1 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
4 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
8 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
9 when the may_trap_p bit of the exprs being merged differs.
10 Reorder tests for speculativeness in the logical and operator.
12 Backport from mainline
13 2013-03-05 Jakub Jelinek <jakub@redhat.com>
16 * sel-sched-ir.c (free_sched_pools): Release
17 succs_info_pool.stack[succs_info_pool.max_top] vectors too
18 if succs_info_pool.max_top isn't -1.
20 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
22 Backport from mainline
23 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
27 * sel-sched.c: Include ira.h.
28 (implicit_clobber_conflict_p): New function.
29 (moveup_expr): Use it.
30 * Makefile.in (sel-sched.o): Depend on ira.h.
32 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
34 Backport from mainline
35 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
36 Alexander Monakov <amonakov@ispras.ru>
39 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
40 flush pending lists also on non-jumps. Adjust comment.
42 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
44 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
45 * doc/extend.texi (Named Address Spaces): Ditto.
46 (Variable Attributes): Ditto.
48 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
50 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
51 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
54 2013-03-27 Walter Lee <walt@tilera.com>
56 Backport from mainline:
57 2013-03-27 Walter Lee <walt@tilera.com>
59 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
60 double-decrement of next_scratch_regno.
62 2013-03-27 Walter Lee <walt@tilera.com>
64 Backport from mainline:
65 2013-03-27 Walter Lee <walt@tilera.com>
67 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
69 (insn_v1mulus): Ditto.
72 2013-03-27 Walter Lee <walt@tilera.com>
74 Backport from mainline:
75 2013-03-27 Walter Lee <walt@tilera.com>
77 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
79 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
81 2013-03-27 Walter Lee <walt@tilera.com>
83 Backport from mainline:
84 2013-03-27 Walter Lee <walt@tilera.com>
86 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
88 (*sibcall_value): Ditto.
90 2013-03-27 Walter Lee <walt@tilera.com>
92 Backport from mainline:
93 2013-03-27 Walter Lee <walt@tilera.com>
95 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
96 (insn_mnz_v8qi): ... this ...
97 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
99 (insn_v<n>mnz): Replaced by ...
100 (insn_v1mnz): ... this ...
101 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
103 (insn_mz_<mode>): Replaced by ...
104 (insn_mz_v8qi): ... this ...
105 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
107 (insn_v<n>mz): Replaced by ...
108 (insn_v1mz): ... this ...
109 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
112 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
114 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
116 2013-03-26 Richard Biener <rguenther@suse.de>
118 Backport from mainline:
119 2013-03-13 Richard Biener <rguenther@suse.de>
121 PR tree-optimization/56608
122 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
123 calls when vectorizing basic-blocks.
125 2013-03-05 Richard Biener <rguenther@suse.de>
127 PR tree-optimization/56270
128 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
129 of loads after scheduling an SLP instance.
131 2013-03-26 Walter Lee <walt@tilera.com>
133 Backport from mainline:
134 2013-03-26 Walter Lee <walt@tilera.com>
136 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
137 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
139 2013-03-26 Walter Lee <walt@tilera.com>
141 Backport from mainline:
142 2013-03-25 Walter Lee <walt@tilera.com>
144 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
145 TILEGX_INSN_SHUFFLEBYTES1.
146 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
148 (tilegx_builtins): Ditto.
149 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
151 2013-03-26 Walter Lee <walt@tilera.com>
153 Backport from mainline:
154 2013-03-25 Walter Lee <walt@tilera.com>
156 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
157 tests for constraint J, K, N, P.
159 2013-03-26 Walter Lee <walt@tilera.com>
161 Backport from mainline:
162 2013-03-25 Walter Lee <walt@tilera.com>
164 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
165 Use indirect/pcrel encoding.
166 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
169 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
171 Backport from mainline:
172 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
173 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
176 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
177 (musermode): Convert to Var(TARGET_USERMODE).
178 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
179 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
180 * config/sh/sh.c (sh_option_override): Use
181 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
182 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
184 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
186 (udivsi3_i4_single, divsi3_i4_single): Use
187 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
188 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
189 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
190 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
191 (SUBTARGET_OVERRIDE_OPTIONS): New.
193 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
195 Backport from mainline:
196 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
198 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
199 to m2a-single instead of m2e.
201 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
204 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
207 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
210 * config/i386/i386.c (init_cumulative_args): Also set
211 cum->callee_return_avx256_p.
212 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
213 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
215 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
216 callee_return_avx256_p.
218 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
220 Backport from mainline:
221 2012-12-04 Ian Lance Taylor <iant@google.com>
223 * godump.c (find_dummy_types): Output a dummy type if we couldn't
224 output the real type.
226 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
229 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
230 (PLUS_EXPR): Likewise.
231 * doc/cppopts.texi (--help): Likewise.
232 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
233 (-fdump-rtl-cprop_hardreg): Likewise.
234 (-fdump-rtl-csa): Likewise.
235 (-fdump-rtl-dce): Likewise.
236 (-fdump-rtl-dbr): Likewise.
237 (-fdump-rtl-into_cfglayout): Likewise.
238 (-fdump-rtl-outof_cfglayout): Likewise.
240 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
243 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
244 (arm_print_operand, case 'S'): Don't use shift_operator to validate
247 2013-03-14 Seth LaForge <sethml@google.com>
250 Backport from mainline
251 2012-10-22 Julian Brown <julian@codesourcery.com>
253 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
254 VFP D registers in big-endian mode.
256 2013-03-08 Joey Ye <joey.ye@arm.com>
258 Backport from mainline
259 2013-03-06 Joey Ye <joey.ye@arm.com>
262 * gcc.c (convert_white_space): New function.
263 (main): Handles white space in function name.
265 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
267 Backport from mainline
268 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
271 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
272 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
273 to SH_DIV_CALL_TABLE for TARGET_SH2.
274 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
276 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
277 mdiv= call-div1, call-fp, call-table options.
279 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
281 * config.gcc (arm*-*-rtemself*): New.
282 (arm*-*-rtems*): Removed.
283 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
284 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
286 2013-03-01 Richard Biener <rguenther@suse.de>
288 Backport from mainline
289 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
291 PR tree-optimization/55481
292 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
293 back to general rewriting if we cannot leave an original biv
296 2013-03-01 Richard Biener <rguenther@suse.de>
298 Backport from mainline
299 2012-04-10 Richard Guenther <rguenther@suse.de>
302 * gimple-low.c (gimple_check_call_args): Properly account for
303 compatible aggregate types.
305 2013-02-26 Nick Clifton <nickc@redhat.com>
308 Import this patch from the mainline:
310 2012-08-17 Nick Clifton <nickc@redhat.com>
312 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
313 (branch_true): Likewise.
314 (branch_false): Likewise.
316 2013-02-26 Jakub Jelinek <jakub@redhat.com>
318 PR tree-optimization/56443
319 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
320 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
321 to type_for_mode langhook.
323 2013-02-21 Jakub Jelinek <jakub@redhat.com>
326 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
329 2013-02-19 Jakub Jelinek <jakub@redhat.com>
331 Backported from mainline
332 2013-02-19 Jakub Jelinek <jakub@redhat.com>
334 PR tree-optimization/56350
335 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
336 if haven't found reduction or nested cycle operand, rather than
337 asserting we must find it.
339 PR tree-optimization/56381
340 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
343 2013-02-08 Jakub Jelinek <jakub@redhat.com>
345 PR tree-optimization/56250
346 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
347 if type is unsigned and code isn't MULT_EXPR.
349 2013-02-06 Jakub Jelinek <jakub@redhat.com>
352 * omp-low.c (use_pointer_for_field): Return false if
353 lower_send_shared_vars doesn't generate any copy-out code.
355 2012-11-27 Jakub Jelinek <jakub@redhat.com>
357 PR tree-optimization/55110
358 * tree-vect-loop.c (vectorizable_reduction): Don't assert
359 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
361 2013-02-18 Richard Biener <rguenther@suse.de>
364 2013-02-04 Richard Biener <rguenther@suse.de>
366 Backport from mainline
367 2012-07-04 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/53844
370 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
371 the loop virtual PHI.
373 2013-02-13 David S. Miller <davem@davemloft.net>
375 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
377 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
379 Backport from mainline
380 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
382 PR rtl-optimization/56275
383 * simplify-rtx.c (avoid_constant_pool_reference): Check that
384 offset is non-negative and less than cmode size before
385 calling simplify_subreg.
387 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
389 Backport from mainline
390 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/sse.md (FMAMODEM): New mode iterator.
393 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
394 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
396 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
399 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
400 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
402 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
404 Backport from mainline
405 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
408 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
409 If there is no implicit builtin declaration, just return NULL.
411 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
412 Michael Meissner <meissner@linux.vnet.ibm.com>
414 Backport from mainline
415 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
416 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
418 2013-02-07 David S. Miller <davem@davemloft.net>
420 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
422 * var-tracking.c (vt_add_function_parameter): Test the presence of
423 HAVE_window_save properly and do not remap argument registers when
424 we have a leaf function.
426 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
428 Backport from mainline
429 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
432 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
434 * config/i386/i386.c (ix86_print_operand): Ditto.
436 2013-02-07 Alan Modra <amodra@gmail.com>
439 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
440 static chain, set REST_INLINE_FPRS too.
442 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
444 Backport from mainline
445 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
447 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
448 * configure: Regenerate.
450 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
452 Backport from mainline
453 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
454 Andrew Dixie <andrewd@gentrack.com>
456 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
459 2013-02-05 Richard Biener <rguenther@suse.de>
461 Backport from mainline
462 2012-12-10 Richard Biener <rguenther@suse.de>
464 PR tree-optimization/55107
465 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
466 (bitmap_set_replace_value): Add gcc_unreachable.
467 (do_regular_insertion): Re-write all_same handling. Insert
468 an assignment instead of a PHI in this case.
469 (execute_pre): Do not record constified events.
471 2013-02-05 Richard Biener <rguenther@suse.de>
473 PR tree-optimization/54767
474 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
475 backedges drop all symbolical range information.
476 (execute_vrp): Compute backedges.
478 2013-02-04 Richard Biener <rguenther@suse.de>
480 Backport from mainline
481 2012-01-11 Richard Guenther <rguenther@suse.de>
483 PR tree-optimization/44061
484 * tree-vrp.c (extract_range_basic): Compute zero as
485 value-range for __builtin_constant_p of function parameters.
487 2013-01-08 Jakub Jelinek <jakub@redhat.com>
490 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
492 2013-02-04 Richard Biener <rguenther@suse.de>
494 Backport from mainline
495 2012-07-04 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/53844
498 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
499 the loop virtual PHI.
501 2012-12-13 Richard Biener <rguenther@suse.de>
504 * tree-streamer.c (record_common_node): Check that we are not
505 recursively pre-loading nodes we want to skip. Handle
506 char_type_node appearing as part of va_list_type_node.
508 2013-02-04 Richard Biener <rguenther@suse.de>
511 * gimple.h (gimple_call_builtin_class_p): New function.
512 * gimple.c (validate_call): New function.
513 (gimple_call_builtin_class_p): Likewise.
514 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
515 Use gimple_call_builtin_class_p.
516 (find_func_clobbers): Likewise.
517 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
518 (strlen_optimize_stmt): Likewise.
520 2013-02-01 Jakub Jelinek <jakub@redhat.com>
522 Backported from mainline
523 2013-01-28 Jakub Jelinek <jakub@redhat.com>
525 PR tree-optimization/56125
526 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
527 pow(x,c) into sqrt(x) * powi(x, n/2) or
528 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
530 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
531 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
534 2013-01-25 Jakub Jelinek <jakub@redhat.com>
536 PR tree-optimization/56098
537 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
538 for stmts with volatile ops.
539 (cond_store_replacement): Don't optimize if assign has volatile ops.
540 (cond_if_else_store_replacement_1): Don't optimize if either
541 then_assign or else_assign have volatile ops.
543 2013-01-23 Jakub Jelinek <jakub@redhat.com>
546 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
547 instead of cmpdi_operand for first comparison operand.
548 Don't assert that comparison operands aren't both constants.
550 2013-01-21 Jakub Jelinek <jakub@redhat.com>
552 PR tree-optimization/56051
553 * fold-const.c (fold_binary_loc): Don't fold
554 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
555 a narrowing conversion, or widening conversion from signed
558 2013-01-18 Jakub Jelinek <jakub@redhat.com>
561 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
562 the case where writing real complex part of target modifies
565 2013-01-15 Jakub Jelinek <jakub@redhat.com>
568 * function.c (thread_prologue_and_epilogue_insns): Always
569 add crtl->drap_reg to set_up_by_prologue.set, even if
570 stack_realign_drap is false.
572 2013-01-10 Jakub Jelinek <jakub@redhat.com>
574 PR tree-optimization/55921
575 * tree-complex.c (expand_complex_asm): New function.
576 (expand_complex_operations_1): Call it for GIMPLE_ASM.
578 2013-01-03 Jakub Jelinek <jakub@redhat.com>
580 PR rtl-optimization/55838
581 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
582 iv0.step, iv1.step and step.
584 2012-11-23 Jakub Jelinek <jakub@redhat.com>
587 * Makefile.in (gimple-low.o): Depend on langhooks.h.
588 * gimple-low.c: Include langhooks.c.
589 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
590 by default call lang_hooks.block_may_fallthru.
591 * langhooks.h (struct lang_hooks): Add block_may_fallthru
593 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
594 (LANG_HOOKS_INITIALIZER): Use it.
596 2012-11-20 Jakub Jelinek <jakub@redhat.com>
599 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
600 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
601 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
602 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
603 fail if the last real insn doesn't have REG_ARGS_SIZE note.
605 2012-11-17 Jakub Jelinek <jakub@redhat.com>
607 PR tree-optimization/55236
608 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
609 and signed ARG0_TYPE, force low and high to be non-NULL.
611 2012-11-13 Jakub Jelinek <jakub@redhat.com>
613 PR rtl-optimization/54127
614 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
615 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
616 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
617 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
618 REG_LABEL_TARGET and REG_LABEL_OPERAND.
620 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
622 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
623 range isn't testing for zero.
625 2013-01-29 Richard Biener <rguenther@suse.de>
627 PR tree-optimization/56113
628 * tree-ssa-structalias.c (equiv_class_lookup): Also return
630 (label_visit): Free duplicate bitmaps and record the leader instead.
631 (perform_var_substitution): Adjust.
633 2013-01-28 Serowk <serowk@yandex.ru>
636 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
637 Fix mode checks to allow for the passing of constants in the
639 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
640 Add entries in the switch statement for builtin iwmmxt vector
641 shift and rotate builtins.
643 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
645 Backport from mainline
646 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
649 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
650 operand 0 in movabs insn template for -masm=intel asm alternative.
651 (*movabs<mode>_2): Ditto for operand 1.
653 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
655 Backport from mainline
656 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
660 alternative to (o,r).
661 (*movdi_internal_rex64): Remove (!o,n) alternative.
662 (DImode immediate->memory splitter): Remove.
663 (DImode immediate->memory peephole2): Remove.
664 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
665 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
666 alternative to (!o,*r).
667 (*movtf_internal_sse): New pattern.
668 (*movxf_internal_rex64): New pattern.
669 (*movxf_internal): Disable for TARGET_64BIT.
670 (*movdf_internal_rex64): Remove (!o,F) alternative.
672 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
675 involving stack registers slightly.
677 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/constraints.md (Yf): New constraint.
680 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
681 of f constraint to conditionaly disable x87 register preferences.
682 (*movdf_internal): Ditto.
683 (*movsf_internal): Ditto.
685 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
687 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
688 (*movtf_internal_rex64): Add (!o,C) alternative
689 (*movxf_internal_rex64): Ditto.
690 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
692 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
694 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
696 2013-01-24 Martin Jambor <mjambor@suse.cz>
698 Backport from mainline
699 2013-01-04 Martin Jambor <mjambor@suse.cz>
701 PR tree-optimization/55755
702 * tree-sra.c (sra_modify_assign): Do not check that an access has no
703 children when trying to avoid producing a VIEW_CONVERT_EXPR.
705 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
707 Backport from mainline
708 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
712 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
714 PR rtl-optimization/56023
715 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
716 dependent on debug instruction.
718 2013-01-21 Martin Jambor <mjambor@suse.cz>
720 Backport from mainline
721 2013-01-17 Martin Jambor <mjambor@suse.cz>
723 PR tree-optimizations/55264
724 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
725 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
726 for virtual functions.
727 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
729 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
730 virtual methods before inlining is over.
732 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
734 Backport from mainline
735 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
739 store through atomic_store<mode>_1.
740 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
742 2013-01-16 Richard Biener <rguenther@suse.de>
745 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
746 account for bitpos when computing alignment.
748 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
750 Backport from 2013-01-14 trunk r195169.
753 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
754 etc. to 1 and not to __flash.
755 Use LL suffix for __INT24_MAX__ with -mint8.
756 Use ULL suffix for __UINT24_MAX__ with -mint8.
758 2013-01-14 Matthias Klose <doko@ubuntu.com>
760 * doc/invoke.texi: Document -print-multiarch.
761 * doc/install.texi: Document --enable-multiarch.
762 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
763 * configure.ac: Add --enable-multiarch option.
764 Substitute with_cpu, with_float.
765 * configure: Regenerate.
766 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
767 enable_multiarch, with_cpu, with_float: New macros.
768 if_multiarch: New macro, define in terms of enable_multiarch.
769 * genmultilib: Add new argument for the multiarch name.
770 * gcc.c (multiarch_dir): Define.
771 (for_each_path): Search for multiarch suffixes.
772 (driver_handle_option): Handle multiarch option.
773 (do_spec_1): Pass -imultiarch if defined.
774 (main): Print multiarch.
775 (set_multilib_dir): Separate multilib and multiarch names
776 from multilib_select.
777 (print_multilib_info): Ignore multiarch names in multilib_select.
778 * incpath.c (add_standard_paths): Search the multiarch include dirs.
779 * cppdefault.h (default_include): Document multiarch in multilib
781 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
782 include directory for multiarch directories.
783 * common.opt: New options --print-multiarch and -imultilib.
785 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
786 Include i386/t-linux.
787 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
788 Include i386/t-kfreebsd.
789 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
790 * config/i386/t-linux64: Add multiarch names in
791 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
792 * config/i386/t-gnu: New file.
793 * config/i386/t-kfreebsd: Likewise.
794 * config/i386/t-linux: Likewise.
796 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
797 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
798 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
799 for 32bit non-biarch configurations.
801 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
802 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
805 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
807 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
809 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
810 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
811 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
813 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
814 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
815 Include rs6000/t-linux for 32bit non-biarch configurations.
817 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
819 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
821 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
822 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
824 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
825 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
827 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
829 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
830 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
831 (vect_estimate_min_profitable_iter): Adjust to above fix.
832 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
834 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
836 Backport from mainline
837 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
839 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
840 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
841 documentation. Add missing '__' in front of
842 __builtin_ia32_packssdw256.
844 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
846 Backport from mainline
847 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
849 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
850 attribute of movddup insn to DF.
851 (*vec_interleave_lowv2df): Ditto.
852 (vec_dupv2df): Ditto.
854 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
856 Backport from 2013-01-07 trunk r194991, r194992.
859 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
862 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
863 (avr_addrspace_t): Add .section_name field.
864 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
866 (avr_addrspace): Same. Initialize .section_name. Remove last
867 NULL entry. Put __memx into .progmemx.data.
868 (progmem_section_prefix): Remove.
869 (avr_asm_init_sections): No need to initialize progmem_section.
870 (avr_asm_named_section): Use avr_addrspace[].section_name to get
872 (avr_asm_select_section): Ditto. And use get_unnamed_section to
873 retrieve the progmem section.
874 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
875 boundary to run over avr_addrspace[].
876 (avr_register_target_pragmas): Ditto.
878 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
880 Backport from 2013-01-07 trunk r194978.
883 * doc/install.texi (Cross-Compiler-Specific Options): Document
886 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
888 Backport from 2013-01-07 trunk r194968.
891 * config/avr/t-avr: Don't automatically rebuild
892 $(srcdir)/config/avr/t-multilib
893 $(srcdir)/config/avr/avr-tables.opt
894 (avr-mcus): New phony target to build them on request.
895 (s-avr-mlib): Remove.
896 * avr/avr-mcus.def: Adjust comments.
898 2013-01-07 Terry Guo <terry.guo@arm.com>
900 Backport from mainline
901 2012-12-19 Terry Guo <terry.guo@arm.com>
903 * config/arm/arm.c (thumb_find_work_register): Check argument
904 register number based on current PCS.
906 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
908 Backport from mainline
909 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
912 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
913 selected code model, define __code_mode_small__, __code_model_medium__,
914 __code_model_large__, __code_model_32__ or __code_model_kernel__.
915 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
916 xchg temporary register with %k. Declare temporary register as
918 [__x86_64__]: For medium and large code models, preserve %rbx register.
920 2013-01-03 Richard Henderson <rth@redhat.com>
922 * config/i386/i386.c (ix86_expand_move): Always assign to op1
923 after eliminating TLS symbols.
925 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
928 * config/pa/pa.md (movsi): Revert previous change.
929 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
932 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
935 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
938 2013-01-02 Jason Merrill <jason@redhat.com>
941 * tree.c (build_array_type_1): Revert earlier change.
943 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
946 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
949 2012-12-21 Martin Jambor <mjambor@suse.cz>
951 PR tree-optimization/55355
952 * tree-sra.c (type_internals_preclude_sra_p): Also check that
953 bit_position is small enough to fit a single HOST_WIDE_INT.
955 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
957 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
959 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
961 Backport from mainline
962 2012-10-15 Matthias Klose <doko@ubuntu.com>
964 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
965 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
967 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
968 Tomash Brechko <tomash.brechko@gmail.com>
971 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
972 handling of before and after cases.
973 * config/sparc/sync.md (atomic_store): Fix pasto.
975 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
977 * optabs.c (expand_atomic_store): Elide redundant model test.
979 2012-12-13 Richard Henderson <rth@redhat.com>
982 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
984 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
987 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
988 (tldo_stb_sp64): Likewise.
989 (tldo_sth_sp32): Likewise.
990 (tldo_sth_sp64): Likewise.
991 (tldo_stw_sp32): Likewise.
992 (tldo_stw_sp64): Likewise.
993 (tldo_stx_sp64): Likewise.
995 2012-12-10 Kai Tietz <ktietz@redhat.com>
998 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1000 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1002 Backport from mainline
1003 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1004 H.J. Lu <hongjiu.lu@intel.com>
1007 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1008 before using it as insn or call equivalent.
1010 2012-12-06 Jason Merrill <jason@redhat.com>
1013 * tree.c (build_array_type_1): Re-layout if we found it in the
1016 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1018 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1019 opaque cond in all call insns.
1021 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1023 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1024 area if the function allocates dynamic stack space.
1025 (ia64_initial_elimination_offset): Adjust offsets to above change.
1027 2012-12-03 Richard Biener <rguenther@suse.de>
1029 Backport from mainline
1030 2012-09-24 Richard Guenther <rguenther@suse.de>
1032 PR tree-optimization/53663
1033 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1034 native encode/interpret translation on VN_WALKREWRITE.
1036 2012-12-03 Kai Tietz <ktietz@redhat.com>
1039 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1042 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1045 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1047 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1049 Backport from mainline:
1050 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1053 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1054 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1055 (in_nullified_branch_delay): Likewise.
1056 (in_call_delay): Likewise.
1057 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1058 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1059 the $$sh_func_adrs call as variable. Update type of sibcalls and
1060 $$sh_func_adrs call.
1061 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1062 length instead of adjustment. Handle negative and undefined call
1063 adjustments for insn_default_length. Remove adjustment for millicode
1064 insn with unfilled delay slot.
1065 (pa_output_millicode_call): Update for revised millicode length.
1066 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1068 2012-11-29 Kai Tietz <ktietz@redhat.com>
1071 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1072 use by XNEWVEC/XRESIZEVEC.
1074 * i386.c (get_scratch_register_on_entry): Handle
1075 thiscall-convention.
1076 (split_stack_prologue_scratch_regno): Likewise.
1077 (ix86_static_chain): Likewise.
1078 (x86_output_mi_thunk): Likewise.
1080 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1082 Backported from mainline
1083 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1084 Markus Trippelsdorf <markus@trippelsdorf.de>
1087 * lto-opts.c (lto_write_options): Also handle
1088 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1089 OPT_SPECIAL_program_name.
1092 * lto-wrapper.c (merge_and_complain): Handle
1093 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1094 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1096 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1098 PR rtl-optimization/55489
1099 * gcse.c (compute_transp): Precompute a canonical version
1100 of XEXP (x, 0), and pass it to canon_true_dependence.
1102 2012-11-27 Richard Biener <rguenther@suse.de>
1105 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1106 stmt with a NOP instead of removing it.
1108 2012-11-26 Richard Biener <rguenther@suse.de>
1110 Backport from mainline
1111 2012-10-19 Richard Biener <rguenther@suse.de>
1113 PR tree-optimization/54976
1114 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1115 Robustify against odd inner_mode inputs.
1117 2012-10-12 Richard Biener <rguenther@suse.de>
1119 PR tree-optimization/54894
1120 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1121 Handle over-aligned scalar types properly.
1123 2012-10-02 Richard Guenther <rguenther@suse.de>
1126 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1127 cleaning up the CFG.
1129 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1131 Backport from mainline
1132 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1134 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1135 explaining the register ordering preferences.
1137 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1138 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1139 constraints so that the traditional floating point loads, stores,
1140 and moves are done first, then the VSX loads, stores, and moves,
1141 and finally the GPR loads, stores, and moves so that reload
1142 chooses FPRs over GPRs, and uses the traditional load/store
1143 instructions which provide an offset.
1144 (movdf_hardfloat64): Likewise.
1146 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1148 Backported from mainline
1149 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1150 H.J. Lu <hongjiu.lu@intel.com>
1153 * config/i386/i386.c (legitimize_pic_address): Properly handle
1155 (ix86_print_operand_address): Set code to 'k' when forcing
1156 addr32 prefix. For x32, zero-extend negative displacement if
1159 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1161 * common.opt (fvar-tracking-uninit): Document.
1162 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1163 * config/darwin.c (darwin_override_options): Likewise.
1165 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1167 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1168 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1170 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1172 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1174 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1176 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1179 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1181 Backport from mainline
1182 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.c (ix86_init_machine_status): Do not
1185 explicitly clear tls_descriptor_call_expanded_p again.
1187 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1189 * config/i386/sse.md
1190 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1191 as read and written by the instruction.
1193 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1196 (ix86_instantiate_decls): New function.
1197 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1198 stack slot instead of SLOT_VIRTUAL.
1199 <case IX86_BUILTIN_STMXCSR>: Ditto.
1200 (assign_386_stack_local): Do not assert when virtual slot is valid.
1201 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1202 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1203 (truncxf<mode>2): Ditto.
1204 (floatunssi<mode>2): Ditto.
1205 (isinf<mode>2): Ditto.
1206 * config/i386/sync.md (atomic_load<mode>): Ditto.
1207 (atomic_store<mode>): Ditto.
1209 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1212 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1213 the argument is itself a conditional expression.
1215 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1220 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1222 PR tree-optimization/54986
1223 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1224 conversions on entry but add them back on exit if needed.
1226 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1229 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1231 (print_reg): Use true_regnum rather than REGNO.
1232 (ix86_print_operand_address): Remove SUBREG handling.
1234 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1236 Backported from mainline
1237 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1240 * gimple.h (is_gimple_sizepos): New inline function.
1241 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1242 final assignment to expr variable.
1243 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1244 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1245 into a local temporary.
1247 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1249 PR tree-optimization/54877
1250 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1251 use make_ssa_name instead of copy_ssa_name.
1253 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1255 Backport from mainline
1256 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1258 PR tree-optimization/53708
1259 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1260 user-supplied alignment when used with an explicit section name.
1262 2012-11-02 Jeff Law <law@redhat.com>
1264 PR tree-optimization/54985
1265 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1266 from thread_across_edge.
1267 (thread_across_edge): Use it in all cases where we might thread
1270 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1272 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1273 special register pushes before frame probing and allocation.
1275 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1276 Joel Sherrill <joel.sherrill@oarcorp.com>
1278 * config/sparc/t-rtems: New (Custom multilibs).
1279 * config/sparc/t-rtems-64: New (Custom multilibs).
1280 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1281 (sparc-*-rtems*): Add sparc/t-rtems.
1283 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1285 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1287 (hash_rtx): Likewise.
1289 2012-10-29 Terry Guo <terry.guo@arm.com>
1291 Backport from mainline
1292 2012-10-11 Terry Guo <terry.guo@arm.com>
1294 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1296 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1299 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1301 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1302 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1304 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1306 * config/avr/t-rtems: Revert previous commit.
1308 2012-10-26 Terry Guo <terry.guo@arm.com>
1310 Backport from mainline
1311 2012-10-23 Terry Guo <terry.guo@arm.com>
1314 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1317 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1319 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1321 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1323 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1325 * config.gcc (microblaze*-*-rtems*): New target.
1326 * config/microblaze/rtems.h: New.
1327 * config/microblaze/t-rtems: New.
1329 2012-10-25 Richard Biener <rguenther@suse.de>
1331 PR tree-optimization/54902
1332 * tree-ssa-pre.c (fini_pre): Return TODO.
1333 (execute_pre): Adjust.
1334 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1335 blocks before computing dominators.
1337 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1339 Backport from mainline
1340 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.c (memory_address_length): Assert that non-null
1343 base or index RTXes are registers. Do not check for REG RTXes.
1344 Determine addr32 prefix using SImode_address_operand or
1345 from original base and index RTXes. Simplify code.
1347 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386-protos.h (memory_address_length): Add new bool
1350 argument. Update all uses.
1351 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1352 add length of addr32 prefix based on mode of base or index register.
1353 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1354 addresses here. Update call to memory_address_length.
1355 (ix86_print_address_operand): Use SImode_address_operand predicate.
1356 * config/i386/predicates.md (SImode_address_operand): New.
1357 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1358 to calculate "mode" attribute. Use SImode_address_operand predicate
1359 instead of open-coding accepted RTX codes.
1361 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1363 Backport from 2012-10-22 trunk r192685.
1364 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1365 Note __AVR_<device>__ is not defined for cores.
1366 Don't point to --help=target.
1367 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1369 2012-10-19 Marek Polacek <polacek@redhat.com>
1371 Backported from mainline
1372 2012-10-19 Marek Polacek <polacek@redhat.com>
1375 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1376 pointer/non-pointer comparison.
1378 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1380 Backported from mainline
1381 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1384 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1385 sure the mode is correct when falling through from above cases.
1387 2012-10-19 Alan Modra <amodra@gmail.com>
1389 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1390 (HAVE_LD_LARGE_TOC): Likewise.
1391 * configure: Regenerate.
1393 2012-10-19 Alan Modra <amodra@gmail.com>
1395 * config/rs6000/predicates.md (splat_input_operand): Don't call
1396 input_operand for MEMs. Instead check for volatile and call
1397 memory_address_addr_space_p with modified mode.
1399 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1401 Backported from mainline
1402 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1404 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1406 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1408 PR rtl-optimization/54870
1409 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1410 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1411 SSA_NAME pointer that points to a partition if there is at least
1412 one variable with it set in the partition.
1413 * dse.c (local_variable_can_escape): New predicate.
1414 (can_escape): Call it.
1415 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1416 mark the SSA_NAME pointer that points to a partition.
1418 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1420 Backport from mainline
1421 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1423 PR rtl-optimization/53701
1424 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1425 rocess not only expr's vinsns but all old vinsns from expr's
1428 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1430 Backport from mainline
1431 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1434 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1436 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1437 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1438 only if producer writes to the register given by regno.
1440 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1442 Backport from mainline
1443 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1446 (UNSPEC_LOADU): New.
1447 (UNSPEC_STOREU): Ditto.
1448 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1449 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1450 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1451 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1452 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1453 (<sse2>_storedqu<avxsizesuffix>): ... this.
1454 (*sse4_2_pcmpestr_unaligned): Update.
1455 (*sse4_2_pcmpistr_unaligned): Ditto.
1457 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1458 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1459 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1460 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1461 gen_sse2_load{dqu,upd} to load from unaligned memory and
1462 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1464 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1465 Use CODE_FOR_sse_loadups.
1466 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1467 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1468 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1469 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1470 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1471 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1472 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1473 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1474 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1475 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1476 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1478 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1480 Backport from trunk (r190222):
1482 PR tree-optimization/54146
1483 * ifcvt.c: Include pointer-set.h.
1484 (cond_move_process_if_block): Change type of then_regs and
1485 else_regs from alloca'd array to pointer_sets.
1486 (check_cond_move_block): Update for this change.
1487 (cond_move_convert_if_block): Likewise.
1488 * Makefile.in: Fix dependencies for ifcvt.o.
1490 2012-10-15 Richard Guenther <rguenther@suse.de>
1492 PR tree-optimization/54920
1493 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1494 allocate temporary storage for all NARY elements.
1496 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1499 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1501 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1503 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1504 default_use_cxa_atexit to yes.
1506 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1508 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1510 2012-10-05 Jan Hubicka <jh@suse.cz>
1511 Jakub Jelinek <jakub@redhat.com>
1513 PR tree-optimization/33763
1514 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1515 attribute for redefined extern inline functions.
1517 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1519 Backported from mainline
1520 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1522 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1523 in SSE and YMM state support check for -march=native.
1525 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1528 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1531 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1533 Backported from mainline
1534 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1537 * doc/invoke.texi: Document -mprefer-avx128.
1539 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1541 Backported from mainline
1542 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1545 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1546 (XSTATE_FP): Likewise.
1547 (XSTATE_SSE): Likewise.
1548 (XSTATE_YMM): Likewise.
1549 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1550 SSE and YMM states aren't supported.
1552 2012-10-01 Tom de Vries <tom@codesourcery.com>
1554 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1557 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1560 * config/s390/s390.c (s390_option_override): Add missing break.
1562 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1564 Backport from mainline
1565 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1567 * config.gcc: Replace 'host' with 'target' when configuring for
1568 powerpc64*-*-freebsd.
1570 2012-09-28 Meador Inge <meadori@codesourcery.com>
1572 Backport from mainline
1573 2012-09-27 Meador Inge <meadori@codesourcery.com>
1575 * gcc-ar.c (main): Handle the returning of the sub-process error
1578 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1580 Backport from 2012-09-28 trunk r191821.
1581 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1583 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1586 * simplify-rtx.c (simplify_binary_operation_1): Perform
1587 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1589 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1591 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1592 TYPE_NONALIASED_COMPONENT flag.
1593 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1594 TYPE_NONALIASED_COMPONENT flag.
1596 2012-09-21 Richard Guenther <rguenther@suse.de>
1599 Backport from mainline
1600 2012-04-19 Richard Guenther <rguenther@suse.de>
1602 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1605 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1608 * c-typeck.c (c_cast_expr): When casting to a type requiring
1609 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1612 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1615 * c-typeck.c (build_unary_op): Pass original argument of
1616 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1617 any C_MAYBE_CONST_EXPR, if it has integer operands.
1618 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1619 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1620 to c_objc_common_truthvalue_conversion, then remove any
1621 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1622 c_objc_common_truthvalue_conversion not
1623 c_common_truthvalue_conversion.
1624 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1625 call note_integer_operands for arguments with integer operands
1626 that are not integer constants.
1628 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1630 Backported from mainline
1631 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1633 PR tree-optimization/54563
1634 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1635 gimple_purge_dead_eh_edges if last call has been changed.
1637 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1640 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1641 instead of (match_dup 0) as second argument to vec_merge.
1642 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1643 Remove third alternative.
1644 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1645 operand 2 instead of operand 1, but put it as first argument
1647 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1648 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1651 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1653 * BASE-VER: Set to 4.7.3.
1654 * DEV-PHASE: Set to prerelease.
1656 2012-09-20 Release Manager
1658 * GCC 4.7.2 released.
1660 2012-09-15 Andi Kleen <ak@linux.intel.com>
1662 Backport from mainline
1663 2012-09-07 Andi Kleen <ak@linux.intel.com>
1665 * gcc/lto-streamer.h (res_pair): Add.
1666 (lto_file_decl_data): Replace resolutions with respairs.
1668 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1669 Initialize respairs.
1670 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1672 2012-09-14 Walter Lee <walt@tilera.com>
1674 Backport from mainline.
1675 2012-09-14 Walter Lee <walt@tilera.com>
1677 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1678 option for TILEPro and TILE-Gx.
1680 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.h (x86_prefetchw): New global variable.
1683 (TARGET_PREFETCHW): New macro.
1684 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1685 (processor_alias_table): Add PTA_PREFETCHW to
1686 bdver1, bdver2 and btver1.
1687 (ix86_option_override_internal): Set x86_prefetchw for
1688 PTA_PREFETCHW targets.
1689 * config/i386/i386.md (prefetch): Expand to prefetchw
1690 for TARGET_PREFETCHW.
1691 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1693 Backport from mainline
1694 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1696 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1697 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1699 (*prefetch_sse): ... this.
1700 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1702 (*prefetch_3dnow): ... this.
1704 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1707 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1708 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1710 2012-09-12 Teresa Johnson <tejohnson@google.com>
1712 Backport from mainline.
1713 2012-09-12 Teresa Johnson <tejohnson@google.com>
1715 PR gcov-profile/54487
1716 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1717 test using F_SETLKW with fcntl.
1718 * configure, config.in: Regenerate.
1720 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1722 Backport from mainline
1723 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1725 * config/i386/i386.md : Comments on fma4 instruction selection
1726 reflect requirement on register pressure based cost model.
1728 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1729 flag is set-reset as informed by the cpuid flag.
1731 * config/i386/i386.c (processor_alias_table): fma4
1732 flag is enabled for bdver2.
1734 2012-09-12 Christian Bruel <christian.bruel@st.com>
1736 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1738 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1740 * config.gcc: Obsolete picochip-*.
1742 2012-09-11 Richard Guenther <rguenther@suse.de>
1745 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1746 on flag_toplevel_reorder.
1748 2012-09-10 Richard Henderson <rth@redhat.com>
1750 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1753 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1755 Backport from 2012-09-10 mainline r191132.
1758 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1760 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1763 * tree-sra.c (disqualify_base_of_expr): Check for possible
1764 NULL_TREE returned by get_base_address()
1766 2012-09-07 Richard Guenther <rguenther@suse.de>
1768 Backport from mainline
1769 2012-06-26 Jan Hubicka <jh@suse.cz>
1772 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1775 2012-09-07 Richard Guenther <rguenther@suse.de>
1777 Backport from mainline
1778 2012-07-13 Richard Guenther <rguenther@suse.de>
1780 PR tree-optimization/53922
1781 * tree-vrp.c (value_inside_range): Change prototype to take
1782 min/max instead of value-range.
1783 (range_includes_zero_p): Likewise. Return the result from
1785 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1786 return value from range_includes_zero_p.
1787 (extract_range_from_unary_expr_1): Likewise.
1788 (compare_range_with_value): Likewise.
1789 (vrp_meet_1): Likewise.
1791 2012-09-07 Richard Guenther <rguenther@suse.de>
1794 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1795 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1796 arguments separately.
1798 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1800 Backported from mainline
1801 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1803 PR rtl-optimization/54455
1804 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1805 bb ends up with asm goto referencing bb's label.
1807 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1809 Backport from mainline.
1810 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1811 Richard Earnshaw <richard.earnshaw@arm.com>
1814 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1815 element size. Use elem_type from the formal parameter. New parameter
1817 (neon_expand_args): Adjust call to neon_dereference_pointer.
1819 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1821 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1822 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1824 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1826 Backport from mainline
1827 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/i386.md (isa): Add fma and fma4.
1830 (enabled): Handle fma and fma4.
1831 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1832 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1833 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1834 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1835 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1836 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1838 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1841 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1842 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1844 2012-09-06 Richard Guenther <rguenther@suse.de>
1846 PR tree-optimization/54498
1847 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1848 abort when reaching an already visited region.
1849 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1850 (get_continuation_for_phi_1): Likewise.
1851 (walk_non_aliased_vuses): When we translated the reference,
1852 abort when we re-visit a region.
1853 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1855 2012-09-06 Andrew Pinski <apinski@cavium.com>
1858 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1860 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1863 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1864 build_int_cst with size_type_node instead of size_int.
1866 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1868 Backport from 2012-09-05 mainline r190697.
1871 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1872 configured --with-avrlibc.
1873 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1875 * config/avr/avrlibc.h: New file.
1876 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1877 configured --with-avrlibc.
1878 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1880 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1882 Backport from 2012-09-04 mainline r190919
1885 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1886 of size less than 4 bytes by using macro ARM_NUM_INTS.
1887 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1889 2012-09-04 Richard Henderson <rth@redhat.com>
1891 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1893 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1895 Backport from 2012-09-04 mainline r190920
1898 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1900 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1902 Backport from 2012-09-04 mainline r190914
1905 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1907 (avr_allocate_stack_slots_for_args): ...this new static function.
1909 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1911 Backported from mainline
1912 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1915 * doc/invoke.texi: Add -da and remove -dm.
1917 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1919 Backported from mainline
1920 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1923 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1924 operands[1] is CONST_INT_P, convert it to QImode before printing.
1926 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1929 * c-convert.c (convert): Don't call fold_convert_loc if
1930 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1931 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1932 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1934 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1937 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1938 if init is a CONSTRUCTOR.
1940 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1942 PR rtl-optimization/54369
1943 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1944 calling dbr_schedule.
1945 * config/sparc/sparc.c (sparc_reorg): Likewise.
1947 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1949 Backport from mainline
1950 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1952 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1953 case for Atom processor.
1955 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1957 Backport from mainline
1958 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1962 true for TARGET_64BIT or !flag_pic.
1963 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1964 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1965 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1966 Add insn constraint. Conditionally emit xchg asm insns.
1967 (atomic_compare_and_swap<mode>): Update calls. Check only
1968 cmpxchg8b_pic_memory_operand in memory address fixup.
1970 (CASHMODE): Rename from DCASHMODE.
1971 (doublemodesuffix): Update modes.
1972 (regprefix): New mode attribute.
1974 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1975 <UNSPECV_CMPXCHG>: New constant.
1976 (atomic_compare_and_swap<mode>_1): Rename from
1977 atomic_compare_and_swap_single<mode>. Update calls and
1978 unspec_volatile constants.
1979 (atomic_compare_and_swap<mode>_doubleword): Rename from
1980 atomic_compare_and_swap_double<mode>. Update calls and
1981 unspec_volatile constants.
1983 2012-08-28 Walter Lee <walt@tilera.com>
1985 Backport from mainline
1986 2012-08-28 Walter Lee <walt@tilera.com>
1988 * confg/tilegx/tilegx.md: Fix code style.
1989 (*zero_extendsidi_truncdisi): Fix typo.
1990 * config/tilegx/tilegx.c: Fix code style.
1991 (tilegx_function_profiler): Fix typo.
1993 2012-08-27 Walter Lee <walt@tilera.com>
1995 Backport from mainline
1996 2012-08-27 Walter Lee <walt@tilera.com>
1998 * doc/md.texi (TILE-Gx): Fix typo.
2000 2012-08-27 Walter Lee <walt@tilera.com>
2002 Backport from mainline
2003 2012-08-27 Walter Lee <walt@tilera.com>
2005 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2006 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2008 2012-08-27 Walter Lee <walt@tilera.com>
2010 Backport from mainline
2011 2012-08-27 Walter Lee <walt@tilera.com>
2013 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2014 (insn_bfins): Delete.
2016 2012-08-27 Walter Lee <walt@tilera.com>
2018 Backport from mainline
2019 2012-08-27 Walter Lee <walt@tilera.com>
2021 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2022 atomic_exchange_bare<mode>,
2023 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2024 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2025 * config/tilegx/tilegx.md (type): Add X1_remove.
2026 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2027 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2028 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2031 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2033 PR rtl-optimization/54088
2034 * jump.c (delete_related_insns): Robustify latest change.
2036 2012-08-21 Richard Guenther <rguenther@suse.de>
2038 Backport from mainline
2039 2012-08-16 Richard Guenther <rguenther@suse.de>
2042 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2044 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2045 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2046 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2047 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2048 (tree_ssa_lim_finalize): Free all mem_refs.
2049 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2050 scc when bailing out.
2051 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2052 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2053 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2054 FOR_EACH_LOOP_BREAK.
2056 2012-08-17 Richard Guenther <rguenther@suse.de>
2058 * tree-sra.c (modify_function): Free redirect_callers vector.
2059 * ipa-split.c (split_function): Free args_to_pass vector.
2060 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2062 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2063 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2064 (vect_analyze_slp_instance): Free everything.
2065 (destroy_bb_vec_info): Free the SLP instances.
2067 2012-08-17 Richard Guenther <rguenther@suse.de>
2069 * params.def (integer-share-limit): Decrease from 256 to 251,
2072 2012-08-21 Richard Guenther <rguenther@suse.de>
2074 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2075 the affine expansion cache.
2077 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2079 Backported from trunk
2080 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2083 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2085 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2087 Backport from mainline.
2088 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2091 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2092 mark as predicable. Adjust asm template.
2093 (vec_setv2di_internal): Likewise.
2094 (vec_extract<mode> VD, VQ): Likewise.
2095 (vec_extractv2di): Likewise.
2096 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2097 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2098 (neon_vdup_n<mode> VX, V32): Likewise.
2099 (neon_vdup_nv2di): Likewise.
2101 2012-08-17 Walter Lee <walt@tilera.com>
2103 Backport from mainline
2104 2012-08-17 Walter Lee <walt@tilera.com>
2106 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2107 (FEEDBACK_ENTER): Define.
2108 (FEEDBACK_REENTER): Define.
2109 (FEEDBACK_ENTRY): Define.
2110 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2111 (FEEDBACK_ENTER): Define.
2112 (FEEDBACK_REENTER): Define.
2113 (FEEDBACK_ENTRY): Define.
2115 2012-08-16 Walter Lee <walt@tilera.com>
2117 Backport from mainline
2118 2012-08-16 Walter Lee <walt@tilera.com>
2120 * config.gcc (tilegx-*-linux*): Add feedback.h.
2121 (tilepro-*-linux*): Likewise.
2122 * config/tilegx/feedback.h: New file.
2123 * config/tilepro/feedback.h: New file.
2125 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2127 Backport from mainline r189840 and r187586:
2128 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2130 * config/i386/i386.md (stack_protect_set): Disable the pattern
2131 for Android since Android libc (bionic) does not provide random
2132 value for stack protection guard at gs:0x14. Guard value
2133 will be provided from external symbol (default implementation).
2134 (stack_protect_set_<mode>): Likewise.
2135 (stack_protect_test): Likewise.
2136 (stack_protect_test_<mode>): Likewise.
2137 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2138 not have Bionic by default
2139 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2140 Macro OPTION_BIONIC is defined in this file and provides Bionic
2141 accessibility status
2143 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2145 * configure.ac: Stack protector enabling for Android targets.
2146 * configure: Regenerate.
2148 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2150 Backported from trunk
2151 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2153 PR rtl-optimization/53942
2154 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2155 directly from likely spilled non-fixed hard registers, move them
2158 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2160 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2161 (xop_phaddubq): Ditto.
2163 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2165 Backport from mainline
2166 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2167 Richard Earnshaw <rearnsha@arm.com>
2169 * target.def (vector_alignment): New target hook.
2170 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2171 * doc/tm.texi: Regenerate.
2172 * targhooks.c (default_vector_alignment): New function.
2173 * targhooks.h (default_vector_alignment): Add prototype.
2174 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2175 * config/arm/arm.c (arm_vector_alignment): New function.
2176 (TARGET_VECTOR_ALIGNMENT): Define.
2178 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2179 vector type alignment instead of size.
2180 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2181 element type size directly instead of computing it from alignment.
2182 Fix variable naming and comment.
2184 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2186 Backport from mainline
2187 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2189 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2190 (alpha_pad_function_end): ... this. Also insert NOP between
2191 sibling call and GP load.
2192 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2194 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2196 Backport from mainline
2197 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2198 H.J. Lu <hongjiu.lu@intel.com>
2200 PR rtl-optimization/54157
2201 * combine.c (gen_lowpart_for_combine): Don't return identity
2202 for CONST or symbolic reference.
2204 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2206 Backport from mainline
2207 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2210 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2211 split_cost argument signed.
2212 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2213 (ix86_avoid_lea_for_addr): Ditto.
2215 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2217 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2218 the address has less than two components.
2220 2012-08-02 Steve Ellcey <sellcey@mips.com>
2222 Backport from mainline
2223 2012-07-19 Steve Ellcey <sellcey@mips.com>
2225 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2228 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2230 Backport from mainline
2231 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2235 negative constant address for TARGET_X32 ...
2236 (ix86_decompose_address): ... here. Reject constant addresses
2237 that don't satisfy x86_64_immediate_operand predicate.
2239 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2243 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2244 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2245 addresses. Prevent zero extensions of CONST_INT operands.
2247 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.md (*lea): New insn pattern.
2252 (*lea<mode>_2): Ditto.
2253 (*lea_{3,4,5,6}_zext): Ditto.
2254 * config/i386/predicates.md (lea_address_operand): Do not reject
2255 zero-extended address operands.
2256 * config/i386/constraints.md (j): Remove address constraint.
2257 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2259 (ix86_print_operand_address): Handle SImode subreg of an address.
2260 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2262 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2264 Backport from mainline
2265 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2268 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2269 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2271 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2272 (*movdi_internal_rex64): Use %E operand modifier for lea.
2273 (*movsi_internal): Ditto.
2275 (*lea<mode>_2): Ditto.
2276 (*lea_{3,4,5,6}_zext): Ditto.
2277 (*tls_global_dynamic_32_gnu): Ditto.
2278 (*tls_global_dynamic_64): Ditto.
2279 (*tls_dynamic_gnu2_lea_32): Ditto.
2280 (*tls_dynamic_gnu2_lea_64): Ditto.
2281 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2283 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2285 Backport from mainline
2286 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2288 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2290 (ix86_print_operand_address): Assert that parts.base and parts.index
2291 are non-NULL after call to simplify_subreg.
2293 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2296 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2298 * config/sh/sh.c (sh_option_override): Do not change
2299 flag_finite_math_only. Set TARGET_IEEE to complement of
2300 flag_finite_math_only.
2301 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2302 description of mieee and mno-ieee behavior.
2304 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2307 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2308 (_lzcnt_u64): Ditto.
2310 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2312 Backport from mainline
2313 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2315 PR rtl-optimization/52250
2316 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2317 to put note list into. Unconditionally call move_bb_info.
2318 (move_bb_info): Do not assert the blocks being in the same region,
2319 just drop the note list if they are not.
2321 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2323 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2325 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2327 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2328 defining statement is a SSA name that occurs in abnormal PHIs.
2330 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2332 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2335 2012-07-19 Richard Guenther <rguenther@suse.de>
2336 Eric Botcazou <ebotcazou@adacore.com>
2338 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2339 about transition from invariant to known bits.
2340 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2342 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2345 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2346 (cleanup_tree_cfg_bb): Don't call it.
2347 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2350 2012-07-19 Christian Bruel <christian.bruel@st.com>
2353 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2355 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2357 * config.gcc (v850-*-rtems*): New target.
2358 * config/v850/rtems.h: New.
2359 * config/v850/t-rtems: New.
2361 2012-07-18 Nick Clifton <nickc@redhat.com>
2363 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2365 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2369 Backport from mainline
2370 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2373 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2374 instead expand it as zero extension.
2376 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2379 QImode and HImode splitters. Use ix86_comparison_operator.
2380 Explicitly match FLAGS_REG.
2381 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2383 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2384 Steven Bosscher <steven@gcc.gnu.org>
2385 Bernd Schmidt <bernds@codesourcery.com>
2387 PR rtl-optimization/53908
2388 * df-problems.c (can_move_insns_across): When doing
2389 memory-reference book-keeping, handle call insns.
2391 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2393 Backport from mainline
2394 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2398 sibcall_insn_operand. Move it to a temporary register if not.
2400 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2403 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2404 emit PIC sequence for fnaddr symbol reference in advance.
2406 2012-07-09 Jason Merrill <jason@redhat.com>
2409 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2410 (type_hash_eq): Likewise.
2413 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2415 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2417 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2418 due to negative shift amount.
2420 2012-07-06 Kai Tietz <ktietz@redhat.com>
2422 Backport from mainline.
2424 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2425 as "/mingw/include".
2427 2012-07-06 Nick Clifton <nickc@redhat.com>
2429 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2430 default_encode_section_info.
2432 2012-07-06 Richard Guenther <rguenther@suse.de>
2434 Backport from mainline
2435 2012-03-30 Richard Guenther <rguenther@suse.de>
2438 * double-int.c (rshift_double): Remove not needed cast.
2440 2012-03-28 Richard Guenther <rguenther@suse.de>
2443 * double-int.h (rshift_double): Remove.
2444 * double-int.c (lshift_double): Use absu_hwi to make count
2446 (rshift_double): Make static, take unsigned count argument,
2447 remove handling of negative count argument.
2448 (double_int_rshift): Dispatch to lshift_double.
2450 2012-07-06 Richard Guenther <rguenther@suse.de>
2452 Backport from mainline
2453 2012-06-18 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/53693
2456 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2457 Reject operands with more than one use.
2459 2012-07-06 Richard Guenther <rguenther@suse.de>
2461 Backport from mainline
2462 2012-04-11 Richard Guenther <rguenther@suse.de>
2465 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2466 consider loop nesting.
2467 (evolution_function_is_univariate_p): Properly check the remainder
2470 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2472 Backport from mainline
2473 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2475 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2476 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2477 (adjacent_mem_locations): Move some code to and call...
2478 (get_memref_parts): ...new function.
2479 (mem_locations_overlap): New function.
2480 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2481 (is_mem_ref): Rename to...
2482 (find_mem_ref): ...this. Return MEM rtx.
2483 (get_store_dest): Remove function.
2484 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2485 new parameter and adjust calls.
2486 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2487 mem refs overlap for true_store_to_load_dep_costly.
2488 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2489 passed to adjacent_mem_locations.
2490 (is_costly_group): Walk resolved dependency list.
2491 (force_new_group): Emit group ending nop for Power6/Power7.
2492 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2493 (group_ending_nop): New define_insn.
2495 2012-07-04 Richard Guenther <rguenther@suse.de>
2498 * gimple-fold.c (get_base_constructor): Do not return an
2499 error_mark_node DECL_INITIAL.
2501 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2503 Backport from mainline
2504 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2507 code model string in the error message.
2509 2012-07-04 Tristan Gingold <gingold@adacore.com>
2511 Backport from mainline.
2512 2012-06-25 Tristan Gingold <gingold@adacore.com>
2514 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2515 (seh_cfa_adjust_cfa): ... that function.
2516 (seh_emit_stackalloc): Do not emit out of range values.
2517 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2518 UNSPEC_DEF_CFA constants.
2519 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2520 * config/i386/i386.c (ix86_frame_pointer_required): Required
2521 for very large frames on SEH target.
2522 (ix86_compute_frame_layout): Save area is before frame pointer
2523 on SEH target. Handle very large frames.
2524 (ix86_expand_prologue): Likewise.
2526 2012-07-04 Richard Guenther <rguenther@suse.de>
2528 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2529 as in free_lang_data_in_type.
2531 2012-07-02 Martin Jambor <mjambor@suse.cz>
2533 Backport from mainline.
2534 2012-07-02 Martin Jambor <mjambor@suse.cz>
2537 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2538 dynamic type change check.
2540 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2542 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2543 last statement of the finally block onto the switch.
2545 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2547 * configure: Regenerate.
2549 Backport from mainline.
2550 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2552 * config.gcc (target_type_format_char): New. Document it. Set it for
2554 * configure.ac (gnu_unique_option): Use target_type_format_char
2555 in test. Comment rationale.
2557 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2559 Backport from mainline.
2560 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2562 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2564 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2566 Backport from 2012-06-28 mainline r189049
2569 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2570 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2571 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2572 avr_hard_regno_call_part_clobbered.
2574 2012-06-28 Richard Guenther <rguenther@suse.de>
2577 * expr.c (expand_expr_real_1): Verify if the type is complete
2578 before inspecting its size.
2580 2012-06-27 Nick Clifton <nickc@redhat.com>
2582 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2585 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2588 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2590 2012-06-26 Nick Clifton <nickc@redhat.com>
2592 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2594 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2597 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2598 of x x x in the vmovlps load alternative.
2600 2012-06-22 Richard Guenther <rguenther@suse.de>
2602 * gcov-iov.c: Include bconfig.h and system.h.
2604 2012-06-22 Richard Guenther <rguenther@suse.de>
2606 PR gcov-profile/53744
2607 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2609 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2611 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2612 DECL_IGNORED_P non-reg vars even if they are used.
2614 2012-06-19 Jason Merrill <jason@redhat.com>
2617 * dwarf2out.c (modified_type_die): Use scope_die_for.
2618 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2619 (uses_local_type_r, uses_local_type): New.
2620 (scope_die_for): Keep a type that uses a local type in local scope.
2621 Use get_context_die for namespace and type scope.
2623 2012-06-19 Richard Guenther <rguenther@suse.de>
2626 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2627 replace it with the first non-BLOCK context.
2629 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2631 PR rtl-optimization/53700
2633 Backport from mainline
2634 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2636 * ira-color.c (setup_left_conflict_sizes_p): Process all
2637 conflicting objects.
2639 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2641 Backport from mainline
2642 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2646 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2647 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2648 instead of xop_mulv2div2di3_low.
2649 (xop_p<macs>dql): Fix vec_select selector.
2650 (xop_p<macs>dqh): Ditto.
2651 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2652 (xop_mulv2div2di3_high): Ditto.
2654 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2656 Backport from mainline:
2657 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2659 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2661 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2663 Backport from mainline:
2664 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2666 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2667 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2668 MAX_PCREL17F_OFFSET instead of fixed offset.
2669 (pa_attr_length_call): Likewise.
2670 (pa_attr_length_indirect_call): Likewise.
2672 2012-06-15 Walter Lee <walt@tilera.com>
2674 Backport from mainline:
2675 2012-06-15 Walter Lee <walt@tilera.com>
2677 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2679 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2681 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2683 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2685 Backport from mainline:
2687 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2688 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2689 * gimple.h (block_in_transaction): Check for flag_tm.
2691 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2693 PR tree-optimization/52558
2695 Backport from mainline:
2696 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2697 * gimple.h (gimple_set_in_transaction): Remove.
2698 (gimple_in_transaction): Look in BB instead.
2699 (gimple_statement_base): Remove in_transaction field.
2700 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2701 * trans-mem.c (compute_transaction_bits): Place transaction bit
2702 information into basic blocks.
2704 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2706 PR tree-optimization/52558
2707 * cfg.c (alloc_aux_for_edge): Fix comment.
2708 (alloc_aux_for_edge): Remove static.
2709 * basic-block.h (alloc_aux_for_edge): Protoize.
2710 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2711 (execute_sm_if_changed_flag): New.
2712 (execute_sm_if_changed_flag_set): New.
2713 (execute_sm): Do not generate data races unless requested.
2714 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2715 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2716 * gimple.h (block_in_transaction): New.
2717 (gimple_in_transaction): Use block_in_transaction.
2719 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2721 Backported from mainline
2722 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2724 PR rtl-optimization/53589
2725 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2726 discovery even when e->dest != target. If any LABEL_REF points
2727 to e->dest label, redirect it to target's label.
2729 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2732 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2733 returns false, replace stmt with GIMPLE_NOP.
2734 (check_omp_nesting_restrictions): Instead of issuing warnings,
2735 issue errors and return false if any errors were reported.
2737 2012-06-14 Richard Guenther <rguenther@suse.de>
2739 * BASE-VER: Set to 4.7.2.
2740 * DEV-PHASE: Set to prerelease.
2742 2012-06-12 Christian Bruel <christian.bruel@st.com>
2745 * config/sh/sh.c (sh_option_override): Don't force
2746 flag_omit_frame_pointer and maccumulate_outgoing_args.
2747 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2749 2012-06-14 Release Manager
2751 * GCC 4.7.1 released.
2753 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2755 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2757 2012-06-13 Richard Henderson <rth@redhat.com>
2759 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2760 iterator instead of INT.
2762 2012-06-08 Richard Henderson <rth@redhat.com>
2765 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2766 note to a clobber insn when no other insn is available.
2768 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2771 * doc/invoke.texi (Wenum-compare): Update documentation.
2773 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2776 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2778 (altivec_stvlxl): Ditto.
2779 (altivec_stvrx): Ditto.
2780 (altivec_stvrxl): Ditto.
2782 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2785 * trans-mem.c (expand_block_edges): Do not skip the first
2786 statement when resetting the BB.
2788 2012-06-04 Richard Guenther <rguenther@suse.de>
2791 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2792 create new assembler names.
2794 2012-06-04 Richard Guenther <rguenther@suse.de>
2796 Backport from mainline
2797 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2800 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2801 larger than maxbits. Don't compute maxbits modulo align.
2802 Also check that unit bytes long store at bitpos / unit * unit
2803 doesn't affect bits beyond bitregion_end.
2804 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2805 would not fit into bitregion_start ... bitregion_end + 1 bit
2807 (store_split_bit_field): Decrease unit close to end of bitregion_end
2808 if access is restricted in order to avoid mutual recursion.
2810 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2812 Backport from 2012-06-04 mainline r188172
2815 * config/avr/avr-stdint.h: New file.
2816 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2819 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2821 PR tree-optimization/53550
2822 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2823 is POINTER_TYPE_P, use sizetype as step type instead of type.
2825 2012-06-04 Richard Guenther <rguenther@suse.de>
2826 Eric Botcazou <ebotcazou@adacore.com>
2828 Backport from mainline
2829 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2831 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2832 Change type of BITOFFSET to signed. Make sure the lower bound of
2833 the computed range is non-negative by adjusting OFFSET and BITPOS.
2834 (expand_assignment): Adjust call to get_bit_range.
2836 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2838 * expr.c (get_bit_range): Return the null range if the enclosing record
2839 is part of a larger bit field.
2841 2012-03-20 Richard Guenther <rguenther@suse.de>
2843 * stor-layout.c (finish_bitfield_representative): Fallback
2844 to conservative maximum size if the padding up to the next
2845 field cannot be computed as a constant.
2846 (finish_bitfield_layout): If we cannot compute the distance
2847 between the start of the bitfield representative and the
2848 bitfield member start a new representative.
2849 * expr.c (get_bit_range): The distance between the start of
2850 the bitfield representative and the bitfield member is zero
2851 if the field offsets are not constants.
2853 2012-03-16 Richard Guenther <rguenther@suse.de>
2855 * stor-layout.c (finish_bitfield_representative): Fall back
2856 to the conservative maximum size if we cannot compute the
2857 size of the tail padding.
2859 2012-03-14 Richard Guenther <rguenther@suse.de>
2861 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2862 * stor-layout.c (start_bitfield_representative): New function.
2863 (finish_bitfield_representative): Likewise.
2864 (finish_bitfield_layout): Likewise.
2865 (finish_record_layout): Call finish_bitfield_layout.
2866 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2867 for QUAL_UNION_TYPE fields.
2868 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2869 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2870 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2875 * expr.c (get_bit_range): Unconditionally extract bitrange
2876 from DECL_BIT_FIELD_REPRESENTATIVE.
2877 (expand_assignment): Adjust call to get_bit_range.
2879 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2882 * fold-const.c (fold_binary_loc): Refine previous change.
2884 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2886 Backport from mainline
2887 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2890 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2891 avoid going above orig insn. Update comments.
2893 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2895 Backport from mainline
2896 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2899 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2900 prologue for unwinder and profiler.
2902 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2904 Backport from mainline
2905 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2907 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2909 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2911 Backport from mainline
2912 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2914 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2915 DBX_REGISTER_NUMBER.
2917 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2919 Backport from mainline
2920 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2922 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2923 operand is CONST_INT. Take COSTS_N_INSNS into account.
2924 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2927 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2929 * config/avr/avr.opt (-msp8): Document it.
2930 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2932 2012-05-31 Richard Guenther <rguenther@suse.de>
2935 * expr.c (expand_assignment): Do not use movmisalign on
2938 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2941 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2942 (pa_section_type_flags): New.
2943 (pa_legitimate_constant_p): Revert previous change.
2945 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2947 Backport from mainline
2948 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2951 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2952 accessed indirectly.
2953 (ipa_tm_create_version): Same.
2955 2012-05-30 Jason Merrill <jason@redhat.com>
2958 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2959 about array compound literals.
2961 2012-05-30 Richard Guenther <rguenther@suse.de>
2964 * fold-const.c (fold_binary_loc): Make sure to call
2965 fold_plusminus_mult_expr with the original sign of operands.
2967 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2969 * explow.c (probe_stack_range): Restore simple control flow and stop
2970 again when the probe cannot be generated if HAVE_check_stack.
2972 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2974 PR rtl-optimization/53519
2975 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2976 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2978 2012-05-29 Richard Guenther <rguenther@suse.de>
2980 PR tree-optimization/53516
2981 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2983 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2985 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2987 Backport from mainline
2988 2012-05-28 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/53438
2991 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2993 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2995 Backport from mainline
2996 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2998 PR rtl-optimization/52528
2999 * combine.c (can_combine_p): Add setting of subst_low_luid
3000 before call to expand_field_assignment().
3002 2012-05-26 Martin Jambor <mjambor@suse.cz>
3004 Backport from mainline
3005 2012-05-23 Martin Jambor <mjambor@suse.cz>
3007 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3009 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3012 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3013 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3015 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3018 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3019 (ix86_expand_vec_perm): Use int mode instead of float.
3021 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3024 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3025 gnu_ld variables to yes.
3026 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3027 (HAVE_GNU_AS): Likewise.
3028 * config.in: Regenerate.
3029 * configure: Likewise.
3031 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3033 Backport from mainline
3034 2012-03-12 Richard Guenther <rguenther@suse.de>
3035 * config/arm/arm.c (neon_dereference_pointer): Do not call
3036 covert during RTL expansion.
3038 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3040 Backport from mainline
3041 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3044 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3045 relied on signed overflow behavior.
3047 2012-05-24 Richard Guenther <rguenther@suse.de>
3050 * tree-profile.c (tree_profiling): Cleanup the CFG if
3051 execute_fixup_cfg requests it.
3053 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3055 PR tree-optimization/53465
3056 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3057 vr0 into *vr, then vrp_meet that.
3058 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3059 have any equivalences.
3060 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3063 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3065 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3067 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3068 (iterative_hash_gimple_type): Adjust comment.
3069 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3070 domain for an array type instead of the domain type itself.
3072 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3074 Backport from 2012-05-23 mainline r187803
3077 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3078 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3081 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3083 Backport from 2012-05-03 mainline r187075
3085 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3086 has_fma4 for AMD processors with both fma3 and fma4 support.
3088 2012-05-22 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/53408
3091 * tree-vect-loop.c (vectorizable_induction): Properly check
3092 the restriction that we cannot handle induction results from
3093 the inner loop outside of the outer loop.
3095 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3097 PR tree-optimization/53436
3098 * omp-low.c (omp_build_component_ref): New function.
3099 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3101 PR tree-optimization/53366
3102 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3103 tests if complex_numbers == 2, but there are non-complex number loads
3106 PR tree-optimization/53409
3107 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3108 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3110 PR tree-optimization/53410
3111 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3112 instead of build_int_cst (type, 0) where vector types might be
3115 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3118 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3119 from folded operands before wrapping another around the
3120 conditional expression.
3122 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3123 Patrick Marlier <patrick.marlier@gmail.com>
3125 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3128 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3130 Backport from mainline
3131 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3134 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3135 (UNSPECV_RDRAND): This.
3136 (rdrand<mode>_1): Updated.
3138 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3140 Backport from mainline
3141 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3143 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3144 RDRND, F16C and FSGSBASE.
3146 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3148 Backport from mainline
3149 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3151 * tree-ssa-pre.c (can_value_number_call): Delete.
3152 (compute_avail): Skip all statements with side effects.
3153 <GIMPLE_CALL>: Skip calls to internal functions.
3155 2012-05-18 David S. Miller <davem@davemloft.net>
3157 Backport r185385 from mainline
3158 2012-03-14 Richard Guenther <rguenther@suse.de>
3161 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3162 element type instead of mode, use build_vector_type_for_mode
3163 instead of the langhook, build a vector of proper signedness.
3164 (expand_vector_operations_1): Adjust.
3166 2012-05-18 Olivier Hainque <hainque@adacore.com>
3168 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3169 $(libsubdir) as libexecsubdir.
3171 2012-05-16 Andrew Pinski <apinski@cavium.com>
3173 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3176 2012-05-16 David S. Miller <davem@davemloft.net>
3178 * jump.c (delete_related_insns): If we remove a CALL, make sure
3179 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3181 2012-05-16 Richard Henderson <rth@redhat.com>
3184 * combine-stack-adj.c (prev_active_insn_bb): New.
3185 (next_active_insn_bb): New.
3186 (force_move_args_size_note): New.
3187 (combine_stack_adjustments_for_block): Use it.
3189 2012-05-16 Olivier Hainque <hainque@adacore.com>
3191 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3192 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3193 Add comments and improve stamp preservation across the whole sequence.
3194 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3196 2012-05-16 Richard Guenther <rguenther@suse.de>
3198 PR tree-optimization/53364
3199 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3200 detect a view-conversion of the decl.
3202 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3205 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3206 that operands[2] is either immediate, or q_regs_operand.
3208 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3210 Backport r187139 from mainline.
3211 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3213 PR rtl-optimization/52804
3214 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3215 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3216 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3217 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3218 RELOAD_FOR_OUTADDR_ADDRESS.
3220 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3224 generate target register for "load" class builtins.
3227 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3230 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3231 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3232 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3233 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3234 (<sse>_movu<ssemodesuffix>): New expander.
3235 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3236 (avx_movdqu<avxmodesuffix>): New expander.
3237 (*sse2_movdqu): Rename from sse2_movdqu.
3238 (sse2_movdqu): New expander.
3240 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3242 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3243 lineno 1 the same as lineno 0 before first start file directive.
3244 (optimize_macinfo_range): Likewise.
3246 * dwarf2out.c (have_macinfo): Define.
3247 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3248 attribute, don't force empty compilation unit and don't emit any
3249 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3251 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3253 Backport from mainline
3254 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3256 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3257 ORDERED and UNORDERED conditions.
3259 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3261 * function.c (requires_stack_frame_p): If the function can throw
3262 non-call exceptions, return true if the insn can throw internally.
3264 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3266 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3267 DECL_ORIGINAL_TYPE if it is present.
3269 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3271 Backport from 2012-05-12 mainline r187342.
3274 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3275 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3276 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3277 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3278 (expand_prologue): Move initialization of cfun->machine->is_naked,
3279 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3280 (avr_set_current_function): ...this new static function.
3281 (TARGET_SET_CURRENT_FUNCTION): New define.
3282 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3283 checking attributes of current_function_decl.
3284 (avr_regs_to_save): Ditto.
3285 (signal_function_p): Rename to avr_signal_function_p.
3286 (interrupt_function_p): Rename to avr_interrupt_function_p.
3288 * doc/extend.texi (Function Attributes): Better explanation of
3289 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3292 2012-05-09 Matthias Klose <doko@ubuntu.com>
3294 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3296 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3299 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3300 when a constant source operand matches an "I" constraint, the "no
3301 CC0 change" applies to a register-destination only, not a
3302 strict_low_part-destination.
3304 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3306 Backport from mainline:
3307 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3309 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3311 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3313 PR tree-optimization/53239
3314 * tree-vrp.c (get_value_range): Set VR of
3315 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3318 2012-05-07 Richard Guenther <rguenther@suse.de>
3320 PR tree-optimization/53195
3321 * tree-inline.c (setup_one_parameter): Properly add referenced
3322 vars from the parameters new known value.
3324 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3326 Backport from mainline:
3327 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3330 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3333 2012-05-04 Ian Lance Taylor <iant@google.com>
3335 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3336 values from false to NULL.
3338 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3340 Backport from mainline
3341 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3344 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3345 (TARGET_CMOV): Rename from TARGET_CMOVE.
3346 (TARGET_CMOVE): New define.
3347 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3348 Do not set TARGET_CMOVE here.
3350 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3352 Backport from mainline:
3354 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3356 PR tree-optimization/52633
3357 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3358 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3359 (vect_recog_over_widening_pattern): Remove handling of code that was
3360 already detected as over-widening pattern. Remove special handling
3361 of "unsigned" cases. Instead, support general case of conversion
3362 of the shift result to another type.
3364 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3366 * tree-vect-patterns.c (vect_single_imm_use): New function.
3367 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3368 (vect_recog_over_widening_pattern): Likewise.
3369 (vect_recog_widen_shift_pattern): Likewise.
3371 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3373 PR tree-optimization/52870
3374 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3375 presumed pattern statement is within the same loop or basic block.
3377 2012-05-04 Richard Guenther <rguenther@suse.de>
3379 * common.opt (flto-report): Do not mark as Optimization.
3381 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3384 * recog.c (constrain_operands): If extra constraints are present, also
3385 accept pseudo-registers with equivalent memory locations during reload.
3387 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3389 Backport from the mainline
3390 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3393 * config/rs6000/rs6000.md (bswapdi splitters): If
3394 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3395 default) is used, generate an alternate sequence that does not
3396 depend on using indexed addressing.
3398 2012-05-03 David S. Miller <davem@davemloft.net>
3401 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3402 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3403 (sparc_emit_float_lib_cmp): Likewise.
3405 2012-05-04 Martin Jambor <mjambor@suse.cz>
3407 Backport from mainline
3408 2012-05-02 Martin Jambor <mjambor@suse.cz>
3411 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3412 of a variable when the contect is a function.
3414 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3417 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3418 append program name to it and pass that as first argument
3419 to make_relative_prefix. Always pass standard_libexec_prefix
3420 as last argument to make_relative_prefix. If
3421 make_relative_prefix returns NULL, fall back to
3422 standard_libexec_prefix.
3425 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3429 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3430 mode, return that mode.
3432 2012-05-03 Richard Guenther <rguenther@suse.de>
3434 PR tree-optimization/53144
3435 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3437 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3438 with SSA name values.
3439 (vn_reference_lookup_3): Adjust callers.
3441 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3443 PR tree-optimization/53163
3444 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3445 return value from compute_all_dependences.
3447 PR rtl-optimization/53160
3448 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3449 has been modified by ree pass already.
3451 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3453 Backport from mainline
3454 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3457 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3458 calls to cgraph_node_name in xstrdup.
3459 (ipa_make_edge_direct_to_target): Ditto.
3460 * tree-sra.c (convert_callers_for_node): Ditto.
3461 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3462 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3463 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3464 (cgraph_materialize_all_clones): Ditto.
3465 * ipa-inline.c (report_inline_failed_reason): Ditto.
3466 (want_early_inline_function_p): Ditto.
3467 (edge_badness): Ditto.
3468 (update_edge_key): Ditto.
3469 (flatten_function): Ditto.
3470 (ipa_inline): Ditto.
3471 (inline_always_inline_functions): Ditto.
3472 (early_inline_small_functions): Ditto.
3474 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3476 Backport from mainline
3477 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3479 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3480 Introduce emul_name to select the right linker emulation for
3481 powerpc64-*-freebsd*.
3482 * configure: Regenerate.
3483 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3484 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3485 * config/rs6000/freebsd64.h: New file.
3486 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3488 (rs6000_savres_strategy): Likewise.
3489 (rs6000_savres_routine_name): Likewise.
3490 (rs6000_elf_file_end): Likewise.
3491 * config/rs6000/t-freebsd64: New file.
3492 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3493 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3495 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3497 Backport from mainline
3498 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3501 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3503 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3505 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3506 predicate to discriminate types.
3508 2012-04-27 Richard Guenther <rguenther@suse.de>
3511 * convert.c (convert_to_integer): Avoid infinite recursion for
3512 target-defined built-in types.
3514 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3517 * config/cris/cris.md ("*andhi_lowpart_v32")
3518 ("*andqi_lowpart_v32"): Change first input-only operand from
3519 a (match_operand ...) to (match_dup 0). Drop alternatives with
3520 const_int-matching constraints for redundancy.
3521 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3522 three-operand alternative.
3524 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3526 Backport from mainline
3527 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3529 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3530 (*addsi_2_zext): Ditto.
3531 (*add<mode>_3): Ditto.
3532 (*addsi_3_zext): Ditto.
3533 (*add<mode>_5): Ditto.
3535 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3538 * c-typeck.c (set_nonincremental_init,
3539 set_nonincremental_init_from_string): Pass true instead of false
3540 as IMPLICIT to add_pending_init.
3542 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3544 Backport from 2012-04-24 mainline r186768.
3547 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3549 2012-04-24 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/53085
3552 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3555 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3558 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3560 (output_addressed_constants): Likewise.
3563 * varasm.c (get_section): Don't ICE for section conflicts with
3564 built-in section kinds.
3566 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3568 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3570 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3572 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3574 2012-04-23 Richard Guenther <rguenther@suse.de>
3577 * c-typeck.c (build_binary_op): Fix typo.
3579 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3581 PR tree-optimizations/52891
3582 * tree-vect-patterns.c (adjust_bool_pattern): Use
3583 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3584 but with non-standard precision.
3586 2012-04-22 Ian Lance Taylor <iant@google.com>
3588 * godump.c (go_output_typedef): Dump size of structs.
3590 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3592 Backport from mainline:
3594 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3595 hints for 'A' operand types.
3597 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3599 Backport from 2012-04-19 mainline r186588.
3602 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3603 the case *(X+const).
3605 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3607 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3609 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3612 * config/i386/sync.md (atomic_<code><mode>): Rename to
3613 atomic_<logic><mode>.
3615 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3617 Backport from mainline
3618 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3622 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3623 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3624 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3625 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3626 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3627 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3628 gen_avx2_permvarv8sf.
3630 2012-04-16 Martin Jambor <mjambor@suse.cz>
3632 Backported from mainline
3634 2012-04-13 Martin Jambor <mjambor@suse.cz>
3637 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3638 fold_ctor_reference returns a zero constant.
3640 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3642 Backported from mainline
3643 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3645 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3646 and __ILP32__ for x32.
3648 2012-04-13 Tom de Vries <tom@codesourcery.com>
3650 Backport from mainline r186418.
3652 2012-04-13 Tom de Vries <tom@codesourcery.com>
3654 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3655 parameters vuse and vuse_escaped.
3656 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3657 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3660 2012-04-13 Richard Guenther <rguenther@suse.de>
3662 PR tree-optimization/52969
3663 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3664 the condition for the COND_EXPR and handle predicate negation
3665 by swapping the COND_EXPR arms.
3667 2012-04-13 Richard Guenther <rguenther@suse.de>
3670 * convert.c (convert_to_pointer): Remove special-casing of
3673 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3675 Backport from mainline
3676 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3679 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3680 the list of options to enable the FCFID instruction.
3681 (TARGET_EXTRA_BUILTINS): Adjust comment.
3683 2012-04-12 Richard Guenther <rguenther@suse.de>
3685 PR tree-optimization/52943
3686 * tree-chrec.h (chrec_is_positive): Remove.
3687 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3688 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3689 Return false for a constant zero instead of negative.
3690 (analyze_siv_subscript_cst_affine): Handle zero difference
3691 in the initial condition explicitely.
3693 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3696 * varasm.c (process_pending_assemble_externals): Set
3697 pending_assemble_externals_processed true.
3698 (assemble_external): Call assemble_external_real if the pending
3699 assemble externals have been processed.
3701 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3704 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3705 the DECL generated for the special GOT helper.
3707 2012-04-06 Walter Lee <walt@tilera.com>
3709 Backport from mainline
3710 2012-03-07 Walter Lee <walt@tilera.com>
3712 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3713 REG_CFA_* notes for the stack pointer.
3714 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3715 EH_RETURN_STACKADJ_RTX.
3716 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3717 generate REG_CFA_* notes for the stack pointer.
3718 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3719 by EH_RETURN_STACKADJ_RTX.
3721 2012-04-06 Matt Turner <mattst88@gmail.com>
3723 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3725 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3727 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3728 of the destination isn't also a FP_REGS register.
3730 2012-04-03 Richard Guenther <rguenther@suse.de>
3732 Backport from mainline
3733 2012-03-02 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/52406
3736 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3737 (struct indices): Add unconstrained_base member.
3738 (struct dr_alias): Remove unused vops member.
3739 (DR_UNCONSTRAINED_BASE): New define.
3740 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3741 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3742 be an artificial access that covers the whole indexed object,
3743 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3744 plain decl base-objects to their MEM_REF variant.
3745 (dr_may_alias_p): When the base-object of either data reference
3746 has unknown size use only points-to information.
3747 (compute_affine_dependence): Make dumps easier to read and
3749 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3750 DR_REF when looking for packed references.
3751 (vect_supportable_dr_alignment): Likewise.
3753 2012-04-03 Richard Guenther <rguenther@suse.de>
3755 Backport from mainline
3756 2012-03-15 Richard Guenther <rguenther@suse.de>
3759 * tree-data-ref.c (subscript_dependence_tester_1): Check
3760 all dimensions for non-conflicting access functions.
3762 2012-04-03 Richard Guenther <rguenther@suse.de>
3764 Backport from mainline
3765 2012-03-06 Richard Guenther <rguenther@suse.de>
3768 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3770 2012-03-23 Richard Guenther <rguenther@suse.de>
3772 PR tree-optimization/52678
3773 * tree-vectorizer.h (struct _stmt_vec_info): Add
3774 loop_phi_evolution_part member.
3775 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3776 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3777 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3778 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3779 Use the cached evolution part and the PHI nodes value from
3780 the loop preheader edge instead of re-analyzing the evolution.
3782 2012-03-26 Richard Guenther <rguenther@suse.de>
3784 PR tree-optimization/52701
3785 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3786 compute and set the evolution part of PHI nodes.
3788 2012-03-30 Richard Guenther <rguenther@suse.de>
3790 PR tree-optimization/52754
3791 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3792 propagate arbitrary addresses into really plain dereferences.
3794 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3796 PR tree-optimization/52835
3797 * tree-data-ref.c (build_rdg): Return NULL if
3798 compute_data_dependences_for_loop failed.
3800 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3802 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3803 (stmt_can_make_abnormal_goto): Use it.
3804 (is_ctrl_altering_stmt): Likewise.
3806 2012-03-31 Martin Jambor <mjambor@suse.cz>
3808 Backported from mainline
3809 2012-03-30 Martin Jambor <mjambor@suse.cz>
3811 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3812 is a builtin_stack_save in a dominating BB.
3814 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3817 crossing 128bit lane boundary.
3819 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3821 Backported from mainline
3822 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3825 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3827 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3828 * config/i386/i386.c: Include reload.h.
3829 (ix86_legitimize_reload_address): New function.
3831 2012-03-28 Martin Jambor <mjambor@suse.cz>
3833 Backported from mainline
3834 2012-03-27 Martin Jambor <mjambor@suse.cz>
3837 * tree-sra.c (sra_modify_assign): Do not call
3838 load_assign_lhs_subreplacements when working with an unscalarizable
3841 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3844 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3845 __builtin_va_start to __builtin_next_arg if the latter is
3846 builtin_decl_explicit_p rather than when it is not.
3849 * tree-vect-generic.c (vector_element): Perform multiplication
3850 for pos in bitsizetype type instead of idx type.
3852 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3854 Backport from 2012-03-28 mainline r185910.
3857 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3858 (avr_builtin_decl): New static function.
3859 (struct avr_builtin_description, avr_bdesc): Move up.
3860 Add GTY marker. Add field fndecl. Remove redundant field id.
3861 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3862 (avr_expand_builtin): Code cleanup because .id is removed.
3864 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3867 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3870 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3872 Backport from 2012-03-28 mainline r185907.
3875 * config.gcc (tm_file): Remove avr/multilib.h.
3877 * doc/invoke.texi (AVR Options): Adjust
3878 documentation of -mtiny-stack.
3880 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3881 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3882 * config/avr/t-avr: Remove generation of multilib.h.
3883 * config/avr/t-multilib: Regenerate.
3884 * config/avr/multilib.h: Remove.
3885 * config/avr/avr.opt (-msp8): New option.
3886 (avr_sp8): New variable.
3887 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3888 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3889 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3890 (avr_device_to_sp8): New prototype.
3891 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3892 (DRIVER_SELF_SPECS): New define.
3893 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3894 __AVR_SP8__, __AVR_HAVE_SPH__.
3895 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3896 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3897 (avr_file_start): Ditto.
3899 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3902 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3903 instead of 8 in adjust_address.
3905 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3907 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3908 of a unit before computing the offset in units.
3910 2012-03-27 Richard Guenther <rguenther@suse.de>
3913 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3916 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3919 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3921 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3924 * varasm.c: Include pointer-set.h.
3925 (pending_assemble_externals_set): New pointer set.
3926 (process_pending_assemble_externals): Destroy the pointer set.
3927 (assemble_external): See if decl is in pending_assemble_externals_set,
3928 and add it to pending_assemble_externals if necessary.
3929 (init_varasm_once): Allocate pending_assemble_externals_set.
3931 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3933 Backported from mainline
3934 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3937 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3938 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3939 (vector_ltgt<mode>): Likewise.
3940 (vector_ordered<mode>): Likewise.
3941 (vector_unordered<mode>): Likewise.
3942 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3944 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3946 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3949 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3951 Backported from mainline
3952 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3956 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3957 GENERAL_REGS and FP_REGS for SImode.
3959 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3962 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3963 on any new_local_var_chain vars declared during recursing on
3964 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3966 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3968 Backport from 2012-03-22 mainline r185692.
3971 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3972 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3973 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3974 (delay_cycles_1, delay_cycles_2): Ditto.
3975 (delay_cycles_3, delay_cycles_4): Ditto.
3976 (nopv, *nopv): Ditto.
3977 (sleep, *sleep): Ditto.
3980 Backport from 2012-03-21 mainline r185605.
3982 PR rtl-optimization/52543
3984 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3985 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3986 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3987 (avr_load_libgcc_p): Restrict to __flash loads.
3988 (avr_out_lpm): Only handle 1-byte loads from __flash.
3989 (avr_load_lpm): New function.
3990 (avr_find_unused_d_reg): Remove.
3991 (avr_out_lpm_no_lpmx): Remove.
3992 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3993 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3994 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3995 (load_<mode>, load_<mode>_clobber): New insns.
3996 (mov<mode>): For multi-byte move from non-generic
3997 16-bit address spaces: Expand to load_<mode> resp.
3998 load_<mode>_clobber.
3999 (load<mode>_libgcc): Remove expander.
4000 (split-lpmx): Remove split.
4002 Backport from 2012-03-13 mainline r185329.
4005 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4006 offset (size) to a value the insns can deal with.
4007 (expand_epilogue): Ditto.
4009 Backport from 2012-03-12 mainline r185256.
4012 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4013 type from reg_class_t to enum reg_class.
4014 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4016 Backport from 2012-03-12 mainline r185253.
4019 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4020 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4021 r184615 from 2012-02-28.
4023 Backport from 2012-03-08 mainline r185105.
4025 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4026 for constants in [-63,63].
4028 Backport from 2012-03-08 mainline r185100.
4031 * config/avr/avr.c (avr_mem_clobber): New static function.
4032 (avr_expand_delay_cycles): Add memory clobber operand to
4033 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4034 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4035 (enable_interrupt, disable_interrupt): New expander.
4036 (nopv, sleep, wdr): New expanders.
4037 (delay_cycles_1): Add memory clobber.
4038 (delay_cycles_2): Add memory clobber.
4039 (delay_cycles_3): Add memory clobber.
4040 (delay_cycles_4): Add memory clobber.
4041 (cli_sei): New insn from former "enable_interrupt",
4042 "disable_interrupt" with memory clobber.
4043 (*wdt): New insn from former "wdt" with memory clobber.
4044 (*nopv): Similar, but for "nopv".
4045 (*sleep): Similar, but for "sleep".
4047 Backport from 2012-03-07 mainline r185043.
4050 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4052 Backport from 2012-03-07 mainline r185032.
4055 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4056 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4057 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4059 Backport from 2012-03-07 mainline r185031.
4062 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4064 * config/avr/avr.md (xload_8): Adjust insn length.
4066 Backport from 2012-03-07 mainline r185030.
4069 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4070 if RAMPZ affects reading from RAM.
4072 Backport from 2012-03-05 mainline r184919.
4074 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4076 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4078 Backport from mainline r185259.
4081 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4082 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4084 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4086 Backported from mainline
4087 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4090 * c-parser.c (c_parser_postfix_expression)
4091 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4093 * config/i386/smmintrin.h: Avoid /* within a comment.
4094 * config/i386/nmmintrin.h: Likewise.
4096 2012-03-22 Richard Guenther <rguenther@suse.de>
4098 * BASE-VER: Set to 4.7.1.
4099 * DEV-PHASE: Set to prerelease.
4101 2012-03-22 Release Manager
4103 * GCC 4.7.0 released.
4105 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4107 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4109 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4110 Andrew Pinski <apinski@cavium.com>
4113 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4114 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4115 calls instead of __builtin_ir{int,ound}*.
4117 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4120 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4123 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4125 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4126 Refer to GCC 4.7 version of c99status.html.
4128 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4130 Backport from mainline
4131 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4133 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4134 redefine to be NULL if the current bit-size is different from the
4135 configured bit-size.
4137 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4138 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4139 set the default tuning. Add asserts to make sure the cpu and tune
4140 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4141 test whether the index is set, instead of > 0.
4142 (rs6000_file_start): Do not reset the default cpu if the current
4143 bit-size is different from the configured bit-size.
4145 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4147 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4149 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4150 Update binutils references.
4151 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4152 Update binutils reference.
4153 Update Sun as/GNU ld caveat.
4154 Document binutils largefile requirement for LTO plugin.
4155 Remove reference to alternate libpthread.
4157 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4159 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4161 (Specific, mips-sgi-irix6): Likewise.
4163 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4165 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4166 * configure: Regenerate.
4168 2012-03-07 Richard Henderson <rth@redhat.com>
4170 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4171 * config/m68k/sync.md (atomic_test_and_set): Use it.
4172 (atomic_test_and_set_1): Likewise.
4174 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4177 * Makefile.in: Let install-gcc-ar depend on installdirs,
4178 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4179 Don't double canonicalize if cross-compiling.
4181 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4183 * trans-mem.c: New typedef for tm_region_p.
4184 Define vector types for tm_region_p.
4185 (tm_region_init): Replace region_worklist to a vector called
4188 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4191 * trans-mem.c (tm_region_init): Use last_basic_block.
4193 2012-03-05 Richard Henderson <rth@redhat.com>
4196 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4197 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4198 BIGGEST_ALIGNMENT is aligned.
4200 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4202 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4204 2012-03-05 Richard Henderson <rth@redhat.com>
4207 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4208 instead of calling negqi2 directly.
4210 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4212 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4213 (INTMAX_TYPE): Use it.
4214 (UINTMAX_TYPE): Likewise.
4215 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4216 (irix6_c_common_override_options): Declare.
4217 (C_COMMON_OVERRIDE_OPTIONS): Define.
4218 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4219 * config/mips/irix6-c.c: New file.
4220 * config/mips/t-irix6 (irix6-c.o): New target.
4221 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4224 2012-03-02 Richard Henderson <rth@redhat.com>
4226 * optabs.c (expand_atomic_test_and_set): Honor
4227 atomic_test_and_set_trueval even when atomic_test_and_set
4228 optab is not in use.
4230 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4232 Backport from mainline
4233 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4235 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4237 2012-03-02 Richard Guenther <rguenther@suse.de>
4239 * DEV-PHASE: Set to prerelease.
4241 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4243 * config.gcc (obsolete): Add all ARM targets using the FPA.
4244 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4245 * doc/install.texi: Avoid references to obsolete ARM ports.
4247 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4249 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4251 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4252 Joern Rennecke <joern.rennecke@embecosm.com>
4254 * doc/extend.texi: Expand and update information on interrupt
4255 attribute for Epiphany.
4257 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4259 * config/sh/sh-protos.h: Update copyright notice dates.
4260 * config/sh/sh.h: Likewise.
4261 * config/sh/sh.md: Likewise.
4262 * config/sh/constraints.md: Likewise.
4263 * config/sh/predicates.md: Likewise.
4265 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4267 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4268 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4270 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4272 * config/sh/constraints.md: Fix comment typo.
4274 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4277 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4278 unsigned HOST_WIDE_INT.
4279 (zvdep_imm64): Likewise.
4280 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4281 (vdepi_and): Likewise.
4282 Likewise for unamed 64-bit patterns.
4283 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4285 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4288 PR rtl-optimization/52417
4289 * cselib.c (cselib_any_perm_equivs): New variable.
4290 (cselib_reset_table): Check that it's not set when not
4291 preserving constants.
4292 (cselib_add_permanent_equiv): Set it.
4293 (cselib_have_permanent_equivalences): New.
4294 (cselib_init, cselib_finish): Reset it.
4295 * cselib.h (cselib_have_permanent_equivalences): Declare.
4296 * alias.c (get_addr): Restore earlier behavior when there
4297 aren't permanent equivalences.
4299 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4301 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4302 * config/v850/v850-modes.def: Fix copyright notice.
4304 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4306 * doc/extend.texi (AVR Built-in Functions): Document
4307 __builtin_avr_flash_segment.
4309 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4310 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4311 (*split.flash_segment): New insn-and-split.
4312 * config/avr/avr.c (avr_init_builtins): Add local variables:
4313 const_memx_void_node, const_memx_ptr_type_node,
4314 char_ftype_const_memx_ptr.
4316 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4318 PR tree-optimization/52445
4319 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4320 add ssa_name_ver, offset and size fields and change store field
4322 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4323 (add_or_mark_expr): Likewise. Only consider previous stores
4324 with the same size and offset.
4325 (nt_init_block): Only look at gimple_assign_single_p stmts,
4326 doesn't look at rhs2.
4328 2012-03-01 Richard Guenther <rguenther@suse.de>
4331 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4332 conversions from integral types to pointer types.
4334 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4336 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4337 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4338 unintentionally removed in r184616.
4340 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4342 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4345 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4346 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4350 alternatives, add "e" constraint to the new last alternative
4351 and ! to last 3 alternatives.
4353 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4355 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4356 DW_AT_artificial attributes at the end of the processing.
4357 (gen_array_type_die): Likewise.
4358 (gen_enumeration_type_die): Likewise.
4359 (gen_struct_or_union_type_die): Likewise.
4360 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4363 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4366 * expr.c (expand_assignment): If doing misaligned store that doesn't
4367 cover all mode bits, perform a RMW cycle.
4369 PR tree-optimization/52429
4370 * tree-parloops.c (separate_decls_in_region_debug): Return early
4371 if var is LABEL_DECL.
4373 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4375 PR tree-optimization/52424
4376 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4377 calling dom_thread_across_edge.
4379 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4381 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4383 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4385 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4386 * config/avr/avr.c (avr_output_bld): Remove unused function.
4387 (avr_out_sbxx_branch): Use "%T" to print bit position.
4389 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4391 * config/avr/avr.md: Untabify.
4393 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4395 * config/avr/avr.md (eqne): New code iterator.
4396 (*dec-and-branchsi): Use it in text peephole's condition.
4397 (*dec-and-branchhi): Ditto.
4398 (*dec-and-branchqi): Ditto.
4400 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4403 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4404 the device does not have the skip-bug.
4406 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4408 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4409 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4410 -mpretend-cmove): New.
4412 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4415 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4416 doesn't count DEBUG_INSN refs.
4417 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4418 for DEBUG_INSN refs.
4420 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4424 2012-02-20 Richard Guenther <rguenther@suse.de>
4425 PR tree-optimization/52298
4426 * tree-vect-stmts.c (vectorizable_load): Properly use
4427 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4430 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4433 * gimple.h (gimple_in_transaction): New.
4434 (gimple_set_in_transaction): New.
4435 (struct gimple_statement_base): Add in_transaction field.
4436 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4438 (tree_ssa_lim_initialize): Compute transaction bits.
4439 * tree.h (compute_transaction_bits): Protoize.
4440 * trans-mem.c (tm_region_init): Use the heap to store BB
4442 (compute_transaction_bits): New.
4444 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4446 * gcc.c (display_help): Document --help=common and sort entries
4449 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4451 * doc/install.texi: Document check-$LANG specific shortcuts
4453 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4456 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4458 * config/arm/arm_neon.h: Regenerate.
4459 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4460 (neon_vcgeu): New insn.
4461 (neon_vcgtu): Likewise.
4462 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4463 (ops): Unsigned comparison intrinsics call a different
4466 2012-02-28 Richard Guenther <rguenther@suse.de>
4469 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4470 ordering for the VEC_CONCAT for two element vectors for
4471 V2SFmode, V2SImode and V2DImode.
4473 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4476 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4477 detecting big-endian triplets.
4479 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4481 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4482 mode if there is no type information available.
4484 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4486 PR tree-optimization/53207
4487 * doc/invoke.texi: Document as experimental and relying on graphite.
4489 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4491 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4492 of initializer to changes from r184614.
4494 2012-02-28 Richard Guenther <rguenther@suse.de>
4496 PR tree-optimization/52395
4497 * tree-sra.c (build_ref_for_offset): Also look at the base
4498 TYPE_ALIGN when figuring out the alignment of the replacement.
4500 2012-02-28 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/52402
4503 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4504 mis-aligned types when creating the accesses at the call site.
4506 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4508 * config/avr/builtins.def: New file.
4509 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4510 * config/avr/avr.c (enum avr_builtin_id): Use it.
4511 (avr_init_builtins): Use it. And use avr_bdesc.
4512 (bdesc_1arg): Remove.
4513 (bdesc_2arg): Remove.
4514 (bdesc_3arg): Remove.
4515 (struct avr_builtin_description): Add field n_args.
4516 (avr_bdesc): New static variable using builtins.def.
4517 (avr_expand_builtin): Use it.
4518 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4519 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4520 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4522 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4525 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4526 match only one single hard register with respective hard reg rtx.
4527 (movmemx_<mode>): Ditto.
4528 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4529 insn anatomy of movmem[x]_<mode>.
4530 (avr_out_movmem): Same for printing assembler and operand usage.
4532 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4536 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4537 address spaces located outside of device flash.
4539 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4540 (mcu_type_s): Add field n_flash.
4541 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4542 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4543 (AVR_MCU): Add N_FLASH argument.
4544 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4545 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4546 macro __FLASH<n> if that address space makes sense for the device.
4547 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4548 outside of target flash.
4549 (avr_asm_named_section): Ditto.
4550 (avr_asm_select_section): Ditto.
4551 (avr_addr_space_convert): Ditto.
4552 (avr_emit_movmemhi): Ditto.
4553 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4554 address space is outside of device flash.
4555 (avr_insert_attributes): Ditto.
4556 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4557 avr_current_arch->n_segments.
4559 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4562 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4564 (*movabs<mode>_2): Likewise.
4566 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4569 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4570 s_register_operand in the test instead of REG_P. Don't call
4571 gen_reg_rtx if it won't be used.
4573 PR tree-optimization/52376
4574 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4576 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4578 * ifcvt.c (noce_get_condition): Check condition variable is not
4579 small_register_classes_for_mode_p before accepting.
4581 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4583 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4585 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4588 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4589 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4591 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4593 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4595 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4597 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4599 * config/sh/predicates.md: Remove blank lines.
4600 * config/sh/sh.c: Fix typos in comments.
4601 * config/sh/constraints.md: Likewise.
4602 * config/sh/sh.md: Remove blank lines.
4603 Fix typos in comments. Use ;; as comment characters.
4605 2012-02-26 Walter Lee <walt@tilera.com>
4607 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4608 (replace_mov_pcrel_step2): Ditto.
4610 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4613 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4614 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4615 and locs that reference values newer than the non-canonical value
4616 at hand. Return the canonical value as a worst case.
4617 (memrefs_conflict_p): Walk canonical value's locs.
4620 * cselib.c (preserve_only_constants): Rename to...
4621 (preserve_constants_and_equivs): ... this. Split out...
4622 (invariant_or_equiv_p): ... this. Preserve plus expressions
4623 of other preserved expressions too.
4624 (cselib_reset_table): Adjust.
4625 * var-tracking.c (reverse_op): Use canonical value to build
4628 2012-02-23 Kai Tietz <ktietz@redhat.com>
4630 * config/i386/i386.c (ix86_delegitimize_address): Handle
4631 UNSPEC_PCREL plus displacement.
4633 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4636 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4637 to test for unusedness in st X addressing.
4639 2012-02-24 Richard Guenther <rguenther@suse.de>
4642 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4643 (is_gimple_reg_type): Move inline ...
4644 * gimple.h (is_gimple_reg_type): ... here.
4646 2012-02-24 Richard Guenther <rguenther@suse.de>
4649 * passes.c (execute_function_todo): When verifying SSA form
4650 verify gimple form first.
4651 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4653 2012-02-24 Richard Guenther <rguenther@suse.de>
4656 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4657 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4659 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4661 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4663 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4665 * tree-phinodes.c (make_phi_node): Mark static.
4666 * tree-flow.h (make_phi_node): Remove extern decl.
4667 * doc/gimple.texi (make_phi_node): Remove documentation.
4669 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4671 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4672 * tree-ssa-sccvn.c (print_scc): Ditto.
4674 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4676 * doc/passes.texi (Full redundancy elimination): Fix typo.
4678 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4680 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4682 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4685 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4687 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4690 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4692 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4694 * config/avr/avr.md (code_stdname): Add ior, xor.
4695 (xior): New code iterator.
4696 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4697 (*<code_stdname><mode>qi.byte1-3): Ditto.
4699 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4701 PR tree-optimization/52019
4702 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4705 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4707 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4708 HAVE_INITFINI_ARRAY to work around namespace pollution in
4709 certain versions of newlib system headers.
4710 * config.in: Regenerate.
4711 * configure: Regenerate.
4712 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4713 instead of HAVE_INITFINI_ARRAY.
4715 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4718 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4719 is not offsettable memory reference.
4721 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4724 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4725 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4727 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4729 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4730 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4732 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4734 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4735 library on Solaris 8 even without TLS support.
4736 * configure: Regenerate.
4738 2012-02-22 Richard Guenther <rguenther@suse.de>
4741 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4742 for GIMPLE_DEBUG stmts.
4744 2012-02-22 Martin Jambor <mjambor@suse.cz>
4747 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4748 according to the base object.
4750 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4752 PR rtl-optimization/50063
4753 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4754 and 2 (8-bit SP) in operand 2.
4755 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4756 setup to use movhi_sp_r instead of vanilla move to write SP.
4757 Adjust REG_CFA notes to superseed unspec.
4758 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4760 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4761 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4762 irq_state 1 (IRQ known to be on) here.
4764 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4766 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4768 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4769 assign_hard_reg): Likewise.
4771 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4773 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4775 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4778 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4779 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4781 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4783 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4784 prototype from here to...
4785 * config/avr/avr.h: ...here.
4787 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4790 * thumb2.md (thumb2_shiftsi3_short): Split register and
4791 immediate shifts. For register shifts tie operands 0 and 1.
4792 (peephole2 for above): Check that register-controlled shifts
4793 have suitably tied operands.
4795 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4798 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4799 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4800 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4801 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4802 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4803 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4804 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4805 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4806 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4807 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4808 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4809 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4810 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4811 bdver1_ssevector_avx256_unaligned_load,
4812 bdver1_ssevector_sse128_unaligned_load,
4813 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4814 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4815 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4816 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4817 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4818 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4819 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4820 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4821 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4822 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4823 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4824 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4825 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4826 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4827 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4828 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4829 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4830 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4831 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4832 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4833 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4834 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4835 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4836 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4837 bdver1_ssediv_double_load, bdver1_ssediv_double,
4838 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4839 Add "bdver2" attribute.
4841 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4843 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4844 default if possible and not specified otherwise.
4846 2012-02-21 Richard Guenther <rguenther@suse.de>
4849 * gimplify.c (create_tmp_from_val): Use the main variant type
4850 for the type of the temporary we create.
4852 2012-02-21 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/52324
4855 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4856 do not gimplify a MEM_REF address operand if it is already
4859 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4861 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4862 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4864 2012-02-21 Richard Guenther <rguenther@suse.de>
4866 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4867 nested_in_vect_loop.
4869 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4871 PR tree-optimization/52318
4872 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4873 vdef also to non-pure/const call stmts in the sequence.
4875 2012-02-20 David S. Miller <davem@davemloft.net>
4877 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4878 don't use the "rd %pc" instruction on v9 for PIC register loads.
4880 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4883 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4884 in a transaction safe function.
4886 2012-02-20 Kai Tietz <ktietz@redhat.com>
4889 * stor-layout.c (place_field): Handle desired_align for
4892 2012-02-20 Richard Guenther <rguenther@suse.de>
4894 PR tree-optimization/52298
4895 * tree-vect-stmts.c (vectorizable_store): Properly use
4896 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4898 (vectorizable_load): Likewise.
4899 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4900 Access DR_STEP after ensuring it is not NULL.
4902 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4904 PR tree-optimization/52286
4905 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4906 optimization use double_int_to_tree instead of build_int_cst_wide,
4907 rewrite to use double_int vars.
4909 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4912 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4914 Remove -e 0 from $gcc_cv_ld invocation.
4915 Only use __GLIBC_PREREQ if defined.
4916 Enable on Solaris since Solaris 8 patch.
4917 (gcc_SUN_LD_VERSION): New macro.
4918 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4919 gcc_SUN_LD_VERSION for version number format.
4920 * configure: Regenerate.
4921 * varasm.c (get_elf_initfini_array_priority_section): Set
4922 SECTION_NOTYPE for non-default priority.
4923 Use get_section instead of get_unnamed_section to emit
4924 .init_array/.fini_array with default priority.
4926 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4928 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4929 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4930 (mips_start_unique_function, mips_output_mips16_rdhwr)
4931 (mips_code_end): New functions.
4932 (TARGET_ASM_CODE_END): Define.
4934 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4936 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4937 to stubs with non-sibling calls.
4939 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4941 * doc/invoke.texi (-fira-* options): Copy-edit.
4942 (ira-* parameters): Copy-edit.
4944 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4946 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4947 GCC coding conventions.
4949 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4951 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4952 when used as adjectives.
4954 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4956 * doc/invoke.texi: Clean up "that"/"which" confusion.
4958 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4960 * system.h: Poison SMALL_REGISTER_CLASSES
4961 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4962 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4964 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4966 PR tree-optimization/52285
4967 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4968 when deciding if a call is a tail call or tail recursion.
4970 2012-02-16 Kai Tietz <ktietz@redhat.com>
4972 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4973 interger-constant displacement for UNSPEC_PCREL.
4975 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4977 PR rtl-optimization/52208
4978 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4979 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4981 PR tree-optimization/52255
4982 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4983 loop->header has virtual PHI, but exit_e->dest doesn't, add
4984 virtual PHI to exit_e->dest and adjust all uses after the loop.
4987 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4988 children with clone_tree_hash, not after it.
4990 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4992 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4993 extended identifiers.
4995 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4998 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4999 a same_body_alias, also test whether e->callee isn't a former
5000 or current clone of the decl this is a same body alias of.
5002 PR translation/52264
5003 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5005 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5007 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5009 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5012 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5013 force_reg instead of copy_to_reg for better optimization. Force
5014 non-register or memory operands into a register.
5016 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5018 * extend.texi: Reserve upper bits of memory model for future use.
5020 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5021 Anatoly Sokolov <aesok@post.ru>
5022 Eric Weddington <eric.weddington@atmel.com>
5025 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5026 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5027 Rewrite initializers for .macro.
5028 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5029 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5030 atxmega32d4, atxmega32x1.
5031 avrxmega4: atxmega64a3, atxmega64d3.
5032 avrxmega5: atxmega64a1, atxmega64a1u.
5033 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5034 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5035 avrxmega7: atxmega128a1, atxmega128a1u.
5036 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5037 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5038 (struct base_arch_s): Rename reserved to xmega_p.
5039 Rename reserved2 to have_rampd.
5040 (AVR_XMEGA): New define.
5041 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5042 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5043 * config/avr/predicates.md (io_address_operand): Take into
5045 (low_io_address_operand): Ditto.
5046 (high_io_address_operand): Ditto.
5047 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5048 (enabled, movhi_sp_r): Use them.
5049 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5050 cpp_define_formatted to built-in define __AVR_ARCH__.
5051 (__AVR_XMEGA__): New built-in define.
5052 (__AVR_HAVE_RAMPD__): New built-in define.
5053 (__AVR_HAVE_RAMPX__): New built-in define.
5054 (__AVR_HAVE_RAMPY__): New built-in define.
5055 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5057 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5058 (avr_option_override): Initialize them.
5059 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5060 (avr_init_expanders): Initialize them. No more block several calls.
5061 (emit_push_sfr): New static function.
5062 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5064 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5065 (avr_print_operand): Print addreeses as symbols for
5066 RAMPX, RAMPY, RAMPD, CCP.
5067 (output_movhi): Handle AVR_XMEGA when writing to SP.
5068 (avr_out_movhi_mr_r_xmega): New static function.
5069 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5070 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5071 __RAMPD__, __CCP__ as needed.
5073 * config/avr/multilib.h: Regenerate.
5074 * config/avr/t-multilib: Regenerate.
5075 * config/avr/avr-tables.opt: Regenerate.
5077 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5079 PR tree-optimization/50561
5080 * graphite-flattening.c (lst_project_loop): Do not
5081 remove old scattering dimensions after flattening.
5082 (lst_do_flatten): Likewise.
5084 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5086 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5087 __builtin_avr_map8, __builtin_avr_map16.
5088 Document __builtin_avr_insert_bits.
5090 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5091 (insert_bits): New insn.
5092 (adjust_len.map_bits): Rename to insert_bits.
5093 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5094 * avr-protos.h (avr_out_map_bits): Remove.
5095 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5096 * config/avr/constraints.md (Cxf,C0f): New.
5097 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5098 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5099 New built-in define __BUILTIN_AVR_INSERT_BITS.
5100 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5101 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5102 (avr_move_bits): Rewrite.
5103 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5105 (avr_map_op_t): New typedef.
5106 (avr_map_op): New static variable.
5107 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5108 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5109 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5110 (bdesc_3arg, avr_expand_triop_builtin): New.
5111 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5112 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5113 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5114 (avr_map_equal_p, avr_map_sig_p): Remove.
5115 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5116 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5117 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5118 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5119 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5120 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5122 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5124 * config/c6x/c6x.md (reserve_cycles): New attribute.
5125 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5126 don't reserve functional units after the branch occurs.
5128 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5131 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5132 functions into non-tm_pure functions.
5134 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5137 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5138 (iterative_hash_canonical_type): Likewise.
5139 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5142 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5144 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5145 sched-group insn, it either remains alone or the entire list is pruned.
5147 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5149 * doc/install.texi (Prerequisites): Fix grammar.
5150 (Configuration): Likewise.
5152 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5154 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5155 MPC as part of GCC before describing configuring with --with-gmp etc.
5156 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5157 sources are present.
5159 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5162 * dwarf2out.c (clone_tree_hash): New function.
5163 (copy_decls_walk): Use it instead of clone_tree.
5165 2012-02-14 Richard Guenther <rguenther@suse.de>
5167 PR tree-optimization/52244
5168 PR tree-optimization/51528
5169 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5170 replacements for integral types.
5172 2012-02-14 Walter Lee <walt@tilera.com>
5174 * config.gcc: Handle tilegx and tilepro.
5175 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5177 Add HAVE_AS_TLS check for tilegx and tilepro.
5178 * configure: Regenerate.
5179 * doc/contrib.texi: Add Mat Hostetter and self.
5180 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5181 Document instruction intrinsics and network accessing intrinsics.
5182 (TILEPro Built-in Functions): New node. Document instruction
5183 intrinsics and network accessing intrinsics.
5184 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5185 (Specific, tilepro-*-linux*): Likewise.
5186 * doc/invoke.texi (TILE-Gx Options): New section.
5187 (TILEPro Options): New section.
5188 * doc/md.texi (TILE-Gx): New section.
5189 (TILEPro): New section.
5190 * common/config/tilegx/tilegx-common.c: New file.
5191 * common/config/tilepro/tilepro-common.c: New file.
5192 * config/tilegx/constraints.md: New file.
5193 * config/tilegx/linux.h: New file.
5194 * config/tilegx/mul-tables.c: New file.
5195 * config/tilegx/predicates.md: New file.
5196 * config/tilegx/sync.md: New file.
5197 * config/tilegx/t-tilegx: New file.
5198 * config/tilegx/tilegx-builtins.h: New file.
5199 * config/tilegx/tilegx-c.c: New file.
5200 * config/tilegx/tilegx-generic.md: New file.
5201 * config/tilegx/tilegx-modes.def: New file.
5202 * config/tilegx/tilegx-multiply.h: New file.
5203 * config/tilegx/tilegx-protos.h: New file.
5204 * config/tilegx/tilegx.c: New file.
5205 * config/tilegx/tilegx.h: New file.
5206 * config/tilegx/tilegx.md: New file.
5207 * config/tilegx/tilegx.opt: New file.
5208 * config/tilepro/constraints.md: New file.
5209 * config/tilepro/gen-mul-tables.cc: New file.
5210 * config/tilepro/linux.h: New file.
5211 * config/tilepro/mul-tables.c: New file.
5212 * config/tilepro/predicates.md: New file.
5213 * config/tilepro/t-tilepro: New file.
5214 * config/tilepro/tilepro-builtins.h: New file.
5215 * config/tilepro/tilepro-c.c: New file.
5216 * config/tilepro/tilepro-generic.md: New file.
5217 * config/tilepro/tilepro-modes.def: New file.
5218 * config/tilepro/tilepro-multiply.h: New file.
5219 * config/tilepro/tilepro-protos.h: New file.
5220 * config/tilepro/tilepro.c: New file.
5221 * config/tilepro/tilepro.h: New file.
5222 * config/tilepro/tilepro.md: New file.
5223 * config/tilepro/tilepro.opt: New file.
5225 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5227 PR tree-optimization/52210
5228 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5229 vect_model_simple_cost with two entry vect_def_type array instead
5230 of an address of dt.
5232 2012-02-14 Richard Guenther <rguenther@suse.de>
5235 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5236 Do not stream DECL_QUALIFIER.
5237 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5238 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5239 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5241 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5244 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5247 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5250 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5251 * cselib.c (cselib_subst_to_values_from_insn): New function.
5252 * sched-deps.c (add_insn_mem_dependence,
5253 sched_analyze_1, sched_analyze_2): Use it.
5255 2012-02-13 Jan Hubicka <jh@suse.cz>
5258 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5260 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5262 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5263 (GTM_SELF_SPECS): Define if not already defined.
5264 (driver_self_specs): Add GTM_SELF_SPECS.
5265 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5266 (GTM_SELF_SPECS): Define.
5267 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5268 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5270 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5272 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5275 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5278 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5279 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5281 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5284 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5286 2012-02-13 Richard Guenther <rguenther@suse.de>
5288 PR translation/52211
5289 * passes.c (enable_disable_pass): Fix typo.
5291 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5294 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5295 XOR for reduce_bit_field if type is unsigned.
5297 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5299 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5300 disallow changes from SFmode to mode with different size in FP regs.
5302 2012-02-12 Robert Millan <rmh@gnu.org>
5303 Gerald Pfeifer <gerald@pfeifer.com>
5305 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5308 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5310 PR rtl-optimization/52175
5311 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5312 to frame-related instructions.
5314 2012-02-10 Jason Merrill <jason@redhat.com>
5317 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5318 (demangle_new_symbols): Fill it.
5319 (scan_linker_output): Walk it.
5320 (start_tweaking): Split out from scan_linker_output.
5321 (maybe_tweak): Update sym->chosen.
5322 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5324 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5327 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5329 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5331 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5332 having the same mode as previous compare.
5334 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5336 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5337 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5338 (nonlocal_goto_internal): Likewise.
5339 (nonlocal_goto): Emit a use and an indirect jump directly.
5341 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5344 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5345 __atomic_{is,always}_lock_free.
5347 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5350 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5351 negative constant address for x32.
5353 2012-02-10 Richard Henderson <rth@redhat.com>
5355 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5356 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5357 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5359 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5360 Ira Rosen <irar@il.ibm.com>
5362 PR tree-optimization/50031
5363 * targhooks.c (default_builtin_vectorization_cost): Handle
5365 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5366 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5367 all types of reduction and pattern statements.
5368 (vect_estimate_min_profitable_iters): Likewise.
5369 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5370 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5371 for explicit realigns.
5372 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5373 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5375 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5376 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5377 vec_perm for VSX and handle vec_promote_demote.
5379 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5382 * builtins.c (fold_builtin_atomic_always_lock_free,
5383 expand_builtin_atomic_always_lock_free,
5384 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5385 Return and/or test boolean_true_node/boolean_false_node instead of
5386 integer_one_node/integer_zero_node.
5388 2012-02-10 Jan Hubicka <jh@suse.cz>
5391 * predict.c (predict_paths_for_bb): Prevent looping.
5392 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5394 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5396 * config/arm/arm.c (output_move_double): In one case properly
5397 count number of instructions that will be emitted.
5399 2012-02-10 Richard Guenther <rguenther@suse.de>
5401 PR translation/52193
5402 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5404 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5407 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5409 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5412 * var-tracking.c (emit_note_insn_var_location): If
5413 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5414 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5415 non-NOTE_DURING_CALL_P insn.
5417 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5420 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5422 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5425 * gcc.c (switch_matches) Support switches with separated form,
5428 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5430 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5432 (RAMPZ_ADDR): Ditto.
5433 * config/avr/avr.c (avr_addr_t): New typedef.
5434 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5435 (avr_init_expanders): Initialize it.
5436 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5438 (expand_epilogue): Ditto.
5439 (avr_print_operand): Ditto.
5440 (avr_file_start): Ditto.
5441 (avr_emit_movmemhi): Ditto.
5443 2012-02-08 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/46886
5446 * tree-flow.h (do_while_loop_p): Declare.
5447 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5448 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5450 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5452 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5453 always succeed for integers larger than a native word.
5455 2012-02-08 Richard Guenther <rguenther@suse.de>
5457 PR rtl-optimization/52170
5458 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5459 properly handle integer vector modes.
5461 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5463 PR gcov-profile/52150
5464 * coverage.c: Include target.h.
5465 (build_var): Call targetm.strip_name_encoding on the assembler name.
5466 Change one _ into . or $ if the target allows it.
5467 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5469 PR rtl-optimization/52139
5470 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5471 is a BARRIER after emit_insn_after_noloc, move BB_END
5472 to the last non-BARRIER insn before it.
5474 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5477 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5478 (mips_gimplify_va_arg_expr): Call it instead of
5479 std_gimplify_va_arg_expr.
5481 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5483 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5484 message for -mno-pointers-to-nested-function.
5486 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5489 * expr.c (get_inner_reference): If there is an offset, add a negative
5490 bit position to it (if any).
5492 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5494 PR rtl-optimization/52060
5495 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5496 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5497 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5498 and/or i0src_copy2 when needed.
5500 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5502 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5503 or LTOPLUGINSONAME if have_c.
5505 * config/freebsd-spec.h: Add comment about what macros can be defined
5507 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5508 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5511 2012-02-07 Richard Guenther <rguenther@suse.de>
5513 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5514 newline in -alias dumps.
5516 2012-02-07 Kai Tietz <ktietz@redhat.com>
5517 Dave Korn <dave.korn.cygwin@gmail.com>
5520 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5521 Take care that typinfo gets dllexport-attribute.
5523 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5526 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5527 if modifier < EXPAND_SUM call force_operand on the result.
5529 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5531 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5532 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5534 (epiphany_function_type): Replace types for specific interrupts with
5535 EPIPHANY_FUNCTION_INTERRUPT.
5536 (EPIPHANY_INTERRUPT_P): Update.
5537 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5538 New static function.
5539 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5540 <disinterrupt>: Affects type identity.
5541 (epiphany_handle_interrupt_attribute): Handle variable number of
5543 (epiphany_compute_function_type): Update for new
5544 epiphany_function_type definition.
5545 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5546 handlers with a longcall forwarder.
5547 (epiphany_start_function): Handle multiple interrupt arguments and/or
5548 forwarder_section attribute.
5550 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5553 2012-02-07 Alan Modra <amodra@gmail.com>
5556 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5559 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5561 PR tree-optimization/50969
5562 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5563 use vec_perm rather than vector_stmt.
5564 (vect_model_load_cost): Likewise.
5565 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5566 vec_perm to be the same as other vector statements.
5567 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5568 cost of vec_perm for TARGET_VSX.
5570 2012-02-06 Richard Guenther <rguenther@suse.de>
5572 PR tree-optimization/52115
5573 * tree-sra.c (access_has_replacements_p): New function.
5574 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5576 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5579 * trans-mem.c (expand_call_tm): Add an assertion.
5580 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5583 2012-02-06 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/50955
5586 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5587 raise cost of expressions that replace an address with an
5588 expression based on a different pointer.
5590 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5593 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5594 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5596 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5599 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5600 -Weffc++ and specify guidelines come from second edition.
5602 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5604 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5605 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5606 (call_direct_split, call_value_split, call_value_internal_direct)
5607 (call_value_direct_split, call_value_multiple_split): Use jal and
5608 jal_macro attributes.
5610 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5612 * reload1.c (reload_regs_reach_end_p): Replace with...
5613 (reload_reg_rtx_reaches_end_p): ...this function.
5614 (new_spill_reg_store): Update commentary.
5615 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5616 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5617 before setting new_spill_reg_store.
5618 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5619 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5620 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5621 for non-spill reload registers.
5623 2012-02-05 Ira Rosen <irar@il.ibm.com>
5625 PR tree-optimization/52091
5626 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5627 (vect_is_simple_use_1): Likewise.
5628 * tree-vect-loop.c (vectorizable_reduction): Update calls
5629 to vect_is_simple_use_1 and vect_is_simple_use.
5630 (vectorizable_live_operation): Likewise.
5631 * tree-vect-patterns.c (widened_name_p,
5632 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5633 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5634 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5635 vectorizable_shift,vectorizable_operation, vectorizable_store,
5636 vectorizable_load): Likewise.
5637 (vect_is_simple_cond): Add an argument, pass it to
5638 vect_is_simple_use_1.
5639 (vectorizable_condition): Update calls to vect_is_simple_cond,
5641 (vect_is_simple_use): Add an argument, the statement in which
5642 OPERAND is used. Check that if OPERAND's def stmt is a double
5643 reduction phi node, the use is a phi node too.
5644 (vect_is_simple_use_1): Add an argument, pass it to
5646 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5647 to vect_is_simple_use.
5649 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5651 PR rtl-optimization/52095
5652 * modulo-sched.c (dump_insn_locator): New function.
5653 (loop_canon_p, sms_schedule): Use it.
5655 PR rtl-optimization/52113
5656 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5657 even for decomposable shift/zext insns.
5659 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5660 Zdenek Dvorak <ook@ucw.cz>
5662 PR rtl-optimization/52092
5663 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5664 on get_iv_value result.
5666 2012-02-02 Andrew Pinski <apinski@cavium.com>
5670 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5672 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5675 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5677 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5679 PR rtl-optimization/49800
5680 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5681 (sched_finish): Call regstat_free_n_sets_and_refs.
5683 2012-02-02 Jia Liu <proljc@gmail.com>
5685 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5688 2012-02-02 Jan Hubicka <jh@suse.cz>
5689 Tom de Vries <tom@codesourcery.com>
5692 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5693 * varpool.c (varpool_analyze_pending_decls): Likewise.
5695 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5696 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5698 * config.gcc: Add cr16-* support.
5700 * doc/extend.texi: Document cr16 extensions.
5701 * doc/install.texi: Document cr16 install.
5702 * doc/invoke.texi: Document cr16 options.
5703 * doc/md.texi: Document cr16 constraints.
5705 * common/config/cr16/cr16-common.c: New file.
5706 * config/cr16/cr16.c: New file.
5707 * config/cr16/cr16.h: New file.
5708 * config/cr16/cr16.md: New file.
5709 * config/cr16/cr16.opt: New file.
5710 * config/cr16/cr16-protos.h: New file.
5711 * config/cr16/predicates.md: New file.
5712 * config/cr16/constraints.md: New file.
5713 * config/cr16/t-cr16: New file.
5715 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5718 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5719 that operands[2] is either immediate, or q_regs_operand.
5721 PR tree-optimization/52073
5722 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5723 a pattern stmt for pattern uses, ignore uses outside of the loop.
5725 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5727 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5728 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5729 (OUT_AS1, OUT_AS2): Remove.
5731 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5733 PR rtl-optimization/51374
5734 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5735 to cross other volatile_refs_p insns.
5737 2012-02-01 Richard Guenther <rguenther@suse.de>
5739 * doc/invoke.texi (fno-inline): Clarify documentation.
5740 (finline-small-functions): Likewise.
5741 (finline-functions): Likewise.
5742 * common.opt (finline): Adjust comment and documentation.
5743 (finline-small-functions): Clarify documentation.
5744 (finline-functions): Likewise.
5745 (finline-functions-called-once): Likewise.
5747 2012-02-01 Tristan Gingold <gingold@adacore.com>
5749 * c-typeck.c (composite_type): Keep mode for pointers.
5751 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5753 * function.h (regno_reg_rtx): Adjust comment.
5754 * reginfo.c (init_reg_modes_target): Only use the previous mode
5755 if it fits within one register. Remove MIPS comment.
5757 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5760 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5762 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5764 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5765 to srak instruction.
5767 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5769 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5771 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5776 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5778 2012-01-31 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/51528
5781 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5784 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5789 * ree.c (add_removable_extension): Change def_map argument
5790 to unsigned *, store in def_map 1 + offset into *insn_list vector
5791 instead of pointers into the vector.
5792 (find_removable_extensions): Adjust caller.
5794 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5796 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5797 Transform all "* quoted-c-code" to { c-code }.
5798 Remove redundant test for "optimize" in combine patterns.
5799 Move (include "avr-dimode.md") to end of file.
5801 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5804 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5805 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5807 2012-01-30 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/52028
5810 * tree-loop-distribution.c (ldist_gen): Properly update
5813 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5816 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5817 set_cur_line_info_table if not emitting debug info.
5819 PR tree-optimization/52046
5820 * tree-vect-patterns.c (check_bool_pattern): Give up if
5821 a comparison could throw.
5824 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5826 2012-01-30 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/52045
5829 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5830 SSA form if cfgcleanup did anything.
5832 2012-01-30 Richard Guenther <rguenther@suse.de>
5834 PR tree-optimization/52045
5835 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5836 before computing final todo.
5838 2012-01-30 Richard Guenther <rguenther@suse.de>
5840 PR tree-optimization/51528
5841 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5844 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5846 * df-problems.c (df_kill_notes): Check that the use refers
5847 to the note under examination.
5849 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5852 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5853 parameter and use short-lived pseudos.
5854 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5855 (sparc_expand_vector_init): Const-ify local variables and adjust
5856 calls to above functions.
5858 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5860 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5862 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5864 * doc/invoke.texi: Make usage of "compile time" and
5865 "run time"/"runtime" consistent throughout the file.
5867 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5869 * config/alpha/alpha.c (alpha_option_override): Default to
5870 full IEEE compliance mode for Go language.
5872 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5874 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5875 (LINK_SSP_SPEC): Define.
5877 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5880 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5883 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5885 * doc/invoke.texi: Correct hyphenation of "floating point",
5886 "double precision", and related terminology throughout the file.
5888 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5891 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5892 arm_general_register_operand predicate for operand 2 instead of
5895 2012-01-27 Ian Lance Taylor <iant@google.com>
5898 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5899 * builtins.c (expand_builtin_init_trampoline): Add onstack
5900 parameter. Change caller.
5901 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5902 * tree.c (build_common_builtin_nodes): Declare
5903 __builtin_init_heap_trampoline.
5905 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5907 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5908 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5909 * config/avr/avr.c: Ditto.
5910 (avr_regnames): Remove because unused.
5911 * config/avr/avr.md (*cpse.ne): New peephole.
5912 (*cpse.eq): New peephole from former cpse peepholes.
5914 2012-01-27 Michael Eager <eager@eagercon.com>
5916 * config/microblaze.c (microblaze_emit_compare): Correct
5917 test after pcmp instruction.
5919 2012-01-27 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/52020
5922 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5924 2012-01-27 Richard Guenther <rguenther@suse.de>
5926 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5927 function non-const/pure.
5929 2012-01-27 Richard Guenther <rguenther@suse.de>
5931 PR tree-optimization/50444
5932 * tree-sra.c (build_ref_for_offset): Properly adjust the
5933 MEM_REF type for unaligned accesses.
5935 2012-01-27 Richard Guenther <rguenther@suse.de>
5937 PR tree-optimization/50444
5938 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5939 (expand_assignment): Use it. Properly handle misaligned
5940 bases when expanding stores to component references.
5941 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5944 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5947 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5948 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5949 * tree-data-ref.c (find_data_references_in_loop): Make static.
5950 (compute_all_dependences): Change return type to bool. Bail out
5951 for too many datarefs in a loop. Move the hunk resetting the data
5952 dependences vector from ...
5953 (compute_data_dependences_for_loop): ... here. Account for
5954 compute_all_dependences returning false.
5955 (compute_data_dependences_for_bb): Likewise.
5956 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5957 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5959 2012-01-27 Richard Guenther <rguenther@suse.de>
5962 * expr.c (store_field): Use the alias-set of the scratch memory
5965 2012-01-27 Tom de Vries <tom@codesourcery.com>
5967 PR tree-optimization/51990
5968 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5970 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5972 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5975 * var-tracking.c (reverse_op): Don't add any reverse operation
5976 if V already has any constant locations.
5978 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5980 * doc/invoke.texi: Correct usage of "command line" (noun)
5981 vs "command-line" (adjective) throughout.
5983 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5985 * doc/invoke.texi (Language Independent Options): Move
5986 -Wcoverage-mismatch blurb from here....
5987 (Warning Options): ...to here.
5989 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5991 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5992 Set rs6000_always_hint to false for 476.
5994 2012-01-27 Matthias Klose <doko@ubuntu.com>
5996 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5998 * incpath.c (add_standard_paths): Likewise.
6000 2012-01-27 Richard Henderson <rth@redhat.com>
6002 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6003 * config/m68k/sync.md (atomic_test_and_set): Rename from
6004 sync_test_and_setqi and adjust the operands.
6005 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6006 and unconditionally enable.
6008 2012-01-27 Richard Henderson <rth@redhat.com>
6010 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6011 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6012 (ldstub): Rename from ldstubqi.
6013 (ldstub<I24MODE>): Remove.
6015 2012-01-27 Richard Henderson <rth@redhat.com>
6017 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6018 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6019 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6020 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6021 * doc/tm.texi: Rebuild.
6023 2012-01-27 Richard Henderson <rth@redhat.com>
6025 * optabs.c (gen_atomic_test_and_set): Remove default.
6026 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6028 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6030 PR rtl-optimization/51978
6031 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6032 (combine_reaching_defs): Likewise.
6033 (struct re_info): Remove.
6034 (add_removable_extension): Remove x and data arguments,
6035 add insn, insn_list and def_map. Use the arguments directly
6036 instead of using struct re_info.
6037 (find_removable_extensions): Don't call add_removable_extension
6038 through note_stores, instead just call it with single_set
6040 (find_and_remove_re): Pass curr_cand->expr instead of
6041 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6043 2012-01-26 Michael Matz <matz@suse.de>
6045 PR tree-optimization/46590
6046 * cfgexpand.c: Revert last change (r183305).
6047 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6049 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6050 checking for emptiness.
6052 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6055 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6056 non-addressable non-BLKmode base correctly.
6058 2012-01-26 Michael Matz <matz@suse.de>
6060 PR tree-optimization/48794
6061 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6062 regions referenced from RESX/EH_DISPATCH.
6064 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6066 * config/s390/s390.h: Make BRANCH_COST an option.
6067 * config/s390/s390.opt: New option -mbranch-cost.
6069 2012-01-26 Richard Henderson <rth@redhat.com>
6071 Revert 2012-01-24 change:
6072 * trans-mem.c (requires_barrier): Do not instrument thread local
6073 variables and emit save/restore for them.
6075 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6078 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6081 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6083 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6086 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6089 Rename __pgm to __flash.
6090 Rename __pgm1 to __flash1.
6091 Rename __pgm2 to __flash2.
6092 Rename __pgm3 to __flash3.
6093 Rename __pgm4 to __flash4.
6094 Rename __pgm5 to __flash5.
6095 Rename __pgmx to __memx.
6096 * doc/extend.texi (AVR Named Address Spaces)
6097 Rename address space names as indicated above.
6098 * config/avr/avr.c (avr_addrspace): Ditto.
6100 * config/avr/avr-protos.h
6101 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6102 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6103 * config/avr/predicates.md: Ditto.
6104 * config/avr/avr.c Ditto, and
6105 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6106 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6108 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6109 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6110 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6111 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6112 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6113 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6114 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6115 * config/avr/avr.c: Ditto.
6116 * config/avr/avr.md: Ditto.
6118 2012-01-25 Jason Merrill <jason@redhat.com>
6121 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6123 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6125 PR tree-optimization/51987
6126 * tree-data-ref.c (get_references_in_stmt): Handle references in
6127 non-volatile GIMPLE_ASM.
6129 2012-01-25 Richard Guenther <rguenther@suse.de>
6131 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6132 bases are dereferenced.
6134 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6136 PR rtl-optimization/48374
6137 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6139 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6141 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6142 compute_data_dependences_for_loop returns false.
6143 * tree-parloops.c (loop_parallel_p): Likewise.
6145 2012-01-25 Richard Guenther <rguenther@suse.de>
6147 * tree.h (get_pointer_alignment_1): Declare.
6148 * builtins.c (get_pointer_alignment_1): New function.
6149 (get_pointer_alignment): Use it.
6151 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6153 PR rtl-optimization/48308
6154 * combine.c (enum undo_kind): Add UNDO_LINKS.
6155 (struct undo): Add member l to other_contents and where.
6156 (do_SUBST_LINK): New.
6158 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6159 (undo_all): Handle UNDO_LINKS.
6161 2012-01-25 Richard Henderson <rth@redhat.com>
6163 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6166 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6168 * optabs.c (gen_atomic_test_and_set): Use each argument.
6170 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6172 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6173 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6174 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6175 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6176 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6177 TARGET_PAIRED_SINGLE_FLOAT.
6179 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6181 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6182 (in_struct, return_val): Remove MEM documentation.
6183 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6184 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6185 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6187 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6188 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6189 * expr.c (store_field): Likewise.
6190 * function.c (assign_stack_temp_for_type): Likewise.
6191 * ifcvt.c (noce_try_cmove_arith): Likewise.
6192 * reload1.c (reload): Likewise.
6193 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6194 (alpha_set_memflags): Likewise.
6195 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6197 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6199 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6201 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6202 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6203 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6205 * cselib.c (cselib_rtx_varies_p): Delete.
6206 (cselib_invalidate_mem): Update call to canon_true_dependence.
6207 * dse.c (record_store, check_mem_read_rtx): Likewise.
6208 (scan_reads_nospill): Likewise.
6209 * cse.c (check_dependence): Likewise.
6210 (cse_rtx_varies_p): Delete.
6211 * expr.c (safe_from_p): Update call to true_dependence.
6212 * ira.c (validate_equiv_mem_from_store): Likewise.
6213 (memref_referenced_p): Likewise.
6214 * postreload-gcse.c (find_mem_conflicts): Likewise.
6215 * sched-deps.c (sched_analyze_2): Likewise.
6216 * store-motion.c (load_kills_store): Likewise.
6217 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6218 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6219 (compute_transp): Update call to canon_true_dependence.
6221 2012-01-25 Richard Henderson <rth@redhat.com>
6223 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6224 (maybe_emit_atomic_test_and_set): New.
6225 (expand_sync_lock_test_and_set): Use it.
6226 (expand_atomic_test_and_set): Likewise.
6227 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6228 the implementation; clarify implementation defined details.
6229 * doc/md.texi (atomic_test_and_set): Document.
6231 2012-01-25 Richard Henderson <rth@redhat.com>
6233 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6235 2012-01-25 Richard Henderson <rth@redhat.com>
6238 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6239 to effect no-op split.
6241 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6244 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6245 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6246 (BT_FN_VOID_PTR_INT_SIZE): New.
6247 (BT_FN_UINT_UINT_VAR): Remove.
6248 (BT_FN_UINT32_UINT32_VAR): New.
6249 (BT_FN_DOUBLE_VPTR): Remove.
6250 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6252 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6253 (_ITM_changeTransactionMode): Same.
6254 (_ITM_memmoveRtWt): Change return type to void.
6255 (_ITM_memcpyRtWt): Same.
6256 (_ITM_memsetW): Same.
6257 (_ITM_RaRD): Change types to double.
6262 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6264 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6265 Patrick Marlier <patrick.marlier@gmail.com>
6267 * trans-mem.c (requires_barrier): Do not instrument thread local
6268 variables and emit save/restore for them.
6270 2012-01-24 Jason Merrill <jason@redhat.com>
6273 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6274 output static aliases.
6276 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6279 * common.opt (-pie, -shared, pie, shared): Change from Common to
6281 * gcc.c (display_help): Display help for -pie and -shared.
6283 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6286 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6287 Remove note on size/offset limitation.
6288 (AVR Variable Attributes): Add example how to read data located
6289 with progmem. Refer to named address spaces.
6290 * doc/invoke.texi (AVR Options): Fix typo.
6292 2012-01-24 Richard Guenther <rguenther@suse.de>
6294 Forward-port to trunk
6295 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6298 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6299 op0 isn't sufficiently aligned and there is movmisalignM
6300 insn for mode, use it to load op0 into a temporary register.
6302 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6305 * target.def (const_not_ok_for_debug_p): New hook.
6306 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6308 * doc/tm.texi: Regenerated.
6309 * dwarf2out.c (const_ok_for_output_1): If
6310 targetm.const_not_ok_for_debug_p returns true, fail.
6311 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6313 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6315 2012-01-23 Kai Tietz <ktietz@redhat.com>
6318 * config/i386/predicates.md (symbolic_operand): Allow
6319 UNSPEC_PCREL as PIC expression for lea.
6320 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6321 * config/i386/i386.c (ix86_delegitimize_address): Handle
6322 UNSPEC_PCREL for none-MEM, too.
6324 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6326 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6327 (ipa_tm_create_version_alias): Same.
6329 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6332 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6333 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6335 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6336 Patrick Marlier <patrick.marlier@gmail.com>
6337 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6340 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6341 simple_object_start_read.
6343 2012-01-23 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/51895
6347 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6348 parameter decomposition into BLKmode components.
6350 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6352 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6353 fake variables for restrict-qualified pointers whose pointed-to type
6354 contains a placeholder.
6356 2012-01-23 Richard Guenther <rguenther@suse.de>
6358 PR tree-optimization/51949
6359 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6361 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6363 PR rtl-optimization/51933
6364 * ree.c (transform_ifelse): Return true right away if dstreg is
6365 already wider or equal to cand->mode.
6366 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6367 (make_defs_and_copies_lists): Remove defs_list and copies_list
6368 arguments, add state argument, just truncate state->work_list
6369 instead of always allocating and freeing the vector. Assert that
6370 get_defs succeeds instead of returning 2. Changed return type to bool.
6371 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6372 have ext_src_mode, see if it has been modified already with the
6373 right kind of extension and has been extended before from the
6374 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6375 just return true. Remember the original mode in state->modified array.
6376 (combine_reaching_defs): Add state argument. Don't allocate and
6377 free here def_list, copied_list and vec vectors, instead just
6378 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6379 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6380 Add state variable, clear vectors in it, initialize state.modified
6381 if needed. Free all the vectors at the end and state.modified too.
6382 Don't skip a candidate if the extension expression has been modified.
6384 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6387 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6388 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6389 (extra_options) interix.opt -> i386/interix.opt"
6390 (extra_objs):Add winnt-stubs.o
6391 * configure.ac: Add interix to target_os .comm on PE check.
6392 * configure: Regenerate.
6393 * config/interix3.h: Delete and move bits to..
6394 * config/interix.h: Delete and move bits to..
6395 * config/i386/i386-interix3.h: Delete and move bits to..
6396 * config/i386/i386-interix.h: ..here.
6397 (TARGET_CPU_DEFAULT): Remove redefinition.
6398 (TARGET_ASM_CONSTRUCTOR): Undefine.
6399 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6400 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6401 (PTRDIFF_TYPE): Define.
6402 (LONG_DOUBLE_TYPE_SIZE): Define.
6403 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6404 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6405 (TARGET_SECTION_TYPE_FLAGS): Define.
6406 (ASM_DECLARE_FUNCTION_NAME): Define.
6407 (ASM_OUTPUT_EXTERNAL): Define.
6408 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6409 (ASM_OUTPUT_ALIGNED_BSS): Define.
6410 (PCC_BITFIELD_TYPE_MATTERS): Define.
6411 (USE_CONST_SECTION): Define.
6412 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6413 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6414 (SUPPORTS_ONE_ONLY): Remove.
6415 (I386_PE_STRIP_ENCODING): Define.
6416 * config/interix.opt: Delete and move bits to..
6417 * config/i386/interix.opt: ..here. New.
6418 (mpe-aligned-commons): Add.
6419 * config/i386/t-interix: Add copyright header.
6420 (winnt-stubs.o): Add rule.
6422 2012-01-22 Jason Merrill <jason@redhat.com>
6425 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6426 for extra name aliases.
6428 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6430 PR rtl-optimization/51924
6431 * ree.c (combine_set_extension): Improve debugging message.
6432 (combine_reaching_defs): Likewise.
6433 (get_defs): Rename confusingly named variable.
6434 (find_and_remove_re): Skip a candidate if the extension expression has
6437 2012-01-21 Robert Millan <rmh@gnu.org>
6438 Gerald Pfeifer <gerald@pfeifer.com>
6440 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6441 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6443 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6445 PR tree-optimization/51914
6446 * tree-vect-stmts.c (vectorizable_conversion): For
6447 cvt_type && modifier == WIDEN, put temporary with cvt_type
6448 at the beginning of vec_dsts and set vec_dest to temporary
6451 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6453 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6455 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6457 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6458 * config/rs6000/rs6000.c: Likewise.
6460 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6463 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6464 output_move_double on a copy of operands array.
6466 2012-01-20 Cary Coutant <ccoutant@google.com>
6467 Dodji Seketeli <dodji@redhat.com>
6470 * dwarf2out.c (copy_declaration_context): Return ref to parent
6471 of declaration DIE, if necessary.
6472 (remove_child_or_replace_with_skeleton): Add new parameter; update
6473 caller. Place skeleton DIE under parent DIE of original declaration.
6474 Move call to copy_declaration_context to here ...
6475 (break_out_comdat_types): ... from here.
6477 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6479 PR rtl-optimization/51856
6480 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6483 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6486 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6487 hints for neon loads and stores.
6489 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6493 * doc/extend.texi (Named Address Spaces): Split into subsections.
6494 (AVR Named Address Spaces): New subsection.
6495 (M32C Named Address Spaces): New subsection.
6496 (RL78 Named Address Spaces): New subsection.
6497 (SPU Named Address Spaces): New subsection.
6498 (Variable Attributes): New anchor "AVR Variable Attributes".
6499 (AVR Variable Attributes): Rewrite and avoid wording
6500 "address space" in this context.
6501 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6502 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6503 (AVR Built-in Macros): New subsubsection therein.
6504 * doc/md.texi (AVR constraints): Remove "C04", "R".
6506 2012-01-20 Richard Guenther <rguenther@suse.de>
6508 PR tree-optimization/51903
6509 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6510 when removing stmts.
6512 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6515 * config/arm/arm.c (arm_load_pic_register): Use
6516 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6517 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6518 (arm_pic_static_addr): Likewise.
6519 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6520 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6521 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6522 (pic_load_addr_unified): New.
6524 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6527 * function.c (instantiate_virtual_regs_in_insn): Use
6528 delete_insn_and_edges when removing a wrong asm insn.
6530 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6532 PR rtl-optimization/40761
6533 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6534 Add new member loop_num.
6535 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6536 (ira_build): Remove the parameter.
6538 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6539 (ira.c): Do not build CFG loops for one region allocation. Remove
6540 argument from ira_build call.
6542 * ira-build.c (init_loop_tree_node): New function.
6543 (create_loop_tree_nodes): Use it. Separate the case when CFG
6544 loops are not built.
6545 (more_one_region_p): Check current_loops.
6546 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6548 (add_loop_to_tree): Process loop equal to NULL too.
6549 (form_loop_tree): Separate the case when CFG loops are not built.
6550 Use explicitly number for the root.
6551 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6553 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6554 instead of loop->num.
6555 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6556 (mark_all_loops_for_removal): Ditto.
6557 (remove_unnecessary_regions): Separate the case when CFG loops
6559 (ira_build): Remove the parameter. Use explicit number of regions
6560 when CFG loops are not built.
6562 * ira-color.c (print_loop_title): Separate the case for the root node.
6563 Use loop_num instead of loop->num.
6564 (move_spill_restore): Use loop_num instead of loop->num.
6566 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6567 (change_loop): Ditto.
6568 (change_loop): Use loop_num instead of loop->num.
6570 * ira-lives.c (process_bb_node_lives): Ditto.
6572 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6574 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6576 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6579 * tree-mudflap.c (mf_artificial): New function.
6580 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6581 mx_register_decls, mudflap_enqueue_decl): Use it.
6584 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6585 numbers in the insn pattern.
6587 2012-01-19 Michael Matz <matz@suse.de>
6589 PR tree-optimization/46590
6590 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6591 use it in remembering which conflicts we already created.
6592 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6595 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6598 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6599 (merge_and_complain): Same.
6601 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6604 * config/initfini-array.h: Guard content of the header
6605 with #ifdef HAVE_INITFINI_ARRAY.
6606 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6607 Add initfini-array.h to tm_file here.
6608 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6609 * config.gcc: Don't add initfini-array.h to tm_file here.
6610 * configure: Regenerated.
6612 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6614 PR rtl-optimization/51505
6615 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6616 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6617 (df_note_bb_compute): Update the call to df_kill_notes.
6619 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6621 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6623 2012-01-18 Richard Guenther <rguenther@suse.de>
6625 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6626 of conversions to void *.
6628 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6629 Richard Sandiford <rdsandiford@googlemail.com>
6633 * optabs.h (simplify_expand_binop): Declare.
6634 * optabs.c (simplify_expand_binop): Make global.
6635 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6636 endian targets if the source cannot be exactly covered by word
6639 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6642 * hard-reg-set.h (struct hard_reg_set_container): New type.
6643 * target.h (struct hard_reg_set_container): Forward declare.
6644 * target.def (set_up_by_prologue): New target hook.
6645 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6646 * doc/tm.texi: Regenerated.
6647 * function.c (thread_prologue_and_epilogue_insns): Change
6648 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6649 Call targetm.set_up_by_prologue on it.
6650 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6651 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6653 2012-01-17 Nick Clifton <nickc@redhat.com>
6655 * config/rx/rx.c (rx_can_use_simple_return): New function.
6656 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6657 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6659 2012-01-17 Richard Guenther <rguenther@suse.de>
6662 * expr.c (expand_assignment): Take address-space information
6663 from the address operand of MEM_REF and TARGET_MEM_REF.
6664 (expand_expr_real_1): Likewise.
6666 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6668 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6669 reload dump is requested.
6671 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6674 * trans-mem.c (requires_barrier): Call may_be_aliased.
6676 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6678 PR tree-optimization/51877
6679 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6680 call arguments and fndecls compare equal, instead return false if they
6681 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6682 both SSA_NAMEs that are valueized the same, or they satisfy
6685 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6687 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6689 * configure: Regenerate.
6691 2012-01-16 Jan Hubicka <jh@suse.cz>
6695 * convert.c (convert_to_integer): Use fold_convert for
6696 converting an INTEGER_CST to integer type.
6698 2012-01-16 Jason Merrill <jason@redhat.com>
6701 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6703 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6706 * config/s390/s390.c (s390_chunkify_start): Don't skip
6707 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6708 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6709 If insn is followed by NOTE_INSN_VAR_LOCATION or
6710 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6711 Don't use location of note insns.
6713 PR tree-optimization/51865
6714 * tree-inline.c (tree_function_versioning): Call remap_decl
6715 on DECL_RESULT whenever it has VOID_TYPE_P type.
6717 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6719 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6720 for calls to locally-binding MIPS16 functions if only the return
6721 type uses float regs.
6723 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6724 Richard Sandiford <rdsandiford@googlemail.com>
6726 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6727 (SYMBOL_32_HIGH): Likewise.
6728 (mips_output_tls_reloc_directive): Declare.
6729 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6730 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6731 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6732 (mips_lo_relocs, mips_hi_relocs): Make extern.
6733 (mips16_stub_function): Move up file.
6734 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6735 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6736 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6737 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6738 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6739 (mips_get_tp): Add MIPS16 support.
6740 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6741 Generalize DTPREL and TPREL handling.
6742 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6743 Add MIPS16 TLS support.
6744 (mips_output_tls_reloc_directive): New function.
6745 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6746 * config/mips/predicates.md (symbolic_operand_with_high)
6747 (tls_reloc_operand): New predicates.
6748 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6749 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6750 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6751 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6752 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6753 (*tls_get_tp_mips16_call_<mode>): Likewise.
6755 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6757 PR rtl-optimization/51821
6758 * recog.c (peep2_find_free_register): Determine clobbered registers
6761 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6764 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6765 * config/avr/avr.c: Likewise.
6766 * config/avr/avr.h: Likewise.
6768 2012-01-13 Ian Lance Taylor <iant@google.com>
6771 * tree.h (TYPE_QUALS): Add cast to int.
6772 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6774 2012-01-13 Ian Lance Taylor <iant@google.com>
6776 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6777 comparing param_index to VEC_length result.
6779 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6781 * c-decl.c: Do not include tree-mudflap.h
6782 * tree-optimize.c: Likewise.
6783 * Makefile.in: Update dependencies.
6785 2012-01-13 Richard Guenther <rguenther@suse.de>
6788 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6789 variable-sized result always use RSO.
6791 2012-01-12 DJ Delorie <dj@redhat.com>
6793 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6794 pointer type, not just the default pointer type.
6796 2012-01-09 Richard Henderson <rth@redhat.com>
6797 Denis Chertykov <chertykov@gmail.com>
6800 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6801 * config/avr/avr.c (avr_can_eliminate): Simplify.
6802 (avr_initial_elimination_offset): Likewise.
6803 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6804 (expand_epilogue): Likewise.
6805 (avr_legitimize_address): Gut.
6806 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6807 (avr_hard_regno_nregs): New.
6808 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6809 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6810 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6811 add soft frame pointer.
6812 (CALL_USED_REGISTERS): Likewise.
6813 (REG_CLASS_CONTENTS): Likewise.
6814 (REGISTER_NAMES): Likewise.
6815 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6816 (HARD_FRAME_POINTER_REGNUM): New.
6817 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6818 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6819 remove the HARD_FRAME_POINTER self-elimination.
6821 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6824 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6825 DECL_EXTERNAL when checking for initializers of progmem variables.
6827 2012-01-12 Ira Rosen <irar@il.ibm.com>
6829 PR tree-optimization/51799
6830 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6831 that the last operation is a type demotion.
6833 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6835 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6836 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6838 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6841 * combine.c (distribute_notes): If i3 is a noreturn call,
6842 allow old_size to be equal to args_size and make sure the
6843 noreturn call gets REG_ARGS_SIZE note.
6844 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6845 on noreturn calls even when the delta is 0.
6847 2012-01-11 Nathan Sidwell <nathan@acm.org>
6849 * gcov.c (STRING_SIZE): Remove.
6850 (generate_results): Erase annotations for source files with no
6851 coverage information.
6853 (output_lines): Use it.
6855 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6857 * gimple.h (gimplify_body): Remove first argument.
6858 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6859 pointer set here, instead just pass DATA to walk_tree.
6860 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6861 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6862 (unvisit_body): Likewise, but with unmark_visited.
6863 (gimplify_body): Remove BODY_P argument and adjust.
6864 (gimplify_function_tree): Adjust call to gimplify_body.
6865 * omp-low.c (finalize_task_copyfn): Likewise.
6867 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6869 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6870 (build_function_type_skip_args): Delete.
6871 * tree.c (build_function_type_skip_args): Make static and add
6872 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6873 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6874 pass it to build_function_type_skip_args.
6875 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6876 (tree_function_versioning): Likewise.
6877 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6878 build_function_decl_skip_args.
6879 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6880 and pass it to build_function_decl_skip_args/tree_function_versioning.
6881 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6882 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6883 * trans-mem.c (ipa_tm_create_version): Likewise.
6884 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6885 * tree-inline.c (declare_return_variable): Remove always-true test.
6886 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6887 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6888 * ipa-split.c (split_function): Skip the return value for the split
6889 part if it doesn't return.
6891 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6893 PR tree-optimization/49642
6894 * ipa-split.c (forbidden_dominators): New variable.
6895 (check_forbidden_calls): New function.
6896 (dominated_by_forbidden): Likewise.
6897 (consider_split): Check for forbidden dominators.
6898 (execute_split_functions): Initialize and free forbidden
6899 dominators info; call check_forbidden_calls.
6901 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6903 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6905 2012-01-11 Nick Clifton <nickc@redhat.com>
6907 * config/rx/rx.md (return): Define pattern.
6909 2012-01-11 Richard Guenther <rguenther@suse.de>
6911 * doc/extend.texi (malloc attribute): Adjust according to
6914 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6915 Patrick Marlier <patrick.marlier@gmail.com>
6918 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6919 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6920 (ipa_tm_note_irrevocable): Same.
6921 (ipa_tm_scan_irr_block): Same.
6922 (ipa_tm_decrement_clone_counts): Same.
6923 (ipa_tm_scan_irr_function): Same.
6924 (ipa_tm_create_version_alias): Same.
6925 (ipa_tm_create_version): Same.
6926 (ipa_tm_transform_calls_redirect): Same.
6927 (ipa_tm_transform_calls): Same.
6928 (ipa_tm_transform_transaction): Same.
6929 (ipa_tm_execute): Same.
6931 2012-01-10 Richard Guenther <rguenther@suse.de>
6934 * opts.c (common_handle_option): Handle -Werror.
6936 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6938 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6941 2012-01-10 Jason Merrill <jason@redhat.com>
6943 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6946 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6948 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6949 supports R_386_TLS_GD_PLT reloc.
6950 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6951 supports R_386_TLS_LDM_PLT reloc.
6952 * configure: Regenerate.
6953 * config.in: Regenerate.
6955 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6958 Extend __pgmx semantics to linearize memory.
6959 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6960 determine if code comes inline or from libgcc.
6961 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6962 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6963 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6964 (movmemx_qi, movmemx_hi): New insns.
6965 (xload_<mode>_libgcc): Rewrite to new insn condition.
6966 (xload_<mode>): Remove insns.
6967 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6968 cases that don't satisfy avr_xload_libgcc_p().
6969 (avr_addr_space_convert): Allow converting in any direction.
6970 (avr_addr_space_subset_p): Return always true.
6971 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6972 (avr_emit_movmemhi): Ditto.
6973 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6974 (avr_out_movmem): Ditto.
6975 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6976 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6977 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6978 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6979 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6981 2012-01-10 Richard Guenther <rguenther@suse.de>
6983 PR tree-optimization/50913
6984 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6985 Require data-refs to be representable by Graphite with respect
6988 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6990 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6991 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6993 2012-01-10 Tom de Vries <tom@codesourcery.com>
6995 PR rtl-optimization/51271
6996 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6997 handling annulled branch.
6999 2012-01-10 Richard Henderson <rth@redhat.com>
7001 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7002 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7003 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7004 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7005 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7006 arm_expand_vec_perm_const): New.
7007 * config/arm/arm-protos.h: Update.
7008 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7009 (*neon_vswp<VDQX>): New.
7010 (neon_vcombine<VDX>): Use neon_split_vcombine.
7011 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7012 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7013 (vec_perm<VE>): New.
7015 2012-01-10 Richard Henderson <rth@redhat.com>
7017 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7018 use it if reload_completed.
7019 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7020 arm_output_asm_insn, arm_process_output_memory_barrier,
7021 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7022 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7023 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7024 arm_process_output_sync_insn, arm_output_sync_insn,
7025 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7026 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7027 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7028 (emit_unlikely_jump): New.
7029 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7030 (arm_split_atomic_op): New.
7031 * config/arm/arm-protos.h: Update.
7032 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7033 (struct arm_sync_generator): Remove.
7034 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7035 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7036 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7037 (VUNSPEC_LL, VUNSPEC_SC): New.
7038 (sync_result, sync_memory, sync_required_value, sync_new_value,
7039 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7040 (attr length): Don't use arm_sync_loop_insns.
7041 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7042 (movsfcc, movdfcc): Likewise.
7043 * config/arm/constraints.md (Ua): New.
7044 * config/arm/prediates.md (mem_noofs_operand): New.
7045 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7046 (sync_clobber, sync_t2_reqd): Remove.
7047 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7048 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7049 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7050 (arm_sync_compare_and_swap<SIDI>): Remove.
7051 (arm_sync_compare_and_swap<NARROW>): Remove.
7052 (arm_sync_lock_test_and_set<SIDI>): Remove.
7053 (arm_sync_lock_test_and_set<NARROW>): Remove.
7054 (arm_sync_new_<syncop><SIDI>): Remove.
7055 (arm_sync_new_<syncop><NARROW>): Remove.
7056 (arm_sync_new_nand<SIDI>): Remove.
7057 (arm_sync_new_nand<NARROW>): Remove.
7058 (arm_sync_old_<syncop><SIDI>): Remove.
7059 (arm_sync_old_<syncop><NARROW>): Remove.
7060 (arm_sync_old_nand<SIDI>): Remove.
7061 (arm_sync_old_nand<NARROW>): Remove.
7062 (*memory_barrier): Merge arm_output_memory_barrier.
7063 (atomic_compare_and_swap<QHSD>): New.
7064 (atomic_compare_and_swap<NARROW>_1): New.
7065 (atomic_compare_and_swap<SIDI>_1): New.
7066 (atomic_exchange<QHSD>): New.
7067 (cas_cmp_operand, cas_cmp_str): New.
7068 (atomic_op_operand, atomic_op_str): New.
7069 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7070 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7071 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7072 (arm_load_exclusive<NARROW>): New.
7073 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7074 (arm_store_exclusive<QHSD>): New.
7076 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7078 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7079 reload patterns if -mvsx-scalar-memory.
7081 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7082 generated, even -mno-vsx-scalar-double was used.
7083 (vsx_xscvdpsp_scalar): Likewise.
7084 (vsx_xscvspdp_scalar2): Likewise.
7086 2012-01-09 Tom de Vries <tom@codesourcery.com>
7087 Andrew Pinski <apinski@cavium.com>
7090 * reorg.c (fill_slots_from_thread): Don't speculate
7091 frame-related insns.
7093 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7095 * sched-int.h (bb_note): Move to...
7096 * basic-block.h: ...here.
7097 * haifa-sched.c (bb_note): Move to...
7098 * cfgrtl.c: ...here.
7099 * function.c (next_block_for_reg): New function.
7100 (move_insn_for_shrink_wrap): Likewise.
7101 (prepare_shrink_wrap): Rewrite to use the above.
7103 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7105 * gimple.c (is_gimple_non_addressable): Remove.
7106 * gimple.h: Remove is_gimple_non_addressable.
7107 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7108 is_gimple_non_addressable.
7109 * trans-mem.c (expand_assign_tm): Same.
7111 2012-01-09 Richard Guenther <rguenther@suse.de>
7113 PR tree-optimization/51775
7114 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7115 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7117 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7119 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7121 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7123 2012-01-09 Richard Guenther <rguenther@suse.de>
7125 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7127 2012-01-08 Jan Hubicka <jh@suse.cz>
7129 PR tree-optimize/51680
7130 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7131 on when known_vals needs to be computed; cleanup.
7133 2012-01-08 Jan Hubicka <jh@suse.cz>
7135 PR tree-optimize/51694
7136 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7138 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7140 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7141 for -std=c++98 and -std=c++11 too.
7143 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7145 * cfgloop.c (cancel_loop): Add free() of bbs array.
7147 2012-01-07 Jan Hubicka <jh@suse.cz>
7149 PR tree-optimization/51600
7150 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7151 that benefits small functions.
7153 2012-01-07 Jan Hubicka <jh@suse.cz>
7155 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7157 2012-01-07 Jan Hubicka <jh@suse.cz>
7159 PR tree-optimization/51680
7160 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7161 whose inlining reduce unit size.
7163 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7166 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7167 Add canonical node to containing_mem chain after the non-canonical
7168 one, even if there weren't any locs to propagate.
7169 (remove_useless_values): Keep only canonical values.
7170 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7171 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7172 canonicalize mem_chain elements that are not discarded.
7174 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7177 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7178 before emitting functions.
7180 PR gcov-profile/50127
7181 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7182 clear_aux_for_blocks.
7184 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7187 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7189 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7191 * c-decl.c (ext_block): Moved up.
7192 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7194 2012-01-06 Han Shen <shenhan@google.com>
7196 Translate built-in include paths for sysroot.
7197 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7198 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7200 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7201 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7203 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7204 control whether sysroot should be prepended to gxx include dir.
7206 * configure: Regenerate.
7208 2012-01-06 Torvald Riegel <triegel@redhat.com>
7210 PR rtl-optimization/51771
7211 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7212 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7214 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7216 PR tree-optimization/51315
7217 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7218 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7220 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7223 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7224 for shrp pattern. Correctly handle and fixup shift variable.
7225 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7227 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7230 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7231 note when !ACCUMULATE_OUTGOING_ARGS.
7233 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7235 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7237 (extract_range_from_unary_expr_1): Avoid useless computations.
7239 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7241 PR rtl-optimization/51767
7242 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7243 of jump_block and add an extra edge for degenerated asm gotos.
7246 * stmt.c (check_unique_operand_names): Don't ICE during error
7247 reporting if i is from labels chain.
7250 * profile.c (branch_prob): Split bbs that have exit edge
7251 and need a fake entry edge too.
7253 2012-01-05 Jan Hubicka <jh@suse.cz>
7256 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7259 2012-01-05 Richard Guenther <rguenther@suse.de>
7262 * tree-streamer-out.c (write_ts_optimization): New function.
7263 (streamer_write_tree_body): Call it.
7264 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7265 (streamer_read_tree_body): Call it.
7266 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7268 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7271 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7272 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7273 in_cleanup_point_expr before gimplify_stmt call and restore it
7275 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7276 in_cleanup_point_expr is false.
7278 2012-01-05 Richard Guenther <rguenther@suse.de>
7281 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7283 * toplev.c (process_options): Reject combining mudflap and LTO.
7284 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7286 2012-01-05 Richard Guenther <rguenther@suse.de>
7288 PR tree-optimization/51760
7289 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7291 (bit_value_unop): Handle UNDEFINED operands.
7292 (bit_value_binop): Likewise.
7294 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7296 * config/avr/avr.c (avr_replace_prefix): Remove.
7297 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7298 (avr_asm_function_rodata_section): Ditto.
7299 (avr_asm_select_section): Ditto.
7301 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7303 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7306 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7309 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7310 calls that have any non-fake successor edges.
7313 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7315 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7317 PR tree-optimization/51624
7318 * tree-sra.c (build_ref_for_model): When replicating a chain of
7319 COMPONENT_REFs, stop as soon as the offset would become negative.
7321 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7324 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7325 in .debug_loc on the floor.
7327 2012-01-04 Andrew Pinski <apinski@cavium.com>
7329 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7331 2012-01-04 Andrew Pinski <apinski@cavium.com>
7332 Adam Nemet <anemet@caviumnetworks.com>
7334 * config/mips/mips.md (size): Add SI and DI.
7335 (SIZE): New mode attribute.
7336 (U): New code attribute.
7337 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7338 (mips_lbux_<mode>): Delete.
7339 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7340 (mips_lhx): Use gen_mips_lhx_extsi.
7341 (mips_lhx_<mode>): Delete.
7343 (mips_l<size>x): New expand.
7344 (mips_lwx_<mode>): Delete.
7345 (mips_l<GPR:size>x_<P:mode>): New pattern.
7346 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7347 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7348 * config/mips/mips.c (mips_lx_address_p): New function.
7349 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7350 (dsp64): New availability predicate.
7351 (mips_builtins): Add an entry for __builtin_mips_ldx.
7352 * config/mips/mips.h (ISA_HAS_LBX): New define.
7353 (ISA_HAS_LBUX): Likewise.
7354 (ISA_HAS_LHX): Likewise.
7355 (ISA_HAS_LHUX): Likewise.
7356 (ISA_HAS_LWX): Likewise.
7357 (ISA_HAS_LWUX): Likewise.
7358 (ISA_HAS_LDX): Likewise.
7359 * doc/extend.texi (__builtin_mips_ldx): Document.
7361 2012-01-04 Tristan Gingold <gingold@adacore.com>
7363 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7364 when long pointers are used.
7365 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7366 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7367 (ia64-hp-*vms*): Remove.
7368 * config/vms/xm-vms64.h: Delete.
7370 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7373 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7375 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7377 * opts.c (finish_options): Remove duplicate sorry.
7379 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7382 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7385 2012-01-04 Richard Guenther <rguenther@suse.de>
7388 * tree.c (size_low_cst): New function.
7389 * tree.h (size_low_cst): Declare.
7390 * fold-const.c (fold_comparison): Use it to extract the low
7391 part of the POINTER_PLUS_EXPR offset.
7393 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7395 Fix clearing ZERO_REG
7396 * config/avr/avr.md (cc): Add alternative "ldi".
7397 (movqi_insn): Use it in cc attribute.
7398 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7399 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7400 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7402 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7404 * configure: Regenerate.
7406 2012-01-04 Richard Guenther <rguenther@suse.de>
7408 PR tree-optimization/49651
7409 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7410 (var_can_have_subvars): Use it.
7411 (get_constraint_for_1): Only consider subfields if there can be any.
7413 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7416 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7417 to its new canonical_cselib_val and the cselib_val was in
7418 first_containing_mem chain, but the canonical_cselib_val was not,
7419 add the latter into the chain.
7420 (cselib_invalidate_mem): Compare canonical_cselib_val of
7421 addr_list chain elt with v.
7424 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7425 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7427 (output_macinfo_op): Don't ggc_strdup fd->filename.
7428 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7429 then ggc_strdup it. Don't free inc->info or cur->info.
7430 (output_macinfo): Don't free ref->info or file->info.
7432 2012-01-03 Ira Rosen <irar@il.ibm.com>
7434 PR tree-optimization/51269
7435 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7436 first_niters a pointer.
7437 (slpeel_tree_peel_loop_to_edge): Likewise.
7438 (vect_do_peeling_for_loop_bound): Update call to
7439 slpeel_tree_peel_loop_to_edge.
7440 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7441 here. Remove it from the parameters list.
7442 (vect_do_peeling_for_alignment): Update calls and compute
7445 2012-01-03 Richard Guenther <rguenther@suse.de>
7447 PR tree-optimization/51070
7448 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7449 Properly handle calls.
7451 2012-01-03 Richard Guenther <rguenther@suse.de>
7453 PR tree-optimization/51692
7454 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7455 the LHS of allocation stmts.
7457 2012-01-03 Olivier Hainque <hainque@adacore.com>
7459 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7461 2012-01-03 Olivier Hainque <hainque@adacore.com>
7463 * collect2.c (main): In AIX specific computations for vector
7464 insertions, use CONST_CAST2 to cast from char ** to const char **.
7466 2012-01-03 Richard Guenther <rguenther@suse.de>
7469 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7470 the context of a limbo DIE when it does not already exist.
7472 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7474 PR tree-optimization/51719
7475 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7476 but direct call is, clear direct call's lhs and don't add fallthrough
7477 edge from dcall_bb to join_bb and PHIs.
7479 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7481 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7482 the instructions emitted by the pattern.
7483 ("*TDC_insn_<mode>"): Add comment.
7485 2012-01-03 Richard Guenther <rguenther@suse.de>
7488 * fold-const.c (fold_comparison): Properly canonicalize
7489 tree offset and HOST_WIDE_INT bit position.
7491 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7493 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7494 operands for extzv pattern.
7496 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7499 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7502 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7504 * doc/invoke.texi (-flto and related options): Copy-edit.
7506 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7508 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7510 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7512 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7515 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7517 * expr.h (move_by_pieces_ninsns): Declare.
7518 * expr.c (move_by_pieces_ninsns): Make external.
7519 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7520 (mips_store_by_pieces_p): Likewise.
7521 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7522 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7523 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7524 (mips_store_by_pieces_p): Likewise.
7526 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7528 * passes.c (register_one_dump_file): Free full_name.
7530 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7531 (calculate_elim_costs_all_insns): Free offsets_at and
7532 offsets_known_at at the end and clear the pointers.
7534 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7536 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7537 this option introduced in r180739.
7539 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7542 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7543 (tmake_file target=avr): Add avr/t-multilib.
7545 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7546 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7547 * config/avr/genmultilib.awk: New file.
7548 * config/avr/t-multilib: New auto-generated file.
7549 * config/avr/multilib.h: New auto-generated file.
7550 * config/avr/t-avr (AVR_MCUS): New variable.
7551 (genopt.sh): Use it.
7552 (s-mlib): Depend on t-multilib.
7553 (t-multilib, multilib.h): New dependencies.
7554 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7555 (MULTILIB_OPTIONS): Remove.
7556 (MULTILIB_MATCHES): Remove.
7557 (MULTILIB_DIRNAMES): Remove.
7558 (MULTILIB_EXCEPTIONS): Remove:
7559 * config/avr/genopt.sh: Don't use hard coded file name;
7560 pass AVR_MCUS from t-avr instead.
7562 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7564 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7566 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7568 Implement light-weight DImode support.
7569 * config/avr/avr-dimode.md: New file.
7570 * config/avr/avr.md: Include it.
7571 (adjust_len): Add plus64, compare64.
7572 (HIDI): Remove code iterator.
7573 (code_stdname): New code attribute.
7574 (rotx, rotsmode): Remove DI.
7575 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7577 * config/avr/avr-protos.h (avr_have_dimode): New.
7578 (avr_out_plus64, avr_out_compare64): New.
7579 * config/avr/avr.c (avr_out_compare): Handle DImode.
7580 (avr_have_dimode): New variable definition and initialization.
7581 (avr_out_compare64, avr_out_plus64): New functions.
7582 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7583 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7584 (avr_compare_pattern): Skip DImode comparisons.
7586 2012-01-02 Revital Eres <revital.eres@linaro.org>
7588 * ddg.c (def_has_ccmode_p): New function.
7589 (add_cross_iteration_register_deps,
7590 create_ddg_dep_from_intra_loop_link): Call it.
7592 2012-01-02 Richard Guenther <rguenther@suse.de>
7595 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7597 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7599 * gcc.c (process_command): Update copyright notice dates.
7600 * gcov.c (print_version): Likewise.
7601 * gcov-dump.c (print_version): Likewise.
7602 * mips-tfile.c (main): Likewise.
7603 * mips-tdump.c (main): Likewise.
7605 2012-01-01 Ira Rosen <irar@il.ibm.com>
7607 PR tree-optimization/51704
7608 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7609 a use is inside the basic block or loop before accessing its vect info.
7611 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7613 PR rtl-optimization/51069
7614 * cfgloopmanip.c (remove_path): Removing path making irreducible
7615 region unconditional makes BB part of the region.
7617 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7619 PR tree-optimization/51683
7620 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7621 calls with side-effects.
7622 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7624 Copyright (C) 2012 Free Software Foundation, Inc.
7626 Copying and distribution of this file, with or without modification,
7627 are permitted in any medium without royalty provided the copyright
7628 notice and this notice are preserved.