1 2013-03-27 Walter Lee <walt@tilera.com>
3 Backport from mainline:
4 2013-03-27 Walter Lee <walt@tilera.com>
6 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
7 double-decrement of next_scratch_regno.
9 2013-03-27 Walter Lee <walt@tilera.com>
11 Backport from mainline:
12 2013-03-27 Walter Lee <walt@tilera.com>
14 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
16 (insn_v1mulus): Ditto.
19 2013-03-27 Walter Lee <walt@tilera.com>
21 Backport from mainline:
22 2013-03-27 Walter Lee <walt@tilera.com>
24 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
26 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
28 2013-03-27 Walter Lee <walt@tilera.com>
30 Backport from mainline:
31 2013-03-27 Walter Lee <walt@tilera.com>
33 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
35 (*sibcall_value): Ditto.
37 2013-03-27 Walter Lee <walt@tilera.com>
39 Backport from mainline:
40 2013-03-27 Walter Lee <walt@tilera.com>
42 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
43 (insn_mnz_v8qi): ... this ...
44 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
46 (insn_v<n>mnz): Replaced by ...
47 (insn_v1mnz): ... this ...
48 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
50 (insn_mz_<mode>): Replaced by ...
51 (insn_mz_v8qi): ... this ...
52 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
54 (insn_v<n>mz): Replaced by ...
55 (insn_v1mz): ... this ...
56 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
59 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
61 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
63 2013-03-26 Richard Biener <rguenther@suse.de>
65 Backport from mainline:
66 2013-03-13 Richard Biener <rguenther@suse.de>
68 PR tree-optimization/56608
69 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
70 calls when vectorizing basic-blocks.
72 2013-03-05 Richard Biener <rguenther@suse.de>
74 PR tree-optimization/56270
75 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
76 of loads after scheduling an SLP instance.
78 2013-03-26 Walter Lee <walt@tilera.com>
80 Backport from mainline:
81 2013-03-26 Walter Lee <walt@tilera.com>
83 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
84 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
86 2013-03-26 Walter Lee <walt@tilera.com>
88 Backport from mainline:
89 2013-03-25 Walter Lee <walt@tilera.com>
91 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
92 TILEGX_INSN_SHUFFLEBYTES1.
93 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
95 (tilegx_builtins): Ditto.
96 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
98 2013-03-26 Walter Lee <walt@tilera.com>
100 Backport from mainline:
101 2013-03-25 Walter Lee <walt@tilera.com>
103 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
104 tests for constraint J, K, N, P.
106 2013-03-26 Walter Lee <walt@tilera.com>
108 Backport from mainline:
109 2013-03-25 Walter Lee <walt@tilera.com>
111 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
112 Use indirect/pcrel encoding.
113 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
116 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
118 Backport from mainline:
119 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
120 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
123 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
124 (musermode): Convert to Var(TARGET_USERMODE).
125 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
126 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
127 * config/sh/sh.c (sh_option_override): Use
128 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
129 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
131 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
133 (udivsi3_i4_single, divsi3_i4_single): Use
134 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
135 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
136 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
137 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
138 (SUBTARGET_OVERRIDE_OPTIONS): New.
140 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
142 Backport from mainline:
143 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
145 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
146 to m2a-single instead of m2e.
148 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
151 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
154 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
157 * config/i386/i386.c (init_cumulative_args): Also set
158 cum->callee_return_avx256_p.
159 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
160 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
162 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
163 callee_return_avx256_p.
165 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
167 Backport from mainline:
168 2012-12-04 Ian Lance Taylor <iant@google.com>
170 * godump.c (find_dummy_types): Output a dummy type if we couldn't
171 output the real type.
173 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
176 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
177 (PLUS_EXPR): Likewise.
178 * doc/cppopts.texi (--help): Likewise.
179 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
180 (-fdump-rtl-cprop_hardreg): Likewise.
181 (-fdump-rtl-csa): Likewise.
182 (-fdump-rtl-dce): Likewise.
183 (-fdump-rtl-dbr): Likewise.
184 (-fdump-rtl-into_cfglayout): Likewise.
185 (-fdump-rtl-outof_cfglayout): Likewise.
187 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
190 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
191 (arm_print_operand, case 'S'): Don't use shift_operator to validate
194 2013-03-14 Seth LaForge <sethml@google.com>
197 Backport from mainline
198 2012-10-22 Julian Brown <julian@codesourcery.com>
200 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
201 VFP D registers in big-endian mode.
203 2013-03-08 Joey Ye <joey.ye@arm.com>
205 Backport from mainline
206 2013-03-06 Joey Ye <joey.ye@arm.com>
209 * gcc.c (convert_white_space): New function.
210 (main): Handles white space in function name.
212 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
214 Backport from mainline
215 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
218 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
219 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
220 to SH_DIV_CALL_TABLE for TARGET_SH2.
221 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
223 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
224 mdiv= call-div1, call-fp, call-table options.
226 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
228 * config.gcc (arm*-*-rtemself*): New.
229 (arm*-*-rtems*): Removed.
230 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
231 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
233 2013-03-01 Richard Biener <rguenther@suse.de>
235 Backport from mainline
236 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
238 PR tree-optimization/55481
239 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
240 back to general rewriting if we cannot leave an original biv
243 2013-03-01 Richard Biener <rguenther@suse.de>
245 Backport from mainline
246 2012-04-10 Richard Guenther <rguenther@suse.de>
249 * gimple-low.c (gimple_check_call_args): Properly account for
250 compatible aggregate types.
252 2013-02-26 Nick Clifton <nickc@redhat.com>
255 Import this patch from the mainline:
257 2012-08-17 Nick Clifton <nickc@redhat.com>
259 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
260 (branch_true): Likewise.
261 (branch_false): Likewise.
263 2013-02-26 Jakub Jelinek <jakub@redhat.com>
265 PR tree-optimization/56443
266 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
267 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
268 to type_for_mode langhook.
270 2013-02-21 Jakub Jelinek <jakub@redhat.com>
273 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
276 2013-02-19 Jakub Jelinek <jakub@redhat.com>
278 Backported from mainline
279 2013-02-19 Jakub Jelinek <jakub@redhat.com>
281 PR tree-optimization/56350
282 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
283 if haven't found reduction or nested cycle operand, rather than
284 asserting we must find it.
286 PR tree-optimization/56381
287 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
290 2013-02-08 Jakub Jelinek <jakub@redhat.com>
292 PR tree-optimization/56250
293 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
294 if type is unsigned and code isn't MULT_EXPR.
296 2013-02-06 Jakub Jelinek <jakub@redhat.com>
299 * omp-low.c (use_pointer_for_field): Return false if
300 lower_send_shared_vars doesn't generate any copy-out code.
302 2012-11-27 Jakub Jelinek <jakub@redhat.com>
304 PR tree-optimization/55110
305 * tree-vect-loop.c (vectorizable_reduction): Don't assert
306 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
308 2013-02-18 Richard Biener <rguenther@suse.de>
311 2013-02-04 Richard Biener <rguenther@suse.de>
313 Backport from mainline
314 2012-07-04 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/53844
317 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
318 the loop virtual PHI.
320 2013-02-13 David S. Miller <davem@davemloft.net>
322 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
324 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
326 Backport from mainline
327 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
329 PR rtl-optimization/56275
330 * simplify-rtx.c (avoid_constant_pool_reference): Check that
331 offset is non-negative and less than cmode size before
332 calling simplify_subreg.
334 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
336 Backport from mainline
337 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/sse.md (FMAMODEM): New mode iterator.
340 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
341 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
343 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
346 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
347 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
349 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
351 Backport from mainline
352 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
355 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
356 If there is no implicit builtin declaration, just return NULL.
358 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
359 Michael Meissner <meissner@linux.vnet.ibm.com>
361 Backport from mainline
362 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
363 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
365 2013-02-07 David S. Miller <davem@davemloft.net>
367 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
369 * var-tracking.c (vt_add_function_parameter): Test the presence of
370 HAVE_window_save properly and do not remap argument registers when
371 we have a leaf function.
373 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
375 Backport from mainline
376 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
379 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
381 * config/i386/i386.c (ix86_print_operand): Ditto.
383 2013-02-07 Alan Modra <amodra@gmail.com>
386 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
387 static chain, set REST_INLINE_FPRS too.
389 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
391 Backport from mainline
392 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
394 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
395 * configure: Regenerate.
397 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
399 Backport from mainline
400 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
401 Andrew Dixie <andrewd@gentrack.com>
403 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
406 2013-02-05 Richard Biener <rguenther@suse.de>
408 Backport from mainline
409 2012-12-10 Richard Biener <rguenther@suse.de>
411 PR tree-optimization/55107
412 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
413 (bitmap_set_replace_value): Add gcc_unreachable.
414 (do_regular_insertion): Re-write all_same handling. Insert
415 an assignment instead of a PHI in this case.
416 (execute_pre): Do not record constified events.
418 2013-02-05 Richard Biener <rguenther@suse.de>
420 PR tree-optimization/54767
421 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
422 backedges drop all symbolical range information.
423 (execute_vrp): Compute backedges.
425 2013-02-04 Richard Biener <rguenther@suse.de>
427 Backport from mainline
428 2012-01-11 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/44061
431 * tree-vrp.c (extract_range_basic): Compute zero as
432 value-range for __builtin_constant_p of function parameters.
434 2013-01-08 Jakub Jelinek <jakub@redhat.com>
437 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
439 2013-02-04 Richard Biener <rguenther@suse.de>
441 Backport from mainline
442 2012-07-04 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/53844
445 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
446 the loop virtual PHI.
448 2012-12-13 Richard Biener <rguenther@suse.de>
451 * tree-streamer.c (record_common_node): Check that we are not
452 recursively pre-loading nodes we want to skip. Handle
453 char_type_node appearing as part of va_list_type_node.
455 2013-02-04 Richard Biener <rguenther@suse.de>
458 * gimple.h (gimple_call_builtin_class_p): New function.
459 * gimple.c (validate_call): New function.
460 (gimple_call_builtin_class_p): Likewise.
461 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
462 Use gimple_call_builtin_class_p.
463 (find_func_clobbers): Likewise.
464 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
465 (strlen_optimize_stmt): Likewise.
467 2013-02-01 Jakub Jelinek <jakub@redhat.com>
469 Backported from mainline
470 2013-01-28 Jakub Jelinek <jakub@redhat.com>
472 PR tree-optimization/56125
473 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
474 pow(x,c) into sqrt(x) * powi(x, n/2) or
475 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
477 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
478 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
481 2013-01-25 Jakub Jelinek <jakub@redhat.com>
483 PR tree-optimization/56098
484 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
485 for stmts with volatile ops.
486 (cond_store_replacement): Don't optimize if assign has volatile ops.
487 (cond_if_else_store_replacement_1): Don't optimize if either
488 then_assign or else_assign have volatile ops.
490 2013-01-23 Jakub Jelinek <jakub@redhat.com>
493 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
494 instead of cmpdi_operand for first comparison operand.
495 Don't assert that comparison operands aren't both constants.
497 2013-01-21 Jakub Jelinek <jakub@redhat.com>
499 PR tree-optimization/56051
500 * fold-const.c (fold_binary_loc): Don't fold
501 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
502 a narrowing conversion, or widening conversion from signed
505 2013-01-18 Jakub Jelinek <jakub@redhat.com>
508 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
509 the case where writing real complex part of target modifies
512 2013-01-15 Jakub Jelinek <jakub@redhat.com>
515 * function.c (thread_prologue_and_epilogue_insns): Always
516 add crtl->drap_reg to set_up_by_prologue.set, even if
517 stack_realign_drap is false.
519 2013-01-10 Jakub Jelinek <jakub@redhat.com>
521 PR tree-optimization/55921
522 * tree-complex.c (expand_complex_asm): New function.
523 (expand_complex_operations_1): Call it for GIMPLE_ASM.
525 2013-01-03 Jakub Jelinek <jakub@redhat.com>
527 PR rtl-optimization/55838
528 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
529 iv0.step, iv1.step and step.
531 2012-11-23 Jakub Jelinek <jakub@redhat.com>
534 * Makefile.in (gimple-low.o): Depend on langhooks.h.
535 * gimple-low.c: Include langhooks.c.
536 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
537 by default call lang_hooks.block_may_fallthru.
538 * langhooks.h (struct lang_hooks): Add block_may_fallthru
540 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
541 (LANG_HOOKS_INITIALIZER): Use it.
543 2012-11-20 Jakub Jelinek <jakub@redhat.com>
546 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
547 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
548 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
549 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
550 fail if the last real insn doesn't have REG_ARGS_SIZE note.
552 2012-11-17 Jakub Jelinek <jakub@redhat.com>
554 PR tree-optimization/55236
555 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
556 and signed ARG0_TYPE, force low and high to be non-NULL.
558 2012-11-13 Jakub Jelinek <jakub@redhat.com>
560 PR rtl-optimization/54127
561 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
562 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
563 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
564 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
565 REG_LABEL_TARGET and REG_LABEL_OPERAND.
567 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
569 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
570 range isn't testing for zero.
572 2013-01-29 Richard Biener <rguenther@suse.de>
574 PR tree-optimization/56113
575 * tree-ssa-structalias.c (equiv_class_lookup): Also return
577 (label_visit): Free duplicate bitmaps and record the leader instead.
578 (perform_var_substitution): Adjust.
580 2013-01-28 Serowk <serowk@yandex.ru>
583 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
584 Fix mode checks to allow for the passing of constants in the
586 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
587 Add entries in the switch statement for builtin iwmmxt vector
588 shift and rotate builtins.
590 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
592 Backport from mainline
593 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
596 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
597 operand 0 in movabs insn template for -masm=intel asm alternative.
598 (*movabs<mode>_2): Ditto for operand 1.
600 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
602 Backport from mainline
603 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
606 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
607 alternative to (o,r).
608 (*movdi_internal_rex64): Remove (!o,n) alternative.
609 (DImode immediate->memory splitter): Remove.
610 (DImode immediate->memory peephole2): Remove.
611 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
612 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
613 alternative to (!o,*r).
614 (*movtf_internal_sse): New pattern.
615 (*movxf_internal_rex64): New pattern.
616 (*movxf_internal): Disable for TARGET_64BIT.
617 (*movdf_internal_rex64): Remove (!o,F) alternative.
619 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
621 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
622 involving stack registers slightly.
624 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/constraints.md (Yf): New constraint.
627 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
628 of f constraint to conditionaly disable x87 register preferences.
629 (*movdf_internal): Ditto.
630 (*movsf_internal): Ditto.
632 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
635 (*movtf_internal_rex64): Add (!o,C) alternative
636 (*movxf_internal_rex64): Ditto.
637 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
639 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
641 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
643 2013-01-24 Martin Jambor <mjambor@suse.cz>
645 Backport from mainline
646 2013-01-04 Martin Jambor <mjambor@suse.cz>
648 PR tree-optimization/55755
649 * tree-sra.c (sra_modify_assign): Do not check that an access has no
650 children when trying to avoid producing a VIEW_CONVERT_EXPR.
652 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
654 Backport from mainline
655 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
659 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
661 PR rtl-optimization/56023
662 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
663 dependent on debug instruction.
665 2013-01-21 Martin Jambor <mjambor@suse.cz>
667 Backport from mainline
668 2013-01-17 Martin Jambor <mjambor@suse.cz>
670 PR tree-optimizations/55264
671 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
672 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
673 for virtual functions.
674 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
676 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
677 virtual methods before inlining is over.
679 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
681 Backport from mainline
682 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
685 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
686 store through atomic_store<mode>_1.
687 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
689 2013-01-16 Richard Biener <rguenther@suse.de>
692 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
693 account for bitpos when computing alignment.
695 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
697 Backport from 2013-01-14 trunk r195169.
700 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
701 etc. to 1 and not to __flash.
702 Use LL suffix for __INT24_MAX__ with -mint8.
703 Use ULL suffix for __UINT24_MAX__ with -mint8.
705 2013-01-14 Matthias Klose <doko@ubuntu.com>
707 * doc/invoke.texi: Document -print-multiarch.
708 * doc/install.texi: Document --enable-multiarch.
709 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
710 * configure.ac: Add --enable-multiarch option.
711 Substitute with_cpu, with_float.
712 * configure: Regenerate.
713 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
714 enable_multiarch, with_cpu, with_float: New macros.
715 if_multiarch: New macro, define in terms of enable_multiarch.
716 * genmultilib: Add new argument for the multiarch name.
717 * gcc.c (multiarch_dir): Define.
718 (for_each_path): Search for multiarch suffixes.
719 (driver_handle_option): Handle multiarch option.
720 (do_spec_1): Pass -imultiarch if defined.
721 (main): Print multiarch.
722 (set_multilib_dir): Separate multilib and multiarch names
723 from multilib_select.
724 (print_multilib_info): Ignore multiarch names in multilib_select.
725 * incpath.c (add_standard_paths): Search the multiarch include dirs.
726 * cppdefault.h (default_include): Document multiarch in multilib
728 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
729 include directory for multiarch directories.
730 * common.opt: New options --print-multiarch and -imultilib.
732 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
733 Include i386/t-linux.
734 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
735 Include i386/t-kfreebsd.
736 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
737 * config/i386/t-linux64: Add multiarch names in
738 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
739 * config/i386/t-gnu: New file.
740 * config/i386/t-kfreebsd: Likewise.
741 * config/i386/t-linux: Likewise.
743 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
744 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
745 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
746 for 32bit non-biarch configurations.
748 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
749 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
752 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
754 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
756 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
757 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
758 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
760 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
761 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
762 Include rs6000/t-linux for 32bit non-biarch configurations.
764 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
766 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
768 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
769 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
771 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
772 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
774 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
776 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
777 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
778 (vect_estimate_min_profitable_iter): Adjust to above fix.
779 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
781 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
783 Backport from mainline
784 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
786 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
787 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
788 documentation. Add missing '__' in front of
789 __builtin_ia32_packssdw256.
791 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
793 Backport from mainline
794 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
796 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
797 attribute of movddup insn to DF.
798 (*vec_interleave_lowv2df): Ditto.
799 (vec_dupv2df): Ditto.
801 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
803 Backport from 2013-01-07 trunk r194991, r194992.
806 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
809 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
810 (avr_addrspace_t): Add .section_name field.
811 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
813 (avr_addrspace): Same. Initialize .section_name. Remove last
814 NULL entry. Put __memx into .progmemx.data.
815 (progmem_section_prefix): Remove.
816 (avr_asm_init_sections): No need to initialize progmem_section.
817 (avr_asm_named_section): Use avr_addrspace[].section_name to get
819 (avr_asm_select_section): Ditto. And use get_unnamed_section to
820 retrieve the progmem section.
821 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
822 boundary to run over avr_addrspace[].
823 (avr_register_target_pragmas): Ditto.
825 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
827 Backport from 2013-01-07 trunk r194978.
830 * doc/install.texi (Cross-Compiler-Specific Options): Document
833 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
835 Backport from 2013-01-07 trunk r194968.
838 * config/avr/t-avr: Don't automatically rebuild
839 $(srcdir)/config/avr/t-multilib
840 $(srcdir)/config/avr/avr-tables.opt
841 (avr-mcus): New phony target to build them on request.
842 (s-avr-mlib): Remove.
843 * avr/avr-mcus.def: Adjust comments.
845 2013-01-07 Terry Guo <terry.guo@arm.com>
847 Backport from mainline
848 2012-12-19 Terry Guo <terry.guo@arm.com>
850 * config/arm/arm.c (thumb_find_work_register): Check argument
851 register number based on current PCS.
853 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
855 Backport from mainline
856 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
860 selected code model, define __code_mode_small__, __code_model_medium__,
861 __code_model_large__, __code_model_32__ or __code_model_kernel__.
862 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
863 xchg temporary register with %k. Declare temporary register as
865 [__x86_64__]: For medium and large code models, preserve %rbx register.
867 2013-01-03 Richard Henderson <rth@redhat.com>
869 * config/i386/i386.c (ix86_expand_move): Always assign to op1
870 after eliminating TLS symbols.
872 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
875 * config/pa/pa.md (movsi): Revert previous change.
876 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
879 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
882 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
885 2013-01-02 Jason Merrill <jason@redhat.com>
888 * tree.c (build_array_type_1): Revert earlier change.
890 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
893 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
896 2012-12-21 Martin Jambor <mjambor@suse.cz>
898 PR tree-optimization/55355
899 * tree-sra.c (type_internals_preclude_sra_p): Also check that
900 bit_position is small enough to fit a single HOST_WIDE_INT.
902 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
904 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
906 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
908 Backport from mainline
909 2012-10-15 Matthias Klose <doko@ubuntu.com>
911 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
912 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
914 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
915 Tomash Brechko <tomash.brechko@gmail.com>
918 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
919 handling of before and after cases.
920 * config/sparc/sync.md (atomic_store): Fix pasto.
922 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
924 * optabs.c (expand_atomic_store): Elide redundant model test.
926 2012-12-13 Richard Henderson <rth@redhat.com>
929 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
931 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
934 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
935 (tldo_stb_sp64): Likewise.
936 (tldo_sth_sp32): Likewise.
937 (tldo_sth_sp64): Likewise.
938 (tldo_stw_sp32): Likewise.
939 (tldo_stw_sp64): Likewise.
940 (tldo_stx_sp64): Likewise.
942 2012-12-10 Kai Tietz <ktietz@redhat.com>
945 * print-tree.c (print_node): Cast from pointer via uintptr_t.
947 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
949 Backport from mainline
950 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
951 H.J. Lu <hongjiu.lu@intel.com>
954 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
955 before using it as insn or call equivalent.
957 2012-12-06 Jason Merrill <jason@redhat.com>
960 * tree.c (build_array_type_1): Re-layout if we found it in the
963 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
965 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
966 opaque cond in all call insns.
968 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
970 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
971 area if the function allocates dynamic stack space.
972 (ia64_initial_elimination_offset): Adjust offsets to above change.
974 2012-12-03 Richard Biener <rguenther@suse.de>
976 Backport from mainline
977 2012-09-24 Richard Guenther <rguenther@suse.de>
979 PR tree-optimization/53663
980 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
981 native encode/interpret translation on VN_WALKREWRITE.
983 2012-12-03 Kai Tietz <ktietz@redhat.com>
986 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
989 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
992 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
994 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
996 Backport from mainline:
997 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1000 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1001 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1002 (in_nullified_branch_delay): Likewise.
1003 (in_call_delay): Likewise.
1004 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1005 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1006 the $$sh_func_adrs call as variable. Update type of sibcalls and
1007 $$sh_func_adrs call.
1008 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1009 length instead of adjustment. Handle negative and undefined call
1010 adjustments for insn_default_length. Remove adjustment for millicode
1011 insn with unfilled delay slot.
1012 (pa_output_millicode_call): Update for revised millicode length.
1013 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1015 2012-11-29 Kai Tietz <ktietz@redhat.com>
1018 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1019 use by XNEWVEC/XRESIZEVEC.
1021 * i386.c (get_scratch_register_on_entry): Handle
1022 thiscall-convention.
1023 (split_stack_prologue_scratch_regno): Likewise.
1024 (ix86_static_chain): Likewise.
1025 (x86_output_mi_thunk): Likewise.
1027 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1029 Backported from mainline
1030 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1031 Markus Trippelsdorf <markus@trippelsdorf.de>
1034 * lto-opts.c (lto_write_options): Also handle
1035 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1036 OPT_SPECIAL_program_name.
1039 * lto-wrapper.c (merge_and_complain): Handle
1040 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1041 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1043 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1045 PR rtl-optimization/55489
1046 * gcse.c (compute_transp): Precompute a canonical version
1047 of XEXP (x, 0), and pass it to canon_true_dependence.
1049 2012-11-27 Richard Biener <rguenther@suse.de>
1052 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1053 stmt with a NOP instead of removing it.
1055 2012-11-26 Richard Biener <rguenther@suse.de>
1057 Backport from mainline
1058 2012-10-19 Richard Biener <rguenther@suse.de>
1060 PR tree-optimization/54976
1061 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1062 Robustify against odd inner_mode inputs.
1064 2012-10-12 Richard Biener <rguenther@suse.de>
1066 PR tree-optimization/54894
1067 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1068 Handle over-aligned scalar types properly.
1070 2012-10-02 Richard Guenther <rguenther@suse.de>
1073 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1074 cleaning up the CFG.
1076 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1078 Backport from mainline
1079 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1081 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1082 explaining the register ordering preferences.
1084 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1085 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1086 constraints so that the traditional floating point loads, stores,
1087 and moves are done first, then the VSX loads, stores, and moves,
1088 and finally the GPR loads, stores, and moves so that reload
1089 chooses FPRs over GPRs, and uses the traditional load/store
1090 instructions which provide an offset.
1091 (movdf_hardfloat64): Likewise.
1093 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1095 Backported from mainline
1096 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1097 H.J. Lu <hongjiu.lu@intel.com>
1100 * config/i386/i386.c (legitimize_pic_address): Properly handle
1102 (ix86_print_operand_address): Set code to 'k' when forcing
1103 addr32 prefix. For x32, zero-extend negative displacement if
1106 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1108 * common.opt (fvar-tracking-uninit): Document.
1109 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1110 * config/darwin.c (darwin_override_options): Likewise.
1112 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1114 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1115 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1117 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1119 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1121 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1123 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1126 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1128 Backport from mainline
1129 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1131 * config/i386/i386.c (ix86_init_machine_status): Do not
1132 explicitly clear tls_descriptor_call_expanded_p again.
1134 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1136 * config/i386/sse.md
1137 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1138 as read and written by the instruction.
1140 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1142 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1143 (ix86_instantiate_decls): New function.
1144 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1145 stack slot instead of SLOT_VIRTUAL.
1146 <case IX86_BUILTIN_STMXCSR>: Ditto.
1147 (assign_386_stack_local): Do not assert when virtual slot is valid.
1148 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1149 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1150 (truncxf<mode>2): Ditto.
1151 (floatunssi<mode>2): Ditto.
1152 (isinf<mode>2): Ditto.
1153 * config/i386/sync.md (atomic_load<mode>): Ditto.
1154 (atomic_store<mode>): Ditto.
1156 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1159 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1160 the argument is itself a conditional expression.
1162 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1164 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1167 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1169 PR tree-optimization/54986
1170 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1171 conversions on entry but add them back on exit if needed.
1173 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1176 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1178 (print_reg): Use true_regnum rather than REGNO.
1179 (ix86_print_operand_address): Remove SUBREG handling.
1181 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1183 Backported from mainline
1184 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1187 * gimple.h (is_gimple_sizepos): New inline function.
1188 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1189 final assignment to expr variable.
1190 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1191 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1192 into a local temporary.
1194 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1196 PR tree-optimization/54877
1197 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1198 use make_ssa_name instead of copy_ssa_name.
1200 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1202 Backport from mainline
1203 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1205 PR tree-optimization/53708
1206 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1207 user-supplied alignment when used with an explicit section name.
1209 2012-11-02 Jeff Law <law@redhat.com>
1211 PR tree-optimization/54985
1212 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1213 from thread_across_edge.
1214 (thread_across_edge): Use it in all cases where we might thread
1217 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1219 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1220 special register pushes before frame probing and allocation.
1222 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1223 Joel Sherrill <joel.sherrill@oarcorp.com>
1225 * config/sparc/t-rtems: New (Custom multilibs).
1226 * config/sparc/t-rtems-64: New (Custom multilibs).
1227 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1228 (sparc-*-rtems*): Add sparc/t-rtems.
1230 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1232 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1234 (hash_rtx): Likewise.
1236 2012-10-29 Terry Guo <terry.guo@arm.com>
1238 Backport from mainline
1239 2012-10-11 Terry Guo <terry.guo@arm.com>
1241 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1243 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1246 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1248 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1249 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1251 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1253 * config/avr/t-rtems: Revert previous commit.
1255 2012-10-26 Terry Guo <terry.guo@arm.com>
1257 Backport from mainline
1258 2012-10-23 Terry Guo <terry.guo@arm.com>
1261 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1264 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1266 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1268 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1270 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1272 * config.gcc (microblaze*-*-rtems*): New target.
1273 * config/microblaze/rtems.h: New.
1274 * config/microblaze/t-rtems: New.
1276 2012-10-25 Richard Biener <rguenther@suse.de>
1278 PR tree-optimization/54902
1279 * tree-ssa-pre.c (fini_pre): Return TODO.
1280 (execute_pre): Adjust.
1281 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1282 blocks before computing dominators.
1284 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1286 Backport from mainline
1287 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.c (memory_address_length): Assert that non-null
1290 base or index RTXes are registers. Do not check for REG RTXes.
1291 Determine addr32 prefix using SImode_address_operand or
1292 from original base and index RTXes. Simplify code.
1294 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1296 * config/i386/i386-protos.h (memory_address_length): Add new bool
1297 argument. Update all uses.
1298 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1299 add length of addr32 prefix based on mode of base or index register.
1300 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1301 addresses here. Update call to memory_address_length.
1302 (ix86_print_address_operand): Use SImode_address_operand predicate.
1303 * config/i386/predicates.md (SImode_address_operand): New.
1304 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1305 to calculate "mode" attribute. Use SImode_address_operand predicate
1306 instead of open-coding accepted RTX codes.
1308 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1310 Backport from 2012-10-22 trunk r192685.
1311 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1312 Note __AVR_<device>__ is not defined for cores.
1313 Don't point to --help=target.
1314 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1316 2012-10-19 Marek Polacek <polacek@redhat.com>
1318 Backported from mainline
1319 2012-10-19 Marek Polacek <polacek@redhat.com>
1322 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1323 pointer/non-pointer comparison.
1325 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1327 Backported from mainline
1328 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1331 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1332 sure the mode is correct when falling through from above cases.
1334 2012-10-19 Alan Modra <amodra@gmail.com>
1336 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1337 (HAVE_LD_LARGE_TOC): Likewise.
1338 * configure: Regenerate.
1340 2012-10-19 Alan Modra <amodra@gmail.com>
1342 * config/rs6000/predicates.md (splat_input_operand): Don't call
1343 input_operand for MEMs. Instead check for volatile and call
1344 memory_address_addr_space_p with modified mode.
1346 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1348 Backported from mainline
1349 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1351 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1353 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1355 PR rtl-optimization/54870
1356 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1357 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1358 SSA_NAME pointer that points to a partition if there is at least
1359 one variable with it set in the partition.
1360 * dse.c (local_variable_can_escape): New predicate.
1361 (can_escape): Call it.
1362 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1363 mark the SSA_NAME pointer that points to a partition.
1365 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1367 Backport from mainline
1368 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1370 PR rtl-optimization/53701
1371 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1372 rocess not only expr's vinsns but all old vinsns from expr's
1375 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1377 Backport from mainline
1378 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1381 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1383 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1384 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1385 only if producer writes to the register given by regno.
1387 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1389 Backport from mainline
1390 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1392 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1393 (UNSPEC_LOADU): New.
1394 (UNSPEC_STOREU): Ditto.
1395 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1396 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1397 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1398 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1399 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1400 (<sse2>_storedqu<avxsizesuffix>): ... this.
1401 (*sse4_2_pcmpestr_unaligned): Update.
1402 (*sse4_2_pcmpistr_unaligned): Ditto.
1404 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1405 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1406 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1407 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1408 gen_sse2_load{dqu,upd} to load from unaligned memory and
1409 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1411 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1412 Use CODE_FOR_sse_loadups.
1413 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1414 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1415 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1416 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1417 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1418 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1419 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1420 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1421 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1422 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1423 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1425 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1427 Backport from trunk (r190222):
1429 PR tree-optimization/54146
1430 * ifcvt.c: Include pointer-set.h.
1431 (cond_move_process_if_block): Change type of then_regs and
1432 else_regs from alloca'd array to pointer_sets.
1433 (check_cond_move_block): Update for this change.
1434 (cond_move_convert_if_block): Likewise.
1435 * Makefile.in: Fix dependencies for ifcvt.o.
1437 2012-10-15 Richard Guenther <rguenther@suse.de>
1439 PR tree-optimization/54920
1440 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1441 allocate temporary storage for all NARY elements.
1443 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1446 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1448 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1450 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1451 default_use_cxa_atexit to yes.
1453 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1455 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1457 2012-10-05 Jan Hubicka <jh@suse.cz>
1458 Jakub Jelinek <jakub@redhat.com>
1460 PR tree-optimization/33763
1461 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1462 attribute for redefined extern inline functions.
1464 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1466 Backported from mainline
1467 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1469 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1470 in SSE and YMM state support check for -march=native.
1472 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1475 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1478 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1480 Backported from mainline
1481 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1484 * doc/invoke.texi: Document -mprefer-avx128.
1486 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1488 Backported from mainline
1489 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1492 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1493 (XSTATE_FP): Likewise.
1494 (XSTATE_SSE): Likewise.
1495 (XSTATE_YMM): Likewise.
1496 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1497 SSE and YMM states aren't supported.
1499 2012-10-01 Tom de Vries <tom@codesourcery.com>
1501 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1504 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1507 * config/s390/s390.c (s390_option_override): Add missing break.
1509 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1511 Backport from mainline
1512 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1514 * config.gcc: Replace 'host' with 'target' when configuring for
1515 powerpc64*-*-freebsd.
1517 2012-09-28 Meador Inge <meadori@codesourcery.com>
1519 Backport from mainline
1520 2012-09-27 Meador Inge <meadori@codesourcery.com>
1522 * gcc-ar.c (main): Handle the returning of the sub-process error
1525 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1527 Backport from 2012-09-28 trunk r191821.
1528 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1530 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1533 * simplify-rtx.c (simplify_binary_operation_1): Perform
1534 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1536 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1538 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1539 TYPE_NONALIASED_COMPONENT flag.
1540 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1541 TYPE_NONALIASED_COMPONENT flag.
1543 2012-09-21 Richard Guenther <rguenther@suse.de>
1546 Backport from mainline
1547 2012-04-19 Richard Guenther <rguenther@suse.de>
1549 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1552 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1555 * c-typeck.c (c_cast_expr): When casting to a type requiring
1556 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1559 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1562 * c-typeck.c (build_unary_op): Pass original argument of
1563 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1564 any C_MAYBE_CONST_EXPR, if it has integer operands.
1565 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1566 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1567 to c_objc_common_truthvalue_conversion, then remove any
1568 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1569 c_objc_common_truthvalue_conversion not
1570 c_common_truthvalue_conversion.
1571 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1572 call note_integer_operands for arguments with integer operands
1573 that are not integer constants.
1575 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1577 Backported from mainline
1578 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1580 PR tree-optimization/54563
1581 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1582 gimple_purge_dead_eh_edges if last call has been changed.
1584 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1587 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1588 instead of (match_dup 0) as second argument to vec_merge.
1589 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1590 Remove third alternative.
1591 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1592 operand 2 instead of operand 1, but put it as first argument
1594 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1595 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1598 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1600 * BASE-VER: Set to 4.7.3.
1601 * DEV-PHASE: Set to prerelease.
1603 2012-09-20 Release Manager
1605 * GCC 4.7.2 released.
1607 2012-09-15 Andi Kleen <ak@linux.intel.com>
1609 Backport from mainline
1610 2012-09-07 Andi Kleen <ak@linux.intel.com>
1612 * gcc/lto-streamer.h (res_pair): Add.
1613 (lto_file_decl_data): Replace resolutions with respairs.
1615 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1616 Initialize respairs.
1617 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1619 2012-09-14 Walter Lee <walt@tilera.com>
1621 Backport from mainline.
1622 2012-09-14 Walter Lee <walt@tilera.com>
1624 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1625 option for TILEPro and TILE-Gx.
1627 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/i386.h (x86_prefetchw): New global variable.
1630 (TARGET_PREFETCHW): New macro.
1631 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1632 (processor_alias_table): Add PTA_PREFETCHW to
1633 bdver1, bdver2 and btver1.
1634 (ix86_option_override_internal): Set x86_prefetchw for
1635 PTA_PREFETCHW targets.
1636 * config/i386/i386.md (prefetch): Expand to prefetchw
1637 for TARGET_PREFETCHW.
1638 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1640 Backport from mainline
1641 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1644 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1646 (*prefetch_sse): ... this.
1647 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1649 (*prefetch_3dnow): ... this.
1651 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1654 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1655 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1657 2012-09-12 Teresa Johnson <tejohnson@google.com>
1659 Backport from mainline.
1660 2012-09-12 Teresa Johnson <tejohnson@google.com>
1662 PR gcov-profile/54487
1663 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1664 test using F_SETLKW with fcntl.
1665 * configure, config.in: Regenerate.
1667 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1669 Backport from mainline
1670 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1672 * config/i386/i386.md : Comments on fma4 instruction selection
1673 reflect requirement on register pressure based cost model.
1675 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1676 flag is set-reset as informed by the cpuid flag.
1678 * config/i386/i386.c (processor_alias_table): fma4
1679 flag is enabled for bdver2.
1681 2012-09-12 Christian Bruel <christian.bruel@st.com>
1683 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1685 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1687 * config.gcc: Obsolete picochip-*.
1689 2012-09-11 Richard Guenther <rguenther@suse.de>
1692 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1693 on flag_toplevel_reorder.
1695 2012-09-10 Richard Henderson <rth@redhat.com>
1697 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1700 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1702 Backport from 2012-09-10 mainline r191132.
1705 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1707 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1710 * tree-sra.c (disqualify_base_of_expr): Check for possible
1711 NULL_TREE returned by get_base_address()
1713 2012-09-07 Richard Guenther <rguenther@suse.de>
1715 Backport from mainline
1716 2012-06-26 Jan Hubicka <jh@suse.cz>
1719 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1722 2012-09-07 Richard Guenther <rguenther@suse.de>
1724 Backport from mainline
1725 2012-07-13 Richard Guenther <rguenther@suse.de>
1727 PR tree-optimization/53922
1728 * tree-vrp.c (value_inside_range): Change prototype to take
1729 min/max instead of value-range.
1730 (range_includes_zero_p): Likewise. Return the result from
1732 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1733 return value from range_includes_zero_p.
1734 (extract_range_from_unary_expr_1): Likewise.
1735 (compare_range_with_value): Likewise.
1736 (vrp_meet_1): Likewise.
1738 2012-09-07 Richard Guenther <rguenther@suse.de>
1741 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1742 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1743 arguments separately.
1745 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1747 Backported from mainline
1748 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1750 PR rtl-optimization/54455
1751 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1752 bb ends up with asm goto referencing bb's label.
1754 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1756 Backport from mainline.
1757 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1758 Richard Earnshaw <richard.earnshaw@arm.com>
1761 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1762 element size. Use elem_type from the formal parameter. New parameter
1764 (neon_expand_args): Adjust call to neon_dereference_pointer.
1766 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1769 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1771 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1773 Backport from mainline
1774 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/i386.md (isa): Add fma and fma4.
1777 (enabled): Handle fma and fma4.
1778 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1779 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1780 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1781 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1782 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1783 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1785 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1787 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1788 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1789 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1791 2012-09-06 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/54498
1794 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1795 abort when reaching an already visited region.
1796 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1797 (get_continuation_for_phi_1): Likewise.
1798 (walk_non_aliased_vuses): When we translated the reference,
1799 abort when we re-visit a region.
1800 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1802 2012-09-06 Andrew Pinski <apinski@cavium.com>
1805 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1807 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1810 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1811 build_int_cst with size_type_node instead of size_int.
1813 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1815 Backport from 2012-09-05 mainline r190697.
1818 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1819 configured --with-avrlibc.
1820 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1822 * config/avr/avrlibc.h: New file.
1823 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1824 configured --with-avrlibc.
1825 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1827 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1829 Backport from 2012-09-04 mainline r190919
1832 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1833 of size less than 4 bytes by using macro ARM_NUM_INTS.
1834 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1836 2012-09-04 Richard Henderson <rth@redhat.com>
1838 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1840 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1842 Backport from 2012-09-04 mainline r190920
1845 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1847 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1849 Backport from 2012-09-04 mainline r190914
1852 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1854 (avr_allocate_stack_slots_for_args): ...this new static function.
1856 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1858 Backported from mainline
1859 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1862 * doc/invoke.texi: Add -da and remove -dm.
1864 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1866 Backported from mainline
1867 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1870 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1871 operands[1] is CONST_INT_P, convert it to QImode before printing.
1873 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1876 * c-convert.c (convert): Don't call fold_convert_loc if
1877 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1878 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1879 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1881 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1884 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1885 if init is a CONSTRUCTOR.
1887 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1889 PR rtl-optimization/54369
1890 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1891 calling dbr_schedule.
1892 * config/sparc/sparc.c (sparc_reorg): Likewise.
1894 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1896 Backport from mainline
1897 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1899 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1900 case for Atom processor.
1902 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1904 Backport from mainline
1905 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1908 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1909 true for TARGET_64BIT or !flag_pic.
1910 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1911 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1912 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1913 Add insn constraint. Conditionally emit xchg asm insns.
1914 (atomic_compare_and_swap<mode>): Update calls. Check only
1915 cmpxchg8b_pic_memory_operand in memory address fixup.
1917 (CASHMODE): Rename from DCASHMODE.
1918 (doublemodesuffix): Update modes.
1919 (regprefix): New mode attribute.
1921 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1922 <UNSPECV_CMPXCHG>: New constant.
1923 (atomic_compare_and_swap<mode>_1): Rename from
1924 atomic_compare_and_swap_single<mode>. Update calls and
1925 unspec_volatile constants.
1926 (atomic_compare_and_swap<mode>_doubleword): Rename from
1927 atomic_compare_and_swap_double<mode>. Update calls and
1928 unspec_volatile constants.
1930 2012-08-28 Walter Lee <walt@tilera.com>
1932 Backport from mainline
1933 2012-08-28 Walter Lee <walt@tilera.com>
1935 * confg/tilegx/tilegx.md: Fix code style.
1936 (*zero_extendsidi_truncdisi): Fix typo.
1937 * config/tilegx/tilegx.c: Fix code style.
1938 (tilegx_function_profiler): Fix typo.
1940 2012-08-27 Walter Lee <walt@tilera.com>
1942 Backport from mainline
1943 2012-08-27 Walter Lee <walt@tilera.com>
1945 * doc/md.texi (TILE-Gx): Fix typo.
1947 2012-08-27 Walter Lee <walt@tilera.com>
1949 Backport from mainline
1950 2012-08-27 Walter Lee <walt@tilera.com>
1952 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1953 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1955 2012-08-27 Walter Lee <walt@tilera.com>
1957 Backport from mainline
1958 2012-08-27 Walter Lee <walt@tilera.com>
1960 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1961 (insn_bfins): Delete.
1963 2012-08-27 Walter Lee <walt@tilera.com>
1965 Backport from mainline
1966 2012-08-27 Walter Lee <walt@tilera.com>
1968 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1969 atomic_exchange_bare<mode>,
1970 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1971 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1972 * config/tilegx/tilegx.md (type): Add X1_remove.
1973 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1974 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1975 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1978 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1980 PR rtl-optimization/54088
1981 * jump.c (delete_related_insns): Robustify latest change.
1983 2012-08-21 Richard Guenther <rguenther@suse.de>
1985 Backport from mainline
1986 2012-08-16 Richard Guenther <rguenther@suse.de>
1989 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1991 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1992 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1993 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1994 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1995 (tree_ssa_lim_finalize): Free all mem_refs.
1996 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1997 scc when bailing out.
1998 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1999 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2000 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2001 FOR_EACH_LOOP_BREAK.
2003 2012-08-17 Richard Guenther <rguenther@suse.de>
2005 * tree-sra.c (modify_function): Free redirect_callers vector.
2006 * ipa-split.c (split_function): Free args_to_pass vector.
2007 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2009 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2010 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2011 (vect_analyze_slp_instance): Free everything.
2012 (destroy_bb_vec_info): Free the SLP instances.
2014 2012-08-17 Richard Guenther <rguenther@suse.de>
2016 * params.def (integer-share-limit): Decrease from 256 to 251,
2019 2012-08-21 Richard Guenther <rguenther@suse.de>
2021 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2022 the affine expansion cache.
2024 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2026 Backported from trunk
2027 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2030 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2032 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2034 Backport from mainline.
2035 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2038 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2039 mark as predicable. Adjust asm template.
2040 (vec_setv2di_internal): Likewise.
2041 (vec_extract<mode> VD, VQ): Likewise.
2042 (vec_extractv2di): Likewise.
2043 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2044 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2045 (neon_vdup_n<mode> VX, V32): Likewise.
2046 (neon_vdup_nv2di): Likewise.
2048 2012-08-17 Walter Lee <walt@tilera.com>
2050 Backport from mainline
2051 2012-08-17 Walter Lee <walt@tilera.com>
2053 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2054 (FEEDBACK_ENTER): Define.
2055 (FEEDBACK_REENTER): Define.
2056 (FEEDBACK_ENTRY): Define.
2057 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2058 (FEEDBACK_ENTER): Define.
2059 (FEEDBACK_REENTER): Define.
2060 (FEEDBACK_ENTRY): Define.
2062 2012-08-16 Walter Lee <walt@tilera.com>
2064 Backport from mainline
2065 2012-08-16 Walter Lee <walt@tilera.com>
2067 * config.gcc (tilegx-*-linux*): Add feedback.h.
2068 (tilepro-*-linux*): Likewise.
2069 * config/tilegx/feedback.h: New file.
2070 * config/tilepro/feedback.h: New file.
2072 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2074 Backport from mainline r189840 and r187586:
2075 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2077 * config/i386/i386.md (stack_protect_set): Disable the pattern
2078 for Android since Android libc (bionic) does not provide random
2079 value for stack protection guard at gs:0x14. Guard value
2080 will be provided from external symbol (default implementation).
2081 (stack_protect_set_<mode>): Likewise.
2082 (stack_protect_test): Likewise.
2083 (stack_protect_test_<mode>): Likewise.
2084 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2085 not have Bionic by default
2086 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2087 Macro OPTION_BIONIC is defined in this file and provides Bionic
2088 accessibility status
2090 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2092 * configure.ac: Stack protector enabling for Android targets.
2093 * configure: Regenerate.
2095 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2097 Backported from trunk
2098 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2100 PR rtl-optimization/53942
2101 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2102 directly from likely spilled non-fixed hard registers, move them
2105 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2107 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2108 (xop_phaddubq): Ditto.
2110 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2112 Backport from mainline
2113 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2114 Richard Earnshaw <rearnsha@arm.com>
2116 * target.def (vector_alignment): New target hook.
2117 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2118 * doc/tm.texi: Regenerate.
2119 * targhooks.c (default_vector_alignment): New function.
2120 * targhooks.h (default_vector_alignment): Add prototype.
2121 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2122 * config/arm/arm.c (arm_vector_alignment): New function.
2123 (TARGET_VECTOR_ALIGNMENT): Define.
2125 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2126 vector type alignment instead of size.
2127 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2128 element type size directly instead of computing it from alignment.
2129 Fix variable naming and comment.
2131 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2133 Backport from mainline
2134 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2136 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2137 (alpha_pad_function_end): ... this. Also insert NOP between
2138 sibling call and GP load.
2139 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2141 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2143 Backport from mainline
2144 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2145 H.J. Lu <hongjiu.lu@intel.com>
2147 PR rtl-optimization/54157
2148 * combine.c (gen_lowpart_for_combine): Don't return identity
2149 for CONST or symbolic reference.
2151 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2153 Backport from mainline
2154 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2156 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2157 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2158 split_cost argument signed.
2159 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2160 (ix86_avoid_lea_for_addr): Ditto.
2162 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2164 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2165 the address has less than two components.
2167 2012-08-02 Steve Ellcey <sellcey@mips.com>
2169 Backport from mainline
2170 2012-07-19 Steve Ellcey <sellcey@mips.com>
2172 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2175 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2177 Backport from mainline
2178 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2182 negative constant address for TARGET_X32 ...
2183 (ix86_decompose_address): ... here. Reject constant addresses
2184 that don't satisfy x86_64_immediate_operand predicate.
2186 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2190 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2191 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2192 addresses. Prevent zero extensions of CONST_INT operands.
2194 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2197 * config/i386/i386.md (*lea): New insn pattern.
2199 (*lea<mode>_2): Ditto.
2200 (*lea_{3,4,5,6}_zext): Ditto.
2201 * config/i386/predicates.md (lea_address_operand): Do not reject
2202 zero-extended address operands.
2203 * config/i386/constraints.md (j): Remove address constraint.
2204 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2206 (ix86_print_operand_address): Handle SImode subreg of an address.
2207 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2209 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2211 Backport from mainline
2212 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2215 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2216 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2218 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2219 (*movdi_internal_rex64): Use %E operand modifier for lea.
2220 (*movsi_internal): Ditto.
2222 (*lea<mode>_2): Ditto.
2223 (*lea_{3,4,5,6}_zext): Ditto.
2224 (*tls_global_dynamic_32_gnu): Ditto.
2225 (*tls_global_dynamic_64): Ditto.
2226 (*tls_dynamic_gnu2_lea_32): Ditto.
2227 (*tls_dynamic_gnu2_lea_64): Ditto.
2228 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2230 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2232 Backport from mainline
2233 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2237 (ix86_print_operand_address): Assert that parts.base and parts.index
2238 are non-NULL after call to simplify_subreg.
2240 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2243 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2245 * config/sh/sh.c (sh_option_override): Do not change
2246 flag_finite_math_only. Set TARGET_IEEE to complement of
2247 flag_finite_math_only.
2248 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2249 description of mieee and mno-ieee behavior.
2251 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2254 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2255 (_lzcnt_u64): Ditto.
2257 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2259 Backport from mainline
2260 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2262 PR rtl-optimization/52250
2263 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2264 to put note list into. Unconditionally call move_bb_info.
2265 (move_bb_info): Do not assert the blocks being in the same region,
2266 just drop the note list if they are not.
2268 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2270 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2272 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2274 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2275 defining statement is a SSA name that occurs in abnormal PHIs.
2277 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2279 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2282 2012-07-19 Richard Guenther <rguenther@suse.de>
2283 Eric Botcazou <ebotcazou@adacore.com>
2285 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2286 about transition from invariant to known bits.
2287 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2289 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2292 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2293 (cleanup_tree_cfg_bb): Don't call it.
2294 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2297 2012-07-19 Christian Bruel <christian.bruel@st.com>
2300 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2302 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2304 * config.gcc (v850-*-rtems*): New target.
2305 * config/v850/rtems.h: New.
2306 * config/v850/t-rtems: New.
2308 2012-07-18 Nick Clifton <nickc@redhat.com>
2310 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2312 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2316 Backport from mainline
2317 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2320 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2321 instead expand it as zero extension.
2323 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2326 QImode and HImode splitters. Use ix86_comparison_operator.
2327 Explicitly match FLAGS_REG.
2328 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2330 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2331 Steven Bosscher <steven@gcc.gnu.org>
2332 Bernd Schmidt <bernds@codesourcery.com>
2334 PR rtl-optimization/53908
2335 * df-problems.c (can_move_insns_across): When doing
2336 memory-reference book-keeping, handle call insns.
2338 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2340 Backport from mainline
2341 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2345 sibcall_insn_operand. Move it to a temporary register if not.
2347 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2351 emit PIC sequence for fnaddr symbol reference in advance.
2353 2012-07-09 Jason Merrill <jason@redhat.com>
2356 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2357 (type_hash_eq): Likewise.
2360 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2362 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2364 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2365 due to negative shift amount.
2367 2012-07-06 Kai Tietz <ktietz@redhat.com>
2369 Backport from mainline.
2371 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2372 as "/mingw/include".
2374 2012-07-06 Nick Clifton <nickc@redhat.com>
2376 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2377 default_encode_section_info.
2379 2012-07-06 Richard Guenther <rguenther@suse.de>
2381 Backport from mainline
2382 2012-03-30 Richard Guenther <rguenther@suse.de>
2385 * double-int.c (rshift_double): Remove not needed cast.
2387 2012-03-28 Richard Guenther <rguenther@suse.de>
2390 * double-int.h (rshift_double): Remove.
2391 * double-int.c (lshift_double): Use absu_hwi to make count
2393 (rshift_double): Make static, take unsigned count argument,
2394 remove handling of negative count argument.
2395 (double_int_rshift): Dispatch to lshift_double.
2397 2012-07-06 Richard Guenther <rguenther@suse.de>
2399 Backport from mainline
2400 2012-06-18 Richard Guenther <rguenther@suse.de>
2402 PR tree-optimization/53693
2403 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2404 Reject operands with more than one use.
2406 2012-07-06 Richard Guenther <rguenther@suse.de>
2408 Backport from mainline
2409 2012-04-11 Richard Guenther <rguenther@suse.de>
2412 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2413 consider loop nesting.
2414 (evolution_function_is_univariate_p): Properly check the remainder
2417 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2419 Backport from mainline
2420 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2422 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2423 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2424 (adjacent_mem_locations): Move some code to and call...
2425 (get_memref_parts): ...new function.
2426 (mem_locations_overlap): New function.
2427 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2428 (is_mem_ref): Rename to...
2429 (find_mem_ref): ...this. Return MEM rtx.
2430 (get_store_dest): Remove function.
2431 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2432 new parameter and adjust calls.
2433 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2434 mem refs overlap for true_store_to_load_dep_costly.
2435 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2436 passed to adjacent_mem_locations.
2437 (is_costly_group): Walk resolved dependency list.
2438 (force_new_group): Emit group ending nop for Power6/Power7.
2439 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2440 (group_ending_nop): New define_insn.
2442 2012-07-04 Richard Guenther <rguenther@suse.de>
2445 * gimple-fold.c (get_base_constructor): Do not return an
2446 error_mark_node DECL_INITIAL.
2448 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2450 Backport from mainline
2451 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2453 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2454 code model string in the error message.
2456 2012-07-04 Tristan Gingold <gingold@adacore.com>
2458 Backport from mainline.
2459 2012-06-25 Tristan Gingold <gingold@adacore.com>
2461 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2462 (seh_cfa_adjust_cfa): ... that function.
2463 (seh_emit_stackalloc): Do not emit out of range values.
2464 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2465 UNSPEC_DEF_CFA constants.
2466 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2467 * config/i386/i386.c (ix86_frame_pointer_required): Required
2468 for very large frames on SEH target.
2469 (ix86_compute_frame_layout): Save area is before frame pointer
2470 on SEH target. Handle very large frames.
2471 (ix86_expand_prologue): Likewise.
2473 2012-07-04 Richard Guenther <rguenther@suse.de>
2475 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2476 as in free_lang_data_in_type.
2478 2012-07-02 Martin Jambor <mjambor@suse.cz>
2480 Backport from mainline.
2481 2012-07-02 Martin Jambor <mjambor@suse.cz>
2484 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2485 dynamic type change check.
2487 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2489 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2490 last statement of the finally block onto the switch.
2492 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2494 * configure: Regenerate.
2496 Backport from mainline.
2497 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2499 * config.gcc (target_type_format_char): New. Document it. Set it for
2501 * configure.ac (gnu_unique_option): Use target_type_format_char
2502 in test. Comment rationale.
2504 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2506 Backport from mainline.
2507 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2509 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2511 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2513 Backport from 2012-06-28 mainline r189049
2516 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2517 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2518 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2519 avr_hard_regno_call_part_clobbered.
2521 2012-06-28 Richard Guenther <rguenther@suse.de>
2524 * expr.c (expand_expr_real_1): Verify if the type is complete
2525 before inspecting its size.
2527 2012-06-27 Nick Clifton <nickc@redhat.com>
2529 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2532 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2535 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2537 2012-06-26 Nick Clifton <nickc@redhat.com>
2539 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2541 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2544 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2545 of x x x in the vmovlps load alternative.
2547 2012-06-22 Richard Guenther <rguenther@suse.de>
2549 * gcov-iov.c: Include bconfig.h and system.h.
2551 2012-06-22 Richard Guenther <rguenther@suse.de>
2553 PR gcov-profile/53744
2554 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2556 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2558 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2559 DECL_IGNORED_P non-reg vars even if they are used.
2561 2012-06-19 Jason Merrill <jason@redhat.com>
2564 * dwarf2out.c (modified_type_die): Use scope_die_for.
2565 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2566 (uses_local_type_r, uses_local_type): New.
2567 (scope_die_for): Keep a type that uses a local type in local scope.
2568 Use get_context_die for namespace and type scope.
2570 2012-06-19 Richard Guenther <rguenther@suse.de>
2573 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2574 replace it with the first non-BLOCK context.
2576 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2578 PR rtl-optimization/53700
2580 Backport from mainline
2581 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2583 * ira-color.c (setup_left_conflict_sizes_p): Process all
2584 conflicting objects.
2586 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2588 Backport from mainline
2589 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2593 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2594 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2595 instead of xop_mulv2div2di3_low.
2596 (xop_p<macs>dql): Fix vec_select selector.
2597 (xop_p<macs>dqh): Ditto.
2598 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2599 (xop_mulv2div2di3_high): Ditto.
2601 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2603 Backport from mainline:
2604 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2608 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2610 Backport from mainline:
2611 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2613 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2614 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2615 MAX_PCREL17F_OFFSET instead of fixed offset.
2616 (pa_attr_length_call): Likewise.
2617 (pa_attr_length_indirect_call): Likewise.
2619 2012-06-15 Walter Lee <walt@tilera.com>
2621 Backport from mainline:
2622 2012-06-15 Walter Lee <walt@tilera.com>
2624 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2626 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2628 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2630 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2632 Backport from mainline:
2634 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2635 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2636 * gimple.h (block_in_transaction): Check for flag_tm.
2638 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2640 PR tree-optimization/52558
2642 Backport from mainline:
2643 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2644 * gimple.h (gimple_set_in_transaction): Remove.
2645 (gimple_in_transaction): Look in BB instead.
2646 (gimple_statement_base): Remove in_transaction field.
2647 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2648 * trans-mem.c (compute_transaction_bits): Place transaction bit
2649 information into basic blocks.
2651 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2653 PR tree-optimization/52558
2654 * cfg.c (alloc_aux_for_edge): Fix comment.
2655 (alloc_aux_for_edge): Remove static.
2656 * basic-block.h (alloc_aux_for_edge): Protoize.
2657 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2658 (execute_sm_if_changed_flag): New.
2659 (execute_sm_if_changed_flag_set): New.
2660 (execute_sm): Do not generate data races unless requested.
2661 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2662 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2663 * gimple.h (block_in_transaction): New.
2664 (gimple_in_transaction): Use block_in_transaction.
2666 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2668 Backported from mainline
2669 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2671 PR rtl-optimization/53589
2672 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2673 discovery even when e->dest != target. If any LABEL_REF points
2674 to e->dest label, redirect it to target's label.
2676 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2679 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2680 returns false, replace stmt with GIMPLE_NOP.
2681 (check_omp_nesting_restrictions): Instead of issuing warnings,
2682 issue errors and return false if any errors were reported.
2684 2012-06-14 Richard Guenther <rguenther@suse.de>
2686 * BASE-VER: Set to 4.7.2.
2687 * DEV-PHASE: Set to prerelease.
2689 2012-06-12 Christian Bruel <christian.bruel@st.com>
2692 * config/sh/sh.c (sh_option_override): Don't force
2693 flag_omit_frame_pointer and maccumulate_outgoing_args.
2694 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2696 2012-06-14 Release Manager
2698 * GCC 4.7.1 released.
2700 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2702 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2704 2012-06-13 Richard Henderson <rth@redhat.com>
2706 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2707 iterator instead of INT.
2709 2012-06-08 Richard Henderson <rth@redhat.com>
2712 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2713 note to a clobber insn when no other insn is available.
2715 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2718 * doc/invoke.texi (Wenum-compare): Update documentation.
2720 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2723 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2725 (altivec_stvlxl): Ditto.
2726 (altivec_stvrx): Ditto.
2727 (altivec_stvrxl): Ditto.
2729 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2732 * trans-mem.c (expand_block_edges): Do not skip the first
2733 statement when resetting the BB.
2735 2012-06-04 Richard Guenther <rguenther@suse.de>
2738 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2739 create new assembler names.
2741 2012-06-04 Richard Guenther <rguenther@suse.de>
2743 Backport from mainline
2744 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2747 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2748 larger than maxbits. Don't compute maxbits modulo align.
2749 Also check that unit bytes long store at bitpos / unit * unit
2750 doesn't affect bits beyond bitregion_end.
2751 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2752 would not fit into bitregion_start ... bitregion_end + 1 bit
2754 (store_split_bit_field): Decrease unit close to end of bitregion_end
2755 if access is restricted in order to avoid mutual recursion.
2757 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2759 Backport from 2012-06-04 mainline r188172
2762 * config/avr/avr-stdint.h: New file.
2763 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2766 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2768 PR tree-optimization/53550
2769 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2770 is POINTER_TYPE_P, use sizetype as step type instead of type.
2772 2012-06-04 Richard Guenther <rguenther@suse.de>
2773 Eric Botcazou <ebotcazou@adacore.com>
2775 Backport from mainline
2776 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2778 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2779 Change type of BITOFFSET to signed. Make sure the lower bound of
2780 the computed range is non-negative by adjusting OFFSET and BITPOS.
2781 (expand_assignment): Adjust call to get_bit_range.
2783 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2785 * expr.c (get_bit_range): Return the null range if the enclosing record
2786 is part of a larger bit field.
2788 2012-03-20 Richard Guenther <rguenther@suse.de>
2790 * stor-layout.c (finish_bitfield_representative): Fallback
2791 to conservative maximum size if the padding up to the next
2792 field cannot be computed as a constant.
2793 (finish_bitfield_layout): If we cannot compute the distance
2794 between the start of the bitfield representative and the
2795 bitfield member start a new representative.
2796 * expr.c (get_bit_range): The distance between the start of
2797 the bitfield representative and the bitfield member is zero
2798 if the field offsets are not constants.
2800 2012-03-16 Richard Guenther <rguenther@suse.de>
2802 * stor-layout.c (finish_bitfield_representative): Fall back
2803 to the conservative maximum size if we cannot compute the
2804 size of the tail padding.
2806 2012-03-14 Richard Guenther <rguenther@suse.de>
2808 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2809 * stor-layout.c (start_bitfield_representative): New function.
2810 (finish_bitfield_representative): Likewise.
2811 (finish_bitfield_layout): Likewise.
2812 (finish_record_layout): Call finish_bitfield_layout.
2813 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2814 for QUAL_UNION_TYPE fields.
2815 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2816 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2817 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2822 * expr.c (get_bit_range): Unconditionally extract bitrange
2823 from DECL_BIT_FIELD_REPRESENTATIVE.
2824 (expand_assignment): Adjust call to get_bit_range.
2826 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2829 * fold-const.c (fold_binary_loc): Refine previous change.
2831 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2833 Backport from mainline
2834 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2837 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2838 avoid going above orig insn. Update comments.
2840 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2842 Backport from mainline
2843 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2846 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2847 prologue for unwinder and profiler.
2849 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2851 Backport from mainline
2852 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2854 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2856 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2858 Backport from mainline
2859 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2861 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2862 DBX_REGISTER_NUMBER.
2864 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2866 Backport from mainline
2867 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2869 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2870 operand is CONST_INT. Take COSTS_N_INSNS into account.
2871 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2874 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2876 * config/avr/avr.opt (-msp8): Document it.
2877 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2879 2012-05-31 Richard Guenther <rguenther@suse.de>
2882 * expr.c (expand_assignment): Do not use movmisalign on
2885 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2888 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2889 (pa_section_type_flags): New.
2890 (pa_legitimate_constant_p): Revert previous change.
2892 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2894 Backport from mainline
2895 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2898 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2899 accessed indirectly.
2900 (ipa_tm_create_version): Same.
2902 2012-05-30 Jason Merrill <jason@redhat.com>
2905 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2906 about array compound literals.
2908 2012-05-30 Richard Guenther <rguenther@suse.de>
2911 * fold-const.c (fold_binary_loc): Make sure to call
2912 fold_plusminus_mult_expr with the original sign of operands.
2914 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2916 * explow.c (probe_stack_range): Restore simple control flow and stop
2917 again when the probe cannot be generated if HAVE_check_stack.
2919 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2921 PR rtl-optimization/53519
2922 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2923 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2925 2012-05-29 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/53516
2928 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2930 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2932 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2934 Backport from mainline
2935 2012-05-28 Richard Guenther <rguenther@suse.de>
2937 PR tree-optimization/53438
2938 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2940 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2942 Backport from mainline
2943 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2945 PR rtl-optimization/52528
2946 * combine.c (can_combine_p): Add setting of subst_low_luid
2947 before call to expand_field_assignment().
2949 2012-05-26 Martin Jambor <mjambor@suse.cz>
2951 Backport from mainline
2952 2012-05-23 Martin Jambor <mjambor@suse.cz>
2954 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2956 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2959 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2960 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2962 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2965 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2966 (ix86_expand_vec_perm): Use int mode instead of float.
2968 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2971 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2972 gnu_ld variables to yes.
2973 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2974 (HAVE_GNU_AS): Likewise.
2975 * config.in: Regenerate.
2976 * configure: Likewise.
2978 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2980 Backport from mainline
2981 2012-03-12 Richard Guenther <rguenther@suse.de>
2982 * config/arm/arm.c (neon_dereference_pointer): Do not call
2983 covert during RTL expansion.
2985 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2987 Backport from mainline
2988 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2991 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2992 relied on signed overflow behavior.
2994 2012-05-24 Richard Guenther <rguenther@suse.de>
2997 * tree-profile.c (tree_profiling): Cleanup the CFG if
2998 execute_fixup_cfg requests it.
3000 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3002 PR tree-optimization/53465
3003 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3004 vr0 into *vr, then vrp_meet that.
3005 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3006 have any equivalences.
3007 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3010 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3012 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3014 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3015 (iterative_hash_gimple_type): Adjust comment.
3016 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3017 domain for an array type instead of the domain type itself.
3019 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3021 Backport from 2012-05-23 mainline r187803
3024 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3025 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3028 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3030 Backport from 2012-05-03 mainline r187075
3032 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3033 has_fma4 for AMD processors with both fma3 and fma4 support.
3035 2012-05-22 Richard Guenther <rguenther@suse.de>
3037 PR tree-optimization/53408
3038 * tree-vect-loop.c (vectorizable_induction): Properly check
3039 the restriction that we cannot handle induction results from
3040 the inner loop outside of the outer loop.
3042 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3044 PR tree-optimization/53436
3045 * omp-low.c (omp_build_component_ref): New function.
3046 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3048 PR tree-optimization/53366
3049 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3050 tests if complex_numbers == 2, but there are non-complex number loads
3053 PR tree-optimization/53409
3054 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3055 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3057 PR tree-optimization/53410
3058 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3059 instead of build_int_cst (type, 0) where vector types might be
3062 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3065 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3066 from folded operands before wrapping another around the
3067 conditional expression.
3069 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3070 Patrick Marlier <patrick.marlier@gmail.com>
3072 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3075 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3077 Backport from mainline
3078 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3081 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3082 (UNSPECV_RDRAND): This.
3083 (rdrand<mode>_1): Updated.
3085 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3087 Backport from mainline
3088 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3091 RDRND, F16C and FSGSBASE.
3093 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3095 Backport from mainline
3096 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3098 * tree-ssa-pre.c (can_value_number_call): Delete.
3099 (compute_avail): Skip all statements with side effects.
3100 <GIMPLE_CALL>: Skip calls to internal functions.
3102 2012-05-18 David S. Miller <davem@davemloft.net>
3104 Backport r185385 from mainline
3105 2012-03-14 Richard Guenther <rguenther@suse.de>
3108 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3109 element type instead of mode, use build_vector_type_for_mode
3110 instead of the langhook, build a vector of proper signedness.
3111 (expand_vector_operations_1): Adjust.
3113 2012-05-18 Olivier Hainque <hainque@adacore.com>
3115 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3116 $(libsubdir) as libexecsubdir.
3118 2012-05-16 Andrew Pinski <apinski@cavium.com>
3120 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3123 2012-05-16 David S. Miller <davem@davemloft.net>
3125 * jump.c (delete_related_insns): If we remove a CALL, make sure
3126 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3128 2012-05-16 Richard Henderson <rth@redhat.com>
3131 * combine-stack-adj.c (prev_active_insn_bb): New.
3132 (next_active_insn_bb): New.
3133 (force_move_args_size_note): New.
3134 (combine_stack_adjustments_for_block): Use it.
3136 2012-05-16 Olivier Hainque <hainque@adacore.com>
3138 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3139 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3140 Add comments and improve stamp preservation across the whole sequence.
3141 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3143 2012-05-16 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/53364
3146 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3147 detect a view-conversion of the decl.
3149 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3152 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3153 that operands[2] is either immediate, or q_regs_operand.
3155 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3157 Backport r187139 from mainline.
3158 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3160 PR rtl-optimization/52804
3161 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3162 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3163 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3164 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3165 RELOAD_FOR_OUTADDR_ADDRESS.
3167 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3170 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3171 generate target register for "load" class builtins.
3174 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3178 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3179 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3180 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3181 (<sse>_movu<ssemodesuffix>): New expander.
3182 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3183 (avx_movdqu<avxmodesuffix>): New expander.
3184 (*sse2_movdqu): Rename from sse2_movdqu.
3185 (sse2_movdqu): New expander.
3187 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3189 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3190 lineno 1 the same as lineno 0 before first start file directive.
3191 (optimize_macinfo_range): Likewise.
3193 * dwarf2out.c (have_macinfo): Define.
3194 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3195 attribute, don't force empty compilation unit and don't emit any
3196 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3198 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3200 Backport from mainline
3201 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3203 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3204 ORDERED and UNORDERED conditions.
3206 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3208 * function.c (requires_stack_frame_p): If the function can throw
3209 non-call exceptions, return true if the insn can throw internally.
3211 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3213 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3214 DECL_ORIGINAL_TYPE if it is present.
3216 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3218 Backport from 2012-05-12 mainline r187342.
3221 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3222 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3223 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3224 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3225 (expand_prologue): Move initialization of cfun->machine->is_naked,
3226 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3227 (avr_set_current_function): ...this new static function.
3228 (TARGET_SET_CURRENT_FUNCTION): New define.
3229 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3230 checking attributes of current_function_decl.
3231 (avr_regs_to_save): Ditto.
3232 (signal_function_p): Rename to avr_signal_function_p.
3233 (interrupt_function_p): Rename to avr_interrupt_function_p.
3235 * doc/extend.texi (Function Attributes): Better explanation of
3236 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3239 2012-05-09 Matthias Klose <doko@ubuntu.com>
3241 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3243 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3246 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3247 when a constant source operand matches an "I" constraint, the "no
3248 CC0 change" applies to a register-destination only, not a
3249 strict_low_part-destination.
3251 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3253 Backport from mainline:
3254 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3256 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3258 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3260 PR tree-optimization/53239
3261 * tree-vrp.c (get_value_range): Set VR of
3262 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3265 2012-05-07 Richard Guenther <rguenther@suse.de>
3267 PR tree-optimization/53195
3268 * tree-inline.c (setup_one_parameter): Properly add referenced
3269 vars from the parameters new known value.
3271 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3273 Backport from mainline:
3274 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3277 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3280 2012-05-04 Ian Lance Taylor <iant@google.com>
3282 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3283 values from false to NULL.
3285 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3287 Backport from mainline
3288 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3291 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3292 (TARGET_CMOV): Rename from TARGET_CMOVE.
3293 (TARGET_CMOVE): New define.
3294 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3295 Do not set TARGET_CMOVE here.
3297 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3299 Backport from mainline:
3301 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3303 PR tree-optimization/52633
3304 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3305 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3306 (vect_recog_over_widening_pattern): Remove handling of code that was
3307 already detected as over-widening pattern. Remove special handling
3308 of "unsigned" cases. Instead, support general case of conversion
3309 of the shift result to another type.
3311 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3313 * tree-vect-patterns.c (vect_single_imm_use): New function.
3314 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3315 (vect_recog_over_widening_pattern): Likewise.
3316 (vect_recog_widen_shift_pattern): Likewise.
3318 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3320 PR tree-optimization/52870
3321 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3322 presumed pattern statement is within the same loop or basic block.
3324 2012-05-04 Richard Guenther <rguenther@suse.de>
3326 * common.opt (flto-report): Do not mark as Optimization.
3328 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3331 * recog.c (constrain_operands): If extra constraints are present, also
3332 accept pseudo-registers with equivalent memory locations during reload.
3334 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3336 Backport from the mainline
3337 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3340 * config/rs6000/rs6000.md (bswapdi splitters): If
3341 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3342 default) is used, generate an alternate sequence that does not
3343 depend on using indexed addressing.
3345 2012-05-03 David S. Miller <davem@davemloft.net>
3348 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3349 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3350 (sparc_emit_float_lib_cmp): Likewise.
3352 2012-05-04 Martin Jambor <mjambor@suse.cz>
3354 Backport from mainline
3355 2012-05-02 Martin Jambor <mjambor@suse.cz>
3358 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3359 of a variable when the contect is a function.
3361 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3364 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3365 append program name to it and pass that as first argument
3366 to make_relative_prefix. Always pass standard_libexec_prefix
3367 as last argument to make_relative_prefix. If
3368 make_relative_prefix returns NULL, fall back to
3369 standard_libexec_prefix.
3372 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3376 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3377 mode, return that mode.
3379 2012-05-03 Richard Guenther <rguenther@suse.de>
3381 PR tree-optimization/53144
3382 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3384 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3385 with SSA name values.
3386 (vn_reference_lookup_3): Adjust callers.
3388 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3390 PR tree-optimization/53163
3391 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3392 return value from compute_all_dependences.
3394 PR rtl-optimization/53160
3395 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3396 has been modified by ree pass already.
3398 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3400 Backport from mainline
3401 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3404 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3405 calls to cgraph_node_name in xstrdup.
3406 (ipa_make_edge_direct_to_target): Ditto.
3407 * tree-sra.c (convert_callers_for_node): Ditto.
3408 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3409 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3410 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3411 (cgraph_materialize_all_clones): Ditto.
3412 * ipa-inline.c (report_inline_failed_reason): Ditto.
3413 (want_early_inline_function_p): Ditto.
3414 (edge_badness): Ditto.
3415 (update_edge_key): Ditto.
3416 (flatten_function): Ditto.
3417 (ipa_inline): Ditto.
3418 (inline_always_inline_functions): Ditto.
3419 (early_inline_small_functions): Ditto.
3421 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3423 Backport from mainline
3424 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3426 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3427 Introduce emul_name to select the right linker emulation for
3428 powerpc64-*-freebsd*.
3429 * configure: Regenerate.
3430 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3431 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3432 * config/rs6000/freebsd64.h: New file.
3433 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3435 (rs6000_savres_strategy): Likewise.
3436 (rs6000_savres_routine_name): Likewise.
3437 (rs6000_elf_file_end): Likewise.
3438 * config/rs6000/t-freebsd64: New file.
3439 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3440 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3442 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3444 Backport from mainline
3445 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3448 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3450 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3452 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3453 predicate to discriminate types.
3455 2012-04-27 Richard Guenther <rguenther@suse.de>
3458 * convert.c (convert_to_integer): Avoid infinite recursion for
3459 target-defined built-in types.
3461 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3464 * config/cris/cris.md ("*andhi_lowpart_v32")
3465 ("*andqi_lowpart_v32"): Change first input-only operand from
3466 a (match_operand ...) to (match_dup 0). Drop alternatives with
3467 const_int-matching constraints for redundancy.
3468 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3469 three-operand alternative.
3471 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3473 Backport from mainline
3474 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3476 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3477 (*addsi_2_zext): Ditto.
3478 (*add<mode>_3): Ditto.
3479 (*addsi_3_zext): Ditto.
3480 (*add<mode>_5): Ditto.
3482 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3485 * c-typeck.c (set_nonincremental_init,
3486 set_nonincremental_init_from_string): Pass true instead of false
3487 as IMPLICIT to add_pending_init.
3489 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3491 Backport from 2012-04-24 mainline r186768.
3494 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3496 2012-04-24 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/53085
3499 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3502 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3505 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3507 (output_addressed_constants): Likewise.
3510 * varasm.c (get_section): Don't ICE for section conflicts with
3511 built-in section kinds.
3513 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3515 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3517 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3519 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3521 2012-04-23 Richard Guenther <rguenther@suse.de>
3524 * c-typeck.c (build_binary_op): Fix typo.
3526 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3528 PR tree-optimizations/52891
3529 * tree-vect-patterns.c (adjust_bool_pattern): Use
3530 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3531 but with non-standard precision.
3533 2012-04-22 Ian Lance Taylor <iant@google.com>
3535 * godump.c (go_output_typedef): Dump size of structs.
3537 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3539 Backport from mainline:
3541 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3542 hints for 'A' operand types.
3544 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3546 Backport from 2012-04-19 mainline r186588.
3549 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3550 the case *(X+const).
3552 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3554 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3556 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3559 * config/i386/sync.md (atomic_<code><mode>): Rename to
3560 atomic_<logic><mode>.
3562 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3564 Backport from mainline
3565 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3568 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3569 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3570 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3571 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3572 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3573 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3574 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3575 gen_avx2_permvarv8sf.
3577 2012-04-16 Martin Jambor <mjambor@suse.cz>
3579 Backported from mainline
3581 2012-04-13 Martin Jambor <mjambor@suse.cz>
3584 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3585 fold_ctor_reference returns a zero constant.
3587 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3589 Backported from mainline
3590 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3592 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3593 and __ILP32__ for x32.
3595 2012-04-13 Tom de Vries <tom@codesourcery.com>
3597 Backport from mainline r186418.
3599 2012-04-13 Tom de Vries <tom@codesourcery.com>
3601 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3602 parameters vuse and vuse_escaped.
3603 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3604 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3607 2012-04-13 Richard Guenther <rguenther@suse.de>
3609 PR tree-optimization/52969
3610 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3611 the condition for the COND_EXPR and handle predicate negation
3612 by swapping the COND_EXPR arms.
3614 2012-04-13 Richard Guenther <rguenther@suse.de>
3617 * convert.c (convert_to_pointer): Remove special-casing of
3620 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3622 Backport from mainline
3623 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3626 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3627 the list of options to enable the FCFID instruction.
3628 (TARGET_EXTRA_BUILTINS): Adjust comment.
3630 2012-04-12 Richard Guenther <rguenther@suse.de>
3632 PR tree-optimization/52943
3633 * tree-chrec.h (chrec_is_positive): Remove.
3634 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3635 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3636 Return false for a constant zero instead of negative.
3637 (analyze_siv_subscript_cst_affine): Handle zero difference
3638 in the initial condition explicitely.
3640 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3643 * varasm.c (process_pending_assemble_externals): Set
3644 pending_assemble_externals_processed true.
3645 (assemble_external): Call assemble_external_real if the pending
3646 assemble externals have been processed.
3648 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3651 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3652 the DECL generated for the special GOT helper.
3654 2012-04-06 Walter Lee <walt@tilera.com>
3656 Backport from mainline
3657 2012-03-07 Walter Lee <walt@tilera.com>
3659 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3660 REG_CFA_* notes for the stack pointer.
3661 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3662 EH_RETURN_STACKADJ_RTX.
3663 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3664 generate REG_CFA_* notes for the stack pointer.
3665 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3666 by EH_RETURN_STACKADJ_RTX.
3668 2012-04-06 Matt Turner <mattst88@gmail.com>
3670 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3672 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3674 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3675 of the destination isn't also a FP_REGS register.
3677 2012-04-03 Richard Guenther <rguenther@suse.de>
3679 Backport from mainline
3680 2012-03-02 Richard Guenther <rguenther@suse.de>
3682 PR tree-optimization/52406
3683 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3684 (struct indices): Add unconstrained_base member.
3685 (struct dr_alias): Remove unused vops member.
3686 (DR_UNCONSTRAINED_BASE): New define.
3687 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3688 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3689 be an artificial access that covers the whole indexed object,
3690 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3691 plain decl base-objects to their MEM_REF variant.
3692 (dr_may_alias_p): When the base-object of either data reference
3693 has unknown size use only points-to information.
3694 (compute_affine_dependence): Make dumps easier to read and
3696 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3697 DR_REF when looking for packed references.
3698 (vect_supportable_dr_alignment): Likewise.
3700 2012-04-03 Richard Guenther <rguenther@suse.de>
3702 Backport from mainline
3703 2012-03-15 Richard Guenther <rguenther@suse.de>
3706 * tree-data-ref.c (subscript_dependence_tester_1): Check
3707 all dimensions for non-conflicting access functions.
3709 2012-04-03 Richard Guenther <rguenther@suse.de>
3711 Backport from mainline
3712 2012-03-06 Richard Guenther <rguenther@suse.de>
3715 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3717 2012-03-23 Richard Guenther <rguenther@suse.de>
3719 PR tree-optimization/52678
3720 * tree-vectorizer.h (struct _stmt_vec_info): Add
3721 loop_phi_evolution_part member.
3722 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3723 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3724 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3725 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3726 Use the cached evolution part and the PHI nodes value from
3727 the loop preheader edge instead of re-analyzing the evolution.
3729 2012-03-26 Richard Guenther <rguenther@suse.de>
3731 PR tree-optimization/52701
3732 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3733 compute and set the evolution part of PHI nodes.
3735 2012-03-30 Richard Guenther <rguenther@suse.de>
3737 PR tree-optimization/52754
3738 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3739 propagate arbitrary addresses into really plain dereferences.
3741 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3743 PR tree-optimization/52835
3744 * tree-data-ref.c (build_rdg): Return NULL if
3745 compute_data_dependences_for_loop failed.
3747 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3749 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3750 (stmt_can_make_abnormal_goto): Use it.
3751 (is_ctrl_altering_stmt): Likewise.
3753 2012-03-31 Martin Jambor <mjambor@suse.cz>
3755 Backported from mainline
3756 2012-03-30 Martin Jambor <mjambor@suse.cz>
3758 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3759 is a builtin_stack_save in a dominating BB.
3761 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3763 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3764 crossing 128bit lane boundary.
3766 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3768 Backported from mainline
3769 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3772 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3774 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3775 * config/i386/i386.c: Include reload.h.
3776 (ix86_legitimize_reload_address): New function.
3778 2012-03-28 Martin Jambor <mjambor@suse.cz>
3780 Backported from mainline
3781 2012-03-27 Martin Jambor <mjambor@suse.cz>
3784 * tree-sra.c (sra_modify_assign): Do not call
3785 load_assign_lhs_subreplacements when working with an unscalarizable
3788 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3791 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3792 __builtin_va_start to __builtin_next_arg if the latter is
3793 builtin_decl_explicit_p rather than when it is not.
3796 * tree-vect-generic.c (vector_element): Perform multiplication
3797 for pos in bitsizetype type instead of idx type.
3799 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3801 Backport from 2012-03-28 mainline r185910.
3804 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3805 (avr_builtin_decl): New static function.
3806 (struct avr_builtin_description, avr_bdesc): Move up.
3807 Add GTY marker. Add field fndecl. Remove redundant field id.
3808 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3809 (avr_expand_builtin): Code cleanup because .id is removed.
3811 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3814 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3817 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3819 Backport from 2012-03-28 mainline r185907.
3822 * config.gcc (tm_file): Remove avr/multilib.h.
3824 * doc/invoke.texi (AVR Options): Adjust
3825 documentation of -mtiny-stack.
3827 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3828 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3829 * config/avr/t-avr: Remove generation of multilib.h.
3830 * config/avr/t-multilib: Regenerate.
3831 * config/avr/multilib.h: Remove.
3832 * config/avr/avr.opt (-msp8): New option.
3833 (avr_sp8): New variable.
3834 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3835 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3836 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3837 (avr_device_to_sp8): New prototype.
3838 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3839 (DRIVER_SELF_SPECS): New define.
3840 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3841 __AVR_SP8__, __AVR_HAVE_SPH__.
3842 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3843 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3844 (avr_file_start): Ditto.
3846 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3849 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3850 instead of 8 in adjust_address.
3852 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3854 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3855 of a unit before computing the offset in units.
3857 2012-03-27 Richard Guenther <rguenther@suse.de>
3860 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3863 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3866 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3868 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3871 * varasm.c: Include pointer-set.h.
3872 (pending_assemble_externals_set): New pointer set.
3873 (process_pending_assemble_externals): Destroy the pointer set.
3874 (assemble_external): See if decl is in pending_assemble_externals_set,
3875 and add it to pending_assemble_externals if necessary.
3876 (init_varasm_once): Allocate pending_assemble_externals_set.
3878 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3880 Backported from mainline
3881 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3884 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3885 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3886 (vector_ltgt<mode>): Likewise.
3887 (vector_ordered<mode>): Likewise.
3888 (vector_unordered<mode>): Likewise.
3889 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3891 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3893 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3896 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3898 Backported from mainline
3899 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3903 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3904 GENERAL_REGS and FP_REGS for SImode.
3906 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3909 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3910 on any new_local_var_chain vars declared during recursing on
3911 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3913 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3915 Backport from 2012-03-22 mainline r185692.
3918 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3919 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3920 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3921 (delay_cycles_1, delay_cycles_2): Ditto.
3922 (delay_cycles_3, delay_cycles_4): Ditto.
3923 (nopv, *nopv): Ditto.
3924 (sleep, *sleep): Ditto.
3927 Backport from 2012-03-21 mainline r185605.
3929 PR rtl-optimization/52543
3931 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3932 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3933 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3934 (avr_load_libgcc_p): Restrict to __flash loads.
3935 (avr_out_lpm): Only handle 1-byte loads from __flash.
3936 (avr_load_lpm): New function.
3937 (avr_find_unused_d_reg): Remove.
3938 (avr_out_lpm_no_lpmx): Remove.
3939 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3940 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3941 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3942 (load_<mode>, load_<mode>_clobber): New insns.
3943 (mov<mode>): For multi-byte move from non-generic
3944 16-bit address spaces: Expand to load_<mode> resp.
3945 load_<mode>_clobber.
3946 (load<mode>_libgcc): Remove expander.
3947 (split-lpmx): Remove split.
3949 Backport from 2012-03-13 mainline r185329.
3952 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3953 offset (size) to a value the insns can deal with.
3954 (expand_epilogue): Ditto.
3956 Backport from 2012-03-12 mainline r185256.
3959 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3960 type from reg_class_t to enum reg_class.
3961 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3963 Backport from 2012-03-12 mainline r185253.
3966 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3967 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3968 r184615 from 2012-02-28.
3970 Backport from 2012-03-08 mainline r185105.
3972 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3973 for constants in [-63,63].
3975 Backport from 2012-03-08 mainline r185100.
3978 * config/avr/avr.c (avr_mem_clobber): New static function.
3979 (avr_expand_delay_cycles): Add memory clobber operand to
3980 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3981 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3982 (enable_interrupt, disable_interrupt): New expander.
3983 (nopv, sleep, wdr): New expanders.
3984 (delay_cycles_1): Add memory clobber.
3985 (delay_cycles_2): Add memory clobber.
3986 (delay_cycles_3): Add memory clobber.
3987 (delay_cycles_4): Add memory clobber.
3988 (cli_sei): New insn from former "enable_interrupt",
3989 "disable_interrupt" with memory clobber.
3990 (*wdt): New insn from former "wdt" with memory clobber.
3991 (*nopv): Similar, but for "nopv".
3992 (*sleep): Similar, but for "sleep".
3994 Backport from 2012-03-07 mainline r185043.
3997 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3999 Backport from 2012-03-07 mainline r185032.
4002 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4003 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4004 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4006 Backport from 2012-03-07 mainline r185031.
4009 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4011 * config/avr/avr.md (xload_8): Adjust insn length.
4013 Backport from 2012-03-07 mainline r185030.
4016 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4017 if RAMPZ affects reading from RAM.
4019 Backport from 2012-03-05 mainline r184919.
4021 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4023 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4025 Backport from mainline r185259.
4028 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4029 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4031 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4033 Backported from mainline
4034 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4037 * c-parser.c (c_parser_postfix_expression)
4038 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4040 * config/i386/smmintrin.h: Avoid /* within a comment.
4041 * config/i386/nmmintrin.h: Likewise.
4043 2012-03-22 Richard Guenther <rguenther@suse.de>
4045 * BASE-VER: Set to 4.7.1.
4046 * DEV-PHASE: Set to prerelease.
4048 2012-03-22 Release Manager
4050 * GCC 4.7.0 released.
4052 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4054 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4056 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4057 Andrew Pinski <apinski@cavium.com>
4060 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4061 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4062 calls instead of __builtin_ir{int,ound}*.
4064 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4067 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4070 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4072 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4073 Refer to GCC 4.7 version of c99status.html.
4075 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4077 Backport from mainline
4078 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4080 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4081 redefine to be NULL if the current bit-size is different from the
4082 configured bit-size.
4084 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4085 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4086 set the default tuning. Add asserts to make sure the cpu and tune
4087 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4088 test whether the index is set, instead of > 0.
4089 (rs6000_file_start): Do not reset the default cpu if the current
4090 bit-size is different from the configured bit-size.
4092 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4094 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4096 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4097 Update binutils references.
4098 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4099 Update binutils reference.
4100 Update Sun as/GNU ld caveat.
4101 Document binutils largefile requirement for LTO plugin.
4102 Remove reference to alternate libpthread.
4104 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4106 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4108 (Specific, mips-sgi-irix6): Likewise.
4110 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4112 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4113 * configure: Regenerate.
4115 2012-03-07 Richard Henderson <rth@redhat.com>
4117 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4118 * config/m68k/sync.md (atomic_test_and_set): Use it.
4119 (atomic_test_and_set_1): Likewise.
4121 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4124 * Makefile.in: Let install-gcc-ar depend on installdirs,
4125 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4126 Don't double canonicalize if cross-compiling.
4128 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4130 * trans-mem.c: New typedef for tm_region_p.
4131 Define vector types for tm_region_p.
4132 (tm_region_init): Replace region_worklist to a vector called
4135 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4138 * trans-mem.c (tm_region_init): Use last_basic_block.
4140 2012-03-05 Richard Henderson <rth@redhat.com>
4143 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4144 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4145 BIGGEST_ALIGNMENT is aligned.
4147 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4149 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4151 2012-03-05 Richard Henderson <rth@redhat.com>
4154 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4155 instead of calling negqi2 directly.
4157 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4159 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4160 (INTMAX_TYPE): Use it.
4161 (UINTMAX_TYPE): Likewise.
4162 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4163 (irix6_c_common_override_options): Declare.
4164 (C_COMMON_OVERRIDE_OPTIONS): Define.
4165 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4166 * config/mips/irix6-c.c: New file.
4167 * config/mips/t-irix6 (irix6-c.o): New target.
4168 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4171 2012-03-02 Richard Henderson <rth@redhat.com>
4173 * optabs.c (expand_atomic_test_and_set): Honor
4174 atomic_test_and_set_trueval even when atomic_test_and_set
4175 optab is not in use.
4177 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4179 Backport from mainline
4180 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4182 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4184 2012-03-02 Richard Guenther <rguenther@suse.de>
4186 * DEV-PHASE: Set to prerelease.
4188 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4190 * config.gcc (obsolete): Add all ARM targets using the FPA.
4191 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4192 * doc/install.texi: Avoid references to obsolete ARM ports.
4194 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4196 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4198 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4199 Joern Rennecke <joern.rennecke@embecosm.com>
4201 * doc/extend.texi: Expand and update information on interrupt
4202 attribute for Epiphany.
4204 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4206 * config/sh/sh-protos.h: Update copyright notice dates.
4207 * config/sh/sh.h: Likewise.
4208 * config/sh/sh.md: Likewise.
4209 * config/sh/constraints.md: Likewise.
4210 * config/sh/predicates.md: Likewise.
4212 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4214 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4215 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4217 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4219 * config/sh/constraints.md: Fix comment typo.
4221 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4224 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4225 unsigned HOST_WIDE_INT.
4226 (zvdep_imm64): Likewise.
4227 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4228 (vdepi_and): Likewise.
4229 Likewise for unamed 64-bit patterns.
4230 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4232 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4235 PR rtl-optimization/52417
4236 * cselib.c (cselib_any_perm_equivs): New variable.
4237 (cselib_reset_table): Check that it's not set when not
4238 preserving constants.
4239 (cselib_add_permanent_equiv): Set it.
4240 (cselib_have_permanent_equivalences): New.
4241 (cselib_init, cselib_finish): Reset it.
4242 * cselib.h (cselib_have_permanent_equivalences): Declare.
4243 * alias.c (get_addr): Restore earlier behavior when there
4244 aren't permanent equivalences.
4246 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4248 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4249 * config/v850/v850-modes.def: Fix copyright notice.
4251 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4253 * doc/extend.texi (AVR Built-in Functions): Document
4254 __builtin_avr_flash_segment.
4256 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4257 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4258 (*split.flash_segment): New insn-and-split.
4259 * config/avr/avr.c (avr_init_builtins): Add local variables:
4260 const_memx_void_node, const_memx_ptr_type_node,
4261 char_ftype_const_memx_ptr.
4263 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4265 PR tree-optimization/52445
4266 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4267 add ssa_name_ver, offset and size fields and change store field
4269 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4270 (add_or_mark_expr): Likewise. Only consider previous stores
4271 with the same size and offset.
4272 (nt_init_block): Only look at gimple_assign_single_p stmts,
4273 doesn't look at rhs2.
4275 2012-03-01 Richard Guenther <rguenther@suse.de>
4278 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4279 conversions from integral types to pointer types.
4281 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4283 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4284 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4285 unintentionally removed in r184616.
4287 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4289 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4292 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4293 Uros Bizjak <ubizjak@gmail.com>
4296 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4297 alternatives, add "e" constraint to the new last alternative
4298 and ! to last 3 alternatives.
4300 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4302 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4303 DW_AT_artificial attributes at the end of the processing.
4304 (gen_array_type_die): Likewise.
4305 (gen_enumeration_type_die): Likewise.
4306 (gen_struct_or_union_type_die): Likewise.
4307 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4310 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4313 * expr.c (expand_assignment): If doing misaligned store that doesn't
4314 cover all mode bits, perform a RMW cycle.
4316 PR tree-optimization/52429
4317 * tree-parloops.c (separate_decls_in_region_debug): Return early
4318 if var is LABEL_DECL.
4320 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4322 PR tree-optimization/52424
4323 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4324 calling dom_thread_across_edge.
4326 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4328 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4330 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4332 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4333 * config/avr/avr.c (avr_output_bld): Remove unused function.
4334 (avr_out_sbxx_branch): Use "%T" to print bit position.
4336 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4338 * config/avr/avr.md: Untabify.
4340 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4342 * config/avr/avr.md (eqne): New code iterator.
4343 (*dec-and-branchsi): Use it in text peephole's condition.
4344 (*dec-and-branchhi): Ditto.
4345 (*dec-and-branchqi): Ditto.
4347 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4350 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4351 the device does not have the skip-bug.
4353 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4355 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4356 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4357 -mpretend-cmove): New.
4359 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4362 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4363 doesn't count DEBUG_INSN refs.
4364 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4365 for DEBUG_INSN refs.
4367 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4371 2012-02-20 Richard Guenther <rguenther@suse.de>
4372 PR tree-optimization/52298
4373 * tree-vect-stmts.c (vectorizable_load): Properly use
4374 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4377 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4380 * gimple.h (gimple_in_transaction): New.
4381 (gimple_set_in_transaction): New.
4382 (struct gimple_statement_base): Add in_transaction field.
4383 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4385 (tree_ssa_lim_initialize): Compute transaction bits.
4386 * tree.h (compute_transaction_bits): Protoize.
4387 * trans-mem.c (tm_region_init): Use the heap to store BB
4389 (compute_transaction_bits): New.
4391 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4393 * gcc.c (display_help): Document --help=common and sort entries
4396 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4398 * doc/install.texi: Document check-$LANG specific shortcuts
4400 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4403 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4405 * config/arm/arm_neon.h: Regenerate.
4406 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4407 (neon_vcgeu): New insn.
4408 (neon_vcgtu): Likewise.
4409 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4410 (ops): Unsigned comparison intrinsics call a different
4413 2012-02-28 Richard Guenther <rguenther@suse.de>
4416 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4417 ordering for the VEC_CONCAT for two element vectors for
4418 V2SFmode, V2SImode and V2DImode.
4420 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4423 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4424 detecting big-endian triplets.
4426 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4428 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4429 mode if there is no type information available.
4431 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4433 PR tree-optimization/53207
4434 * doc/invoke.texi: Document as experimental and relying on graphite.
4436 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4438 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4439 of initializer to changes from r184614.
4441 2012-02-28 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/52395
4444 * tree-sra.c (build_ref_for_offset): Also look at the base
4445 TYPE_ALIGN when figuring out the alignment of the replacement.
4447 2012-02-28 Richard Guenther <rguenther@suse.de>
4449 PR tree-optimization/52402
4450 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4451 mis-aligned types when creating the accesses at the call site.
4453 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4455 * config/avr/builtins.def: New file.
4456 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4457 * config/avr/avr.c (enum avr_builtin_id): Use it.
4458 (avr_init_builtins): Use it. And use avr_bdesc.
4459 (bdesc_1arg): Remove.
4460 (bdesc_2arg): Remove.
4461 (bdesc_3arg): Remove.
4462 (struct avr_builtin_description): Add field n_args.
4463 (avr_bdesc): New static variable using builtins.def.
4464 (avr_expand_builtin): Use it.
4465 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4466 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4467 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4469 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4472 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4473 match only one single hard register with respective hard reg rtx.
4474 (movmemx_<mode>): Ditto.
4475 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4476 insn anatomy of movmem[x]_<mode>.
4477 (avr_out_movmem): Same for printing assembler and operand usage.
4479 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4483 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4484 address spaces located outside of device flash.
4486 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4487 (mcu_type_s): Add field n_flash.
4488 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4489 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4490 (AVR_MCU): Add N_FLASH argument.
4491 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4492 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4493 macro __FLASH<n> if that address space makes sense for the device.
4494 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4495 outside of target flash.
4496 (avr_asm_named_section): Ditto.
4497 (avr_asm_select_section): Ditto.
4498 (avr_addr_space_convert): Ditto.
4499 (avr_emit_movmemhi): Ditto.
4500 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4501 address space is outside of device flash.
4502 (avr_insert_attributes): Ditto.
4503 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4504 avr_current_arch->n_segments.
4506 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4509 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4511 (*movabs<mode>_2): Likewise.
4513 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4516 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4517 s_register_operand in the test instead of REG_P. Don't call
4518 gen_reg_rtx if it won't be used.
4520 PR tree-optimization/52376
4521 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4523 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4525 * ifcvt.c (noce_get_condition): Check condition variable is not
4526 small_register_classes_for_mode_p before accepting.
4528 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4532 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4535 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4536 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4538 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4540 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4542 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4544 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4546 * config/sh/predicates.md: Remove blank lines.
4547 * config/sh/sh.c: Fix typos in comments.
4548 * config/sh/constraints.md: Likewise.
4549 * config/sh/sh.md: Remove blank lines.
4550 Fix typos in comments. Use ;; as comment characters.
4552 2012-02-26 Walter Lee <walt@tilera.com>
4554 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4555 (replace_mov_pcrel_step2): Ditto.
4557 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4560 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4561 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4562 and locs that reference values newer than the non-canonical value
4563 at hand. Return the canonical value as a worst case.
4564 (memrefs_conflict_p): Walk canonical value's locs.
4567 * cselib.c (preserve_only_constants): Rename to...
4568 (preserve_constants_and_equivs): ... this. Split out...
4569 (invariant_or_equiv_p): ... this. Preserve plus expressions
4570 of other preserved expressions too.
4571 (cselib_reset_table): Adjust.
4572 * var-tracking.c (reverse_op): Use canonical value to build
4575 2012-02-23 Kai Tietz <ktietz@redhat.com>
4577 * config/i386/i386.c (ix86_delegitimize_address): Handle
4578 UNSPEC_PCREL plus displacement.
4580 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4583 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4584 to test for unusedness in st X addressing.
4586 2012-02-24 Richard Guenther <rguenther@suse.de>
4589 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4590 (is_gimple_reg_type): Move inline ...
4591 * gimple.h (is_gimple_reg_type): ... here.
4593 2012-02-24 Richard Guenther <rguenther@suse.de>
4596 * passes.c (execute_function_todo): When verifying SSA form
4597 verify gimple form first.
4598 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4600 2012-02-24 Richard Guenther <rguenther@suse.de>
4603 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4604 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4606 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4608 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4610 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4612 * tree-phinodes.c (make_phi_node): Mark static.
4613 * tree-flow.h (make_phi_node): Remove extern decl.
4614 * doc/gimple.texi (make_phi_node): Remove documentation.
4616 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4618 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4619 * tree-ssa-sccvn.c (print_scc): Ditto.
4621 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4623 * doc/passes.texi (Full redundancy elimination): Fix typo.
4625 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4627 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4629 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4632 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4634 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4637 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4639 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4641 * config/avr/avr.md (code_stdname): Add ior, xor.
4642 (xior): New code iterator.
4643 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4644 (*<code_stdname><mode>qi.byte1-3): Ditto.
4646 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4648 PR tree-optimization/52019
4649 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4652 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4654 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4655 HAVE_INITFINI_ARRAY to work around namespace pollution in
4656 certain versions of newlib system headers.
4657 * config.in: Regenerate.
4658 * configure: Regenerate.
4659 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4660 instead of HAVE_INITFINI_ARRAY.
4662 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4666 is not offsettable memory reference.
4668 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4671 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4672 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4674 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4676 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4677 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4679 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4681 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4682 library on Solaris 8 even without TLS support.
4683 * configure: Regenerate.
4685 2012-02-22 Richard Guenther <rguenther@suse.de>
4688 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4689 for GIMPLE_DEBUG stmts.
4691 2012-02-22 Martin Jambor <mjambor@suse.cz>
4694 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4695 according to the base object.
4697 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4699 PR rtl-optimization/50063
4700 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4701 and 2 (8-bit SP) in operand 2.
4702 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4703 setup to use movhi_sp_r instead of vanilla move to write SP.
4704 Adjust REG_CFA notes to superseed unspec.
4705 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4707 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4708 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4709 irq_state 1 (IRQ known to be on) here.
4711 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4713 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4715 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4716 assign_hard_reg): Likewise.
4718 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4720 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4722 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4725 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4726 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4728 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4730 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4731 prototype from here to...
4732 * config/avr/avr.h: ...here.
4734 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4737 * thumb2.md (thumb2_shiftsi3_short): Split register and
4738 immediate shifts. For register shifts tie operands 0 and 1.
4739 (peephole2 for above): Check that register-controlled shifts
4740 have suitably tied operands.
4742 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4745 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4746 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4747 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4748 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4749 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4750 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4751 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4752 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4753 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4754 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4755 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4756 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4757 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4758 bdver1_ssevector_avx256_unaligned_load,
4759 bdver1_ssevector_sse128_unaligned_load,
4760 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4761 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4762 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4763 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4764 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4765 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4766 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4767 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4768 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4769 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4770 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4771 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4772 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4773 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4774 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4775 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4776 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4777 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4778 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4779 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4780 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4781 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4782 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4783 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4784 bdver1_ssediv_double_load, bdver1_ssediv_double,
4785 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4786 Add "bdver2" attribute.
4788 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4790 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4791 default if possible and not specified otherwise.
4793 2012-02-21 Richard Guenther <rguenther@suse.de>
4796 * gimplify.c (create_tmp_from_val): Use the main variant type
4797 for the type of the temporary we create.
4799 2012-02-21 Richard Guenther <rguenther@suse.de>
4801 PR tree-optimization/52324
4802 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4803 do not gimplify a MEM_REF address operand if it is already
4806 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4808 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4809 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4811 2012-02-21 Richard Guenther <rguenther@suse.de>
4813 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4814 nested_in_vect_loop.
4816 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4818 PR tree-optimization/52318
4819 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4820 vdef also to non-pure/const call stmts in the sequence.
4822 2012-02-20 David S. Miller <davem@davemloft.net>
4824 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4825 don't use the "rd %pc" instruction on v9 for PIC register loads.
4827 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4830 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4831 in a transaction safe function.
4833 2012-02-20 Kai Tietz <ktietz@redhat.com>
4836 * stor-layout.c (place_field): Handle desired_align for
4839 2012-02-20 Richard Guenther <rguenther@suse.de>
4841 PR tree-optimization/52298
4842 * tree-vect-stmts.c (vectorizable_store): Properly use
4843 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4845 (vectorizable_load): Likewise.
4846 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4847 Access DR_STEP after ensuring it is not NULL.
4849 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4851 PR tree-optimization/52286
4852 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4853 optimization use double_int_to_tree instead of build_int_cst_wide,
4854 rewrite to use double_int vars.
4856 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4859 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4861 Remove -e 0 from $gcc_cv_ld invocation.
4862 Only use __GLIBC_PREREQ if defined.
4863 Enable on Solaris since Solaris 8 patch.
4864 (gcc_SUN_LD_VERSION): New macro.
4865 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4866 gcc_SUN_LD_VERSION for version number format.
4867 * configure: Regenerate.
4868 * varasm.c (get_elf_initfini_array_priority_section): Set
4869 SECTION_NOTYPE for non-default priority.
4870 Use get_section instead of get_unnamed_section to emit
4871 .init_array/.fini_array with default priority.
4873 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4875 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4876 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4877 (mips_start_unique_function, mips_output_mips16_rdhwr)
4878 (mips_code_end): New functions.
4879 (TARGET_ASM_CODE_END): Define.
4881 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4883 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4884 to stubs with non-sibling calls.
4886 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4888 * doc/invoke.texi (-fira-* options): Copy-edit.
4889 (ira-* parameters): Copy-edit.
4891 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4893 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4894 GCC coding conventions.
4896 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4898 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4899 when used as adjectives.
4901 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4903 * doc/invoke.texi: Clean up "that"/"which" confusion.
4905 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4907 * system.h: Poison SMALL_REGISTER_CLASSES
4908 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4909 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4911 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4913 PR tree-optimization/52285
4914 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4915 when deciding if a call is a tail call or tail recursion.
4917 2012-02-16 Kai Tietz <ktietz@redhat.com>
4919 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4920 interger-constant displacement for UNSPEC_PCREL.
4922 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4924 PR rtl-optimization/52208
4925 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4926 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4928 PR tree-optimization/52255
4929 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4930 loop->header has virtual PHI, but exit_e->dest doesn't, add
4931 virtual PHI to exit_e->dest and adjust all uses after the loop.
4934 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4935 children with clone_tree_hash, not after it.
4937 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4939 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4940 extended identifiers.
4942 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4945 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4946 a same_body_alias, also test whether e->callee isn't a former
4947 or current clone of the decl this is a same body alias of.
4949 PR translation/52264
4950 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4952 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4954 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4956 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4959 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4960 force_reg instead of copy_to_reg for better optimization. Force
4961 non-register or memory operands into a register.
4963 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4965 * extend.texi: Reserve upper bits of memory model for future use.
4967 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4968 Anatoly Sokolov <aesok@post.ru>
4969 Eric Weddington <eric.weddington@atmel.com>
4972 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4973 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4974 Rewrite initializers for .macro.
4975 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4976 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4977 atxmega32d4, atxmega32x1.
4978 avrxmega4: atxmega64a3, atxmega64d3.
4979 avrxmega5: atxmega64a1, atxmega64a1u.
4980 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4981 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4982 avrxmega7: atxmega128a1, atxmega128a1u.
4983 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4984 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4985 (struct base_arch_s): Rename reserved to xmega_p.
4986 Rename reserved2 to have_rampd.
4987 (AVR_XMEGA): New define.
4988 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4989 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4990 * config/avr/predicates.md (io_address_operand): Take into
4992 (low_io_address_operand): Ditto.
4993 (high_io_address_operand): Ditto.
4994 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4995 (enabled, movhi_sp_r): Use them.
4996 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4997 cpp_define_formatted to built-in define __AVR_ARCH__.
4998 (__AVR_XMEGA__): New built-in define.
4999 (__AVR_HAVE_RAMPD__): New built-in define.
5000 (__AVR_HAVE_RAMPX__): New built-in define.
5001 (__AVR_HAVE_RAMPY__): New built-in define.
5002 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5004 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5005 (avr_option_override): Initialize them.
5006 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5007 (avr_init_expanders): Initialize them. No more block several calls.
5008 (emit_push_sfr): New static function.
5009 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5011 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5012 (avr_print_operand): Print addreeses as symbols for
5013 RAMPX, RAMPY, RAMPD, CCP.
5014 (output_movhi): Handle AVR_XMEGA when writing to SP.
5015 (avr_out_movhi_mr_r_xmega): New static function.
5016 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5017 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5018 __RAMPD__, __CCP__ as needed.
5020 * config/avr/multilib.h: Regenerate.
5021 * config/avr/t-multilib: Regenerate.
5022 * config/avr/avr-tables.opt: Regenerate.
5024 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5026 PR tree-optimization/50561
5027 * graphite-flattening.c (lst_project_loop): Do not
5028 remove old scattering dimensions after flattening.
5029 (lst_do_flatten): Likewise.
5031 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5033 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5034 __builtin_avr_map8, __builtin_avr_map16.
5035 Document __builtin_avr_insert_bits.
5037 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5038 (insert_bits): New insn.
5039 (adjust_len.map_bits): Rename to insert_bits.
5040 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5041 * avr-protos.h (avr_out_map_bits): Remove.
5042 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5043 * config/avr/constraints.md (Cxf,C0f): New.
5044 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5045 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5046 New built-in define __BUILTIN_AVR_INSERT_BITS.
5047 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5048 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5049 (avr_move_bits): Rewrite.
5050 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5052 (avr_map_op_t): New typedef.
5053 (avr_map_op): New static variable.
5054 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5055 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5056 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5057 (bdesc_3arg, avr_expand_triop_builtin): New.
5058 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5059 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5060 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5061 (avr_map_equal_p, avr_map_sig_p): Remove.
5062 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5063 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5064 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5065 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5066 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5067 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5069 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5071 * config/c6x/c6x.md (reserve_cycles): New attribute.
5072 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5073 don't reserve functional units after the branch occurs.
5075 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5078 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5079 functions into non-tm_pure functions.
5081 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5084 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5085 (iterative_hash_canonical_type): Likewise.
5086 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5089 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5091 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5092 sched-group insn, it either remains alone or the entire list is pruned.
5094 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5096 * doc/install.texi (Prerequisites): Fix grammar.
5097 (Configuration): Likewise.
5099 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5101 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5102 MPC as part of GCC before describing configuring with --with-gmp etc.
5103 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5104 sources are present.
5106 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5109 * dwarf2out.c (clone_tree_hash): New function.
5110 (copy_decls_walk): Use it instead of clone_tree.
5112 2012-02-14 Richard Guenther <rguenther@suse.de>
5114 PR tree-optimization/52244
5115 PR tree-optimization/51528
5116 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5117 replacements for integral types.
5119 2012-02-14 Walter Lee <walt@tilera.com>
5121 * config.gcc: Handle tilegx and tilepro.
5122 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5124 Add HAVE_AS_TLS check for tilegx and tilepro.
5125 * configure: Regenerate.
5126 * doc/contrib.texi: Add Mat Hostetter and self.
5127 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5128 Document instruction intrinsics and network accessing intrinsics.
5129 (TILEPro Built-in Functions): New node. Document instruction
5130 intrinsics and network accessing intrinsics.
5131 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5132 (Specific, tilepro-*-linux*): Likewise.
5133 * doc/invoke.texi (TILE-Gx Options): New section.
5134 (TILEPro Options): New section.
5135 * doc/md.texi (TILE-Gx): New section.
5136 (TILEPro): New section.
5137 * common/config/tilegx/tilegx-common.c: New file.
5138 * common/config/tilepro/tilepro-common.c: New file.
5139 * config/tilegx/constraints.md: New file.
5140 * config/tilegx/linux.h: New file.
5141 * config/tilegx/mul-tables.c: New file.
5142 * config/tilegx/predicates.md: New file.
5143 * config/tilegx/sync.md: New file.
5144 * config/tilegx/t-tilegx: New file.
5145 * config/tilegx/tilegx-builtins.h: New file.
5146 * config/tilegx/tilegx-c.c: New file.
5147 * config/tilegx/tilegx-generic.md: New file.
5148 * config/tilegx/tilegx-modes.def: New file.
5149 * config/tilegx/tilegx-multiply.h: New file.
5150 * config/tilegx/tilegx-protos.h: New file.
5151 * config/tilegx/tilegx.c: New file.
5152 * config/tilegx/tilegx.h: New file.
5153 * config/tilegx/tilegx.md: New file.
5154 * config/tilegx/tilegx.opt: New file.
5155 * config/tilepro/constraints.md: New file.
5156 * config/tilepro/gen-mul-tables.cc: New file.
5157 * config/tilepro/linux.h: New file.
5158 * config/tilepro/mul-tables.c: New file.
5159 * config/tilepro/predicates.md: New file.
5160 * config/tilepro/t-tilepro: New file.
5161 * config/tilepro/tilepro-builtins.h: New file.
5162 * config/tilepro/tilepro-c.c: New file.
5163 * config/tilepro/tilepro-generic.md: New file.
5164 * config/tilepro/tilepro-modes.def: New file.
5165 * config/tilepro/tilepro-multiply.h: New file.
5166 * config/tilepro/tilepro-protos.h: New file.
5167 * config/tilepro/tilepro.c: New file.
5168 * config/tilepro/tilepro.h: New file.
5169 * config/tilepro/tilepro.md: New file.
5170 * config/tilepro/tilepro.opt: New file.
5172 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5174 PR tree-optimization/52210
5175 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5176 vect_model_simple_cost with two entry vect_def_type array instead
5177 of an address of dt.
5179 2012-02-14 Richard Guenther <rguenther@suse.de>
5182 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5183 Do not stream DECL_QUALIFIER.
5184 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5185 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5186 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5188 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5191 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5194 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5197 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5198 * cselib.c (cselib_subst_to_values_from_insn): New function.
5199 * sched-deps.c (add_insn_mem_dependence,
5200 sched_analyze_1, sched_analyze_2): Use it.
5202 2012-02-13 Jan Hubicka <jh@suse.cz>
5205 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5207 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5209 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5210 (GTM_SELF_SPECS): Define if not already defined.
5211 (driver_self_specs): Add GTM_SELF_SPECS.
5212 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5213 (GTM_SELF_SPECS): Define.
5214 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5215 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5217 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5219 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5222 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5225 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5226 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5228 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5231 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5233 2012-02-13 Richard Guenther <rguenther@suse.de>
5235 PR translation/52211
5236 * passes.c (enable_disable_pass): Fix typo.
5238 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5241 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5242 XOR for reduce_bit_field if type is unsigned.
5244 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5246 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5247 disallow changes from SFmode to mode with different size in FP regs.
5249 2012-02-12 Robert Millan <rmh@gnu.org>
5250 Gerald Pfeifer <gerald@pfeifer.com>
5252 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5255 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5257 PR rtl-optimization/52175
5258 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5259 to frame-related instructions.
5261 2012-02-10 Jason Merrill <jason@redhat.com>
5264 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5265 (demangle_new_symbols): Fill it.
5266 (scan_linker_output): Walk it.
5267 (start_tweaking): Split out from scan_linker_output.
5268 (maybe_tweak): Update sym->chosen.
5269 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5271 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5274 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5276 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5278 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5279 having the same mode as previous compare.
5281 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5283 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5284 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5285 (nonlocal_goto_internal): Likewise.
5286 (nonlocal_goto): Emit a use and an indirect jump directly.
5288 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5291 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5292 __atomic_{is,always}_lock_free.
5294 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5297 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5298 negative constant address for x32.
5300 2012-02-10 Richard Henderson <rth@redhat.com>
5302 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5303 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5304 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5306 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5307 Ira Rosen <irar@il.ibm.com>
5309 PR tree-optimization/50031
5310 * targhooks.c (default_builtin_vectorization_cost): Handle
5312 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5313 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5314 all types of reduction and pattern statements.
5315 (vect_estimate_min_profitable_iters): Likewise.
5316 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5317 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5318 for explicit realigns.
5319 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5320 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5322 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5323 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5324 vec_perm for VSX and handle vec_promote_demote.
5326 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5329 * builtins.c (fold_builtin_atomic_always_lock_free,
5330 expand_builtin_atomic_always_lock_free,
5331 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5332 Return and/or test boolean_true_node/boolean_false_node instead of
5333 integer_one_node/integer_zero_node.
5335 2012-02-10 Jan Hubicka <jh@suse.cz>
5338 * predict.c (predict_paths_for_bb): Prevent looping.
5339 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5341 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5343 * config/arm/arm.c (output_move_double): In one case properly
5344 count number of instructions that will be emitted.
5346 2012-02-10 Richard Guenther <rguenther@suse.de>
5348 PR translation/52193
5349 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5351 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5354 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5356 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5359 * var-tracking.c (emit_note_insn_var_location): If
5360 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5361 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5362 non-NOTE_DURING_CALL_P insn.
5364 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5367 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5369 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5372 * gcc.c (switch_matches) Support switches with separated form,
5375 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5377 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5379 (RAMPZ_ADDR): Ditto.
5380 * config/avr/avr.c (avr_addr_t): New typedef.
5381 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5382 (avr_init_expanders): Initialize it.
5383 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5385 (expand_epilogue): Ditto.
5386 (avr_print_operand): Ditto.
5387 (avr_file_start): Ditto.
5388 (avr_emit_movmemhi): Ditto.
5390 2012-02-08 Richard Guenther <rguenther@suse.de>
5392 PR tree-optimization/46886
5393 * tree-flow.h (do_while_loop_p): Declare.
5394 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5395 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5397 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5399 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5400 always succeed for integers larger than a native word.
5402 2012-02-08 Richard Guenther <rguenther@suse.de>
5404 PR rtl-optimization/52170
5405 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5406 properly handle integer vector modes.
5408 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5410 PR gcov-profile/52150
5411 * coverage.c: Include target.h.
5412 (build_var): Call targetm.strip_name_encoding on the assembler name.
5413 Change one _ into . or $ if the target allows it.
5414 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5416 PR rtl-optimization/52139
5417 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5418 is a BARRIER after emit_insn_after_noloc, move BB_END
5419 to the last non-BARRIER insn before it.
5421 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5424 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5425 (mips_gimplify_va_arg_expr): Call it instead of
5426 std_gimplify_va_arg_expr.
5428 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5430 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5431 message for -mno-pointers-to-nested-function.
5433 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5436 * expr.c (get_inner_reference): If there is an offset, add a negative
5437 bit position to it (if any).
5439 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5441 PR rtl-optimization/52060
5442 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5443 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5444 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5445 and/or i0src_copy2 when needed.
5447 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5449 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5450 or LTOPLUGINSONAME if have_c.
5452 * config/freebsd-spec.h: Add comment about what macros can be defined
5454 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5455 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5458 2012-02-07 Richard Guenther <rguenther@suse.de>
5460 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5461 newline in -alias dumps.
5463 2012-02-07 Kai Tietz <ktietz@redhat.com>
5464 Dave Korn <dave.korn.cygwin@gmail.com>
5467 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5468 Take care that typinfo gets dllexport-attribute.
5470 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5473 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5474 if modifier < EXPAND_SUM call force_operand on the result.
5476 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5478 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5479 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5481 (epiphany_function_type): Replace types for specific interrupts with
5482 EPIPHANY_FUNCTION_INTERRUPT.
5483 (EPIPHANY_INTERRUPT_P): Update.
5484 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5485 New static function.
5486 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5487 <disinterrupt>: Affects type identity.
5488 (epiphany_handle_interrupt_attribute): Handle variable number of
5490 (epiphany_compute_function_type): Update for new
5491 epiphany_function_type definition.
5492 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5493 handlers with a longcall forwarder.
5494 (epiphany_start_function): Handle multiple interrupt arguments and/or
5495 forwarder_section attribute.
5497 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5500 2012-02-07 Alan Modra <amodra@gmail.com>
5503 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5506 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5508 PR tree-optimization/50969
5509 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5510 use vec_perm rather than vector_stmt.
5511 (vect_model_load_cost): Likewise.
5512 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5513 vec_perm to be the same as other vector statements.
5514 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5515 cost of vec_perm for TARGET_VSX.
5517 2012-02-06 Richard Guenther <rguenther@suse.de>
5519 PR tree-optimization/52115
5520 * tree-sra.c (access_has_replacements_p): New function.
5521 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5523 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5526 * trans-mem.c (expand_call_tm): Add an assertion.
5527 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5530 2012-02-06 Richard Guenther <rguenther@suse.de>
5532 PR tree-optimization/50955
5533 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5534 raise cost of expressions that replace an address with an
5535 expression based on a different pointer.
5537 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5540 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5541 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5543 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5546 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5547 -Weffc++ and specify guidelines come from second edition.
5549 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5551 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5552 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5553 (call_direct_split, call_value_split, call_value_internal_direct)
5554 (call_value_direct_split, call_value_multiple_split): Use jal and
5555 jal_macro attributes.
5557 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5559 * reload1.c (reload_regs_reach_end_p): Replace with...
5560 (reload_reg_rtx_reaches_end_p): ...this function.
5561 (new_spill_reg_store): Update commentary.
5562 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5563 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5564 before setting new_spill_reg_store.
5565 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5566 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5567 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5568 for non-spill reload registers.
5570 2012-02-05 Ira Rosen <irar@il.ibm.com>
5572 PR tree-optimization/52091
5573 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5574 (vect_is_simple_use_1): Likewise.
5575 * tree-vect-loop.c (vectorizable_reduction): Update calls
5576 to vect_is_simple_use_1 and vect_is_simple_use.
5577 (vectorizable_live_operation): Likewise.
5578 * tree-vect-patterns.c (widened_name_p,
5579 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5580 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5581 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5582 vectorizable_shift,vectorizable_operation, vectorizable_store,
5583 vectorizable_load): Likewise.
5584 (vect_is_simple_cond): Add an argument, pass it to
5585 vect_is_simple_use_1.
5586 (vectorizable_condition): Update calls to vect_is_simple_cond,
5588 (vect_is_simple_use): Add an argument, the statement in which
5589 OPERAND is used. Check that if OPERAND's def stmt is a double
5590 reduction phi node, the use is a phi node too.
5591 (vect_is_simple_use_1): Add an argument, pass it to
5593 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5594 to vect_is_simple_use.
5596 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5598 PR rtl-optimization/52095
5599 * modulo-sched.c (dump_insn_locator): New function.
5600 (loop_canon_p, sms_schedule): Use it.
5602 PR rtl-optimization/52113
5603 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5604 even for decomposable shift/zext insns.
5606 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5607 Zdenek Dvorak <ook@ucw.cz>
5609 PR rtl-optimization/52092
5610 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5611 on get_iv_value result.
5613 2012-02-02 Andrew Pinski <apinski@cavium.com>
5617 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5619 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5622 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5624 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5626 PR rtl-optimization/49800
5627 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5628 (sched_finish): Call regstat_free_n_sets_and_refs.
5630 2012-02-02 Jia Liu <proljc@gmail.com>
5632 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5635 2012-02-02 Jan Hubicka <jh@suse.cz>
5636 Tom de Vries <tom@codesourcery.com>
5639 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5640 * varpool.c (varpool_analyze_pending_decls): Likewise.
5642 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5643 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5645 * config.gcc: Add cr16-* support.
5647 * doc/extend.texi: Document cr16 extensions.
5648 * doc/install.texi: Document cr16 install.
5649 * doc/invoke.texi: Document cr16 options.
5650 * doc/md.texi: Document cr16 constraints.
5652 * common/config/cr16/cr16-common.c: New file.
5653 * config/cr16/cr16.c: New file.
5654 * config/cr16/cr16.h: New file.
5655 * config/cr16/cr16.md: New file.
5656 * config/cr16/cr16.opt: New file.
5657 * config/cr16/cr16-protos.h: New file.
5658 * config/cr16/predicates.md: New file.
5659 * config/cr16/constraints.md: New file.
5660 * config/cr16/t-cr16: New file.
5662 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5665 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5666 that operands[2] is either immediate, or q_regs_operand.
5668 PR tree-optimization/52073
5669 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5670 a pattern stmt for pattern uses, ignore uses outside of the loop.
5672 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5674 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5675 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5676 (OUT_AS1, OUT_AS2): Remove.
5678 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5680 PR rtl-optimization/51374
5681 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5682 to cross other volatile_refs_p insns.
5684 2012-02-01 Richard Guenther <rguenther@suse.de>
5686 * doc/invoke.texi (fno-inline): Clarify documentation.
5687 (finline-small-functions): Likewise.
5688 (finline-functions): Likewise.
5689 * common.opt (finline): Adjust comment and documentation.
5690 (finline-small-functions): Clarify documentation.
5691 (finline-functions): Likewise.
5692 (finline-functions-called-once): Likewise.
5694 2012-02-01 Tristan Gingold <gingold@adacore.com>
5696 * c-typeck.c (composite_type): Keep mode for pointers.
5698 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5700 * function.h (regno_reg_rtx): Adjust comment.
5701 * reginfo.c (init_reg_modes_target): Only use the previous mode
5702 if it fits within one register. Remove MIPS comment.
5704 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5707 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5709 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5711 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5712 to srak instruction.
5714 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5716 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5718 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5723 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5725 2012-01-31 Richard Guenther <rguenther@suse.de>
5727 PR tree-optimization/51528
5728 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5731 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5736 * ree.c (add_removable_extension): Change def_map argument
5737 to unsigned *, store in def_map 1 + offset into *insn_list vector
5738 instead of pointers into the vector.
5739 (find_removable_extensions): Adjust caller.
5741 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5743 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5744 Transform all "* quoted-c-code" to { c-code }.
5745 Remove redundant test for "optimize" in combine patterns.
5746 Move (include "avr-dimode.md") to end of file.
5748 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5751 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5752 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5754 2012-01-30 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/52028
5757 * tree-loop-distribution.c (ldist_gen): Properly update
5760 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5763 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5764 set_cur_line_info_table if not emitting debug info.
5766 PR tree-optimization/52046
5767 * tree-vect-patterns.c (check_bool_pattern): Give up if
5768 a comparison could throw.
5771 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5773 2012-01-30 Richard Guenther <rguenther@suse.de>
5775 PR tree-optimization/52045
5776 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5777 SSA form if cfgcleanup did anything.
5779 2012-01-30 Richard Guenther <rguenther@suse.de>
5781 PR tree-optimization/52045
5782 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5783 before computing final todo.
5785 2012-01-30 Richard Guenther <rguenther@suse.de>
5787 PR tree-optimization/51528
5788 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5791 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5793 * df-problems.c (df_kill_notes): Check that the use refers
5794 to the note under examination.
5796 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5799 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5800 parameter and use short-lived pseudos.
5801 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5802 (sparc_expand_vector_init): Const-ify local variables and adjust
5803 calls to above functions.
5805 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5807 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5809 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5811 * doc/invoke.texi: Make usage of "compile time" and
5812 "run time"/"runtime" consistent throughout the file.
5814 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5816 * config/alpha/alpha.c (alpha_option_override): Default to
5817 full IEEE compliance mode for Go language.
5819 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5821 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5822 (LINK_SSP_SPEC): Define.
5824 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5827 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5830 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5832 * doc/invoke.texi: Correct hyphenation of "floating point",
5833 "double precision", and related terminology throughout the file.
5835 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5838 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5839 arm_general_register_operand predicate for operand 2 instead of
5842 2012-01-27 Ian Lance Taylor <iant@google.com>
5845 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5846 * builtins.c (expand_builtin_init_trampoline): Add onstack
5847 parameter. Change caller.
5848 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5849 * tree.c (build_common_builtin_nodes): Declare
5850 __builtin_init_heap_trampoline.
5852 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5854 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5855 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5856 * config/avr/avr.c: Ditto.
5857 (avr_regnames): Remove because unused.
5858 * config/avr/avr.md (*cpse.ne): New peephole.
5859 (*cpse.eq): New peephole from former cpse peepholes.
5861 2012-01-27 Michael Eager <eager@eagercon.com>
5863 * config/microblaze.c (microblaze_emit_compare): Correct
5864 test after pcmp instruction.
5866 2012-01-27 Richard Guenther <rguenther@suse.de>
5868 PR tree-optimization/52020
5869 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5871 2012-01-27 Richard Guenther <rguenther@suse.de>
5873 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5874 function non-const/pure.
5876 2012-01-27 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/50444
5879 * tree-sra.c (build_ref_for_offset): Properly adjust the
5880 MEM_REF type for unaligned accesses.
5882 2012-01-27 Richard Guenther <rguenther@suse.de>
5884 PR tree-optimization/50444
5885 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5886 (expand_assignment): Use it. Properly handle misaligned
5887 bases when expanding stores to component references.
5888 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5891 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5894 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5895 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5896 * tree-data-ref.c (find_data_references_in_loop): Make static.
5897 (compute_all_dependences): Change return type to bool. Bail out
5898 for too many datarefs in a loop. Move the hunk resetting the data
5899 dependences vector from ...
5900 (compute_data_dependences_for_loop): ... here. Account for
5901 compute_all_dependences returning false.
5902 (compute_data_dependences_for_bb): Likewise.
5903 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5904 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5906 2012-01-27 Richard Guenther <rguenther@suse.de>
5909 * expr.c (store_field): Use the alias-set of the scratch memory
5912 2012-01-27 Tom de Vries <tom@codesourcery.com>
5914 PR tree-optimization/51990
5915 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5917 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5919 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5922 * var-tracking.c (reverse_op): Don't add any reverse operation
5923 if V already has any constant locations.
5925 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5927 * doc/invoke.texi: Correct usage of "command line" (noun)
5928 vs "command-line" (adjective) throughout.
5930 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5932 * doc/invoke.texi (Language Independent Options): Move
5933 -Wcoverage-mismatch blurb from here....
5934 (Warning Options): ...to here.
5936 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5938 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5939 Set rs6000_always_hint to false for 476.
5941 2012-01-27 Matthias Klose <doko@ubuntu.com>
5943 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5945 * incpath.c (add_standard_paths): Likewise.
5947 2012-01-27 Richard Henderson <rth@redhat.com>
5949 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5950 * config/m68k/sync.md (atomic_test_and_set): Rename from
5951 sync_test_and_setqi and adjust the operands.
5952 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5953 and unconditionally enable.
5955 2012-01-27 Richard Henderson <rth@redhat.com>
5957 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5958 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5959 (ldstub): Rename from ldstubqi.
5960 (ldstub<I24MODE>): Remove.
5962 2012-01-27 Richard Henderson <rth@redhat.com>
5964 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5965 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5966 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5967 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5968 * doc/tm.texi: Rebuild.
5970 2012-01-27 Richard Henderson <rth@redhat.com>
5972 * optabs.c (gen_atomic_test_and_set): Remove default.
5973 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5975 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5977 PR rtl-optimization/51978
5978 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5979 (combine_reaching_defs): Likewise.
5980 (struct re_info): Remove.
5981 (add_removable_extension): Remove x and data arguments,
5982 add insn, insn_list and def_map. Use the arguments directly
5983 instead of using struct re_info.
5984 (find_removable_extensions): Don't call add_removable_extension
5985 through note_stores, instead just call it with single_set
5987 (find_and_remove_re): Pass curr_cand->expr instead of
5988 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5990 2012-01-26 Michael Matz <matz@suse.de>
5992 PR tree-optimization/46590
5993 * cfgexpand.c: Revert last change (r183305).
5994 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5996 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5997 checking for emptiness.
5999 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6002 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6003 non-addressable non-BLKmode base correctly.
6005 2012-01-26 Michael Matz <matz@suse.de>
6007 PR tree-optimization/48794
6008 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6009 regions referenced from RESX/EH_DISPATCH.
6011 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6013 * config/s390/s390.h: Make BRANCH_COST an option.
6014 * config/s390/s390.opt: New option -mbranch-cost.
6016 2012-01-26 Richard Henderson <rth@redhat.com>
6018 Revert 2012-01-24 change:
6019 * trans-mem.c (requires_barrier): Do not instrument thread local
6020 variables and emit save/restore for them.
6022 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6025 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6028 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6030 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6033 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6036 Rename __pgm to __flash.
6037 Rename __pgm1 to __flash1.
6038 Rename __pgm2 to __flash2.
6039 Rename __pgm3 to __flash3.
6040 Rename __pgm4 to __flash4.
6041 Rename __pgm5 to __flash5.
6042 Rename __pgmx to __memx.
6043 * doc/extend.texi (AVR Named Address Spaces)
6044 Rename address space names as indicated above.
6045 * config/avr/avr.c (avr_addrspace): Ditto.
6047 * config/avr/avr-protos.h
6048 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6049 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6050 * config/avr/predicates.md: Ditto.
6051 * config/avr/avr.c Ditto, and
6052 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6053 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6055 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6056 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6057 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6058 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6059 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6060 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6061 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6062 * config/avr/avr.c: Ditto.
6063 * config/avr/avr.md: Ditto.
6065 2012-01-25 Jason Merrill <jason@redhat.com>
6068 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6070 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6072 PR tree-optimization/51987
6073 * tree-data-ref.c (get_references_in_stmt): Handle references in
6074 non-volatile GIMPLE_ASM.
6076 2012-01-25 Richard Guenther <rguenther@suse.de>
6078 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6079 bases are dereferenced.
6081 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6083 PR rtl-optimization/48374
6084 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6086 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6088 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6089 compute_data_dependences_for_loop returns false.
6090 * tree-parloops.c (loop_parallel_p): Likewise.
6092 2012-01-25 Richard Guenther <rguenther@suse.de>
6094 * tree.h (get_pointer_alignment_1): Declare.
6095 * builtins.c (get_pointer_alignment_1): New function.
6096 (get_pointer_alignment): Use it.
6098 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6100 PR rtl-optimization/48308
6101 * combine.c (enum undo_kind): Add UNDO_LINKS.
6102 (struct undo): Add member l to other_contents and where.
6103 (do_SUBST_LINK): New.
6105 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6106 (undo_all): Handle UNDO_LINKS.
6108 2012-01-25 Richard Henderson <rth@redhat.com>
6110 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6113 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6115 * optabs.c (gen_atomic_test_and_set): Use each argument.
6117 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6119 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6120 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6121 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6122 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6123 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6124 TARGET_PAIRED_SINGLE_FLOAT.
6126 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6128 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6129 (in_struct, return_val): Remove MEM documentation.
6130 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6131 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6132 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6134 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6135 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6136 * expr.c (store_field): Likewise.
6137 * function.c (assign_stack_temp_for_type): Likewise.
6138 * ifcvt.c (noce_try_cmove_arith): Likewise.
6139 * reload1.c (reload): Likewise.
6140 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6141 (alpha_set_memflags): Likewise.
6142 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6144 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6146 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6148 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6149 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6150 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6152 * cselib.c (cselib_rtx_varies_p): Delete.
6153 (cselib_invalidate_mem): Update call to canon_true_dependence.
6154 * dse.c (record_store, check_mem_read_rtx): Likewise.
6155 (scan_reads_nospill): Likewise.
6156 * cse.c (check_dependence): Likewise.
6157 (cse_rtx_varies_p): Delete.
6158 * expr.c (safe_from_p): Update call to true_dependence.
6159 * ira.c (validate_equiv_mem_from_store): Likewise.
6160 (memref_referenced_p): Likewise.
6161 * postreload-gcse.c (find_mem_conflicts): Likewise.
6162 * sched-deps.c (sched_analyze_2): Likewise.
6163 * store-motion.c (load_kills_store): Likewise.
6164 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6165 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6166 (compute_transp): Update call to canon_true_dependence.
6168 2012-01-25 Richard Henderson <rth@redhat.com>
6170 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6171 (maybe_emit_atomic_test_and_set): New.
6172 (expand_sync_lock_test_and_set): Use it.
6173 (expand_atomic_test_and_set): Likewise.
6174 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6175 the implementation; clarify implementation defined details.
6176 * doc/md.texi (atomic_test_and_set): Document.
6178 2012-01-25 Richard Henderson <rth@redhat.com>
6180 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6182 2012-01-25 Richard Henderson <rth@redhat.com>
6185 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6186 to effect no-op split.
6188 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6191 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6192 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6193 (BT_FN_VOID_PTR_INT_SIZE): New.
6194 (BT_FN_UINT_UINT_VAR): Remove.
6195 (BT_FN_UINT32_UINT32_VAR): New.
6196 (BT_FN_DOUBLE_VPTR): Remove.
6197 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6199 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6200 (_ITM_changeTransactionMode): Same.
6201 (_ITM_memmoveRtWt): Change return type to void.
6202 (_ITM_memcpyRtWt): Same.
6203 (_ITM_memsetW): Same.
6204 (_ITM_RaRD): Change types to double.
6209 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6211 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6212 Patrick Marlier <patrick.marlier@gmail.com>
6214 * trans-mem.c (requires_barrier): Do not instrument thread local
6215 variables and emit save/restore for them.
6217 2012-01-24 Jason Merrill <jason@redhat.com>
6220 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6221 output static aliases.
6223 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6226 * common.opt (-pie, -shared, pie, shared): Change from Common to
6228 * gcc.c (display_help): Display help for -pie and -shared.
6230 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6233 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6234 Remove note on size/offset limitation.
6235 (AVR Variable Attributes): Add example how to read data located
6236 with progmem. Refer to named address spaces.
6237 * doc/invoke.texi (AVR Options): Fix typo.
6239 2012-01-24 Richard Guenther <rguenther@suse.de>
6241 Forward-port to trunk
6242 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6245 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6246 op0 isn't sufficiently aligned and there is movmisalignM
6247 insn for mode, use it to load op0 into a temporary register.
6249 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6252 * target.def (const_not_ok_for_debug_p): New hook.
6253 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6255 * doc/tm.texi: Regenerated.
6256 * dwarf2out.c (const_ok_for_output_1): If
6257 targetm.const_not_ok_for_debug_p returns true, fail.
6258 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6260 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6262 2012-01-23 Kai Tietz <ktietz@redhat.com>
6265 * config/i386/predicates.md (symbolic_operand): Allow
6266 UNSPEC_PCREL as PIC expression for lea.
6267 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6268 * config/i386/i386.c (ix86_delegitimize_address): Handle
6269 UNSPEC_PCREL for none-MEM, too.
6271 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6273 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6274 (ipa_tm_create_version_alias): Same.
6276 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6279 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6280 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6282 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6283 Patrick Marlier <patrick.marlier@gmail.com>
6284 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6287 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6288 simple_object_start_read.
6290 2012-01-23 Richard Guenther <rguenther@suse.de>
6293 PR tree-optimization/51895
6294 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6295 parameter decomposition into BLKmode components.
6297 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6299 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6300 fake variables for restrict-qualified pointers whose pointed-to type
6301 contains a placeholder.
6303 2012-01-23 Richard Guenther <rguenther@suse.de>
6305 PR tree-optimization/51949
6306 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6308 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6310 PR rtl-optimization/51933
6311 * ree.c (transform_ifelse): Return true right away if dstreg is
6312 already wider or equal to cand->mode.
6313 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6314 (make_defs_and_copies_lists): Remove defs_list and copies_list
6315 arguments, add state argument, just truncate state->work_list
6316 instead of always allocating and freeing the vector. Assert that
6317 get_defs succeeds instead of returning 2. Changed return type to bool.
6318 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6319 have ext_src_mode, see if it has been modified already with the
6320 right kind of extension and has been extended before from the
6321 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6322 just return true. Remember the original mode in state->modified array.
6323 (combine_reaching_defs): Add state argument. Don't allocate and
6324 free here def_list, copied_list and vec vectors, instead just
6325 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6326 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6327 Add state variable, clear vectors in it, initialize state.modified
6328 if needed. Free all the vectors at the end and state.modified too.
6329 Don't skip a candidate if the extension expression has been modified.
6331 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6334 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6335 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6336 (extra_options) interix.opt -> i386/interix.opt"
6337 (extra_objs):Add winnt-stubs.o
6338 * configure.ac: Add interix to target_os .comm on PE check.
6339 * configure: Regenerate.
6340 * config/interix3.h: Delete and move bits to..
6341 * config/interix.h: Delete and move bits to..
6342 * config/i386/i386-interix3.h: Delete and move bits to..
6343 * config/i386/i386-interix.h: ..here.
6344 (TARGET_CPU_DEFAULT): Remove redefinition.
6345 (TARGET_ASM_CONSTRUCTOR): Undefine.
6346 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6347 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6348 (PTRDIFF_TYPE): Define.
6349 (LONG_DOUBLE_TYPE_SIZE): Define.
6350 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6351 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6352 (TARGET_SECTION_TYPE_FLAGS): Define.
6353 (ASM_DECLARE_FUNCTION_NAME): Define.
6354 (ASM_OUTPUT_EXTERNAL): Define.
6355 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6356 (ASM_OUTPUT_ALIGNED_BSS): Define.
6357 (PCC_BITFIELD_TYPE_MATTERS): Define.
6358 (USE_CONST_SECTION): Define.
6359 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6360 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6361 (SUPPORTS_ONE_ONLY): Remove.
6362 (I386_PE_STRIP_ENCODING): Define.
6363 * config/interix.opt: Delete and move bits to..
6364 * config/i386/interix.opt: ..here. New.
6365 (mpe-aligned-commons): Add.
6366 * config/i386/t-interix: Add copyright header.
6367 (winnt-stubs.o): Add rule.
6369 2012-01-22 Jason Merrill <jason@redhat.com>
6372 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6373 for extra name aliases.
6375 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6377 PR rtl-optimization/51924
6378 * ree.c (combine_set_extension): Improve debugging message.
6379 (combine_reaching_defs): Likewise.
6380 (get_defs): Rename confusingly named variable.
6381 (find_and_remove_re): Skip a candidate if the extension expression has
6384 2012-01-21 Robert Millan <rmh@gnu.org>
6385 Gerald Pfeifer <gerald@pfeifer.com>
6387 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6388 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6390 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6392 PR tree-optimization/51914
6393 * tree-vect-stmts.c (vectorizable_conversion): For
6394 cvt_type && modifier == WIDEN, put temporary with cvt_type
6395 at the beginning of vec_dsts and set vec_dest to temporary
6398 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6400 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6402 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6404 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6405 * config/rs6000/rs6000.c: Likewise.
6407 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6410 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6411 output_move_double on a copy of operands array.
6413 2012-01-20 Cary Coutant <ccoutant@google.com>
6414 Dodji Seketeli <dodji@redhat.com>
6417 * dwarf2out.c (copy_declaration_context): Return ref to parent
6418 of declaration DIE, if necessary.
6419 (remove_child_or_replace_with_skeleton): Add new parameter; update
6420 caller. Place skeleton DIE under parent DIE of original declaration.
6421 Move call to copy_declaration_context to here ...
6422 (break_out_comdat_types): ... from here.
6424 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6426 PR rtl-optimization/51856
6427 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6430 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6433 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6434 hints for neon loads and stores.
6436 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6440 * doc/extend.texi (Named Address Spaces): Split into subsections.
6441 (AVR Named Address Spaces): New subsection.
6442 (M32C Named Address Spaces): New subsection.
6443 (RL78 Named Address Spaces): New subsection.
6444 (SPU Named Address Spaces): New subsection.
6445 (Variable Attributes): New anchor "AVR Variable Attributes".
6446 (AVR Variable Attributes): Rewrite and avoid wording
6447 "address space" in this context.
6448 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6449 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6450 (AVR Built-in Macros): New subsubsection therein.
6451 * doc/md.texi (AVR constraints): Remove "C04", "R".
6453 2012-01-20 Richard Guenther <rguenther@suse.de>
6455 PR tree-optimization/51903
6456 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6457 when removing stmts.
6459 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6462 * config/arm/arm.c (arm_load_pic_register): Use
6463 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6464 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6465 (arm_pic_static_addr): Likewise.
6466 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6467 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6468 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6469 (pic_load_addr_unified): New.
6471 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6474 * function.c (instantiate_virtual_regs_in_insn): Use
6475 delete_insn_and_edges when removing a wrong asm insn.
6477 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6479 PR rtl-optimization/40761
6480 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6481 Add new member loop_num.
6482 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6483 (ira_build): Remove the parameter.
6485 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6486 (ira.c): Do not build CFG loops for one region allocation. Remove
6487 argument from ira_build call.
6489 * ira-build.c (init_loop_tree_node): New function.
6490 (create_loop_tree_nodes): Use it. Separate the case when CFG
6491 loops are not built.
6492 (more_one_region_p): Check current_loops.
6493 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6495 (add_loop_to_tree): Process loop equal to NULL too.
6496 (form_loop_tree): Separate the case when CFG loops are not built.
6497 Use explicitly number for the root.
6498 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6500 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6501 instead of loop->num.
6502 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6503 (mark_all_loops_for_removal): Ditto.
6504 (remove_unnecessary_regions): Separate the case when CFG loops
6506 (ira_build): Remove the parameter. Use explicit number of regions
6507 when CFG loops are not built.
6509 * ira-color.c (print_loop_title): Separate the case for the root node.
6510 Use loop_num instead of loop->num.
6511 (move_spill_restore): Use loop_num instead of loop->num.
6513 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6514 (change_loop): Ditto.
6515 (change_loop): Use loop_num instead of loop->num.
6517 * ira-lives.c (process_bb_node_lives): Ditto.
6519 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6521 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6523 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6526 * tree-mudflap.c (mf_artificial): New function.
6527 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6528 mx_register_decls, mudflap_enqueue_decl): Use it.
6531 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6532 numbers in the insn pattern.
6534 2012-01-19 Michael Matz <matz@suse.de>
6536 PR tree-optimization/46590
6537 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6538 use it in remembering which conflicts we already created.
6539 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6542 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6545 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6546 (merge_and_complain): Same.
6548 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6551 * config/initfini-array.h: Guard content of the header
6552 with #ifdef HAVE_INITFINI_ARRAY.
6553 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6554 Add initfini-array.h to tm_file here.
6555 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6556 * config.gcc: Don't add initfini-array.h to tm_file here.
6557 * configure: Regenerated.
6559 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6561 PR rtl-optimization/51505
6562 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6563 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6564 (df_note_bb_compute): Update the call to df_kill_notes.
6566 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6568 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6570 2012-01-18 Richard Guenther <rguenther@suse.de>
6572 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6573 of conversions to void *.
6575 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6576 Richard Sandiford <rdsandiford@googlemail.com>
6580 * optabs.h (simplify_expand_binop): Declare.
6581 * optabs.c (simplify_expand_binop): Make global.
6582 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6583 endian targets if the source cannot be exactly covered by word
6586 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6589 * hard-reg-set.h (struct hard_reg_set_container): New type.
6590 * target.h (struct hard_reg_set_container): Forward declare.
6591 * target.def (set_up_by_prologue): New target hook.
6592 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6593 * doc/tm.texi: Regenerated.
6594 * function.c (thread_prologue_and_epilogue_insns): Change
6595 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6596 Call targetm.set_up_by_prologue on it.
6597 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6598 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6600 2012-01-17 Nick Clifton <nickc@redhat.com>
6602 * config/rx/rx.c (rx_can_use_simple_return): New function.
6603 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6604 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6606 2012-01-17 Richard Guenther <rguenther@suse.de>
6609 * expr.c (expand_assignment): Take address-space information
6610 from the address operand of MEM_REF and TARGET_MEM_REF.
6611 (expand_expr_real_1): Likewise.
6613 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6615 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6616 reload dump is requested.
6618 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6621 * trans-mem.c (requires_barrier): Call may_be_aliased.
6623 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6625 PR tree-optimization/51877
6626 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6627 call arguments and fndecls compare equal, instead return false if they
6628 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6629 both SSA_NAMEs that are valueized the same, or they satisfy
6632 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6634 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6636 * configure: Regenerate.
6638 2012-01-16 Jan Hubicka <jh@suse.cz>
6642 * convert.c (convert_to_integer): Use fold_convert for
6643 converting an INTEGER_CST to integer type.
6645 2012-01-16 Jason Merrill <jason@redhat.com>
6648 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6650 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6653 * config/s390/s390.c (s390_chunkify_start): Don't skip
6654 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6655 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6656 If insn is followed by NOTE_INSN_VAR_LOCATION or
6657 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6658 Don't use location of note insns.
6660 PR tree-optimization/51865
6661 * tree-inline.c (tree_function_versioning): Call remap_decl
6662 on DECL_RESULT whenever it has VOID_TYPE_P type.
6664 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6666 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6667 for calls to locally-binding MIPS16 functions if only the return
6668 type uses float regs.
6670 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6671 Richard Sandiford <rdsandiford@googlemail.com>
6673 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6674 (SYMBOL_32_HIGH): Likewise.
6675 (mips_output_tls_reloc_directive): Declare.
6676 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6677 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6678 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6679 (mips_lo_relocs, mips_hi_relocs): Make extern.
6680 (mips16_stub_function): Move up file.
6681 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6682 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6683 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6684 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6685 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6686 (mips_get_tp): Add MIPS16 support.
6687 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6688 Generalize DTPREL and TPREL handling.
6689 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6690 Add MIPS16 TLS support.
6691 (mips_output_tls_reloc_directive): New function.
6692 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6693 * config/mips/predicates.md (symbolic_operand_with_high)
6694 (tls_reloc_operand): New predicates.
6695 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6696 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6697 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6698 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6699 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6700 (*tls_get_tp_mips16_call_<mode>): Likewise.
6702 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6704 PR rtl-optimization/51821
6705 * recog.c (peep2_find_free_register): Determine clobbered registers
6708 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6711 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6712 * config/avr/avr.c: Likewise.
6713 * config/avr/avr.h: Likewise.
6715 2012-01-13 Ian Lance Taylor <iant@google.com>
6718 * tree.h (TYPE_QUALS): Add cast to int.
6719 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6721 2012-01-13 Ian Lance Taylor <iant@google.com>
6723 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6724 comparing param_index to VEC_length result.
6726 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6728 * c-decl.c: Do not include tree-mudflap.h
6729 * tree-optimize.c: Likewise.
6730 * Makefile.in: Update dependencies.
6732 2012-01-13 Richard Guenther <rguenther@suse.de>
6735 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6736 variable-sized result always use RSO.
6738 2012-01-12 DJ Delorie <dj@redhat.com>
6740 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6741 pointer type, not just the default pointer type.
6743 2012-01-09 Richard Henderson <rth@redhat.com>
6744 Denis Chertykov <chertykov@gmail.com>
6747 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6748 * config/avr/avr.c (avr_can_eliminate): Simplify.
6749 (avr_initial_elimination_offset): Likewise.
6750 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6751 (expand_epilogue): Likewise.
6752 (avr_legitimize_address): Gut.
6753 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6754 (avr_hard_regno_nregs): New.
6755 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6756 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6757 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6758 add soft frame pointer.
6759 (CALL_USED_REGISTERS): Likewise.
6760 (REG_CLASS_CONTENTS): Likewise.
6761 (REGISTER_NAMES): Likewise.
6762 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6763 (HARD_FRAME_POINTER_REGNUM): New.
6764 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6765 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6766 remove the HARD_FRAME_POINTER self-elimination.
6768 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6771 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6772 DECL_EXTERNAL when checking for initializers of progmem variables.
6774 2012-01-12 Ira Rosen <irar@il.ibm.com>
6776 PR tree-optimization/51799
6777 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6778 that the last operation is a type demotion.
6780 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6783 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6785 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6788 * combine.c (distribute_notes): If i3 is a noreturn call,
6789 allow old_size to be equal to args_size and make sure the
6790 noreturn call gets REG_ARGS_SIZE note.
6791 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6792 on noreturn calls even when the delta is 0.
6794 2012-01-11 Nathan Sidwell <nathan@acm.org>
6796 * gcov.c (STRING_SIZE): Remove.
6797 (generate_results): Erase annotations for source files with no
6798 coverage information.
6800 (output_lines): Use it.
6802 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6804 * gimple.h (gimplify_body): Remove first argument.
6805 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6806 pointer set here, instead just pass DATA to walk_tree.
6807 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6808 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6809 (unvisit_body): Likewise, but with unmark_visited.
6810 (gimplify_body): Remove BODY_P argument and adjust.
6811 (gimplify_function_tree): Adjust call to gimplify_body.
6812 * omp-low.c (finalize_task_copyfn): Likewise.
6814 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6816 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6817 (build_function_type_skip_args): Delete.
6818 * tree.c (build_function_type_skip_args): Make static and add
6819 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6820 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6821 pass it to build_function_type_skip_args.
6822 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6823 (tree_function_versioning): Likewise.
6824 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6825 build_function_decl_skip_args.
6826 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6827 and pass it to build_function_decl_skip_args/tree_function_versioning.
6828 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6829 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6830 * trans-mem.c (ipa_tm_create_version): Likewise.
6831 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6832 * tree-inline.c (declare_return_variable): Remove always-true test.
6833 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6834 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6835 * ipa-split.c (split_function): Skip the return value for the split
6836 part if it doesn't return.
6838 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6840 PR tree-optimization/49642
6841 * ipa-split.c (forbidden_dominators): New variable.
6842 (check_forbidden_calls): New function.
6843 (dominated_by_forbidden): Likewise.
6844 (consider_split): Check for forbidden dominators.
6845 (execute_split_functions): Initialize and free forbidden
6846 dominators info; call check_forbidden_calls.
6848 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6850 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6852 2012-01-11 Nick Clifton <nickc@redhat.com>
6854 * config/rx/rx.md (return): Define pattern.
6856 2012-01-11 Richard Guenther <rguenther@suse.de>
6858 * doc/extend.texi (malloc attribute): Adjust according to
6861 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6862 Patrick Marlier <patrick.marlier@gmail.com>
6865 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6866 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6867 (ipa_tm_note_irrevocable): Same.
6868 (ipa_tm_scan_irr_block): Same.
6869 (ipa_tm_decrement_clone_counts): Same.
6870 (ipa_tm_scan_irr_function): Same.
6871 (ipa_tm_create_version_alias): Same.
6872 (ipa_tm_create_version): Same.
6873 (ipa_tm_transform_calls_redirect): Same.
6874 (ipa_tm_transform_calls): Same.
6875 (ipa_tm_transform_transaction): Same.
6876 (ipa_tm_execute): Same.
6878 2012-01-10 Richard Guenther <rguenther@suse.de>
6881 * opts.c (common_handle_option): Handle -Werror.
6883 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6885 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6888 2012-01-10 Jason Merrill <jason@redhat.com>
6890 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6893 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6895 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6896 supports R_386_TLS_GD_PLT reloc.
6897 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6898 supports R_386_TLS_LDM_PLT reloc.
6899 * configure: Regenerate.
6900 * config.in: Regenerate.
6902 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6905 Extend __pgmx semantics to linearize memory.
6906 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6907 determine if code comes inline or from libgcc.
6908 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6909 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6910 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6911 (movmemx_qi, movmemx_hi): New insns.
6912 (xload_<mode>_libgcc): Rewrite to new insn condition.
6913 (xload_<mode>): Remove insns.
6914 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6915 cases that don't satisfy avr_xload_libgcc_p().
6916 (avr_addr_space_convert): Allow converting in any direction.
6917 (avr_addr_space_subset_p): Return always true.
6918 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6919 (avr_emit_movmemhi): Ditto.
6920 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6921 (avr_out_movmem): Ditto.
6922 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6923 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6924 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6925 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6926 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6928 2012-01-10 Richard Guenther <rguenther@suse.de>
6930 PR tree-optimization/50913
6931 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6932 Require data-refs to be representable by Graphite with respect
6935 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6938 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6940 2012-01-10 Tom de Vries <tom@codesourcery.com>
6942 PR rtl-optimization/51271
6943 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6944 handling annulled branch.
6946 2012-01-10 Richard Henderson <rth@redhat.com>
6948 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6949 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6950 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6951 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6952 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6953 arm_expand_vec_perm_const): New.
6954 * config/arm/arm-protos.h: Update.
6955 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6956 (*neon_vswp<VDQX>): New.
6957 (neon_vcombine<VDX>): Use neon_split_vcombine.
6958 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6959 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6960 (vec_perm<VE>): New.
6962 2012-01-10 Richard Henderson <rth@redhat.com>
6964 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6965 use it if reload_completed.
6966 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6967 arm_output_asm_insn, arm_process_output_memory_barrier,
6968 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6969 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6970 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6971 arm_process_output_sync_insn, arm_output_sync_insn,
6972 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6973 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6974 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6975 (emit_unlikely_jump): New.
6976 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6977 (arm_split_atomic_op): New.
6978 * config/arm/arm-protos.h: Update.
6979 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6980 (struct arm_sync_generator): Remove.
6981 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6982 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6983 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6984 (VUNSPEC_LL, VUNSPEC_SC): New.
6985 (sync_result, sync_memory, sync_required_value, sync_new_value,
6986 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6987 (attr length): Don't use arm_sync_loop_insns.
6988 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6989 (movsfcc, movdfcc): Likewise.
6990 * config/arm/constraints.md (Ua): New.
6991 * config/arm/prediates.md (mem_noofs_operand): New.
6992 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6993 (sync_clobber, sync_t2_reqd): Remove.
6994 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6995 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6996 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6997 (arm_sync_compare_and_swap<SIDI>): Remove.
6998 (arm_sync_compare_and_swap<NARROW>): Remove.
6999 (arm_sync_lock_test_and_set<SIDI>): Remove.
7000 (arm_sync_lock_test_and_set<NARROW>): Remove.
7001 (arm_sync_new_<syncop><SIDI>): Remove.
7002 (arm_sync_new_<syncop><NARROW>): Remove.
7003 (arm_sync_new_nand<SIDI>): Remove.
7004 (arm_sync_new_nand<NARROW>): Remove.
7005 (arm_sync_old_<syncop><SIDI>): Remove.
7006 (arm_sync_old_<syncop><NARROW>): Remove.
7007 (arm_sync_old_nand<SIDI>): Remove.
7008 (arm_sync_old_nand<NARROW>): Remove.
7009 (*memory_barrier): Merge arm_output_memory_barrier.
7010 (atomic_compare_and_swap<QHSD>): New.
7011 (atomic_compare_and_swap<NARROW>_1): New.
7012 (atomic_compare_and_swap<SIDI>_1): New.
7013 (atomic_exchange<QHSD>): New.
7014 (cas_cmp_operand, cas_cmp_str): New.
7015 (atomic_op_operand, atomic_op_str): New.
7016 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7017 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7018 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7019 (arm_load_exclusive<NARROW>): New.
7020 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7021 (arm_store_exclusive<QHSD>): New.
7023 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7025 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7026 reload patterns if -mvsx-scalar-memory.
7028 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7029 generated, even -mno-vsx-scalar-double was used.
7030 (vsx_xscvdpsp_scalar): Likewise.
7031 (vsx_xscvspdp_scalar2): Likewise.
7033 2012-01-09 Tom de Vries <tom@codesourcery.com>
7034 Andrew Pinski <apinski@cavium.com>
7037 * reorg.c (fill_slots_from_thread): Don't speculate
7038 frame-related insns.
7040 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7042 * sched-int.h (bb_note): Move to...
7043 * basic-block.h: ...here.
7044 * haifa-sched.c (bb_note): Move to...
7045 * cfgrtl.c: ...here.
7046 * function.c (next_block_for_reg): New function.
7047 (move_insn_for_shrink_wrap): Likewise.
7048 (prepare_shrink_wrap): Rewrite to use the above.
7050 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7052 * gimple.c (is_gimple_non_addressable): Remove.
7053 * gimple.h: Remove is_gimple_non_addressable.
7054 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7055 is_gimple_non_addressable.
7056 * trans-mem.c (expand_assign_tm): Same.
7058 2012-01-09 Richard Guenther <rguenther@suse.de>
7060 PR tree-optimization/51775
7061 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7062 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7064 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7066 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7068 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7070 2012-01-09 Richard Guenther <rguenther@suse.de>
7072 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7074 2012-01-08 Jan Hubicka <jh@suse.cz>
7076 PR tree-optimize/51680
7077 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7078 on when known_vals needs to be computed; cleanup.
7080 2012-01-08 Jan Hubicka <jh@suse.cz>
7082 PR tree-optimize/51694
7083 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7085 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7087 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7088 for -std=c++98 and -std=c++11 too.
7090 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7092 * cfgloop.c (cancel_loop): Add free() of bbs array.
7094 2012-01-07 Jan Hubicka <jh@suse.cz>
7096 PR tree-optimization/51600
7097 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7098 that benefits small functions.
7100 2012-01-07 Jan Hubicka <jh@suse.cz>
7102 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7104 2012-01-07 Jan Hubicka <jh@suse.cz>
7106 PR tree-optimization/51680
7107 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7108 whose inlining reduce unit size.
7110 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7113 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7114 Add canonical node to containing_mem chain after the non-canonical
7115 one, even if there weren't any locs to propagate.
7116 (remove_useless_values): Keep only canonical values.
7117 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7118 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7119 canonicalize mem_chain elements that are not discarded.
7121 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7124 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7125 before emitting functions.
7127 PR gcov-profile/50127
7128 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7129 clear_aux_for_blocks.
7131 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7134 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7136 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7138 * c-decl.c (ext_block): Moved up.
7139 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7141 2012-01-06 Han Shen <shenhan@google.com>
7143 Translate built-in include paths for sysroot.
7144 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7145 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7147 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7148 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7150 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7151 control whether sysroot should be prepended to gxx include dir.
7153 * configure: Regenerate.
7155 2012-01-06 Torvald Riegel <triegel@redhat.com>
7157 PR rtl-optimization/51771
7158 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7159 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7161 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7163 PR tree-optimization/51315
7164 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7165 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7167 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7170 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7171 for shrp pattern. Correctly handle and fixup shift variable.
7172 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7174 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7177 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7178 note when !ACCUMULATE_OUTGOING_ARGS.
7180 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7182 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7184 (extract_range_from_unary_expr_1): Avoid useless computations.
7186 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7188 PR rtl-optimization/51767
7189 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7190 of jump_block and add an extra edge for degenerated asm gotos.
7193 * stmt.c (check_unique_operand_names): Don't ICE during error
7194 reporting if i is from labels chain.
7197 * profile.c (branch_prob): Split bbs that have exit edge
7198 and need a fake entry edge too.
7200 2012-01-05 Jan Hubicka <jh@suse.cz>
7203 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7206 2012-01-05 Richard Guenther <rguenther@suse.de>
7209 * tree-streamer-out.c (write_ts_optimization): New function.
7210 (streamer_write_tree_body): Call it.
7211 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7212 (streamer_read_tree_body): Call it.
7213 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7215 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7218 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7219 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7220 in_cleanup_point_expr before gimplify_stmt call and restore it
7222 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7223 in_cleanup_point_expr is false.
7225 2012-01-05 Richard Guenther <rguenther@suse.de>
7228 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7230 * toplev.c (process_options): Reject combining mudflap and LTO.
7231 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7233 2012-01-05 Richard Guenther <rguenther@suse.de>
7235 PR tree-optimization/51760
7236 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7238 (bit_value_unop): Handle UNDEFINED operands.
7239 (bit_value_binop): Likewise.
7241 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7243 * config/avr/avr.c (avr_replace_prefix): Remove.
7244 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7245 (avr_asm_function_rodata_section): Ditto.
7246 (avr_asm_select_section): Ditto.
7248 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7250 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7253 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7256 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7257 calls that have any non-fake successor edges.
7260 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7262 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7264 PR tree-optimization/51624
7265 * tree-sra.c (build_ref_for_model): When replicating a chain of
7266 COMPONENT_REFs, stop as soon as the offset would become negative.
7268 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7271 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7272 in .debug_loc on the floor.
7274 2012-01-04 Andrew Pinski <apinski@cavium.com>
7276 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7278 2012-01-04 Andrew Pinski <apinski@cavium.com>
7279 Adam Nemet <anemet@caviumnetworks.com>
7281 * config/mips/mips.md (size): Add SI and DI.
7282 (SIZE): New mode attribute.
7283 (U): New code attribute.
7284 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7285 (mips_lbux_<mode>): Delete.
7286 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7287 (mips_lhx): Use gen_mips_lhx_extsi.
7288 (mips_lhx_<mode>): Delete.
7290 (mips_l<size>x): New expand.
7291 (mips_lwx_<mode>): Delete.
7292 (mips_l<GPR:size>x_<P:mode>): New pattern.
7293 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7294 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7295 * config/mips/mips.c (mips_lx_address_p): New function.
7296 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7297 (dsp64): New availability predicate.
7298 (mips_builtins): Add an entry for __builtin_mips_ldx.
7299 * config/mips/mips.h (ISA_HAS_LBX): New define.
7300 (ISA_HAS_LBUX): Likewise.
7301 (ISA_HAS_LHX): Likewise.
7302 (ISA_HAS_LHUX): Likewise.
7303 (ISA_HAS_LWX): Likewise.
7304 (ISA_HAS_LWUX): Likewise.
7305 (ISA_HAS_LDX): Likewise.
7306 * doc/extend.texi (__builtin_mips_ldx): Document.
7308 2012-01-04 Tristan Gingold <gingold@adacore.com>
7310 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7311 when long pointers are used.
7312 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7313 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7314 (ia64-hp-*vms*): Remove.
7315 * config/vms/xm-vms64.h: Delete.
7317 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7320 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7322 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7324 * opts.c (finish_options): Remove duplicate sorry.
7326 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7329 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7332 2012-01-04 Richard Guenther <rguenther@suse.de>
7335 * tree.c (size_low_cst): New function.
7336 * tree.h (size_low_cst): Declare.
7337 * fold-const.c (fold_comparison): Use it to extract the low
7338 part of the POINTER_PLUS_EXPR offset.
7340 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7342 Fix clearing ZERO_REG
7343 * config/avr/avr.md (cc): Add alternative "ldi".
7344 (movqi_insn): Use it in cc attribute.
7345 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7346 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7347 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7349 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7351 * configure: Regenerate.
7353 2012-01-04 Richard Guenther <rguenther@suse.de>
7355 PR tree-optimization/49651
7356 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7357 (var_can_have_subvars): Use it.
7358 (get_constraint_for_1): Only consider subfields if there can be any.
7360 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7363 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7364 to its new canonical_cselib_val and the cselib_val was in
7365 first_containing_mem chain, but the canonical_cselib_val was not,
7366 add the latter into the chain.
7367 (cselib_invalidate_mem): Compare canonical_cselib_val of
7368 addr_list chain elt with v.
7371 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7372 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7374 (output_macinfo_op): Don't ggc_strdup fd->filename.
7375 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7376 then ggc_strdup it. Don't free inc->info or cur->info.
7377 (output_macinfo): Don't free ref->info or file->info.
7379 2012-01-03 Ira Rosen <irar@il.ibm.com>
7381 PR tree-optimization/51269
7382 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7383 first_niters a pointer.
7384 (slpeel_tree_peel_loop_to_edge): Likewise.
7385 (vect_do_peeling_for_loop_bound): Update call to
7386 slpeel_tree_peel_loop_to_edge.
7387 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7388 here. Remove it from the parameters list.
7389 (vect_do_peeling_for_alignment): Update calls and compute
7392 2012-01-03 Richard Guenther <rguenther@suse.de>
7394 PR tree-optimization/51070
7395 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7396 Properly handle calls.
7398 2012-01-03 Richard Guenther <rguenther@suse.de>
7400 PR tree-optimization/51692
7401 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7402 the LHS of allocation stmts.
7404 2012-01-03 Olivier Hainque <hainque@adacore.com>
7406 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7408 2012-01-03 Olivier Hainque <hainque@adacore.com>
7410 * collect2.c (main): In AIX specific computations for vector
7411 insertions, use CONST_CAST2 to cast from char ** to const char **.
7413 2012-01-03 Richard Guenther <rguenther@suse.de>
7416 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7417 the context of a limbo DIE when it does not already exist.
7419 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7421 PR tree-optimization/51719
7422 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7423 but direct call is, clear direct call's lhs and don't add fallthrough
7424 edge from dcall_bb to join_bb and PHIs.
7426 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7428 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7429 the instructions emitted by the pattern.
7430 ("*TDC_insn_<mode>"): Add comment.
7432 2012-01-03 Richard Guenther <rguenther@suse.de>
7435 * fold-const.c (fold_comparison): Properly canonicalize
7436 tree offset and HOST_WIDE_INT bit position.
7438 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7440 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7441 operands for extzv pattern.
7443 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7446 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7449 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7451 * doc/invoke.texi (-flto and related options): Copy-edit.
7453 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7455 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7457 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7459 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7462 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7464 * expr.h (move_by_pieces_ninsns): Declare.
7465 * expr.c (move_by_pieces_ninsns): Make external.
7466 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7467 (mips_store_by_pieces_p): Likewise.
7468 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7469 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7470 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7471 (mips_store_by_pieces_p): Likewise.
7473 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7475 * passes.c (register_one_dump_file): Free full_name.
7477 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7478 (calculate_elim_costs_all_insns): Free offsets_at and
7479 offsets_known_at at the end and clear the pointers.
7481 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7483 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7484 this option introduced in r180739.
7486 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7489 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7490 (tmake_file target=avr): Add avr/t-multilib.
7492 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7493 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7494 * config/avr/genmultilib.awk: New file.
7495 * config/avr/t-multilib: New auto-generated file.
7496 * config/avr/multilib.h: New auto-generated file.
7497 * config/avr/t-avr (AVR_MCUS): New variable.
7498 (genopt.sh): Use it.
7499 (s-mlib): Depend on t-multilib.
7500 (t-multilib, multilib.h): New dependencies.
7501 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7502 (MULTILIB_OPTIONS): Remove.
7503 (MULTILIB_MATCHES): Remove.
7504 (MULTILIB_DIRNAMES): Remove.
7505 (MULTILIB_EXCEPTIONS): Remove:
7506 * config/avr/genopt.sh: Don't use hard coded file name;
7507 pass AVR_MCUS from t-avr instead.
7509 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7511 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7513 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7515 Implement light-weight DImode support.
7516 * config/avr/avr-dimode.md: New file.
7517 * config/avr/avr.md: Include it.
7518 (adjust_len): Add plus64, compare64.
7519 (HIDI): Remove code iterator.
7520 (code_stdname): New code attribute.
7521 (rotx, rotsmode): Remove DI.
7522 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7524 * config/avr/avr-protos.h (avr_have_dimode): New.
7525 (avr_out_plus64, avr_out_compare64): New.
7526 * config/avr/avr.c (avr_out_compare): Handle DImode.
7527 (avr_have_dimode): New variable definition and initialization.
7528 (avr_out_compare64, avr_out_plus64): New functions.
7529 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7530 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7531 (avr_compare_pattern): Skip DImode comparisons.
7533 2012-01-02 Revital Eres <revital.eres@linaro.org>
7535 * ddg.c (def_has_ccmode_p): New function.
7536 (add_cross_iteration_register_deps,
7537 create_ddg_dep_from_intra_loop_link): Call it.
7539 2012-01-02 Richard Guenther <rguenther@suse.de>
7542 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7544 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7546 * gcc.c (process_command): Update copyright notice dates.
7547 * gcov.c (print_version): Likewise.
7548 * gcov-dump.c (print_version): Likewise.
7549 * mips-tfile.c (main): Likewise.
7550 * mips-tdump.c (main): Likewise.
7552 2012-01-01 Ira Rosen <irar@il.ibm.com>
7554 PR tree-optimization/51704
7555 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7556 a use is inside the basic block or loop before accessing its vect info.
7558 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7560 PR rtl-optimization/51069
7561 * cfgloopmanip.c (remove_path): Removing path making irreducible
7562 region unconditional makes BB part of the region.
7564 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7566 PR tree-optimization/51683
7567 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7568 calls with side-effects.
7569 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7571 Copyright (C) 2012 Free Software Foundation, Inc.
7573 Copying and distribution of this file, with or without modification,
7574 are permitted in any medium without royalty provided the copyright
7575 notice and this notice are preserved.