic_compare_and_swap<NARROW>_1): New.
7034 (atomic_compare_and_swap<SIDI>_1): New.
7035 (atomic_exchange<QHSD>): New.
7036 (cas_cmp_operand, cas_cmp_str): New.
7037 (atomic_op_operand, atomic_op_str): New.
7038 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7039 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7040 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7041 (arm_load_exclusive<NARROW>): New.
7042 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7043 (arm_store_exclusive<QHSD>): New.
7045 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7047 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7048 reload patterns if -mvsx-scalar-memory.
7050 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7051 generated, even -mno-vsx-scalar-double was used.
7052 (vsx_xscvdpsp_scalar): Likewise.
7053 (vsx_xscvspdp_scalar2): Likewise.
7055 2012-01-09 Tom de Vries <tom@codesourcery.com>
7056 Andrew Pinski <apinski@cavium.com>
7059 * reorg.c (fill_slots_from_thread): Don't speculate
7060 frame-related insns.
7062 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7064 * sched-int.h (bb_note): Move to...
7065 * basic-block.h: ...here.
7066 * haifa-sched.c (bb_note): Move to...
7067 * cfgrtl.c: ...here.
7068 * function.c (next_block_for_reg): New function.
7069 (move_insn_for_shrink_wrap): Likewise.
7070 (prepare_shrink_wrap): Rewrite to use the above.
7072 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7074 * gimple.c (is_gimple_non_addressable): Remove.
7075 * gimple.h: Remove is_gimple_non_addressable.
7076 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7077 is_gimple_non_addressable.
7078 * trans-mem.c (expand_assign_tm): Same.
7080 2012-01-09 Richard Guenther <rguenther@suse.de>
7082 PR tree-optimization/51775
7083 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7084 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7086 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7088 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7090 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7092 2012-01-09 Richard Guenther <rguenther@suse.de>
7094 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7096 2012-01-08 Jan Hubicka <jh@suse.cz>
7098 PR tree-optimize/51680
7099 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7100 on when known_vals needs to be computed; cleanup.
7102 2012-01-08 Jan Hubicka <jh@suse.cz>
7104 PR tree-optimize/51694
7105 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7107 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7109 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7110 for -std=c++98 and -std=c++11 too.
7112 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7114 * cfgloop.c (cancel_loop): Add free() of bbs array.
7116 2012-01-07 Jan Hubicka <jh@suse.cz>
7118 PR tree-optimization/51600
7119 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7120 that benefits small functions.
7122 2012-01-07 Jan Hubicka <jh@suse.cz>
7124 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7126 2012-01-07 Jan Hubicka <jh@suse.cz>
7128 PR tree-optimization/51680
7129 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7130 whose inlining reduce unit size.
7132 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7135 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7136 Add canonical node to containing_mem chain after the non-canonical
7137 one, even if there weren't any locs to propagate.
7138 (remove_useless_values): Keep only canonical values.
7139 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7140 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7141 canonicalize mem_chain elements that are not discarded.
7143 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7146 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7147 before emitting functions.
7149 PR gcov-profile/50127
7150 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7151 clear_aux_for_blocks.
7153 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7156 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7158 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7160 * c-decl.c (ext_block): Moved up.
7161 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7163 2012-01-06 Han Shen <shenhan@google.com>
7165 Translate built-in include paths for sysroot.
7166 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7167 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7169 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7170 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7172 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7173 control whether sysroot should be prepended to gxx include dir.
7175 * configure: Regenerate.
7177 2012-01-06 Torvald Riegel <triegel@redhat.com>
7179 PR rtl-optimization/51771
7180 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7181 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7183 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7185 PR tree-optimization/51315
7186 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7187 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7189 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7192 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7193 for shrp pattern. Correctly handle and fixup shift variable.
7194 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7196 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7199 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7200 note when !ACCUMULATE_OUTGOING_ARGS.
7202 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7204 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7206 (extract_range_from_unary_expr_1): Avoid useless computations.
7208 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7210 PR rtl-optimization/51767
7211 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7212 of jump_block and add an extra edge for degenerated asm gotos.
7215 * stmt.c (check_unique_operand_names): Don't ICE during error
7216 reporting if i is from labels chain.
7219 * profile.c (branch_prob): Split bbs that have exit edge
7220 and need a fake entry edge too.
7222 2012-01-05 Jan Hubicka <jh@suse.cz>
7225 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7228 2012-01-05 Richard Guenther <rguenther@suse.de>
7231 * tree-streamer-out.c (write_ts_optimization): New function.
7232 (streamer_write_tree_body): Call it.
7233 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7234 (streamer_read_tree_body): Call it.
7235 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7237 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7240 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7241 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7242 in_cleanup_point_expr before gimplify_stmt call and restore it
7244 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7245 in_cleanup_point_expr is false.
7247 2012-01-05 Richard Guenther <rguenther@suse.de>
7250 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7252 * toplev.c (process_options): Reject combining mudflap and LTO.
7253 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7255 2012-01-05 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/51760
7258 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7260 (bit_value_unop): Handle UNDEFINED operands.
7261 (bit_value_binop): Likewise.
7263 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7265 * config/avr/avr.c (avr_replace_prefix): Remove.
7266 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7267 (avr_asm_function_rodata_section): Ditto.
7268 (avr_asm_select_section): Ditto.
7270 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7272 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7275 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7278 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7279 calls that have any non-fake successor edges.
7282 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7284 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7286 PR tree-optimization/51624
7287 * tree-sra.c (build_ref_for_model): When replicating a chain of
7288 COMPONENT_REFs, stop as soon as the offset would become negative.
7290 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7293 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7294 in .debug_loc on the floor.
7296 2012-01-04 Andrew Pinski <apinski@cavium.com>
7298 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7300 2012-01-04 Andrew Pinski <apinski@cavium.com>
7301 Adam Nemet <anemet@caviumnetworks.com>
7303 * config/mips/mips.md (size): Add SI and DI.
7304 (SIZE): New mode attribute.
7305 (U): New code attribute.
7306 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7307 (mips_lbux_<mode>): Delete.
7308 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7309 (mips_lhx): Use gen_mips_lhx_extsi.
7310 (mips_lhx_<mode>): Delete.
7312 (mips_l<size>x): New expand.
7313 (mips_lwx_<mode>): Delete.
7314 (mips_l<GPR:size>x_<P:mode>): New pattern.
7315 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7316 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7317 * config/mips/mips.c (mips_lx_address_p): New function.
7318 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7319 (dsp64): New availability predicate.
7320 (mips_builtins): Add an entry for __builtin_mips_ldx.
7321 * config/mips/mips.h (ISA_HAS_LBX): New define.
7322 (ISA_HAS_LBUX): Likewise.
7323 (ISA_HAS_LHX): Likewise.
7324 (ISA_HAS_LHUX): Likewise.
7325 (ISA_HAS_LWX): Likewise.
7326 (ISA_HAS_LWUX): Likewise.
7327 (ISA_HAS_LDX): Likewise.
7328 * doc/extend.texi (__builtin_mips_ldx): Document.
7330 2012-01-04 Tristan Gingold <gingold@adacore.com>
7332 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7333 when long pointers are used.
7334 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7335 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7336 (ia64-hp-*vms*): Remove.
7337 * config/vms/xm-vms64.h: Delete.
7339 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7342 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7344 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7346 * opts.c (finish_options): Remove duplicate sorry.
7348 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7351 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7354 2012-01-04 Richard Guenther <rguenther@suse.de>
7357 * tree.c (size_low_cst): New function.
7358 * tree.h (size_low_cst): Declare.
7359 * fold-const.c (fold_comparison): Use it to extract the low
7360 part of the POINTER_PLUS_EXPR offset.
7362 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7364 Fix clearing ZERO_REG
7365 * config/avr/avr.md (cc): Add alternative "ldi".
7366 (movqi_insn): Use it in cc attribute.
7367 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7368 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7369 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7371 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7373 * configure: Regenerate.
7375 2012-01-04 Richard Guenther <rguenther@suse.de>
7377 PR tree-optimization/49651
7378 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7379 (var_can_have_subvars): Use it.
7380 (get_constraint_for_1): Only consider subfields if there can be any.
7382 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7385 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7386 to its new canonical_cselib_val and the cselib_val was in
7387 first_containing_mem chain, but the canonical_cselib_val was not,
7388 add the latter into the chain.
7389 (cselib_invalidate_mem): Compare canonical_cselib_val of
7390 addr_list chain elt with v.
7393 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7394 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7396 (output_macinfo_op): Don't ggc_strdup fd->filename.
7397 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7398 then ggc_strdup it. Don't free inc->info or cur->info.
7399 (output_macinfo): Don't free ref->info or file->info.
7401 2012-01-03 Ira Rosen <irar@il.ibm.com>
7403 PR tree-optimization/51269
7404 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7405 first_niters a pointer.
7406 (slpeel_tree_peel_loop_to_edge): Likewise.
7407 (vect_do_peeling_for_loop_bound): Update call to
7408 slpeel_tree_peel_loop_to_edge.
7409 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7410 here. Remove it from the parameters list.
7411 (vect_do_peeling_for_alignment): Update calls and compute
7414 2012-01-03 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/51070
7417 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7418 Properly handle calls.
7420 2012-01-03 Richard Guenther <rguenther@suse.de>
7422 PR tree-optimization/51692
7423 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7424 the LHS of allocation stmts.
7426 2012-01-03 Olivier Hainque <hainque@adacore.com>
7428 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7430 2012-01-03 Olivier Hainque <hainque@adacore.com>
7432 * collect2.c (main): In AIX specific computations for vector
7433 insertions, use CONST_CAST2 to cast from char ** to const char **.
7435 2012-01-03 Richard Guenther <rguenther@suse.de>
7438 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7439 the context of a limbo DIE when it does not already exist.
7441 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7443 PR tree-optimization/51719
7444 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7445 but direct call is, clear direct call's lhs and don't add fallthrough
7446 edge from dcall_bb to join_bb and PHIs.
7448 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7450 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7451 the instructions emitted by the pattern.
7452 ("*TDC_insn_<mode>"): Add comment.
7454 2012-01-03 Richard Guenther <rguenther@suse.de>
7457 * fold-const.c (fold_comparison): Properly canonicalize
7458 tree offset and HOST_WIDE_INT bit position.
7460 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7462 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7463 operands for extzv pattern.
7465 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7468 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7471 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7473 * doc/invoke.texi (-flto and related options): Copy-edit.
7475 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7477 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7479 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7481 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7484 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7486 * expr.h (move_by_pieces_ninsns): Declare.
7487 * expr.c (move_by_pieces_ninsns): Make external.
7488 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7489 (mips_store_by_pieces_p): Likewise.
7490 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7491 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7492 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7493 (mips_store_by_pieces_p): Likewise.
7495 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7497 * passes.c (register_one_dump_file): Free full_name.
7499 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7500 (calculate_elim_costs_all_insns): Free offsets_at and
7501 offsets_known_at at the end and clear the pointers.
7503 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7505 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7506 this option introduced in r180739.
7508 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7511 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7512 (tmake_file target=avr): Add avr/t-multilib.
7514 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7515 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7516 * config/avr/genmultilib.awk: New file.
7517 * config/avr/t-multilib: New auto-generated file.
7518 * config/avr/multilib.h: New auto-generated file.
7519 * config/avr/t-avr (AVR_MCUS): New variable.
7520 (genopt.sh): Use it.
7521 (s-mlib): Depend on t-multilib.
7522 (t-multilib, multilib.h): New dependencies.
7523 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7524 (MULTILIB_OPTIONS): Remove.
7525 (MULTILIB_MATCHES): Remove.
7526 (MULTILIB_DIRNAMES): Remove.
7527 (MULTILIB_EXCEPTIONS): Remove:
7528 * config/avr/genopt.sh: Don't use hard coded file name;
7529 pass AVR_MCUS from t-avr instead.
7531 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7533 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7535 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7537 Implement light-weight DImode support.
7538 * config/avr/avr-dimode.md: New file.
7539 * config/avr/avr.md: Include it.
7540 (adjust_len): Add plus64, compare64.
7541 (HIDI): Remove code iterator.
7542 (code_stdname): New code attribute.
7543 (rotx, rotsmode): Remove DI.
7544 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7546 * config/avr/avr-protos.h (avr_have_dimode): New.
7547 (avr_out_plus64, avr_out_compare64): New.
7548 * config/avr/avr.c (avr_out_compare): Handle DImode.
7549 (avr_have_dimode): New variable definition and initialization.
7550 (avr_out_compare64, avr_out_plus64): New functions.
7551 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7552 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7553 (avr_compare_pattern): Skip DImode comparisons.
7555 2012-01-02 Revital Eres <revital.eres@linaro.org>
7557 * ddg.c (def_has_ccmode_p): New function.
7558 (add_cross_iteration_register_deps,
7559 create_ddg_dep_from_intra_loop_link): Call it.
7561 2012-01-02 Richard Guenther <rguenther@suse.de>
7564 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7566 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7568 * gcc.c (process_command): Update copyright notice dates.
7569 * gcov.c (print_version): Likewise.
7570 * gcov-dump.c (print_version): Likewise.
7571 * mips-tfile.c (main): Likewise.
7572 * mips-tdump.c (main): Likewise.
7574 2012-01-01 Ira Rosen <irar@il.ibm.com>
7576 PR tree-optimization/51704
7577 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7578 a use is inside the basic block or loop before accessing its vect info.
7580 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7582 PR rtl-optimization/51069
7583 * cfgloopmanip.c (remove_path): Removing path making irreducible
7584 region unconditional makes BB part of the region.
7586 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7588 PR tree-optimization/51683
7589 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7590 calls with side-effects.
7591 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7593 Copyright (C) 2012 Free Software Foundation, Inc.
7595 Copying and distribution of this file, with or without modification,
7596 are permitted in any medium without royalty provided the copyright
7597 notice and this notice are preserved.