1 2013-04-01 Wei Mi <wmi@google.com>
3 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
4 Truncate operand 2 using %b asm operand modifier.
5 (*<shift_insn><mode>3_mask): Ditto.
6 (*<rotate_insn><mode>3_mask): Ditto.
8 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.md (*movsf_internal): Change type of
11 alternatives 3,4 to imov.
13 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
15 Backport from mainline
16 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
19 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
20 when the may_trap_p bit of the exprs being merged differs.
21 Reorder tests for speculativeness in the logical and operator.
23 Backport from mainline
24 2013-03-05 Jakub Jelinek <jakub@redhat.com>
27 * sel-sched-ir.c (free_sched_pools): Release
28 succs_info_pool.stack[succs_info_pool.max_top] vectors too
29 if succs_info_pool.max_top isn't -1.
31 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
33 Backport from mainline
34 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
37 * sel-sched.c: Include ira.h.
38 (implicit_clobber_conflict_p): New function.
39 (moveup_expr): Use it.
40 * Makefile.in (sel-sched.o): Depend on ira.h.
42 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
44 Backport from mainline
45 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
46 Alexander Monakov <amonakov@ispras.ru>
49 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
50 flush pending lists also on non-jumps. Adjust comment.
52 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
54 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
55 * doc/extend.texi (Named Address Spaces): Ditto.
56 (Variable Attributes): Ditto.
58 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
60 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
61 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
64 2013-03-27 Walter Lee <walt@tilera.com>
66 Backport from mainline:
67 2013-03-27 Walter Lee <walt@tilera.com>
69 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
70 double-decrement of next_scratch_regno.
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.md (insn_v1mulu): Fix predicates on
79 (insn_v1mulus): Ditto.
82 2013-03-27 Walter Lee <walt@tilera.com>
84 Backport from mainline:
85 2013-03-27 Walter Lee <walt@tilera.com>
87 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
89 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
91 2013-03-27 Walter Lee <walt@tilera.com>
93 Backport from mainline:
94 2013-03-27 Walter Lee <walt@tilera.com>
96 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
98 (*sibcall_value): Ditto.
100 2013-03-27 Walter Lee <walt@tilera.com>
102 Backport from mainline:
103 2013-03-27 Walter Lee <walt@tilera.com>
105 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
106 (insn_mnz_v8qi): ... this ...
107 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
109 (insn_v<n>mnz): Replaced by ...
110 (insn_v1mnz): ... this ...
111 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
113 (insn_mz_<mode>): Replaced by ...
114 (insn_mz_v8qi): ... this ...
115 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
117 (insn_v<n>mz): Replaced by ...
118 (insn_v1mz): ... this ...
119 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
122 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
124 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
126 2013-03-26 Richard Biener <rguenther@suse.de>
128 Backport from mainline:
129 2013-03-13 Richard Biener <rguenther@suse.de>
131 PR tree-optimization/56608
132 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
133 calls when vectorizing basic-blocks.
135 2013-03-05 Richard Biener <rguenther@suse.de>
137 PR tree-optimization/56270
138 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
139 of loads after scheduling an SLP instance.
141 2013-03-26 Walter Lee <walt@tilera.com>
143 Backport from mainline:
144 2013-03-26 Walter Lee <walt@tilera.com>
146 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
147 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
149 2013-03-26 Walter Lee <walt@tilera.com>
151 Backport from mainline:
152 2013-03-25 Walter Lee <walt@tilera.com>
154 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
155 TILEGX_INSN_SHUFFLEBYTES1.
156 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
158 (tilegx_builtins): Ditto.
159 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
161 2013-03-26 Walter Lee <walt@tilera.com>
163 Backport from mainline:
164 2013-03-25 Walter Lee <walt@tilera.com>
166 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
167 tests for constraint J, K, N, P.
169 2013-03-26 Walter Lee <walt@tilera.com>
171 Backport from mainline:
172 2013-03-25 Walter Lee <walt@tilera.com>
174 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
175 Use indirect/pcrel encoding.
176 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
179 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
181 Backport from mainline:
182 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
183 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
186 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
187 (musermode): Convert to Var(TARGET_USERMODE).
188 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
189 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
190 * config/sh/sh.c (sh_option_override): Use
191 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
192 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
194 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
196 (udivsi3_i4_single, divsi3_i4_single): Use
197 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
198 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
199 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
200 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
201 (SUBTARGET_OVERRIDE_OPTIONS): New.
203 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
205 Backport from mainline:
206 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
208 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
209 to m2a-single instead of m2e.
211 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
214 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
217 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
220 * config/i386/i386.c (init_cumulative_args): Also set
221 cum->callee_return_avx256_p.
222 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
223 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
225 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
226 callee_return_avx256_p.
228 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 Backport from mainline:
231 2012-12-04 Ian Lance Taylor <iant@google.com>
233 * godump.c (find_dummy_types): Output a dummy type if we couldn't
234 output the real type.
236 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
239 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
240 (PLUS_EXPR): Likewise.
241 * doc/cppopts.texi (--help): Likewise.
242 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
243 (-fdump-rtl-cprop_hardreg): Likewise.
244 (-fdump-rtl-csa): Likewise.
245 (-fdump-rtl-dce): Likewise.
246 (-fdump-rtl-dbr): Likewise.
247 (-fdump-rtl-into_cfglayout): Likewise.
248 (-fdump-rtl-outof_cfglayout): Likewise.
250 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
253 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
254 (arm_print_operand, case 'S'): Don't use shift_operator to validate
257 2013-03-14 Seth LaForge <sethml@google.com>
260 Backport from mainline
261 2012-10-22 Julian Brown <julian@codesourcery.com>
263 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
264 VFP D registers in big-endian mode.
266 2013-03-08 Joey Ye <joey.ye@arm.com>
268 Backport from mainline
269 2013-03-06 Joey Ye <joey.ye@arm.com>
272 * gcc.c (convert_white_space): New function.
273 (main): Handles white space in function name.
275 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
277 Backport from mainline
278 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
281 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
282 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
283 to SH_DIV_CALL_TABLE for TARGET_SH2.
284 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
286 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
287 mdiv= call-div1, call-fp, call-table options.
289 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
291 * config.gcc (arm*-*-rtemself*): New.
292 (arm*-*-rtems*): Removed.
293 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
294 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
296 2013-03-01 Richard Biener <rguenther@suse.de>
298 Backport from mainline
299 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
301 PR tree-optimization/55481
302 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
303 back to general rewriting if we cannot leave an original biv
306 2013-03-01 Richard Biener <rguenther@suse.de>
308 Backport from mainline
309 2012-04-10 Richard Guenther <rguenther@suse.de>
312 * gimple-low.c (gimple_check_call_args): Properly account for
313 compatible aggregate types.
315 2013-02-26 Nick Clifton <nickc@redhat.com>
318 Import this patch from the mainline:
320 2012-08-17 Nick Clifton <nickc@redhat.com>
322 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
323 (branch_true): Likewise.
324 (branch_false): Likewise.
326 2013-02-26 Jakub Jelinek <jakub@redhat.com>
328 PR tree-optimization/56443
329 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
330 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
331 to type_for_mode langhook.
333 2013-02-21 Jakub Jelinek <jakub@redhat.com>
336 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
339 2013-02-19 Jakub Jelinek <jakub@redhat.com>
341 Backported from mainline
342 2013-02-19 Jakub Jelinek <jakub@redhat.com>
344 PR tree-optimization/56350
345 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
346 if haven't found reduction or nested cycle operand, rather than
347 asserting we must find it.
349 PR tree-optimization/56381
350 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
353 2013-02-08 Jakub Jelinek <jakub@redhat.com>
355 PR tree-optimization/56250
356 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
357 if type is unsigned and code isn't MULT_EXPR.
359 2013-02-06 Jakub Jelinek <jakub@redhat.com>
362 * omp-low.c (use_pointer_for_field): Return false if
363 lower_send_shared_vars doesn't generate any copy-out code.
365 2012-11-27 Jakub Jelinek <jakub@redhat.com>
367 PR tree-optimization/55110
368 * tree-vect-loop.c (vectorizable_reduction): Don't assert
369 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
371 2013-02-18 Richard Biener <rguenther@suse.de>
374 2013-02-04 Richard Biener <rguenther@suse.de>
376 Backport from mainline
377 2012-07-04 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/53844
380 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
381 the loop virtual PHI.
383 2013-02-13 David S. Miller <davem@davemloft.net>
385 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
387 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
389 Backport from mainline
390 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
392 PR rtl-optimization/56275
393 * simplify-rtx.c (avoid_constant_pool_reference): Check that
394 offset is non-negative and less than cmode size before
395 calling simplify_subreg.
397 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
399 Backport from mainline
400 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
402 * config/i386/sse.md (FMAMODEM): New mode iterator.
403 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
404 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
406 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
408 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
409 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
410 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
412 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
414 Backport from mainline
415 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
418 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
419 If there is no implicit builtin declaration, just return NULL.
421 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
422 Michael Meissner <meissner@linux.vnet.ibm.com>
424 Backport from mainline
425 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
426 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
428 2013-02-07 David S. Miller <davem@davemloft.net>
430 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
432 * var-tracking.c (vt_add_function_parameter): Test the presence of
433 HAVE_window_save properly and do not remap argument registers when
434 we have a leaf function.
436 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
438 Backport from mainline
439 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
442 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
444 * config/i386/i386.c (ix86_print_operand): Ditto.
446 2013-02-07 Alan Modra <amodra@gmail.com>
449 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
450 static chain, set REST_INLINE_FPRS too.
452 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
454 Backport from mainline
455 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
457 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
458 * configure: Regenerate.
460 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
462 Backport from mainline
463 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
464 Andrew Dixie <andrewd@gentrack.com>
466 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
469 2013-02-05 Richard Biener <rguenther@suse.de>
471 Backport from mainline
472 2012-12-10 Richard Biener <rguenther@suse.de>
474 PR tree-optimization/55107
475 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
476 (bitmap_set_replace_value): Add gcc_unreachable.
477 (do_regular_insertion): Re-write all_same handling. Insert
478 an assignment instead of a PHI in this case.
479 (execute_pre): Do not record constified events.
481 2013-02-05 Richard Biener <rguenther@suse.de>
483 PR tree-optimization/54767
484 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
485 backedges drop all symbolical range information.
486 (execute_vrp): Compute backedges.
488 2013-02-04 Richard Biener <rguenther@suse.de>
490 Backport from mainline
491 2012-01-11 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/44061
494 * tree-vrp.c (extract_range_basic): Compute zero as
495 value-range for __builtin_constant_p of function parameters.
497 2013-01-08 Jakub Jelinek <jakub@redhat.com>
500 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
502 2013-02-04 Richard Biener <rguenther@suse.de>
504 Backport from mainline
505 2012-07-04 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/53844
508 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
509 the loop virtual PHI.
511 2012-12-13 Richard Biener <rguenther@suse.de>
514 * tree-streamer.c (record_common_node): Check that we are not
515 recursively pre-loading nodes we want to skip. Handle
516 char_type_node appearing as part of va_list_type_node.
518 2013-02-04 Richard Biener <rguenther@suse.de>
521 * gimple.h (gimple_call_builtin_class_p): New function.
522 * gimple.c (validate_call): New function.
523 (gimple_call_builtin_class_p): Likewise.
524 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
525 Use gimple_call_builtin_class_p.
526 (find_func_clobbers): Likewise.
527 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
528 (strlen_optimize_stmt): Likewise.
530 2013-02-01 Jakub Jelinek <jakub@redhat.com>
532 Backported from mainline
533 2013-01-28 Jakub Jelinek <jakub@redhat.com>
535 PR tree-optimization/56125
536 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
537 pow(x,c) into sqrt(x) * powi(x, n/2) or
538 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
540 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
541 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
544 2013-01-25 Jakub Jelinek <jakub@redhat.com>
546 PR tree-optimization/56098
547 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
548 for stmts with volatile ops.
549 (cond_store_replacement): Don't optimize if assign has volatile ops.
550 (cond_if_else_store_replacement_1): Don't optimize if either
551 then_assign or else_assign have volatile ops.
553 2013-01-23 Jakub Jelinek <jakub@redhat.com>
556 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
557 instead of cmpdi_operand for first comparison operand.
558 Don't assert that comparison operands aren't both constants.
560 2013-01-21 Jakub Jelinek <jakub@redhat.com>
562 PR tree-optimization/56051
563 * fold-const.c (fold_binary_loc): Don't fold
564 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
565 a narrowing conversion, or widening conversion from signed
568 2013-01-18 Jakub Jelinek <jakub@redhat.com>
571 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
572 the case where writing real complex part of target modifies
575 2013-01-15 Jakub Jelinek <jakub@redhat.com>
578 * function.c (thread_prologue_and_epilogue_insns): Always
579 add crtl->drap_reg to set_up_by_prologue.set, even if
580 stack_realign_drap is false.
582 2013-01-10 Jakub Jelinek <jakub@redhat.com>
584 PR tree-optimization/55921
585 * tree-complex.c (expand_complex_asm): New function.
586 (expand_complex_operations_1): Call it for GIMPLE_ASM.
588 2013-01-03 Jakub Jelinek <jakub@redhat.com>
590 PR rtl-optimization/55838
591 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
592 iv0.step, iv1.step and step.
594 2012-11-23 Jakub Jelinek <jakub@redhat.com>
597 * Makefile.in (gimple-low.o): Depend on langhooks.h.
598 * gimple-low.c: Include langhooks.c.
599 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
600 by default call lang_hooks.block_may_fallthru.
601 * langhooks.h (struct lang_hooks): Add block_may_fallthru
603 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
604 (LANG_HOOKS_INITIALIZER): Use it.
606 2012-11-20 Jakub Jelinek <jakub@redhat.com>
609 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
610 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
611 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
612 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
613 fail if the last real insn doesn't have REG_ARGS_SIZE note.
615 2012-11-17 Jakub Jelinek <jakub@redhat.com>
617 PR tree-optimization/55236
618 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
619 and signed ARG0_TYPE, force low and high to be non-NULL.
621 2012-11-13 Jakub Jelinek <jakub@redhat.com>
623 PR rtl-optimization/54127
624 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
625 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
626 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
627 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
628 REG_LABEL_TARGET and REG_LABEL_OPERAND.
630 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
632 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
633 range isn't testing for zero.
635 2013-01-29 Richard Biener <rguenther@suse.de>
637 PR tree-optimization/56113
638 * tree-ssa-structalias.c (equiv_class_lookup): Also return
640 (label_visit): Free duplicate bitmaps and record the leader instead.
641 (perform_var_substitution): Adjust.
643 2013-01-28 Serowk <serowk@yandex.ru>
646 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
647 Fix mode checks to allow for the passing of constants in the
649 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
650 Add entries in the switch statement for builtin iwmmxt vector
651 shift and rotate builtins.
653 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
655 Backport from mainline
656 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
660 operand 0 in movabs insn template for -masm=intel asm alternative.
661 (*movabs<mode>_2): Ditto for operand 1.
663 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
665 Backport from mainline
666 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
669 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
670 alternative to (o,r).
671 (*movdi_internal_rex64): Remove (!o,n) alternative.
672 (DImode immediate->memory splitter): Remove.
673 (DImode immediate->memory peephole2): Remove.
674 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
675 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
676 alternative to (!o,*r).
677 (*movtf_internal_sse): New pattern.
678 (*movxf_internal_rex64): New pattern.
679 (*movxf_internal): Disable for TARGET_64BIT.
680 (*movdf_internal_rex64): Remove (!o,F) alternative.
682 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
685 involving stack registers slightly.
687 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
689 * config/i386/constraints.md (Yf): New constraint.
690 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
691 of f constraint to conditionaly disable x87 register preferences.
692 (*movdf_internal): Ditto.
693 (*movsf_internal): Ditto.
695 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
698 (*movtf_internal_rex64): Add (!o,C) alternative
699 (*movxf_internal_rex64): Ditto.
700 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
702 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
704 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
706 2013-01-24 Martin Jambor <mjambor@suse.cz>
708 Backport from mainline
709 2013-01-04 Martin Jambor <mjambor@suse.cz>
711 PR tree-optimization/55755
712 * tree-sra.c (sra_modify_assign): Do not check that an access has no
713 children when trying to avoid producing a VIEW_CONVERT_EXPR.
715 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
717 Backport from mainline
718 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
722 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
724 PR rtl-optimization/56023
725 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
726 dependent on debug instruction.
728 2013-01-21 Martin Jambor <mjambor@suse.cz>
730 Backport from mainline
731 2013-01-17 Martin Jambor <mjambor@suse.cz>
733 PR tree-optimizations/55264
734 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
735 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
736 for virtual functions.
737 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
739 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
740 virtual methods before inlining is over.
742 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
744 Backport from mainline
745 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
748 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
749 store through atomic_store<mode>_1.
750 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
752 2013-01-16 Richard Biener <rguenther@suse.de>
755 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
756 account for bitpos when computing alignment.
758 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
760 Backport from 2013-01-14 trunk r195169.
763 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
764 etc. to 1 and not to __flash.
765 Use LL suffix for __INT24_MAX__ with -mint8.
766 Use ULL suffix for __UINT24_MAX__ with -mint8.
768 2013-01-14 Matthias Klose <doko@ubuntu.com>
770 * doc/invoke.texi: Document -print-multiarch.
771 * doc/install.texi: Document --enable-multiarch.
772 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
773 * configure.ac: Add --enable-multiarch option.
774 Substitute with_cpu, with_float.
775 * configure: Regenerate.
776 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
777 enable_multiarch, with_cpu, with_float: New macros.
778 if_multiarch: New macro, define in terms of enable_multiarch.
779 * genmultilib: Add new argument for the multiarch name.
780 * gcc.c (multiarch_dir): Define.
781 (for_each_path): Search for multiarch suffixes.
782 (driver_handle_option): Handle multiarch option.
783 (do_spec_1): Pass -imultiarch if defined.
784 (main): Print multiarch.
785 (set_multilib_dir): Separate multilib and multiarch names
786 from multilib_select.
787 (print_multilib_info): Ignore multiarch names in multilib_select.
788 * incpath.c (add_standard_paths): Search the multiarch include dirs.
789 * cppdefault.h (default_include): Document multiarch in multilib
791 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
792 include directory for multiarch directories.
793 * common.opt: New options --print-multiarch and -imultilib.
795 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
796 Include i386/t-linux.
797 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
798 Include i386/t-kfreebsd.
799 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
800 * config/i386/t-linux64: Add multiarch names in
801 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
802 * config/i386/t-gnu: New file.
803 * config/i386/t-kfreebsd: Likewise.
804 * config/i386/t-linux: Likewise.
806 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
807 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
808 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
809 for 32bit non-biarch configurations.
811 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
812 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
815 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
817 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
819 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
820 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
821 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
823 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
824 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
825 Include rs6000/t-linux for 32bit non-biarch configurations.
827 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
829 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
831 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
832 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
834 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
835 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
837 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
839 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
840 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
841 (vect_estimate_min_profitable_iter): Adjust to above fix.
842 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
844 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
846 Backport from mainline
847 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
849 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
850 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
851 documentation. Add missing '__' in front of
852 __builtin_ia32_packssdw256.
854 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
856 Backport from mainline
857 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
860 attribute of movddup insn to DF.
861 (*vec_interleave_lowv2df): Ditto.
862 (vec_dupv2df): Ditto.
864 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
866 Backport from 2013-01-07 trunk r194991, r194992.
869 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
872 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
873 (avr_addrspace_t): Add .section_name field.
874 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
876 (avr_addrspace): Same. Initialize .section_name. Remove last
877 NULL entry. Put __memx into .progmemx.data.
878 (progmem_section_prefix): Remove.
879 (avr_asm_init_sections): No need to initialize progmem_section.
880 (avr_asm_named_section): Use avr_addrspace[].section_name to get
882 (avr_asm_select_section): Ditto. And use get_unnamed_section to
883 retrieve the progmem section.
884 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
885 boundary to run over avr_addrspace[].
886 (avr_register_target_pragmas): Ditto.
888 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
890 Backport from 2013-01-07 trunk r194978.
893 * doc/install.texi (Cross-Compiler-Specific Options): Document
896 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
898 Backport from 2013-01-07 trunk r194968.
901 * config/avr/t-avr: Don't automatically rebuild
902 $(srcdir)/config/avr/t-multilib
903 $(srcdir)/config/avr/avr-tables.opt
904 (avr-mcus): New phony target to build them on request.
905 (s-avr-mlib): Remove.
906 * avr/avr-mcus.def: Adjust comments.
908 2013-01-07 Terry Guo <terry.guo@arm.com>
910 Backport from mainline
911 2012-12-19 Terry Guo <terry.guo@arm.com>
913 * config/arm/arm.c (thumb_find_work_register): Check argument
914 register number based on current PCS.
916 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
918 Backport from mainline
919 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
922 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
923 selected code model, define __code_mode_small__, __code_model_medium__,
924 __code_model_large__, __code_model_32__ or __code_model_kernel__.
925 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
926 xchg temporary register with %k. Declare temporary register as
928 [__x86_64__]: For medium and large code models, preserve %rbx register.
930 2013-01-03 Richard Henderson <rth@redhat.com>
932 * config/i386/i386.c (ix86_expand_move): Always assign to op1
933 after eliminating TLS symbols.
935 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
938 * config/pa/pa.md (movsi): Revert previous change.
939 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
942 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
945 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
948 2013-01-02 Jason Merrill <jason@redhat.com>
951 * tree.c (build_array_type_1): Revert earlier change.
953 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
956 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
959 2012-12-21 Martin Jambor <mjambor@suse.cz>
961 PR tree-optimization/55355
962 * tree-sra.c (type_internals_preclude_sra_p): Also check that
963 bit_position is small enough to fit a single HOST_WIDE_INT.
965 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
967 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
969 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
971 Backport from mainline
972 2012-10-15 Matthias Klose <doko@ubuntu.com>
974 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
975 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
977 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
978 Tomash Brechko <tomash.brechko@gmail.com>
981 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
982 handling of before and after cases.
983 * config/sparc/sync.md (atomic_store): Fix pasto.
985 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
987 * optabs.c (expand_atomic_store): Elide redundant model test.
989 2012-12-13 Richard Henderson <rth@redhat.com>
992 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
994 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
997 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
998 (tldo_stb_sp64): Likewise.
999 (tldo_sth_sp32): Likewise.
1000 (tldo_sth_sp64): Likewise.
1001 (tldo_stw_sp32): Likewise.
1002 (tldo_stw_sp64): Likewise.
1003 (tldo_stx_sp64): Likewise.
1005 2012-12-10 Kai Tietz <ktietz@redhat.com>
1008 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1010 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1012 Backport from mainline
1013 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1014 H.J. Lu <hongjiu.lu@intel.com>
1017 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1018 before using it as insn or call equivalent.
1020 2012-12-06 Jason Merrill <jason@redhat.com>
1023 * tree.c (build_array_type_1): Re-layout if we found it in the
1026 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1028 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1029 opaque cond in all call insns.
1031 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1033 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1034 area if the function allocates dynamic stack space.
1035 (ia64_initial_elimination_offset): Adjust offsets to above change.
1037 2012-12-03 Richard Biener <rguenther@suse.de>
1039 Backport from mainline
1040 2012-09-24 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/53663
1043 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1044 native encode/interpret translation on VN_WALKREWRITE.
1046 2012-12-03 Kai Tietz <ktietz@redhat.com>
1049 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1052 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1055 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1057 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1059 Backport from mainline:
1060 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1063 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1064 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1065 (in_nullified_branch_delay): Likewise.
1066 (in_call_delay): Likewise.
1067 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1068 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1069 the $$sh_func_adrs call as variable. Update type of sibcalls and
1070 $$sh_func_adrs call.
1071 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1072 length instead of adjustment. Handle negative and undefined call
1073 adjustments for insn_default_length. Remove adjustment for millicode
1074 insn with unfilled delay slot.
1075 (pa_output_millicode_call): Update for revised millicode length.
1076 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1078 2012-11-29 Kai Tietz <ktietz@redhat.com>
1081 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1082 use by XNEWVEC/XRESIZEVEC.
1084 * i386.c (get_scratch_register_on_entry): Handle
1085 thiscall-convention.
1086 (split_stack_prologue_scratch_regno): Likewise.
1087 (ix86_static_chain): Likewise.
1088 (x86_output_mi_thunk): Likewise.
1090 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1092 Backported from mainline
1093 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1094 Markus Trippelsdorf <markus@trippelsdorf.de>
1097 * lto-opts.c (lto_write_options): Also handle
1098 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1099 OPT_SPECIAL_program_name.
1102 * lto-wrapper.c (merge_and_complain): Handle
1103 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1104 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1106 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1108 PR rtl-optimization/55489
1109 * gcse.c (compute_transp): Precompute a canonical version
1110 of XEXP (x, 0), and pass it to canon_true_dependence.
1112 2012-11-27 Richard Biener <rguenther@suse.de>
1115 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1116 stmt with a NOP instead of removing it.
1118 2012-11-26 Richard Biener <rguenther@suse.de>
1120 Backport from mainline
1121 2012-10-19 Richard Biener <rguenther@suse.de>
1123 PR tree-optimization/54976
1124 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1125 Robustify against odd inner_mode inputs.
1127 2012-10-12 Richard Biener <rguenther@suse.de>
1129 PR tree-optimization/54894
1130 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1131 Handle over-aligned scalar types properly.
1133 2012-10-02 Richard Guenther <rguenther@suse.de>
1136 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1137 cleaning up the CFG.
1139 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1141 Backport from mainline
1142 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1144 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1145 explaining the register ordering preferences.
1147 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1148 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1149 constraints so that the traditional floating point loads, stores,
1150 and moves are done first, then the VSX loads, stores, and moves,
1151 and finally the GPR loads, stores, and moves so that reload
1152 chooses FPRs over GPRs, and uses the traditional load/store
1153 instructions which provide an offset.
1154 (movdf_hardfloat64): Likewise.
1156 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1158 Backported from mainline
1159 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1160 H.J. Lu <hongjiu.lu@intel.com>
1163 * config/i386/i386.c (legitimize_pic_address): Properly handle
1165 (ix86_print_operand_address): Set code to 'k' when forcing
1166 addr32 prefix. For x32, zero-extend negative displacement if
1169 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1171 * common.opt (fvar-tracking-uninit): Document.
1172 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1173 * config/darwin.c (darwin_override_options): Likewise.
1175 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1177 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1178 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1180 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1182 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1184 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1186 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1189 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1191 Backport from mainline
1192 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/i386.c (ix86_init_machine_status): Do not
1195 explicitly clear tls_descriptor_call_expanded_p again.
1197 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/sse.md
1200 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1201 as read and written by the instruction.
1203 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1205 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1206 (ix86_instantiate_decls): New function.
1207 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1208 stack slot instead of SLOT_VIRTUAL.
1209 <case IX86_BUILTIN_STMXCSR>: Ditto.
1210 (assign_386_stack_local): Do not assert when virtual slot is valid.
1211 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1212 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1213 (truncxf<mode>2): Ditto.
1214 (floatunssi<mode>2): Ditto.
1215 (isinf<mode>2): Ditto.
1216 * config/i386/sync.md (atomic_load<mode>): Ditto.
1217 (atomic_store<mode>): Ditto.
1219 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1222 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1223 the argument is itself a conditional expression.
1225 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1227 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1230 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1232 PR tree-optimization/54986
1233 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1234 conversions on entry but add them back on exit if needed.
1236 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1239 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1241 (print_reg): Use true_regnum rather than REGNO.
1242 (ix86_print_operand_address): Remove SUBREG handling.
1244 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1246 Backported from mainline
1247 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1250 * gimple.h (is_gimple_sizepos): New inline function.
1251 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1252 final assignment to expr variable.
1253 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1254 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1255 into a local temporary.
1257 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1259 PR tree-optimization/54877
1260 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1261 use make_ssa_name instead of copy_ssa_name.
1263 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1265 Backport from mainline
1266 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1268 PR tree-optimization/53708
1269 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1270 user-supplied alignment when used with an explicit section name.
1272 2012-11-02 Jeff Law <law@redhat.com>
1274 PR tree-optimization/54985
1275 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1276 from thread_across_edge.
1277 (thread_across_edge): Use it in all cases where we might thread
1280 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1282 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1283 special register pushes before frame probing and allocation.
1285 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1286 Joel Sherrill <joel.sherrill@oarcorp.com>
1288 * config/sparc/t-rtems: New (Custom multilibs).
1289 * config/sparc/t-rtems-64: New (Custom multilibs).
1290 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1291 (sparc-*-rtems*): Add sparc/t-rtems.
1293 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1295 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1297 (hash_rtx): Likewise.
1299 2012-10-29 Terry Guo <terry.guo@arm.com>
1301 Backport from mainline
1302 2012-10-11 Terry Guo <terry.guo@arm.com>
1304 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1306 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1309 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1311 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1312 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1314 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1316 * config/avr/t-rtems: Revert previous commit.
1318 2012-10-26 Terry Guo <terry.guo@arm.com>
1320 Backport from mainline
1321 2012-10-23 Terry Guo <terry.guo@arm.com>
1324 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1327 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1329 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1331 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1333 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1335 * config.gcc (microblaze*-*-rtems*): New target.
1336 * config/microblaze/rtems.h: New.
1337 * config/microblaze/t-rtems: New.
1339 2012-10-25 Richard Biener <rguenther@suse.de>
1341 PR tree-optimization/54902
1342 * tree-ssa-pre.c (fini_pre): Return TODO.
1343 (execute_pre): Adjust.
1344 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1345 blocks before computing dominators.
1347 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1349 Backport from mainline
1350 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/i386.c (memory_address_length): Assert that non-null
1353 base or index RTXes are registers. Do not check for REG RTXes.
1354 Determine addr32 prefix using SImode_address_operand or
1355 from original base and index RTXes. Simplify code.
1357 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386-protos.h (memory_address_length): Add new bool
1360 argument. Update all uses.
1361 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1362 add length of addr32 prefix based on mode of base or index register.
1363 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1364 addresses here. Update call to memory_address_length.
1365 (ix86_print_address_operand): Use SImode_address_operand predicate.
1366 * config/i386/predicates.md (SImode_address_operand): New.
1367 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1368 to calculate "mode" attribute. Use SImode_address_operand predicate
1369 instead of open-coding accepted RTX codes.
1371 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1373 Backport from 2012-10-22 trunk r192685.
1374 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1375 Note __AVR_<device>__ is not defined for cores.
1376 Don't point to --help=target.
1377 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1379 2012-10-19 Marek Polacek <polacek@redhat.com>
1381 Backported from mainline
1382 2012-10-19 Marek Polacek <polacek@redhat.com>
1385 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1386 pointer/non-pointer comparison.
1388 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1390 Backported from mainline
1391 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1394 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1395 sure the mode is correct when falling through from above cases.
1397 2012-10-19 Alan Modra <amodra@gmail.com>
1399 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1400 (HAVE_LD_LARGE_TOC): Likewise.
1401 * configure: Regenerate.
1403 2012-10-19 Alan Modra <amodra@gmail.com>
1405 * config/rs6000/predicates.md (splat_input_operand): Don't call
1406 input_operand for MEMs. Instead check for volatile and call
1407 memory_address_addr_space_p with modified mode.
1409 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1411 Backported from mainline
1412 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1414 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1416 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1418 PR rtl-optimization/54870
1419 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1420 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1421 SSA_NAME pointer that points to a partition if there is at least
1422 one variable with it set in the partition.
1423 * dse.c (local_variable_can_escape): New predicate.
1424 (can_escape): Call it.
1425 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1426 mark the SSA_NAME pointer that points to a partition.
1428 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1430 Backport from mainline
1431 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1433 PR rtl-optimization/53701
1434 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1435 rocess not only expr's vinsns but all old vinsns from expr's
1438 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1440 Backport from mainline
1441 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1444 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1446 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1447 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1448 only if producer writes to the register given by regno.
1450 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1452 Backport from mainline
1453 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1455 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1456 (UNSPEC_LOADU): New.
1457 (UNSPEC_STOREU): Ditto.
1458 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1459 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1460 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1461 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1462 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1463 (<sse2>_storedqu<avxsizesuffix>): ... this.
1464 (*sse4_2_pcmpestr_unaligned): Update.
1465 (*sse4_2_pcmpistr_unaligned): Ditto.
1467 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1468 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1469 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1470 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1471 gen_sse2_load{dqu,upd} to load from unaligned memory and
1472 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1474 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1475 Use CODE_FOR_sse_loadups.
1476 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1477 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1478 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1479 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1480 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1481 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1482 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1483 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1484 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1485 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1486 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1488 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1490 Backport from trunk (r190222):
1492 PR tree-optimization/54146
1493 * ifcvt.c: Include pointer-set.h.
1494 (cond_move_process_if_block): Change type of then_regs and
1495 else_regs from alloca'd array to pointer_sets.
1496 (check_cond_move_block): Update for this change.
1497 (cond_move_convert_if_block): Likewise.
1498 * Makefile.in: Fix dependencies for ifcvt.o.
1500 2012-10-15 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/54920
1503 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1504 allocate temporary storage for all NARY elements.
1506 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1509 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1511 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1513 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1514 default_use_cxa_atexit to yes.
1516 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1518 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1520 2012-10-05 Jan Hubicka <jh@suse.cz>
1521 Jakub Jelinek <jakub@redhat.com>
1523 PR tree-optimization/33763
1524 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1525 attribute for redefined extern inline functions.
1527 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1529 Backported from mainline
1530 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1532 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1533 in SSE and YMM state support check for -march=native.
1535 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1538 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1541 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1543 Backported from mainline
1544 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1547 * doc/invoke.texi: Document -mprefer-avx128.
1549 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1551 Backported from mainline
1552 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1555 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1556 (XSTATE_FP): Likewise.
1557 (XSTATE_SSE): Likewise.
1558 (XSTATE_YMM): Likewise.
1559 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1560 SSE and YMM states aren't supported.
1562 2012-10-01 Tom de Vries <tom@codesourcery.com>
1564 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1567 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1570 * config/s390/s390.c (s390_option_override): Add missing break.
1572 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1574 Backport from mainline
1575 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1577 * config.gcc: Replace 'host' with 'target' when configuring for
1578 powerpc64*-*-freebsd.
1580 2012-09-28 Meador Inge <meadori@codesourcery.com>
1582 Backport from mainline
1583 2012-09-27 Meador Inge <meadori@codesourcery.com>
1585 * gcc-ar.c (main): Handle the returning of the sub-process error
1588 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1590 Backport from 2012-09-28 trunk r191821.
1591 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1593 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1596 * simplify-rtx.c (simplify_binary_operation_1): Perform
1597 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1599 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1601 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1602 TYPE_NONALIASED_COMPONENT flag.
1603 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1604 TYPE_NONALIASED_COMPONENT flag.
1606 2012-09-21 Richard Guenther <rguenther@suse.de>
1609 Backport from mainline
1610 2012-04-19 Richard Guenther <rguenther@suse.de>
1612 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1615 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1618 * c-typeck.c (c_cast_expr): When casting to a type requiring
1619 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1622 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1625 * c-typeck.c (build_unary_op): Pass original argument of
1626 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1627 any C_MAYBE_CONST_EXPR, if it has integer operands.
1628 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1629 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1630 to c_objc_common_truthvalue_conversion, then remove any
1631 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1632 c_objc_common_truthvalue_conversion not
1633 c_common_truthvalue_conversion.
1634 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1635 call note_integer_operands for arguments with integer operands
1636 that are not integer constants.
1638 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1640 Backported from mainline
1641 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1643 PR tree-optimization/54563
1644 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1645 gimple_purge_dead_eh_edges if last call has been changed.
1647 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1650 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1651 instead of (match_dup 0) as second argument to vec_merge.
1652 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1653 Remove third alternative.
1654 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1655 operand 2 instead of operand 1, but put it as first argument
1657 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1658 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1661 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1663 * BASE-VER: Set to 4.7.3.
1664 * DEV-PHASE: Set to prerelease.
1666 2012-09-20 Release Manager
1668 * GCC 4.7.2 released.
1670 2012-09-15 Andi Kleen <ak@linux.intel.com>
1672 Backport from mainline
1673 2012-09-07 Andi Kleen <ak@linux.intel.com>
1675 * gcc/lto-streamer.h (res_pair): Add.
1676 (lto_file_decl_data): Replace resolutions with respairs.
1678 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1679 Initialize respairs.
1680 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1682 2012-09-14 Walter Lee <walt@tilera.com>
1684 Backport from mainline.
1685 2012-09-14 Walter Lee <walt@tilera.com>
1687 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1688 option for TILEPro and TILE-Gx.
1690 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1692 * config/i386/i386.h (x86_prefetchw): New global variable.
1693 (TARGET_PREFETCHW): New macro.
1694 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1695 (processor_alias_table): Add PTA_PREFETCHW to
1696 bdver1, bdver2 and btver1.
1697 (ix86_option_override_internal): Set x86_prefetchw for
1698 PTA_PREFETCHW targets.
1699 * config/i386/i386.md (prefetch): Expand to prefetchw
1700 for TARGET_PREFETCHW.
1701 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1703 Backport from mainline
1704 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1707 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1709 (*prefetch_sse): ... this.
1710 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1712 (*prefetch_3dnow): ... this.
1714 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1717 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1718 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1720 2012-09-12 Teresa Johnson <tejohnson@google.com>
1722 Backport from mainline.
1723 2012-09-12 Teresa Johnson <tejohnson@google.com>
1725 PR gcov-profile/54487
1726 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1727 test using F_SETLKW with fcntl.
1728 * configure, config.in: Regenerate.
1730 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1732 Backport from mainline
1733 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1735 * config/i386/i386.md : Comments on fma4 instruction selection
1736 reflect requirement on register pressure based cost model.
1738 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1739 flag is set-reset as informed by the cpuid flag.
1741 * config/i386/i386.c (processor_alias_table): fma4
1742 flag is enabled for bdver2.
1744 2012-09-12 Christian Bruel <christian.bruel@st.com>
1746 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1748 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1750 * config.gcc: Obsolete picochip-*.
1752 2012-09-11 Richard Guenther <rguenther@suse.de>
1755 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1756 on flag_toplevel_reorder.
1758 2012-09-10 Richard Henderson <rth@redhat.com>
1760 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1763 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1765 Backport from 2012-09-10 mainline r191132.
1768 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1770 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1773 * tree-sra.c (disqualify_base_of_expr): Check for possible
1774 NULL_TREE returned by get_base_address()
1776 2012-09-07 Richard Guenther <rguenther@suse.de>
1778 Backport from mainline
1779 2012-06-26 Jan Hubicka <jh@suse.cz>
1782 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1785 2012-09-07 Richard Guenther <rguenther@suse.de>
1787 Backport from mainline
1788 2012-07-13 Richard Guenther <rguenther@suse.de>
1790 PR tree-optimization/53922
1791 * tree-vrp.c (value_inside_range): Change prototype to take
1792 min/max instead of value-range.
1793 (range_includes_zero_p): Likewise. Return the result from
1795 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1796 return value from range_includes_zero_p.
1797 (extract_range_from_unary_expr_1): Likewise.
1798 (compare_range_with_value): Likewise.
1799 (vrp_meet_1): Likewise.
1801 2012-09-07 Richard Guenther <rguenther@suse.de>
1804 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1805 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1806 arguments separately.
1808 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1810 Backported from mainline
1811 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1813 PR rtl-optimization/54455
1814 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1815 bb ends up with asm goto referencing bb's label.
1817 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1819 Backport from mainline.
1820 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1821 Richard Earnshaw <richard.earnshaw@arm.com>
1824 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1825 element size. Use elem_type from the formal parameter. New parameter
1827 (neon_expand_args): Adjust call to neon_dereference_pointer.
1829 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1831 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1832 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1834 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1836 Backport from mainline
1837 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.md (isa): Add fma and fma4.
1840 (enabled): Handle fma and fma4.
1841 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1842 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1843 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1844 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1845 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1846 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1848 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1851 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1852 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1854 2012-09-06 Richard Guenther <rguenther@suse.de>
1856 PR tree-optimization/54498
1857 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1858 abort when reaching an already visited region.
1859 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1860 (get_continuation_for_phi_1): Likewise.
1861 (walk_non_aliased_vuses): When we translated the reference,
1862 abort when we re-visit a region.
1863 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1865 2012-09-06 Andrew Pinski <apinski@cavium.com>
1868 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1870 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1873 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1874 build_int_cst with size_type_node instead of size_int.
1876 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1878 Backport from 2012-09-05 mainline r190697.
1881 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1882 configured --with-avrlibc.
1883 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1885 * config/avr/avrlibc.h: New file.
1886 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1887 configured --with-avrlibc.
1888 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1890 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1892 Backport from 2012-09-04 mainline r190919
1895 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1896 of size less than 4 bytes by using macro ARM_NUM_INTS.
1897 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1899 2012-09-04 Richard Henderson <rth@redhat.com>
1901 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1903 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1905 Backport from 2012-09-04 mainline r190920
1908 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1910 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1912 Backport from 2012-09-04 mainline r190914
1915 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1917 (avr_allocate_stack_slots_for_args): ...this new static function.
1919 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1921 Backported from mainline
1922 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1925 * doc/invoke.texi: Add -da and remove -dm.
1927 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1929 Backported from mainline
1930 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1933 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1934 operands[1] is CONST_INT_P, convert it to QImode before printing.
1936 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1939 * c-convert.c (convert): Don't call fold_convert_loc if
1940 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1941 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1942 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1944 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1947 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1948 if init is a CONSTRUCTOR.
1950 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1952 PR rtl-optimization/54369
1953 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1954 calling dbr_schedule.
1955 * config/sparc/sparc.c (sparc_reorg): Likewise.
1957 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1959 Backport from mainline
1960 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1962 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1963 case for Atom processor.
1965 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1967 Backport from mainline
1968 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1971 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1972 true for TARGET_64BIT or !flag_pic.
1973 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1974 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1975 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1976 Add insn constraint. Conditionally emit xchg asm insns.
1977 (atomic_compare_and_swap<mode>): Update calls. Check only
1978 cmpxchg8b_pic_memory_operand in memory address fixup.
1980 (CASHMODE): Rename from DCASHMODE.
1981 (doublemodesuffix): Update modes.
1982 (regprefix): New mode attribute.
1984 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1985 <UNSPECV_CMPXCHG>: New constant.
1986 (atomic_compare_and_swap<mode>_1): Rename from
1987 atomic_compare_and_swap_single<mode>. Update calls and
1988 unspec_volatile constants.
1989 (atomic_compare_and_swap<mode>_doubleword): Rename from
1990 atomic_compare_and_swap_double<mode>. Update calls and
1991 unspec_volatile constants.
1993 2012-08-28 Walter Lee <walt@tilera.com>
1995 Backport from mainline
1996 2012-08-28 Walter Lee <walt@tilera.com>
1998 * confg/tilegx/tilegx.md: Fix code style.
1999 (*zero_extendsidi_truncdisi): Fix typo.
2000 * config/tilegx/tilegx.c: Fix code style.
2001 (tilegx_function_profiler): Fix typo.
2003 2012-08-27 Walter Lee <walt@tilera.com>
2005 Backport from mainline
2006 2012-08-27 Walter Lee <walt@tilera.com>
2008 * doc/md.texi (TILE-Gx): Fix typo.
2010 2012-08-27 Walter Lee <walt@tilera.com>
2012 Backport from mainline
2013 2012-08-27 Walter Lee <walt@tilera.com>
2015 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2016 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2018 2012-08-27 Walter Lee <walt@tilera.com>
2020 Backport from mainline
2021 2012-08-27 Walter Lee <walt@tilera.com>
2023 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2024 (insn_bfins): Delete.
2026 2012-08-27 Walter Lee <walt@tilera.com>
2028 Backport from mainline
2029 2012-08-27 Walter Lee <walt@tilera.com>
2031 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2032 atomic_exchange_bare<mode>,
2033 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2034 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2035 * config/tilegx/tilegx.md (type): Add X1_remove.
2036 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2037 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2038 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2041 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2043 PR rtl-optimization/54088
2044 * jump.c (delete_related_insns): Robustify latest change.
2046 2012-08-21 Richard Guenther <rguenther@suse.de>
2048 Backport from mainline
2049 2012-08-16 Richard Guenther <rguenther@suse.de>
2052 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2054 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2055 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2056 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2057 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2058 (tree_ssa_lim_finalize): Free all mem_refs.
2059 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2060 scc when bailing out.
2061 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2062 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2063 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2064 FOR_EACH_LOOP_BREAK.
2066 2012-08-17 Richard Guenther <rguenther@suse.de>
2068 * tree-sra.c (modify_function): Free redirect_callers vector.
2069 * ipa-split.c (split_function): Free args_to_pass vector.
2070 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2072 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2073 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2074 (vect_analyze_slp_instance): Free everything.
2075 (destroy_bb_vec_info): Free the SLP instances.
2077 2012-08-17 Richard Guenther <rguenther@suse.de>
2079 * params.def (integer-share-limit): Decrease from 256 to 251,
2082 2012-08-21 Richard Guenther <rguenther@suse.de>
2084 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2085 the affine expansion cache.
2087 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2089 Backported from trunk
2090 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2093 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2095 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2097 Backport from mainline.
2098 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2101 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2102 mark as predicable. Adjust asm template.
2103 (vec_setv2di_internal): Likewise.
2104 (vec_extract<mode> VD, VQ): Likewise.
2105 (vec_extractv2di): Likewise.
2106 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2107 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2108 (neon_vdup_n<mode> VX, V32): Likewise.
2109 (neon_vdup_nv2di): Likewise.
2111 2012-08-17 Walter Lee <walt@tilera.com>
2113 Backport from mainline
2114 2012-08-17 Walter Lee <walt@tilera.com>
2116 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2117 (FEEDBACK_ENTER): Define.
2118 (FEEDBACK_REENTER): Define.
2119 (FEEDBACK_ENTRY): Define.
2120 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2121 (FEEDBACK_ENTER): Define.
2122 (FEEDBACK_REENTER): Define.
2123 (FEEDBACK_ENTRY): Define.
2125 2012-08-16 Walter Lee <walt@tilera.com>
2127 Backport from mainline
2128 2012-08-16 Walter Lee <walt@tilera.com>
2130 * config.gcc (tilegx-*-linux*): Add feedback.h.
2131 (tilepro-*-linux*): Likewise.
2132 * config/tilegx/feedback.h: New file.
2133 * config/tilepro/feedback.h: New file.
2135 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2137 Backport from mainline r189840 and r187586:
2138 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2140 * config/i386/i386.md (stack_protect_set): Disable the pattern
2141 for Android since Android libc (bionic) does not provide random
2142 value for stack protection guard at gs:0x14. Guard value
2143 will be provided from external symbol (default implementation).
2144 (stack_protect_set_<mode>): Likewise.
2145 (stack_protect_test): Likewise.
2146 (stack_protect_test_<mode>): Likewise.
2147 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2148 not have Bionic by default
2149 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2150 Macro OPTION_BIONIC is defined in this file and provides Bionic
2151 accessibility status
2153 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2155 * configure.ac: Stack protector enabling for Android targets.
2156 * configure: Regenerate.
2158 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2160 Backported from trunk
2161 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2163 PR rtl-optimization/53942
2164 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2165 directly from likely spilled non-fixed hard registers, move them
2168 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2170 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2171 (xop_phaddubq): Ditto.
2173 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2175 Backport from mainline
2176 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2177 Richard Earnshaw <rearnsha@arm.com>
2179 * target.def (vector_alignment): New target hook.
2180 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2181 * doc/tm.texi: Regenerate.
2182 * targhooks.c (default_vector_alignment): New function.
2183 * targhooks.h (default_vector_alignment): Add prototype.
2184 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2185 * config/arm/arm.c (arm_vector_alignment): New function.
2186 (TARGET_VECTOR_ALIGNMENT): Define.
2188 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2189 vector type alignment instead of size.
2190 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2191 element type size directly instead of computing it from alignment.
2192 Fix variable naming and comment.
2194 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2196 Backport from mainline
2197 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2199 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2200 (alpha_pad_function_end): ... this. Also insert NOP between
2201 sibling call and GP load.
2202 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2204 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2206 Backport from mainline
2207 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2208 H.J. Lu <hongjiu.lu@intel.com>
2210 PR rtl-optimization/54157
2211 * combine.c (gen_lowpart_for_combine): Don't return identity
2212 for CONST or symbolic reference.
2214 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2216 Backport from mainline
2217 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2220 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2221 split_cost argument signed.
2222 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2223 (ix86_avoid_lea_for_addr): Ditto.
2225 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2228 the address has less than two components.
2230 2012-08-02 Steve Ellcey <sellcey@mips.com>
2232 Backport from mainline
2233 2012-07-19 Steve Ellcey <sellcey@mips.com>
2235 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2238 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2240 Backport from mainline
2241 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2244 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2245 negative constant address for TARGET_X32 ...
2246 (ix86_decompose_address): ... here. Reject constant addresses
2247 that don't satisfy x86_64_immediate_operand predicate.
2249 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2252 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2253 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2254 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2255 addresses. Prevent zero extensions of CONST_INT operands.
2257 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/i386.md (*lea): New insn pattern.
2262 (*lea<mode>_2): Ditto.
2263 (*lea_{3,4,5,6}_zext): Ditto.
2264 * config/i386/predicates.md (lea_address_operand): Do not reject
2265 zero-extended address operands.
2266 * config/i386/constraints.md (j): Remove address constraint.
2267 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2269 (ix86_print_operand_address): Handle SImode subreg of an address.
2270 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2272 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2274 Backport from mainline
2275 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2279 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2281 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2282 (*movdi_internal_rex64): Use %E operand modifier for lea.
2283 (*movsi_internal): Ditto.
2285 (*lea<mode>_2): Ditto.
2286 (*lea_{3,4,5,6}_zext): Ditto.
2287 (*tls_global_dynamic_32_gnu): Ditto.
2288 (*tls_global_dynamic_64): Ditto.
2289 (*tls_dynamic_gnu2_lea_32): Ditto.
2290 (*tls_dynamic_gnu2_lea_64): Ditto.
2291 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2293 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2295 Backport from mainline
2296 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2298 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2300 (ix86_print_operand_address): Assert that parts.base and parts.index
2301 are non-NULL after call to simplify_subreg.
2303 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2306 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2308 * config/sh/sh.c (sh_option_override): Do not change
2309 flag_finite_math_only. Set TARGET_IEEE to complement of
2310 flag_finite_math_only.
2311 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2312 description of mieee and mno-ieee behavior.
2314 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2317 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2318 (_lzcnt_u64): Ditto.
2320 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2322 Backport from mainline
2323 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2325 PR rtl-optimization/52250
2326 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2327 to put note list into. Unconditionally call move_bb_info.
2328 (move_bb_info): Do not assert the blocks being in the same region,
2329 just drop the note list if they are not.
2331 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2333 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2335 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2337 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2338 defining statement is a SSA name that occurs in abnormal PHIs.
2340 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2342 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2345 2012-07-19 Richard Guenther <rguenther@suse.de>
2346 Eric Botcazou <ebotcazou@adacore.com>
2348 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2349 about transition from invariant to known bits.
2350 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2352 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2355 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2356 (cleanup_tree_cfg_bb): Don't call it.
2357 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2360 2012-07-19 Christian Bruel <christian.bruel@st.com>
2363 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2365 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2367 * config.gcc (v850-*-rtems*): New target.
2368 * config/v850/rtems.h: New.
2369 * config/v850/t-rtems: New.
2371 2012-07-18 Nick Clifton <nickc@redhat.com>
2373 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2375 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2379 Backport from mainline
2380 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2383 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2384 instead expand it as zero extension.
2386 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2388 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2389 QImode and HImode splitters. Use ix86_comparison_operator.
2390 Explicitly match FLAGS_REG.
2391 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2393 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2394 Steven Bosscher <steven@gcc.gnu.org>
2395 Bernd Schmidt <bernds@codesourcery.com>
2397 PR rtl-optimization/53908
2398 * df-problems.c (can_move_insns_across): When doing
2399 memory-reference book-keeping, handle call insns.
2401 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2403 Backport from mainline
2404 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2407 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2408 sibcall_insn_operand. Move it to a temporary register if not.
2410 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2414 emit PIC sequence for fnaddr symbol reference in advance.
2416 2012-07-09 Jason Merrill <jason@redhat.com>
2419 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2420 (type_hash_eq): Likewise.
2423 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2425 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2427 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2428 due to negative shift amount.
2430 2012-07-06 Kai Tietz <ktietz@redhat.com>
2432 Backport from mainline.
2434 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2435 as "/mingw/include".
2437 2012-07-06 Nick Clifton <nickc@redhat.com>
2439 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2440 default_encode_section_info.
2442 2012-07-06 Richard Guenther <rguenther@suse.de>
2444 Backport from mainline
2445 2012-03-30 Richard Guenther <rguenther@suse.de>
2448 * double-int.c (rshift_double): Remove not needed cast.
2450 2012-03-28 Richard Guenther <rguenther@suse.de>
2453 * double-int.h (rshift_double): Remove.
2454 * double-int.c (lshift_double): Use absu_hwi to make count
2456 (rshift_double): Make static, take unsigned count argument,
2457 remove handling of negative count argument.
2458 (double_int_rshift): Dispatch to lshift_double.
2460 2012-07-06 Richard Guenther <rguenther@suse.de>
2462 Backport from mainline
2463 2012-06-18 Richard Guenther <rguenther@suse.de>
2465 PR tree-optimization/53693
2466 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2467 Reject operands with more than one use.
2469 2012-07-06 Richard Guenther <rguenther@suse.de>
2471 Backport from mainline
2472 2012-04-11 Richard Guenther <rguenther@suse.de>
2475 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2476 consider loop nesting.
2477 (evolution_function_is_univariate_p): Properly check the remainder
2480 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2482 Backport from mainline
2483 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2485 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2486 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2487 (adjacent_mem_locations): Move some code to and call...
2488 (get_memref_parts): ...new function.
2489 (mem_locations_overlap): New function.
2490 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2491 (is_mem_ref): Rename to...
2492 (find_mem_ref): ...this. Return MEM rtx.
2493 (get_store_dest): Remove function.
2494 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2495 new parameter and adjust calls.
2496 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2497 mem refs overlap for true_store_to_load_dep_costly.
2498 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2499 passed to adjacent_mem_locations.
2500 (is_costly_group): Walk resolved dependency list.
2501 (force_new_group): Emit group ending nop for Power6/Power7.
2502 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2503 (group_ending_nop): New define_insn.
2505 2012-07-04 Richard Guenther <rguenther@suse.de>
2508 * gimple-fold.c (get_base_constructor): Do not return an
2509 error_mark_node DECL_INITIAL.
2511 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2513 Backport from mainline
2514 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2516 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2517 code model string in the error message.
2519 2012-07-04 Tristan Gingold <gingold@adacore.com>
2521 Backport from mainline.
2522 2012-06-25 Tristan Gingold <gingold@adacore.com>
2524 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2525 (seh_cfa_adjust_cfa): ... that function.
2526 (seh_emit_stackalloc): Do not emit out of range values.
2527 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2528 UNSPEC_DEF_CFA constants.
2529 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2530 * config/i386/i386.c (ix86_frame_pointer_required): Required
2531 for very large frames on SEH target.
2532 (ix86_compute_frame_layout): Save area is before frame pointer
2533 on SEH target. Handle very large frames.
2534 (ix86_expand_prologue): Likewise.
2536 2012-07-04 Richard Guenther <rguenther@suse.de>
2538 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2539 as in free_lang_data_in_type.
2541 2012-07-02 Martin Jambor <mjambor@suse.cz>
2543 Backport from mainline.
2544 2012-07-02 Martin Jambor <mjambor@suse.cz>
2547 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2548 dynamic type change check.
2550 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2552 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2553 last statement of the finally block onto the switch.
2555 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2557 * configure: Regenerate.
2559 Backport from mainline.
2560 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2562 * config.gcc (target_type_format_char): New. Document it. Set it for
2564 * configure.ac (gnu_unique_option): Use target_type_format_char
2565 in test. Comment rationale.
2567 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2569 Backport from mainline.
2570 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2572 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2574 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2576 Backport from 2012-06-28 mainline r189049
2579 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2580 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2581 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2582 avr_hard_regno_call_part_clobbered.
2584 2012-06-28 Richard Guenther <rguenther@suse.de>
2587 * expr.c (expand_expr_real_1): Verify if the type is complete
2588 before inspecting its size.
2590 2012-06-27 Nick Clifton <nickc@redhat.com>
2592 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2595 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2598 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2600 2012-06-26 Nick Clifton <nickc@redhat.com>
2602 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2604 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2607 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2608 of x x x in the vmovlps load alternative.
2610 2012-06-22 Richard Guenther <rguenther@suse.de>
2612 * gcov-iov.c: Include bconfig.h and system.h.
2614 2012-06-22 Richard Guenther <rguenther@suse.de>
2616 PR gcov-profile/53744
2617 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2619 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2621 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2622 DECL_IGNORED_P non-reg vars even if they are used.
2624 2012-06-19 Jason Merrill <jason@redhat.com>
2627 * dwarf2out.c (modified_type_die): Use scope_die_for.
2628 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2629 (uses_local_type_r, uses_local_type): New.
2630 (scope_die_for): Keep a type that uses a local type in local scope.
2631 Use get_context_die for namespace and type scope.
2633 2012-06-19 Richard Guenther <rguenther@suse.de>
2636 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2637 replace it with the first non-BLOCK context.
2639 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2641 PR rtl-optimization/53700
2643 Backport from mainline
2644 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2646 * ira-color.c (setup_left_conflict_sizes_p): Process all
2647 conflicting objects.
2649 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2651 Backport from mainline
2652 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2656 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2657 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2658 instead of xop_mulv2div2di3_low.
2659 (xop_p<macs>dql): Fix vec_select selector.
2660 (xop_p<macs>dqh): Ditto.
2661 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2662 (xop_mulv2div2di3_high): Ditto.
2664 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2666 Backport from mainline:
2667 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2669 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2671 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2673 Backport from mainline:
2674 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2676 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2677 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2678 MAX_PCREL17F_OFFSET instead of fixed offset.
2679 (pa_attr_length_call): Likewise.
2680 (pa_attr_length_indirect_call): Likewise.
2682 2012-06-15 Walter Lee <walt@tilera.com>
2684 Backport from mainline:
2685 2012-06-15 Walter Lee <walt@tilera.com>
2687 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2689 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2691 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2693 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2695 Backport from mainline:
2697 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2698 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2699 * gimple.h (block_in_transaction): Check for flag_tm.
2701 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2703 PR tree-optimization/52558
2705 Backport from mainline:
2706 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2707 * gimple.h (gimple_set_in_transaction): Remove.
2708 (gimple_in_transaction): Look in BB instead.
2709 (gimple_statement_base): Remove in_transaction field.
2710 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2711 * trans-mem.c (compute_transaction_bits): Place transaction bit
2712 information into basic blocks.
2714 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2716 PR tree-optimization/52558
2717 * cfg.c (alloc_aux_for_edge): Fix comment.
2718 (alloc_aux_for_edge): Remove static.
2719 * basic-block.h (alloc_aux_for_edge): Protoize.
2720 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2721 (execute_sm_if_changed_flag): New.
2722 (execute_sm_if_changed_flag_set): New.
2723 (execute_sm): Do not generate data races unless requested.
2724 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2725 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2726 * gimple.h (block_in_transaction): New.
2727 (gimple_in_transaction): Use block_in_transaction.
2729 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2731 Backported from mainline
2732 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2734 PR rtl-optimization/53589
2735 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2736 discovery even when e->dest != target. If any LABEL_REF points
2737 to e->dest label, redirect it to target's label.
2739 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2742 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2743 returns false, replace stmt with GIMPLE_NOP.
2744 (check_omp_nesting_restrictions): Instead of issuing warnings,
2745 issue errors and return false if any errors were reported.
2747 2012-06-14 Richard Guenther <rguenther@suse.de>
2749 * BASE-VER: Set to 4.7.2.
2750 * DEV-PHASE: Set to prerelease.
2752 2012-06-12 Christian Bruel <christian.bruel@st.com>
2755 * config/sh/sh.c (sh_option_override): Don't force
2756 flag_omit_frame_pointer and maccumulate_outgoing_args.
2757 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2759 2012-06-14 Release Manager
2761 * GCC 4.7.1 released.
2763 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2765 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2767 2012-06-13 Richard Henderson <rth@redhat.com>
2769 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2770 iterator instead of INT.
2772 2012-06-08 Richard Henderson <rth@redhat.com>
2775 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2776 note to a clobber insn when no other insn is available.
2778 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2781 * doc/invoke.texi (Wenum-compare): Update documentation.
2783 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2786 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2788 (altivec_stvlxl): Ditto.
2789 (altivec_stvrx): Ditto.
2790 (altivec_stvrxl): Ditto.
2792 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2795 * trans-mem.c (expand_block_edges): Do not skip the first
2796 statement when resetting the BB.
2798 2012-06-04 Richard Guenther <rguenther@suse.de>
2801 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2802 create new assembler names.
2804 2012-06-04 Richard Guenther <rguenther@suse.de>
2806 Backport from mainline
2807 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2810 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2811 larger than maxbits. Don't compute maxbits modulo align.
2812 Also check that unit bytes long store at bitpos / unit * unit
2813 doesn't affect bits beyond bitregion_end.
2814 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2815 would not fit into bitregion_start ... bitregion_end + 1 bit
2817 (store_split_bit_field): Decrease unit close to end of bitregion_end
2818 if access is restricted in order to avoid mutual recursion.
2820 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2822 Backport from 2012-06-04 mainline r188172
2825 * config/avr/avr-stdint.h: New file.
2826 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2829 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2831 PR tree-optimization/53550
2832 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2833 is POINTER_TYPE_P, use sizetype as step type instead of type.
2835 2012-06-04 Richard Guenther <rguenther@suse.de>
2836 Eric Botcazou <ebotcazou@adacore.com>
2838 Backport from mainline
2839 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2841 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2842 Change type of BITOFFSET to signed. Make sure the lower bound of
2843 the computed range is non-negative by adjusting OFFSET and BITPOS.
2844 (expand_assignment): Adjust call to get_bit_range.
2846 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2848 * expr.c (get_bit_range): Return the null range if the enclosing record
2849 is part of a larger bit field.
2851 2012-03-20 Richard Guenther <rguenther@suse.de>
2853 * stor-layout.c (finish_bitfield_representative): Fallback
2854 to conservative maximum size if the padding up to the next
2855 field cannot be computed as a constant.
2856 (finish_bitfield_layout): If we cannot compute the distance
2857 between the start of the bitfield representative and the
2858 bitfield member start a new representative.
2859 * expr.c (get_bit_range): The distance between the start of
2860 the bitfield representative and the bitfield member is zero
2861 if the field offsets are not constants.
2863 2012-03-16 Richard Guenther <rguenther@suse.de>
2865 * stor-layout.c (finish_bitfield_representative): Fall back
2866 to the conservative maximum size if we cannot compute the
2867 size of the tail padding.
2869 2012-03-14 Richard Guenther <rguenther@suse.de>
2871 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2872 * stor-layout.c (start_bitfield_representative): New function.
2873 (finish_bitfield_representative): Likewise.
2874 (finish_bitfield_layout): Likewise.
2875 (finish_record_layout): Call finish_bitfield_layout.
2876 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2877 for QUAL_UNION_TYPE fields.
2878 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2879 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2880 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2885 * expr.c (get_bit_range): Unconditionally extract bitrange
2886 from DECL_BIT_FIELD_REPRESENTATIVE.
2887 (expand_assignment): Adjust call to get_bit_range.
2889 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2892 * fold-const.c (fold_binary_loc): Refine previous change.
2894 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2896 Backport from mainline
2897 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2900 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2901 avoid going above orig insn. Update comments.
2903 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2905 Backport from mainline
2906 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2909 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2910 prologue for unwinder and profiler.
2912 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2914 Backport from mainline
2915 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2917 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2919 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2921 Backport from mainline
2922 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2924 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2925 DBX_REGISTER_NUMBER.
2927 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2929 Backport from mainline
2930 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2932 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2933 operand is CONST_INT. Take COSTS_N_INSNS into account.
2934 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2937 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2939 * config/avr/avr.opt (-msp8): Document it.
2940 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2942 2012-05-31 Richard Guenther <rguenther@suse.de>
2945 * expr.c (expand_assignment): Do not use movmisalign on
2948 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2951 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2952 (pa_section_type_flags): New.
2953 (pa_legitimate_constant_p): Revert previous change.
2955 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2957 Backport from mainline
2958 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2961 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2962 accessed indirectly.
2963 (ipa_tm_create_version): Same.
2965 2012-05-30 Jason Merrill <jason@redhat.com>
2968 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2969 about array compound literals.
2971 2012-05-30 Richard Guenther <rguenther@suse.de>
2974 * fold-const.c (fold_binary_loc): Make sure to call
2975 fold_plusminus_mult_expr with the original sign of operands.
2977 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2979 * explow.c (probe_stack_range): Restore simple control flow and stop
2980 again when the probe cannot be generated if HAVE_check_stack.
2982 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2984 PR rtl-optimization/53519
2985 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2986 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2988 2012-05-29 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/53516
2991 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2993 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2995 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2997 Backport from mainline
2998 2012-05-28 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/53438
3001 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3003 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3005 Backport from mainline
3006 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3008 PR rtl-optimization/52528
3009 * combine.c (can_combine_p): Add setting of subst_low_luid
3010 before call to expand_field_assignment().
3012 2012-05-26 Martin Jambor <mjambor@suse.cz>
3014 Backport from mainline
3015 2012-05-23 Martin Jambor <mjambor@suse.cz>
3017 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3019 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3022 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3023 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3025 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3028 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3029 (ix86_expand_vec_perm): Use int mode instead of float.
3031 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3034 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3035 gnu_ld variables to yes.
3036 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3037 (HAVE_GNU_AS): Likewise.
3038 * config.in: Regenerate.
3039 * configure: Likewise.
3041 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3043 Backport from mainline
3044 2012-03-12 Richard Guenther <rguenther@suse.de>
3045 * config/arm/arm.c (neon_dereference_pointer): Do not call
3046 covert during RTL expansion.
3048 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3050 Backport from mainline
3051 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3054 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3055 relied on signed overflow behavior.
3057 2012-05-24 Richard Guenther <rguenther@suse.de>
3060 * tree-profile.c (tree_profiling): Cleanup the CFG if
3061 execute_fixup_cfg requests it.
3063 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3065 PR tree-optimization/53465
3066 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3067 vr0 into *vr, then vrp_meet that.
3068 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3069 have any equivalences.
3070 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3073 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3075 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3077 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3078 (iterative_hash_gimple_type): Adjust comment.
3079 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3080 domain for an array type instead of the domain type itself.
3082 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3084 Backport from 2012-05-23 mainline r187803
3087 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3088 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3091 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3093 Backport from 2012-05-03 mainline r187075
3095 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3096 has_fma4 for AMD processors with both fma3 and fma4 support.
3098 2012-05-22 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/53408
3101 * tree-vect-loop.c (vectorizable_induction): Properly check
3102 the restriction that we cannot handle induction results from
3103 the inner loop outside of the outer loop.
3105 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3107 PR tree-optimization/53436
3108 * omp-low.c (omp_build_component_ref): New function.
3109 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3111 PR tree-optimization/53366
3112 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3113 tests if complex_numbers == 2, but there are non-complex number loads
3116 PR tree-optimization/53409
3117 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3118 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3120 PR tree-optimization/53410
3121 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3122 instead of build_int_cst (type, 0) where vector types might be
3125 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3128 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3129 from folded operands before wrapping another around the
3130 conditional expression.
3132 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3133 Patrick Marlier <patrick.marlier@gmail.com>
3135 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3138 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3140 Backport from mainline
3141 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3144 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3145 (UNSPECV_RDRAND): This.
3146 (rdrand<mode>_1): Updated.
3148 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3150 Backport from mainline
3151 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3154 RDRND, F16C and FSGSBASE.
3156 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3158 Backport from mainline
3159 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3161 * tree-ssa-pre.c (can_value_number_call): Delete.
3162 (compute_avail): Skip all statements with side effects.
3163 <GIMPLE_CALL>: Skip calls to internal functions.
3165 2012-05-18 David S. Miller <davem@davemloft.net>
3167 Backport r185385 from mainline
3168 2012-03-14 Richard Guenther <rguenther@suse.de>
3171 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3172 element type instead of mode, use build_vector_type_for_mode
3173 instead of the langhook, build a vector of proper signedness.
3174 (expand_vector_operations_1): Adjust.
3176 2012-05-18 Olivier Hainque <hainque@adacore.com>
3178 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3179 $(libsubdir) as libexecsubdir.
3181 2012-05-16 Andrew Pinski <apinski@cavium.com>
3183 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3186 2012-05-16 David S. Miller <davem@davemloft.net>
3188 * jump.c (delete_related_insns): If we remove a CALL, make sure
3189 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3191 2012-05-16 Richard Henderson <rth@redhat.com>
3194 * combine-stack-adj.c (prev_active_insn_bb): New.
3195 (next_active_insn_bb): New.
3196 (force_move_args_size_note): New.
3197 (combine_stack_adjustments_for_block): Use it.
3199 2012-05-16 Olivier Hainque <hainque@adacore.com>
3201 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3202 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3203 Add comments and improve stamp preservation across the whole sequence.
3204 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3206 2012-05-16 Richard Guenther <rguenther@suse.de>
3208 PR tree-optimization/53364
3209 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3210 detect a view-conversion of the decl.
3212 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3215 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3216 that operands[2] is either immediate, or q_regs_operand.
3218 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3220 Backport r187139 from mainline.
3221 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3223 PR rtl-optimization/52804
3224 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3225 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3226 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3227 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3228 RELOAD_FOR_OUTADDR_ADDRESS.
3230 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3234 generate target register for "load" class builtins.
3237 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3240 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3241 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3242 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3243 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3244 (<sse>_movu<ssemodesuffix>): New expander.
3245 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3246 (avx_movdqu<avxmodesuffix>): New expander.
3247 (*sse2_movdqu): Rename from sse2_movdqu.
3248 (sse2_movdqu): New expander.
3250 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3252 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3253 lineno 1 the same as lineno 0 before first start file directive.
3254 (optimize_macinfo_range): Likewise.
3256 * dwarf2out.c (have_macinfo): Define.
3257 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3258 attribute, don't force empty compilation unit and don't emit any
3259 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3261 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3263 Backport from mainline
3264 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3266 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3267 ORDERED and UNORDERED conditions.
3269 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3271 * function.c (requires_stack_frame_p): If the function can throw
3272 non-call exceptions, return true if the insn can throw internally.
3274 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3276 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3277 DECL_ORIGINAL_TYPE if it is present.
3279 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3281 Backport from 2012-05-12 mainline r187342.
3284 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3285 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3286 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3287 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3288 (expand_prologue): Move initialization of cfun->machine->is_naked,
3289 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3290 (avr_set_current_function): ...this new static function.
3291 (TARGET_SET_CURRENT_FUNCTION): New define.
3292 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3293 checking attributes of current_function_decl.
3294 (avr_regs_to_save): Ditto.
3295 (signal_function_p): Rename to avr_signal_function_p.
3296 (interrupt_function_p): Rename to avr_interrupt_function_p.
3298 * doc/extend.texi (Function Attributes): Better explanation of
3299 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3302 2012-05-09 Matthias Klose <doko@ubuntu.com>
3304 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3306 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3309 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3310 when a constant source operand matches an "I" constraint, the "no
3311 CC0 change" applies to a register-destination only, not a
3312 strict_low_part-destination.
3314 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3316 Backport from mainline:
3317 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3319 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3321 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3323 PR tree-optimization/53239
3324 * tree-vrp.c (get_value_range): Set VR of
3325 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3328 2012-05-07 Richard Guenther <rguenther@suse.de>
3330 PR tree-optimization/53195
3331 * tree-inline.c (setup_one_parameter): Properly add referenced
3332 vars from the parameters new known value.
3334 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3336 Backport from mainline:
3337 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3340 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3343 2012-05-04 Ian Lance Taylor <iant@google.com>
3345 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3346 values from false to NULL.
3348 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3350 Backport from mainline
3351 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3355 (TARGET_CMOV): Rename from TARGET_CMOVE.
3356 (TARGET_CMOVE): New define.
3357 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3358 Do not set TARGET_CMOVE here.
3360 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3362 Backport from mainline:
3364 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3366 PR tree-optimization/52633
3367 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3368 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3369 (vect_recog_over_widening_pattern): Remove handling of code that was
3370 already detected as over-widening pattern. Remove special handling
3371 of "unsigned" cases. Instead, support general case of conversion
3372 of the shift result to another type.
3374 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3376 * tree-vect-patterns.c (vect_single_imm_use): New function.
3377 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3378 (vect_recog_over_widening_pattern): Likewise.
3379 (vect_recog_widen_shift_pattern): Likewise.
3381 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3383 PR tree-optimization/52870
3384 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3385 presumed pattern statement is within the same loop or basic block.
3387 2012-05-04 Richard Guenther <rguenther@suse.de>
3389 * common.opt (flto-report): Do not mark as Optimization.
3391 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3394 * recog.c (constrain_operands): If extra constraints are present, also
3395 accept pseudo-registers with equivalent memory locations during reload.
3397 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3399 Backport from the mainline
3400 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3403 * config/rs6000/rs6000.md (bswapdi splitters): If
3404 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3405 default) is used, generate an alternate sequence that does not
3406 depend on using indexed addressing.
3408 2012-05-03 David S. Miller <davem@davemloft.net>
3411 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3412 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3413 (sparc_emit_float_lib_cmp): Likewise.
3415 2012-05-04 Martin Jambor <mjambor@suse.cz>
3417 Backport from mainline
3418 2012-05-02 Martin Jambor <mjambor@suse.cz>
3421 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3422 of a variable when the contect is a function.
3424 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3427 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3428 append program name to it and pass that as first argument
3429 to make_relative_prefix. Always pass standard_libexec_prefix
3430 as last argument to make_relative_prefix. If
3431 make_relative_prefix returns NULL, fall back to
3432 standard_libexec_prefix.
3435 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3439 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3440 mode, return that mode.
3442 2012-05-03 Richard Guenther <rguenther@suse.de>
3444 PR tree-optimization/53144
3445 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3447 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3448 with SSA name values.
3449 (vn_reference_lookup_3): Adjust callers.
3451 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3453 PR tree-optimization/53163
3454 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3455 return value from compute_all_dependences.
3457 PR rtl-optimization/53160
3458 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3459 has been modified by ree pass already.
3461 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3463 Backport from mainline
3464 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3467 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3468 calls to cgraph_node_name in xstrdup.
3469 (ipa_make_edge_direct_to_target): Ditto.
3470 * tree-sra.c (convert_callers_for_node): Ditto.
3471 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3472 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3473 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3474 (cgraph_materialize_all_clones): Ditto.
3475 * ipa-inline.c (report_inline_failed_reason): Ditto.
3476 (want_early_inline_function_p): Ditto.
3477 (edge_badness): Ditto.
3478 (update_edge_key): Ditto.
3479 (flatten_function): Ditto.
3480 (ipa_inline): Ditto.
3481 (inline_always_inline_functions): Ditto.
3482 (early_inline_small_functions): Ditto.
3484 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3486 Backport from mainline
3487 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3489 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3490 Introduce emul_name to select the right linker emulation for
3491 powerpc64-*-freebsd*.
3492 * configure: Regenerate.
3493 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3494 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3495 * config/rs6000/freebsd64.h: New file.
3496 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3498 (rs6000_savres_strategy): Likewise.
3499 (rs6000_savres_routine_name): Likewise.
3500 (rs6000_elf_file_end): Likewise.
3501 * config/rs6000/t-freebsd64: New file.
3502 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3503 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3505 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3507 Backport from mainline
3508 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3511 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3513 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3515 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3516 predicate to discriminate types.
3518 2012-04-27 Richard Guenther <rguenther@suse.de>
3521 * convert.c (convert_to_integer): Avoid infinite recursion for
3522 target-defined built-in types.
3524 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3527 * config/cris/cris.md ("*andhi_lowpart_v32")
3528 ("*andqi_lowpart_v32"): Change first input-only operand from
3529 a (match_operand ...) to (match_dup 0). Drop alternatives with
3530 const_int-matching constraints for redundancy.
3531 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3532 three-operand alternative.
3534 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3536 Backport from mainline
3537 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3540 (*addsi_2_zext): Ditto.
3541 (*add<mode>_3): Ditto.
3542 (*addsi_3_zext): Ditto.
3543 (*add<mode>_5): Ditto.
3545 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3548 * c-typeck.c (set_nonincremental_init,
3549 set_nonincremental_init_from_string): Pass true instead of false
3550 as IMPLICIT to add_pending_init.
3552 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3554 Backport from 2012-04-24 mainline r186768.
3557 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3559 2012-04-24 Richard Guenther <rguenther@suse.de>
3561 PR tree-optimization/53085
3562 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3565 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3568 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3570 (output_addressed_constants): Likewise.
3573 * varasm.c (get_section): Don't ICE for section conflicts with
3574 built-in section kinds.
3576 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3578 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3580 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3582 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3584 2012-04-23 Richard Guenther <rguenther@suse.de>
3587 * c-typeck.c (build_binary_op): Fix typo.
3589 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3591 PR tree-optimizations/52891
3592 * tree-vect-patterns.c (adjust_bool_pattern): Use
3593 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3594 but with non-standard precision.
3596 2012-04-22 Ian Lance Taylor <iant@google.com>
3598 * godump.c (go_output_typedef): Dump size of structs.
3600 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3602 Backport from mainline:
3604 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3605 hints for 'A' operand types.
3607 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3609 Backport from 2012-04-19 mainline r186588.
3612 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3613 the case *(X+const).
3615 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3617 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3619 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3622 * config/i386/sync.md (atomic_<code><mode>): Rename to
3623 atomic_<logic><mode>.
3625 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3627 Backport from mainline
3628 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3631 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3632 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3633 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3634 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3635 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3636 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3637 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3638 gen_avx2_permvarv8sf.
3640 2012-04-16 Martin Jambor <mjambor@suse.cz>
3642 Backported from mainline
3644 2012-04-13 Martin Jambor <mjambor@suse.cz>
3647 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3648 fold_ctor_reference returns a zero constant.
3650 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3652 Backported from mainline
3653 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3655 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3656 and __ILP32__ for x32.
3658 2012-04-13 Tom de Vries <tom@codesourcery.com>
3660 Backport from mainline r186418.
3662 2012-04-13 Tom de Vries <tom@codesourcery.com>
3664 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3665 parameters vuse and vuse_escaped.
3666 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3667 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3670 2012-04-13 Richard Guenther <rguenther@suse.de>
3672 PR tree-optimization/52969
3673 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3674 the condition for the COND_EXPR and handle predicate negation
3675 by swapping the COND_EXPR arms.
3677 2012-04-13 Richard Guenther <rguenther@suse.de>
3680 * convert.c (convert_to_pointer): Remove special-casing of
3683 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3685 Backport from mainline
3686 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3689 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3690 the list of options to enable the FCFID instruction.
3691 (TARGET_EXTRA_BUILTINS): Adjust comment.
3693 2012-04-12 Richard Guenther <rguenther@suse.de>
3695 PR tree-optimization/52943
3696 * tree-chrec.h (chrec_is_positive): Remove.
3697 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3698 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3699 Return false for a constant zero instead of negative.
3700 (analyze_siv_subscript_cst_affine): Handle zero difference
3701 in the initial condition explicitely.
3703 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3706 * varasm.c (process_pending_assemble_externals): Set
3707 pending_assemble_externals_processed true.
3708 (assemble_external): Call assemble_external_real if the pending
3709 assemble externals have been processed.
3711 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3714 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3715 the DECL generated for the special GOT helper.
3717 2012-04-06 Walter Lee <walt@tilera.com>
3719 Backport from mainline
3720 2012-03-07 Walter Lee <walt@tilera.com>
3722 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3723 REG_CFA_* notes for the stack pointer.
3724 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3725 EH_RETURN_STACKADJ_RTX.
3726 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3727 generate REG_CFA_* notes for the stack pointer.
3728 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3729 by EH_RETURN_STACKADJ_RTX.
3731 2012-04-06 Matt Turner <mattst88@gmail.com>
3733 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3735 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3737 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3738 of the destination isn't also a FP_REGS register.
3740 2012-04-03 Richard Guenther <rguenther@suse.de>
3742 Backport from mainline
3743 2012-03-02 Richard Guenther <rguenther@suse.de>
3745 PR tree-optimization/52406
3746 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3747 (struct indices): Add unconstrained_base member.
3748 (struct dr_alias): Remove unused vops member.
3749 (DR_UNCONSTRAINED_BASE): New define.
3750 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3751 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3752 be an artificial access that covers the whole indexed object,
3753 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3754 plain decl base-objects to their MEM_REF variant.
3755 (dr_may_alias_p): When the base-object of either data reference
3756 has unknown size use only points-to information.
3757 (compute_affine_dependence): Make dumps easier to read and
3759 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3760 DR_REF when looking for packed references.
3761 (vect_supportable_dr_alignment): Likewise.
3763 2012-04-03 Richard Guenther <rguenther@suse.de>
3765 Backport from mainline
3766 2012-03-15 Richard Guenther <rguenther@suse.de>
3769 * tree-data-ref.c (subscript_dependence_tester_1): Check
3770 all dimensions for non-conflicting access functions.
3772 2012-04-03 Richard Guenther <rguenther@suse.de>
3774 Backport from mainline
3775 2012-03-06 Richard Guenther <rguenther@suse.de>
3778 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3780 2012-03-23 Richard Guenther <rguenther@suse.de>
3782 PR tree-optimization/52678
3783 * tree-vectorizer.h (struct _stmt_vec_info): Add
3784 loop_phi_evolution_part member.
3785 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3786 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3787 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3788 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3789 Use the cached evolution part and the PHI nodes value from
3790 the loop preheader edge instead of re-analyzing the evolution.
3792 2012-03-26 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/52701
3795 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3796 compute and set the evolution part of PHI nodes.
3798 2012-03-30 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/52754
3801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3802 propagate arbitrary addresses into really plain dereferences.
3804 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3806 PR tree-optimization/52835
3807 * tree-data-ref.c (build_rdg): Return NULL if
3808 compute_data_dependences_for_loop failed.
3810 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3812 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3813 (stmt_can_make_abnormal_goto): Use it.
3814 (is_ctrl_altering_stmt): Likewise.
3816 2012-03-31 Martin Jambor <mjambor@suse.cz>
3818 Backported from mainline
3819 2012-03-30 Martin Jambor <mjambor@suse.cz>
3821 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3822 is a builtin_stack_save in a dominating BB.
3824 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3827 crossing 128bit lane boundary.
3829 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3831 Backported from mainline
3832 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3835 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3837 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3838 * config/i386/i386.c: Include reload.h.
3839 (ix86_legitimize_reload_address): New function.
3841 2012-03-28 Martin Jambor <mjambor@suse.cz>
3843 Backported from mainline
3844 2012-03-27 Martin Jambor <mjambor@suse.cz>
3847 * tree-sra.c (sra_modify_assign): Do not call
3848 load_assign_lhs_subreplacements when working with an unscalarizable
3851 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3854 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3855 __builtin_va_start to __builtin_next_arg if the latter is
3856 builtin_decl_explicit_p rather than when it is not.
3859 * tree-vect-generic.c (vector_element): Perform multiplication
3860 for pos in bitsizetype type instead of idx type.
3862 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3864 Backport from 2012-03-28 mainline r185910.
3867 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3868 (avr_builtin_decl): New static function.
3869 (struct avr_builtin_description, avr_bdesc): Move up.
3870 Add GTY marker. Add field fndecl. Remove redundant field id.
3871 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3872 (avr_expand_builtin): Code cleanup because .id is removed.
3874 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3877 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3880 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3882 Backport from 2012-03-28 mainline r185907.
3885 * config.gcc (tm_file): Remove avr/multilib.h.
3887 * doc/invoke.texi (AVR Options): Adjust
3888 documentation of -mtiny-stack.
3890 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3891 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3892 * config/avr/t-avr: Remove generation of multilib.h.
3893 * config/avr/t-multilib: Regenerate.
3894 * config/avr/multilib.h: Remove.
3895 * config/avr/avr.opt (-msp8): New option.
3896 (avr_sp8): New variable.
3897 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3898 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3899 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3900 (avr_device_to_sp8): New prototype.
3901 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3902 (DRIVER_SELF_SPECS): New define.
3903 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3904 __AVR_SP8__, __AVR_HAVE_SPH__.
3905 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3906 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3907 (avr_file_start): Ditto.
3909 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3912 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3913 instead of 8 in adjust_address.
3915 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3917 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3918 of a unit before computing the offset in units.
3920 2012-03-27 Richard Guenther <rguenther@suse.de>
3923 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3926 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3929 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3931 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3934 * varasm.c: Include pointer-set.h.
3935 (pending_assemble_externals_set): New pointer set.
3936 (process_pending_assemble_externals): Destroy the pointer set.
3937 (assemble_external): See if decl is in pending_assemble_externals_set,
3938 and add it to pending_assemble_externals if necessary.
3939 (init_varasm_once): Allocate pending_assemble_externals_set.
3941 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3943 Backported from mainline
3944 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3947 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3948 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3949 (vector_ltgt<mode>): Likewise.
3950 (vector_ordered<mode>): Likewise.
3951 (vector_unordered<mode>): Likewise.
3952 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3954 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3956 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3959 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3961 Backported from mainline
3962 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3966 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3967 GENERAL_REGS and FP_REGS for SImode.
3969 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3972 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3973 on any new_local_var_chain vars declared during recursing on
3974 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3976 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3978 Backport from 2012-03-22 mainline r185692.
3981 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3982 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3983 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3984 (delay_cycles_1, delay_cycles_2): Ditto.
3985 (delay_cycles_3, delay_cycles_4): Ditto.
3986 (nopv, *nopv): Ditto.
3987 (sleep, *sleep): Ditto.
3990 Backport from 2012-03-21 mainline r185605.
3992 PR rtl-optimization/52543
3994 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3995 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3996 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3997 (avr_load_libgcc_p): Restrict to __flash loads.
3998 (avr_out_lpm): Only handle 1-byte loads from __flash.
3999 (avr_load_lpm): New function.
4000 (avr_find_unused_d_reg): Remove.
4001 (avr_out_lpm_no_lpmx): Remove.
4002 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4003 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4004 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4005 (load_<mode>, load_<mode>_clobber): New insns.
4006 (mov<mode>): For multi-byte move from non-generic
4007 16-bit address spaces: Expand to load_<mode> resp.
4008 load_<mode>_clobber.
4009 (load<mode>_libgcc): Remove expander.
4010 (split-lpmx): Remove split.
4012 Backport from 2012-03-13 mainline r185329.
4015 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4016 offset (size) to a value the insns can deal with.
4017 (expand_epilogue): Ditto.
4019 Backport from 2012-03-12 mainline r185256.
4022 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4023 type from reg_class_t to enum reg_class.
4024 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4026 Backport from 2012-03-12 mainline r185253.
4029 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4030 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4031 r184615 from 2012-02-28.
4033 Backport from 2012-03-08 mainline r185105.
4035 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4036 for constants in [-63,63].
4038 Backport from 2012-03-08 mainline r185100.
4041 * config/avr/avr.c (avr_mem_clobber): New static function.
4042 (avr_expand_delay_cycles): Add memory clobber operand to
4043 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4044 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4045 (enable_interrupt, disable_interrupt): New expander.
4046 (nopv, sleep, wdr): New expanders.
4047 (delay_cycles_1): Add memory clobber.
4048 (delay_cycles_2): Add memory clobber.
4049 (delay_cycles_3): Add memory clobber.
4050 (delay_cycles_4): Add memory clobber.
4051 (cli_sei): New insn from former "enable_interrupt",
4052 "disable_interrupt" with memory clobber.
4053 (*wdt): New insn from former "wdt" with memory clobber.
4054 (*nopv): Similar, but for "nopv".
4055 (*sleep): Similar, but for "sleep".
4057 Backport from 2012-03-07 mainline r185043.
4060 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4062 Backport from 2012-03-07 mainline r185032.
4065 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4066 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4067 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4069 Backport from 2012-03-07 mainline r185031.
4072 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4074 * config/avr/avr.md (xload_8): Adjust insn length.
4076 Backport from 2012-03-07 mainline r185030.
4079 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4080 if RAMPZ affects reading from RAM.
4082 Backport from 2012-03-05 mainline r184919.
4084 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4086 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4088 Backport from mainline r185259.
4091 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4092 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4094 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4096 Backported from mainline
4097 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4100 * c-parser.c (c_parser_postfix_expression)
4101 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4103 * config/i386/smmintrin.h: Avoid /* within a comment.
4104 * config/i386/nmmintrin.h: Likewise.
4106 2012-03-22 Richard Guenther <rguenther@suse.de>
4108 * BASE-VER: Set to 4.7.1.
4109 * DEV-PHASE: Set to prerelease.
4111 2012-03-22 Release Manager
4113 * GCC 4.7.0 released.
4115 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4117 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4119 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4120 Andrew Pinski <apinski@cavium.com>
4123 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4124 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4125 calls instead of __builtin_ir{int,ound}*.
4127 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4130 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4133 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4135 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4136 Refer to GCC 4.7 version of c99status.html.
4138 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4140 Backport from mainline
4141 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4143 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4144 redefine to be NULL if the current bit-size is different from the
4145 configured bit-size.
4147 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4148 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4149 set the default tuning. Add asserts to make sure the cpu and tune
4150 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4151 test whether the index is set, instead of > 0.
4152 (rs6000_file_start): Do not reset the default cpu if the current
4153 bit-size is different from the configured bit-size.
4155 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4157 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4159 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4160 Update binutils references.
4161 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4162 Update binutils reference.
4163 Update Sun as/GNU ld caveat.
4164 Document binutils largefile requirement for LTO plugin.
4165 Remove reference to alternate libpthread.
4167 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4169 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4171 (Specific, mips-sgi-irix6): Likewise.
4173 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4175 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4176 * configure: Regenerate.
4178 2012-03-07 Richard Henderson <rth@redhat.com>
4180 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4181 * config/m68k/sync.md (atomic_test_and_set): Use it.
4182 (atomic_test_and_set_1): Likewise.
4184 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4187 * Makefile.in: Let install-gcc-ar depend on installdirs,
4188 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4189 Don't double canonicalize if cross-compiling.
4191 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4193 * trans-mem.c: New typedef for tm_region_p.
4194 Define vector types for tm_region_p.
4195 (tm_region_init): Replace region_worklist to a vector called
4198 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4201 * trans-mem.c (tm_region_init): Use last_basic_block.
4203 2012-03-05 Richard Henderson <rth@redhat.com>
4206 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4207 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4208 BIGGEST_ALIGNMENT is aligned.
4210 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4212 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4214 2012-03-05 Richard Henderson <rth@redhat.com>
4217 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4218 instead of calling negqi2 directly.
4220 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4222 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4223 (INTMAX_TYPE): Use it.
4224 (UINTMAX_TYPE): Likewise.
4225 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4226 (irix6_c_common_override_options): Declare.
4227 (C_COMMON_OVERRIDE_OPTIONS): Define.
4228 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4229 * config/mips/irix6-c.c: New file.
4230 * config/mips/t-irix6 (irix6-c.o): New target.
4231 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4234 2012-03-02 Richard Henderson <rth@redhat.com>
4236 * optabs.c (expand_atomic_test_and_set): Honor
4237 atomic_test_and_set_trueval even when atomic_test_and_set
4238 optab is not in use.
4240 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4242 Backport from mainline
4243 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4245 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4247 2012-03-02 Richard Guenther <rguenther@suse.de>
4249 * DEV-PHASE: Set to prerelease.
4251 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4253 * config.gcc (obsolete): Add all ARM targets using the FPA.
4254 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4255 * doc/install.texi: Avoid references to obsolete ARM ports.
4257 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4259 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4261 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4262 Joern Rennecke <joern.rennecke@embecosm.com>
4264 * doc/extend.texi: Expand and update information on interrupt
4265 attribute for Epiphany.
4267 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4269 * config/sh/sh-protos.h: Update copyright notice dates.
4270 * config/sh/sh.h: Likewise.
4271 * config/sh/sh.md: Likewise.
4272 * config/sh/constraints.md: Likewise.
4273 * config/sh/predicates.md: Likewise.
4275 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4277 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4278 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4280 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4282 * config/sh/constraints.md: Fix comment typo.
4284 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4287 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4288 unsigned HOST_WIDE_INT.
4289 (zvdep_imm64): Likewise.
4290 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4291 (vdepi_and): Likewise.
4292 Likewise for unamed 64-bit patterns.
4293 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4295 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4298 PR rtl-optimization/52417
4299 * cselib.c (cselib_any_perm_equivs): New variable.
4300 (cselib_reset_table): Check that it's not set when not
4301 preserving constants.
4302 (cselib_add_permanent_equiv): Set it.
4303 (cselib_have_permanent_equivalences): New.
4304 (cselib_init, cselib_finish): Reset it.
4305 * cselib.h (cselib_have_permanent_equivalences): Declare.
4306 * alias.c (get_addr): Restore earlier behavior when there
4307 aren't permanent equivalences.
4309 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4311 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4312 * config/v850/v850-modes.def: Fix copyright notice.
4314 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4316 * doc/extend.texi (AVR Built-in Functions): Document
4317 __builtin_avr_flash_segment.
4319 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4320 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4321 (*split.flash_segment): New insn-and-split.
4322 * config/avr/avr.c (avr_init_builtins): Add local variables:
4323 const_memx_void_node, const_memx_ptr_type_node,
4324 char_ftype_const_memx_ptr.
4326 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4328 PR tree-optimization/52445
4329 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4330 add ssa_name_ver, offset and size fields and change store field
4332 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4333 (add_or_mark_expr): Likewise. Only consider previous stores
4334 with the same size and offset.
4335 (nt_init_block): Only look at gimple_assign_single_p stmts,
4336 doesn't look at rhs2.
4338 2012-03-01 Richard Guenther <rguenther@suse.de>
4341 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4342 conversions from integral types to pointer types.
4344 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4346 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4347 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4348 unintentionally removed in r184616.
4350 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4352 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4355 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4356 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4360 alternatives, add "e" constraint to the new last alternative
4361 and ! to last 3 alternatives.
4363 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4365 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4366 DW_AT_artificial attributes at the end of the processing.
4367 (gen_array_type_die): Likewise.
4368 (gen_enumeration_type_die): Likewise.
4369 (gen_struct_or_union_type_die): Likewise.
4370 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4373 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4376 * expr.c (expand_assignment): If doing misaligned store that doesn't
4377 cover all mode bits, perform a RMW cycle.
4379 PR tree-optimization/52429
4380 * tree-parloops.c (separate_decls_in_region_debug): Return early
4381 if var is LABEL_DECL.
4383 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4385 PR tree-optimization/52424
4386 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4387 calling dom_thread_across_edge.
4389 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4391 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4393 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4395 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4396 * config/avr/avr.c (avr_output_bld): Remove unused function.
4397 (avr_out_sbxx_branch): Use "%T" to print bit position.
4399 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4401 * config/avr/avr.md: Untabify.
4403 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4405 * config/avr/avr.md (eqne): New code iterator.
4406 (*dec-and-branchsi): Use it in text peephole's condition.
4407 (*dec-and-branchhi): Ditto.
4408 (*dec-and-branchqi): Ditto.
4410 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4413 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4414 the device does not have the skip-bug.
4416 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4418 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4419 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4420 -mpretend-cmove): New.
4422 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4425 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4426 doesn't count DEBUG_INSN refs.
4427 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4428 for DEBUG_INSN refs.
4430 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4434 2012-02-20 Richard Guenther <rguenther@suse.de>
4435 PR tree-optimization/52298
4436 * tree-vect-stmts.c (vectorizable_load): Properly use
4437 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4440 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4443 * gimple.h (gimple_in_transaction): New.
4444 (gimple_set_in_transaction): New.
4445 (struct gimple_statement_base): Add in_transaction field.
4446 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4448 (tree_ssa_lim_initialize): Compute transaction bits.
4449 * tree.h (compute_transaction_bits): Protoize.
4450 * trans-mem.c (tm_region_init): Use the heap to store BB
4452 (compute_transaction_bits): New.
4454 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4456 * gcc.c (display_help): Document --help=common and sort entries
4459 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4461 * doc/install.texi: Document check-$LANG specific shortcuts
4463 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4466 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4468 * config/arm/arm_neon.h: Regenerate.
4469 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4470 (neon_vcgeu): New insn.
4471 (neon_vcgtu): Likewise.
4472 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4473 (ops): Unsigned comparison intrinsics call a different
4476 2012-02-28 Richard Guenther <rguenther@suse.de>
4479 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4480 ordering for the VEC_CONCAT for two element vectors for
4481 V2SFmode, V2SImode and V2DImode.
4483 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4486 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4487 detecting big-endian triplets.
4489 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4491 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4492 mode if there is no type information available.
4494 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4496 PR tree-optimization/53207
4497 * doc/invoke.texi: Document as experimental and relying on graphite.
4499 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4501 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4502 of initializer to changes from r184614.
4504 2012-02-28 Richard Guenther <rguenther@suse.de>
4506 PR tree-optimization/52395
4507 * tree-sra.c (build_ref_for_offset): Also look at the base
4508 TYPE_ALIGN when figuring out the alignment of the replacement.
4510 2012-02-28 Richard Guenther <rguenther@suse.de>
4512 PR tree-optimization/52402
4513 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4514 mis-aligned types when creating the accesses at the call site.
4516 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4518 * config/avr/builtins.def: New file.
4519 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4520 * config/avr/avr.c (enum avr_builtin_id): Use it.
4521 (avr_init_builtins): Use it. And use avr_bdesc.
4522 (bdesc_1arg): Remove.
4523 (bdesc_2arg): Remove.
4524 (bdesc_3arg): Remove.
4525 (struct avr_builtin_description): Add field n_args.
4526 (avr_bdesc): New static variable using builtins.def.
4527 (avr_expand_builtin): Use it.
4528 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4529 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4530 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4532 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4535 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4536 match only one single hard register with respective hard reg rtx.
4537 (movmemx_<mode>): Ditto.
4538 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4539 insn anatomy of movmem[x]_<mode>.
4540 (avr_out_movmem): Same for printing assembler and operand usage.
4542 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4546 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4547 address spaces located outside of device flash.
4549 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4550 (mcu_type_s): Add field n_flash.
4551 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4552 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4553 (AVR_MCU): Add N_FLASH argument.
4554 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4555 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4556 macro __FLASH<n> if that address space makes sense for the device.
4557 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4558 outside of target flash.
4559 (avr_asm_named_section): Ditto.
4560 (avr_asm_select_section): Ditto.
4561 (avr_addr_space_convert): Ditto.
4562 (avr_emit_movmemhi): Ditto.
4563 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4564 address space is outside of device flash.
4565 (avr_insert_attributes): Ditto.
4566 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4567 avr_current_arch->n_segments.
4569 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4572 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4574 (*movabs<mode>_2): Likewise.
4576 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4579 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4580 s_register_operand in the test instead of REG_P. Don't call
4581 gen_reg_rtx if it won't be used.
4583 PR tree-optimization/52376
4584 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4586 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4588 * ifcvt.c (noce_get_condition): Check condition variable is not
4589 small_register_classes_for_mode_p before accepting.
4591 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4593 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4595 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4598 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4599 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4601 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4603 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4605 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4607 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4609 * config/sh/predicates.md: Remove blank lines.
4610 * config/sh/sh.c: Fix typos in comments.
4611 * config/sh/constraints.md: Likewise.
4612 * config/sh/sh.md: Remove blank lines.
4613 Fix typos in comments. Use ;; as comment characters.
4615 2012-02-26 Walter Lee <walt@tilera.com>
4617 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4618 (replace_mov_pcrel_step2): Ditto.
4620 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4623 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4624 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4625 and locs that reference values newer than the non-canonical value
4626 at hand. Return the canonical value as a worst case.
4627 (memrefs_conflict_p): Walk canonical value's locs.
4630 * cselib.c (preserve_only_constants): Rename to...
4631 (preserve_constants_and_equivs): ... this. Split out...
4632 (invariant_or_equiv_p): ... this. Preserve plus expressions
4633 of other preserved expressions too.
4634 (cselib_reset_table): Adjust.
4635 * var-tracking.c (reverse_op): Use canonical value to build
4638 2012-02-23 Kai Tietz <ktietz@redhat.com>
4640 * config/i386/i386.c (ix86_delegitimize_address): Handle
4641 UNSPEC_PCREL plus displacement.
4643 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4646 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4647 to test for unusedness in st X addressing.
4649 2012-02-24 Richard Guenther <rguenther@suse.de>
4652 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4653 (is_gimple_reg_type): Move inline ...
4654 * gimple.h (is_gimple_reg_type): ... here.
4656 2012-02-24 Richard Guenther <rguenther@suse.de>
4659 * passes.c (execute_function_todo): When verifying SSA form
4660 verify gimple form first.
4661 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4663 2012-02-24 Richard Guenther <rguenther@suse.de>
4666 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4667 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4669 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4671 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4673 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4675 * tree-phinodes.c (make_phi_node): Mark static.
4676 * tree-flow.h (make_phi_node): Remove extern decl.
4677 * doc/gimple.texi (make_phi_node): Remove documentation.
4679 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4681 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4682 * tree-ssa-sccvn.c (print_scc): Ditto.
4684 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4686 * doc/passes.texi (Full redundancy elimination): Fix typo.
4688 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4690 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4692 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4695 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4697 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4700 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4702 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4704 * config/avr/avr.md (code_stdname): Add ior, xor.
4705 (xior): New code iterator.
4706 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4707 (*<code_stdname><mode>qi.byte1-3): Ditto.
4709 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4711 PR tree-optimization/52019
4712 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4715 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4717 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4718 HAVE_INITFINI_ARRAY to work around namespace pollution in
4719 certain versions of newlib system headers.
4720 * config.in: Regenerate.
4721 * configure: Regenerate.
4722 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4723 instead of HAVE_INITFINI_ARRAY.
4725 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4728 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4729 is not offsettable memory reference.
4731 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4734 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4735 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4737 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4739 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4740 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4742 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4744 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4745 library on Solaris 8 even without TLS support.
4746 * configure: Regenerate.
4748 2012-02-22 Richard Guenther <rguenther@suse.de>
4751 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4752 for GIMPLE_DEBUG stmts.
4754 2012-02-22 Martin Jambor <mjambor@suse.cz>
4757 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4758 according to the base object.
4760 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4762 PR rtl-optimization/50063
4763 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4764 and 2 (8-bit SP) in operand 2.
4765 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4766 setup to use movhi_sp_r instead of vanilla move to write SP.
4767 Adjust REG_CFA notes to superseed unspec.
4768 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4770 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4771 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4772 irq_state 1 (IRQ known to be on) here.
4774 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4776 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4778 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4779 assign_hard_reg): Likewise.
4781 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4783 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4785 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4788 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4789 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4791 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4793 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4794 prototype from here to...
4795 * config/avr/avr.h: ...here.
4797 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4800 * thumb2.md (thumb2_shiftsi3_short): Split register and
4801 immediate shifts. For register shifts tie operands 0 and 1.
4802 (peephole2 for above): Check that register-controlled shifts
4803 have suitably tied operands.
4805 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4808 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4809 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4810 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4811 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4812 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4813 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4814 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4815 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4816 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4817 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4818 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4819 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4820 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4821 bdver1_ssevector_avx256_unaligned_load,
4822 bdver1_ssevector_sse128_unaligned_load,
4823 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4824 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4825 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4826 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4827 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4828 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4829 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4830 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4831 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4832 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4833 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4834 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4835 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4836 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4837 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4838 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4839 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4840 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4841 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4842 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4843 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4844 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4845 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4846 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4847 bdver1_ssediv_double_load, bdver1_ssediv_double,
4848 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4849 Add "bdver2" attribute.
4851 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4853 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4854 default if possible and not specified otherwise.
4856 2012-02-21 Richard Guenther <rguenther@suse.de>
4859 * gimplify.c (create_tmp_from_val): Use the main variant type
4860 for the type of the temporary we create.
4862 2012-02-21 Richard Guenther <rguenther@suse.de>
4864 PR tree-optimization/52324
4865 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4866 do not gimplify a MEM_REF address operand if it is already
4869 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4871 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4872 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4874 2012-02-21 Richard Guenther <rguenther@suse.de>
4876 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4877 nested_in_vect_loop.
4879 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4881 PR tree-optimization/52318
4882 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4883 vdef also to non-pure/const call stmts in the sequence.
4885 2012-02-20 David S. Miller <davem@davemloft.net>
4887 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4888 don't use the "rd %pc" instruction on v9 for PIC register loads.
4890 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4893 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4894 in a transaction safe function.
4896 2012-02-20 Kai Tietz <ktietz@redhat.com>
4899 * stor-layout.c (place_field): Handle desired_align for
4902 2012-02-20 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/52298
4905 * tree-vect-stmts.c (vectorizable_store): Properly use
4906 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4908 (vectorizable_load): Likewise.
4909 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4910 Access DR_STEP after ensuring it is not NULL.
4912 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4914 PR tree-optimization/52286
4915 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4916 optimization use double_int_to_tree instead of build_int_cst_wide,
4917 rewrite to use double_int vars.
4919 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4922 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4924 Remove -e 0 from $gcc_cv_ld invocation.
4925 Only use __GLIBC_PREREQ if defined.
4926 Enable on Solaris since Solaris 8 patch.
4927 (gcc_SUN_LD_VERSION): New macro.
4928 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4929 gcc_SUN_LD_VERSION for version number format.
4930 * configure: Regenerate.
4931 * varasm.c (get_elf_initfini_array_priority_section): Set
4932 SECTION_NOTYPE for non-default priority.
4933 Use get_section instead of get_unnamed_section to emit
4934 .init_array/.fini_array with default priority.
4936 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4938 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4939 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4940 (mips_start_unique_function, mips_output_mips16_rdhwr)
4941 (mips_code_end): New functions.
4942 (TARGET_ASM_CODE_END): Define.
4944 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4946 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4947 to stubs with non-sibling calls.
4949 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4951 * doc/invoke.texi (-fira-* options): Copy-edit.
4952 (ira-* parameters): Copy-edit.
4954 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4956 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4957 GCC coding conventions.
4959 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4961 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4962 when used as adjectives.
4964 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4966 * doc/invoke.texi: Clean up "that"/"which" confusion.
4968 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4970 * system.h: Poison SMALL_REGISTER_CLASSES
4971 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4972 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4974 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4976 PR tree-optimization/52285
4977 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4978 when deciding if a call is a tail call or tail recursion.
4980 2012-02-16 Kai Tietz <ktietz@redhat.com>
4982 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4983 interger-constant displacement for UNSPEC_PCREL.
4985 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4987 PR rtl-optimization/52208
4988 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4989 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4991 PR tree-optimization/52255
4992 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4993 loop->header has virtual PHI, but exit_e->dest doesn't, add
4994 virtual PHI to exit_e->dest and adjust all uses after the loop.
4997 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4998 children with clone_tree_hash, not after it.
5000 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5002 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5003 extended identifiers.
5005 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5008 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5009 a same_body_alias, also test whether e->callee isn't a former
5010 or current clone of the decl this is a same body alias of.
5012 PR translation/52264
5013 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5015 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5017 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5019 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5022 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5023 force_reg instead of copy_to_reg for better optimization. Force
5024 non-register or memory operands into a register.
5026 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5028 * extend.texi: Reserve upper bits of memory model for future use.
5030 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5031 Anatoly Sokolov <aesok@post.ru>
5032 Eric Weddington <eric.weddington@atmel.com>
5035 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5036 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5037 Rewrite initializers for .macro.
5038 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5039 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5040 atxmega32d4, atxmega32x1.
5041 avrxmega4: atxmega64a3, atxmega64d3.
5042 avrxmega5: atxmega64a1, atxmega64a1u.
5043 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5044 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5045 avrxmega7: atxmega128a1, atxmega128a1u.
5046 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5047 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5048 (struct base_arch_s): Rename reserved to xmega_p.
5049 Rename reserved2 to have_rampd.
5050 (AVR_XMEGA): New define.
5051 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5052 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5053 * config/avr/predicates.md (io_address_operand): Take into
5055 (low_io_address_operand): Ditto.
5056 (high_io_address_operand): Ditto.
5057 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5058 (enabled, movhi_sp_r): Use them.
5059 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5060 cpp_define_formatted to built-in define __AVR_ARCH__.
5061 (__AVR_XMEGA__): New built-in define.
5062 (__AVR_HAVE_RAMPD__): New built-in define.
5063 (__AVR_HAVE_RAMPX__): New built-in define.
5064 (__AVR_HAVE_RAMPY__): New built-in define.
5065 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5067 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5068 (avr_option_override): Initialize them.
5069 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5070 (avr_init_expanders): Initialize them. No more block several calls.
5071 (emit_push_sfr): New static function.
5072 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5074 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5075 (avr_print_operand): Print addreeses as symbols for
5076 RAMPX, RAMPY, RAMPD, CCP.
5077 (output_movhi): Handle AVR_XMEGA when writing to SP.
5078 (avr_out_movhi_mr_r_xmega): New static function.
5079 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5080 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5081 __RAMPD__, __CCP__ as needed.
5083 * config/avr/multilib.h: Regenerate.
5084 * config/avr/t-multilib: Regenerate.
5085 * config/avr/avr-tables.opt: Regenerate.
5087 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5089 PR tree-optimization/50561
5090 * graphite-flattening.c (lst_project_loop): Do not
5091 remove old scattering dimensions after flattening.
5092 (lst_do_flatten): Likewise.
5094 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5096 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5097 __builtin_avr_map8, __builtin_avr_map16.
5098 Document __builtin_avr_insert_bits.
5100 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5101 (insert_bits): New insn.
5102 (adjust_len.map_bits): Rename to insert_bits.
5103 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5104 * avr-protos.h (avr_out_map_bits): Remove.
5105 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5106 * config/avr/constraints.md (Cxf,C0f): New.
5107 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5108 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5109 New built-in define __BUILTIN_AVR_INSERT_BITS.
5110 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5111 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5112 (avr_move_bits): Rewrite.
5113 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5115 (avr_map_op_t): New typedef.
5116 (avr_map_op): New static variable.
5117 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5118 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5119 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5120 (bdesc_3arg, avr_expand_triop_builtin): New.
5121 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5122 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5123 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5124 (avr_map_equal_p, avr_map_sig_p): Remove.
5125 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5126 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5127 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5128 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5129 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5130 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5132 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5134 * config/c6x/c6x.md (reserve_cycles): New attribute.
5135 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5136 don't reserve functional units after the branch occurs.
5138 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5141 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5142 functions into non-tm_pure functions.
5144 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5147 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5148 (iterative_hash_canonical_type): Likewise.
5149 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5152 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5154 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5155 sched-group insn, it either remains alone or the entire list is pruned.
5157 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5159 * doc/install.texi (Prerequisites): Fix grammar.
5160 (Configuration): Likewise.
5162 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5164 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5165 MPC as part of GCC before describing configuring with --with-gmp etc.
5166 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5167 sources are present.
5169 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5172 * dwarf2out.c (clone_tree_hash): New function.
5173 (copy_decls_walk): Use it instead of clone_tree.
5175 2012-02-14 Richard Guenther <rguenther@suse.de>
5177 PR tree-optimization/52244
5178 PR tree-optimization/51528
5179 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5180 replacements for integral types.
5182 2012-02-14 Walter Lee <walt@tilera.com>
5184 * config.gcc: Handle tilegx and tilepro.
5185 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5187 Add HAVE_AS_TLS check for tilegx and tilepro.
5188 * configure: Regenerate.
5189 * doc/contrib.texi: Add Mat Hostetter and self.
5190 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5191 Document instruction intrinsics and network accessing intrinsics.
5192 (TILEPro Built-in Functions): New node. Document instruction
5193 intrinsics and network accessing intrinsics.
5194 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5195 (Specific, tilepro-*-linux*): Likewise.
5196 * doc/invoke.texi (TILE-Gx Options): New section.
5197 (TILEPro Options): New section.
5198 * doc/md.texi (TILE-Gx): New section.
5199 (TILEPro): New section.
5200 * common/config/tilegx/tilegx-common.c: New file.
5201 * common/config/tilepro/tilepro-common.c: New file.
5202 * config/tilegx/constraints.md: New file.
5203 * config/tilegx/linux.h: New file.
5204 * config/tilegx/mul-tables.c: New file.
5205 * config/tilegx/predicates.md: New file.
5206 * config/tilegx/sync.md: New file.
5207 * config/tilegx/t-tilegx: New file.
5208 * config/tilegx/tilegx-builtins.h: New file.
5209 * config/tilegx/tilegx-c.c: New file.
5210 * config/tilegx/tilegx-generic.md: New file.
5211 * config/tilegx/tilegx-modes.def: New file.
5212 * config/tilegx/tilegx-multiply.h: New file.
5213 * config/tilegx/tilegx-protos.h: New file.
5214 * config/tilegx/tilegx.c: New file.
5215 * config/tilegx/tilegx.h: New file.
5216 * config/tilegx/tilegx.md: New file.
5217 * config/tilegx/tilegx.opt: New file.
5218 * config/tilepro/constraints.md: New file.
5219 * config/tilepro/gen-mul-tables.cc: New file.
5220 * config/tilepro/linux.h: New file.
5221 * config/tilepro/mul-tables.c: New file.
5222 * config/tilepro/predicates.md: New file.
5223 * config/tilepro/t-tilepro: New file.
5224 * config/tilepro/tilepro-builtins.h: New file.
5225 * config/tilepro/tilepro-c.c: New file.
5226 * config/tilepro/tilepro-generic.md: New file.
5227 * config/tilepro/tilepro-modes.def: New file.
5228 * config/tilepro/tilepro-multiply.h: New file.
5229 * config/tilepro/tilepro-protos.h: New file.
5230 * config/tilepro/tilepro.c: New file.
5231 * config/tilepro/tilepro.h: New file.
5232 * config/tilepro/tilepro.md: New file.
5233 * config/tilepro/tilepro.opt: New file.
5235 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5237 PR tree-optimization/52210
5238 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5239 vect_model_simple_cost with two entry vect_def_type array instead
5240 of an address of dt.
5242 2012-02-14 Richard Guenther <rguenther@suse.de>
5245 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5246 Do not stream DECL_QUALIFIER.
5247 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5248 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5249 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5251 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5254 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5257 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5260 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5261 * cselib.c (cselib_subst_to_values_from_insn): New function.
5262 * sched-deps.c (add_insn_mem_dependence,
5263 sched_analyze_1, sched_analyze_2): Use it.
5265 2012-02-13 Jan Hubicka <jh@suse.cz>
5268 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5270 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5272 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5273 (GTM_SELF_SPECS): Define if not already defined.
5274 (driver_self_specs): Add GTM_SELF_SPECS.
5275 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5276 (GTM_SELF_SPECS): Define.
5277 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5278 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5280 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5282 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5285 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5288 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5289 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5291 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5294 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5296 2012-02-13 Richard Guenther <rguenther@suse.de>
5298 PR translation/52211
5299 * passes.c (enable_disable_pass): Fix typo.
5301 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5304 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5305 XOR for reduce_bit_field if type is unsigned.
5307 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5309 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5310 disallow changes from SFmode to mode with different size in FP regs.
5312 2012-02-12 Robert Millan <rmh@gnu.org>
5313 Gerald Pfeifer <gerald@pfeifer.com>
5315 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5318 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5320 PR rtl-optimization/52175
5321 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5322 to frame-related instructions.
5324 2012-02-10 Jason Merrill <jason@redhat.com>
5327 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5328 (demangle_new_symbols): Fill it.
5329 (scan_linker_output): Walk it.
5330 (start_tweaking): Split out from scan_linker_output.
5331 (maybe_tweak): Update sym->chosen.
5332 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5334 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5337 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5339 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5341 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5342 having the same mode as previous compare.
5344 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5346 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5347 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5348 (nonlocal_goto_internal): Likewise.
5349 (nonlocal_goto): Emit a use and an indirect jump directly.
5351 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5354 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5355 __atomic_{is,always}_lock_free.
5357 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5360 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5361 negative constant address for x32.
5363 2012-02-10 Richard Henderson <rth@redhat.com>
5365 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5366 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5367 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5369 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5370 Ira Rosen <irar@il.ibm.com>
5372 PR tree-optimization/50031
5373 * targhooks.c (default_builtin_vectorization_cost): Handle
5375 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5376 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5377 all types of reduction and pattern statements.
5378 (vect_estimate_min_profitable_iters): Likewise.
5379 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5380 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5381 for explicit realigns.
5382 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5383 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5385 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5386 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5387 vec_perm for VSX and handle vec_promote_demote.
5389 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5392 * builtins.c (fold_builtin_atomic_always_lock_free,
5393 expand_builtin_atomic_always_lock_free,
5394 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5395 Return and/or test boolean_true_node/boolean_false_node instead of
5396 integer_one_node/integer_zero_node.
5398 2012-02-10 Jan Hubicka <jh@suse.cz>
5401 * predict.c (predict_paths_for_bb): Prevent looping.
5402 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5404 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5406 * config/arm/arm.c (output_move_double): In one case properly
5407 count number of instructions that will be emitted.
5409 2012-02-10 Richard Guenther <rguenther@suse.de>
5411 PR translation/52193
5412 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5414 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5417 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5419 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5422 * var-tracking.c (emit_note_insn_var_location): If
5423 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5424 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5425 non-NOTE_DURING_CALL_P insn.
5427 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5430 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5432 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5435 * gcc.c (switch_matches) Support switches with separated form,
5438 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5440 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5442 (RAMPZ_ADDR): Ditto.
5443 * config/avr/avr.c (avr_addr_t): New typedef.
5444 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5445 (avr_init_expanders): Initialize it.
5446 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5448 (expand_epilogue): Ditto.
5449 (avr_print_operand): Ditto.
5450 (avr_file_start): Ditto.
5451 (avr_emit_movmemhi): Ditto.
5453 2012-02-08 Richard Guenther <rguenther@suse.de>
5455 PR tree-optimization/46886
5456 * tree-flow.h (do_while_loop_p): Declare.
5457 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5458 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5460 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5462 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5463 always succeed for integers larger than a native word.
5465 2012-02-08 Richard Guenther <rguenther@suse.de>
5467 PR rtl-optimization/52170
5468 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5469 properly handle integer vector modes.
5471 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5473 PR gcov-profile/52150
5474 * coverage.c: Include target.h.
5475 (build_var): Call targetm.strip_name_encoding on the assembler name.
5476 Change one _ into . or $ if the target allows it.
5477 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5479 PR rtl-optimization/52139
5480 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5481 is a BARRIER after emit_insn_after_noloc, move BB_END
5482 to the last non-BARRIER insn before it.
5484 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5487 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5488 (mips_gimplify_va_arg_expr): Call it instead of
5489 std_gimplify_va_arg_expr.
5491 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5493 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5494 message for -mno-pointers-to-nested-function.
5496 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5499 * expr.c (get_inner_reference): If there is an offset, add a negative
5500 bit position to it (if any).
5502 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5504 PR rtl-optimization/52060
5505 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5506 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5507 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5508 and/or i0src_copy2 when needed.
5510 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5512 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5513 or LTOPLUGINSONAME if have_c.
5515 * config/freebsd-spec.h: Add comment about what macros can be defined
5517 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5518 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5521 2012-02-07 Richard Guenther <rguenther@suse.de>
5523 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5524 newline in -alias dumps.
5526 2012-02-07 Kai Tietz <ktietz@redhat.com>
5527 Dave Korn <dave.korn.cygwin@gmail.com>
5530 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5531 Take care that typinfo gets dllexport-attribute.
5533 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5536 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5537 if modifier < EXPAND_SUM call force_operand on the result.
5539 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5541 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5542 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5544 (epiphany_function_type): Replace types for specific interrupts with
5545 EPIPHANY_FUNCTION_INTERRUPT.
5546 (EPIPHANY_INTERRUPT_P): Update.
5547 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5548 New static function.
5549 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5550 <disinterrupt>: Affects type identity.
5551 (epiphany_handle_interrupt_attribute): Handle variable number of
5553 (epiphany_compute_function_type): Update for new
5554 epiphany_function_type definition.
5555 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5556 handlers with a longcall forwarder.
5557 (epiphany_start_function): Handle multiple interrupt arguments and/or
5558 forwarder_section attribute.
5560 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5563 2012-02-07 Alan Modra <amodra@gmail.com>
5566 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5569 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5571 PR tree-optimization/50969
5572 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5573 use vec_perm rather than vector_stmt.
5574 (vect_model_load_cost): Likewise.
5575 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5576 vec_perm to be the same as other vector statements.
5577 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5578 cost of vec_perm for TARGET_VSX.
5580 2012-02-06 Richard Guenther <rguenther@suse.de>
5582 PR tree-optimization/52115
5583 * tree-sra.c (access_has_replacements_p): New function.
5584 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5586 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5589 * trans-mem.c (expand_call_tm): Add an assertion.
5590 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5593 2012-02-06 Richard Guenther <rguenther@suse.de>
5595 PR tree-optimization/50955
5596 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5597 raise cost of expressions that replace an address with an
5598 expression based on a different pointer.
5600 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5603 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5604 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5606 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5609 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5610 -Weffc++ and specify guidelines come from second edition.
5612 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5614 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5615 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5616 (call_direct_split, call_value_split, call_value_internal_direct)
5617 (call_value_direct_split, call_value_multiple_split): Use jal and
5618 jal_macro attributes.
5620 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5622 * reload1.c (reload_regs_reach_end_p): Replace with...
5623 (reload_reg_rtx_reaches_end_p): ...this function.
5624 (new_spill_reg_store): Update commentary.
5625 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5626 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5627 before setting new_spill_reg_store.
5628 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5629 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5630 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5631 for non-spill reload registers.
5633 2012-02-05 Ira Rosen <irar@il.ibm.com>
5635 PR tree-optimization/52091
5636 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5637 (vect_is_simple_use_1): Likewise.
5638 * tree-vect-loop.c (vectorizable_reduction): Update calls
5639 to vect_is_simple_use_1 and vect_is_simple_use.
5640 (vectorizable_live_operation): Likewise.
5641 * tree-vect-patterns.c (widened_name_p,
5642 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5643 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5644 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5645 vectorizable_shift,vectorizable_operation, vectorizable_store,
5646 vectorizable_load): Likewise.
5647 (vect_is_simple_cond): Add an argument, pass it to
5648 vect_is_simple_use_1.
5649 (vectorizable_condition): Update calls to vect_is_simple_cond,
5651 (vect_is_simple_use): Add an argument, the statement in which
5652 OPERAND is used. Check that if OPERAND's def stmt is a double
5653 reduction phi node, the use is a phi node too.
5654 (vect_is_simple_use_1): Add an argument, pass it to
5656 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5657 to vect_is_simple_use.
5659 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5661 PR rtl-optimization/52095
5662 * modulo-sched.c (dump_insn_locator): New function.
5663 (loop_canon_p, sms_schedule): Use it.
5665 PR rtl-optimization/52113
5666 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5667 even for decomposable shift/zext insns.
5669 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5670 Zdenek Dvorak <ook@ucw.cz>
5672 PR rtl-optimization/52092
5673 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5674 on get_iv_value result.
5676 2012-02-02 Andrew Pinski <apinski@cavium.com>
5680 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5682 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5685 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5687 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5689 PR rtl-optimization/49800
5690 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5691 (sched_finish): Call regstat_free_n_sets_and_refs.
5693 2012-02-02 Jia Liu <proljc@gmail.com>
5695 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5698 2012-02-02 Jan Hubicka <jh@suse.cz>
5699 Tom de Vries <tom@codesourcery.com>
5702 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5703 * varpool.c (varpool_analyze_pending_decls): Likewise.
5705 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5706 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5708 * config.gcc: Add cr16-* support.
5710 * doc/extend.texi: Document cr16 extensions.
5711 * doc/install.texi: Document cr16 install.
5712 * doc/invoke.texi: Document cr16 options.
5713 * doc/md.texi: Document cr16 constraints.
5715 * common/config/cr16/cr16-common.c: New file.
5716 * config/cr16/cr16.c: New file.
5717 * config/cr16/cr16.h: New file.
5718 * config/cr16/cr16.md: New file.
5719 * config/cr16/cr16.opt: New file.
5720 * config/cr16/cr16-protos.h: New file.
5721 * config/cr16/predicates.md: New file.
5722 * config/cr16/constraints.md: New file.
5723 * config/cr16/t-cr16: New file.
5725 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5728 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5729 that operands[2] is either immediate, or q_regs_operand.
5731 PR tree-optimization/52073
5732 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5733 a pattern stmt for pattern uses, ignore uses outside of the loop.
5735 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5737 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5738 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5739 (OUT_AS1, OUT_AS2): Remove.
5741 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5743 PR rtl-optimization/51374
5744 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5745 to cross other volatile_refs_p insns.
5747 2012-02-01 Richard Guenther <rguenther@suse.de>
5749 * doc/invoke.texi (fno-inline): Clarify documentation.
5750 (finline-small-functions): Likewise.
5751 (finline-functions): Likewise.
5752 * common.opt (finline): Adjust comment and documentation.
5753 (finline-small-functions): Clarify documentation.
5754 (finline-functions): Likewise.
5755 (finline-functions-called-once): Likewise.
5757 2012-02-01 Tristan Gingold <gingold@adacore.com>
5759 * c-typeck.c (composite_type): Keep mode for pointers.
5761 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5763 * function.h (regno_reg_rtx): Adjust comment.
5764 * reginfo.c (init_reg_modes_target): Only use the previous mode
5765 if it fits within one register. Remove MIPS comment.
5767 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5770 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5772 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5774 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5775 to srak instruction.
5777 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5779 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5781 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5786 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5788 2012-01-31 Richard Guenther <rguenther@suse.de>
5790 PR tree-optimization/51528
5791 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5794 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5799 * ree.c (add_removable_extension): Change def_map argument
5800 to unsigned *, store in def_map 1 + offset into *insn_list vector
5801 instead of pointers into the vector.
5802 (find_removable_extensions): Adjust caller.
5804 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5806 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5807 Transform all "* quoted-c-code" to { c-code }.
5808 Remove redundant test for "optimize" in combine patterns.
5809 Move (include "avr-dimode.md") to end of file.
5811 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5814 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5815 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5817 2012-01-30 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/52028
5820 * tree-loop-distribution.c (ldist_gen): Properly update
5823 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5826 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5827 set_cur_line_info_table if not emitting debug info.
5829 PR tree-optimization/52046
5830 * tree-vect-patterns.c (check_bool_pattern): Give up if
5831 a comparison could throw.
5834 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5836 2012-01-30 Richard Guenther <rguenther@suse.de>
5838 PR tree-optimization/52045
5839 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5840 SSA form if cfgcleanup did anything.
5842 2012-01-30 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/52045
5845 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5846 before computing final todo.
5848 2012-01-30 Richard Guenther <rguenther@suse.de>
5850 PR tree-optimization/51528
5851 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5854 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5856 * df-problems.c (df_kill_notes): Check that the use refers
5857 to the note under examination.
5859 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5862 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5863 parameter and use short-lived pseudos.
5864 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5865 (sparc_expand_vector_init): Const-ify local variables and adjust
5866 calls to above functions.
5868 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5870 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5872 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5874 * doc/invoke.texi: Make usage of "compile time" and
5875 "run time"/"runtime" consistent throughout the file.
5877 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5879 * config/alpha/alpha.c (alpha_option_override): Default to
5880 full IEEE compliance mode for Go language.
5882 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5884 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5885 (LINK_SSP_SPEC): Define.
5887 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5890 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5893 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5895 * doc/invoke.texi: Correct hyphenation of "floating point",
5896 "double precision", and related terminology throughout the file.
5898 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5901 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5902 arm_general_register_operand predicate for operand 2 instead of
5905 2012-01-27 Ian Lance Taylor <iant@google.com>
5908 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5909 * builtins.c (expand_builtin_init_trampoline): Add onstack
5910 parameter. Change caller.
5911 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5912 * tree.c (build_common_builtin_nodes): Declare
5913 __builtin_init_heap_trampoline.
5915 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5917 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5918 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5919 * config/avr/avr.c: Ditto.
5920 (avr_regnames): Remove because unused.
5921 * config/avr/avr.md (*cpse.ne): New peephole.
5922 (*cpse.eq): New peephole from former cpse peepholes.
5924 2012-01-27 Michael Eager <eager@eagercon.com>
5926 * config/microblaze.c (microblaze_emit_compare): Correct
5927 test after pcmp instruction.
5929 2012-01-27 Richard Guenther <rguenther@suse.de>
5931 PR tree-optimization/52020
5932 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5934 2012-01-27 Richard Guenther <rguenther@suse.de>
5936 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5937 function non-const/pure.
5939 2012-01-27 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/50444
5942 * tree-sra.c (build_ref_for_offset): Properly adjust the
5943 MEM_REF type for unaligned accesses.
5945 2012-01-27 Richard Guenther <rguenther@suse.de>
5947 PR tree-optimization/50444
5948 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5949 (expand_assignment): Use it. Properly handle misaligned
5950 bases when expanding stores to component references.
5951 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5954 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5957 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5958 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5959 * tree-data-ref.c (find_data_references_in_loop): Make static.
5960 (compute_all_dependences): Change return type to bool. Bail out
5961 for too many datarefs in a loop. Move the hunk resetting the data
5962 dependences vector from ...
5963 (compute_data_dependences_for_loop): ... here. Account for
5964 compute_all_dependences returning false.
5965 (compute_data_dependences_for_bb): Likewise.
5966 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5967 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5969 2012-01-27 Richard Guenther <rguenther@suse.de>
5972 * expr.c (store_field): Use the alias-set of the scratch memory
5975 2012-01-27 Tom de Vries <tom@codesourcery.com>
5977 PR tree-optimization/51990
5978 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5980 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5982 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5985 * var-tracking.c (reverse_op): Don't add any reverse operation
5986 if V already has any constant locations.
5988 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5990 * doc/invoke.texi: Correct usage of "command line" (noun)
5991 vs "command-line" (adjective) throughout.
5993 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5995 * doc/invoke.texi (Language Independent Options): Move
5996 -Wcoverage-mismatch blurb from here....
5997 (Warning Options): ...to here.
5999 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6001 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6002 Set rs6000_always_hint to false for 476.
6004 2012-01-27 Matthias Klose <doko@ubuntu.com>
6006 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6008 * incpath.c (add_standard_paths): Likewise.
6010 2012-01-27 Richard Henderson <rth@redhat.com>
6012 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6013 * config/m68k/sync.md (atomic_test_and_set): Rename from
6014 sync_test_and_setqi and adjust the operands.
6015 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6016 and unconditionally enable.
6018 2012-01-27 Richard Henderson <rth@redhat.com>
6020 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6021 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6022 (ldstub): Rename from ldstubqi.
6023 (ldstub<I24MODE>): Remove.
6025 2012-01-27 Richard Henderson <rth@redhat.com>
6027 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6028 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6029 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6030 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6031 * doc/tm.texi: Rebuild.
6033 2012-01-27 Richard Henderson <rth@redhat.com>
6035 * optabs.c (gen_atomic_test_and_set): Remove default.
6036 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6038 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6040 PR rtl-optimization/51978
6041 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6042 (combine_reaching_defs): Likewise.
6043 (struct re_info): Remove.
6044 (add_removable_extension): Remove x and data arguments,
6045 add insn, insn_list and def_map. Use the arguments directly
6046 instead of using struct re_info.
6047 (find_removable_extensions): Don't call add_removable_extension
6048 through note_stores, instead just call it with single_set
6050 (find_and_remove_re): Pass curr_cand->expr instead of
6051 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6053 2012-01-26 Michael Matz <matz@suse.de>
6055 PR tree-optimization/46590
6056 * cfgexpand.c: Revert last change (r183305).
6057 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6059 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6060 checking for emptiness.
6062 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6065 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6066 non-addressable non-BLKmode base correctly.
6068 2012-01-26 Michael Matz <matz@suse.de>
6070 PR tree-optimization/48794
6071 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6072 regions referenced from RESX/EH_DISPATCH.
6074 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6076 * config/s390/s390.h: Make BRANCH_COST an option.
6077 * config/s390/s390.opt: New option -mbranch-cost.
6079 2012-01-26 Richard Henderson <rth@redhat.com>
6081 Revert 2012-01-24 change:
6082 * trans-mem.c (requires_barrier): Do not instrument thread local
6083 variables and emit save/restore for them.
6085 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6088 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6091 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6093 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6096 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6099 Rename __pgm to __flash.
6100 Rename __pgm1 to __flash1.
6101 Rename __pgm2 to __flash2.
6102 Rename __pgm3 to __flash3.
6103 Rename __pgm4 to __flash4.
6104 Rename __pgm5 to __flash5.
6105 Rename __pgmx to __memx.
6106 * doc/extend.texi (AVR Named Address Spaces)
6107 Rename address space names as indicated above.
6108 * config/avr/avr.c (avr_addrspace): Ditto.
6110 * config/avr/avr-protos.h
6111 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6112 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6113 * config/avr/predicates.md: Ditto.
6114 * config/avr/avr.c Ditto, and
6115 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6116 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6118 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6119 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6120 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6121 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6122 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6123 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6124 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6125 * config/avr/avr.c: Ditto.
6126 * config/avr/avr.md: Ditto.
6128 2012-01-25 Jason Merrill <jason@redhat.com>
6131 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6133 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6135 PR tree-optimization/51987
6136 * tree-data-ref.c (get_references_in_stmt): Handle references in
6137 non-volatile GIMPLE_ASM.
6139 2012-01-25 Richard Guenther <rguenther@suse.de>
6141 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6142 bases are dereferenced.
6144 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6146 PR rtl-optimization/48374
6147 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6149 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6151 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6152 compute_data_dependences_for_loop returns false.
6153 * tree-parloops.c (loop_parallel_p): Likewise.
6155 2012-01-25 Richard Guenther <rguenther@suse.de>
6157 * tree.h (get_pointer_alignment_1): Declare.
6158 * builtins.c (get_pointer_alignment_1): New function.
6159 (get_pointer_alignment): Use it.
6161 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6163 PR rtl-optimization/48308
6164 * combine.c (enum undo_kind): Add UNDO_LINKS.
6165 (struct undo): Add member l to other_contents and where.
6166 (do_SUBST_LINK): New.
6168 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6169 (undo_all): Handle UNDO_LINKS.
6171 2012-01-25 Richard Henderson <rth@redhat.com>
6173 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6176 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6178 * optabs.c (gen_atomic_test_and_set): Use each argument.
6180 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6182 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6183 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6184 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6185 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6186 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6187 TARGET_PAIRED_SINGLE_FLOAT.
6189 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6191 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6192 (in_struct, return_val): Remove MEM documentation.
6193 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6194 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6195 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6197 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6198 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6199 * expr.c (store_field): Likewise.
6200 * function.c (assign_stack_temp_for_type): Likewise.
6201 * ifcvt.c (noce_try_cmove_arith): Likewise.
6202 * reload1.c (reload): Likewise.
6203 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6204 (alpha_set_memflags): Likewise.
6205 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6207 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6209 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6211 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6212 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6213 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6215 * cselib.c (cselib_rtx_varies_p): Delete.
6216 (cselib_invalidate_mem): Update call to canon_true_dependence.
6217 * dse.c (record_store, check_mem_read_rtx): Likewise.
6218 (scan_reads_nospill): Likewise.
6219 * cse.c (check_dependence): Likewise.
6220 (cse_rtx_varies_p): Delete.
6221 * expr.c (safe_from_p): Update call to true_dependence.
6222 * ira.c (validate_equiv_mem_from_store): Likewise.
6223 (memref_referenced_p): Likewise.
6224 * postreload-gcse.c (find_mem_conflicts): Likewise.
6225 * sched-deps.c (sched_analyze_2): Likewise.
6226 * store-motion.c (load_kills_store): Likewise.
6227 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6228 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6229 (compute_transp): Update call to canon_true_dependence.
6231 2012-01-25 Richard Henderson <rth@redhat.com>
6233 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6234 (maybe_emit_atomic_test_and_set): New.
6235 (expand_sync_lock_test_and_set): Use it.
6236 (expand_atomic_test_and_set): Likewise.
6237 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6238 the implementation; clarify implementation defined details.
6239 * doc/md.texi (atomic_test_and_set): Document.
6241 2012-01-25 Richard Henderson <rth@redhat.com>
6243 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6245 2012-01-25 Richard Henderson <rth@redhat.com>
6248 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6249 to effect no-op split.
6251 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6254 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6255 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6256 (BT_FN_VOID_PTR_INT_SIZE): New.
6257 (BT_FN_UINT_UINT_VAR): Remove.
6258 (BT_FN_UINT32_UINT32_VAR): New.
6259 (BT_FN_DOUBLE_VPTR): Remove.
6260 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6262 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6263 (_ITM_changeTransactionMode): Same.
6264 (_ITM_memmoveRtWt): Change return type to void.
6265 (_ITM_memcpyRtWt): Same.
6266 (_ITM_memsetW): Same.
6267 (_ITM_RaRD): Change types to double.
6272 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6274 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6275 Patrick Marlier <patrick.marlier@gmail.com>
6277 * trans-mem.c (requires_barrier): Do not instrument thread local
6278 variables and emit save/restore for them.
6280 2012-01-24 Jason Merrill <jason@redhat.com>
6283 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6284 output static aliases.
6286 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6289 * common.opt (-pie, -shared, pie, shared): Change from Common to
6291 * gcc.c (display_help): Display help for -pie and -shared.
6293 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6296 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6297 Remove note on size/offset limitation.
6298 (AVR Variable Attributes): Add example how to read data located
6299 with progmem. Refer to named address spaces.
6300 * doc/invoke.texi (AVR Options): Fix typo.
6302 2012-01-24 Richard Guenther <rguenther@suse.de>
6304 Forward-port to trunk
6305 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6308 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6309 op0 isn't sufficiently aligned and there is movmisalignM
6310 insn for mode, use it to load op0 into a temporary register.
6312 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6315 * target.def (const_not_ok_for_debug_p): New hook.
6316 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6318 * doc/tm.texi: Regenerated.
6319 * dwarf2out.c (const_ok_for_output_1): If
6320 targetm.const_not_ok_for_debug_p returns true, fail.
6321 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6323 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6325 2012-01-23 Kai Tietz <ktietz@redhat.com>
6328 * config/i386/predicates.md (symbolic_operand): Allow
6329 UNSPEC_PCREL as PIC expression for lea.
6330 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6331 * config/i386/i386.c (ix86_delegitimize_address): Handle
6332 UNSPEC_PCREL for none-MEM, too.
6334 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6336 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6337 (ipa_tm_create_version_alias): Same.
6339 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6342 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6343 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6345 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6346 Patrick Marlier <patrick.marlier@gmail.com>
6347 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6350 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6351 simple_object_start_read.
6353 2012-01-23 Richard Guenther <rguenther@suse.de>
6356 PR tree-optimization/51895
6357 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6358 parameter decomposition into BLKmode components.
6360 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6362 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6363 fake variables for restrict-qualified pointers whose pointed-to type
6364 contains a placeholder.
6366 2012-01-23 Richard Guenther <rguenther@suse.de>
6368 PR tree-optimization/51949
6369 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6371 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6373 PR rtl-optimization/51933
6374 * ree.c (transform_ifelse): Return true right away if dstreg is
6375 already wider or equal to cand->mode.
6376 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6377 (make_defs_and_copies_lists): Remove defs_list and copies_list
6378 arguments, add state argument, just truncate state->work_list
6379 instead of always allocating and freeing the vector. Assert that
6380 get_defs succeeds instead of returning 2. Changed return type to bool.
6381 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6382 have ext_src_mode, see if it has been modified already with the
6383 right kind of extension and has been extended before from the
6384 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6385 just return true. Remember the original mode in state->modified array.
6386 (combine_reaching_defs): Add state argument. Don't allocate and
6387 free here def_list, copied_list and vec vectors, instead just
6388 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6389 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6390 Add state variable, clear vectors in it, initialize state.modified
6391 if needed. Free all the vectors at the end and state.modified too.
6392 Don't skip a candidate if the extension expression has been modified.
6394 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6397 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6398 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6399 (extra_options) interix.opt -> i386/interix.opt"
6400 (extra_objs):Add winnt-stubs.o
6401 * configure.ac: Add interix to target_os .comm on PE check.
6402 * configure: Regenerate.
6403 * config/interix3.h: Delete and move bits to..
6404 * config/interix.h: Delete and move bits to..
6405 * config/i386/i386-interix3.h: Delete and move bits to..
6406 * config/i386/i386-interix.h: ..here.
6407 (TARGET_CPU_DEFAULT): Remove redefinition.
6408 (TARGET_ASM_CONSTRUCTOR): Undefine.
6409 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6410 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6411 (PTRDIFF_TYPE): Define.
6412 (LONG_DOUBLE_TYPE_SIZE): Define.
6413 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6414 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6415 (TARGET_SECTION_TYPE_FLAGS): Define.
6416 (ASM_DECLARE_FUNCTION_NAME): Define.
6417 (ASM_OUTPUT_EXTERNAL): Define.
6418 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6419 (ASM_OUTPUT_ALIGNED_BSS): Define.
6420 (PCC_BITFIELD_TYPE_MATTERS): Define.
6421 (USE_CONST_SECTION): Define.
6422 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6423 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6424 (SUPPORTS_ONE_ONLY): Remove.
6425 (I386_PE_STRIP_ENCODING): Define.
6426 * config/interix.opt: Delete and move bits to..
6427 * config/i386/interix.opt: ..here. New.
6428 (mpe-aligned-commons): Add.
6429 * config/i386/t-interix: Add copyright header.
6430 (winnt-stubs.o): Add rule.
6432 2012-01-22 Jason Merrill <jason@redhat.com>
6435 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6436 for extra name aliases.
6438 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6440 PR rtl-optimization/51924
6441 * ree.c (combine_set_extension): Improve debugging message.
6442 (combine_reaching_defs): Likewise.
6443 (get_defs): Rename confusingly named variable.
6444 (find_and_remove_re): Skip a candidate if the extension expression has
6447 2012-01-21 Robert Millan <rmh@gnu.org>
6448 Gerald Pfeifer <gerald@pfeifer.com>
6450 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6451 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6453 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6455 PR tree-optimization/51914
6456 * tree-vect-stmts.c (vectorizable_conversion): For
6457 cvt_type && modifier == WIDEN, put temporary with cvt_type
6458 at the beginning of vec_dsts and set vec_dest to temporary
6461 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6463 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6465 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6467 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6468 * config/rs6000/rs6000.c: Likewise.
6470 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6473 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6474 output_move_double on a copy of operands array.
6476 2012-01-20 Cary Coutant <ccoutant@google.com>
6477 Dodji Seketeli <dodji@redhat.com>
6480 * dwarf2out.c (copy_declaration_context): Return ref to parent
6481 of declaration DIE, if necessary.
6482 (remove_child_or_replace_with_skeleton): Add new parameter; update
6483 caller. Place skeleton DIE under parent DIE of original declaration.
6484 Move call to copy_declaration_context to here ...
6485 (break_out_comdat_types): ... from here.
6487 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6489 PR rtl-optimization/51856
6490 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6493 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6496 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6497 hints for neon loads and stores.
6499 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6503 * doc/extend.texi (Named Address Spaces): Split into subsections.
6504 (AVR Named Address Spaces): New subsection.
6505 (M32C Named Address Spaces): New subsection.
6506 (RL78 Named Address Spaces): New subsection.
6507 (SPU Named Address Spaces): New subsection.
6508 (Variable Attributes): New anchor "AVR Variable Attributes".
6509 (AVR Variable Attributes): Rewrite and avoid wording
6510 "address space" in this context.
6511 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6512 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6513 (AVR Built-in Macros): New subsubsection therein.
6514 * doc/md.texi (AVR constraints): Remove "C04", "R".
6516 2012-01-20 Richard Guenther <rguenther@suse.de>
6518 PR tree-optimization/51903
6519 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6520 when removing stmts.
6522 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6525 * config/arm/arm.c (arm_load_pic_register): Use
6526 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6527 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6528 (arm_pic_static_addr): Likewise.
6529 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6530 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6531 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6532 (pic_load_addr_unified): New.
6534 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6537 * function.c (instantiate_virtual_regs_in_insn): Use
6538 delete_insn_and_edges when removing a wrong asm insn.
6540 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6542 PR rtl-optimization/40761
6543 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6544 Add new member loop_num.
6545 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6546 (ira_build): Remove the parameter.
6548 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6549 (ira.c): Do not build CFG loops for one region allocation. Remove
6550 argument from ira_build call.
6552 * ira-build.c (init_loop_tree_node): New function.
6553 (create_loop_tree_nodes): Use it. Separate the case when CFG
6554 loops are not built.
6555 (more_one_region_p): Check current_loops.
6556 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6558 (add_loop_to_tree): Process loop equal to NULL too.
6559 (form_loop_tree): Separate the case when CFG loops are not built.
6560 Use explicitly number for the root.
6561 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6563 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6564 instead of loop->num.
6565 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6566 (mark_all_loops_for_removal): Ditto.
6567 (remove_unnecessary_regions): Separate the case when CFG loops
6569 (ira_build): Remove the parameter. Use explicit number of regions
6570 when CFG loops are not built.
6572 * ira-color.c (print_loop_title): Separate the case for the root node.
6573 Use loop_num instead of loop->num.
6574 (move_spill_restore): Use loop_num instead of loop->num.
6576 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6577 (change_loop): Ditto.
6578 (change_loop): Use loop_num instead of loop->num.
6580 * ira-lives.c (process_bb_node_lives): Ditto.
6582 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6584 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6586 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6589 * tree-mudflap.c (mf_artificial): New function.
6590 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6591 mx_register_decls, mudflap_enqueue_decl): Use it.
6594 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6595 numbers in the insn pattern.
6597 2012-01-19 Michael Matz <matz@suse.de>
6599 PR tree-optimization/46590
6600 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6601 use it in remembering which conflicts we already created.
6602 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6605 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6608 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6609 (merge_and_complain): Same.
6611 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6614 * config/initfini-array.h: Guard content of the header
6615 with #ifdef HAVE_INITFINI_ARRAY.
6616 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6617 Add initfini-array.h to tm_file here.
6618 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6619 * config.gcc: Don't add initfini-array.h to tm_file here.
6620 * configure: Regenerated.
6622 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6624 PR rtl-optimization/51505
6625 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6626 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6627 (df_note_bb_compute): Update the call to df_kill_notes.
6629 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6631 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6633 2012-01-18 Richard Guenther <rguenther@suse.de>
6635 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6636 of conversions to void *.
6638 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6639 Richard Sandiford <rdsandiford@googlemail.com>
6643 * optabs.h (simplify_expand_binop): Declare.
6644 * optabs.c (simplify_expand_binop): Make global.
6645 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6646 endian targets if the source cannot be exactly covered by word
6649 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6652 * hard-reg-set.h (struct hard_reg_set_container): New type.
6653 * target.h (struct hard_reg_set_container): Forward declare.
6654 * target.def (set_up_by_prologue): New target hook.
6655 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6656 * doc/tm.texi: Regenerated.
6657 * function.c (thread_prologue_and_epilogue_insns): Change
6658 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6659 Call targetm.set_up_by_prologue on it.
6660 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6661 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6663 2012-01-17 Nick Clifton <nickc@redhat.com>
6665 * config/rx/rx.c (rx_can_use_simple_return): New function.
6666 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6667 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6669 2012-01-17 Richard Guenther <rguenther@suse.de>
6672 * expr.c (expand_assignment): Take address-space information
6673 from the address operand of MEM_REF and TARGET_MEM_REF.
6674 (expand_expr_real_1): Likewise.
6676 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6678 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6679 reload dump is requested.
6681 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6684 * trans-mem.c (requires_barrier): Call may_be_aliased.
6686 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6688 PR tree-optimization/51877
6689 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6690 call arguments and fndecls compare equal, instead return false if they
6691 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6692 both SSA_NAMEs that are valueized the same, or they satisfy
6695 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6697 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6699 * configure: Regenerate.
6701 2012-01-16 Jan Hubicka <jh@suse.cz>
6705 * convert.c (convert_to_integer): Use fold_convert for
6706 converting an INTEGER_CST to integer type.
6708 2012-01-16 Jason Merrill <jason@redhat.com>
6711 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6713 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6716 * config/s390/s390.c (s390_chunkify_start): Don't skip
6717 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6718 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6719 If insn is followed by NOTE_INSN_VAR_LOCATION or
6720 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6721 Don't use location of note insns.
6723 PR tree-optimization/51865
6724 * tree-inline.c (tree_function_versioning): Call remap_decl
6725 on DECL_RESULT whenever it has VOID_TYPE_P type.
6727 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6729 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6730 for calls to locally-binding MIPS16 functions if only the return
6731 type uses float regs.
6733 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6734 Richard Sandiford <rdsandiford@googlemail.com>
6736 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6737 (SYMBOL_32_HIGH): Likewise.
6738 (mips_output_tls_reloc_directive): Declare.
6739 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6740 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6741 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6742 (mips_lo_relocs, mips_hi_relocs): Make extern.
6743 (mips16_stub_function): Move up file.
6744 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6745 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6746 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6747 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6748 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6749 (mips_get_tp): Add MIPS16 support.
6750 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6751 Generalize DTPREL and TPREL handling.
6752 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6753 Add MIPS16 TLS support.
6754 (mips_output_tls_reloc_directive): New function.
6755 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6756 * config/mips/predicates.md (symbolic_operand_with_high)
6757 (tls_reloc_operand): New predicates.
6758 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6759 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6760 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6761 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6762 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6763 (*tls_get_tp_mips16_call_<mode>): Likewise.
6765 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6767 PR rtl-optimization/51821
6768 * recog.c (peep2_find_free_register): Determine clobbered registers
6771 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6774 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6775 * config/avr/avr.c: Likewise.
6776 * config/avr/avr.h: Likewise.
6778 2012-01-13 Ian Lance Taylor <iant@google.com>
6781 * tree.h (TYPE_QUALS): Add cast to int.
6782 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6784 2012-01-13 Ian Lance Taylor <iant@google.com>
6786 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6787 comparing param_index to VEC_length result.
6789 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6791 * c-decl.c: Do not include tree-mudflap.h
6792 * tree-optimize.c: Likewise.
6793 * Makefile.in: Update dependencies.
6795 2012-01-13 Richard Guenther <rguenther@suse.de>
6798 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6799 variable-sized result always use RSO.
6801 2012-01-12 DJ Delorie <dj@redhat.com>
6803 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6804 pointer type, not just the default pointer type.
6806 2012-01-09 Richard Henderson <rth@redhat.com>
6807 Denis Chertykov <chertykov@gmail.com>
6810 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6811 * config/avr/avr.c (avr_can_eliminate): Simplify.
6812 (avr_initial_elimination_offset): Likewise.
6813 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6814 (expand_epilogue): Likewise.
6815 (avr_legitimize_address): Gut.
6816 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6817 (avr_hard_regno_nregs): New.
6818 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6819 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6820 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6821 add soft frame pointer.
6822 (CALL_USED_REGISTERS): Likewise.
6823 (REG_CLASS_CONTENTS): Likewise.
6824 (REGISTER_NAMES): Likewise.
6825 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6826 (HARD_FRAME_POINTER_REGNUM): New.
6827 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6828 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6829 remove the HARD_FRAME_POINTER self-elimination.
6831 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6834 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6835 DECL_EXTERNAL when checking for initializers of progmem variables.
6837 2012-01-12 Ira Rosen <irar@il.ibm.com>
6839 PR tree-optimization/51799
6840 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6841 that the last operation is a type demotion.
6843 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6845 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6846 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6848 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6851 * combine.c (distribute_notes): If i3 is a noreturn call,
6852 allow old_size to be equal to args_size and make sure the
6853 noreturn call gets REG_ARGS_SIZE note.
6854 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6855 on noreturn calls even when the delta is 0.
6857 2012-01-11 Nathan Sidwell <nathan@acm.org>
6859 * gcov.c (STRING_SIZE): Remove.
6860 (generate_results): Erase annotations for source files with no
6861 coverage information.
6863 (output_lines): Use it.
6865 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6867 * gimple.h (gimplify_body): Remove first argument.
6868 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6869 pointer set here, instead just pass DATA to walk_tree.
6870 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6871 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6872 (unvisit_body): Likewise, but with unmark_visited.
6873 (gimplify_body): Remove BODY_P argument and adjust.
6874 (gimplify_function_tree): Adjust call to gimplify_body.
6875 * omp-low.c (finalize_task_copyfn): Likewise.
6877 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6879 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6880 (build_function_type_skip_args): Delete.
6881 * tree.c (build_function_type_skip_args): Make static and add
6882 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6883 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6884 pass it to build_function_type_skip_args.
6885 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6886 (tree_function_versioning): Likewise.
6887 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6888 build_function_decl_skip_args.
6889 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6890 and pass it to build_function_decl_skip_args/tree_function_versioning.
6891 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6892 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6893 * trans-mem.c (ipa_tm_create_version): Likewise.
6894 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6895 * tree-inline.c (declare_return_variable): Remove always-true test.
6896 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6897 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6898 * ipa-split.c (split_function): Skip the return value for the split
6899 part if it doesn't return.
6901 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6903 PR tree-optimization/49642
6904 * ipa-split.c (forbidden_dominators): New variable.
6905 (check_forbidden_calls): New function.
6906 (dominated_by_forbidden): Likewise.
6907 (consider_split): Check for forbidden dominators.
6908 (execute_split_functions): Initialize and free forbidden
6909 dominators info; call check_forbidden_calls.
6911 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6913 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6915 2012-01-11 Nick Clifton <nickc@redhat.com>
6917 * config/rx/rx.md (return): Define pattern.
6919 2012-01-11 Richard Guenther <rguenther@suse.de>
6921 * doc/extend.texi (malloc attribute): Adjust according to
6924 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6925 Patrick Marlier <patrick.marlier@gmail.com>
6928 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6929 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6930 (ipa_tm_note_irrevocable): Same.
6931 (ipa_tm_scan_irr_block): Same.
6932 (ipa_tm_decrement_clone_counts): Same.
6933 (ipa_tm_scan_irr_function): Same.
6934 (ipa_tm_create_version_alias): Same.
6935 (ipa_tm_create_version): Same.
6936 (ipa_tm_transform_calls_redirect): Same.
6937 (ipa_tm_transform_calls): Same.
6938 (ipa_tm_transform_transaction): Same.
6939 (ipa_tm_execute): Same.
6941 2012-01-10 Richard Guenther <rguenther@suse.de>
6944 * opts.c (common_handle_option): Handle -Werror.
6946 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6948 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6951 2012-01-10 Jason Merrill <jason@redhat.com>
6953 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6956 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6958 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6959 supports R_386_TLS_GD_PLT reloc.
6960 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6961 supports R_386_TLS_LDM_PLT reloc.
6962 * configure: Regenerate.
6963 * config.in: Regenerate.
6965 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6968 Extend __pgmx semantics to linearize memory.
6969 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6970 determine if code comes inline or from libgcc.
6971 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6972 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6973 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6974 (movmemx_qi, movmemx_hi): New insns.
6975 (xload_<mode>_libgcc): Rewrite to new insn condition.
6976 (xload_<mode>): Remove insns.
6977 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6978 cases that don't satisfy avr_xload_libgcc_p().
6979 (avr_addr_space_convert): Allow converting in any direction.
6980 (avr_addr_space_subset_p): Return always true.
6981 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6982 (avr_emit_movmemhi): Ditto.
6983 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6984 (avr_out_movmem): Ditto.
6985 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6986 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6987 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6988 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6989 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6991 2012-01-10 Richard Guenther <rguenther@suse.de>
6993 PR tree-optimization/50913
6994 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6995 Require data-refs to be representable by Graphite with respect
6998 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7000 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7001 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7003 2012-01-10 Tom de Vries <tom@codesourcery.com>
7005 PR rtl-optimization/51271
7006 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7007 handling annulled branch.
7009 2012-01-10 Richard Henderson <rth@redhat.com>
7011 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7012 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7013 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7014 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7015 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7016 arm_expand_vec_perm_const): New.
7017 * config/arm/arm-protos.h: Update.
7018 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7019 (*neon_vswp<VDQX>): New.
7020 (neon_vcombine<VDX>): Use neon_split_vcombine.
7021 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7022 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7023 (vec_perm<VE>): New.
7025 2012-01-10 Richard Henderson <rth@redhat.com>
7027 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7028 use it if reload_completed.
7029 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7030 arm_output_asm_insn, arm_process_output_memory_barrier,
7031 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7032 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7033 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7034 arm_process_output_sync_insn, arm_output_sync_insn,
7035 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7036 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7037 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7038 (emit_unlikely_jump): New.
7039 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7040 (arm_split_atomic_op): New.
7041 * config/arm/arm-protos.h: Update.
7042 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7043 (struct arm_sync_generator): Remove.
7044 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7045 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7046 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7047 (VUNSPEC_LL, VUNSPEC_SC): New.
7048 (sync_result, sync_memory, sync_required_value, sync_new_value,
7049 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7050 (attr length): Don't use arm_sync_loop_insns.
7051 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7052 (movsfcc, movdfcc): Likewise.
7053 * config/arm/constraints.md (Ua): New.
7054 * config/arm/prediates.md (mem_noofs_operand): New.
7055 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7056 (sync_clobber, sync_t2_reqd): Remove.
7057 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7058 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7059 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7060 (arm_sync_compare_and_swap<SIDI>): Remove.
7061 (arm_sync_compare_and_swap<NARROW>): Remove.
7062 (arm_sync_lock_test_and_set<SIDI>): Remove.
7063 (arm_sync_lock_test_and_set<NARROW>): Remove.
7064 (arm_sync_new_<syncop><SIDI>): Remove.
7065 (arm_sync_new_<syncop><NARROW>): Remove.
7066 (arm_sync_new_nand<SIDI>): Remove.
7067 (arm_sync_new_nand<NARROW>): Remove.
7068 (arm_sync_old_<syncop><SIDI>): Remove.
7069 (arm_sync_old_<syncop><NARROW>): Remove.
7070 (arm_sync_old_nand<SIDI>): Remove.
7071 (arm_sync_old_nand<NARROW>): Remove.
7072 (*memory_barrier): Merge arm_output_memory_barrier.
7073 (atomic_compare_and_swap<QHSD>): New.
7074 (atomic_compare_and_swap<NARROW>_1): New.
7075 (atomic_compare_and_swap<SIDI>_1): New.
7076 (atomic_exchange<QHSD>): New.
7077 (cas_cmp_operand, cas_cmp_str): New.
7078 (atomic_op_operand, atomic_op_str): New.
7079 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7080 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7081 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7082 (arm_load_exclusive<NARROW>): New.
7083 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7084 (arm_store_exclusive<QHSD>): New.
7086 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7088 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7089 reload patterns if -mvsx-scalar-memory.
7091 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7092 generated, even -mno-vsx-scalar-double was used.
7093 (vsx_xscvdpsp_scalar): Likewise.
7094 (vsx_xscvspdp_scalar2): Likewise.
7096 2012-01-09 Tom de Vries <tom@codesourcery.com>
7097 Andrew Pinski <apinski@cavium.com>
7100 * reorg.c (fill_slots_from_thread): Don't speculate
7101 frame-related insns.
7103 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7105 * sched-int.h (bb_note): Move to...
7106 * basic-block.h: ...here.
7107 * haifa-sched.c (bb_note): Move to...
7108 * cfgrtl.c: ...here.
7109 * function.c (next_block_for_reg): New function.
7110 (move_insn_for_shrink_wrap): Likewise.
7111 (prepare_shrink_wrap): Rewrite to use the above.
7113 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7115 * gimple.c (is_gimple_non_addressable): Remove.
7116 * gimple.h: Remove is_gimple_non_addressable.
7117 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7118 is_gimple_non_addressable.
7119 * trans-mem.c (expand_assign_tm): Same.
7121 2012-01-09 Richard Guenther <rguenther@suse.de>
7123 PR tree-optimization/51775
7124 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7125 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7127 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7129 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7131 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7133 2012-01-09 Richard Guenther <rguenther@suse.de>
7135 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7137 2012-01-08 Jan Hubicka <jh@suse.cz>
7139 PR tree-optimize/51680
7140 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7141 on when known_vals needs to be computed; cleanup.
7143 2012-01-08 Jan Hubicka <jh@suse.cz>
7145 PR tree-optimize/51694
7146 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7148 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7150 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7151 for -std=c++98 and -std=c++11 too.
7153 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7155 * cfgloop.c (cancel_loop): Add free() of bbs array.
7157 2012-01-07 Jan Hubicka <jh@suse.cz>
7159 PR tree-optimization/51600
7160 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7161 that benefits small functions.
7163 2012-01-07 Jan Hubicka <jh@suse.cz>
7165 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7167 2012-01-07 Jan Hubicka <jh@suse.cz>
7169 PR tree-optimization/51680
7170 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7171 whose inlining reduce unit size.
7173 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7176 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7177 Add canonical node to containing_mem chain after the non-canonical
7178 one, even if there weren't any locs to propagate.
7179 (remove_useless_values): Keep only canonical values.
7180 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7181 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7182 canonicalize mem_chain elements that are not discarded.
7184 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7187 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7188 before emitting functions.
7190 PR gcov-profile/50127
7191 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7192 clear_aux_for_blocks.
7194 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7197 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7199 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7201 * c-decl.c (ext_block): Moved up.
7202 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7204 2012-01-06 Han Shen <shenhan@google.com>
7206 Translate built-in include paths for sysroot.
7207 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7208 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7210 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7211 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7213 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7214 control whether sysroot should be prepended to gxx include dir.
7216 * configure: Regenerate.
7218 2012-01-06 Torvald Riegel <triegel@redhat.com>
7220 PR rtl-optimization/51771
7221 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7222 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7224 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7226 PR tree-optimization/51315
7227 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7228 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7230 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7233 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7234 for shrp pattern. Correctly handle and fixup shift variable.
7235 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7237 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7240 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7241 note when !ACCUMULATE_OUTGOING_ARGS.
7243 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7245 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7247 (extract_range_from_unary_expr_1): Avoid useless computations.
7249 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7251 PR rtl-optimization/51767
7252 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7253 of jump_block and add an extra edge for degenerated asm gotos.
7256 * stmt.c (check_unique_operand_names): Don't ICE during error
7257 reporting if i is from labels chain.
7260 * profile.c (branch_prob): Split bbs that have exit edge
7261 and need a fake entry edge too.
7263 2012-01-05 Jan Hubicka <jh@suse.cz>
7266 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7269 2012-01-05 Richard Guenther <rguenther@suse.de>
7272 * tree-streamer-out.c (write_ts_optimization): New function.
7273 (streamer_write_tree_body): Call it.
7274 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7275 (streamer_read_tree_body): Call it.
7276 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7278 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7281 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7282 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7283 in_cleanup_point_expr before gimplify_stmt call and restore it
7285 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7286 in_cleanup_point_expr is false.
7288 2012-01-05 Richard Guenther <rguenther@suse.de>
7291 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7293 * toplev.c (process_options): Reject combining mudflap and LTO.
7294 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7296 2012-01-05 Richard Guenther <rguenther@suse.de>
7298 PR tree-optimization/51760
7299 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7301 (bit_value_unop): Handle UNDEFINED operands.
7302 (bit_value_binop): Likewise.
7304 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7306 * config/avr/avr.c (avr_replace_prefix): Remove.
7307 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7308 (avr_asm_function_rodata_section): Ditto.
7309 (avr_asm_select_section): Ditto.
7311 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7313 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7316 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7319 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7320 calls that have any non-fake successor edges.
7323 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7325 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7327 PR tree-optimization/51624
7328 * tree-sra.c (build_ref_for_model): When replicating a chain of
7329 COMPONENT_REFs, stop as soon as the offset would become negative.
7331 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7334 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7335 in .debug_loc on the floor.
7337 2012-01-04 Andrew Pinski <apinski@cavium.com>
7339 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7341 2012-01-04 Andrew Pinski <apinski@cavium.com>
7342 Adam Nemet <anemet@caviumnetworks.com>
7344 * config/mips/mips.md (size): Add SI and DI.
7345 (SIZE): New mode attribute.
7346 (U): New code attribute.
7347 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7348 (mips_lbux_<mode>): Delete.
7349 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7350 (mips_lhx): Use gen_mips_lhx_extsi.
7351 (mips_lhx_<mode>): Delete.
7353 (mips_l<size>x): New expand.
7354 (mips_lwx_<mode>): Delete.
7355 (mips_l<GPR:size>x_<P:mode>): New pattern.
7356 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7357 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7358 * config/mips/mips.c (mips_lx_address_p): New function.
7359 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7360 (dsp64): New availability predicate.
7361 (mips_builtins): Add an entry for __builtin_mips_ldx.
7362 * config/mips/mips.h (ISA_HAS_LBX): New define.
7363 (ISA_HAS_LBUX): Likewise.
7364 (ISA_HAS_LHX): Likewise.
7365 (ISA_HAS_LHUX): Likewise.
7366 (ISA_HAS_LWX): Likewise.
7367 (ISA_HAS_LWUX): Likewise.
7368 (ISA_HAS_LDX): Likewise.
7369 * doc/extend.texi (__builtin_mips_ldx): Document.
7371 2012-01-04 Tristan Gingold <gingold@adacore.com>
7373 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7374 when long pointers are used.
7375 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7376 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7377 (ia64-hp-*vms*): Remove.
7378 * config/vms/xm-vms64.h: Delete.
7380 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7383 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7385 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7387 * opts.c (finish_options): Remove duplicate sorry.
7389 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7392 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7395 2012-01-04 Richard Guenther <rguenther@suse.de>
7398 * tree.c (size_low_cst): New function.
7399 * tree.h (size_low_cst): Declare.
7400 * fold-const.c (fold_comparison): Use it to extract the low
7401 part of the POINTER_PLUS_EXPR offset.
7403 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7405 Fix clearing ZERO_REG
7406 * config/avr/avr.md (cc): Add alternative "ldi".
7407 (movqi_insn): Use it in cc attribute.
7408 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7409 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7410 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7412 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7414 * configure: Regenerate.
7416 2012-01-04 Richard Guenther <rguenther@suse.de>
7418 PR tree-optimization/49651
7419 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7420 (var_can_have_subvars): Use it.
7421 (get_constraint_for_1): Only consider subfields if there can be any.
7423 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7426 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7427 to its new canonical_cselib_val and the cselib_val was in
7428 first_containing_mem chain, but the canonical_cselib_val was not,
7429 add the latter into the chain.
7430 (cselib_invalidate_mem): Compare canonical_cselib_val of
7431 addr_list chain elt with v.
7434 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7435 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7437 (output_macinfo_op): Don't ggc_strdup fd->filename.
7438 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7439 then ggc_strdup it. Don't free inc->info or cur->info.
7440 (output_macinfo): Don't free ref->info or file->info.
7442 2012-01-03 Ira Rosen <irar@il.ibm.com>
7444 PR tree-optimization/51269
7445 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7446 first_niters a pointer.
7447 (slpeel_tree_peel_loop_to_edge): Likewise.
7448 (vect_do_peeling_for_loop_bound): Update call to
7449 slpeel_tree_peel_loop_to_edge.
7450 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7451 here. Remove it from the parameters list.
7452 (vect_do_peeling_for_alignment): Update calls and compute
7455 2012-01-03 Richard Guenther <rguenther@suse.de>
7457 PR tree-optimization/51070
7458 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7459 Properly handle calls.
7461 2012-01-03 Richard Guenther <rguenther@suse.de>
7463 PR tree-optimization/51692
7464 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7465 the LHS of allocation stmts.
7467 2012-01-03 Olivier Hainque <hainque@adacore.com>
7469 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7471 2012-01-03 Olivier Hainque <hainque@adacore.com>
7473 * collect2.c (main): In AIX specific computations for vector
7474 insertions, use CONST_CAST2 to cast from char ** to const char **.
7476 2012-01-03 Richard Guenther <rguenther@suse.de>
7479 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7480 the context of a limbo DIE when it does not already exist.
7482 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7484 PR tree-optimization/51719
7485 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7486 but direct call is, clear direct call's lhs and don't add fallthrough
7487 edge from dcall_bb to join_bb and PHIs.
7489 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7491 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7492 the instructions emitted by the pattern.
7493 ("*TDC_insn_<mode>"): Add comment.
7495 2012-01-03 Richard Guenther <rguenther@suse.de>
7498 * fold-const.c (fold_comparison): Properly canonicalize
7499 tree offset and HOST_WIDE_INT bit position.
7501 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7503 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7504 operands for extzv pattern.
7506 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7509 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7512 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7514 * doc/invoke.texi (-flto and related options): Copy-edit.
7516 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7518 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7520 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7522 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7525 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7527 * expr.h (move_by_pieces_ninsns): Declare.
7528 * expr.c (move_by_pieces_ninsns): Make external.
7529 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7530 (mips_store_by_pieces_p): Likewise.
7531 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7532 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7533 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7534 (mips_store_by_pieces_p): Likewise.
7536 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7538 * passes.c (register_one_dump_file): Free full_name.
7540 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7541 (calculate_elim_costs_all_insns): Free offsets_at and
7542 offsets_known_at at the end and clear the pointers.
7544 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7546 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7547 this option introduced in r180739.
7549 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7552 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7553 (tmake_file target=avr): Add avr/t-multilib.
7555 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7556 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7557 * config/avr/genmultilib.awk: New file.
7558 * config/avr/t-multilib: New auto-generated file.
7559 * config/avr/multilib.h: New auto-generated file.
7560 * config/avr/t-avr (AVR_MCUS): New variable.
7561 (genopt.sh): Use it.
7562 (s-mlib): Depend on t-multilib.
7563 (t-multilib, multilib.h): New dependencies.
7564 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7565 (MULTILIB_OPTIONS): Remove.
7566 (MULTILIB_MATCHES): Remove.
7567 (MULTILIB_DIRNAMES): Remove.
7568 (MULTILIB_EXCEPTIONS): Remove:
7569 * config/avr/genopt.sh: Don't use hard coded file name;
7570 pass AVR_MCUS from t-avr instead.
7572 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7574 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7576 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7578 Implement light-weight DImode support.
7579 * config/avr/avr-dimode.md: New file.
7580 * config/avr/avr.md: Include it.
7581 (adjust_len): Add plus64, compare64.
7582 (HIDI): Remove code iterator.
7583 (code_stdname): New code attribute.
7584 (rotx, rotsmode): Remove DI.
7585 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7587 * config/avr/avr-protos.h (avr_have_dimode): New.
7588 (avr_out_plus64, avr_out_compare64): New.
7589 * config/avr/avr.c (avr_out_compare): Handle DImode.
7590 (avr_have_dimode): New variable definition and initialization.
7591 (avr_out_compare64, avr_out_plus64): New functions.
7592 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7593 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7594 (avr_compare_pattern): Skip DImode comparisons.
7596 2012-01-02 Revital Eres <revital.eres@linaro.org>
7598 * ddg.c (def_has_ccmode_p): New function.
7599 (add_cross_iteration_register_deps,
7600 create_ddg_dep_from_intra_loop_link): Call it.
7602 2012-01-02 Richard Guenther <rguenther@suse.de>
7605 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7607 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7609 * gcc.c (process_command): Update copyright notice dates.
7610 * gcov.c (print_version): Likewise.
7611 * gcov-dump.c (print_version): Likewise.
7612 * mips-tfile.c (main): Likewise.
7613 * mips-tdump.c (main): Likewise.
7615 2012-01-01 Ira Rosen <irar@il.ibm.com>
7617 PR tree-optimization/51704
7618 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7619 a use is inside the basic block or loop before accessing its vect info.
7621 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7623 PR rtl-optimization/51069
7624 * cfgloopmanip.c (remove_path): Removing path making irreducible
7625 region unconditional makes BB part of the region.
7627 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7629 PR tree-optimization/51683
7630 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7631 calls with side-effects.
7632 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7634 Copyright (C) 2012 Free Software Foundation, Inc.
7636 Copying and distribution of this file, with or without modification,
7637 are permitted in any medium without royalty provided the copyright
7638 notice and this notice are preserved.